1 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
5 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
6 with -mhard-dfp/-mno-hard-dfp.
7 * config/s390/s390.opt: Likewise.
8 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
11 2007-10-30 Janis Johnson <janis187@us.ibm.com>
13 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
15 2007-10-30 Janis Johnson <janis187@us.ibm.com>
17 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
19 (Optimize Options): Add -fdce and -fdse to the list of optimizations
20 enabled by -O. Document -fdce and -fdse.
22 2007-10-30 Jakub Jelinek <jakub@redhat.com>
25 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
26 convert second operand of COMPOUND_EXPR to the original type of
29 2007-10-30 Richard Guenther <rguenther@suse.de>
31 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
32 of loop adding SFTs as virtual operands.
34 2007-10-30 Richard Guenther <rguenther@suse.de>
36 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
38 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
40 PR tree-optimization/32893
41 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
42 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
44 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
46 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
48 (sub_ddmmss): Likewise.
49 (umul_ppmm): Likewise.
50 (udiv_qrnnd): Likewise.
52 2007-10-29 Janis Johnson <janis187@us.ibm.com>
55 * doc/sourcebuild.texi (Test Directives): Document that dg-require
56 directives must come before dg-additional-sources.
58 2007-10-29 Jakub Jelinek <jakub@redhat.com>
60 PR tree-optimization/33723
61 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
62 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
64 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
66 PR tree-optimization/33614
67 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
68 if they can't be reduced to VECTOR_CSTs and aren't legitimate
69 initializer constants.
71 2007-10-29 Richard Guenther <rguenther@suse.de>
73 PR tree-optimization/33870
74 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
75 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
78 2007-10-29 Richard Guenther <rguenther@suse.de>
80 * passes.c (init_optimization_passes): Exchange store_copy_prop
82 * tree-pass.h (pass_store_copy_prop): Remove.
83 * tree-ssa-copy.c (do_store_copy_prop): Remove.
84 (stmt_may_generate-copy): Do not handle store_copy_prop.
85 (get_copy_of_val): Likewise.
86 (set_copy_of_val): Likewise.
87 (copy_prop_visit_assignment): Likewise.
88 (copy_prop_visit_stmt): Likewise.
89 (copy_prop_visit_phi_node): Likewise.
90 (init_copy_prop): Likewise.
91 (execute_copy_prop): Likewise.
92 (do_copy_prop): Remove.
93 (gate_store_copy_prop): Likewise.
94 (store_copy_prop): Likewise.
95 (pass_store_copy_prop): Likewise.
96 (pass_copy_prop): Call execute_copy_prop.
97 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
98 * common.opt (ftree-store-copy-prop): Mark obsolete.
99 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
101 2007-10-29 Ian Lance Taylor <iant@google.com>
103 * ifcvt.c (noce_can_store_speculate_p): New static function.
104 (noce_process_if_block): Call it.
105 (if_convert): Remove recompute_dominance parameter. Change all
108 2007-10-29 Richard Guenther <rguenther@suse.de>
110 * tree-flow-inline.h (get_subvar_at): Use binary search.
111 (get_first_overlapping_subvar): New function to binary search
112 for the first overlapping subvar.
113 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
114 just handle adding subvars for a pointed-to subvar. Optimize
115 and use get_first_overlapping_subvar.
116 (add_vars_for_bitmap): Fold into single caller.
117 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
118 and non pointed-to bits of add_vars_for_offset.
120 2007-10-29 Revital Eres <eres@il.ibm.com>
122 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
124 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
125 Zdenek Dvorak <ook@ucw.cz>
128 reduction support for automatic parallelization.
130 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
132 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
133 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
134 and OMP_ATOMIC_STORE.
135 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
136 * gimple-low.c (lower_stmt): Same.
137 * gimplify.c (gimplify_expr): Same.
138 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
139 gimplify_omp_atomic_mutex): Remove.
140 (gimplify_omp_atomic): Change it to simply gimplify the
141 statement instead of expanding it.
142 * omp-low.c: Add includes to optabs.h, cfgloop.h.
143 (expand_omp_atomic, expand_omp_atomic_pipeline,
144 goa_stabilize_expr, expand_omp_atomic_mutex,
145 expand_omp_atomic_fetch_op): New functions to implement
146 expansion of OMP_ATOMIC.
147 (expand_omp, build_omp_regions_1): Add support for
148 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
149 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
151 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
153 * tree-parloops.c: add include to tree-vectorizer.h.
154 (reduction_info): New structure for reduction.
155 (reduction_list): New list to represent list of reductions per loop.
156 (struct data_arg): New helper structure for reduction.
157 (reduction_info_hash, reduction_info_eq, reduction_phi,
158 initialize_reductions, create_call_for_reduction,
159 create_phi_for_local_result, create_call_for_reduction_1,
160 create_loads_for_reductions, create_final_loads_for_reduction):
162 (loop_parallel_p): Identify reductions, add reduction_list parameter.
163 (separate_decls_in_loop_name): Support reduction variables.
164 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
165 call create_loads_for_reduction for each reduction.
166 (canonicalize_loop_ivs): Identify reductions, add reduction_list
168 (transform_to_exit_first_loop): Add reduction support, add
169 reduction_list parameter.
170 (gen_parallel_loop): Add reduction_list parameter. Add call
171 separate_decls_in_loop with
172 the new argument. Traverse reductions and call
173 initialize_reductions, create_call_for_reduction.
174 (parallelize_loops): Create and delete the reduction list.
175 (add_field_for_name): Change use of data parameter. Add fields for
177 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
178 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
179 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
180 * tree-inline.c (estimate_num_insns_1): add cases for
181 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
182 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
183 * tree-ssa-operands.c (get_addr_dereference_operands):
184 New function. Subroutine of get_indirect_ref_operands.
185 (get_indirect_ref_operands): Call get_addr_dereference_operands.
186 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
189 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
191 * config/cris/cris.c: Include df.h.
192 (cris_address_cost): Add gcc_assert for canonicalization
193 assumptions. For PLUS with MULT or register, correct
194 test for register in other arm. Tweak comments.
196 2007-10-28 Richard Guenther <rguenther@suse.de>
198 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
199 telling if the var is to be treated as points-to location.
200 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
201 (add_virtual_operand): Only recurse into MPTs if aliases
204 2007-10-28 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
207 (add_vars_for_bitmap): Do not recurse further. Only add vars
209 (add_virtual_operand): Re-instantiate loop to add operands for
210 aliases. Recurse into MPTs.
211 (get_indirect_ref_operands): If we fall back to use a pointers
212 SMT, make sure to not prune based on the access offset and size.
214 2007-10-28 Andrew Pinski <pinskia@gmail.com>
217 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
218 the eh information on the statement.
220 2007-10-28 Richard Guenther <rguenther@suse.de>
222 * tree-flow.h (subvar_t): Make it a VEC.
223 (struct subvar): Remove.
224 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
225 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
227 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
228 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
229 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
230 (set_initial_properties): Likewise.
231 (setup_pointers_and_addressables): Likewise.
232 (new_type_alias): Likewise.
233 (create_overlap_variables_for): Likewise.
234 * tree-dfa.c (dump_subvars_for): Likewise.
235 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
236 (get_expr_operands): Likewise.
237 (add_to_addressable_set): Likewise.
238 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
240 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
242 PR tree-optimization/33920
243 * tree-if-conv.c (tree_if_conversion): Force predicate of single
244 successor bb to true when predecessor bb has NULL predicate.
245 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
247 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
249 * config/mips/mips.md: Add combiner patterns for DImode extensions
250 of HImode and QImode truncations. Reformat HImode <- QImode pattern
253 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
256 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
258 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
260 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
261 LIBCALL notes if they are about to be moved to the same insn.
263 2007-10-27 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/33870
266 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
267 duplication. Remove redundant call to access_can_touch_variable.
268 (add_vars_for_bitmap): New helper for recursing over MPT contents.
269 (add_virtual_operand): Use it.
271 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
274 * pa.h (ASM_PN_FORMAT): Delete define.
276 2007-10-26 Janis Johnson <janis187@us.ibm.com>
278 * doc/invoke.texi (Option Summary, optimizations): Remove
279 -fbounds-check. Add -fassociative-math, -freciprocal-math,
280 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
281 -fsplit-wide-types to match later entry. Break up a long line.
282 (Option Summary, code gen options) Add -fno-stack-limit. Add
283 missing @gol to the end of a line.
284 (Optimization Options): Remove -fbounds-check, which is also
285 documented under Code Generation Options. Remove =n from
286 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
287 to -fcprop-registers to match other options, and say when it is
288 enabled rather than disabled. Remove extra index entry for
289 -fno-cx-limited-range. Add index entries for -fstack-protector
290 and -fstack-protector-all.
291 (Code Gen Options): Add index entry for -ftls-model.
293 2007-10-26 Anatoly Sokolov <aesok@post.ru>
295 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
296 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
297 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
298 expand_epilogue, output_movhi): Don't handle 'main' function.
299 (avr_attribute_table): Add 'OS_task' function attribute.
300 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
302 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
303 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
305 * config/avr/avr.opt (minit-stack): Remove.
307 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
309 * tree-nested.c (get_trampoline_type): Fix thinko.
311 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
314 * tree.c (build_offset_type): Build canonical type based on the
315 TYPE_MAIN_VARIANT of the base type.
317 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
319 * reorg.c (emit_delay_sequence): Move insn locator from the
320 first insn to the sequence.
322 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
324 * ipa-pure-const.c (check_decl): Return immediately when
325 pure_const_state has been set to IPA_NEITHER.
327 2007-10-25 Ira Rosen <irar@il.ibm.com>
329 PR tree-optimization/33833
330 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
331 and convert init to sizetype in inner_base construction.
333 2007-10-25 Richard Guenther <rguenther@suse.de>
335 * tree-flow.h (mem_sym_stats): Remove.
336 (dump_mem_sym_stats_for_var): Declare.
337 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
338 (mem_sym_stats): Move ...
339 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
340 (mem_sym_score): Rename from ...
341 (pscore): ... this. Remove.
342 (dump_mem_sym_stats_for_var): New function. Dump the score, but
344 (compare_mp_info_entries): Make sort stable by disambiguating
347 2007-10-25 Ira Rosen <irar@il.ibm.com>
349 PR tree-optimization/33866
350 * tree-vect-transform.c (vectorizable_store): Check operands of all
351 the stmts in the group of strided accesses. Get def stmt type for each
352 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
354 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
356 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
357 (Yt): Rename register constraint to Y2.
358 * config/i386/sse.md: Use renamed register constraints.
359 * config/i386/mmx.md: Ditto.
360 * config/i386/i386.md: Ditto.
362 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
364 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
366 2007-10-24 Chao-ying Fu <fu@mips.com>
368 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
369 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
371 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
372 Olga Golovanevsky <olga@il.ibm.com>
374 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
375 the compiler that wr.wrap and wr.domain are initialized in
378 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
380 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
381 to print gcov_type values.
383 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
385 * config/avr/avr.h: Do not include progmem_section definition when
386 building with IN_TARGET_LIBS.
388 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
391 * config/mips/mips.c (mips_lo_sum_offset): New structure.
392 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
393 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
394 (mips_orphaned_high_part_p: New functions.
395 (mips_avoid_hazard): Don't check INSN_P here.
396 (mips_avoid_hazards): Rename to...
397 (mips_reorg_process_insns): ...this. Cope with
398 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
399 or turn them into nops.
400 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
401 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
402 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
403 (mips_override_options): Set flag_delayed_branch to 0.
405 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
407 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
408 MIPS-specific implementation details.
409 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
410 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
411 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
412 for targets with movmemsi.
413 (MOVE_BY_PIECES_P): Define.
414 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
415 (mips_block_move_loop): Add a bytes_per_iter argument.
416 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
417 Update call to mips_block_move_loop.
419 2007-10-24 Michael Matz <matz@suse.de>
422 * var-tracking.c (variable_union): Don't break after one loop
423 iteration but only when a difference is found.
424 (dump_variable): Also print DECL_UID.
426 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
428 * ipa-type-escape.h: Expose function
429 is_array_access_through_pointer_and_index.
431 (is_array_access_through_pointer_and_index):
432 Add three new parameters. Add support of
433 POINTER_PLUS_EXPR tree code.
435 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
437 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
438 * tree-pass.h: Add pass_ipa_struct_reorg.
439 * common.opt: Add ipa-struct-reorg flag.
440 * Makefile.in: Add ipa-strcut-reorg.o compilation.
441 * passes.c: Add pass pass_ipa_struct_reorg.
442 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
443 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
445 2007-10-24 Ira Rosen <irar@il.ibm.com>
447 PR tree-optimization/33804
448 * tree-vect-transform.c (vectorizable_operation): Remove the
449 checks that the vectorization is worthwhile from the transformation
452 2007-10-24 Ira Rosen <irar@il.ibm.com>
454 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
455 vectype cannot be determined for the scalar type.
456 (vect_analyze_slp_instance): Likewise.
457 * tree-vect-transform.c (vect_model_reduction_cost): Change the
458 return type to bool. Return false if vectype cannot be determined
460 (vect_get_constant_vectors): Return false if vectype cannot be
461 determined for the scalar type.
462 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
463 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
464 vectorizable_reduction): Likewise.
466 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
468 * config.gcc: For a FreeBSD target, parse the value of ${target}
469 to determine the value of FBSD_MAJOR, instead of adding an
470 explicit check for every possible FreeBSD major version.
472 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
474 PR rtl-optimization/33846
475 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
477 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
479 PR tree-optimization/33860
480 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
481 interleaved accesses in case the dr is inside the inner-loop during
482 outer-loop vectorization.
484 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
486 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
487 Document MEM_POINTER. Replace mentions of "integrated"
488 field with "return_val". Delete outdated stuff.
490 2007-10-23 David Edelsohn <edelsohn@gnu.org>
492 * config/rs6000/rs6000.c (rs6000_override_options): Set
493 rs6000_altivec_abi on AIX.
494 (conditional_register_usage): Set VR20:31 fixed on AIX.
496 2007-10-23 Richard Guenther <rguenther@suse.de>
498 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
501 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
502 David S. Miller <davem@davemloft.net>
504 * df-scan.c (df_get_call_refs): Mark global registers as both a
505 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
507 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
509 PR tree-optimization/33834
510 PR tree-optimization/33835
511 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
512 stmts need to be checked for success seperately.
513 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
514 Remove the check that stmt is not LIVE.
515 (vectorizable_assignment, vectorizable_induction): Likewise.
516 (vectorizable_operation, vectorizable_type_demotion): Likewise.
517 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
519 (vectorizable_live_operation): Check that op is not NULL.
521 2007-10-22 Janis Johnson <janis187@us.ibm.com>
523 * doc/invoke.texi (Optimization Options): In the summary, show
524 that the value for options -falign-jumps, -falign-labels,
525 -falign-loops, -falign-functions, -fsched-stalled-insns, and
526 -fsched-stalled-insns-dep is optional. In the summary, show that
527 -fsched-stalled-insns takes an optional argument and that
528 -fparallelize-loops takes an argument. Add opindex for several
529 optimization options, and fix typos in the opindex commands for
530 several others. In the descriptions for -fsched-stalled-insns
531 and -fsched-stalled-insns-dep, show the options with and without
534 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
536 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
538 * config/avr/avr.h (LINK_SPEC): Likewise.
539 (CRT_BINUTILS_SPECS): Likewsie.
540 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
542 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
544 PR rtl-optimization/33644
545 * cfgcleanup.c: Do not include dce.h.
546 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
547 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
548 * dce.c (something_changed): Delete.
549 (libcall_dead_p): New predicate.
550 (delete_unmarked_insns): Use it to delete dead libcalls.
551 Deal with REG_LIBCALL and REG_RETVAL notes.
552 (prescan_libcall_for_dce): New function.
553 (prescan_insns_for_dce): Use it to deal with libcalls.
554 (mark_reg_dependencies): Do nothing special for libcalls.
555 (dce_process_block): Likewise.
556 (fast_dce): Delete unused local variable.
557 (run_fast_dce): Do not return a value.
558 * dce.h (struct df): Delete.
559 (run_fast_dce): Adjust prototype.
560 * optabs.c (libcall_id): Delete.
561 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
562 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
563 * reload1.c (reload): Delete REG_LIBCALL_ID case.
564 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
565 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
566 notes instead of REG_LIBCALL_ID notes.
567 * reg-notes.def (LIBCALL_ID): Delete.
568 * Makefile.in (see.o): Add dce.h dependency.
569 (cfgcleanup.o): Remove dce.h dependency.
571 2007-10-22 Michael Matz <matz@suse.de>
573 PR tree-optimization/33855
574 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
577 2007-10-22 Ira Rosen <irar@il.ibm.com>
579 PR tree-optimization/33854
580 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
581 FLOAT_EXPR to the list of promotion operations.
583 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
587 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
588 (print_reg): Print register prefix only with AT&T asm syntax.
589 Support pc_rtx for RIP register.
590 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
591 relative addressing. Always print segment register prefix with AT&T
592 asm syntax and never with Intel asm syntax.
593 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
594 Fix prefix for 16-byte XFmode operands.
595 (output_addr_const_extra): Support Intel asm syntax.
596 (x86_file_start): Don't use register prefix with Intel asm syntax.
597 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
598 ("return_internal_long"): Fix Intel asm syntax output.
599 ("set_got_rex64"): Support Intel asm syntax.
600 ("set_rip_rex64"): Likewise.
601 ("set_got_offset_rex64"): Likewise.
602 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
604 ("*tls_global_dynamic_64"): Likewise.
605 ("*tls_local_dynamic_base_64"): Likewise.
606 ("*load_tp_si")("*load_tp_di"): Likewise.
607 ("*add_tp_si")("*add_tp_di"): Likewise.
608 ("*tls_dynamic_lea_64"): Likewise.
609 ("*sibcall_value_1_rex64_v"): Likewise.
610 ("stack_tls_protect_set_si"): Likewise.
611 ("stack_tls_protect_set_di"): Likewise.
612 ("stack_tls_protect_test_si"): Likewise.
613 ("stack_tls_protect_test_di"): Likewise.
614 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
616 ("*movv2sf_internal_rex64"): Likewise.
617 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
618 (__get_cpuid_max): Likewise.
620 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
622 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
623 the STRICT_P argument type "bool" rather than "int".
624 (mips_legitimate_address_p): Likewise.
625 (fp_register_operand, lo_operand): Delete.
626 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
627 (mips_emit_scc): Rename to...
628 (mips_expand_scc): ...this.
629 (gen_conditional_branch): Rename to...
630 (mips_expand_conditional_branch): ...this.
631 (gen_conditional_move): Rename to...
632 (mips_expand_conditional_move): ...this.
633 (mips_gen_conditional_trap): Rename to...
634 (mips_expand_conditional_trap): ...this and take an rtx code instead
635 of an operands array.
636 (mips_expand_call): Give the SIBCALL_P argument type "bool"
638 (mips_emit_fcc_reload): Rename to...
639 (mips_expand_fcc_reload): ...this.
640 (init_cumulative_args): Rename to...
641 (mips_init_cumulative_args): ...this and remove the libname argument.
642 (function_arg_advance): Rename to...
643 (mips_function_arg_advance): ...this.
644 (function_arg): Rename to...
645 (mips_function_arg): ...this and use "rtx" instead of
647 (function_arg_boundary): Rename to...
648 (mips_function_arg_boundary): ...this.
649 (mips_expand_unaligned_load): Rename to...
650 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
651 and BITPOS arguments type "HOST_WIDE_INT".
652 (mips_expand_unaligned_store): Rename to...
653 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
654 and BITPOS arguments type "HOST_WIDE_INT".
655 (override_options): Rename to...
656 (mips_override_options): ...this.
657 (print_operand): Rename to...
658 (mips_print_operand): ...this.
659 (print_operand_address): Rename to...
660 (mips_print_operand_address): ...this.
661 (mips_output_ascii): Remove the PREFIX argument.
662 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
664 (mips_can_use_return_insn): Return a "bool" rather than an "int".
665 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
666 of "struct rtx_def *".
667 (mips_secondary_reload_class): Give the IN_P argument type "bool"
669 (build_mips16_call_stub): Delete.
670 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
671 (mips_use_ins_ext_p): Give the second and third arguments type
672 "HOST_WIDE_INT" rather than "rtx".
673 * config/mips/mips.h: Update after the above changes. Tweak comments
675 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
676 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
677 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
678 element type from "char" to "bool".
679 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
680 (mips_cpu_info_table): Delete.
681 * config/mips/mips.md: Update after the above changes. Tweak some
683 * config/mips/mips-ps-3d.md: Likewise.
684 * config/mips/mips.c: Tweak comments and formatting.
685 Use NULL-like macros rather than 0 in various places.
686 (mips_section_threshold): Rename to...
687 (mips_small_data_threshold): ...this and give it an unsigned type.
688 (num_source_filenames): Remove explicit initialization.
689 (sdb_label_count): Likewise.
690 (sym_lineno): Delete.
691 (set_noat): Make static.
692 (mips_branch_likely): Likewise, and give it type "bool".
693 (mips_isa_info): Rename to...
694 (mips_isa_option_info): ...this.
695 (mips_flag_delayed_branch): Rename to...
696 (mips_base_delayed_branch): ...this.
697 (mips_split_addresses): Delete.
698 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
699 element type from "char" to "bool".
700 (mips_regno_to_class): Add an explicit array size.
701 (mips16_flipper): Change from type "int" to type "bool".
702 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
703 (mips_tls_operand_p): Rename to...
704 (mips_tls_symbol_p): ...this.
705 (mips_global_symbol_p): Remove redundant "const".
706 (mips_offset_within_alignment_p): Simplify.
707 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
708 to STRICT_P and give it type bool.
709 (mips_valid_base_register_p): Likewise.
710 (mips_classify_address): Likewise.
711 (mips_legitimate_address_p): Likewise.
712 (mips16_unextended_reference_p): Take the offset as an
713 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
714 (mips_const_insns): Use IN_RANGE.
715 (mips_force_temporary): Remove an unnecessary copy_rtx.
716 (mips16_gp_pseudo_reg): Simplify.
717 (mips_split_symbol): Remove an unnecessary copy_rtx.
718 (mips_legitimize_tls_address): Only create registers if we need them.
719 (mips_legitimize_address): Use mips_split_plus.
720 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
721 variable COST to NUM_OPS.
722 (mips_legitimize_move): Use gen_lowpart.
723 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
724 (m16_check_op): Use IN_RANGE.
725 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
726 (mips_split_doubleword_move): Pass booleans to mips_subword.
727 (mips_output_move): Store the mode in a local variable.
728 Explicitly assert that this function does not deal with
729 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
730 cases more consistent.
731 (mips_relational_operand_ok_p): Rename to...
732 (mips_int_order_operand_ok_p): ...this.
733 (mips_canonicalize_comparison): Rename to...
734 (mips_canonicalize_int_order_test): ...this.
735 (mips_emit_int_relational): Rename to...
736 (mips_emit_int_order_test): ...this. Store the mode in a local
738 (mips_reverse_fp_cond_p): Rename to...
739 (mips_reversed_fp_cond): ...this.
740 (mips_emit_compare): Make the order of the statements more consistent.
741 (mips_emit_scc): Rename to...
742 (mips_expand_scc): ...this.
743 (gen_conditional_branch): Rename to...
744 (mips_expand_conditional_branch): ...this.
745 (gen_conditional_move): Rename to...
746 (mips_expand_conditional_move): ...this. Build the condition
747 separately from the main pattern.
748 (mips_gen_conditional_trap): Rename to...
749 (mips_expand_conditional_trap): ...this and take an rtx code instead
750 of an operands array. Simplify.
751 (init_cumulative_args): Rename to...
752 (mips_init_cumulative_args): ...this. Use memset rather than a
753 copy from a zeroed static. Use prototype_p and stdarg_p.
754 (mips_arg_info): Rename to...
755 (mips_get_arg_info): ...this and put the INFO argument first.
756 (function_arg): Rename to...
757 (mips_function_arg): ...this and use "rtx" instead of
758 "struct rtx_def *". Only split structures into chunks if
759 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
760 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
761 comparison with REAL_TYPE. Rename local variable REG to REGNO
762 and make it unsigned.
763 (function_arg_advance): Rename to...
764 (mips_function_arg_advance): ...this.
765 (function_arg_boundary): Rename to...
766 (mips_function_arg_boundary): ...this.
767 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
769 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
770 comparison with REAL_TYPE.
771 (mips_function_value): Remove the FUNC argument. Rename local
772 variable UNSIGNEDP to UNSIGNED_P.
773 (mips_return_in_memory): Use IN_RANGE.
774 (mips_setup_incoming_varargs): Pass a boolean rather than an int
775 to FUNCTION_ARG_ADVANCE.
776 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
777 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
778 SIZE and RSIZE if needed.
779 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
781 (build_mips16_function_stub): Rename to...
782 (mips16_build_function_stub): ...this.
783 (build_mips16_call_stub): Rename to...
784 (mips16_build_call_stub): ...this. Make static, and return a
785 "bool" rather than an "int". Rename the ARG_SIZE argument to
786 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
787 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
788 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
790 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
791 are not sibling ones.
792 (mips_emit_fcc_reload): Rename to...
793 (mips_expand_fcc_reload): ...this.
794 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
796 (mips_expand_unaligned_load): Rename to...
797 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
798 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
800 (mips_expand_unaligned_store): Rename to...
801 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
802 and BITPOS arguments type "HOST_WIDE_INT".
803 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
804 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
806 (mips_init_split_addresses): Replace with...
807 (mips_split_addresses_p): ...this new function.
808 (mips_init_relocs): Check mips_split_addresses_p () rather than
809 mips_split_addresses. Always initialize mips_split_p with booleans.
810 (print_operand_reloc): Rename to...
811 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
813 (print_operand): Rename to...
814 (mips_print_operand): ...this.
815 (print_operand_address): Rename to...
816 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
817 (mips_in_small_data_p): Simplify.
818 (mips_output_ascii): Remove the PREFIX argument and "register"
819 keywords. Use the STRING parameter directly and cast to
821 (mips16e_collect_argument_save_p): Use IN_RANGE.
822 (mips_function_has_gp_insn): Simplify.
823 (mips_set_return_address): Use BITSET_P.
824 (mips_restore_gp): Use a separate statement to pick the base
826 (mips_output_function_prologue): Use a local FRAME variable.
827 (mips_save_reg): Pass booleans to mips_subword.
828 (mips_expand_prologue): Use a local FRAME variable. Use
829 cprestore_size to detect when .cprestore is needed.
830 (mips_restore_reg): Use GP_REG_FIRST.
831 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
832 rather than "int". Use local FRAME and REGNO variables.
833 (mips_can_use_return_insn): Return a "bool" rather than an "int".
834 (mips_secondary_reload_class): Give the IN_P argument type "bool"
836 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
837 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
838 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
839 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
840 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
841 (builtin_description): Rename to...
842 (mips_builtin_description): ...this.
843 (mips_bdesc): Rename to...
844 (mips_ps_bdesc): ...this.
845 (sb1_bdesc): Rename to...
846 (mips_sb1_bdesc): ...this.
847 (dsp_bdesc): Rename to...
848 (mips_dsp_bdesc): ...this.
849 (dsp_32only_bdesc): Rename to...
850 (mips_dsp_32only_bdesc): ...this.
851 (bdesc_map): Rename to...
852 (mips_bdesc_map): ...this.
853 (bdesc_arrays): Rename to...
854 (mips_bdesc_arrays): ...this.
855 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
857 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
858 Rename local variables I and J to OPNO and ARGNO respectively.
859 Assert that the number of arguments is no more than the number of
861 (mips_expand_builtin_compare): Use an array of arguments rather
862 than an array of operands. Assert that the number of operands is
864 (add_constant): Rename to...
865 (mips16_add_constant): ...this. Use XNEW.
866 (dump_constants_1): Rename to...
867 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
868 (dump_constants): Rename to...
869 (mips16_emit_constants): ...this.
870 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
871 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
872 Assign mips16_p to was_mips16_p.
873 (mips_parse_cpu): Tweak warning message.
874 (override_options): Rename to...
875 (mips_override_options): ...this. Move the mips_cost initialization
876 out of the "shared with GAS" block. Quote option names in error
878 (mips_conditional_register_usage): Make local variable REGNO unsigned.
879 (mips_order_regs_for_local_alloc): Remove register keyword.
881 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
883 * system.h (IN_RANGE): Cast each argument individually.
885 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
887 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
888 MIPS16 code unless using o32 or o64.
890 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
892 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
893 for modes smaller than 4 bytes.
894 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
897 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
899 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
900 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
901 (ASM_OUTPUT_ALIGNED_BSS): Delete.
902 * config/mips/mips.c (mips_output_aligned_bss): Delete.
904 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
906 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
907 sibling calls to "mips16" functions if the function satisfies
908 const_call_insn_operand.
910 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
912 * config/mips/mips.c (mips_va_start): Fix types in calls
915 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
917 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
920 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
922 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
923 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
924 instead of checking mips_isa.
926 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
928 * doc/invoke.texi (-mpaired-single): Don't say that the option
929 requires 64-bit code.
930 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
931 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
932 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
933 V2SF if ISA_MIPS32R2.
934 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
935 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
936 to ISA_HAS_NMADD_NMSUB.
937 (mips_split_doubleword_move): Handle V2SF.
938 (mips_modes_tieable_p): New function.
939 (override_options): Report a warning rather than an error when
940 -mpaired-single is used on ISAs that don't support it; use
941 ISA_HAS_PAIRED_SINGLE to check that case.
942 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
943 and DF move splitters with a single MOVE64 splitter, thereby adding
945 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
946 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
947 (HALFMODE): Add V2SF.
948 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
949 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
950 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
951 (movv2sf_hardfloat_32bit): New pattern.
952 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
953 TARGET_DOUBLE_FLOAT conditions.
955 2007-10-20 Jakub Jelinek <jakub@redhat.com>
957 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
958 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
959 64-bit register in 64-bit libgcc.
961 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
963 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
964 * config/avr/avr.h (LINK_SPEC): Likewise.
965 (CRT_BINUTILS_SPECS): Likewsie.
966 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
968 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
970 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
971 and -Wfatal-errors together.
973 2007-10-20 Alan Modra <amodra@bigpond.net.au>
976 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
977 change for vrsave, ie restore after frame pop.
979 2007-10-19 David S. Miller <davem@davemloft.net>
981 * config/sparc/niagara2.md: Fix copyright notice.
983 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
985 PR tree-optimization/23820
986 PR tree-optimization/24309
987 PR tree-optimization/33766
988 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
989 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
990 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
991 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
992 * tree-loop-linear.c (perfect_loop_nest_depth): New.
993 (linear_transform_loops): Use perfect_loop_nest_depth.
994 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
995 should have a single condition: their exit.
997 2007-10-19 Richard Guenther <rguenther@suse.de>
1001 * stor-layout.c (layout_type): Assert that aggregates do not
1002 have their alias sets set.
1003 * alias.c (get_alias_set): Return alias set zero for incomplete
1004 types, return the alias set of the element for incomplete array
1005 types, but do not remember these.
1007 2007-10-19 Richard Guenther <rguenther@suse.de>
1010 2007-10-19 Richard Guenther <rguenther@suse.de>
1013 * tree.c (build_array_type): Do not re-layout unbound array
1016 2007-10-19 Richard Guenther <rguenther@suse.de>
1019 * tree.c (build_array_type): Do not re-layout unbound array
1022 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1024 * config/mips/mips.c (mips_canonicalize_comparison): Check
1025 mips_relational_operand_ok_p before trying to rewrite the test.
1026 Only calculate PLUS_ONE if needed.
1027 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1030 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1032 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1035 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1037 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1038 the call uses the incoming value of $2.
1040 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1042 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1043 rather then gen_rtx_MEM.
1044 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1046 (mips_set_return_address): Likewise.
1047 (mips_restore_gp): Likewise.
1049 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1051 * config/mips/mips.c (gpr_mode): Delete.
1052 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1053 instead of gpr_mode.
1054 (mips_for_each_saved_reg): Likewise.
1055 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1056 (override_options): Don't initialize gpr_mode.
1057 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1059 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1061 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1063 (mips_class_max_nregs): Calculate the smallest consituent register
1064 size and use that to determine an upper bound on the number of
1067 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1069 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1071 (mips_expand_epilogue): ...here.
1072 (mips_mdebug_abi_name): New function, split out from...
1073 (mips_file_start): ...here.
1074 (mips_hard_regno_mode_ok_p): New function, split out from...
1075 (override_options): ...here.
1076 (mips_expand_builtin_1): New function, split out from...
1077 (mips_expand_buitin): ...here. Abort if we don't recognize
1080 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1082 * config/mips/mips.c (build_mips16_function_stub): Load the
1083 target address into $1 before transfering the arguments.
1084 Don't use ".set noreorder".
1085 (build_mips16_call_stub): Likewise.
1087 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1089 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1090 (mips_output_64bit_xfer): Likewise.
1091 (mips16_fp_args): Rename to...
1092 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1093 with a DIRECTION argument. Use mips_output_32bit_xfer and
1094 mips_output_64bit_xfer.
1095 (build_mips16_function_stub): Update accordingly.
1096 (mips16_fpret_double): Delete.
1097 (build_mips16_call_stub): Update after above changes.
1098 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1099 of mips16_fpret_double. Use GP_REG_RETURN.
1101 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1103 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1104 use asm_out_file instead.
1105 (build_mips16_function_stub): Likewise.
1106 (build_mips16_call_stub, mips_output_function_prologue): Update
1109 2007-10-18 David S. Miller <davem@davemloft.net>
1111 Add Niagara-2 support.
1112 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1113 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1114 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1115 (include): Add inclusion of niagara2.md
1116 * config/sparc/sparc.c (niagara2_costs): New.
1117 (sparc_override_options): Add niagara2 entry to cpu_default[]
1118 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1119 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1120 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1121 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1122 (sparc64_initialize_trampoline): Likewise.
1123 (sparc_use_sched_lookahead): Likewise.
1124 (sparc_issue_rate): Likewise.
1125 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1127 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1128 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1129 TARGET_CPU_niagara2.
1130 (PROCESSOR_NIAGARA2): New.
1131 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1132 (BRANCH_COST): Likewise.
1133 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1134 * config/sparc/sol2.h: Likewise.
1135 * config/sparc/niagara2.md: New file.
1137 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1139 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1141 (mips_compute_frame_info): Remove associated code.
1142 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1144 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1146 * config/mips/mips-protos.h (compute_frame_size): Delete.
1147 * config/mips/mips.h: Update comments.
1148 * config/mips/mips.c (mips_frame_info): Remove initialized.
1149 (compute_frame_size): Rename to...
1150 (mips_compute_frame_info): ...this and make static. Remove the
1151 SIZE argument and return no value. Remove the setting of initialized.
1152 Update rest of file accordingly.
1153 (mips_set_return_address): Don't call compute_frame_size.
1154 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1155 Don't call compute_frame_size.
1157 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1159 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1160 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1161 mips_hard_frame_pointer_required.
1162 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1163 large MIPS16 frames.
1164 * config/mips/mips.c (mips_frame_pointer_required): New function.
1166 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1168 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1169 and hard_frame_pointer_offset.
1170 (mips_debugger_offset): Use hard_frame_pointer_offset.
1171 (mips16e_collect_argument_save_p): Likewise.
1172 (compute_frame_size): Initialize arg_pointer_offset and
1173 hard_frame_pointer_offset.
1174 (mips_initial_elimination_offset): Use them.
1175 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1176 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1178 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1180 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1182 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1183 "unsigned int" rather than "int" and put them with the other
1184 register-related fields. Put expanded comments above fields
1185 rather than to their right.
1186 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1187 with a NUM_REGS_PTR argument.
1188 (mips16e_save_restore_pattern_p): Update accordingly.
1189 (compute_frame_size): Clarify frame diagram. Rewrite.
1191 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1193 * config/mips/mips-ftypes.def: New file.
1194 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1195 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1196 (mips_function_type): Redefine using mips-ftypes.def.
1197 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1198 (mips_builtin_vector_type): New function.
1199 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1200 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1201 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1202 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1204 (mips_build_function_type): New function.
1205 (mips_init_builtins): Use it to create types lazily.
1207 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1209 * config/mips/mips.h (set_volatile): Delete.
1210 * config/mips/mips.c (set_volatile): Delete.
1211 (mips_print_operand_punctuation): New function, split out from
1212 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1213 Use the same character ordering in the code and the comments.
1214 Use a recursive call to handle '*'. Abort on unknown characters.
1215 (mips_init_print_operand_punct): New function, split out from
1217 (mips_print_int_branch_condition): New function, split out from
1218 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1219 to report unexpected codes.
1220 (mips_print_float_branch_condition): New function, split out from
1221 print_operand. Use output_operand_lossage to report unexpected codes.
1222 (print_operand): Rework to use a case statement. Use the
1223 same letter ordering in the code and the comments. Use
1224 output_operand_lossage to report unexpected codes and
1225 reverse_condition to handle inverted branch conditions.
1226 (override_options): Use mips_init_print_operand_punct.
1228 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1230 * config/mips/mips.h: Move variable declarations to end of file and
1231 enclose them all in #ifndef USED_FOR_TARGET.
1232 * config/mips/mips.c: Reorder functions into more logical groups,
1233 and so that callees appear before callers. Put the targetm
1234 initializer at the end of the file. Remove forward static
1235 declarations where possible.
1236 (mips_init_builtins): Add "static" to definition.
1237 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1239 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1241 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1242 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1243 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1244 (mips_set_mips16_mode): Initialize min_anchor_offset and
1245 max_anchor_offset directly to constants.
1247 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1249 * config/mips/mips.c: Delete trailing whitespace.
1251 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1253 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1254 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1256 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1257 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1259 2007-10-18 David Daney <ddaney@avtrex.com>
1261 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1262 reg_offset variable to calculate register locations.
1264 2007-10-18 Richard Guenther <rguenther@suse.de>
1266 * tree-ssa.c (uid_ssaname_map_eq): New function.
1267 (uid_ssaname_map_has): Likewise.
1268 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1269 * tree-flow.h (struct gimple_df): Make default_defs a
1271 * tree-dfa.c (gimple_default_def): Deal with it.
1272 (set_default_def): Likewise.
1274 2007-10-18 Richard Guenther <rguenther@suse.de>
1276 * tree-flow.h (struct gimple_df): Make referenced_vars
1278 (uid_decl_map_eq): Declare.
1279 (uid_decl_map_hash): Likewise.
1280 * tree-ssa.c (uid_decl_map_eq): New function.
1281 (uid_decl_map_hash): Likewise.
1282 (init_tree_ssa): Make referenced_vars a uid_decl_map.
1283 * tree-flow-inline.h (first_referenced_var): Deal with
1284 the referenced_vars representation change.
1285 (next_referenced_var): Likewise.
1286 * tree-dfa.c (referenced_var_lookup): Likewise.
1287 (referenced_var_check_and_insert): Likewise.
1288 (remove_referenced_var): Likewise.
1290 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
1292 * config/mips/mips.c (mips_dwarf_register_span): New.
1293 (TARGET_DWARF_REGISTER_SPAN): Define.
1295 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
1297 * config.gcc : update score-*-elf(extra_objs).
1298 * config/score/mac.md : Remove.
1299 * config/score/misc.md : Remove.
1300 * config/score/score7.md : Remove.
1301 * config/score/score-mdaux.h : Remove.
1302 * config/score/score-mdaux.c : Remove.
1303 * config/score/score-version.h : Remove.
1304 * config/score/score-generic.md : New.
1305 * config/score/score3.h : New.
1306 * config/score/score3.c : New.
1307 * config/score/score7.h : New.
1308 * config/score/score7.c : New.
1309 * config/score/mul-div.S : add flush_cache score3 support.
1310 * config/score/elf.h : Fix some typos.
1311 * config/score/score.md : merge score3 and score7 pattern.
1312 * config/score/score.c : use to seperate which target it used.
1313 * config/score/score.h : use to seperate the target macro.
1314 * config/score/score.opt : remove -mmac option , add -mscore3,
1315 -mscore3d and -march OPTION support.
1317 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1319 * cfgexpand.c (expand_stack_vars): Add checking to make sure
1320 that the offset of a variable is not greater than the size
1323 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1325 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1326 atmega88p, atmega168p and atmega328p devices.
1327 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1328 (CRT_BINUTILS_SPECS): (Ditto.).
1329 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1331 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1333 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1335 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1336 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1337 (print_insn): Move declaration to ...
1338 * rtl.h (print_insn): ... here.
1340 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1342 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1343 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1344 m68k_sched_branch_type): Move declarations to ...
1345 * config/m68/m68k-protos.h: ... here.
1347 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1349 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1351 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1353 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1354 * config/avr/avr.h (LINK_SPEC): Likewise.
1355 (CRT_BINUTILS_SPECS): Likewsie.
1356 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1358 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1360 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1361 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1362 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1364 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1367 * reg-stack.c (move_for_stack_reg): Swap input argument of
1368 UNSPEC_TAN insn to the top of the stack.
1370 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1374 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1375 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1376 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1377 immediate shift value.
1378 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1379 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1380 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1381 Remove macros for !__OPTIMIZE__ case.
1383 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1385 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1387 (perform_var_substitution): Only DFS from real nodes. Don't test
1389 (unite_pointer_equivalences): Fix broken test.
1391 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1393 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1394 altivec sp_offset. Rearrange sp_offset assignments to
1395 correspond to stack adjustments. Use frame_reg_rtx for
1396 SPE register restores. Correct SPE stack adjustment.
1398 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1400 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1401 * toplev.c (check_global_declaration_1): Use appropriate warning
1402 option instead of unnamed warning.
1403 * stor-layout.c (layout_decl): Likewise.
1404 * c-typeck.c (build_conditional_expr): Likewise.
1405 (build_compound_expr): Fix wrong comment.
1406 (build_binary_op): Use appropriate warning option instead of
1408 * cfgexpand.c (tree_expand_cfg): Likewise.
1409 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1410 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1411 (execute_warn_function_return): Likewise.
1412 * stmt.c (warn_if_unused_value): Likewise.
1414 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1416 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1417 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1419 (CRT_BINUTILS_SPECS): Likewsie.
1420 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1422 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1425 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1427 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1429 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1430 (fini_dce): Only release them for the fast pass.
1431 (end_ud_dce): Delete.
1432 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1433 Call fini_dce instead of end_ud_dce.
1434 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1435 (run_fast_df_dce): Reset df_in_progress to false on exit.
1437 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1438 Maxim Kuvyrkov <maxim@codesourcery.com>
1440 * target.h (unspec_may_trap_p): New target hook.
1441 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1442 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1444 * targhooks.h (default_unspec_may_trap_p): Declare it.
1445 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1446 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1447 * rtl.h (may_trap_p_1): Declare.
1449 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1450 override default hook implementation.
1451 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1454 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1456 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1457 options enabled by Wextra and mention Wuninitialized.
1459 2007-10-15 Nigel Stephens <nigel@mips.com>
1461 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1463 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1465 PR tree-optimization/33136
1466 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1468 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1470 PR tree-optimization/33735
1471 PR tree-optimization/33572
1472 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1473 2007-10-09's change.
1474 * except.c (duplicate_eh_regions): Don't look for prev_try
1475 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1477 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1480 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1481 __builtin_va_arg_pack-containing call stmt.
1483 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1485 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1488 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1490 PR tree-optimization/33619
1491 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1494 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1496 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1498 2007-10-15 Richard Guenther <rguenther@suse.de>
1500 * fold-const.c (extract_array_ref): Remove.
1501 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1502 generic address expression comparison folding. Remove
1503 the folding that used extract_array_ref.
1505 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1508 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1509 speculation type of insn can be changed before trying to do that.
1511 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1513 * dse.c (struct insn_info): Add 'frame_read' field.
1514 (scan_insn): For the call to a const function, set frame_read if
1515 reload has been run.
1516 If the insn reads the frame, kill the frame related stores.
1517 (scan_reads_nospill): Likewise.
1519 2007-10-14 Jason Merrill <jason@redhat.com>
1521 * tree-eh.c (optimize_double_finally): Don't assume that the
1522 cleanup we're duplicating is only one statement.
1524 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1526 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1527 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1528 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1529 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1530 tree-vect-transform.c: Fix comment typos.
1531 * doc/extend.texi: Fix a typo.
1533 * c-common.h: Remove the prototype for c_expand_body.
1534 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1535 * tree.h: Remove the prototype for fold_build_call_expr.
1537 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1539 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1541 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1543 * config/rs6000/aix53.h: New file.
1544 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1545 (TARGET_ALTIVEC_ABI): Same.
1546 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1547 (TARGET_ALTIVEC_ABI): Delete.
1548 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1549 stanza defaulting to aix5.3.
1551 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1553 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1554 (strmov): Use defined constants.
1555 (cmpstrnsi): Likewise.
1556 * config/i386/i386.c (decide_alg): Use defined constants.
1557 (ix86_expand_strlen): Likewise.
1559 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1561 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1562 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1563 (mode_for_reg_attrs, var_lowpart): New functions.
1564 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1565 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1566 or copy is known, set LOC to the SET that performs the set, instead
1568 (find_src_status, find_src_set_src): Remove LOC parameter.
1569 Replace INSN with the source value.
1570 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1571 handling MO_SET and MO_COPY. Update the calls to find_src_status
1572 and find_src_set_src.
1574 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1577 * config/i386/i386.md (strmov): Check for esi and edi usage.
1578 * config/i386/i386.c (decide_alg): Check whether we can use a
1579 rep prefix and adjust algorithm choice accordingly.
1580 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1582 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1584 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1586 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1588 * global.c (build_insn_chain): Formatting fixes.
1590 2007-10-12 Richard Guenther <rguenther@suse.de>
1592 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1593 combining both operands require either both have single uses
1594 or combining to a constant.
1596 2007-10-12 Richard Guenther <rguenther@suse.de>
1599 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1600 a rhs with side-effects or which is a load.
1601 (forward_propagate_into_cond): Also try combining both operands.
1603 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1605 PR tree-optimization/33742
1606 * tree-vect-transform.c (vectorizable_operation): Return false
1607 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1608 (vectorizable_call): Same for rhs_type and lhs_type.
1610 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1612 PR tree-optimization/33645
1613 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1614 pass it to walk_tree.
1615 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1616 When calling set_is_used on a VAR_DECL, if data is not NULL and
1617 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1618 DECL_INITIAL after clearing the bit in bitmap.
1619 (remove_unused_locals): Adjust mark_all_vars_used callers.
1620 Instead of removing unused global vars from unexpanded_var_list
1621 immediately record them in bitmap, call mark_all_vars_used on
1622 all used global vars from unexpanded_var_list and only purge
1623 global vars that weren't found used even during that step.
1625 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1627 * gthr-posix.h (__gthread_active_init): Create detached instead of
1628 joinable thread when testing whether threads are active on hppa-hpux.
1629 * gthr-posix95.h (__gthread_active_init): Likewise.
1631 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1634 * global.c (build_insn_chain): Include insn that occur between
1637 2007-10-11 Tom Tromey <tromey@redhat.com>
1639 * gengtype-yacc.y: Delete.
1641 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1644 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1645 function_value_32, function_value_64, function_value_ms_64,
1646 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1647 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1650 2007-10-11 Richard Guenther <rguenther@suse.de>
1652 * gcse.c (hash_scan_set): If the next nonnote insn is in
1653 a different basic block insert the set.
1655 2007-10-11 Richard Guenther <rguenther@suse.de>
1658 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1659 (verify_gimple_expr): Use it to verify pointer-to types for
1662 2007-10-11 Richard Guenther <rguenther@suse.de>
1665 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1666 the array element type.
1668 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1670 PR rtl-optimization/33638
1671 * dse.c (struct insn_info): Remove 'stack_read' field,
1672 add 'stack_pointer_based' field.
1673 (record_store): For a store with non-constant base, record
1674 whether it is stack pointer based.
1675 (scan_insn): For the call to a const function, remove stack
1676 pointer based stores from the list of local active stores.
1677 (scan_reads_nospill): Delete code dealing with const functions.
1679 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1681 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1683 (conflict_p, set_conflict, set_conflicts): Likewise.
1684 * global.c (global_alloc): Likewise.
1685 * ra.h: Update prototypes.
1687 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1689 * opth-gen.awk: Fixed generation of comment stating the origin
1692 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1695 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1696 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1697 and '%}', respectively.
1700 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1701 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1702 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1704 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1708 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1709 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1710 syntax for ASSEMBLER_DIALECT.
1711 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1713 2007-10-10 Revital Eres <eres@il.ibm.com>
1715 * modulo-sched.c (check_nodes_order): Dump the final order of
1717 (get_sched_window): Add dump info.
1718 (calculate_order_params): Dump order params of the nodes.
1720 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1723 * ra-conflict.c (record_one_conflict_between_regnos,
1724 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1725 (global_conflicts): Enhanced incorrect check.
1727 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1729 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1730 if flag_exceptions is not set.
1731 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1732 assemble_name rather than incorrectly emulating it.
1734 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1735 friends are removed from G++.
1737 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1739 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1740 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1741 enabling them is redundant. Don't check two times for
1744 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1746 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1748 (set_conflicts_for_earlyclobber): Likewise.
1749 (global_conflicts): Likewise.
1751 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1753 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1754 and '%}', respectively.
1756 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1758 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1759 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1761 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1764 2007-10-09 Richard Guenther <rguenther@suse.de>
1767 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1768 of referenced structure and component.
1770 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1773 * ra-conflict.c (record_one_conflict_between_regnos,
1774 set_conflicts_for_earlyclobber, global_conflicts): Improved
1776 (global_conflicts): Removed incorrect check.
1778 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1780 PR tree-optimization/33615
1781 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1782 if the statement might throw. Fix formatting.
1784 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1786 PR tree-optimization/33615
1787 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1788 if the rhs might throw.
1790 2007-10-09 Jan Hubicka <jh@suse.cz>
1792 * invoke.texi (align-threshold, align-loop-iterations): Document.
1793 * final.c: Include cfgloop.h, params.h
1794 (compute_alignments): Dump decisions and compare them with loop
1795 structure; honor given parameters.
1796 (pass_compute_alignments): New dump file.
1797 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1798 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1800 2007-10-09 James E. Wilson <wilson@specifix.com>
1802 PR tree-optimization/33655
1804 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1805 convert it to bitsizetype before size_binop call.
1807 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1809 PR tree-optimization/33572
1810 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1811 the absence of a corresponding edge from the exit block.
1813 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1816 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1818 (sra_build_assignment): Likewise. Set up mask depending on
1819 precision, not type.
1820 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1821 computing bit masks.
1822 (sra_build_elt_assignment): Don't view-convert from signed to
1824 (sra_explode_bitfield_assignment): Use bit-field type if
1825 possible. Use BYTES_BIG_ENDIAN.
1827 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1830 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1831 the original stmt can throw.
1832 (sra_build_bf_assignment): Fix type mismatch when applying negated
1835 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1837 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1838 '#pragma mark' to be executed at preprocessing time.
1840 2007-10-08 Ollie Wild <aaw@google.com>
1842 * varasm.c (compare_constant): Removed call to
1843 lang_hooks.expand_constant.
1844 (copy_constants): Removed call to lang_hooks.expand_constant.
1845 (compute_reloc_for_constant): Removed call to
1846 lang_hooks.expand_constant.
1847 (output_addressed_constants): Removed call to
1848 lang_hooks.expand_constant.
1849 (constructor_static_from_elts_p): Removed call to
1850 lang_hooks.expand_constant.
1851 (output_constant): Removed calls to lang_hooks.expand_constant.
1852 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1853 * langhooks-def.h (lhd_return_tree): Removed.
1854 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1855 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1856 * langhooks.c (lhd_return_tree): Removed.
1858 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1860 * combine.c (setup_incoming_promotions): Ensure that
1861 arguments that have not undergone mode promotions do not
1862 incorrectly get marked as being sign- or zero-extended.
1864 2007-10-08 Richard Guenther <rguenther@suse.de>
1869 * fold-const.c (fold_binary): Use correct types in folding
1870 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1871 and building of RROTATE_EXPR.
1873 2007-10-08 Richard Guenther <rguenther@suse.de>
1878 * fold-const.c (fold_binary): Use the correct types when
1879 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1880 (fold_binary): Use the correct types when folding
1881 (-A) - B to (-B) - A.
1882 (fold_unary): Use the correct types when folding ~(X).
1884 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1886 * doc/invoke.texi (Wall): fix formatting issues.
1888 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1890 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1891 truncated shift counts.
1893 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1895 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1896 syntax for ASSEMBLER_DIALECT.
1897 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1899 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1900 Nathan Froyd <froydnj@codesourcery.com>
1902 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1903 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1905 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1908 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1910 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1911 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1912 the function, temporarily point the debug interface to the null one.
1914 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1916 PR tree-optimization/33655
1918 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1921 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1923 PR tree-optimization/33572
1924 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1925 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1926 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1928 (copy_edges_for_bb): Handle nonlocal label edges.
1929 (make_nonlocal_label_edges): Deleted.
1930 (optimize_inline_calls): Don't call it.
1932 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1934 * gthr-single.h: Revert last change.
1936 2007-10-05 Michael Matz <matz@suse.de>
1939 * lower-subreg.c (decompose_multiword_subregs): Use
1940 validate_unshare_change().
1942 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1944 * ra-conflict.c: Include "sparseset.h".
1945 (conflicts): Change to HOST_WIDEST_FAST_INT.
1946 (allocnos_live): Redefine variable as a sparseset.
1947 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1949 (allocno_row_words): Removed global variable.
1950 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1951 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1952 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1953 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1955 (record_one_conflict): Update uses of allocnos_live to use
1956 the sparseset routines. Use set_conflicts_p.
1957 (mark_reg_store): Likewise.
1958 (set_reg_in_live): Likewise.
1959 (global_conflicts): Update uses of allocnos_live.
1960 Use the new adjacency list to visit an allocno's neighbors
1961 rather than iterating over all possible allocnos.
1962 Call set_conflicts_p to setup conflicts rather than adding
1964 * global.c: Comments updated.
1965 (CONFLICTP): Delete define.
1966 (regno_compare): New function. Add prototype.
1967 (global_alloc): Sort the allocno to regno mapping according to
1968 which basic blocks the regnos are referenced in. Modify the
1969 conflict bit matrix to a compressed triangular bitmatrix.
1970 Only allocate the conflict bit matrix and adjacency lists if
1971 we are actually going to allocate something.
1972 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1973 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1974 allocno's neighbors rather than iterating over all possible allocnos.
1975 (mirror_conflicts): Removed function.
1976 (dump_conflicts): Iterate over regnos rather than allocnos so
1977 that all dump output will be sorted by regno number.
1978 Use the FOR_EACH_CONFLICT macro.
1979 * ra.h: Comments updated.
1980 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1981 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1983 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1984 (adjacency_list_d, adjacency_iterator_d): New types.
1985 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1986 adjacency_iter_next, regno_basic_block): New static inline functions.
1987 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1988 (conflict_p): Add function prototype.
1989 * sparseset.h, sparseset.c: New files.
1990 * Makefile.in (OBJS-common): Add sparseset.o.
1991 (sparseset.o): New rule.
1993 2007-10-05 Richard Guenther <rguenther@suse.de>
1996 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1999 2007-10-05 Michael Matz <matz@suse.de>
2002 * function.c (match_asm_constraints_1): Check for input
2003 being used in the outputs.
2005 2007-10-05 Richard Guenther <rguenther@suse.de>
2007 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2009 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2012 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2013 subset checks. Make the cost of FPR -> FPR moves depend on
2014 mips_mode_ok_for_mov_fmt_p.
2016 2007-10-04 Doug Kwan <dougkwan@google.com>
2018 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2019 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2020 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2021 support of conditional variables.
2022 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2023 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2024 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2025 support of conditional variables.
2026 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2027 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2028 conditional variables.
2029 * gthr.h: Update comments to document new interface.
2031 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2033 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2036 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2038 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2040 2007-10-04 Richard Guenther <rguenther@suse.de>
2043 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2044 does not need to be of INTEGER_TYPE.
2045 (verify_gimple_2): New function split out from ...
2046 (verify_gimple_1): ... here. ICE if there was an error during
2049 2007-10-04 Michael Matz <matz@suse.de>
2051 PR rtl-optimization/33653
2052 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2053 * dse.c (scan_insn): Same.
2055 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2057 * config.gcc: Remove USE_GAS for m68k targets.
2059 2007-10-04 Richard Guenther <rguenther@suse.de>
2061 PR tree-optimization/33627
2062 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2063 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2065 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2066 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2068 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2070 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2071 commands_in_epilogues): Remove variables.
2072 (avr_file_start): Remove unneded initializations of commands_in_file,
2073 commands_in_prologues and commands_in_epilogues variables.
2074 (avr_file_end): Remove dead code.
2076 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2078 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2079 MOTOROLA is to true.
2081 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2084 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2085 (mips_split_doubleword_move): ...this.
2086 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2087 use natural endianness for multi-format FPR values.
2088 (mips_split_64bit_move): Rename to...
2089 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2090 Use move_doubleword_fpr* patterns for moves involving FPRs.
2091 (mips_save_reg): Update the call to mips_split_64bit_move.
2092 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2093 nonzero constant into an FPR if the constant can be forced to memory.
2094 * config/mips/mips.md: Update the splitter calls to
2095 mips_split_64bit_move.
2096 (UNSPEC_LOAD_DF_LOW): Rename to...
2097 (UNSPEC_LOAD_LOW): ...this.
2098 (UNSPEC_LOAD_DF_HIGH): Rename to...
2099 (UNSPEC_LOAD_HIGH): ...this.
2100 (UNSPEC_STORE_DF_HIGH): Rename to...
2101 (UNSPEC_STORE_WORD): ...this.
2102 (SPLITF): New mode iterator.
2103 (HALFMODE): New mode attribute.
2104 (movtf): New expander.
2105 (*movtf_internal): New define_insn_and_split.
2106 (move_doubleword_fpr<mode>): New expander.
2107 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2109 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2110 (mfhc1<mode>): ...these more general patterns.
2112 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2114 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2116 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2118 * gcse.c (hash_scan_set): Insert set in insn before note at
2119 the end of basic block.
2121 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2123 PR tree-optimization/33576
2124 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2125 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2126 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2127 (remove_iv): Declared.
2128 * lambda-code.c (remove_iv): Not static.
2129 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2130 Don't remove ivs there, save ivs in the buffer.
2132 2007-10-03 Jason Merrill <jason@redhat.com>
2135 * tree-eh.c (same_handler_p): New fn.
2136 (optimize_double_finally): New fn.
2137 (refactor_eh_r): New fn.
2138 (refactor_eh): New fn.
2139 (pass_refactor_eh): New pass.
2140 * tree-pass.h: Declare it.
2141 * passes.c (init_optimization_passes): Add it.
2143 2007-10-03 Doug Kwan <dougkwan@google.com>
2144 Richard Guenther <rguenther@suse.de>
2147 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2148 be conservative instead.
2150 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2153 * doc/invoke.texi (-fwhole-program): Document that Fortran
2154 doesn't support this option.
2156 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2159 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2162 2007-10-02 David Daney <ddaney@avtrex.com>
2164 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2165 against constant zero.
2166 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2169 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2171 * ra-conflict.c: New file.
2173 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2174 usage to DF_LIVE usage.
2175 (reload): Remove reference to df_get_live_top.
2176 * rtlanal.c (subreg_nregs_with_regno): New function.
2177 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2178 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2179 (df_has_eh_preds): Removed.
2180 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2181 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2183 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2184 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2185 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2186 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2187 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2188 (global_alloc): Turn off rescanning insns after call to
2189 global_conflicts and added call to set_preferences.
2190 (global_conflicts): Moved to ra-alloc.c.
2191 (set_preferences_1, set_preferences): New function.
2192 (mirror_conflicts): Changed types for various variables.
2193 (mark_elimination): Change DF_RA_LIVE
2194 usage to DF_LIVE usage.
2195 (build_insn_chain): Rewritten from scratch and made local.
2196 (print_insn_chain, print_insn_chains): New functions.
2197 (dump_conflicts): Do not print conflicts for fixed_regs.
2198 (rest_of_handle_global_alloc): Turn off insn rescanning.
2199 * hard-reg-set.h: Fixed comment.
2200 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2201 usage to DF_LIVE usage and delete refs to TOP sets.
2202 (block_alloc): Mark regs as live if they are in the artificial
2203 defs at top of block.
2204 (find_stack_regs): New function.
2205 (rest_of_handle_local_alloc): Changed urec problem to live
2206 problem and do not turn off df rescanning.
2207 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2208 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2209 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2210 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2211 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2212 fields in df_ref_flags. The rest have been renumbered.
2213 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2215 * rtl.h (subreg_nregs_with_regno): New function.
2216 * df-problems.c: (df_get_live_out, df_get_live_in,
2217 df_get_live_top): Removed reference to DF_RA_LIVE.
2218 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2219 df_live_alloc, df_live_reset, df_live_local_finalize,
2220 df_live_free): Make top set only if different from in set.
2221 (df_lr_top_dump, df_live_top_dump): Only print top set if
2222 different from in set.
2223 (df_lr_bb_local_compute): Removed unnecessary check.
2224 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2225 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2226 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2227 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2228 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2229 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2230 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2231 df_urec_add_problem): Removed.
2232 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2234 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2235 * basic_block.h (bb_has_abnormal_pred): New function.
2236 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2237 usage to DF_LIVE usage.
2239 2007-10-02 Revital Eres <eres@il.ibm.com>
2241 * config/rs6000/predicates.md (easy_vector_constant): Return false
2242 for 750CL paired vectors.
2243 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2245 (vec_initv2sf): Add new description.
2246 (vconcatsf): Likewise.
2247 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2248 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2250 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2252 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2253 sinking the last stmt in a BB.
2255 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2258 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2259 (sra_hash_tree): Handle BIT_FIELD_REFs.
2260 (sra_elt_hash): Don't hash bitfld blocks.
2261 (sra_elt_eq): Skip them in parent compares as well. Handle
2263 (build_element_name_1): Handle BIT_FIELD_REFs.
2264 (instantiate_element): Propagate nowarn from parents. Create
2265 BIT_FIELD_REF for variables that are widened by scalarization.
2266 Gimple-zero-initialize all bit-field variables that are not
2267 part of parameters that are going to be scalarized on entry.
2268 (instantiate_missing_elements_1): Return the sra_elt.
2269 (canon_type_for_field): New.
2270 (try_instantiate_multiple_fields): New. Infer widest possible
2271 access mode from decl or member type, but clip it at word
2272 size, and only widen it if a field crosses an alignment
2274 (instantiate_missing_elements): Use them.
2275 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2276 (scalar_bitfield_p): New.
2277 (sra_build_assignment): Optimize assignments from scalarizable
2278 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
2281 (sra_build_bf_assignment): New. Optimize assignments to
2282 scalarizable BIT_FIELD_REFs.
2283 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
2284 assignments to full variables.
2285 (generate_copy_inout): Use the new macros and functions.
2286 (generate_element_copy): Likewise. Handle bitfld differences.
2287 (generate_element_zero): Don't recurse for blocks. Use
2288 sra_build_elt_assignment.
2289 (generate_one_element_init): Take elt instead of var. Use
2290 sra_build_elt_assignment.
2291 (generate_element_init_1): Adjust.
2292 (bitfield_overlap_info): New struct.
2293 (bitfield_overlaps_p): New.
2294 (sra_explode_bitfield_assignment): New. Adjust widened
2295 variables to account for endianness.
2296 (sra_sync_for_bitfield_assignment): New.
2297 (scalarize_use): Re-expand assignment to/from scalarized
2298 BIT_FIELD_REFs. Explode or sync needed members for
2299 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
2300 (scalarize_copy): Use REPLDUP.
2301 (scalarize_ldst): Move assert before dereference. Adjust EH
2303 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2305 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
2307 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
2308 Rename CR_* constants to CMP_*. Fix spacing.
2310 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2313 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
2314 to be processed with the special script doc/install.texi2html.
2316 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2318 * doc/invoke.texi (Wall): List the options enabled by Wall.
2319 (Wstrict-aliasing): Add missing @option.
2321 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2323 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2324 rather than gen_lowpart to change a register from DImode to DFmode.
2325 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2326 both FROM and TO are integer modes that are no bigger than 4 bytes.
2327 (mips_mode_ok_for_mov_fmt_p): New function.
2328 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2329 (mips_secondary_reload_class): Tweak formatting and comments.
2330 Use reg_class_subset_p instead of direct comparisons with
2331 classes. Only allow direct FPR<->FPR moves for modes that
2332 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2333 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2334 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2335 (*movdi_64bit): Likewise.
2336 (*movsi_internal): Likewise.
2337 (*movhi_internal): Likewise.
2338 (*movqi_internal): Likewise.
2340 2007-09-30 Diego Novillo <dnovillo@google.com>
2343 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2346 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2348 PR tree-optimization/33597
2349 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2350 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2352 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2354 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2355 instead of variants of (!reload_in_progress && !reload_completed).
2356 (x86_expand_vector_move): Ditto.
2358 2007-09-28 Ollie Wild <aaw@google.com>
2361 2007-09-27 Ollie Wild <aaw@google.com>
2363 * varasm.c (compare_constant): Removed call to
2364 lang_hooks.expand_constant.
2365 (copy_constants): Removed call to lang_hooks.expand_constant.
2366 (compute_reloc_for_constant): Removed call to
2367 lang_hooks.expand_constant.
2368 (output_addressed_constants): Removed call to
2369 lang_hooks.expand_constant.
2370 (constructor_static_from_elts_p): Removed call to
2371 lang_hooks.expand_constant.
2372 (output_constant): Removed calls to lang_hooks.expand_constant.
2373 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2374 * langhooks-def.h (lhd_return_tree): Removed.
2375 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2376 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2377 * langhooks.c (lhd_return_tree): Removed.
2379 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2382 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2383 argument to gen_selb.
2385 2007-09-28 Chao-ying Fu <fu@mips.com>
2387 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2388 * doc/libgcc.texi (Fixed-point fractional library routines):
2389 Fix typos for neg and cmp functions.
2391 2007-09-28 Michael Matz <matz@suse.de>
2393 PR rtl-optimization/33552
2394 * function.c (match_asm_constraints_1): Check for overlap in
2395 inputs and replace all occurences.
2397 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2399 * config/mips/mips.c (override_options): Fix comment typo.
2401 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2403 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2404 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2405 * config/bfin/t-bfin-linux (crti.o): Don't build.
2407 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2408 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2410 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2412 2007-09-27 Ollie Wild <aaw@google.com>
2414 * varasm.c (compare_constant): Removed call to
2415 lang_hooks.expand_constant.
2416 (copy_constants): Removed call to lang_hooks.expand_constant.
2417 (compute_reloc_for_constant): Removed call to
2418 lang_hooks.expand_constant.
2419 (output_addressed_constants): Removed call to
2420 lang_hooks.expand_constant.
2421 (constructor_static_from_elts_p): Removed call to
2422 lang_hooks.expand_constant.
2423 (output_constant): Removed calls to lang_hooks.expand_constant.
2424 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2425 * langhooks-def.h (lhd_return_tree): Removed.
2426 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2427 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2428 * langhooks.c (lhd_return_tree): Removed.
2430 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2433 * expr.c (emit_group_load_1): Split constant double when destination
2434 length is half source length.
2436 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2438 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2439 (mips_cpu_info): Add tune_flags.
2440 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2441 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2443 (override_options): Remove deprecation code. Use branch-likely
2444 instructions for optimize_size or if the tuning flags do not
2445 suggest otherwise. Tweak warning.
2446 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2448 2007-09-27 Matthias Klose <doko@ubuntu.com>
2450 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2451 multilib osdirname if it exists.
2452 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2454 2007-09-27 Ian Lance Taylor <iant@google.com>
2456 PR tree-optimization/33565
2457 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2458 assignments of comparisons.
2459 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2460 parameter. Change caller. Defer overflow warnings around call to
2462 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2463 TREE_NO_WARNING is set on the statement.
2464 * tree-ssa-forwprop.c
2465 (tree_ssa_forward_propagate_single_use_vars): Don't test
2466 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2467 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2469 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2471 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2472 reduce offset by units of 0x10000 for SPE vector modes or modes
2473 used with E500 double instructions.
2475 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2477 * simplify-rtx.c (comparison_result): New.
2478 (simplify_const_relational_operation): Use it instead of the five
2479 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2480 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2481 optimizations. Extract nonzero_address_p optimizations into a
2482 separate "if" together with optimizations where op1 is const0_rtx.
2483 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2484 floating-point arguments too when appropriate. Hoist test for ABS
2485 outside the final switch statement.
2486 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2487 folded_arg0 if we found a constant equivalent. Remove
2488 transformations done in simplify-rtx.c for "op0 RELOP op0".
2490 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2492 * builtins.c (expand_builtin, expand_builtin_object_size,
2493 expand_builtin_memory_chk, maybe_emit_chk_warning,
2494 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2496 * expr.c (expand_expr_real_1): Likewise.
2497 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2498 (lhd_print_error_function): Add third argument.
2499 * langhooks.h (struct diagnostic_info): Add forward decl.
2500 (struct lang_hooks): Add third argument to print_error_function.
2501 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2502 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2504 (diagnostic_report_current_function): Likewise.
2505 * toplev.c (announce_function): Pass NULL as second argument to
2506 diagnostic_set_last_function.
2507 * diagnostic.c (diagnostic_report_current_function): Add second
2508 argument, pass it as third argument to lang_hooks.print_error_function.
2509 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2510 to diagnostic_report_current_function.
2511 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2512 and message.abstract_origin.
2513 (verbatim): Initialize abstract_origin.
2514 * pretty-print.h (text_info): Add abstract_origin field.
2515 * pretty-print.c (pp_base_format): Handle %K.
2516 * langhooks.c (lhd_print_error_function): Add third argument. If
2517 diagnostic->abstract_origin, print virtual backtrace.
2518 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2519 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2520 (init_dynamic_diag_info): Likewise.
2522 2007-09-26 David Daney <ddaney@avtrex.com>
2525 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2526 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2527 sync_old_nand<mode>, sync_new_nand<mode>,
2528 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2529 Update length attributes.
2530 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2531 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2533 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2534 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2535 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2538 2007-09-26 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/33563
2541 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2542 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2544 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2545 get_use_of_stmt_lhs.
2547 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2550 * c-common.c (complete_array_type): Diagnose too-large arrays and
2551 set type to error_mark_node.
2553 2007-09-26 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/30375
2556 PR tree-optimization/33560
2557 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2561 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2563 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2564 (dse_global_data): Add aggregate_vardecl field.
2565 (dse_possible_dead_store_p): New.
2566 Add prev_defvar variable.
2567 Allow immediate uses and previous immediate uses to differ
2568 if they are setting different parts of the whole.
2569 (get_aggregate_vardecl): New.
2570 (dse_record_partial_aggregate_store): New.
2571 (dse_whole_aggregate_clobbered_p): New.
2572 (dse_partial_kill_p): New.
2573 Call dse_maybe_record_aggregate_store().
2574 When checking whether a STMT and its USE_STMT refer to the
2575 same memory address, check also for partial kills that clobber
2577 Move some variable definitions to the block where they are used.
2578 (aggregate_vardecl_hash): New.
2579 (aggregate_vardecl_eq): New.
2580 (aggregate_vardecl_free): New.
2581 (aggregate_whole_store_p): New.
2582 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2583 Mark which aggregate stores we care about.
2585 2007-09-25 DJ Delorie <dj@redhat.com>
2588 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2591 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2594 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2595 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2596 for vector int32 -> int64 conversions. Don't write beyond the end
2597 of the allocated vector for int32 -> int64 conversions.
2599 2007-09-25 Revital Eres <eres@il.ibm.com>
2601 * config/rs6000/paired.h (paired_sel): New.
2602 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2603 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2604 when expanding selv2sf.
2605 * config/rs6000/rs6000.h (rs6000_builtins): Add
2606 PAIRED_BUILTIN_SELV2SF4.
2608 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2611 * c-typeck.c (default_conversion): Call require_complete_type
2612 before perform_integral_promotions.
2613 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2614 (build_c_cast): Call require_complete_type except for casts to
2616 (convert_for_assignment): Call require_complete_type.
2618 2007-09-25 Revital Eres <eres@il.ibm.com>
2620 * config/spu/spu.md: Fix doloop pattern.
2622 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2624 * config/bfin/bfin.c (expand_prologue_reg_save,
2625 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2626 and ASTAT moved here...
2627 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2628 ... from here. New argument ALL; callers changed.
2629 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2630 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2631 have the "saveall" attribute.
2633 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2635 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2637 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2638 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2639 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2641 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2642 with REG_P tests before REGNO access.
2644 2007-09-24 DJ Delorie <dj@redhat.com>
2647 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2649 (movqicc_<code>_<mode>): Likewise.
2650 (movhicc_<code>_<mode>): Likewise.
2652 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2655 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2656 register for reload.
2658 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2661 * config/i386/i386.c (ix86_comp_type_attributes): Check
2664 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2666 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2667 "move.l %a4,%a4" to produce nops.
2668 * config/m68k/m68k.c (override_options): Reset align options,
2669 if neccessary align macro isn't avaible.
2671 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2673 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2675 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2677 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2679 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2680 reload is completed.
2681 (peephole pattern): Convert most of them to RTL peephole pattern.
2683 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2685 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2686 (moved from fp compare patterns).
2687 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2688 Cleanup predicates to relieve reload.
2689 (conditional_trap): Reject conditional trap with fp condition.
2690 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2691 certain constants early.
2693 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2695 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2697 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2699 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2700 Allow --with-tune=cell and --with-cpu=cell.
2702 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2704 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2705 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2707 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2709 (TARGET_BUILTIN_RECIPROCAL): Use it.
2710 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2711 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2712 (rs6000_emit_swrsqrtsf): New.
2713 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2715 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2716 (divsf3): Remove swdiv support.
2719 (rsqrt_internal1): New.
2720 (divdf3): Remove swdiv support.
2723 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2726 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2728 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2729 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2730 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2731 lang_hooks.type.type_hash_eq in addition to generic tests.
2733 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2734 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2736 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2737 reflect the cost per call to a target specific builtin.
2738 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2739 call to a target specific builtin, then use target_builtin_call_cost.
2740 (init_inline_once): Initialize target_builtin_call_cost field.
2742 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2745 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2748 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2750 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2751 * configure: Regenerated.
2753 2007-09-23 Ollie Wild <aaw@google.com>
2755 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2757 (get_pointer_modulus_and_residue): New function.
2759 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2761 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2762 combine an SC return value into a single register.
2764 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2766 * opth-gen.awk (target_flags_explicit): Declare.
2767 * toplev.h (target_flags_explicit): Delete declaration.
2768 * toplev.c (target_flags): Likewise.
2769 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2770 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2771 Never return true for TARGET_MIPS16.
2772 * config/mips/mips.c (mips_llsc): Delete.
2773 (mips_handle_option): Remove -mllsc handling.
2774 (mips_strip_unspec_address): Tweak comment.
2775 * config/mips/mips.opt (mllsc): Use a target mask.
2777 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2779 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2780 word_mode as well as Pmode.
2782 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2784 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2785 parameters from word_mode to the subword type if such a truncation
2788 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2790 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2791 * configure: Regenerated.
2793 2007-09-23 Jan Hubicka <jh@suse.cz>
2795 * params.def (INLINE_CALL_COST): Set to 12.
2796 * invoke.texi (inline-call-cost): Update default value.
2798 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2800 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2802 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2803 Revital Eres <eres@il.ibm.com>
2805 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2806 checks whether the count_reg is found outside the control part.
2808 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2810 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2811 instead of checking CALL_EXPR_FN directly to test for builtins.
2812 If error or warning attributes are present, print
2813 error resp. warning.
2814 * c-common.c (handle_error_attribute): New function.
2815 (c_common_attribute_table): Add error and warning
2817 * doc/extend.texi: Document error and warning attributes.
2819 * tree.h (block_nonartificial_location): New prototype.
2820 * tree.c (block_nonartificial_location): New function.
2821 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2822 if artificial attribute is present on abstract inline decl.
2823 * c-common.c (handle_artificial_attribute): New function.
2824 (c_common_attribute_table): Add artificial attribute.
2825 * final.c (override_filename, override_linenum): New variables.
2826 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2827 and override_linenum if inside of a block inlined from
2828 __attribute__((__artificial__)) function.
2829 (notice_source_line): Honor override_filename and override_linenum.
2830 * doc/extend.texi: Document __attribute__((__artificial__)).
2831 * config/i386/emmintrin.h: Add __artificial__ attribute to
2832 all __always_inline__ functions.
2833 * config/i386/mmintrin.h: Likewise.
2834 * config/i386/tmmintrin.h: Likewise.
2835 * config/i386/mm3dnow.h: Likewise.
2836 * config/i386/pmmintrin.h: Likewise.
2837 * config/i386/ammintrin.h: Likewise.
2838 * config/i386/xmmintrin.h: Likewise.
2839 * config/i386/smmintrin.h: Likewise.
2840 * config/i386/bmmintrin.h: Likewise.
2841 * config/i386/mmintrin-common.h: Likewise.
2844 * expr.c (expand_constructor): New function.
2845 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2846 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2849 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2851 * config/mips/mips.c (dump_constants_1): Generalize to include
2852 fractional and accumulator modes.
2854 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2857 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2859 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2860 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2862 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2864 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2866 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2867 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2869 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2870 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2871 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2873 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2875 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2876 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2877 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2879 2007-09-22 Jason Merrill <jason@redhat.com>
2882 * attribs.c (lookup_attribute_spec): Split out...
2883 (decl_attributes): From here.
2884 * tree.h: Declare it.
2886 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2888 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2890 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2892 * tree-inline.c (remap_type_1): Correctly chain variants.
2894 2007-09-22 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/33146
2897 * fold-const.c (fold_binary): Use the original tree
2899 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2900 also changes "sign".
2902 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2905 * except.c (finish_eh_generation): Call commit_edge_insertions if
2906 there are insns queued on the entry edge.
2907 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2910 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2912 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2914 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2916 * gcc/config/i386/i386.c: Delete trailing whitespace.
2917 * gcc/config/i386/i386.h: Ditto.
2918 * gcc/config/i386/bmmintrin.h: Ditto.
2919 * gcc/config/i386/sync.md: Ditto.
2920 * gcc/config/i386/ppro.md: Ditto.
2921 * gcc/config/i386/mmx.md: Ditto.
2922 * gcc/config/i386/constraints.md: Ditto.
2923 * gcc/config/i386/sse.md: Ditto.
2924 * gcc/config/i386/athlon.md: Ditto.
2925 * gcc/config/i386/i386.md: Ditto.
2927 2007-09-21 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/33508
2930 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2931 quadratic loop by keeping a bitmap of variables we have
2932 to clobber all subvariables for.
2933 (set_initial_properties): Likewise.
2935 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2937 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2939 2007-09-20 Nigel Stephens <nigel@mips.com>
2940 Chao-ying Fu <fu@mips.com>
2942 * c-decl.c (finish_declspecs): When _Sat is used without
2943 _Fract or _Accum, set the default type to cts_fract.
2944 This avoids a warning of "type defaults to int".
2946 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2948 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2949 bit-fields wider than one bit.
2951 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2954 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2956 * dbxout.c (dbxout_type): Likewise.
2960 * gimplify.c (gimplify_vla_decl): New function.
2961 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2963 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2965 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2967 * doc/invoke.texi (-minterlink-mips16): Document.
2968 * config/mips/mips.opt (minterlink-mips16): New option.
2969 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2972 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2974 * doc/extend.texi (Attribute Syntax): Remove old speculative
2977 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2979 * combine.c: Include cgraph.h.
2980 (setup_incoming_promotions): Rework to allow more aggressive
2981 elimination of sign extensions when all call sites of the
2982 current function are known to lie within the current unit.
2984 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2986 * dse.c (find_shift_sequence): No-op rework of control flow.
2988 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2990 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2991 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2993 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2995 * cfgexpand.c (dump_stack_var_partition): Use the correct
2996 index for the offset.
2998 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3000 * config/mips/sde.h: Switch to GPLv3.
3002 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3004 * tree-sra.c (decide_block_copy): Decide if there are groups.
3006 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3008 * config/m68k/m68k.c (output_move_himode): Remove jump table
3010 config/m68k/m68k.md (lea): Likewise.
3011 * config/m68k/m68k.c (print_operand_address): Use simple pc
3012 relative addressing.
3014 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3016 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3017 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3019 (asm_insn_count): Pass template as second argument to it.
3020 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3021 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3022 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3023 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3024 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3025 (sh_insn_length_adjustment): Pass template as second argument to it.
3026 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3028 * config/bfin/bfin.md (define_asm_attributes): New.
3030 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3032 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3034 * config/bfin/print-sysroot-suffix.sh: New.
3035 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3036 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3037 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3038 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3039 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3040 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3041 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3042 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3043 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3044 (linux-sysroot-suffix.h): New target.
3045 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3046 (mspecld-anomaly): Likewise.
3047 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3048 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3049 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3050 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3051 (bfin_si_revision): Declare.
3052 (bfin_workarounds): Declare.
3053 (WA_SPECULATIVE_LOADS): Define.
3054 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3055 (WA_SPECULATIVE_SYNCS): Define.
3056 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3057 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3058 (LIB_SPEC): Add %s to the linker scripts.
3059 Use proper linker script for bf522, bf525, bf527,
3060 bf538, bf539, bf542, bf544, bf548, and bf549.
3061 * config/bfin/bfin.c (bfin_si_revision): Define.
3062 (bfin_workarounds): Define.
3063 (struct bfin_cpu): New.
3065 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3066 (override_options): Set bfin_workarounds.
3067 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3068 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3069 ENABLE_WA_SPECULATIVE_LOADS.
3070 (bfin_reorg): Likewise.
3071 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3072 macros for bf522, bf525, bf527, bf538, bf539,
3073 bf542, bf544, bf548, and bf549.
3074 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3075 Don't define __ID_SHARED_LIB__ when -msep-data.
3076 (TARGET_DEFAULT): Define as 0.
3077 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3078 * doc/invoke.texi (Blackfin Options): Document silicon
3079 revision part of -mcpu option and it now accepts bf522, bf525,
3080 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3082 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3084 * alias.c (memory_modified_1): Deconstify.
3085 (memory_modified_in_insn_p): Don't use const_note_stores.
3086 * rtl.h (const_note_stores): Delete.
3087 * rtlanal.c (const_note_stores): Likewise.
3089 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3091 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3094 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3098 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3099 (addsi_small_int): Likewise.
3100 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3101 (one_cmplsi2): Likewise.
3103 (enter_func): Expand insn using hard_frame_pointer_rtx and
3106 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3107 hard_frame_pointer_rtx instead of using REGNO() check.
3108 Properly sign extend GEN_INT() argument.
3110 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3112 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3114 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3115 alternatives with just jcc.
3116 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3117 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3118 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3119 dbge_hi, dbge_si): Likewise.
3121 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3123 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3124 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3125 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3126 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3127 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3129 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3131 * config/m68k/m68k-devices.def (51qe): New device.
3132 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3133 to all uses of FL_FOR_isa_c for compatibility.
3134 (all_microarchs): Add cfv1 microarchitecture.
3135 (m68k_handle_option): Handle m51qe option.
3136 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3137 (TUNE_CFV1): New macro.
3138 (enum uarch_type): Add ucfv1.
3139 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3141 2007-09-18 Richard Guenther <rguenther@suse.de>
3143 PR tree-optimization/31863
3144 * tree-ssa-structalias.c (create_variable_info_for): Always
3145 free the fieldstack.
3147 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3149 * opts.c (decode_options): Enable vectorization under -O3.
3151 2007-09-18 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/33340
3154 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3155 SSA_NAMEs that occur in abnormal PHI nodes.
3157 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3160 Don't use const_get_call_expr_in.
3161 * tree-gimple.c (const_get_call_expr_in): Delete.
3162 * tree-gimple.h (const_get_call_expr_in): Likewise.
3164 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3166 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3167 not yet have a basic block.
3168 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3170 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3172 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3173 to both ".section"s.
3175 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3177 * config/mips/mips.c (mips_output_mi_thunk): Use
3178 mips_function_ok_for_sibcall and const_call_insn_operand
3179 to determine if a direct sibcall is allowed. Use
3180 mips_classify_symbol to determine a global pointer is needed.
3182 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3184 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3186 2007-09-17 Chao-ying Fu <fu@mips.com>
3187 Nigel Stephens <nigel@mips.com>
3189 * config/fixed-bit.h: New file.
3190 * config/fixed-bit.c: New file.
3191 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3193 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3195 * c-format.h (format_kind_info): Add alloc_char field.
3196 * c-format.c (scanf_flag_specs): Add 'm'.
3197 (scanf_flag_pairs): Add 'a', 'm' pair.
3198 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3199 (format_types_orig): Add alloc_char fields.
3200 (check_format_info_main): Rename aflag to alloc_flag.
3201 Handle fki->alloc_char. modifier after width and before length
3202 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3203 length modifiers as well.
3204 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3207 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3208 returned by build_call_expr.
3210 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3212 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3213 NULL for variable-sized records too.
3214 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3216 2007-09-17 Tom Tromey <tromey@redhat.com>
3218 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3219 (c_builtin_function): Likewise.
3220 (grokdeclarator): Likewise.
3222 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3224 PR rtl-optimization/26449
3225 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3226 (seq_insns_valid_p): Removed.
3228 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3230 * tree-nomudflap.c (gate_mudflap): New static function.
3231 (pass_mudflap_1): Use it as gate function.
3232 (pass_mudflap_2): Likewise.
3234 2007-09-17 Jan Hubicka <jh@suse.cz>
3238 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3240 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3242 PR tree-optimization/33319
3243 * tree-vect-analyze.c (vect_same_range_drs): New.
3244 (vect_vfa_range_equal): New.
3245 (vect_is_duplicate_ddr): Removed.
3246 (vect_mark_for_runtime_alias_test): Do not perform marking when
3247 optimizing for size or max_param for alias checking is zero.
3248 Move the function before vect_analyze_data_ref_dependence.
3249 (vect_analyze_data_ref_dependence): Add call to
3250 vect_mark_for_runtime_alias_test in two cases when dependence
3252 (vect_analyze_data_ref_dependences): Do not call to
3253 vect_mark_for_runtime_alias_test.
3254 (vect_prune_runtime_alias_test_list): New.
3255 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3256 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3257 Update vec_outside_cost.
3258 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3259 (vect_create_cond_for_alias_checks): Build the base address of data
3260 reference from DR_GROUP_FIRST_DR.
3261 (vect_loop_versioning): New.
3262 (vect_transform_loop): Add a call to vect_loop_versioning.
3263 Remove factored out code.
3265 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3268 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3271 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3273 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3274 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3275 Fix the call to insn_rtx_cost. Skip access sizes that require a
3276 real truncation of the store register. Use convert_move instead
3277 of gen_lowpart when narrowing the result.
3278 (replace_read): Use convert_move instead of gen_lowpart when
3279 narrowing the store rhs.
3281 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3283 * config/mips/mips.md (SHORT): Fix long line.
3284 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
3285 to QImode and HImode.
3287 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3289 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
3291 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
3293 * tree-parloops.c: New file.
3294 * tree-ssa-operands.h (free_stmt_operands): Declare.
3295 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
3297 * tree-pass.h (pass_parallelize_loops): Declare.
3298 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
3300 (build_omp_regions_1): Allow analysing just a single OMP region and
3302 ( build_omp_regions_root, omp_expand_local): New functions.
3303 (build_omp_regions): Add argument to build_omp_regions_1 call.
3304 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
3305 autoparallelization is run.
3306 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
3307 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
3308 pass_parallelize_loops): New.
3309 * common.opt (ftree-parallelize-loops): New.
3310 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
3311 parallelize_loops): Declare.
3312 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
3313 * Makefile.in (tree-parloops.o): Added.
3314 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
3316 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
3317 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
3318 one extra edge as well.
3319 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
3320 Use VEC_free to free doms vector.
3321 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3322 operands. Recompute operand caches in the new function.
3323 (move_sese_region_to_fn): Update loop info.
3324 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3325 * tree-ssa-operands.c (free_stmt_operands): New function.
3327 * doc/passes.texi: Document autoparallelization.
3328 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3330 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3333 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3336 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3338 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3339 the VEC is not NULL.
3340 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3341 get_vectype_for_scalar_type succeeded.
3342 (vectorizable_conversion): Likewise.
3344 2007-09-14 Jan Hubicka <jh@suse.cz>
3346 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3349 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3352 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3353 register when operands[2] equals operands[1].
3354 (remainderxf3): Ditto.
3356 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3357 Nigel Stephens <nigel@mips.com>
3359 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3360 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3361 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3363 (_Unwind_ForcedUnwind): Likewise.
3364 (_Unwind_Resume): Likewise.
3365 (_Unwind_Resume_or_Rethrow): Likewise.
3366 (_Unwind_Backtrace): Likewise.
3367 (_Unwind_SjLj_RaiseException): Likewise.
3368 (_Unwind_SjLj_ForcedUnwind): Likewise.
3369 (_Unwind_SjLj_Resume): Likewise.
3370 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3371 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3373 (_Unwind_ForcedUnwind): Likewise.
3374 (_Unwind_Resume): Likewise.
3375 (_Unwind_Resume_or_Rethrow): Likewise.
3376 (_Unwind_Backtrace): Likewise.
3377 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3378 (_Unwind_ForcedUnwind): Likewise.
3379 (_Unwind_RaiseException): Likewise.
3380 (_Unwind_Resume): Likewise.
3381 (_Unwind_Resume_or_Rethrow): Likewise.
3383 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3384 nomips16 mode when IN_LIBGCC2 with hard float.
3386 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3388 * config/mips/sdemtk.opt: Update to GPLv3.
3389 * config/mips/sdemtk.h: Likewise.
3391 2007-09-14 Nigel Stephens <nigel@mips.com>
3393 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3394 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3395 for mipsisa32-*-linux*.
3397 2007-09-14 Nigel Stephens <nigel@mips.com>
3398 David Ung <davidu@mips.com>
3399 Thiemo Seufer <ths@mips.com>
3400 Richard Sandiford <richard@codesourcery.com>
3402 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3403 * configure.ac: Add a mipssde threading type.
3404 * configure: Regenerate.
3405 * config/mips/sdemtk.h: New file.
3406 * config/mips/t-sdemtk: Likewise.
3407 * config/mips/sdemtk.opt: Likewise.
3408 * gthr-mipssde.h: Likewise.
3409 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3410 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3411 (MIPS_ICACHE_SYNC): New macro, split from ...
3412 * config/mips/mips.md (clear_cache): ...here.
3413 * config/mips/mips.c (mips_save_reg_p): Check
3414 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3415 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3416 (build_mips16_call_stub): Likewise.
3418 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3420 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3422 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3425 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3426 current_frame_info.n_local_regs. Don't return emitted local
3428 (ia64_compute_frame_size): Improve unwind hack to put
3429 RP, PFS, FP in that order by allowing some of the registers
3430 been already emitted, as long as they are emitted to the
3433 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3435 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3436 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3437 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3439 2007-09-13 Eric Christopher <echristo@apple.com>
3440 Kenneth Zadeck <zadeck@naturalbridge.com>
3442 * dse.c (find_shift_sequence): New function.
3443 (replace_read): Add case to remove read if it requires shift.
3444 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3446 2007-09-13 Tom Tromey <tromey@redhat.com>
3448 * c-common.c (fname_as_string): Update.
3449 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3450 (c_lex_one_token): Update. Add 'parser' argument.
3451 (c_parser_simple_asm_expr): Update.
3452 (c_parser_attributes): Update.
3453 (c_parser_asm_statement): Update.
3454 (c_parser_asm_operands): Update.
3455 (c_parser_peek_token): Update.
3456 (c_parser_peek_2nd_token): Update.
3457 * c-lex.c (c_lex_string_translate): Remove.
3458 (c_lex_return_raw_strings): Likewise.
3459 (c_lex_with_flags): Added 'lex_flags' argument.
3460 (lex_string): Added 'translate' argument.
3461 * c-pragma.h (c_lex_with_flags): Update.
3462 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3463 (C_LEX_STRING_NO_TRANSLATE): New define.
3464 (C_LEX_RAW_STRINGS): Likewise.
3466 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3469 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3470 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3471 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3472 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3473 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3474 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3475 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3476 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3477 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3478 (bdesc_1arg): Add __builtin_bfin_ones.
3479 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3480 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3481 and __builtin_bfin_csqu_fr16.
3482 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3483 (ones): New define_insn.
3484 (ssaddhi3_parts): New define_insn.
3485 (sssubhi3_parts): New define_insn.
3486 (flag_mulhi_parts): New define_insn.
3488 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3490 * common.opt (femit-class-debug-always): Turn off by default.
3492 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3494 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3495 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3497 2007-09-13 James E. Wilson <wilson@specifix.com>
3499 PR tree-optimization/33389
3500 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3501 then set build_loads before returning.
3503 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3504 David Ung <davidu@mips.com>
3506 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3507 {d}addiu and a negative immediate such that it works with MIPS16
3510 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3513 * configure.ac (ld_vers): Support Linux linker.
3514 * configure: Regenerated.
3516 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3517 Sandra Loosemore <sandra@codesourcery.com>
3519 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3520 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3521 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3522 nomips16 into decl attributes.
3523 (TARGET_INSERT_ATTRIBUTES): Override.
3524 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3525 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3526 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3527 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3528 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3529 (mips_use_mips16_mode_p): Reimplement as a function that takes
3530 a decl and considers only decl attributes. If the decl is nested
3531 function, use its parent attributes.
3532 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3533 instead of SYMBOL_REF_MIPS16_FUNC_P.
3534 (mips_set_mips16_mode): Move call to sorry here from old
3535 mips_use_mips16_mode_p.
3536 (mflip_mips16_entry): New structure.
3537 (mflip_mips16_htab): New variable.
3538 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3539 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3540 (mips_merge_decl_attributes): New function.
3541 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3542 Use mips_use_mips16_mode_p.
3543 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3544 SYMBOL_REF_MIPS16_FUNC_P.
3545 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3547 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3549 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3551 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3554 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3556 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3557 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3558 Tony Linthicum <tony.linthicum@amd.com>
3560 * tree.h (function_args_iterator): New type to iterate over
3562 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3563 function arguments providing a pointer to the argument.
3564 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3565 function arguments providing the argument.
3566 (function_args_iter_init): Inline function to initialize
3567 function_args_iterator.
3568 (function_args_iter_cond_ptr): Inline function to return the next
3569 pointer to hold the argument.
3570 (function_args_iter_cond): Inline function to return the next
3572 (function_args_iter_cond_next): Advance the function args
3574 (stdarg_p): New function, return true if variable argument
3576 (prototype_p): New function, return true if function is
3578 (function_args_count): New function, count the number of arguments
3581 * tree.c (stdarg_p): New function, return true if variable
3583 (prototype_p): New function, return true if function is
3586 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3587 (TARGET_ROUND): New macro for the round/ptest instructions which
3588 are shared between SSE4.1 and SSE5.
3589 (OPTION_MASK_ISA_ROUND): Ditto.
3590 (OPTION_ISA_ROUND): Ditto.
3591 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3592 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3594 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3595 (-mfused-madd): New switch to give users control over whether the
3596 compiler optimizes to use the multiply/add SSE5 instructions.
3598 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3599 m_ATHLON_K8_AMDFAM10, and change all uses.
3600 (enum pta_flags): Add PTA_SSE5.
3601 (ix86_handle_option): Turn off 3dnow if -msse5.
3602 (override_options): Add SSE5 support.
3603 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3605 (ix86_expand_sse_movcc): Add SSE5 support.
3606 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3607 vector type to the next largest size.
3608 (ix86_expand_sse5_pack): New function to use pperm to pack a
3609 vector type to the next smallest size.
3610 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3611 (IX86_BUILTIN_FMADDSD): Ditto.
3612 (IX86_BUILTIN_FMADDPS): Ditto.
3613 (IX86_BUILTIN_FMADDPD): Ditto.
3614 (IX86_BUILTIN_FMSUBSS): Ditto.
3615 (IX86_BUILTIN_FMSUBSD): Ditto.
3616 (IX86_BUILTIN_FMSUBPS): Ditto.
3617 (IX86_BUILTIN_FMSUBPD): Ditto.
3618 (IX86_BUILTIN_FNMADDSS): Ditto.
3619 (IX86_BUILTIN_FNMADDSD): Ditto.
3620 (IX86_BUILTIN_FNMADDPS): Ditto.
3621 (IX86_BUILTIN_FNMADDPD): Ditto.
3622 (IX86_BUILTIN_FNMSUBSS): Ditto.
3623 (IX86_BUILTIN_FNMSUBSD): Ditto.
3624 (IX86_BUILTIN_FNMSUBPS): Ditto.
3625 (IX86_BUILTIN_FNMSUBPD): Ditto.
3626 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3627 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3628 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3629 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3630 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3631 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3632 (IX86_BUILTIN_PPERM): Ditto.
3633 (IX86_BUILTIN_PERMPS): Ditto.
3634 (IX86_BUILTIN_PERMPD): Ditto.
3635 (IX86_BUILTIN_PMACSSWW): Ditto.
3636 (IX86_BUILTIN_PMACSWW): Ditto.
3637 (IX86_BUILTIN_PMACSSWD): Ditto.
3638 (IX86_BUILTIN_PMACSWD): Ditto.
3639 (IX86_BUILTIN_PMACSSDD): Ditto.
3640 (IX86_BUILTIN_PMACSDD): Ditto.
3641 (IX86_BUILTIN_PMACSSDQL): Ditto.
3642 (IX86_BUILTIN_PMACSSDQH): Ditto.
3643 (IX86_BUILTIN_PMACSDQL): Ditto.
3644 (IX86_BUILTIN_PMACSDQH): Ditto.
3645 (IX86_BUILTIN_PMADCSSWD): Ditto.
3646 (IX86_BUILTIN_PMADCSWD): Ditto.
3647 (IX86_BUILTIN_PHADDBW): Ditto.
3648 (IX86_BUILTIN_PHADDBD): Ditto.
3649 (IX86_BUILTIN_PHADDBQ): Ditto.
3650 (IX86_BUILTIN_PHADDWD): Ditto.
3651 (IX86_BUILTIN_PHADDWQ): Ditto.
3652 (IX86_BUILTIN_PHADDDQ): Ditto.
3653 (IX86_BUILTIN_PHADDUBW): Ditto.
3654 (IX86_BUILTIN_PHADDUBD): Ditto.
3655 (IX86_BUILTIN_PHADDUBQ): Ditto.
3656 (IX86_BUILTIN_PHADDUWD): Ditto.
3657 (IX86_BUILTIN_PHADDUWQ): Ditto.
3658 (IX86_BUILTIN_PHADDUDQ): Ditto.
3659 (IX86_BUILTIN_PHSUBBW): Ditto.
3660 (IX86_BUILTIN_PHSUBWD): Ditto.
3661 (IX86_BUILTIN_PHSUBDQ): Ditto.
3662 (IX86_BUILTIN_PROTB): Ditto.
3663 (IX86_BUILTIN_PROTW): Ditto.
3664 (IX86_BUILTIN_PROTD): Ditto.
3665 (IX86_BUILTIN_PROTQ): Ditto.
3666 (IX86_BUILTIN_PROTB_IMM): Ditto.
3667 (IX86_BUILTIN_PROTW_IMM): Ditto.
3668 (IX86_BUILTIN_PROTD_IMM): Ditto.
3669 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3670 (IX86_BUILTIN_PSHLB): Ditto.
3671 (IX86_BUILTIN_PSHLW): Ditto.
3672 (IX86_BUILTIN_PSHLD): Ditto.
3673 (IX86_BUILTIN_PSHLQ): Ditto.
3674 (IX86_BUILTIN_PSHAB): Ditto.
3675 (IX86_BUILTIN_PSHAW): Ditto.
3676 (IX86_BUILTIN_PSHAD): Ditto.
3677 (IX86_BUILTIN_PSHAQ): Ditto.
3678 (IX86_BUILTIN_FRCZSS): Ditto.
3679 (IX86_BUILTIN_FRCZSD): Ditto.
3680 (IX86_BUILTIN_FRCZPS): Ditto.
3681 (IX86_BUILTIN_FRCZPD): Ditto.
3682 (IX86_BUILTIN_CVTPH2PS): Ditto.
3683 (IX86_BUILTIN_CVTPS2PH): Ditto.
3684 (IX86_BUILTIN_COMEQSS): Ditto.
3685 (IX86_BUILTIN_COMNESS): Ditto.
3686 (IX86_BUILTIN_COMLTSS): Ditto.
3687 (IX86_BUILTIN_COMLESS): Ditto.
3688 (IX86_BUILTIN_COMGTSS): Ditto.
3689 (IX86_BUILTIN_COMGESS): Ditto.
3690 (IX86_BUILTIN_COMUEQSS): Ditto.
3691 (IX86_BUILTIN_COMUNESS): Ditto.
3692 (IX86_BUILTIN_COMULTSS): Ditto.
3693 (IX86_BUILTIN_COMULESS): Ditto.
3694 (IX86_BUILTIN_COMUGTSS): Ditto.
3695 (IX86_BUILTIN_COMUGESS): Ditto.
3696 (IX86_BUILTIN_COMORDSS): Ditto.
3697 (IX86_BUILTIN_COMUNORDSS): Ditto.
3698 (IX86_BUILTIN_COMFALSESS): Ditto.
3699 (IX86_BUILTIN_COMTRUESS): Ditto.
3700 (IX86_BUILTIN_COMEQSD): Ditto.
3701 (IX86_BUILTIN_COMNESD): Ditto.
3702 (IX86_BUILTIN_COMLTSD): Ditto.
3703 (IX86_BUILTIN_COMLESD): Ditto.
3704 (IX86_BUILTIN_COMGTSD): Ditto.
3705 (IX86_BUILTIN_COMGESD): Ditto.
3706 (IX86_BUILTIN_COMUEQSD): Ditto.
3707 (IX86_BUILTIN_COMUNESD): Ditto.
3708 (IX86_BUILTIN_COMULTSD): Ditto.
3709 (IX86_BUILTIN_COMULESD): Ditto.
3710 (IX86_BUILTIN_COMUGTSD): Ditto.
3711 (IX86_BUILTIN_COMUGESD): Ditto.
3712 (IX86_BUILTIN_COMORDSD): Ditto.
3713 (IX86_BUILTIN_COMUNORDSD): Ditto.
3714 (IX86_BUILTIN_COMFALSESD): Ditto.
3715 (IX86_BUILTIN_COMTRUESD): Ditto.
3716 (IX86_BUILTIN_COMEQPS): Ditto.
3717 (IX86_BUILTIN_COMNEPS): Ditto.
3718 (IX86_BUILTIN_COMLTPS): Ditto.
3719 (IX86_BUILTIN_COMLEPS): Ditto.
3720 (IX86_BUILTIN_COMGTPS): Ditto.
3721 (IX86_BUILTIN_COMGEPS): Ditto.
3722 (IX86_BUILTIN_COMUEQPS): Ditto.
3723 (IX86_BUILTIN_COMUNEPS): Ditto.
3724 (IX86_BUILTIN_COMULTPS): Ditto.
3725 (IX86_BUILTIN_COMULEPS): Ditto.
3726 (IX86_BUILTIN_COMUGTPS): Ditto.
3727 (IX86_BUILTIN_COMUGEPS): Ditto.
3728 (IX86_BUILTIN_COMORDPS): Ditto.
3729 (IX86_BUILTIN_COMUNORDPS): Ditto.
3730 (IX86_BUILTIN_COMFALSEPS): Ditto.
3731 (IX86_BUILTIN_COMTRUEPS): Ditto.
3732 (IX86_BUILTIN_COMEQPD): Ditto.
3733 (IX86_BUILTIN_COMNEPD): Ditto.
3734 (IX86_BUILTIN_COMLTPD): Ditto.
3735 (IX86_BUILTIN_COMLEPD): Ditto.
3736 (IX86_BUILTIN_COMGTPD): Ditto.
3737 (IX86_BUILTIN_COMGEPD): Ditto.
3738 (IX86_BUILTIN_COMUEQPD): Ditto.
3739 (IX86_BUILTIN_COMUNEPD): Ditto.
3740 (IX86_BUILTIN_COMULTPD): Ditto.
3741 (IX86_BUILTIN_COMULEPD): Ditto.
3742 (IX86_BUILTIN_COMUGTPD): Ditto.
3743 (IX86_BUILTIN_COMUGEPD): Ditto.
3744 (IX86_BUILTIN_COMORDPD): Ditto.
3745 (IX86_BUILTIN_COMUNORDPD): Ditto.
3746 (IX86_BUILTIN_COMFALSEPD): Ditto.
3747 (IX86_BUILTIN_COMTRUEPD): Ditto.
3748 (IX86_BUILTIN_PCOMEQUB): Ditto.
3749 (IX86_BUILTIN_PCOMNEUB): Ditto.
3750 (IX86_BUILTIN_PCOMLTUB): Ditto.
3751 (IX86_BUILTIN_PCOMLEUB): Ditto.
3752 (IX86_BUILTIN_PCOMGTUB): Ditto.
3753 (IX86_BUILTIN_PCOMGEUB): Ditto.
3754 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3755 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3756 (IX86_BUILTIN_PCOMEQUW): Ditto.
3757 (IX86_BUILTIN_PCOMNEUW): Ditto.
3758 (IX86_BUILTIN_PCOMLTUW): Ditto.
3759 (IX86_BUILTIN_PCOMLEUW): Ditto.
3760 (IX86_BUILTIN_PCOMGTUW): Ditto.
3761 (IX86_BUILTIN_PCOMGEUW): Ditto.
3762 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3763 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3764 (IX86_BUILTIN_PCOMEQUD): Ditto.
3765 (IX86_BUILTIN_PCOMNEUD): Ditto.
3766 (IX86_BUILTIN_PCOMLTUD): Ditto.
3767 (IX86_BUILTIN_PCOMLEUD): Ditto.
3768 (IX86_BUILTIN_PCOMGTUD): Ditto.
3769 (IX86_BUILTIN_PCOMGEUD): Ditto.
3770 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3771 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3772 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3773 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3774 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3775 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3776 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3777 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3778 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3779 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3780 (IX86_BUILTIN_PCOMEQB): Ditto.
3781 (IX86_BUILTIN_PCOMNEB): Ditto.
3782 (IX86_BUILTIN_PCOMLTB): Ditto.
3783 (IX86_BUILTIN_PCOMLEB): Ditto.
3784 (IX86_BUILTIN_PCOMGTB): Ditto.
3785 (IX86_BUILTIN_PCOMGEB): Ditto.
3786 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3787 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3788 (IX86_BUILTIN_PCOMEQW): Ditto.
3789 (IX86_BUILTIN_PCOMNEW): Ditto.
3790 (IX86_BUILTIN_PCOMLTW): Ditto.
3791 (IX86_BUILTIN_PCOMLEW): Ditto.
3792 (IX86_BUILTIN_PCOMGTW): Ditto.
3793 (IX86_BUILTIN_PCOMGEW): Ditto.
3794 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3795 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3796 (IX86_BUILTIN_PCOMEQD): Ditto.
3797 (IX86_BUILTIN_PCOMNED): Ditto.
3798 (IX86_BUILTIN_PCOMLTD): Ditto.
3799 (IX86_BUILTIN_PCOMLED): Ditto.
3800 (IX86_BUILTIN_PCOMGTD): Ditto.
3801 (IX86_BUILTIN_PCOMGED): Ditto.
3802 (IX86_BUILTIN_PCOMFALSED): Ditto.
3803 (IX86_BUILTIN_PCOMTRUED): Ditto.
3804 (IX86_BUILTIN_PCOMEQQ): Ditto.
3805 (IX86_BUILTIN_PCOMNEQ): Ditto.
3806 (IX86_BUILTIN_PCOMLTQ): Ditto.
3807 (IX86_BUILTIN_PCOMLEQ): Ditto.
3808 (IX86_BUILTIN_PCOMGTQ): Ditto.
3809 (IX86_BUILTIN_PCOMGEQ): Ditto.
3810 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3811 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3812 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3813 OPTION_MASK_ISA_ROUND for instructions that are shared between
3815 (bdesc_2arg): Ditto.
3816 (bdesc_sse_3arg): Ditto.
3817 (enum multi_arg_type): New enum for describing the various SSE5
3818 intrinsic argument types.
3819 (bdesc_multi_arg): New table for SSE5 intrinsics.
3820 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3821 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3823 (ix86_expand_builtin): Add SSE5 intrinsic support.
3824 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3825 operand instructions.
3826 (ix86_expand_sse5_multiple_memory): New function to split the
3827 second memory reference from SSE5 instructions.
3828 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3829 (ix86_return_pops_args): Use stdarg_p to determine if the function
3830 has variable arguments.
3831 (ix86_setup_incoming_varargs): Ditto.
3832 (x86_this_parameter): Ditto.
3834 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3836 (ix86_expand_sse5_pack): Ditto.
3837 (ix86_sse5_valid_op_p): Ditto.
3838 (ix86_expand_sse5_multiple_memory): Ditto.
3840 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3841 constant for SSE5 support.
3842 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3843 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3844 (UNSPEC_SSE5_PERMUTE): Ditto.
3845 (UNSPEC_SSE5_ASHIFT): Ditto.
3846 (UNSPEC_SSE5_LSHIFT): Ditto.
3847 (UNSPEC_FRCZ): Ditto.
3848 (UNSPEC_CVTPH2PS): Ditto.
3849 (UNSPEC_CVTPS2PH): Ditto.
3850 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3852 (COM_FALSE_S): Ditto.
3853 (COM_FALSE_P): Ditto.
3854 (COM_TRUE_S): Ditto.
3855 (COM_TRUE_P): Ditto.
3856 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3857 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3859 (memory attribute): Ditto.
3860 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3861 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3862 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3863 (floor<mode>2): Ditto.
3864 (ceil<mode>2): Ditto.
3865 (btrunc<mode>2): Ditto.
3866 (nearbyintdf2): Ditto.
3867 (nearbyintsf2): Ditto.
3868 (sse_setccsf): Disable if SSE5.
3869 (sse_setccdf): Ditto.
3870 (sse5_setcc<mode>): New support for SSE5 conditional move.
3871 (sse5_pcmov_<mode>): Ditto.
3873 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3875 (SSEMODEF2P): Ditto.
3876 (ssemodesuffixf4): New mode attribute for SSE5.
3877 (ssemodesuffixf2s): Ditto.
3878 (ssemodesuffixf2c): Ditto.
3879 (sserotatemax): Ditto.
3880 (ssescalarmode): Ditto.
3881 (sse_maskcmpv4sf3): Disable if SSE5.
3882 (sse_maskcmpv2df3): Ditto.
3883 (sse_vmmaskcmpv4sf3): Ditto.
3884 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3886 (sse5_vmfmadd<mode>4): Ditto.
3887 (sse5_fmsub<mode>4): Ditto.
3888 (sse5_vmfmsub<mode>4): Ditto.
3889 (sse5_fnmadd<mode>4): Ditto.
3890 (sse5_vmfnmadd<mode>4): Ditto.
3891 (sse5_fnmsub<mode>4): Ditto.
3892 (sse5_vmfnmsub<mode>4): Ditto.
3893 (sse5i_fmadd<mode>4): Ditto.
3894 (sse5i_fmsub<mode>4): Ditto.
3895 (sse5i_fnmadd<mode>4): Ditto.
3896 (sse5i_fnmsub<mode>4): Ditto.
3897 (sse5i_vmfmadd<mode>4): Ditto.
3898 (sse5i_vmfmsub<mode>4): Ditto.
3899 (sse5i_vmfnmadd<mode>4): Ditto.
3900 (sse5i_vmfnmsub<mode>4): Ditto.
3901 (mulv16qi3): Add SSE5 support.
3903 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3904 (sse2_mulv4si3): Disable if SSE5.
3905 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3906 (sse4_1_roundps): Ditto.
3907 (sse4_1_roundsd): Ditto.
3908 (sse4_1_roundss): Ditto.
3909 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3911 (sse_maskcmpsf3): Ditto.
3912 (sse_vmmaskcmpv4sf3): Ditto.
3913 (sse2_maskcmpv2df3): Ditto.
3914 (sse2_maskcmpdf3): Ditto.
3915 (sse2_vmmaskcmpv2df3): Ditto.
3916 (sse2_eq<mode>3): Ditto.
3917 (sse2_gt<mode>3): Ditto.
3918 (sse5_pcmov_<mode>): Add SSE5 support.
3919 (vec_unpacku_hi_v16qi): Ditto.
3920 (vec_unpacks_hi_v16qi): Ditto.
3921 (vec_unpacku_lo_v16qi): Ditto.
3922 (vec_unpacks_lo_v16qi): Ditto.
3923 (vec_unpacku_hi_v8hi): Ditto.
3924 (vec_unpacks_hi_v8hi): Ditto.
3925 (vec_unpacku_lo_v8hi): Ditto.
3926 (vec_unpacks_lo_v8hi): Ditto.
3927 (vec_unpacku_hi_v4si): Ditto.
3928 (vec_unpacks_hi_v4si): Ditto.
3929 (vec_unpacku_lo_v4si): Ditto.
3930 (vec_unpacks_lo_v4si): Ditto.
3931 (sse5_pmacsww): New SSE5 intrinsic insn.
3932 (sse5_pmacssww): Ditto.
3933 (sse5_pmacsdd): Ditto.
3934 (sse5_pmacssdd): Ditto.
3935 (sse5_pmacssdql): Ditto.
3936 (sse5_pmacssdqh): Ditto.
3937 (sse5_pmacsdqh): Ditto.
3938 (sse5_pmacsswd): Ditto.
3939 (sse5_pmacswd): Ditto.
3940 (sse5_pmadcsswd): Ditto.
3941 (sse5_pmadcswd): Ditto.
3942 (sse5_pcmov_<move>): Conditional move support on SSE5.
3943 (sse5_phaddbw): New SSE5 intrinsic insn.
3944 (sse5_phaddbd): Ditto.
3945 (sse5_phaddbq): Ditto.
3946 (sse5_phaddwd): Ditto.
3947 (sse5_phaddwq): Ditto.
3948 (sse5_phadddq): Ditto.
3949 (sse5_phaddubw): Ditto.
3950 (sse5_phaddubd): Ditto.
3951 (sse5_phaddubq): Ditto.
3952 (sse5_phadduwd): Ditto.
3953 (sse5_phadduwq): Ditto.
3954 (sse5_phaddudq): Ditto.
3955 (sse5_phsubbw): Ditto.
3956 (sse5_phsubwd): Ditto.
3957 (sse5_phsubdq): Ditto.
3958 (sse5_pperm): Ditto.
3959 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3960 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3961 (sse5_pperm_sign_v8hi_v4si): Ditto.
3962 (sse5_pperm_zero_v8hi_v4si): Ditto.
3963 (sse5_pperm_sign_v4si_v2di): Ditto.
3964 (sse5_pperm_sign_v4si_v2di): Ditto.
3965 (sse5_pperm_pack_v2di_v4si): Ditto.
3966 (sse5_pperm_pack_v4si_v8hi): Ditto.
3967 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3968 (sse5_perm<mode>): New SSE5 intrinsic insn.
3969 (rotl<mode>3): Ditto.
3970 (sse5_rotl<mode>3): Ditto.
3971 (sse5_ashl<mode>3): Ditto.
3972 (sse5_lshl<mode>3): Ditto.
3973 (sse5_frcz<mode>2): Ditto.
3974 (sse5s_frcz<mode>2): Ditto.
3975 (sse5_cvtph2ps): Ditto.
3976 (sse5_cvtps2ph): Ditto.
3977 (sse5_vmmaskcmp<mode>3): Ditto.
3978 (sse5_com_tf<mode>3): Ditto.
3979 (sse5_maskcmp<mode>3): Ditto.
3980 (sse5_maskcmp_uns<mode>3): Ditto.
3981 (sse5_maskcmp_uns2<mode>3): Ditto.
3982 (sse5_pcom_tf<mode>3): Ditto.
3984 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3986 (sse5_comparison_float_operator): New predicate to match the
3987 comparison operators supported by the SSE5 com instruction.
3988 (ix86_comparison_int_operator): New predicate to match just the
3989 signed int comparisons.
3990 (ix86_comparison_uns_operator): New predicate to match just the
3991 unsigned int comparisons.
3993 * doc/invoke.texi (-msse5): Add documentation.
3994 (-mfused-madd): Ditto.
3996 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3998 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4000 (x86_64-*-*): Ditto.
4002 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4004 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4005 intrinisics for SSE5.
4007 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4010 * config/i386/mmintrin-common.h: New file, to contain common
4011 instructions between SSE4.1 and SSE5.
4013 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4014 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4015 (gen_regparm_prefix): Ditto.
4017 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4018 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4019 prototype_p to determine if a function is prototyped.
4021 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4023 * config/dfp-bit.c (dfp_conversion_exception): New function.
4024 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4025 (DFP_TO_INT): Ditto.
4026 (INT_TO_DFP): Ditto.
4027 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4029 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4032 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4033 before sp restoration even when total_size is 0, but
4034 frame_pointer_needed.
4036 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4038 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4039 (xtensa_copy_incoming_a7): Use start_sequence instead of
4040 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4041 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4042 of the saveregs sequence.
4044 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4046 * c-tree.h (grokfield): Add a "tree *" argument.
4047 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4048 Chain nested decl attributes to it. Don't call decl_attributes here.
4049 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4050 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4051 (grokfield): Take a pointer to the decl's attributes and pass
4052 it to grokdeclarator.
4053 * c-parser.c (c_parser_struct_declaration): Update the calls to
4054 grokfield. Call decl_attributes for anonymous struct and union
4057 2007-09-12 Jan Hubicka <jh@suse.cz>
4059 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4061 2007-09-12 Ira Rosen <irar@il.ibm.com>
4063 PR tree-optimization/32377
4064 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4065 between positive and negative dependence distance using DDR_REVERSED_P.
4067 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4069 PR tree-optimization/33373
4070 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4071 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4073 2007-09-12 Jan Hubicka <jh@suse.cz>
4076 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4079 2007-09-12 Christian Bruel <christian.bruel@st.com>
4081 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4082 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4084 2007-09-12 Ira Rosen <irar@il.ibm.com>
4086 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4087 for oprnd1 if not required.
4088 (vectorizable_operation): Use scalar operand in SLP in case of
4089 shift with scalar argument.
4091 2007-09-12 Ira Rosen <irar@il.ibm.com>
4093 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4096 2007-09-11 James E. Wilson <wilson@specifix.com>
4098 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4099 TARGET_UNWIND_INFO is defined.
4100 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4103 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4105 * config/sh/sh.c (calc_live_regs): Use
4106 current_function_saves_all_registers instead of
4107 current_function_has_nonlocal_label.
4108 (sh_allocate_initial_value): Likewise.
4109 (sh_get_pr_initial_val): Likewise.
4110 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4111 * config/sh/sh.md (load_ra): Likewise.
4113 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4115 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4118 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4119 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4121 2007-09-12 Sa Liu <saliu@de.ibm.com>
4123 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4124 operands to DFmode GE or LE compares.
4126 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4128 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4129 REG_CLASS_NAMES): Add P0REGS.
4130 (REGNO_REG_CLASS): Return it where appropriate.
4131 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4132 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4133 * doc/md.texi (Blackfin family): Document 'q' constraints.
4135 2007-09-11 Steve Kenton <skenton@ou.edu>
4137 * pa/linux-unwind.h: Guard with inhibit_libc.
4138 * pa/hpux-unwind.h: Likewise.
4140 2007-09-11 David Daney <ddaney@avtrex.com>
4142 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4143 * doc/install.texi: Document new --with-llsc and --without-llsc
4145 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4146 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4147 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4149 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4150 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4151 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4152 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4153 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4154 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4155 * config/mips/mips.opt (mllsc): New option.
4156 * config/mips/mips.c (mips_llsc): Define variable.
4157 (mips_handle_option): Handle mllsc option.
4158 (override_options): Set mips_print_operand_punct for '|' and '-'.
4159 (print_operand): Add new %| and %- operand codes.
4160 * config/mips/mips.h (mips_llsc_setting): New enum type.
4161 (mips_llsc): Declare.
4162 (OPTION_DEFAULT_SPECS): Add llsc handling.
4163 (GENERATE_SYNC): New macro.
4164 (GENERATE_LL_SC): New macro.
4165 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4166 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4167 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4168 in %| and %- operand codes.
4170 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4172 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4173 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4175 2007-09-11 Jason Merrill <jason@redhat.com>
4178 * stor-layout.c (layout_decl): Do pack variable size fields.
4180 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4182 * config/m68k/predicates.md (movsi_const0_operand,
4183 non_symbolic_call_operand): New predicates.
4185 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4187 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4188 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4189 CW, CZ, CS, Ap and Ac.
4191 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4192 (constraints.md): New include.
4193 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4194 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4195 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4197 (pushdi): Add split.
4198 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4199 attributes. Split tstsi_internal_68020_cf from it.
4200 (tstsi_internal_68020_cf): New pattern.
4201 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4202 (tst<mode>_cf): Specify attributea.
4203 (cmpsi_cf): Name pattern. Specify attributes.
4204 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4205 (pushexthisi_const): Fix to use alternatives. Specify
4207 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4208 from it. Fix to use alternatives. Specify attributes.
4209 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4210 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4212 (movsf_cf_soft): Specify attributes.
4213 (movdf_cf_soft): Add split.
4214 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4215 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4216 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4217 (truncdfsf2_68881): Name pattern. Specify attributes.
4218 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4219 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4220 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4222 (addsi3_5200): Fix to use alternatives. Specify attributes.
4224 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4225 (subsi3): Add alternative for subq.l. Specify attributes.
4226 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4227 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4229 (umulhisi3): Specify attributes.
4230 (mulhisisi3_z): Name pattern. Specify attributes.
4231 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4232 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4233 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4234 bsetmemqi): Specify attributes.
4235 (bsetmemqi_ext): Name pattern. Specify attributes.
4236 (bclrmemqi): Specify attributes.
4237 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4238 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4240 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4241 pattern. Specify attributes.
4242 (jump): Specify attributes.
4243 (tablejump_internal): Name pattern. Specify attributes.
4244 (call_value): Split into non_symbolic_call_value,
4245 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4246 alternatives. Specify attributes.
4247 (non_symbolic_call_value, symbolic_call_value_jsr,
4248 symbolic_call_value_bsr): New patterns.
4249 (nop, return, unlink, indirect_jump): Specify attributes.
4250 (trap): Fix condition. Specify attributes.
4253 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4254 (override_options): Initialize it. Initialize m68k_sched_cpu.
4255 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4256 (const_method): Make global, rename to m68k_const_method.
4257 (const_int_cost, output_move_const_into_data_reg): Update.
4258 (output_move_double): Parametrize to emit rtl code, rename to
4260 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4261 emit_movsi): New static functions.
4262 (output_move_double): New function with semantics of old
4264 (m68k_emit_move_double): New function.
4265 (m68k_sched_cpu): New variable.
4266 (attr_op_type): New enum.
4267 (sched_guess_p): New variable.
4268 (sched_address_type, sched_operand_type, sched_attr_op_type):
4269 New static functions.
4270 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4271 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4272 (sched_branch_type): New static variable.
4273 (m68k_sched_branch_type): New function.
4274 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4275 (m68k_symbolic_call_var): Declare.
4276 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
4277 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
4278 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4279 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
4282 2007-09-11 Jakub Jelinek <jakub@redhat.com>
4284 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
4285 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
4286 error if __builtin_va_arg_pack_len () wasn't optimized out during
4288 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
4289 with the number of inline's anonymous arguments.
4290 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
4292 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
4294 * fold-const.c (extract_muldiv_1): Do not simplify
4297 2007-09-11 Jan Hubicka <jh@suse.cz>
4299 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
4300 (TARGET_INTER_UNIT_CONVERSIONS): New.
4301 * i386.md (floatsi expanders): Remove redundant check for SImode
4302 source; offload to memory when asked for.
4303 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
4304 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4306 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
4307 floatsidf2_mixed_memory, floatsidf2_sse_memory
4308 floatdisf2_mixed_memory, floatsisf2_sse_memory,
4309 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
4311 2007-09-11 Jan Hubicka <jh@suse.cz>
4313 * toplev.c (process_options): all frontends now do unit-at-a-time.
4314 * cgraphunit.c: update comments.
4315 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
4316 * c-decl.c (finish_function): use cgraph_add_new_function.
4317 * function.c (expand_function_end): We are always unit-at-a-time.
4319 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4321 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4322 settings for MIPS16.
4323 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4325 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4327 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4328 SYMBOL_FORCE_TO_MEM constants.
4329 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4330 (mips16_rewrite_pool_refs_info): New structure.
4331 (mips16_rewrite_pool_constant): New function, split out from...
4332 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4333 mips16_rewrite_pool_refs_info structure rather than a pointer
4334 to a constant pool. Force force_to_mem_operands into memory.
4335 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4336 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4337 * config/mips/constraints.md (kf): New constraint.
4338 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4339 (*movsi_mips16): Likewise.
4341 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4342 Nigel Stephens <nigel@mips.com>
4343 David Ung <davidu@mips.com>
4345 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4346 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4347 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4348 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4349 (mips_zero_extend_cost): New functions.
4350 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4351 Use the new functions. Tweak many cost estimates, both here
4352 and in the new subroutines. Return false when the cost of the
4353 operands has not been calculated. Check for *clear_upper32.
4354 Check for floating-point multiply-add, reciprocal and rsqrt
4355 patterns. Handle comparison and rotation codes.
4357 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4359 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4361 * config/i386/i386.c (get_dllimport_decl): Don't strip
4364 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4367 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4368 declarations to top.
4369 (DFP_TO_BFP): Use for either XFmode or TFmode.
4370 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4372 * config/dfp-bit.h: Include float.h.
4373 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4374 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4375 which doesn't mean the same thing.
4376 (BFP_KIND): Use 4 to mean TFmode.
4377 (BFP_FMT): Specify the number of decimal digits based on the
4378 number of mantissa digits.
4379 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4380 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4381 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4382 (TFtype): Define if TFmode is supported.
4383 * doc/libgcc.texi (Decimal float library routines): Document
4384 TF conversion functions.
4386 2007-09-10 Chao-ying Fu <fu@mips.com>
4388 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4389 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4390 (mips_emit_compare): Process fixed-point modes.
4391 (mips_pad_arg_upward): Support fixed-point types.
4392 (override_options): Allow fixed-point modes in accumulators.
4393 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4394 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4395 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4396 (mips_scalar_mode_supported_p): New function to accept fixed-point
4397 modes if the width is not greater than two BITS_PER_WORD.
4398 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4399 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4400 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4401 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4402 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4404 ("IMODE"): New mode attribute.
4405 (mips-fixed.md): Include.
4406 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4408 * config/mips/mips-fixed.md: New file.
4410 2007-09-11 Ben Elliston <bje@au.ibm.com>
4412 * config/spu/spu.md: Formatting fixes.
4414 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4416 * config/dfp-bit.c (dfp_unary_func): Delete.
4417 (dfp_unary_op): Delete.
4418 (dfp_binary_op): Use decFloat functions instead of decNumber
4419 functions for binary operations.
4420 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4421 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4423 (dfp_compare_op): Use decFloat functions insteadof decNumber
4424 functions for comparisons.
4425 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4426 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4428 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4429 call to dxx_binary_op and decFloat function.
4430 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4431 calls to dxx_binary_op and decFloat function.
4432 * config/dfp-bit.h: Include decFloat header files.
4433 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4434 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4435 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4436 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4438 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4439 Jan Sjodin <jan.sjodin@amd.com>
4441 * tree-vect-analyze.c (vect_analyze_operations): Change
4442 comparison of loop iterations with threshold to less than
4443 or equal to instead of less than. Reduce
4444 min_scalar_loop_bound by one.
4445 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4446 Change prologue and epilogue iterations estimate to vf/2,
4447 when unknown at compile-time. Change versioning guard
4448 cost to taken_branch_cost. If peeling for alignment is
4449 unknown at compile-time, change peel guard costs to one
4450 taken branch and one not-taken branch per peeled loop.
4451 If peeling for alignment is known but number of scalar loop
4452 iterations is unknown at compile-time, change peel guard
4453 costs to one taken branch per peeled loop. Change the cost
4454 model equation to consider vector iterations as the loop
4455 iterations less the prologue and epilogue iterations.
4456 Change outside vector cost check to less than or equal to
4457 zero instead of equal to zero.
4458 (vect_do_peeling_for_loop_bound): Reduce
4459 min_scalar_loop_bound by one.
4460 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4461 TARG_COND_NOT_TAKEN_BRANCH_COST.
4462 * config/i386/i386.h (processor_costs): Add
4463 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4464 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4465 vec_align_load_cost, vect_unalign_load_cost,
4466 vec_store_cost, cond_taken_branch_cost,
4467 cond_not_taken_branch_cost.
4468 Define macros for x86 costs.
4469 * config/i386/i386.c:
4470 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4471 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4472 scalar_to_vec_cost, vec_align_load_cost,
4473 vect_unalign_load_cost, vec_store_cost,
4474 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4475 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4476 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4477 core2_cost, generic64_cost, generic32_cost): Set to default
4479 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4480 (x86_builtin_vectorization_cost): New.
4482 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4483 Ben Elliston <bje@au.ibm.com>
4485 * dfp.c: Include decimal128Local.h;
4486 (dfp_byte_swap): Remove.
4487 (encode_decimal32, decode_decimal32): Don't handle endianness.
4488 (encode_decimal64, decode_decimal64): Ditto.
4489 (encode_decimal128, decode_decimal128): Ditto.
4490 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4492 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4494 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4495 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4497 2007-09-10 David Daney <ddaney@avtrex.com>
4499 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4501 (memory_barrier): Rewrote as an insn that clobbers memory.
4503 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4505 * config/mips/mips.c (mips_global_pointer): Check
4506 call_really_used_regs instead of call_used_regs.
4507 (mips_save_reg_p): Likewise. Save all call-saved registers
4508 if current_function_saves_all_registers. Fix indentation.
4509 No longer treat $18 as a special case.
4510 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4512 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4514 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4515 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4516 the introductory comment.
4517 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4518 (override_options): Don't test for it.
4519 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4520 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4521 * config/mips/vr.h: As for config/mips/sde.h.
4523 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4524 Revital Eres <eres@il.ibm.com>
4526 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4527 (struct ddg): Define.
4528 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4529 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4530 * config/spu/spu.c: Include ddg.h.
4531 (TARGET_SCHED_SMS_RES_MII): Define.
4532 (spu_sms_res_mii): New function to calculate mii.
4533 * modulo-sched (res_MII): Use it.
4534 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4536 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4538 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4539 pool entries since they might hold values that must not be shared.
4541 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4544 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4545 Use 'N' operand constraint for op2.
4546 (lshr<mode>3): Ditto.
4547 (ashl<mode>3): Ditto.
4548 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4549 (vec_shr_<mode>): Ditto.
4550 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4551 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4553 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4555 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4556 Change mode macro in the last real_2expN parameter to uppercase.
4558 2007-09-10 Michael Matz <matz@suse.de>
4560 * tree-pass.h (pass_cselim): Declare new pass.
4561 * passes.c (init_optimization_passes): Link in pass_cselim.
4562 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4563 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4564 cond_store_replacement.
4565 (condstoretemp): New static variable.
4566 (cond_store_replacement): New function.
4567 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4568 tree_ssa_phiopt_worker.
4569 (struct name_to_bb): New.
4570 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4571 nt_init_block, nt_fini_block): New static functions.
4572 (seen_ssa_names, nontrap_set): New static variables.
4573 (gate_cselim, pass_cselim): Define new pass.
4574 * common.opt (ftree-cselim): New flag.
4575 * toplev.c (process_options): Set flag_tree_cselim if required.
4577 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4579 * simplify-rtx.c (simplify_relational_operation_1): For recent
4580 canonicalization, don't recurse if op1 equals both PLUS arguments.
4582 2007-09-09 David Daney <ddaney@avtrex.com>
4584 * optabs.c (expand_sync_operation): Use plus insn if minus
4586 (expand_sync_fetch_operation): Ditto.
4588 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4590 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4592 (*floatsisf2_sse_vector): Likewise.
4594 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4596 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4598 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4600 * config/i386/i386.h (ix86_tune_indices): Rename
4601 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4602 (TARGET_USE_VECTOR_CONVERTS): Updated.
4603 * config/i386/i386.c: Likewise.
4605 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4606 Nigel Stephens <nigel@mips.com>
4608 * doc/invoke.texi (Overall Options): Add .sx file extension
4609 as a synonym for .S.
4610 * cppspec.c (known_suffixes): Likewise.
4611 * gcc.c (default_compilers): Likewise.
4613 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4616 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4617 * simplify-rtx.c (simplify_relational_operation_1): Add the
4618 canonicalization from i386.h.
4619 * doc/md.texi (Canonicalization of Instructions): Document it.
4621 2007-09-09 Jan Hubicka <jh@suse.cz>
4622 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4624 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4625 (TARGET_USE_VECTOR_CONVERTS): New.
4626 * i386.md: New post-reload splitters for converting SF to DF and DF to
4628 (floatsi* expander): Special case vector conversions.
4629 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4630 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4631 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4632 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4633 Disable when doing vector converts.
4634 (floatsi<mode>2_i387): Disable when
4635 * sse.md (vec_dupv2df): Export.
4636 * i386.c (ix86_tune_features): Enable SSE conversions.
4638 2007-09-09 Richard Guenther <rguenther@suse.de>
4640 * tree-ssa-operands.c (add_virtual_operand): Only mark
4641 stores as has_volatile_ops if alias information is not available.
4643 2007-09-09 Revital Eres <eres@il.ibm.com>
4645 * doc/contrib.texi: Add myself.
4647 2007-09-09 Ira Rosen <irar@il.ibm.com>
4649 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4650 stmt_vinfo_set_outside_of_loop_cost): New functions.
4651 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4652 (vect_model_simple_cost): Call
4653 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4654 field instead of calling vect_get_cost_fields.
4655 (vect_model_store_cost, vect_model_load_cost): Likewise.
4657 2007-09-09 Revital Eres <eres@il.ibm.com>
4659 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4660 declaration to bdesc_paired_preds variable.
4661 (paired_expand_builtin): Likewise.
4663 2007-09-09 Revital Eres <eres@il.ibm.com>
4665 * dbgcnt.def (sms_sched_loop): New counter.
4666 * modulo-sched.c: Use sms_sched_loop instead of
4667 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4668 perform swing modulo scheduling on. Include dbgcnt.h.
4669 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4670 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4672 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4675 Substitute all uses with ...
4676 (MODEF): New mode iterator.
4678 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4679 from pre-regalloc define_insn_and_split splitter pattern.
4680 (*fix_trunc<mode>_i387_1): Ditto.
4681 (*fistdi2_1): Ditto.
4682 (*fist<mode>2_1): Ditto.
4683 (frndintxf2_floor): Ditto.
4684 (*fist<mode>2_floor_1): Ditto.
4685 (frndintxf2_ceil): Ditto.
4686 (*fist<mode>2_ceil_1): Ditto.
4687 (frndintxf2_trunc): Ditto.
4688 (frndintxf2_mask_pm): Ditto.
4690 (prologue): Use (const_int 0) as never generated filler insn.
4692 (sibcall_epilogue): Ditto.
4693 (eh_return_si): Ditto.
4694 (eh_return_di): Ditto.
4696 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4697 using MODEF mode iterator.
4698 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4699 using MODEF mode iterator.
4700 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4701 using MODEF mode iterator.
4702 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4703 Macroize expander using MODEF mode iterator.
4705 (zero_extendsidi2): Remove operand constraints from expander.
4706 (smuldi3_highpart): Ditto.
4707 (indirect_jump): Ditto.
4710 * config/i386/sse.md (storentv4sf): Ditto.
4711 (storentv2df): Ditto.
4712 (storentv2di): Ditto.
4714 (sse2_cvtpd2ps): Ditto.
4715 (vec_interleave_highv16qi): Ditto.
4716 (vec_interleave_lowv16qi): Ditto.
4717 (vec_interleave_highv8hi): Ditto.
4718 (vec_interleave_lowv8hi): Ditto.
4719 (vec_interleave_highv4si): Ditto.
4720 (vec_interleave_lowv4si): Ditto.
4721 (vec_interleave_highv2di): Ditto.
4722 (vec_interleave_lowv2di): Ditto.
4723 (sse2_maskmovdqu): Ditto.
4724 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4726 2007-09-09 Ira Rosen <irar@il.ibm.com>
4728 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4729 (struct _slp_tree, struct _slp_instance): Define new data structures
4730 along macros for their access.
4731 (struct _loop_vec_info): Define new fields: strided_stores,
4732 slp_instances, and slp_unrolling_factor along macros for their access.
4733 (enum slp_vect_type): New.
4734 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4736 (STMT_VINFO_STRIDED_ACCESS): New macro.
4737 (vect_free_slp_tree): Declare.
4738 (vectorizable_load): Add an argument of type slp_tree.
4739 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4740 vectorizable_assignment): Likewise.
4741 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4742 Declare (make extern).
4743 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4744 (new_loop_vec_info): Likewise.
4745 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4746 * tree-vect-analyze.c: Include recog.h.
4747 (vect_update_slp_costs_according_to_vf): New.
4748 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4749 functions. For not pure SLP stmts with strided access check that the
4750 group size is power of 2. Update the vectorization factor according to
4751 SLP. Call vect_update_slp_costs_according_to_vf.
4752 (vect_analyze_group_access): New.
4753 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4754 (vect_free_slp_tree): New functions.
4755 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4756 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4757 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4758 vect_detect_hybrid_slp): Likewise.
4759 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4760 and vect_detect_hybrid_slp.
4761 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4762 SLP costs into account.
4763 (vect_get_cost_fields): New function.
4764 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4766 (vect_model_store_cost, vect_model_load_cost): Likewise.
4767 (vect_get_constant_vectors): New function.
4768 (vect_get_slp_vect_defs, vect_get_slp_defs,
4769 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4770 vect_get_vec_defs): Likewise.
4771 (vectorizable_reduction): Don't handle SLP for now.
4772 (vectorizable_call): Don't handle SLP for now. Add argument to
4773 vect_model_simple_cost.
4774 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4775 get SLPed and vectorized defs). Fix indentation and spacing.
4776 (vectorizable_assignment): Handle SLP.
4777 (vectorizable_induction): Don't handle SLP for now.
4778 (vectorizable_operation): Likewise.
4779 (vectorizable_type_demotion): Add argument to
4780 vect_model_simple_cost.
4781 (vectorizable_type_promotion): Likewise.
4782 (vectorizable_store, vectorizable_load): Handle SLP.
4783 (vectorizable_condition): Don't handle SLP for now.
4784 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4785 no SLP transformation required for unsupported cases. Add SLP
4786 argument for supported cases.
4787 (vect_remove_stores): New function.
4788 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4789 (vect_transform_loop): Schedule SLP instances.
4790 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4792 2007-09-09 Andrew Haley <aph@redhat.com>
4794 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4797 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4799 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4800 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4801 Similar for what label_refs can go in the JUMP_TARGET field. Split
4802 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4803 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4804 REG_LABEL when replacing an operand with a LABEL_REF for a
4806 (subst_reloads): When replacing a LABEL_REG with a register,
4807 instead of generating a REG_LABEL note, assert that there already
4808 is one or that the label is a known target for the insn.
4809 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4810 note, check the JUMP_LABEL field. Remove "else" after return.
4811 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4812 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4813 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4814 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4815 insns. Iterate over all notes; don't assume there's only one.
4816 * cse.c (recorded_label_ref): Adjust comment to refer to
4818 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4819 insns, not just NONJUMP_INSN_P.
4820 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4821 isn't a jump target.
4822 * jump.c (rebuild_jump_labels): Adjust head comment.
4823 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4824 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4825 (mark_all_labels): For JUMP_P insns without a target, check if the
4826 the target is noted on the previous nonjump insn.
4827 (mark_jump_label_1): New function, guts from mark_jump_label.
4828 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4829 marking jump target labels.
4830 <case LABEL_REF>: Adjust for whether to generate a
4831 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4832 For 'E' format rtl, iterate in descending element order.
4833 (delete_related_insns): Handle both REG_LABEL_TARGET and
4834 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4835 reference count, delete and fallthrough. Move finding-next-
4836 non-deleted insn last in the function. Look at all INSN_P insns
4837 for REG_LABEL_OPERAND notes.
4838 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4840 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4841 JUMP_LABEL, output the INSN_UID of it.
4842 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4843 and/or REG_LABEL_TARGET.
4844 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4845 with jump.c copy by only adding notes for labels actually
4846 referenced in the insn.
4847 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4848 usage count increment; handle all INSN_P trial insns.
4849 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4851 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4852 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4853 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4855 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4856 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4857 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4858 on all INSN_P insns.
4859 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4860 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4861 REG_LABEL_OPERAND notes.
4862 * reload1.c (calculate_needs_all_insns): Adjust comments.
4863 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4864 * config/alpha/alpha.md (split for load of an address into a
4865 four-insn sequence on Unicos/Mk): Adjust to use
4867 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4869 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4872 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4873 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4874 FOR_BB_INSNS_SAFE instead of for loop.
4875 * cse.c (cse_extended_basic_block): Likewise.
4876 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4877 that the for loop does not invoke NEXT_INSN on a deleted insn.
4878 * function.c (instantiate_virtual_regs): Likewise.
4879 * lower-subreg.c (remove_retval_note): Likewise.
4880 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4882 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4884 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4885 insn, if it's a jump.
4886 (try_redirect_by_replacing_jump): New variable jump_p. Call
4887 tablejump_p before delete_insn_chain.
4888 * reload1.c (reload): New variable next. Make sure that the for
4889 loop does not invoke NEXT_INSN on a deleted insn.
4890 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4891 (delete_output_reload): New variable prev. Make sure the the for
4892 loops do not invoke PREV_INSN on a deleted insn.
4894 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4896 * pa/constraints.md: Remove 'X' from unused letters comment.
4898 2007-09-08 Richard Guenther <rguenther@suse.de>
4900 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4901 computed check stmt_ann->references_memory instead of counting
4904 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4906 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4907 validate_change() in one more case.
4909 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4911 PR tree-optimization/32283
4912 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4913 estimated_loop_iterations.
4914 (determine_use_iv_cost_condition): Decrease cost of expressions
4915 used in iv elimination.
4917 2007-09-08 Richard Guenther <rguenther@suse.de>
4919 * tree-cfg.c (verify_gimple_expr): Avoid building new
4920 pointer types, use TYPE_POINTER_TO if available instead.
4922 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4925 PR rtl-optimization/26449
4926 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4927 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4929 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4930 define_expand. Split insn in split1 pass.
4933 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4935 PR tree-optimization/33301
4936 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4939 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4941 PR tree-optimization/32183
4942 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4944 * tree-ssa-reassoc.c: Include cfgloop.h.
4945 (is_reassociable_op): Add a loop argument and return true only
4947 (linearize_expr): Updated.
4948 (should_break_up_subtract): Likewise.
4949 (linearize_expr_tree): Likewise.
4950 (init_reassoc): Call loop_optimizer_init with
4951 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4952 with CDI_DOMINATORS.
4953 (fini_reassoc): Call loop_optimizer_finalize.
4955 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4957 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4958 if there is no i-cache.
4960 2007-09-07 Richard Guenther <rguenther@suse.de>
4963 2007-09-06 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/32586
4966 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4967 folding if nothing changed.
4968 (simplify_unary_expression): New function. Do tree combining
4969 on conversion like codes.
4970 (try_to_simplify): Call it.
4972 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4975 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4976 (__gthread_active,__gthread_start, __gthread_active_init): New.
4977 * gthr-posix95.h: Likewise.
4979 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4981 * function.h (struct function): Rename calls_unwind_init
4982 to saves_all_registers.
4983 (current_function_saves_all_registers): Renamed from
4984 current_function_calls_unwind_init.
4985 * reload1.c (reload): Set current_function_saves_all_registers.
4986 * except.c (expand_builtin_unwind_init): Likewise.
4987 * config/m68k/m68k.c (m68k_save_reg): Use
4988 current_function_saves_all_registers to save pic register.
4990 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4992 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4993 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4995 Reapply reverted changes:
4997 2007-09-06 Jan Hubicka <jh@suse.cz>
4999 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5002 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5004 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5005 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5007 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5009 * optabs.c (expand_float): Convert unsigned integer as signed only
5010 if it provides sufficient accuracy; add mode argument to real_2expN.
5011 (expand_fix): Fix comment typos; extend binary float into mode
5012 wider than destination for converion to unsigned integer; add mode
5013 argument to real_2expN.
5014 * real.c (real_2expN): Add mode argument to special-case decimal
5016 * real.h (real_2expN): Ditto.
5017 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5019 (fixed_from_string): Ditto.
5020 (fixed_to_decimal): Ditto.
5021 (fixed_convert_from_real): Ditto.
5022 (real_convert_from_fixed): Ditto.
5023 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5024 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5025 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5026 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5028 2007-09-07 Diego Novillo <dnovillo@google.com>
5030 * tree-flow.h (const_block_stmt_iterator): Remove.
5031 Update all users to use block_stmt_iterator.
5032 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5033 Update all users to use tree_stmt_iterator.
5035 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5037 * config/mips/mips.c (mips_set_current_function): Temporarily
5038 make this a no-op to fix bootstrap errors, pending rewrite.
5040 2007-09-07 Jan Hubicka <jh@suse.cz>
5042 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5045 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5047 PR tree-optimization/33299
5048 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5049 uses for all relevant loop-exit phis, not just the first.
5051 2007-09-07 Richard Guenther <rguenther@suse.de>
5054 * tree-ssa-operands.c (access_can_touch_variable): An access
5055 of the form (*p)[0] can touch a variable of same size.
5057 2007-09-07 Jan Hubicka <jh@suse.cz>
5059 * passes.c (init_optimization_passes): Add simple dce and addressable
5061 * tree-ssa.c (execute_update_addresses_taken): New function.
5062 (pass_update_address_taken): New.
5063 * tree-ssa-dse.c (execute_simple_dse): New function.
5064 (pass_simple_dse): New.
5065 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5067 2007-09-07 Tobias Burnus <burnus@net-b.de>
5070 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5072 2007-09-07 Richard Guenther <rguenther@suse.de>
5075 2007-09-06 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/32586
5078 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5079 folding if nothing changed.
5080 (simplify_unary_expression): New function. Do tree combining
5081 on conversion like codes.
5082 (try_to_simplify): Call it.
5084 2007-09-07 Richard Guenther <rguenther@suse.de>
5085 Uros Bizjak <ubizjak@gmail.com>
5087 PR tree-optimization/32821
5088 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5089 NULL in the call to set_bb_stmt_list.
5091 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5093 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5094 float calls here, rather than leaving some to the caller.
5095 Use call_internal_direct and call_value_internal_direct.
5096 * config/mips/mips.md (call_internal_direct): New pattern.
5097 (call_value_internal_direct): Likewise.
5099 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5101 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5102 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5104 (override_options): Set mips_base_move_loop_invariants.
5106 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5108 * config/mips/mips.opt (mcode-readable=): Move to keep list
5111 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5113 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5114 and -mgpopt options. Adjust the -G documentation to match.
5115 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5116 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5117 function, split out from mips_classify_symbol. Return false for
5118 !TARGET_LOCAL_SDATA.
5119 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5120 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5121 (override_options): Check whether the -mgpopt setting is consistent
5122 with the other flags.
5123 (symbolic_expression_p): Delete.
5124 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5125 and default_elf_select_rtx_section.
5126 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5127 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5128 external data and TARGET_EXTERN_SDATA.
5130 2007-09-07 Tobias Burnus <burnus@net-b.de>
5133 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5135 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5137 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5138 FOR_BB_INSNS_SAFE instead of for loop.
5139 * cse.c (cse_extended_basic_block): Likewise.
5140 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5141 that the for loop does not invoke NEXT_INSN on a deleted insn.
5142 * function.c (instantiate_virtual_regs): Likewise.
5143 * lower-subreg.c (remove_retval_note): Likewise.
5144 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5146 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5148 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5149 insn, if it's a jump.
5150 (try_redirect_by_replacing_jump): New variable jump_p. Call
5151 tablejump_p before delete_insn_chain.
5152 * reload1.c (reload): New variable next. Make sure that the for
5153 loop does not invoke NEXT_INSN on a deleted insn.
5154 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5155 (delete_output_reload): New variable prev. Make sure the the for
5156 loops do not invoke PREV_INSN on a deleted insn.
5158 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5160 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5161 * cgraph.h (rebuild_cgraph_edges): Declare.
5162 * tree-pass.h (pass_expand_omp_ssa): New.
5163 * omp-low.c (find_omp_clause): Export.
5164 (copy_var_decl): Split from omp_copy_decl_2.
5165 (build_omp_barrier): Return the call to emit instead of emitting
5167 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5169 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5170 expand_omp_for_generic, expand_omp_for_static_nochunk,
5171 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5172 Adapted to work on SSA form.
5173 (execute_expand_omp): Do not invalidate dominance information.
5174 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5175 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5176 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5178 (force_gimple_operand): Allow gimplifying code expressions without
5180 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5181 * common.opt (fopenmp-ssa): New.
5182 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5183 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5184 * tree-cfg.c: Include tree-inline.h.
5185 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5186 (replace_by_duplicate_decl, replace_ssa_name,
5187 mark_virtual_ops_in_region): New functions.
5188 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5189 to work on SSA form.
5190 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5191 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5194 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5196 * tree-loop-linear.c: Include obstack.h.
5197 (linear_transform_loops): New obstack lambda_obstack.
5198 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5199 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5200 and free afterwards.
5201 * lambda.h (struct obstack): New forward declaration.
5202 (lambda_linear_expression_new): New parameter of type struct
5204 (lambda_loopnest_new): Likewise.
5205 (lambda_loopnest_transform): Likewise.
5206 (lambda_body_vector_new): Likewise.
5207 (lambda_body_vector_compute_new): Likewise.
5208 (gcc_loopnest_to_lambda_loopnest): Likewise.
5209 (lambda_loopnest_to_gcc_loopnest): Likewise.
5210 * lambda-code.c: Include obstack.h.
5211 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5213 (lambda_body_vector_new): Likewise.
5214 (lambda_linear_expression_new): Likewise.
5215 (lambda_lattice_new): Likewise.
5216 (lambda_loopnest_new): Likewise. Additionally use obstack to
5217 allocate LN_LOOPS(ret).
5218 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5219 it to lambda_lattice_new.
5220 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5221 Pass it to lambda_body_vector_new.
5222 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5223 it to lambda_lattice_new.
5224 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5225 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5226 (lambda_compute_target_space): Likewise.
5227 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5228 Pass it to lambda_lattice_compute_base and
5229 compute_nest_using_fourieer_motzkin.
5230 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5231 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5232 and lambda_lattice_compute_target_space.
5233 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5234 Pass it to lambda_linear_expression_new.
5235 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5236 to gcc_tree_to_linear_expression.
5237 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5238 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5239 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5240 Pass it to lambda_body_vector_new and
5241 lambda_body_vector_compute_new.
5242 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5243 (lambda-code.o): Likewise.
5245 2007-09-06 Chao-ying Fu <fu@mips.com>
5247 * ginclude/stdfix.h: New file.
5248 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5249 (convert.o): Add dependence on fixed-value.h.
5250 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5251 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5252 to define fixed-point constants.
5253 (c_cpp_builtins): Define fixed-point constants.
5254 * convert.c (fixed-value.h): New include.
5255 (convert_to_real): Update comment to include fixed-point.
5256 Support FIXED_POINT_TYPE.
5257 (convert_to_integer): Update comment to include fixed-point.
5258 Support FIXED_POINT_TYPE.
5259 (convert_to_complex): Support FIXED_POINT_TYPE.
5260 (convert_to_fixed): New function.
5261 * convert.h (convert_to_fixed): Declare.
5262 * genopinit.c: Add comment about $Q for only fixed-point modes.
5263 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5264 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5265 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5266 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5267 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5268 usneg_optab for fixed-point modes.
5269 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5271 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5272 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5273 unsigned saturation optabs, when type is saturating.
5274 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5275 (expand_fixed_convert): New function.
5276 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
5277 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
5278 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
5279 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
5280 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
5281 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
5283 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
5284 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
5285 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
5286 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
5287 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
5289 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
5290 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
5291 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
5292 fractuns, satfractuns.
5293 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
5294 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
5295 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
5296 OTI_ssmsub_widen, OTI_usmsub_widen.
5297 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
5298 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
5299 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
5300 umsub_widen_optab, usmsub_widen_optab): Define.
5301 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
5303 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
5305 (expand_fixed_convert): Declare.
5306 * expr.c (convert_move): Support the move of fixed-point modes.
5307 (emit_move_insn_1): Handle fixed-point mode to move via integer.
5308 (categorize_ctor_elements_1): Handle FIXED_CST.
5309 (count_type_elements): Handle FIXED_POINT_TYPE.
5310 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
5311 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5313 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
5314 multiply and add/subtract for fixed-point types.
5315 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
5316 mode, we jump to binop directly.
5317 Support FIXED_CONVERT_EXPR.
5318 (do_store_flag): Check FIXED_CST to put a constant second.
5319 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
5320 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5321 (const_vector_from_tree): Support FIXED_CST.
5322 * doc/extend.texi (Fixed-Point): New node.
5323 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5324 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5325 satfract, fractuns, satfractuns): Document them.
5327 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5329 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5330 addresses into I registers.
5332 2007-09-06 Jan Hubicka <jh@suse.cz>
5333 Andreas Tobler <a.tobler@schweiz.org>
5335 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5337 (machopic_legitimize_pic_address): Likewise.
5339 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5340 Jan Hubicka <jh@suse.cz>
5342 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5343 instead of ufloat_optab->handlers directly.
5344 (floatdidf2): Likewise.
5346 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5348 * config/mips/mips.c: Include diagnostic.h.
5349 (mips_set_current_function): Check errorcount and sorrycount
5350 before generating RTL.
5352 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5355 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5356 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5357 (print_operand_reloc): Likewise.
5359 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5363 2007-09-06 Jan Hubicka <jh@suse.cz>
5365 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5368 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5370 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5371 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5373 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5375 * optabs.c (expand_float): Convert unsigned integer as signed only
5376 if it provides sufficient accuracy; add mode argument to real_2expN.
5377 (expand_fix): Fix comment typos; extend binary float into mode
5378 wider than destination for converion to unsigned integer; add mode
5379 argument to real_2expN.
5380 * real.c (real_2expN): Add mode argument to special-case decimal
5382 * real.h (real_2expN): Ditto.
5383 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5385 (fixed_from_string): Ditto.
5386 (fixed_to_decimal): Ditto.
5387 (fixed_convert_from_real): Ditto.
5388 (real_convert_from_fixed): Ditto.
5389 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5390 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5391 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5392 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5394 2007-09-06 Tom Tromey <tromey@redhat.com>
5396 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5397 * c-pch.c (c_common_read_pch): Restore current location after
5399 * tree.c (expand_location): Update.
5400 (expr_filename): Changed return type. Unified the two cases.
5401 (expr_lineno): Likewise.
5402 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5404 * toplev.c (line_table): Changed type.
5405 (general_init): Update.
5406 (realloc_for_line_map): New function.
5407 (general_init): Allocate line_table using GC.
5408 * fix-header.c (line_table): Changed type.
5409 (read_scan_file): Update.
5410 (read_scan_file): Update.
5411 * c-ppoutput.c (maybe_print_line): Update.
5412 (print_line): Update.
5413 (cb_line_change): Update.
5414 (cb_define): Update.
5415 (pp_file_change): Update.
5416 * c-opts.c (c_common_init_options): Update.
5417 (finish_options): Update.
5418 (push_command_line_include): Update.
5419 * c-lex.c (cb_line_change): Update.
5420 (cb_def_pragma): Update.
5421 (cb_define): Update.
5423 (c_lex_with_flags): Use cpp_get_token_with_location.
5424 * input.h (line_table): Changed type.
5425 (location_from_locus): New macro.
5426 * tree.h (EXPR_FILENAME): No longer an lvalue.
5427 (EXPR_LINENO): Likewise.
5428 (expr_locus, set_expr_locus): Declare separately for
5429 USE_MAPPED_LOCATION.
5430 (expr_filename, expr_lineno): Changed return type.
5431 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5432 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5433 (expand_gimple_basic_block): Likewise.
5434 * final.c (final_scan_insn): Use expanded_location.
5436 2007-09-06 Richard Guenther <rguenther@suse.de>
5438 PR tree-optimization/32586
5439 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5440 folding if nothing changed.
5441 (simplify_unary_expression): New function. Do tree combining
5442 on conversion like codes.
5443 (try_to_simplify): Call it.
5444 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5445 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5447 2007-09-06 Jan Hubicka <jh@suse.cz>
5450 * cse.c (fold_rtx): Avoid invalid sharing.
5452 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5454 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5455 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5457 2007-09-06 Revital Eres <eres@il.ibm.com>
5459 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5460 Fix offsettable memory reference for 750CL.
5462 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5464 * reload.c (find_reloads_address_1): Try to preserve original
5465 base/index regclass of operands.
5466 * regrename.c (scan_rtx_address): Likewise.
5467 (replace_oldest_value_addr): Likewise.
5469 2007-09-06 Richard Guenther <rguenther@suse.de>
5471 PR tree-optimization/33302
5472 * domwalk.c (walk_dominator_tree): The exit block is
5473 interesting even if it is not reachable.
5475 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5478 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5480 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5482 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5485 2007-09-05 Ian Lance Taylor <iant@google.com>
5487 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5489 (dump_generic_node): Likewise.
5490 * print-rtl.c (print_decl_name): Likewise.
5491 * print-tree.c (print_node_brief): Likewise.
5492 (print_node): Likewise.
5493 * Makefile.in (RTL_BASE_H): Add alias.h.
5496 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5498 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5500 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5501 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5503 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5505 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5506 (tm_defines): Define UCLIBC_DEFAULT to 1.
5507 (extra_options): Add linux.opt.
5508 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5509 (CRT_CALL_STATIC_FUNCTION): Likewise.
5510 (NO_IMPLICIT_EXTERN_C): Likewise.
5511 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5512 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5513 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5514 (ENDFILE_SPEC): Don't define.
5515 (LIB_SPEC): Likewise.
5516 (CRT_CALL_STATIC_FUNCTION): Likewise.
5517 (NO_IMPLICIT_EXTERN_C): Likewise.
5518 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5519 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5521 2007-09-06 Jan Hubicka <jh@suse.cz>
5523 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5526 2007-09-06 Jan Hubicka <jh@suse.cz>
5528 * opts.c (common_handle_option): Enable inlining functions for
5531 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5533 * builtin-attrs.def (ATTR_NONNULL_3): New.
5534 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5535 ATTR_NOTHROW_NONNULL_##FA.
5536 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5537 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5538 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5539 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5540 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5541 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5542 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5544 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5545 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5546 ATTR_FORMAT_NOTHROW_3_4): Remove.
5547 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5548 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5549 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5550 instead of ATTR_FORMAT_*_*.
5552 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5554 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5555 parts re-used for REG_FRAME_RELATED_EXPR.
5557 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5559 * optabs.c (expand_float): Convert unsigned integer as signed only
5560 if it provides sufficient accuracy; add mode argument to real_2expN.
5561 (expand_fix): Fix comment typos; extend binary float into mode
5562 wider than destination for converion to unsigned integer; add mode
5563 argument to real_2expN.
5564 * real.c (real_2expN): Add mode argument to special-case decimal
5566 * real.h (real_2expN): Ditto.
5567 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5569 (fixed_from_string): Ditto.
5570 (fixed_to_decimal): Ditto.
5571 (fixed_convert_from_real): Ditto.
5572 (real_convert_from_fixed): Ditto.
5573 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5574 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5575 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5576 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5578 2007-09-05 Ian Lance Taylor <iant@google.com>
5580 * init-regs.c (initialize_uninitialized_regs): Call
5581 emit_insn_before rather than add_insn_before.
5583 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5585 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5586 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5587 * tree-inline.h (copy_body_data): Add call_expr field.
5588 * tree-inline.c (expand_call_inline): Initialize call_expr.
5589 (copy_bb): Append anonymous inline fn arguments to arguments
5590 when inlining a CALL_EXPR_VA_ARG_PACK call.
5591 * builtins.c (expand_builtin): Issue an error if
5592 BUILT_IN_VA_ARG_PACK is seen during expand.
5593 (fold_call_expr, fold_builtin_call_array): Don't fold
5594 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5595 __builtin_va_arg_pack () call as last argument.
5596 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5597 function is __builtin_va_arg_pack (), decrease number of call
5598 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5599 * expr.c (expand_expr_real_1): Issue an error if
5600 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5601 * tree-pretty-print.c (dump_generic_node): Handle printing
5602 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5603 * doc/extend.texi (__builtin_va_arg_pack): Document.
5605 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5607 PR tree-optimization/21513
5608 * builtins.c (build_builtin_expect_predicate): New function.
5609 (fold_builtin_expect): Add argument for expected value.
5610 Distribute __builtin_expect over short-circuiting operations.
5611 Fold nested builtin_expects.
5612 (fold_builtin_2): Adjust call to fold_builtin_expect.
5614 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5617 PR tree-optimization/13756
5618 * doc/invoke.texi (Options That Control Optimization): Document
5621 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5623 * gcc/config/i386/cpuid.h: New file.
5624 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5625 (describe_cache): Shrink size and line strings to 100 bytes.
5626 (detect_caches_amd): Return "" for unsupported max_ext_level.
5627 Use __cpuid function.
5628 (detect_caches_intel): Return "" for unsupported max_level.
5629 Use __cpuid function.
5630 (host_detect_local_cpu): Change feature flag variables to
5631 unsigned int. Initialize only extended feature flag variables.
5632 Use __get_cpuid_max to determine max supported cpuid level.
5633 Use __cpuid function to determine supported features. Fix
5634 calculation of family id. Remove is_amd and check signature
5635 directly. Check for Geode signature. Handle family 4 id.
5636 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5637 cpu discovery code to lower part of the function.
5638 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5639 for sub-architecture.
5640 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5641 [PROCESSOR_K8]: Add k8-sse3 architecture.
5642 [PROCESSOR_NOCONA]: Remove.
5643 [PROCESSOR_GENERIC64]: Ditto.
5644 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5645 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5646 to check for SSE and FXSAVE support.
5647 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5648 Add -minline-all-stringops.
5649 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5650 (x86_64-*-*): Ditto.
5652 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5654 * config/bfin/linux-unwind.h: New file.
5655 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5656 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5658 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5660 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5661 * stmt.c: Include alloc-pool.h.
5662 (struct case_node): Remove GTY marker.
5663 (add_case_node): New parameter case_node_pool. Use it for
5665 (expand_case): New allocation pool case_node_pool. Initialize it,
5666 pass to add_case_node and free it.
5668 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5669 David Ung <davidu@mips.com>
5670 Nigel Stephens <nigel@mips.com>
5672 Add mips16/nomips16 function attributes and -mflip-mips16 option
5673 for testing mixed-mode compilation.
5675 * config/mips/mips.opt (mflip-mips16): New.
5677 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5678 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5680 * config/mips/mips.c (mips_base_target_flags): New.
5681 (mips_base_mips16): New.
5682 (mips_base_schedule_insns): New.
5683 (mips_base_reorder_blocks_and_partition): New.
5684 (mips_base_align_loops): New.
5685 (mips_base_align_jumps): New.
5686 (mips_base_align_functions): New.
5687 (mips16_flipper): New.
5688 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5689 (TARGET_SET_CURRENT_FUNCTION): Define.
5690 (mips_mips16_type_p, mips_nomips16_type_p): New.
5691 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5692 (mips_function_ok_for_sibcall): Make it deal with functions with
5694 (mips_init_split_addresses): New, split out from override_options.
5695 (mips_init_relocs): New, split out from override_options.
5696 (was_mips16_p): New.
5697 (mips_set_mips16_mode): New, split out from override_options.
5698 (mips_set_current_function): New.
5699 (override_options): Add sorry for unsupported mips16/pic
5700 combination. Remove error for mips16/dsp combination. Save
5701 base option settings.
5702 (mips_file_start): Move mips16 mode setting output from here....
5703 (mips_output_function_prologue): ....to here.
5704 (mips_output_mi_thunk): Check for mips16 function.
5705 (build_mips16_function_stub): Don't set .mips16 here.
5706 (build_mips16_call_stub): Likewise.
5707 (mips_expand_builtin): Error in mips16 mode.
5708 (mips_use_mips16_mode_p): New.
5709 (mips_encode_section_info): Check for mips16 function, and set
5710 SYMBOL_REF_FLAGS accordingly.
5712 * doc/extend.texi (Function Attributes): Document new
5713 mips16/nomips16 attributes.
5714 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5715 (MIPS Options): Document -mflip-mips16.
5717 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5719 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5720 if we encounter TLS address in MIPS16 mode.
5721 (mips_legitimize_const_move): Check cannot_force_const_mem for
5722 the (const (plus symbol offset)) case; this forces invalid TLS
5723 address in MIPS16 mode to be caught by the above call to sorry.
5724 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5725 because that now enables emutls, which is not ABI compatible
5726 with native TLS in non-MIPS16 mode.
5728 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5730 Add target hook invoked when cfun changes.
5732 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5733 * target.h (struct gcc_target): Add set_current_function.
5734 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5735 (TARGET_INITIALIZER): Add initializer for set_current_function.
5736 * tree.h (push_struct_function): New.
5737 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5739 (set_cfun): Declare.
5740 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5742 (push_function_context_to): Use allocate_struct_function
5743 to create null context, not init_dummy_function_start. Use set_cfun.
5744 (pop_function_context_from): Use set_cfun.
5745 (in_dummy_function): New.
5746 (invoke_set_current_function_hook): New.
5748 (push_cfun, pop_cfun): Use set_cfun.
5749 (push_struct_function): New.
5750 (allocate_struct_function): Call invoke_set_current_function_hook
5752 (prepare_function_start): Don't set cfun here. Remove unused
5753 argument; fix all callers.
5754 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5755 push_struct_function.
5756 (init_function_start): Set cfun here.
5757 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5758 * omp-low.c (create_omp_child_function): Use push_struct_function
5759 and pop_cfun to save/restore state.
5760 (expand_omp_parallel): Remove unused saved_cfun variable.
5761 * cgraphunit.c (ipa_passes): Use set_cfun.
5762 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5763 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5764 * matrix-reorg.c (transform_allocation_sites): Likewise.
5765 (matrix_reorg): Use set_cfun.
5766 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5767 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5768 assignment to cfun; use set_cfun for the other.
5769 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5770 (dump_function_to_file): Use push_cfun/pop_cfun here.
5771 * c-decl.c (finish_function): Use set_cfun.
5773 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5775 * regrename.c (rerename_optimize): Use deferred rescanning and
5776 insert explicit calls to rescan insns when changed.
5778 2007-09-05 Jan Hubicka <jh@suse.cz>
5780 * optabs.c (libfunc_entry): Change optab to integer.
5781 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5782 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5783 of pointers for hashing.
5785 2007-09-05 Jan Hubicka <jh@suse.cz>
5787 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5789 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5790 * see.c (pass_see): Likewise.
5791 * tracer.c (pass_tracer): Likewise.
5792 * postreload-gcse.c (pass_gcse2): Likewise.
5793 * postreload.c (pass_postreload_cse): Likewise.
5794 * mode-switching.c (pass_mode_switching): Likewise.
5795 * modulo-sched.c (pass_sms): Likewise.
5796 * cse.c (cse_insn): Likewise.
5797 * web.c (pass_web): Likweise.
5798 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5799 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5800 * loop-init.c (pass_rtl_loop_init): Likewise.
5801 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5802 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5803 * global.c (pass_global_alloc): Likewise.
5804 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5805 pass_if_after_reload): Likewise.
5806 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5807 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5808 * regmove.c (pass_regmove): Likewise.
5809 * function.c (pass_thread_prologugues_epilogues): Likewise.
5810 * gcse.c (pass_gcse): Likewise.
5811 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5812 * lower-subreg.c (pass_lower_subreg2): Likewise.
5813 * bt-load.c (pass_branch_target_load): Likewise.
5814 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5815 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5816 * combine.c (pass_combine): Likewise.
5817 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5818 (pass_partition_blocks): Likewise.
5819 * var-tracking.c (pass_variable_track): Likewise.
5820 * reg-stack.c (pass_stack_regs_run): Likewise.
5821 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5822 * passes.c (pass_postreload): Likewise.
5823 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5824 * tree-pass.h (TODO_verify_rtl_sharing): New.
5825 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5826 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5827 TODO_set_props, TODO_df_finish, TODO_df_verify,
5828 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5830 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5832 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5833 fold_real_zero_addition_p, reorder_operands_p,
5834 div_if_zero_remainder, fold_undefer_overflow_warnings,
5835 int_binop_types_match_p, fold_convert_const_int_from_int,
5836 fold_convert_const_int_from_real,
5837 fold_convert_const_int_from_fixed,
5838 fold_convert_const_real_from_real,
5839 fold_convert_const_real_from_fixed,
5840 fold_convert_const_fixed_from_fixed,
5841 fold_convert_const_fixed_from_int,
5842 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5843 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5844 debug_fold_checksum, multiple_of_p): Constify.
5845 * tree-flow-inline.h (get_lineno): Likewise.
5846 * tree-flow.h (get_lineno): Likewise.
5847 * tree-object-size.c (compute_object_offset, addr_object_size,
5848 alloc_object_size, pass_through_call): Likewise.
5849 * tree-pretty-print.c (op_symbol, print_call_name,
5850 print_struct_decl, do_niy): Likewise.
5851 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5852 debug_fold_checksum): Likewise.
5854 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5857 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5858 note, remove the associated REG_RETVAL note.
5860 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5862 * config.gcc (powerpc*-*-*): Install
5863 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5864 * config/rs6000/spu2vmx.h: New header.
5865 * config/rs6000/si2vmx.h: New header.
5866 * config/rs6000/vec_types.h: New header.
5868 2007-09-05 Ben Elliston <bje@au.ibm.com>
5870 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5872 2007-09-05 Ben Elliston <bje@au.ibm.com>
5874 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5876 (__stdcx): Make asm volatile.
5877 (__stwcx, __stdcx): Return only 0 or 1.
5879 2007-09-05 Jan Hubicka <jh@suse.cz>
5883 2007-09-04 Jan Hubicka <jh@suse.cz>
5884 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5886 2007-09-04 Richard Guenther <rguenther@suse.de>
5887 * tree-ssa-operands.c (add_virtual_operand): Only mark
5888 stores as has_volatile_ops if alias information is not available.
5890 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5892 * config/rs6000/tramp.asm: Include config.h.
5893 Check __PIC__ or __pic__ macro instead of SHARED.
5895 PR rtl-optimization/32300
5896 * see.c (see_copy_insn): New function.
5897 (see_def_extension_not_merged, see_merge_one_use_extension,
5898 see_merge_one_def_extension): Use it. Avoid changing
5899 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5900 into sequences. Call df_insn_delete on temporary insns
5901 that won't be emitted into the insn stream.
5902 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5903 and run df_process_deferred_rescans () before run_fast_dce.
5905 PR tree-optimization/33017
5906 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5907 recurse for pure or const function calls.
5909 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5911 * c-format.c: Include alloc-pool.h.
5912 (check_format_info_main): New argument fwt_alloc. Use allocation
5913 pool instead of GC. Remove GC deallocation code.
5914 (check_format_arg): Create allocation pool, pass it to
5915 check_format_info_main and free it afterwards.
5916 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5918 2007-09-05 Ben Elliston <bje@au.ibm.com>
5920 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5921 Rename count macro arugment for clarity.
5922 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5923 (__protected_stream_set): Likewise, pass 0.
5925 2007-09-04 Jan Hubicka <jh@suse.cz>
5927 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5929 2007-09-04 Jan Hubicka <jh@suse.cz>
5931 * invoke.texi (-finline-small-functions): Document.
5932 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5933 when deciding what is inlinable.
5934 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5935 (cgraph_decide_inlining_of_small_function): Handle new flags.
5936 (cgraph_decide_inlining_incrementally): Likewise.
5937 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5938 * common.opt (finline-small-functions): New.
5939 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5941 2007-09-04 Richard Guenther <rguenther@suse.de>
5943 * tree-ssa-operands.c (add_virtual_operand): Only mark
5944 stores as has_volatile_ops if alias information is not available.
5946 2007-09-04 Andrew Haley <aph@redhat.com>
5948 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5950 2007-09-04 Andrew Haley <aph@redhat.com>
5952 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5953 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5954 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5956 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5959 * common.opt: Mention ABI version 2 in comment.
5961 2007-09-04 Jan Hubicka <jh@suse.cz>
5963 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5964 (libfunc_entry): New structure.
5965 (libfunc_hash): New hashtable.
5966 (hash_libfunc): New function.
5967 (eq_libfunc): New function.
5968 (convert_optab_libfunc): New function.
5969 (optab_libfunc): New function.
5970 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5971 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5972 expand_float, expand_fix, new_optab, new_convert_optab):
5973 Update for new libfunc API.
5974 (init_libfunc, init_integral_libfuncs,
5975 init_floating_libfuncs, init_interclass_conv_libfuncs
5976 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5977 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5978 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5979 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5980 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5981 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5982 gen_extend_conv_libfunc): New.
5983 (init_one_libfunc): Revamp for hashtables.
5984 (set_conv_libfunc): Likewise.
5985 (init_optabs): Initialize hashtable; use lazy initialization where
5987 * optabs.h (optab_handlers): Move out of GGC.
5988 (optab, convert_optab): Move out of GGC; add lazy gen info.
5989 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5990 (optab_libfunc, convert_optab_libfunc): New.
5991 * builtins.c (expand_builtin_powi): Update for new API.
5992 * expr.c (convert_move): Likewise.
5993 * expmed.c (expand_divmod): Likewise.
5995 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5997 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5998 GOT pointer only if there is a constant pool. Use the allocated space
6001 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6003 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6006 2007-09-04 Revital Eres <eres@il.ibm.com>
6007 Richard Guenther <rguenther@suse.de>
6008 R. Clint Whaley <whaley@cs.utsa.edu>
6010 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6012 * tree-tailcall.c (process_assignment): Use -fassociative-math
6013 when reodering operands of floating-point type.
6014 * fold-const.c (fold_comparison, fold_binary): Use
6015 -fassociative-math and -freciprocal-math instead of
6016 -funsafe-math-optimization flag.
6017 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6018 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6019 -freciprocal-math instead of -funsafe-math-optimizations.
6020 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6021 -fassociative-math when -ffast-math is set.
6022 (set_unsafe_math_optimizations_flags): New Function
6023 to set -freciprocal-math and -fassociative-math when
6024 -funsafe-math-optimizations is set.
6025 (common_handle_option): Call it.
6026 * tree-vectorizer.c (vect_is_simple_reduction): Use
6027 -fassociative-math when doing reduction on floats.
6028 * loop-unroll.c (analyze_insn_to_expand_var): Use
6029 -fassociative-math when expanding an accumulator of type float.
6030 * simplify-rtx.c (simplify_binary_operation_1): Use
6031 -fassociative-math and -freciprocal-math when reordeing operands
6032 of floating-point type.
6033 * combine.c (combine_simplify_rtx): Likewise.
6034 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6036 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6038 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6041 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6043 2007-09-04 Jan Hubicka <jh@suse.cz>
6045 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6047 2007-09-04 Jan Hubicka <jh@suse.cz>
6049 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6050 and corresponding MATCH_DUP.
6052 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6055 * combine.c (subst): Do not try to simplify X if it represents load
6056 of FP constant from the constant pool via float extension.
6058 2007-09-04 Ben Elliston <bje@au.ibm.com>
6060 * c-opts.c: Include "tm_p.h".
6061 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6063 2007-09-04 Richard Guenther <rguenther@suse.de>
6065 PR tree-optimization/33291
6066 * tree-pretty-print.c (dump_generic_node): Dump all
6067 qualifiers for pointer types, not only first. Dump
6068 qualifiers for aggregate types as well.
6069 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6070 use the canonical type for building ARRAY_REFs.
6071 * gimplify.c (canonicalize_addr_expr): Clean up. The
6072 correct validness check is compatibility of the pointer
6073 types. Always use the canonical type for building
6074 ARRAY_REFs and ADDR_EXPRs.
6075 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6076 change that disabled propagation of ADDR_EXPRs into statements
6079 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6081 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6082 (umulsi3_highpart): Make into expanders; existing insns are
6083 now named *[insn]_nov6. Add stars to existing [insn]_v6
6084 counterparts' names.
6086 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6088 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6089 (unprotoize.o): Remove SHLIB_MULTILIB.
6091 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6093 * doc/extend.texi: Document progmem attribute for AVR.
6095 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6098 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6100 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6102 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6105 * optabs.c: Remove unnecessary forward declarations.
6106 (expand_unop_direct): New, broken out of expand_unop.
6107 (expand_doubleword_clz): New.
6108 (expand_ctz): Move above expand_ffs. Use
6109 start_sequence, end_sequence, add_equal_note, and
6110 expand_unop_direct. Add more commentary.
6111 (expand_ffs): Try both ctz optab and expand_ctz.
6112 Generate a test and branch if the hardware doesn't give us
6113 a useful value for input zero. Style improvements similar to
6116 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6118 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6120 * config.gcc: Delete stanza for arm-semi-aof and
6121 armel-semi-aof targets.
6122 * config/arm/arm-protos.h
6124 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6125 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6126 delete aof_pic_label and remove mention of AOF in comments.
6127 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6129 * config/arm/semiaof.h
6130 * config/arm/t-semi: Delete file.
6132 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6134 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6135 CONST_CAST_BB): New macros for type-specific casts.
6136 (CONST_CAST): Add a TYPE parameter and define it in terms of
6139 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6140 * c-lex.c (cb_ident, lex_string): Likewise,
6141 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6142 * config/i386/i386.c (ix86_function_regparm,
6143 ix86_function_sseregparm): Use CONST_CAST_TREE.
6144 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6146 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6147 give_switch, set_multilib_dir): Likewise,
6148 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6149 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6150 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6151 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6152 * prefix.c (update_path): Likewise,
6153 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6154 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6155 * tree-cfg.c (tree_can_merge_blocks_p,
6156 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6157 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6158 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6159 (attribute_list_contained): Use CONST_CAST_TREE.
6161 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6163 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6165 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6168 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6169 before forcing them into a register.
6171 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6173 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6174 rather than define_code_macro.
6176 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6178 * gcc.c (xputenv): New function.
6179 (putenv_from_prefixes): Use xputenv instead of putenv.
6180 (process_command): Use xputenv instead of putenv.
6181 (set_collect_gcc_options): Use xputenv instead of putenv.
6182 (main): Use xputenv instead of putenv.
6184 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6186 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6187 availability of swap instruction.
6188 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6190 2007-09-03 Revital Eres <eres@il.ibm.com>
6192 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6195 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6196 Ayal Zaks <zaks@il.ibm.com>
6197 Revital Eres <eres@il.ibm.com>
6199 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6200 compute_split_row): New functions.
6201 (ps_unschedule_node): Remove.
6202 (normalize_sched_times): Iterate over the already scheduled
6203 insns instead of the number of nodes.
6204 (MAX_SPLIT_NUM): New definition.
6205 (sms_schedule_by_order): Change the scheduling heuristic to
6206 avoid useless increases of initiation interval ii.
6207 (get_sched_window): Add dump printouts.
6209 2007-09-02 David Daney <ddaney@avtrex.com>
6211 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6212 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6213 (optab, insn): Add more attributes.
6214 (fetchop_bit): New code macro.
6215 (immediate_insn): New code macro attribute.
6216 (sync): Change condition to ISA_HAS_SYNC.
6217 (rdhwr): Change predicate for operand 0 to register_operand.
6218 (memory_barrier): New expand.
6219 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6220 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6221 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6222 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6223 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6224 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6225 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6226 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6227 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6229 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6230 Hans-Peter Nilsson <hp@axis.com>
6232 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6233 Defined to describe availability and behavior of CLZ.
6234 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6235 * config/cris/cris.opt: Tweak comment for "-metrax4".
6236 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6237 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6238 (count_leading_zeros): Define.
6240 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6242 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6244 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6247 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6250 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6252 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6253 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6254 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6255 sched-deps.c, sched-int.h, system.h, target.h,
6256 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6257 tree.def: Fix comment typos.
6259 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6261 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6262 (override_options): Turn on -mstrict-align on non-ColdFire
6264 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6266 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6268 * c-common.c (const_strip_array_types): Delete.
6269 * c-common.h (const_strip_array_types): Likewise.
6270 * emit-rtl.c (const_next_insn, const_previous_insn,
6271 const_next_nonnote_insn, const_prev_nonnote_insn,
6272 const_next_real_insn, const_prev_real_insn,
6273 const_next_active_insn, const_prev_active_insn, const_next_label,
6274 const_prev_label): Delete.
6275 * gimple-low.c (block_may_fallthru): Use expr_last.
6276 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
6277 * rtl.h (const_previous_insn, const_next_insn,
6278 const_prev_nonnote_insn, const_next_nonnote_insn,
6279 const_prev_real_insn, const_next_real_insn,
6280 const_prev_active_insn, const_next_active_insn, const_prev_label,
6281 const_next_label): Delete.
6282 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
6283 * system.h (CONST_CAST): Update comment.
6284 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
6285 (const_first_stmt, const_last_stmt): Delete.
6286 (tree_block_ends_with_condjump_p): Use last_stmt.
6287 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
6288 * tree-iterator.c (const_expr_first, const_expr_last,
6289 const_expr_only): Delete.
6290 * tree.c (const_lookup_attribute): Likewise.
6291 (attribute_list_contained): Use lookup_attribute.
6292 * tree.h (const_lookup_attribute, const_expr_first,
6293 const_expr_last, const_expr_only): Delete.
6295 2007-09-01 Richard Guenther <rguenther@suse.de>
6297 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
6298 instead of TREE_THIS_VOLATILE.
6299 * tree-ssa-operands.c (add_virtual_operand): Do not set
6300 has_volatile_ops. Do not check s_ann for NULL.
6301 (get_indirect_ref_operands): Likewise.
6302 (get_expr_operands): Likewise. For all reference trees
6303 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
6304 check base of reference for TREE_THIS_VOLATILE.
6306 2007-09-01 Richard Guenther <rguenther@suse.de>
6308 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
6309 between integral types. Also allow conversions between
6312 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6314 * optabs.c (prepare_float_lib_cmp): Use
6315 libgcc_cmp_return_mode instead of word_mode.
6316 * config/dfp-bit.h: Likewise.
6317 * config/fp-bit.h: Likewise.
6318 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
6320 (spu_libgcc_shift_count_mode): New function.
6321 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6322 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6324 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6326 * tree-pretty-print.c: Include output.h.
6327 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6328 HOST_WIDE_INT_PRINT_DEC.
6329 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6331 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6333 PR rtl-optimization/33224
6334 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6335 to the analysed region.
6337 2007-08-31 Richard Guenther <rguenther@suse.de>
6339 * function.c (allocate_struct_function): Do not set
6340 current_function_returns_pointer.
6341 * function.h (struct var_refs_queue): Remove.
6342 (struct simple_obstack_stack): Likewise.
6343 (struct function): Remove fixup_var_refs_queue member.
6344 Remove returns_pointer flag.
6345 (current_function_returns_pointer): Remove define.
6347 2007-08-31 Nick Clifton <nickc@redhat.com>
6349 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6350 secondary keys in order to obtain a stable sort.
6352 2007-08-31 Nick Clifton <nickc@redhat.com>
6355 * config/m32r/constraints.md: Add W constraint for integer zero.
6356 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6357 Fix length calculation by using alternatives.
6359 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6361 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6362 split out from expand_binop.
6363 (avoid_expensive_constant): New function.
6364 (expand_binop_directly): Remove commutative_op argument and
6365 (expand_binop_directly): Remove commutative_op argument and
6366 call cummutative_optab_p instead. Do not change op0 or op1
6367 when swapping xop0 and xop1. Apply avoid_expensive_constant
6368 to each argument after potential swapping. Enforce the
6369 canonical order of commutative operands.
6370 (expand_binop): Use shift_optab_p and commutative_optab_p.
6371 Update the calls to expand_binop_directly. Only force constants
6372 into registers when widening an operation. Only swap operands
6373 once a direct expansion has been rejected.
6374 (expand_twoval_binop): Only force constants into registers when
6375 using a direct expansion.
6377 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6379 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6380 (sched_analyze_insn): Don't postprocess speculative dependencies when
6381 target has no scheduling.
6382 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6383 'uninitialized' warning.
6385 2007-08-31 Richard Guenther <rguenther@suse.de>
6387 * tree.c (build_complex_type): Always set TYPE_NAME for
6390 2007-08-31 Olivier Hainque <hainque@adacore.com>
6392 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6393 internal macro. Default alignment factor for csect directives, chosen
6394 to match what BIGGEST_ALIGNMENT allows.
6395 (DATA_SECTION_ASM_OP): Use it.
6396 * config/rs6000/rs6000.c
6397 (rs6000_xcoff_output_readonly_section_asm_op):
6398 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6399 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6401 2007-08-31 Olivier Hainque <hainque@adacore.com>
6403 * dbxout.c (dbxout_block): Move declaration within the first
6404 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6405 block to include the definition, together with the associated
6408 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6409 Revital Eres <eres@il.ibm.com>
6411 * doc/invoke.texi (-mpaired): Document flag.
6412 * config.gcc: Include paired.h in powerpc extra_headers and
6413 750cl.h in powerpc-*-linux*paired*.
6414 * config/rs6000/rs6000.opt (-mpaired): New flag.
6415 * config/rs6000/rs6000.c (paired_init_builtins,
6416 paired_expand_builtin, paired_expand_lv_builtin,
6417 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6418 New functions to support the paired single builtin functions.
6419 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6420 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6422 (bdesc_paired_preds): New structure for paired predicate
6424 (rs6000_expand_builtin): Expand paired single builtins.
6425 (rs6000_init_builtins): Init paired single builtins.
6426 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6427 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6428 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6429 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6430 (rs6000_vector_mode_supported_p): Support paired vector mode.
6431 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6432 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6434 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6435 (DATA_ALIGNMENT): Likewise.
6436 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6437 (rs6000_builtins): Add PAIRED builtins.
6438 * config/rs6000/rs6000.md: Include paired.md.
6439 * config/rs6000/paired.h: New.
6440 * config/rs6000/paired.md: New.
6441 * config/rs6000/750cl.h: New.
6442 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6444 2007-08-30 Ollie Wild <aaw@google.com>
6446 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6447 * gcc.c (default_compilers): Add -fno-directives-only to
6448 @assembler-with-cpp.
6450 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6454 * regclass.c (initial_fixed_regs): Revert previous change and make
6456 (initial_call_used_regs): Likewise.
6457 (initial_call_really_used_regs): Delete, reverting previous addition.
6458 (initial_reg_names): Likewise.
6459 (init_reg_sets): Revert previous change.
6460 (saved_fixed_regs): New.
6461 (saved_call_used_regs): New.
6462 (saved_call_really_used_regs): New.
6463 (saved_reg_names): New.
6464 (save_register_info): New.
6465 (restore_register_info): New.
6466 (init_reg_sets_1): Replace reset of register info with call to
6467 restore_register_info.
6468 * rtl.h (save_register_info): Declare.
6469 * toplev.c (backend_init): Call save_register_info.
6471 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6473 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6474 from the original statement.
6476 2007-08-30 Chao-ying Fu <fu@mips.com>
6478 * c-lex.c (interpret_fixed): Declare.
6479 (interpret_float): Process _Fract and _Accum.
6480 (interpret_fixed): New function.
6481 * final.c (output_addr_const): Process CONST_FIXED.
6482 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6483 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6485 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6487 (simplify_immed_subreg): Support CONST_FIXED.
6488 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6489 (simplify_subreg): Support CONST_FIXED.
6491 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6493 * config/rs6000/ppu_intrinsics.h: New file.
6494 * config.gcc (powerpc*-*-* <extra_headers>): Install
6497 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6499 * cfg.c (dump_flow_info): Change to also print entry and exit
6501 * print-rtl.c (print_rtl_single): Allow to print rtl with
6504 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6506 * df-core.h (df_dump_region): New function.
6507 * df.h (df_dump_region): New function.
6508 * loop-invariant.c (find_defs): Add call to df_dump_region.
6509 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6512 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6515 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6516 true if any of the compare_section_name calls returned true,
6517 rather than if any returned false.
6519 2007-08-30 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/33199
6522 * tree-ssa-structalias.c (handle_lhs_call): New function.
6523 (find_func_aliases): In non-IPA mode make sure that for
6524 calls that return a pointer we add a constraint for the
6525 result to point to anything.
6527 2007-08-30 Richard Guenther <rguenther@suse.de>
6529 * doc/invoke.texi (-mveclibabi): Document new target option.
6530 * config/i386/i386.opt (-mveclibabi): New target option.
6531 * config/i386/i386.c (ix86_veclib_handler): Handler for
6532 vectorization library support.
6533 (override_options): Handle the -mveclibabi option, initialize
6534 the vectorization library handler.
6535 (ix86_builtin_vectorized_function): As fallback call the
6536 vectorization library handler, if set.
6537 (ix86_veclibabi_acml): New static function for ACML ABI style
6538 vectorization support.
6540 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6542 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6543 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6544 SImode and update m. Don't run gen_lowpart_common on arbitrary
6545 memory address, force it to register first.
6548 * dce.c (dce_process_block): Don't delete setters of
6549 artificially used registers.
6551 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6553 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6554 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6555 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6557 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6559 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6561 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6562 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6564 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6566 * system.h: Activate -Wcast-qual as warning-only.
6568 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6571 * config/rs6000/rs6000.c (compare_section_name): New function.
6572 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6575 2007-08-29 Olivier Hainque <hainque@adacore.com>
6577 * xcoffout.c: #include debug.h.
6578 * Makefile.in (xcoffout.o): Add debug.h dependency.
6580 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6582 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6583 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6585 2007-08-29 Richard Guenther <rguenther@suse.de>
6587 * tree-pretty-print.c (dump_generic_node): Print
6588 label DECL_UID as D.%u.
6589 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6591 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6593 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6594 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6596 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6599 * tree.c (build_type_attribute_qual_variant): Set canonical types
6600 on the final, unqualified attribute variant before building the
6603 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6605 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6606 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6608 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6611 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6612 * config/bfin/bfin.md (composev2hi): Put operands into vector
6615 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6617 * config/bfin/bfin.md (composev2hi): Put operands into vector
6620 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6622 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6623 attribute when appropriate.
6624 (bfin_handle_l1_text_attribute): New.
6625 (bfin_handle_l1_data_attribute): New.
6626 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6627 l1_data_A and l1_data_B.
6628 * doc/extend.texi (node Function Attributes): Document l1_text
6630 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6631 l1_data_A and l1_data_B variable attributes.
6633 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6635 * config/bfin/bfin.opt (minline-plt): Add.
6636 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6637 call to global functions.
6638 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6639 (Blackfin Options): Document -minline-plt.
6641 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6643 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6644 given a non-function.
6645 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6647 2007-08-28 DJ Delorie <dj@redhat.com>
6649 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6651 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6653 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6655 2007-08-28 Richard Guenther <rguenther@suse.de>
6657 * tree.h (struct tree_function_decl): Increase size of
6658 function_code bitfield.
6660 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6661 Kazu Hirata <kazu@codesourcery.com>
6663 * gcc/config/m68k/linux.h
6664 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6665 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6666 (m68k_return_in_memory): New.
6667 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6670 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6673 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6674 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6675 operand) when top VEC_SELECT extracts scalar element.
6676 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6677 (*vec_extract_v4sf_mem): Ditto.
6679 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6682 * passes.c (init_optimization_passes): Move pass_df_finish
6683 after pass_postreload sublist.
6685 PR rtl-optimization/33148
6686 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6687 (neg (lt X 0)) if X has scalar int mode.
6690 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6691 initializer, use build_vector_from_ctor if possible to create
6692 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6693 even after this, return NULL.
6695 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6697 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6699 2007-08-28 Richard Guenther <rguenther@suse.de>
6701 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6702 (struct tree_function_decl): Make function_code a bitfield.
6703 Add disregard_inline_limits flag.
6704 * cgraphunit.c (cgraph_process_new_functions): Check
6705 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6706 (cgraph_preserve_function_body_p): Likewise.
6707 * ipa-inline.c (compute_inline_parameters): Likewise.
6708 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6709 for GNU C extern inline functions.
6710 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6711 * tree-inline.c (disregard_inline_limits_p): Remove.
6712 * tree-inline.h (disregard_inline_limits_p): Likewise.
6713 * c-common.c (handle_always_inline_attribute): Set
6714 DECL_DISREGARD_INLINE_LIMITS.
6715 * langhooks.c (add_builtin_function): Verify the function code
6716 fits in the bitfield.
6718 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6719 Vladimir Yanovsky <yanov@il.ibm.com>
6720 Revital Eres <eres@il.ibm.com>
6721 Andrey Belevantsev <abel@ispras.ru>
6723 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6725 * modulo-sched.c: Add documentation regarding do-loop.
6726 (doloop_register_get): Change number of arguments to support
6727 the new do-loop pattern and check whether COUNT_REG has no other
6728 occurences in the loop besides in the control part.
6729 (duplicate_insns_of_cycles): Do not duplicate the insn which
6730 changes count_reg as it is already adjusted.
6731 (generate_prolog_epilog): New argument to support the new
6732 do-loop pattern. Change the subtract instruction to use
6733 expand_simple_binop. Call duplicate_insns_of_cycles with new
6735 (sms_schedule): Call doloop_register_get and
6736 generate_prolog_epilog with new argument. Do not handle loops
6737 with single sets insns with subreg in their lhs.
6738 * loop-doloop.c (doloop_optimize): Support for another do-loop
6740 (doloop_condition_get): Gets an instruction instead of a pattern
6741 and change the return condition when the do-loop pattern is
6743 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6744 deps when considering to not create edges.
6746 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6748 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6751 2007-08-27 Jason Merrill <jason@redhat.com>
6754 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6755 zero-sized types after calling gimplify_modify_expr_rhs.
6757 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6759 * regclass.c (init_reg_autoinc): Fix typo.
6761 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6763 Fix PR tree-optimization/33173
6764 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6766 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6769 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6770 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6773 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6774 David Ung <davidu@mips.com>
6775 Nigel Stephens <nigel@mips.com>
6777 Separate target-specific initialization from general
6778 back-end initialization.
6780 * toplev.c (init_alignments): New, split out from...
6781 (process_options): ...here.
6782 (backend_init_target): New, split out from...
6783 (backend_init): ...here.
6784 (lang_dependent_init_target): New, split out from...
6785 (lang_dependent_init): ...here.
6786 (target_reinit): New.
6787 * toplev.h (target_reinit): Declare.
6788 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6789 now can be called more than once. Update comments.
6790 * expr.h (init_expr_target): Likewise.
6791 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6792 now can be called more than once. Explicitly zero
6793 static_reg_base_value.
6794 * emit-rtl.c (init_emit_regs): New, split out from...
6795 (init_emit_once): Here.
6796 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6797 non-const, so that changes from command-line arguments can overwrite
6798 values provided by the static initializers.
6799 (initial_call_really_used_regs): New, used similarly to the above.
6800 (initial_reg_names): Likewise.
6801 (last_mode_for_init_move_cost): Promoted function-local static to
6802 file-scope static to make it accessible outside init_move_cost.
6803 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6804 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6805 reg_names since it is needed for parsing command-line options.
6806 (init_move_cost): Use last_mode_for_init_move_cost instead of
6807 function-local static.
6808 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6809 call_really_used_regs now. Reinitialize reg_names. Also
6810 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6811 reg_class_superunion. Clear losing_caller_save_reg_set.
6812 Preserve global registers if called more than once. Reset
6813 move cost, may_move_in_cost, may_move_out_cost, and
6814 last_mode_for_init_move_cost.
6815 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6816 can now be invoked more than once. Update comments.
6817 (init_regs): Update comments.
6818 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6819 and initial_call_really_used_regs, instead of the non-initial
6820 variables. This allows us to save the command-line register settings
6821 after target reinitialization.
6822 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6823 * rtl.h (init_emit_regs): Declare.
6824 (init_reg_modes_target, init_alias_target): Renamed as described
6826 * reload1.c (init_reload): Update comments.
6827 * optabs.c (init_optabs): Likewise.
6828 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6830 2007-08-26 Chao-ying Fu <fu@mips.com>
6832 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6835 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6837 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6839 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6841 * bb-reorder.c (copy_bb_p): Likewise.
6842 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6843 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6844 block_ends_with_condjump_p): Likewise.
6845 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6846 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6847 block_ends_with_condjump_p): Likewise.
6848 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6849 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6850 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6851 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6852 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6853 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6854 debug_true_const_tree instad of debug_true_tree.
6855 * debug.c (do_nothing_debug_hooks): Likewise.
6856 * debug.h (ignore_block, debug_true_const_tree): Constify.
6857 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6858 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6859 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6860 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6861 dbx_reg_number, is_based_loc, field_type,
6862 simple_type_align_in_bits, simple_decl_align_in_bits,
6863 simple_type_size_in_bits, field_byte_offset, insert_float,
6864 type_tag, member_declared_type, is_redundant_typedef,
6865 secname_for_decl, is_inlined_entry_point): Likewise.
6866 * emit-rtl.c (const_next_insn, const_previous_insn,
6867 const_next_nonnote_insn, const_prev_nonnote_insn,
6868 const_next_real_insn, const_prev_real_insn,
6869 const_next_active_insn, const_prev_active_insn, const_next_label,
6870 const_prev_label): Likewise.
6871 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6873 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6874 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6875 sched_insn_is_legitimate_for_speculation_p): Likewise.
6876 * jump.c (reversed_comparison_code_parts,
6877 reversed_comparison_code, reversed_comparison, condjump_label):
6879 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6880 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6882 * rtl.h (const_previous_insn, const_next_insn,
6883 const_prev_nonnote_insn, const_next_nonnote_insn,
6884 const_prev_real_insn, const_next_real_insn,
6885 const_prev_active_insn, const_next_active_insn, const_prev_label,
6886 const_next_label, modified_between_p, modified_in_p,
6887 const_note_storeskeep_with_call_p, condjump_label,
6888 reversed_comparison, reversed_comparison_code,
6889 reversed_comparison_code_parts, memory_modified_in_insn_p,
6890 stack_regs_mentioned): Likewise.
6891 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6892 keep_with_call_p): Likewise.
6893 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6894 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6895 sd_lists_size, sd_lists_empty_p): Likewise.
6896 * sched-int.h (sched_insns_conditions_mutex_p,
6897 haifa_classify_insn, no_real_insns_p,
6898 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6899 sd_lists_size, sd_lists_empty_p): Likewise.
6900 * sdbout.c (sdb_debug_hooks): Likewise.
6901 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6902 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6903 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6905 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6906 tree_can_throw_internal): Likewise.
6907 * tree-flow-inline.h (phi_nodes): Likewise.
6908 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6909 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6910 * tree-gimple.c (const_get_call_expr_in): Likewise.
6911 * tree-gimple.h (const_get_call_expr_in): Likewise.
6912 * tree.c (const_lookup_attribute, attribute_list_equal,
6913 attribute_list_contained): Likewise.
6914 * tree.h (attribute_list_equal, attribute_list_contained,
6915 const_lookup_attribute): Likewise.
6916 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6918 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6920 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6921 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6923 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6926 * config/alpha/constraints.md: Delete "svn:mime-type" property
6927 with svn propdel "svn:mime-type".
6929 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6932 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6933 non NOTE insn doesn't cross basic block.
6934 (noce_try_abs): Likewise.
6935 (noce_process_if_block): Likewise.
6937 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6940 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6941 operand without auto-inc-dec.
6942 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6943 offsettable_mem_operand.
6944 (floatunssidf2_internal): Same.
6945 (fix_truncdfsi2_internal): Same.
6946 (floatsidf_ppc64): Same.
6947 (floatunssidf_ppc64): Same.
6948 (fix_trunctfsi2_internal): Same.
6950 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6953 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6954 pass defines needed for version.c.
6956 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6958 * configure.ac (--debug-prefix-map check): Change assembler
6959 version presumed to have feature to 2.18.
6960 * configure: Regenerate.
6962 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6964 * c-common.c (vector_types_convertible_p,
6965 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6966 self_promoting_args_p): Constify.
6967 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6968 c_promoting_integer_type_p, self_promoting_args_p,
6969 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6970 * c-decl.c (anon_aggr_type_p): Likewise.
6971 * * c-dump.c (dump_stmt): Likewise.
6972 * c-objc-common.c (has_c_linkage): Likewise.
6973 * c-tree.h (same_translation_unit_p): Likewise.
6974 * c-typeck.c (null_pointer_constant_p,
6975 tagged_types_tu_compatible_p, function_types_compatible_p,
6976 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6977 comptypes_internal, struct tagged_tu_seen_cache,
6978 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6979 c_size_in_bytes): Likewise.
6980 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6981 hash_ptr, eq_ptr): Likewise.
6982 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6983 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6984 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6985 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6987 * optabs.c (optab_for_tree_code): Likewise.
6988 * optabs.h (optab_for_tree_code): Likewise.
6989 * rtl.h (simplify_rtx): Likewise.
6990 * simplify-rtx.c (simplify_rtx): Likewise.
6991 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6992 dump_flag, dump_node): Likewise.
6993 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6994 queue_and_dump_type, dump_flag): Likewise.
6995 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6996 * tree-pass.h (dump_node): Likewise.
6997 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6998 supportable_narrowing_operation): Likewise.
6999 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7000 supportable_narrowing_operation): Likewise.
7001 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7002 is_negative_overflow_infinity, is_positive_overflow_infinity,
7003 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7004 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7005 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7006 ssa_name_nonzero_p, fp_predicate): Likewise.
7007 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7008 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7009 ssa_name_nonnegative_p): Likewise.
7011 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7013 * config.gcc : Add x86_64-elf target.
7015 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7017 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7019 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7020 Nigel Stephens <nigel@mips.com>
7024 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7025 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7026 * expr.c (SET_BY_PIECES_P): Define.
7027 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7028 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7029 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7031 * expr.h (SET_RATIO): Define.
7032 (can_store_by_pieces, store_by_pieces): Update prototypes.
7033 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7034 can_store_by_pieces/store_by_pieces.
7035 (expand_builtin_memcpy_args): Likewise.
7036 (expand_builtin_strncpy): Likewise.
7037 (expand_builtin_memset_args): Likewise. Also remove special case
7038 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7039 decide what to do instead.
7040 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7041 to can_store_by_pieces.
7043 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7044 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7046 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7047 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7048 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7049 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7050 (STORE_BY_PIECES_P): Define.
7052 2007-08-24 Tom Tromey <tromey@redhat.com>
7054 * varpool.c (varpool_last_needed_node): Fix comment typo.
7055 * c-decl.c (duplicate_decls): Fix comment typo.
7056 (clone_underlying_type): Update comment.
7058 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7060 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7061 alpha_in_small_data_p, alpha_split_complex_arg,
7062 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7064 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7065 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7067 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7068 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7069 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7070 * config/darwin.c (darwin_binds_local_p): Likewise.
7071 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7073 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7074 i386_pe_valid_dllimport_attribute_p): Likewise.
7075 * config/i386/i386.c (ix86_function_regparm,
7076 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7077 x86_can_output_mi_thunk, ix86_mangle_type,
7078 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7079 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7080 i386_pe_binds_local_p): Likewise.
7081 * config/ia64/ia64.c
7082 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7083 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7084 ia64_invalid_conversion, ia64_invalid_unary_op,
7085 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7087 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7088 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7089 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7090 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7091 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7092 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7093 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7094 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7095 * config/pa/pa.c (pa_commutative_p): Likewise.
7096 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7098 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7099 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7100 rs6000_use_blocks_for_constant_p,
7101 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7102 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7103 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7104 * config/s390/s390.c (s390_mangle_type,
7105 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7107 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7108 th_in_small_data_p): Likewise.
7109 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7110 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7112 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7113 sparc_mangle_type): Likewise.
7114 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7115 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7116 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7118 * hooks.c (hook_bool_mode_const_rtx_false,
7119 hook_bool_mode_const_rtx_true,
7120 hook_bool_const_tree_hwi_hwi_const_tree_false,
7121 hook_bool_const_tree_hwi_hwi_const_tree_true,
7122 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7123 hook_constcharptr_const_tree_null,
7124 hook_constcharptr_const_rtx_null,
7125 hook_constcharptr_const_tree_const_tree_null,
7126 hook_constcharptr_int_const_tree_null,
7127 hook_constcharptr_int_const_tree_const_tree_null): New.
7128 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7129 hook_bool_tree_hwi_hwi_tree_false,
7130 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7131 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7132 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7133 hook_constcharptr_int_tree_null,
7134 hook_constcharptr_int_tree_tree_null): Delete.
7135 (default_can_output_mi_thunk_no_vcall): Constify.
7136 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7137 hook_bool_tree_hwi_hwi_tree_false,
7138 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7139 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7140 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7141 hook_constcharptr_int_tree_null,
7142 hook_constcharptr_int_tree_tree_null): Delete.
7143 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7144 hook_bool_const_tree_hwi_hwi_const_tree_false,
7145 hook_bool_const_tree_hwi_hwi_const_tree_true,
7146 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7147 hook_constcharptr_const_tree_null,
7148 hook_constcharptr_const_rtx_null,
7149 hook_constcharptr_const_tree_const_tree_null,
7150 hook_constcharptr_int_const_tree_null,
7151 hook_constcharptr_int_const_tree_const_tree_null): New.
7152 (default_can_output_mi_thunk_no_vcall): Constify.
7153 * integrate.c (function_attribute_inlinable_p): Likewise.
7154 * integrate.h (function_attribute_inlinable_p): Likewise.
7155 * jump.c (rtx_renumbered_equal_p): Likewise.
7156 * output.h (decl_readonly_section, categorize_decl_for_section,
7157 default_use_anchors_for_symbol_p, default_binds_local_p,
7158 default_binds_local_p_1): Likewise.
7159 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7161 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7162 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7163 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7164 TARGET_COMP_TYPE_ATTRIBUTES,
7165 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7166 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7167 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7168 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7169 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7170 * target.h (can_output_mi_thunk, needs_block_p,
7171 first_cycle_multipass_dfa_lookahead_guard_spec,
7172 vector_alignment_reachable, comp_type_attributes,
7173 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7174 commutative_p, use_blocks_for_constant_p,
7175 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7176 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7177 invalid_within_doloop, valid_dllimport_attribute_p,
7178 split_complex_arg, invalid_arg_for_unprototyped_fn,
7179 invalid_conversion, invalid_unary_op, invalid_binary_op):
7181 * targhooks.c (default_invalid_within_doloop,
7182 hook_invalid_arg_for_unprototyped_fn,
7183 default_builtin_vector_alignment_reachable): Likewise.
7184 (hook_bool_rtx_commutative_p): Delete.
7185 (hook_bool_const_rtx_commutative_p): New.
7186 * targhooks.h (default_invalid_within_doloop,
7187 default_builtin_vector_alignment_reachable,
7188 hook_invalid_arg_for_unprototyped_fn): Constify.
7189 (hook_bool_rtx_commutative_p): Delete.
7190 (hook_bool_const_rtx_commutative_p): New.
7191 * varasm.c (bss_initializer_p, decl_default_tls_model,
7192 categorize_decl_for_section, decl_readonly_section,
7193 default_use_anchors_for_symbol_p, default_binds_local_p,
7194 default_binds_local_p_1): Constify.
7196 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7198 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7199 __NO_BUILTIN if -fno-builtin.
7201 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7203 * config/bfin/bfin.c (print_operand): Report error instead of
7204 ICE for wrong operand.
7206 2007-08-24 Michael Matz <matz@suse.de>
7208 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7210 2007-08-24 Richard Guenther <rguenther@suse.de>
7213 * tree-ssa.c (useless_type_conversion_p): Split into a
7214 recursive and a non-recursive part.
7215 (useless_type_conversion_p_1): New function.
7216 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7217 from maybe_fold_offset_to_reference is trivially convertible
7218 to the desired type before doing the simplification.
7220 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7222 * expr.c (store_expr): Optimize initialization of an array
7224 * expr.h (builtin_strncpy_read_str): New prototype.
7225 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7228 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7231 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7232 field when initializing if_info structure.
7234 2007-08-24 Richard Guenther <rguenther@suse.de>
7236 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7238 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7239 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7240 * tree-inline.c (inlinable_function_p): Fold in common parts of
7241 the cannot_inline_tree_fn langhook.
7242 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7243 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7244 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7245 cannot_inline_tree_fn langhook.
7246 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7247 cannot_inline_tree_fn member.
7249 2007-08-24 Richard Guenther <rguenther@suse.de>
7251 * expr.c (get_inner_reference): Do computation of bitoffset
7252 from offset in a way we can detect overflow reliably.
7254 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7256 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7258 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7260 * config/bfin/bfin.opt (mfast-fp): Add.
7261 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7262 libbffastfp override libgcc if -mfast-fp.
7263 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7264 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7265 (Blackfin Options): Document -mfast-fp.
7267 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7269 PR tree-optimization/32573
7271 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7272 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7273 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7274 (build_classic_dist_vector): Return false rather than true if
7275 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
7276 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
7277 returned false. Don't call save_dist_v before calling
7278 build_classic_dist_vector_1.
7279 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
7280 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
7281 DDR_DIR_VECTS vectors.
7283 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
7285 * configure.ac (leb128): Modify sed statement to work with any
7286 binutils version string.
7287 * configure: Regenerate
7289 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
7292 Wrap in RTX_CODE macro guard.
7293 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
7294 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
7295 arm_mark_dllimport, arm_pe_encode_section_info,
7296 arm_pe_unique_section): Use ISO-C function declarations.
7297 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
7298 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
7299 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
7301 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
7302 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
7304 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
7306 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
7307 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
7308 (register_move_cost): Use ISO-C function declarations.
7309 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
7310 * config/score/score-protos.h (score_declare_object): Add
7312 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
7314 * final.c (profile_function): Avoid empty if-bodies.
7317 * calls.c (must_pass_in_stack_var_size,
7318 must_pass_in_stack_var_size_or_pad): Constify.
7319 * config/alpha/alpha-protos.h (function_value): Likewise.
7320 * config/alpha/alpha.c (alpha_return_in_memory,
7321 alpha_pass_by_reference, function_value,
7322 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7323 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7325 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7326 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7327 TARGET_PROMOTE_PROTOTYPES): Likewise.
7328 * config/arm/arm-protos.h (arm_return_in_memory,
7329 arm_pad_arg_upward, arm_function_value): Likewise.
7330 * config/arm/arm.c (arm_pass_by_reference,
7331 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7332 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7333 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7335 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7336 * config/avr/avr-protos.h (avr_function_value): Likewise.
7337 * config/avr/avr.c (avr_return_in_memory,
7338 gas_output_limited_string, gas_output_ascii, avr_function_value,
7339 avr_return_in_memory): Likewise.
7340 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7341 * config/bfin/bfin.c (bfin_pass_by_reference,
7342 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7343 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7345 * config/cris/cris.c (cris_pass_by_reference,
7346 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7347 * config/crx/crx.c (crx_return_in_memory): Likewise.
7348 * config/darwin.c (function_base, machopic_function_base_name):
7350 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7351 TARGET_PROMOTE_PROTOTYPES): Likewise.
7352 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7353 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7354 * config/i386/i386-protos.h (ix86_return_in_memory,
7355 ix86_sol10_return_in_memory): Likewise.
7356 * config/i386/i386.c (ix86_function_value,
7357 ix86_function_sseregparm, ix86_must_pass_in_stack,
7358 type_natural_mode, classify_argument, examine_argument,
7359 construct_container, ix86_pass_by_reference, function_value_32,
7360 function_value_64, ix86_function_value_1, return_in_memory_32,
7361 return_in_memory_64, return_in_memory_ms_64,
7362 ix86_return_in_memory, ix86_sol10_return_in_memory,
7363 TARGET_PROMOTE_PROTOTYPES): Likewise.
7364 * config/ia64/ia64-protos.h (ia64_function_value,
7365 ia64_hpux_function_arg_padding): Likewise.
7366 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7367 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7368 ia64_hpux_function_arg_padding): Likewise.
7369 * config/iq2000/iq2000-protos.h (function_arg,
7370 iq2000_function_value): Likewise.
7371 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7372 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7373 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7374 function_arg, iq2000_function_value): Likewise.
7375 * config/m32c/m32c-protos.h (m32c_function_value,
7376 m32c_promote_function_return): Likewise.
7377 * config/m32c/m32c.c (m32c_pass_by_reference,
7378 m32c_promote_prototypes, m32c_promote_function_return,
7379 m32c_function_value): Likewise.
7380 * config/m32r/m32r.c (m32r_return_in_memory,
7381 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7382 m32r_in_small_data_p): Likewise.
7383 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7385 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7386 m68hc11_function_arg_padding): Likewise.
7387 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7388 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7389 m68k_function_value): Likewise.
7390 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7391 mcore_function_value): Likewise.
7392 * config/mcore/mcore.c (handle_structs_in_regs,
7393 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7394 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7395 mcore_num_arg_regs, mcore_function_value): Likewise.
7396 * config/mips/mips-protos.h (mips_pad_arg_upward,
7397 mips_function_value): Likewise.
7398 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7399 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7400 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7401 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7402 mips_function_value): Likewise.
7403 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7405 * config/mmix/mmix.c (mmix_pass_by_reference,
7406 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7407 mmix_encode_section_info): Likewise.
7408 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7410 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7411 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7412 mn10300_function_value): Likewise.
7413 * config/mt/mt-protos.h (mt_function_value): Likewise.
7414 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7415 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7416 * config/pa/pa-protos.h (function_arg_padding, function_value,
7417 pa_return_in_memory): Likewise.
7418 * config/pa/pa.c (pa_pass_by_reference,
7419 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7420 function_arg_padding, function_value, pa_return_in_memory):
7422 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7423 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7424 function_arg_padding): Likewise.
7425 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7426 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7427 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7428 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7429 function_arg_padding, altivec_expand_dst_builtin,
7430 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7431 altivec_init_builtins, rs6000_common_init_builtins,
7432 rs6000_function_value): Likewise.
7433 * s390/s390-protos.h (s390_function_value): Likewise.
7434 * config/s390/s390.c (s390_function_arg_size,
7435 s390_pass_by_reference, s390_return_in_memory,
7436 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7437 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7438 * config/score/score-protos.h (score_function_value): Likewise.
7439 * config/score/score.c (score_arg_partial_bytes,
7440 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7441 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7442 score_pass_by_reference, score_add_offset, score_function_value):
7444 * config/sh/sh-protos.h (sh_attr_renesas_p,
7445 sh_promote_prototypes): Likewise.
7446 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7447 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7448 sh_attr_renesas_p): Likewise.
7449 * config/sparc/sparc-protos.h (function_value,
7450 function_arg_padding): Likewise.
7451 * config/sparc/sparc.c (sparc_promote_prototypes,
7452 sparc_return_in_memory, sparc_pass_by_reference,
7453 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7454 function_arg_record_value_2, function_arg_record_value_1,
7455 function_arg_record_value, function_arg_record_value,
7456 function_arg_padding, function_value): Likewise.
7457 * config/spu/spu-protos.h (spu_function_value): Likewise.
7458 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7459 spu_function_value): Likewise.
7460 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7462 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7463 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7464 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7466 * config/v850/v850.c (v850_return_in_memory,
7467 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7468 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7469 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7470 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7471 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7473 * explow.c (promote_mode, hard_function_value): Likewise.
7474 * expr.h (hard_function_value, promote_mode): Likewise.
7475 * function.c (aggregate_value_p): Likewise.
7476 * hooks.c (hook_bool_const_tree_true): New.
7477 * hooks.h (hook_bool_const_tree_true): New.
7478 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7479 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7480 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7481 TARGET_RETURN_IN_MSB): Likewise.
7482 * target.h (promote_function_args, promote_function_return,
7483 promote_prototypes, return_in_memory, return_in_msb,
7484 pass_by_reference, must_pass_in_stack, callee_copies,
7485 function_value): Likewise.
7486 * targhooks.c (default_return_in_memory,
7487 hook_pass_by_reference_must_pass_in_stack,
7488 hook_callee_copies_named,
7489 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7490 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7491 default_function_value): Likewise.
7492 * targhooks.h (default_return_in_memory,
7493 hook_pass_by_reference_must_pass_in_stack,
7494 hook_callee_copies_named,
7495 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7496 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7497 default_function_value): Likewise.
7498 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7499 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7500 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7501 * tree.c (needs_to_live_in_memory): Likewise.
7502 * tree.h (struct tree_type, needs_to_live_in_memory,
7503 aggregate_value_p, must_pass_in_stack_var_size,
7504 must_pass_in_stack_var_size_or_pad): Likewise.
7505 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7506 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7507 lookup_filename): Likewise.
7509 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7512 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7513 fake fcomi i387 instruction for !TARGET_CMOVE.
7514 (ix86_expand_branch): Expand natural sequence with one jump for
7515 all targets, not only TARGET_CMOVE.
7516 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7517 pattern to implement fake fcomi sequence. Split instruction after
7518 reload to correct compare sequences.
7519 (*cmpfp_xf_cc): Ditto.
7520 (*cmpfp_<mode>_cc): Ditto.
7521 (*cmpfp_u_cc): Ditto.
7522 (*cmpfp_<mode>_cc): Ditto.
7524 2007-08-23 Richard Guenther <rguenther@suse.de>
7526 * tree-pretty-print.c (dump_generic_node): Annotate
7527 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7529 2007-08-23 Richard Guenther <rguenther@suse.de>
7531 * builtins.c (expand_builtin_mathfn): Wrap argument in
7532 save_expr directly instead of re-building the call.
7533 (expand_builtin_mathfn_2): Likewise.
7534 (expand_builtin_mathfn_3): Likewise.
7535 (expand_builtin_interclass_mathfn): Likewise.
7536 (expand_builtin_int_roundingfn): Set arg.
7537 (expand_builtin_int_roundingfn_2): Likewise.
7539 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7541 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7542 *sse_nand<mode>3, *sse_xor<mode>3): New.
7544 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7546 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7547 * config/i386/i386.c (print_operand): Handle ';' code. Output
7548 semicolon for TARGET_MACHO.
7549 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7550 emit semicolon after 'lock' prefix.
7551 (sync_double_compare_and_swap<mode>): Ditto.
7552 (*sync_double_compare_and_swapdi_pic): Ditto.
7553 (*sync_compare_and_swap_cc<mode>): Ditto.
7554 (sync_double_compare_and_swap_cc<mode>): Ditto.
7555 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7556 (sync_old_add<mode>): Ditto.
7557 (sync_add<mode>): Ditto.
7558 (sync_sub<mode>): Ditto.
7559 (sync_ior<mode>): Ditto.
7560 (sync_and<mode>): Ditto.
7561 (sync_xor<mode>): Ditto.
7563 2007-08-22 Chao-ying Fu <fu@mips.com>
7565 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7567 (copy_rtx): Handle CONST_FIXED.
7568 (rtx_equal_p): Likewise.
7569 * rtl.h (fixed_value.h): New include.
7570 (rtx_def): Add a new field of fixed_value to u.
7571 (XCNMPFV): Define for accessing fixed_value.
7572 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7574 * rtl.def (CONST_FIXED): New constant.
7575 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7576 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7577 US_ASHIFT): New codes.
7578 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7579 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7580 unsigned_fract_convert, unsigned_sat_fract): Document them.
7581 * varasm.c (assemble_integer): Extend to support fixed-point constants
7582 by using different machine classes.
7583 (decode_addr_const): Handle FIXED_CST.
7584 (const_hash_1): Likewise.
7585 (compare_constant): Likewise.
7586 (copy_constant): Likewise.
7587 (const_rtx_hash_1): Handle CONST_FIXED.
7588 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7589 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7591 (initializer_constant_valid_p): Handle FIXED_CST.
7592 (output_constant): Support FIXED_POINT_TYPE.
7593 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7594 * cse.c (hash_rtx): Support CONST_FIXED.
7595 (exp_equiv_p): Likewise.
7596 (cannon_reg): Likewise.
7597 (fold_rtx): Likewise.
7598 (equiv_constant): Likewise.
7599 (cse_process_notes_1): Likewise.
7600 (count_reg_usage): Likewise.
7601 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7602 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7603 (wrap_constant): Check CONST_FIXED.
7604 (cselib_hash_rtx): Support CONST_FIXED.
7605 (cselib_subst_to_values): Likewise.
7606 * df-scan.c (df_uses_record): Likewise.
7607 * gcse.c (want_to_gcse_p): Likewise.
7608 (oprs_unchanged_p): Likewise.
7609 (oprs_not_set_p): Likewise.
7610 (compute_transp): Likewise.
7611 (extract_mentioned_regs_helper): Likewise.
7612 * genemit.c (gen_exp): Likewise.
7613 * local-alloc.c (equiv_init_varies_p): Likewise.
7614 (contains_replace_regs): Likewise.
7615 (memref_referenced_p): Likewise.
7616 * loop-invariant.c (check_maybe_invariant): Likewise.
7617 (hash_invariant_expr_1): Likewise.
7618 (invariant_expr_equal_p): Likewise.
7619 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7620 * regclass.c (reg_scan_mark_refs): Likewise.
7621 * regrename.c (scan_rtx): Likewise.
7622 * resource.c (mark_referenced_resources): Likewise.
7623 (mark_set_resources): Likewise.
7624 * rtlanal.c (rtx_unstable_p): Likewise.
7625 (rtx_varies_p): Likewise.
7626 (count_occurrences): Likewise.
7627 (reg_mentioned_p): Likewise.
7628 (modified_between_p): Likewise.
7629 (modified_in_p): Likewise.
7630 (volatile_insn_p): Likewise.
7631 (volatile_refs_p): Likewise.
7632 (side_effects_p): Likewise.
7633 (may_trap_p_1): Likewise.
7634 (inequality_comparisons_p): Likewise.
7635 (computed_jump_p_1): Likewise.
7636 (commutative_operand_precedence): Likewise.
7637 * sched-deps.c (sched_analyze_2): Likewise.
7638 * sched-vis.c (print_value): Likewise.
7639 * reload.c (operands_match_p): Likewise.
7640 (subst_reg_equivs): Likewise.
7641 * reload1.c (eliminate_regs_1): Likewise.
7642 (elimination_effects): Likewise.
7643 (scan_paradoxical_subregs): Likewise.
7644 * alias.c (rtx_equal_for_memref_p): Likewise.
7645 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7646 * emit-rtl.c (const_fixed_htab): New hash table.
7647 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7649 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7650 const_fixed_from_fixed_value): New functions.
7651 (verify_rtx_sharing): Handle CONST_FIXED.
7652 (copy_rtx_if_shared_1): Likewise.
7653 (reset_used_flags): Likewise.
7654 (set_used_flags): Likewise.
7655 (copy_insn_1): Likewise.
7656 (init_emit_once): Create const_fixed_htab.
7657 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7659 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7661 PR tree-optimization/32949
7662 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7663 before failing for ivs with non-constant step.
7665 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7667 * doc/md.texi (Iterators): Renamed from Macros. All contents
7668 changed to reflect rename of respectively define_code_macro and
7669 define_mode_macro to define_code_iterator and define_mode_iterator.
7670 (Mode Iterators, Code Iterators): Similar.
7671 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7672 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7673 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7674 (initialize_iterators, find_iterator, check_code_iterator)
7675 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7676 (read_mapping, read_rtx_1): Similar.
7677 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7678 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7679 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7680 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7681 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7682 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7683 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7684 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7685 config/rs6000/sync.md, config/rs6000/rs6000.md,
7686 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7687 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7688 config/vax/vax.md, config/bfin/bfin.md: Similar.
7690 2007-08-22 David Daney <ddaney@avtrex.com>
7692 * doc/install.texi (Testing): Mention testing on a simulator.
7694 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7696 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7698 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7699 and rearrange floating point conversion functions into different
7702 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7704 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7705 dfa_post_advance_cycle): New scheduler hooks.
7706 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7707 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7709 (TARGET_SCHED): Use them.
7710 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7711 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7712 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7714 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7715 function to facilitate debugging.
7716 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7717 (output_insn_has_dfa_reservation_p): New static function to output
7718 insn_has_dfa_reservation_p ().
7719 (write_automata): Use it.
7720 * genattr.c (main): Output declaration for
7721 insn_has_dfa_reservation_p ().
7723 2007-08-22 Christian Bruel <christian.bruel@st.com>
7724 Richard Guenther <rguenther@suse.de>
7726 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7727 * simplify_rtx (simplify_binary_operation_1): Likewise.
7729 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7731 PR rtl-optimization/32557
7732 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7733 of REGNO (mws->mw_reg).
7735 2007-08-22 Richard Guenther <rguenther@suse.de>
7738 * builtins.c (expand_builtin_int_roundingfn): Replace call
7739 argument wrapped with SAVE_EXPR directly.
7740 (expand_builtin_int_roundingfn_2): Likewise.
7742 2007-08-22 Richard Guenther <rguenther@suse.de>
7744 * tree-inline.c (inlinable_function_p): Restore disregarding
7745 inline limits for GNU extern inline functions.
7747 2007-08-22 Richard Guenther <rguenther@suse.de>
7750 * tree.c (host_integerp): Treat sizetype as signed as it is
7753 2007-08-21 Ian Lance Taylor <iant@google.com>
7755 PR tree-optimization/33134
7756 * tree-vrp.c (adjust_range_with_scev): Call
7757 set_value_range_to_value.
7759 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7761 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7764 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7766 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7769 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7771 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7772 cases to set eight bytes at a time.
7773 (expand_block_move): Likewise.
7775 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7778 * dwarf2out.c (gen_decl_die): Don't call
7779 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7781 2007-08-21 Paul Brook <paul@codesourcery.com>
7782 Nathan Sidwell <nathan@codesourcery.com>
7783 Mark Mitchell <mark@codesourcery.com>
7784 Joseph Myers <joseph@codesourcery.com>
7786 * configure.ac: Add --with-pkgversion and --with-bugurl.
7787 * configure: Regenerate.
7788 * doc/install.texi: Document them.
7789 * version.c (version_string): Remove VERSUFFIX.
7790 (VERSUFFIX): Remove.
7791 (pkgversion_string): New.
7792 (bug_report_url): Do not hard-code initializer.
7793 * version.h (pkgversion_string): Declare.
7794 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7796 (version.o): Define PKGVERSION and BUGURL.
7797 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7798 (%.pod): Define BUGURL.
7799 * gcc.c (process_command, main): Use pkgversion_string.
7800 * toplev.c (compile_file, print_version): Likewise.
7801 * protoize.c (main): Likewise.
7802 * gcov.c (print_version): Likewise. Update copyright date.
7803 * gcov-dump.c (print_version): Likewise. Update copyright date.
7804 * mips-tdump.c (main): Likewise. Update copyright date.
7805 * mips-tfile.c (main): Likewise. Update copyright date.
7806 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7807 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7808 shorten description.
7809 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7810 * doc/gccint.texi: Likewise.
7811 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7812 Update copyright date.
7814 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7816 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7817 (ix86_expand_strlensi_unroll_1): Ditto.
7818 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7819 (ix86_expand_carry_flag_compare): Update comment.
7821 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7824 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7825 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7827 2007-08-21 Richard Guenther <rguenther@suse.de>
7829 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7831 2007-08-21 Richard Guenther <rguenther@suse.de>
7834 * fold-const.c (fold_binary): Remove index +p PTR folding.
7835 Fix types of POINTER_PLUS_EXPR generated by folding of
7838 2007-08-20 Chao-ying Fu <fu@mips.com>
7840 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7841 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7842 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7843 (c_common_fixed_point_type_for_size): Declare.
7844 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7845 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7846 (c_token_starts_declspecs): Likewise.
7847 (c_parser_declspecs): Likewise.
7848 (c_parser_attributes): Likewise.
7849 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7850 (c_declspecs): Add saturating_p.
7851 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7852 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7853 _Sat. Handle RID_SAT.
7854 Avoid using void, bool, char, int, float, double, _Decimal32,
7855 _Decimal64, _Decimal128, and complex with _Sat.
7856 Handle RID_FRACT and RID_ACCUM.
7857 Make sure _Sat is used with _Fract or _Accum.
7858 (finish_declspecs): Handle cts_fract and cts_accum.
7859 * c-common.c (fixed-value.h): New include.
7860 (constant_expression_warning): Handle FIXED_CST.
7861 (overflow_warning): Likewise.
7862 (warnings_for_convert_and_check): Likewise.
7863 (c_common_fixed_point_type_for_size): New.
7864 (c_common_type_for_mode): Handle fixed-point modes to
7865 return various saturating/non-saturating, signed/unsigned types.
7866 (c_common_signed_or_unsigned_type): Support fixed-point types.
7867 (shorten_compare): Check fixed-point zero.
7868 Handle FIXED_POINT_TYPE.
7869 (c_common_truthvalue_conversion): Handle FIXED_CST.
7870 Handle FIXED_POINT_TYPE.
7871 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7873 (handle_mode_attribute): Handle fixed-point modes. Need to check
7874 if the signness of base type and fixed-point modes are consistent.
7875 (handle_vector_size_attribute): Handle fixed-point modes.
7876 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7877 (warn_for_div_by_zero): Check fixed-point zero.
7878 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7879 a common fixed-point type based on fbit, ibit, sign, and saturation.
7880 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7881 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7882 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7883 (convert_for_assignment): Support FIXED_POINT_TYPE.
7884 (digest_init): Handle FIXED_POINT_TYPE.
7885 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7886 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7887 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7888 GE_EXPR, LT_EXPR, GT_EXPR.
7889 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7890 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7891 * target.h (gcc_target): Add fixed_point_supported_p.
7892 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7893 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7894 (default_fixed_point_supported_p): Define.
7895 * targhooks.h (default_fixed_point_supported_p): Declare.
7896 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7897 * doc/install.texi (Configuration): Add --enable-fixed-point.
7898 * configure.ac (--enable-fixed-point): New to enable fixed-point
7899 arithmetic extension to C. For mips targets, we enable it by default.
7900 * configure, config.in: Regenerate.
7902 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7904 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7906 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7908 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7909 DWARF2_DEBUGGING_INFO.
7910 (cold_text_section_used): Same.
7911 (cold_text_section): Same.
7913 2007-08-20 Richard Guenther <rguenther@suse.de>
7915 * c-typeck.c (convert_for_assignment): Use the type of
7916 the member for the initialization.
7918 2007-08-20 Richard Guenther <rguenther@suse.de>
7920 * c-objc-common.c (c_disregard_inline_limits): Remove.
7921 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7922 * cgraphunit.c (cgraph_process_new_functions): Call
7923 disregard_inline_limits_p.
7924 (cgraph_preserve_function_body_p): Likewise.
7925 * ipa-inline.c (compute_inline_parameters): Likewise.
7926 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7928 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7929 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7930 disregard_inline_limits langhook.
7931 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7933 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7934 disregard_inline_limits langhook.
7935 * tree-inline.c (disregard_inline_limits_p): New function.
7936 * tree-inline.h (disregard_inline_limits_p): Declare.
7938 2007-08-20 Richard Guenther <rguenther@suse.de>
7940 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7941 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7942 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7943 auto_var_in_fn_p langhook.
7944 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7946 * tree.c (auto_var_in_fn_p): ... here.
7947 (find_var_from_fn): Call auto_var_in_fn_p directly.
7948 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7949 auto_var_in_fn_p langhook.
7950 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7951 (copy_body_r): Likewise.
7952 (self_inlining_addr_expr): Likewise.
7953 * tree.h (auto_var_in_fn_p): Declare.
7955 2007-08-20 Richard Guenther <rguenther@suse.de>
7957 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7958 (walk_type_fields): Take lh parameter.
7959 (walk_tree): Rename to ...
7960 (walk_tree_1): ... this. Do not call the walk_subtrees
7961 langhook but the now passed callback. Pass lh on recursion.
7962 (walk_tree_without_duplicates): Rename to ...
7963 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7964 and call walk_tree_1.
7965 * tree.h (walk_tree_lh): New typedef.
7966 (walk_tree_1): Declare.
7967 (walk_tree_without_duplicates_1): Likewise.
7968 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7969 (walk_tree_without_duplicates): New define to
7970 walk_tree_without_duplicates_1 with NULL lh parameter.
7971 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7972 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7974 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7975 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7976 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7979 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7982 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7983 code in front of the compacting of basic blocks.
7984 Move the folding of statements inbetween the cgraph checking
7985 and compacting of basic blocks.
7987 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7988 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7991 * config/alpha/alpha.c (va_list_skip_additions): Check for
7992 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7993 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7994 PLUS_EXPR when checking ap.__base.
7995 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7996 when doing addition on pointer types. Use size_int instead of
7998 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7999 ptr_type in the second operand.
8001 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8004 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8006 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8009 * cfgexpand.c (expand_one_register_var): Mark pointer
8010 DECL_ARTIFICIAL as REG_POINTER also.
8011 * stmt.c (expand_decl): Likewise.
8013 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8020 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8021 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8022 on_worklist argument and avoid adding things to worklist multiple
8024 (add_to_worklist): Ditto.
8025 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8026 single SFT is clobbered.
8027 (set_initial_properties): Ditto.
8028 (compute_call_clobbered): Update for changes to function
8030 (create_overlap_variables_for): Always create SFT for offset 0.
8031 (create_structure_vars): Handle PHI's, since we are in SSA form at
8033 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8034 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8036 (add_vars_for_offset): Figure out aliases from access + points-to.
8037 (add_virtual_operand): Use add_vars-for_offset.
8038 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8039 (add_call_clobber_ops): Remove makes_clobbering_call set.
8040 (get_expr_operands): Always pass through the INDIRECT_REF
8042 * tree-ssa-structalias.c (struct constraint_graph): Remove
8044 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8045 address_taken, pt_used, number_incoming.
8046 (FIRST_ADDR_NODE): Removed.
8047 (merge_graph_nodes): Remove broken code for the moment.
8048 (init_graph): New function.
8049 (build_pred_graph): Remove code to init_graph.
8050 Add location equivalence support.
8051 (struct scc_info): Rename roots to deleted.
8053 (init_scc_info): Ditto
8054 (init_topo_info): Use graph->size.
8055 (compute_topo_order): Ditto.
8056 (do_da_constraint): Removed.
8057 (do_sd_constraint): Remove calls to find().
8058 set_union_with_increment should always get 0 as last arg here.
8059 (do_complex_constraint): Replace do_da_constraint with assert.
8061 (struct equiv_class_label): New.
8062 (pointer_equiv_class_table): Ditto.
8063 (location_equiv_class_table): Ditto.
8064 (equiv_class_label_hash): Ditto.
8065 (equiv_class_label_eq): Ditto
8066 (equiv_class_lookup): Ditto.
8067 (equiv_class_ladd): Ditto.
8068 (pointer_equiv_class): Ditto.
8069 (location_equiv_class): Ditto.
8070 (condense_visit): Rename and rewrite from label_visit to do only
8071 SCC related stuff for HU.
8072 (label_visit): Do HU work for HU.
8073 (perform_var_substitution): Update to do HU and location
8075 (free_var_substitution_info): Update to free HU and location
8076 equivalence structures. */
8077 (find_equivalent_node): Update for pointer but not location
8079 (unite_pointer_equivalences): New function.
8080 (move_complex_constraints): Rewrite to only do moving.
8081 (rewrite_constraints): Split out of move_complex_constraints.
8082 (solve_graph): Use graph->size.
8083 (process_constraint_1): Add from_call argument, use it.
8084 Split *a = &b into two constraints.
8085 (process_constraint): Use new process_constraint_1.
8086 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8087 (get_constraint_for): Handle non-pointer integers properly.
8088 Remove code that used to handle structures.
8089 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8090 with unknown addends.
8091 (handle_rhs_call): New function.
8092 (find_func_aliases): Use handle_rhs_call.
8093 (set_uids_in_ptset): Add an assert.
8094 (set_used_smts): Fix bug in not considering unified vars.
8095 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8096 (compute_points_to_sets): Update for other function changes.
8097 (delete_points_to_sets): Ditto.
8098 (ipa_pta_execute): Ditto.
8099 (pass_ipa_pta): We need to update SSA after ipa_pta.
8101 2007-08-19 Jan Hubicka <jh@suse.cz>
8103 * i386.md: Replace "rim" and "mri" constraints by "g".
8105 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8107 * dwarf2out.c (text_section_used, cold_text_section_used,
8108 cold_text_section, dwarf2out_note_section_used): New.
8109 (dwarf2out_init): Initialize cold_text_section.
8110 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8111 dwarf2out_note_section_used.
8112 (size_of_aranges): Only count entry for text section if it was
8113 used. Count entry for cold text section if it was used.
8114 (output_aranges): Only output entries for text section and cold
8115 text section if they were used.
8117 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8119 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8121 (debug_generic_stmt): Likewise.
8122 (debug_tree_chain): Likewise.
8124 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8126 * tree-data-refs.c (split_constant_offset): Expose.
8127 * tree-data-refs.h (split_constant_offset): Add declaration.
8129 * tree-vectorizer.h (dr_alignment_support): Renamed
8130 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8131 Added a new value dr_explicit_realign.
8132 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8133 dr_offset, dr_step, and dr_aligned_to, along with new access
8134 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8135 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8136 STMT_VINFO_DR_ALIGNED_TO.
8138 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8140 In case of outer-loop vectorization with non-fixed misalignment - use
8141 the dr_explicit_realign scheme instead of the optimized realignment
8143 (new_stmt_vec_info): Initialize new fields.
8145 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8146 'nested_in_vect_loop' case. Change verbosity level.
8147 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8148 Don't fail on zero step in the outer-loop for loads.
8149 (vect_analyze_data_refs): Call split_constant_offset to calculate
8150 base, offset and init relative to the outer-loop.
8152 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8153 BSI function argument with a new function argument - at_loop.
8154 Simplify the condition that determines STEP. Takes additional argument
8155 INV_P. Support outer-loop vectorization (handle the
8156 nested_in_vect_loop case), including zero step in the outer-loop. Call
8157 vect_create_addr_base_for_vector_ref with additional argument.
8158 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8159 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8160 Fixed and simplified calculation of step.
8161 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8162 of bsi, and with additional argument. Call bump_vector_ptr with
8163 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8164 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8165 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8166 when the realignment setup needs to take place inside the loop.
8167 Support the dr_explicit_realign scheme. Allow generating the optimized
8168 realignment scheme for outer-loop vectorization. Added documentation.
8169 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8170 the 'nested_in_vect_loop' case, including loads that are invariant in
8171 the outer-loop and the realignment schemes. Handle the case when the
8172 realignment setup needs to take place inside the loop. Call
8173 vect_setup_realignment with additional arguments. Call
8174 vect_create_data_ref_ptr with additional argument and with loop instead
8175 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8176 (vect_gen_niters_for_prolog_loop): Call
8177 vect_create_addr_base_for_vector_ref with additional arguments.
8178 (vect_create_cond_for_align_checks): Likewise.
8179 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8180 scheme: takes additional argument bump; argument ptr_incr is now
8181 optional; updated documentation.
8182 (vect_init_vector): Takes additional argument (bsi). Use it, if
8183 available, to insert the vector initialization.
8184 (get_initial_def_for_induction): Pass additional argument in call to
8186 (vect_get_vec_def_for_operand): Likewise.
8187 (vect_setup_realignment): Likewise.
8188 (vectorizable_load): Likewise.
8190 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8192 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8193 as argument instead of struct loop.
8194 (nested_in_vect_loop_p): New function.
8195 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8197 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8198 from other phis in the loop.
8199 (destroy_loop_vec_info): Add additional argument to declaration.
8201 * tree-vectorizer.c (supportable_widening_operation): Also check if
8202 nested_in_vect_loop_p (don't allow changing the order in this case).
8203 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8204 of struct loop. Call nested_in_vect_loop_p and don't require
8205 flag_unsafe_math_optimizations if it returns true.
8206 (new_stmt_vec_info): When setting def_type for phis differentiate
8207 loop-header phis from other phis.
8208 (bb_in_loop_p): New function.
8209 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8210 just update their loop_vinfo. Order of BB traversal now matters -
8211 call dfs_enumerate_from with bb_in_loop_p.
8212 (destroy_loop_vec_info): Takes additional argument to control whether
8213 stmt_vinfo of the loop stmts should be destroyed as well.
8214 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8215 reduction stmt to be defines by a non loop-header phi.
8216 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8218 * tree-vect-transform.c (vectorizable_reduction): Call
8219 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8220 (vectorizable_call): Likewise.
8221 (vectorizable_conversion): Likewise.
8222 (vectorizable_operation): Likewise.
8223 (vectorizable_type_promotion): Likewise.
8224 (vectorizable_type_demotion): Likewise.
8225 (vectorizable_store): Likewise.
8226 (vectorizable_live_operation): Likewise.
8227 (vectorizable_reduction): Likewise. Also pass loop_info to
8228 vect_is_simple_reduction instead of loop.
8229 (vect_init_vector): Call nested_in_vect_loop_p.
8230 (get_initial_def_for_reduction): Likewise.
8231 (vect_create_epilog_for_reduction): Likewise.
8232 (vect_init_vector): Check which loop to work with, in case there's an
8234 (get_initial_def_for_inducion): Extend to handle outer-loop
8235 vectorization. Fix indentation.
8236 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8237 In the case vect_induction_def get the vector def from the induction
8238 phi node, instead of calling get_initial_def_for_inducion.
8239 (get_initial_def_for_reduction): Extend to handle outer-loop
8241 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8243 (vect_transform_loop): Change assert to just skip this case. Add a
8245 (vect_finish_stmt_generation): Add a couple asserts.
8247 (vect_estimate_min_profitable_iters): Multiply
8248 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8250 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8251 this is an inner-loop reduction in outer-loop vectorization.
8253 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8254 Same code as what used to be vect_analyze_scalar_cycles, only with
8255 additional argument loop, and loop_info passed to
8256 vect_is_simple_reduction instead of loop.
8257 (vect_analyze_scalar_cycles): Code factored out into
8258 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8259 Updated documentation.
8260 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8261 outer-loop vectorization that are live or not used in the outerloop,
8262 cause this requires special handling.
8263 (vect_enhance_data_refs_alignment): Don't consider versioning for
8265 (vect_analyze_data_refs): Check that there are no datarefs in the
8267 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8268 and vect_used_in_outer_by_reduction cases.
8269 (process_use): Also consider the case of outer-loop stmt defining an
8270 inner-loop stmt and vice versa.
8271 (vect_analyze_loop_1): New function.
8272 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8273 loops. Call vect_analyze_loop_1.
8274 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
8275 been vectorized. Call destroy_loop_vec_info with additional argument.
8277 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
8278 in the inner-loop when doing outer-loop vectorization. Add
8279 documentation and printout.
8280 (vect_recog_dot_prod_pattern): Likewise. Also add check for
8281 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
8283 2007-08-18 Andrew Pinski <pinskia@gmail.com>
8285 * tree-affine.h (print_aff): New prototype.
8286 (debug_aff): Likewise.
8287 * tree-affine.c (print_aff): New function.
8288 (debug_aff): Likewise.
8290 2007-08-18 Paul Brook <paul@codesourcery.com>
8291 Joseph Myers <joseph@codesourcery.com>
8293 * common.opt (-fdebug-prefix-map=): New option.
8294 * opts.c: Include debug.h.
8295 (common_handle_option): Handle -fdebug-prefix-map.
8296 * final.c: Include ggc.h.
8297 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
8298 remap_debug_filename): New.
8299 * Makefile.in (final.o, opts.o): Update dependencies.
8300 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
8301 * configure.ac: Check for assembler --debug-prefix-map support.
8302 * configure, config.in: Regenerate.
8303 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
8304 (ASM_DEBUG_SPEC): Include ASM_MAP.
8305 * doc/install.texi (--with-debug-prefix-map): Document.
8306 * doc/invoke.texi (-fdebug-prefix-map): Document.
8307 * dbxout.c (dbxout_init, dbxout_start_source_file,
8308 dbxout_source_file): Call remap_debug_filename.
8309 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
8310 dwarf2out_start_source_file, dwarf2out_finish): Call
8311 remap_debug_filename.
8312 (file_table_relative_p): Do not check d->emitted_number.
8313 * toplev.c (output_file_directive): Call remap_debug_filename.
8314 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
8315 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
8317 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8319 * loop-invariant.c (find_invariants_to_move): Add missing macro
8322 2007-08-17 Tom Tromey <tromey@redhat.com>
8324 * tree.h (struct tree_label_decl): Removed old "java" fields.
8326 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8327 Nigel Stephens <nigel@mips.com>
8329 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8330 Treat -mno-data-in-code and -mcode-xonly as aliases for
8331 -mcode-readable=no and -mcode-readable=pcrel respectively.
8332 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8333 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8334 (MULTILIB_DIRNAMES): Update accordingly.
8336 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8338 * Makefile.in (version.o): Depend on $(REVISION) only if
8339 REVISION_s is defined.
8341 2007-08-17 Sa Liu <saliu@de.ibm.com>
8342 Ulrich Weigand <uweigand@de.ibm.com>
8345 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8346 use build_qualified_type to retain qualifiers of the base type.
8348 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8350 * config/score/score.md : Update pattern tablejump.
8351 * config/score/score.c : Update score_initialize_trampoline
8353 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8354 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8355 * doc/contrib.texi: Add my entry.
8357 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8359 * Makefile.in (REVISION): New.
8362 (version.o): Also depend on $(REVISION). Add
8363 -DREVISION=$(REVISION_s).
8365 * version.c (version_string): Add REVISION.
8367 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8369 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8370 of GOTO that's relocated to a different block.
8372 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8374 * c-common.c (const_strip_array_types): New.
8375 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8376 (const_strip_array_types): New.
8377 * c-objc-common.c (c_disregard_inline_limits,
8378 c_warn_unused_global_decl): Constify.
8379 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8380 c_vla_type_p, c_incomplete_type_error): Likewise.
8381 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8382 * hooks.c (hook_bool_const_tree_false): New.
8383 * hooks.h (hook_bool_const_tree_false): Likewise.
8384 * langhooks-def.h (lhd_warn_unused_global_decl,
8385 lhd_incomplete_type_error, lhd_expr_size,
8386 lhd_tree_inlining_disregard_inline_limits,
8387 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8388 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8389 * langhooks.c (lhd_warn_unused_global_decl,
8390 lhd_incomplete_type_error,
8391 lhd_tree_inlining_disregard_inline_limits,
8392 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8393 lhd_expr_size): Likewise.
8394 * langhooks.h (lang_hooks_for_tree_inlining,
8395 lang_hooks_for_tree_dump, lang_hooks_for_types,
8396 lang_hooks_for_decls, lang_hooks): Likewise.
8397 * pointer-set.c (pointer_set_t, pointer_set_create,
8398 pointer_set_contains, insert_aux, pointer_set_insert,
8399 pointer_set_traverse, pointer_map_t, pointer_map_create,
8400 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8402 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8403 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8404 pointer_map_traverse): Likewise.
8405 * predict.c (assert_is_empty): Likewise.
8406 * tree-affine.c (free_name_expansion): Likewise.
8407 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8408 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8409 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8411 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8413 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8415 (destroy_loop_vec_info): Add call to VEC_free.
8416 * tree-vectorizer.h (may_alias_ddrs): Define.
8417 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8418 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8419 Change reporting to dump.
8420 (vect_is_duplicate_ddr): New.
8421 (vect_mark_for_runtime_alias_test): New.
8422 (vect_analyze_data_ref_dependences) Add call to
8423 vect_mark_for_runtime_alias_test.
8424 (vect_enhance_data_refs_alignment): Define local variable
8425 vect_versioning_for_alias_required, don't perform
8426 peeling for alignment if versioning for alias is
8428 (vect_enhance_data_refs_alignment): Use
8429 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8430 PARAM_VECT_MAX_VERSION_CHECKS.
8431 * tree-vect-transform.c
8432 (vect_create_cond_for_alias_checks): New.
8433 (vect_transform_loop): Add call to
8434 vect_create_cond_for_alias_checks.
8435 (vect_vfa_segment_size): New.
8436 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8438 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8439 * gcc/doc/invoke.texi
8440 (vect-max-version-for-alignment-checks): Document.
8441 (vect-max-version-for-alias-checks): Document.
8442 (vect-max-version-checks): Remove.
8444 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8446 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8447 the same line as the instruction for all asm dialects.
8448 (*rep_movsi): Ditto.
8449 (*rep_movsi_rex64): Ditto.
8450 (*rep_movqi): Ditto.
8451 (*rep_movqi_rex64): Ditto.
8452 (*rep_stosdi_rex64): Ditto.
8453 (*rep_stossi): Ditto.
8454 (*rep_stossi_rex64): Ditto.
8455 (*rep_stosqi): Ditto.
8456 (*rep_stosqi_rex64): Ditto.
8457 (*cmpstrnqi_nz_1): Ditto.
8458 (*cmpstrnqi_nz_rex_1): Ditto.
8459 (*cmpstrnqi_1): Ditto.
8460 (*cmpstrnqi_rex_1): Ditto.
8461 (*strlenqi_1): Ditto.
8462 (*strlenqi_rex_1): Ditto.
8463 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8464 prefix on the same line as the instruction for all asm dialects.
8465 (sync_double_compare_and_swap<mode>): Ditto.
8466 (*sync_double_compare_and_swapdi_pic): Ditto.
8467 (*sync_compare_and_swap_cc<mode>): Ditto.
8468 (sync_double_compare_and_swap_cc<mode>): Ditto.
8469 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8470 (sync_old_add<mode>): Ditto.
8471 (sync_add<mode>): Ditto.
8472 (sync_sub<mode>): Ditto.
8473 (sync_ior<mode>): Ditto.
8474 (sync_and<mode>): Ditto.
8475 (sync_xor<mode>): Ditto.
8477 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8480 * reload.c (find_reloads): Check that the memory returned by
8481 find_reloads_toplev was not the result of forcing a constant
8483 (find_reloads_toplev): Always use simplify_gen_subreg to get
8484 the subreg of a constant. If the result is also a constant,
8485 but not a legitimate one, force it into the constant pool
8486 and reload its address.
8488 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8490 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8493 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8495 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8496 directive for the current vector ABI.
8498 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8501 * caller-save.c (reg_save_code): Set invalide status on restore code.
8503 2007-08-15 Diego Novillo <dnovillo@google.com>
8505 * tree-ssa-alias.c (compute_memory_partitions): Use
8506 alias_bitmap_obstack to allocate bitmaps.
8507 (reset_alias_info): Factor out of init_alias_info.
8508 Mark all name tags not associated to an SSA name for renaming.
8509 (init_alias_info): Call it.
8510 (create_name_tags): Tidy. Add comments.
8511 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8513 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8515 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8516 scheduler dependencies.
8518 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8520 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8522 (*iorsi_1_zext): Likewise.
8523 (*iorsi_1_zext_imm): Likewise.
8524 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8525 with "rm"/"xm" constraint.
8526 (sse2_vmsqrtv2df2): Likewise.
8528 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8531 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8534 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8536 * tree-pass.h (PROP_pta): Removed.
8537 (TODO_rebuild_alias): New.
8538 (pass_may_alias): Removed.
8539 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8540 aliasing if we changed something.
8541 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8543 (pass_may_alias): Removed.
8544 (create_structure_vars): Return TODO_rebuild_alias.
8545 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8546 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8548 (tree_sra_early): We never affect aliasing right now.
8549 * tree-flow.h (compute_may_aliases): New prototype.
8550 * passes.c: Remove pass_may_alias from the passes.
8551 (execute_function_todo): Support TODO_rebuild_alias.
8553 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8555 * i386.c: (legitimize_address): Move dllimported variable check
8556 infront of legitimizing pic address of CONST symbols.
8558 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8560 PR tree-optimization/32941
8561 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8562 (goto_queue_cmp): Remove.
8563 (find_goto_replacement): Change search method.
8564 (maybe_record_in_goto_queue): Add assert.
8565 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8566 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8568 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * alias.c (component_uses_parent_alias_set): Constify.
8571 * alias.h (component_uses_parent_alias_set): Likewise.
8572 * cfgrtl.c (print_rtl_with_bb): Likewise.
8573 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8574 mpz_get_double_int): Likewise.
8575 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8576 mpz_get_double_int): Likewise.
8577 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8578 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8580 * expr.h (safe_from_p): Likewise.
8581 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8583 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8584 zero_sized_type, goa_lhs_expr_p): Likewise.
8585 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8586 * rtl.h (print_rtl_with_bb): Likewise.
8587 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8588 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8589 * tree-flow-inline.h (bb_stmt_list): Constify.
8590 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8592 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8593 const_first_stmt, const_last_stmt): New.
8594 (block_may_fallthru, empty_block_p): Constify.
8595 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8596 EXPR_ONLY_BODY): New.
8597 (expr_first, expr_last, expr_only): Use macro for body.
8598 (const_expr_first, const_expr_last, const_expr_only): New.
8599 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8600 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8601 ctsi_prev, ctsi_stmt): New.
8602 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8603 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8604 * tree-ssa-loop-niter.c (loop_only_exit_p,
8605 derive_constant_upper_bound): Likewise.
8606 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8607 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8608 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8609 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8610 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8611 * tree.c (get_type_static_bounds): Likewise.
8612 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8613 (get_type_static_bounds): Constify.
8615 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8618 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8619 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8620 (*<addsub><mode>3_cc_overflow): New.
8621 (*add<mode>3_cconly_overflow): New.
8622 (*sub<mode>3_cconly_overflow): New.
8623 (*<addsub>si3_zext_cc_overflow): New.
8624 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8625 CCCmode for LTU, GTU, LEU and GEU.
8626 (ix86_comparison_operator): Likewise.
8627 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8628 * config/i386/i386.c (put_condition_code): Support CCCmode.
8629 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8630 or MINUS expressions.
8632 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8635 * c-typeck.c (build_binary_op): Disallow vector float types with
8636 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8638 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8640 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8641 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8642 (dep_def): New typedef.
8643 (init_dep_1, sd_debug_dep): Declare functions.
8644 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8645 (debug_dep_links): Remove.
8646 (struct _deps_list): New field 'n_links'.
8647 (DEPS_LIST_N_LINKS): New macro.
8648 (FOR_EACH_DEP_LINK): Remove.
8649 (create_deps_list, free_deps_list, delete_deps_list): Remove
8651 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8652 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8653 (copy_deps_list_change_con, move_dep_link): Ditto.
8654 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8655 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8657 (INSN_BACK_DEPS): Remove.
8658 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8660 (INSN_DEP_COUNT): Remove.
8661 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8662 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8663 Declare global variables.
8664 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8665 (add_forw_dep, compute_forward_dependences): Remove declarations.
8666 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8667 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8668 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8670 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8672 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8673 (sd_list_types_def): New typedef.
8674 (sd_next_list): Declare function.
8675 (struct _sd_iterator): New type.
8676 (sd_iterator_def): New typedef.
8677 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8679 (FOR_EACH_DEP): New cycle wrapper.
8680 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8682 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8683 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8686 * sched-deps.c (init_dep_1): Make global.
8687 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8689 (dump_dep): New static function.
8690 (dump_dep_flags): New static variable.
8691 (sd_debug_dep): New function.
8692 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8694 (move_dep_link): Use remove_from_deps_list (), instead of
8696 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8697 (dep_link_is_detached_p): New static function.
8698 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8700 (dn_pool, dl_pool): New alloc_pools.
8701 (dn_pool_diff, dl_pool_diff): New static variables.
8702 (create_dep_node, delete_dep_node): New static function.
8703 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8704 (deps_list_empty_p): Make it static. Use 'n_links' field.
8705 (deps_pools_are_empty_p): New static function.
8706 (alloc_deps_list, delete_deps_list): Remove.
8707 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8708 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8709 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8710 (forward_dependency_cache): Remove.
8711 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8712 'back' from the names. Change signature to use dep_t instead of
8714 (add_back_dep): Ditto. Make global.
8715 (check_dep_status): Rename to check_dep ().
8716 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8718 (sd_finish_insn): Ditto.
8719 (sd_find_dep_between_no_cache): New static function.
8720 (sd_find_dep_between): New function.
8721 (ask_dependency_caches, set_dependency_caches): New static functions.
8722 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8723 (add_or_update_dep_1): Separate pieces of functionality into
8724 ask_dependency_caches (), update_dependency_caches (),
8725 change_spec_dep_to_hard (), update_dep ().
8726 (get_back_and_forw_lists): New static function.
8727 (sd_add_dep): Separate setting of dependency caches into
8728 set_dependency_caches ().
8729 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8731 (sd_delete_dep): Ditto.
8732 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8733 (dump_lists): New static function.
8734 (sd_debug_lists): New debug function.
8735 (delete_all_dependences, fixup_sched_groups): Update to use
8736 sd_* infrastructure.
8737 (sched_analyze_2): Create data-speculative dependency only if
8738 data-speculation is enabled.
8739 (sched_analyze_insn): If insn cannot be speculative, make all its
8740 dependencies non-speculative.
8741 (sched_analyze): Use sd_init_insn ().
8742 (add_forw_dep, compute_forward_dependencies): Remove.
8743 (delete_dep_nodes_in_back_deps): New static function.
8744 (sched_free_deps): New function.
8745 (init_dependency_caches): Init alloc_pools.
8746 (extend_depedency_caches): Update after removing of
8747 forward_dependency_cache.
8748 (free_dependency_caches): Ditto. Free alloc_pools.
8749 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8750 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8752 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8753 (add_dependence): Use init_dep ().
8754 (get_dep_weak_1): New static function.
8755 (get_dep_weak): Move logic to get_dep_weak_1 ().
8756 (dump_ds): New static function moved from haifa-sched.c:
8757 debug_spec_status ().
8758 (debug_ds): New debug function.
8759 (check_dep_status): Rename to check_dep (). Update to check whole
8762 * haifa-sched.c (spec_info): Make global.
8763 (added_recovery_block_p): Rename to
8764 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8765 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8766 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8767 to use new interfaces.
8768 (ok_for_early_queue_removal): Ditto.
8769 (schedule_block): Initialize logical uids of insns emitted by the
8771 (sched_init): Initialize new variable.
8772 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8774 (extend_global): Initialize insn data.
8775 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8776 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8778 (add_to_speculative_block): Update to use new interfaces.
8779 (create_recovery_block): Set new variables.
8780 (create_check_block_twin, fix_recovery_deps): Update to use new
8782 (sched_insn_is_legitimate_for_speculation_p): New function.
8783 (speculate_insn): Move checking logic to
8784 sched_insn_is_legitimate_for_speculation_p ().
8785 (sched_remove_insn): Finalize sched-deps information of instruction.
8786 (clear_priorities, add_jump_dependencies): Update to use new
8788 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8790 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8791 to use new interfaces.
8792 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8793 (new_ready): Try to use control speculation only if it is available.
8794 (add_branch_dependences): Update to use new interfaces.
8795 (compute_block_backward_dependences): Rename to
8796 compute_block_dependences (). Call
8797 targetm.sched.dependencies_evaluation_hook ().
8798 (free_block_dependencies): New static function.
8799 (debug_dependencies): Update to use new interfaces.
8800 (schedule_region): Remove separate computation of forward dependencies.
8801 Move call of targetm.sched.dependencies_evaluation_hook () to
8802 compute_block_dependences (). Free dependencies at the end of
8803 scheduling the region.
8805 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8807 (add_deps_for_risky_insns): Ditto.
8808 (schedule_ebb): Remove separate computation of forward dependencies.
8809 Free dependencies at the end of scheduling the ebb.
8811 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8812 (build_intra_loop_deps): Ditto. Remove separate computation of
8813 forward dependencies. Free sched-deps dependencies.
8815 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8816 to use new interfaces.
8817 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8819 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8821 (is_costly_group): Ditto.
8823 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8825 * alias.c (rtx_equal_for_memref_p): Constify.
8826 * basic-block.h (const_edge, const_basic_block): New.
8827 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8828 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8829 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8830 probably_never_executed_bb_p, edge_probability_reliable_p,
8831 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8832 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8834 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8835 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8837 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8838 flow_nodes_print, dfs_enumerate_from): Likewise.
8839 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8840 control_flow_insn_p, count_basic_blocks): Likewise.
8841 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8842 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8843 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8844 average_num_loop_insns, loop_exit_edge_p,
8845 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8846 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8847 average_num_loop_insns, seq_cost): Likewise.
8848 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8849 * dominance.c (dominated_by_p): Likewise.
8850 * emit-rtl.c (validate_subreg): Likewise.
8851 * except.c (can_throw_internal, can_throw_external): Likewise.
8852 * except.h (can_throw_internal, can_throw_external): Likewise.
8853 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8854 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8855 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8856 simple_mem, store_ops_ok, load_kills_store, find_loads,
8857 store_killed_in_insn, store_killed_after, store_killed_before,
8858 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8860 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8861 noce_mem_write_may_trap_or_fault_p): Likewise.
8862 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8864 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8866 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8867 probably_cold_bb_p, probably_never_executed_bb_p,
8868 edge_probability_reliable_p, br_prob_note_reliable_p,
8869 can_predict_insn_p): Likewise.
8870 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8871 * resource.c (return_insn_p): Likewise.
8872 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8874 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8875 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8876 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8877 verify_gimple_modify_stmt): Likewise.
8878 * tree-chrec.c (is_not_constant_evolution,
8879 is_multivariate_chrec_rec, is_multivariate_chrec,
8880 chrec_contains_symbols, chrec_contains_undetermined,
8881 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8882 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8883 eq_evolutions_p, scev_direction): Likewise.
8884 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8885 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8886 chrec_contains_symbols_defined_in_loop,
8887 chrec_contains_undetermined, tree_contains_chrecs,
8888 evolution_function_is_affine_multivariate_p,
8889 evolution_function_is_univariate_p, chrec_zerop,
8890 evolution_function_is_constant_p, evolution_function_is_affine_p,
8891 evolution_function_is_affine_or_constant_p,
8892 tree_does_not_contain_chrecs, chrec_type): Likewise.
8893 * tree-data-ref.c (tree_fold_divides_p,
8894 object_address_invariant_in_loop_p, dr_may_alias_p,
8895 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8896 same_access_functions, constant_access_functions,
8897 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8899 * tree-flow.h (scev_direction): Likewise.
8900 * tree-gimple.c (is_gimple_stmt): Likewise.
8901 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8903 * tree-pretty-print.c (op_prio): Likewise.
8904 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8905 analyzable_condition, backedge_phi_arg_p): Likewise.
8906 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8907 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8908 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8911 2007-08-13 Dan Hipschman <dsh@google.com>
8914 * c-format.c (check_format_arg): Move check for zero-length
8915 format strings below the check for unterminated strings.
8917 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8920 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8923 2007-08-13 Nick Clifton <nickc@redhat.com>
8925 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8927 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8930 * c-format.c (gcc_gfc_length_specs): New array.
8931 (gcc_gfc_char_table): Add unsigned specifier, and references to
8932 the l length modifier.
8933 (format_types_orig): Use the new gcc_gfc_length_specs.
8935 2007-08-12 Sa Liu <saliu@de.ibm.com>
8937 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8938 and with REG_RETVAL note after split.
8940 2007-08-11 David Daney <ddaney@avtrex.com>
8942 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8943 as ATTRIBUTE_UNUSED.
8945 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8946 Segher Boessenkool <segher@kernel.crashing.org>
8948 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8949 HAVE_LOCAL_CPU_DETECT not defined.
8951 2007-08-11 Jan Hubicka <jh@suse.cz>
8953 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8954 (cgraph_process_new_functions): Honor previous value of
8955 disregard_inline_limits.
8956 * ipa-inline.c (compute_inline_parameters): Likewise.
8958 2007-08-11 Ian Lance Taylor <iant@google.com>
8960 * alias.h (alias_set_type): Define new type.
8961 (ALIAS_SET_MEMORY_BARRIER): Use it.
8962 * rtl.h: Include alias.h.
8963 (struct mem_attrs): Use alias_set_type.
8964 * tree.h: Include alias.h
8965 (struct tree_type): Use alias_set_type.
8966 (struct tree_struct_field_tag): Likewise.
8967 (struct tree_decl_common): Likewise.
8968 * alias.c (struct alias_set_entry): Use alias_set_type.
8969 (get_alias_set_entry, alias_set_subset_of): Likewise.
8970 (alias_sets_conflict_p): Likewise.
8971 (alias_sets_must_conflict_p): Likewise.
8972 (objects_must_conflict_p): Likewise.
8973 (get_alias_set, new_alias_set): Likewise.
8974 (record_alias_subset, record_component_aliases): Likewise.
8975 (varargs_set, frame_set): Change to alias_set_type.
8976 (get_varargs_alias_set): Use alias_set_type.
8977 (get_frame_alias_set): Likewise.
8978 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8979 * dse.c (struct store_info): Use alias_set_type.
8980 (struct read_info, struct clear_alias_mode_holder): Likewise.
8981 (clear_alias_set_lookup, canon_address): Likewise.
8982 (record_store, check_mem_read_rtx): Likewise.
8983 (dse_record_singleton_alias_set): Likewise.
8984 (dse_invalidate_singleton_alias_set): Likewise.
8985 * emit-rtl.c (get_mem_attrs): Likewise.
8986 (set_mem_attributes_minus_bitpos): Likewise.
8987 (set_mem_alias_set): Likewise.
8988 * expr.c (store_constructor_field, store_field): Likewise.
8989 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8990 * langhooks.c (lhd_get_alias_set): Likewise.
8991 * langhooks-def.h (lhd_get_alias_set): Likewise.
8992 * reload1.c (alter_reg): Likewise.
8993 * tree-flow.h (struct fieldoff): Likewise.
8994 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8995 (may_alias_p, get_smt_for, create_sft): Likewise.
8996 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8997 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8998 (merge_smts_into): Likewise.
8999 * varasm.c (const_alias_set): Likewise.
9000 * c-common.c (strict_aliasing_warning): Likewise.
9001 (c_common_get_alias_set): Likewise.
9002 * dse.h (dse_record_singleton_alias_set): Update declaration.
9003 (dse_invalidate_singleton_alias_set): Likewise.
9004 * emit-rtl.h (set_mem_alias_set): Likewise.
9005 * c-common.h (c_common_get_alias_set): Likewise.
9006 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9007 * print-tree.c (print_node): Likewise.
9008 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9010 (alpha_setup_incoming_varargs): Use alias_set_type.
9011 * config/i386/i386.c (setup_incoming_varargs_64): Use
9013 (setup_incoming_varargs_ms_64): Likewise.
9014 (ix86_GOT_alias_set): Likewise.
9015 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9016 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9017 (set): Change to alias_set_type.
9018 (get_TOC_alias_set): Use alias_set_type.
9019 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9021 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9022 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9024 (struct_value_alias_set): Likewise.
9025 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9027 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9029 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9030 * config/vxworks.h (TARGET_VXWORKS): Override.
9031 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9032 "mips" if TARGET_VXWORKS.
9034 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9036 * calls.c (avoid_likely_spilled_reg): New function.
9037 (expand_call): Use it.
9039 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9041 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9043 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9045 * config/mips/predicates.md (const_call_insn_operand): Invoke
9046 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9048 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9051 * config/rs6000/driver-rs6000.c: Include link.h.
9052 Use ElfW instead of wordsize-specif typedef.
9054 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9056 * system.h (CONST_CAST): New.
9057 * c-decl.c (c_make_fname_decl): Use it.
9058 * c-lex.c (cb_ident, lex_string): Likewise.
9059 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9060 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9061 give_switch, set_multilib_dir): Likewise.
9062 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9063 * passes.c (execute_one_pass): Likewise.
9064 * prefix.c (update_path): Likewise.
9065 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9066 * tree.c (build_string): Likewise.
9068 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9070 * tree-flow-inline.h (is_exec_stmt): Remove.
9071 (is_label_stmt): Remove.
9072 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9075 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9077 * lower-subreg.c (resolve_shift_zext): Don't adjust
9078 src_reg_num for wordmode operands.
9080 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9081 David Ung <davidu@mips.com>
9083 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9084 (TARGET_SCHED_REORDER2): Define.
9085 (mips_maybe_swap_ready): New.
9086 (mips_last_74k_agen_insn): New.
9087 (mips_74k_agen_init): New.
9088 (mips_74k_agen_reorder): New function to group loads and stores
9090 (mips_sched_init): New.
9091 (mips_sched_reorder): Don't do initialization here. Call
9092 mips_74k_agen_reorder.
9093 (mips_variable_issue): Call mips_74k_agen_init.
9095 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9097 * tree-flow-inline.h (get_filename): Remove.
9099 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9101 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9103 (mips_fetch_insns): Delete in favor of...
9104 (mips_load_store_insns): ...this new function.
9105 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9106 to say whether multiword moves _might_ be split.
9107 (mips_fetch_insns): Delete in favor of...
9108 (mips_load_store_insns): ...this new function.
9109 (mips_rtx_costs): Update the call to mips_address_insns.
9110 (mips_address_cost): Likewise.
9111 * config/mips/mips.md (length): Use mips_load_store_insns instead
9112 of mips_fetch_insns.
9113 * config/mips/constraints.md (R): Use mips_address_insns rather
9114 than mips_fetch_insns. Assume that the move never needs to be split.
9116 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9118 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9119 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9120 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9121 * config/mips/mips.h (mips16_hard_float): Delete.
9122 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9123 definitions, and replace with....
9124 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9125 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9126 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9127 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9128 (override_options): Replace MASK_SOFT_FLOAT references with
9129 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9130 and mips16_hard_float when TARGET_MIPS16.
9132 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9135 * c-typeck.c (build_binary_op): Check for non pointer types before
9136 calling int_fits_type_p.
9138 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9141 * fold-const.c (omit_one_operand): Return only the ommitted expression
9142 if the result is an empty statement.
9143 (pedantic_omit_one_operand): Likewise.
9145 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9147 * c-typeck.c (readonly_error): Improve error for assignment.
9149 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9151 (pp_c_expression): Ditto.
9153 2007-08-09 Simon Baldwin <simonb@google.com>
9155 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9156 break that was preventing simplify_associative_operation() for xor.
9158 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9159 Nigel Stephens <nigel@mips.com>
9161 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9162 Document change in interpretation of value from boolean to
9164 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9165 ffs and ctz using clz.
9166 (expand_unop): Call them.
9167 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9169 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9170 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9171 enable the new ffs expansion on this target.
9173 2007-08-09 Jan Hubicka <jh@suse.cz>
9175 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9176 (expand_ternary_op): Likewise.
9177 (expand_vec_shift_expr): Likewise.
9178 (expand_binop_directly): Likewise.
9179 (expand_binop): Likewise.
9180 (sign_expand_binop): Likewise.
9181 (expand_twoval_unop): Likewise.
9182 (expand_twoval_binop): Likewise.
9183 (expand_twoval_binop_libfunc): Likewise.
9184 (widen_clz): Likewise.
9185 (widen_bswap): Likewise.
9186 (expand_parity): Likewise.
9187 (expand_unop): Likewise.
9188 (expand_abs_nojump): Likewise.
9189 (expand_copysign): Likewise.
9190 (emit_no_conflict_block): Likewise.
9191 (emit_libcall_block): Likewise.
9192 (can_compare_p): Likewise.
9193 (prepare_cmp_insn): Likewise.
9194 (emit_cmp_and_jump_insn_1): Likewise.
9195 (prepare_float_lib_cmp): Likewise.
9196 (emit_conditional_add): Likewise.
9197 (gen_add2_insn): Likewise.
9198 (have_add2_insn): Likewise.
9199 (gen_sub2_insn): Likewise.
9200 (have_sub2_insn): Likewise.
9201 (can_extend_p): Likewise.
9202 (can_fix_p): Likewise.
9203 (can_float_p): Likewise.
9204 (expand_float): Likewise.
9205 (expand_fix): Likewise.
9206 (expand_sfix_optab): Likewise.
9207 (new_optab): Likewise.
9208 (new_convert_optab): Likewise.
9209 (init_libfuncs): Likewise.
9210 (init_interclass_conv_libfuncs): Likewise.
9211 (init_intraclass_conv_libfuncs): Likewise.
9212 (set_conv_libfunc): Likewise.
9213 (init_optabs): Likewise.
9214 (debug_optab_libfuncs): Likewise.
9215 (gen_cond_trap): Likewise.
9216 * optabs.h (optab_handler, convert_optab_hanlder): New.
9217 * genopinit.c: Update optabs generation table.
9218 * reload.c (find_reloads_address_1): Use optabs accestors.
9219 * builtins.c (expand_builtin_mathfn): Likewise.
9220 (expand_builtin_mathfn_2): Likewise.
9221 (expand_builtin_mathfn_3): Likewise.
9222 (expand_builtin_interclass_mathfn): Likewise.
9223 (expand_builtin_sincos): Likewise.
9224 (expand_builtin_cexpi): Likewise.
9225 (expand_builtin_powi): Likewise.
9226 (expand_builtin_strlen): Likewise.
9227 * dojump.c (do_jump): Likewise.
9228 * expr.c (convert_move): Likewise.
9229 (move_by_pieces): Likewise.
9230 (move_by_pieces_ninsns): Likewise.
9231 (can_store_by_pieces): Likewise.
9232 (store_by_pieces_1): Likewise.
9233 (emit_move_via_integer): Likewise.
9234 (emit_move_complex): Likewise.
9235 (emit_move_ccmode): Likewise.
9236 (emit_move_insn_1): Likewise.
9237 (emit_single_push_insn): Likewise.
9238 (store_constructor): Likewise.
9239 (expand_expr_real_1): Likewise.
9240 (do_store_flag): Likewise.
9241 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9242 (enumerate_modes): Likewise.
9243 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9244 (supportable_widening_operation): Likewise.
9245 (supportable_narrowing_operation): Likewise.
9246 * expmed.c (store_bit_field_1): Likewise.
9247 (extract_bit_field_1): Likewise.
9248 (expand_mult_highpart_optab): Likewise.
9249 (expand_smod_pow2): Likewise.
9250 (expand_divmod): Likewise.
9251 (emit_store_flag): Likewise.
9252 * tree-vect-patterns.c
9253 (vect_pattern_recog_1): Likewise.
9254 * tree-ssa-loop-prefetch.c
9255 (nontemporal_store_p): Likewise.
9256 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9257 (vect_create_epilog_for_reduction): Likewise.
9258 (vectorizable_reduction): Likewise.
9259 (vectorizable_operation): Likewise.
9260 (vect_strided_store_supported): Likewise.
9261 (vectorizable_store): Likewise.
9262 (vect_strided_load_supported): Likewise.
9263 (vectorizable_load): Likewise.
9264 * combine.c (simplify_comparison): Likewise.
9265 * tree-vect-generic.c
9266 (type_for_widest_vector_mode): Likewise.
9267 (expand_vector_operations_1): Likewise.
9268 * config/spu/spu.c (spu_expand_mov): Likewise.
9269 (spu_emit_vector_compare): Likewise.
9270 * config/rs6000/rs6000.c
9271 (rs6000_emit_vector_compare): Likewise.
9272 * stmt.c (add_case_node): Likewise.
9273 * reload1.c (gen_reload):
9275 2007-08-09 Michael Matz <matz@suse.de>
9277 * tree.h (fixed_zerop): Declare as taking a const_tree.
9278 * tree.c (fixed_zerop): Take a const_tree.
9280 2007-08-09 Ira Rosen <irar@il.ibm.com>
9282 * tree-vect-transform.c (vectorizable_store): Remove call to
9283 copy_virtual_operands() and call mark_symbols_for_renaming() for
9284 the created vector store.
9285 (vect_setup_realignment): Don't call copy_virtual_operands() and
9286 update_vuses_to_preheader().
9287 (vectorizable_load): Don't call copy_virtual_operands().
9288 (update_vuses_to_preheader): Remove.
9290 2007-08-08 Chao-ying Fu <fu@mips.com>
9292 * tree.def (FIXED_POINT_TYPE): New type.
9293 (FIXED_CST): New constant.
9294 (FIXED_CONVERT_EXPR): New expr.
9295 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
9296 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
9297 * tree.h (struct tree_base): Add saturating_flag.
9298 Remove one bit of spare for saturating_flag.
9299 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
9300 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
9301 FIXED_POINT_TYPE_P): Define.
9302 (TYPE_SATURATING): Define.
9303 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
9304 (struct tree_fixed_cst): New.
9305 (TYPE_IBIT, TYPE_FBIT): Define.
9306 (tree_node): Add fixed_cst.
9307 (enum tree_index): Add new enumeration values of
9308 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
9309 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
9310 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
9311 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
9312 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
9313 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
9314 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
9315 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
9316 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
9317 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
9318 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
9319 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
9320 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9321 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9322 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9323 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9324 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9325 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9326 (sat_short_fract_type_node, sat_fract_type_node,
9327 sat_long_fract_type_node, sat_long_long_fract_type_node,
9328 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9329 sat_unsigned_long_fract_type_node,
9330 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9331 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9332 unsigned_short_fract_type_node, unsigned_fract_type_node,
9333 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9334 sat_short_accum_type_node, sat_accum_type_node,
9335 sat_long_accum_type_node, sat_long_long_accum_type_node,
9336 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9337 sat_unsigned_long_accum_type_node,
9338 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9339 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9340 unsigned_short_accum_type_node, unsigned_accum_type_node,
9341 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9342 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9343 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9344 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9345 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9346 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9347 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9348 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9349 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9350 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9351 sat_uda_type_node, sat_uta_type_node): New macro.
9352 (make_fract_type, make_accum_type): Declare.
9353 (make_signed_fract_type, make_unsigned_fract_type,
9354 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9355 make_signed_accum_type, make_unsigned_accum_type,
9356 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9357 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9358 make_or_reuse_sat_signed_fract_type,
9359 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9360 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9361 make_or_reuse_sat_unsigned_accum_type): New macro.
9362 (fixed_zerop): Declare.
9363 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9364 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9365 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9366 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9367 * treestruct.def: Add TS_FIXED_CST.
9368 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9370 (tree-dump.o): Likewise.
9371 (print-tree.o): Likewise.
9372 (tree-pretty-print.o): Likewise.
9373 (fold-const.o): Likewise.
9374 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9375 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9376 (is_gimple_min_invariant): Handle FIXED_CST.
9377 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9378 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9379 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9380 (layout_type): Handle FIXED_POINT_TYPE.
9381 (make_fract_type, make_accum_type): New functions.
9382 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9383 * tree-dump.c (fixed-value.h): New include.
9384 (dump_fixed): New function.
9385 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9386 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9387 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9388 * tree-pretty-print.c (fixed-value.h): New include.
9389 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9391 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9392 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9393 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9394 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9395 for non-saturating fixed-point types.
9396 (reassociate_bb): Likewise.
9397 * emit-rtl.c (fixed-value.h): New include.
9398 (fconst0, fconst1): New array.
9399 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9400 * tree-vect-generic.c expand_vector_operation): Support
9401 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9403 (type_for_widest_vector_mode): Add one parameter for the
9405 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9407 Pass the satp parameter to type_for_mode for fixed-point types.
9408 (expand_vector_operations_1): Pass the saturating flag to
9409 type_for_widest_vector_mode.
9410 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9411 and MODE_VECTOR_UACCUM.
9412 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9413 (vectorizable_condition): Likewise.
9414 * tree.c (fixed-value.h): New include.
9415 (tree_code_size): Support FIXED_CST.
9416 (build_fixed): New function.
9417 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9418 (fixed_zerop): New function.
9419 (tree_node_structure): Support FIXED_CST.
9420 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9421 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9422 (type_hash_eq): Handle FIXED_POINT_TYPE.
9423 (simple_cst_equal): Support FIXED_CST.
9424 (iterative_hash_expr): Handle FIXED_CST.
9425 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9426 (get_narrower): Likewise.
9427 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9428 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9429 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9430 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9432 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9433 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9434 (initializer_zerop): Support FIXED_CST.
9435 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9436 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9437 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9438 (is_base_type): Handle FIXED_POINT_TYPE.
9439 (add_type_attribute): Handle FIXED_POINT_TYPE.
9440 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9441 * print-tree.c (fixed-value.h): New include.
9442 (print_node_brief): Support FIXED_CST.
9443 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9444 * c-pretty-print.c (fixed-value.h): New include.
9445 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9446 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9447 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9448 Support fixed-point types for inner items in VECTOR_TYPE.
9449 (pp_c_direct_declarator): Likewise.
9450 (pp_c_declarator): Likewise.
9451 (pp_c_fixed_constant): New function.
9452 (pp_c_constant): Handle FIXED_CST.
9453 (pp_c_primary_expression): Likewise.
9454 (pp_c_expression): Likewise.
9455 * fold-const.c (fixed-value.h): New include.
9456 (negate_expr_p): Return true for FIXED_CST.
9457 (fold_negate_expr): Support FIXED_CST.
9458 (split_tree): Support FIXED_CST.
9459 (const_binop): Support FIXED_CST.
9460 (fold_convert_const_int_from_fixed): New function to convert from
9462 (fold_convert_const_real_from_fixed): New function to convert from
9464 (fold_convert_const_fixed_from_fixed): New function to convert from
9465 fixed to another fixed.
9466 (fold_convert_const_fixed_from_int): New function to convert from
9468 (fold_convert_const_fixed_from_real): New function to convert from
9470 (fold_convert_const): Support conversions from fixed to int, from
9471 fixed to real, from fixed to fixed, from int to fixed, and from real
9473 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9474 (operand_equal_p): Support FIXED_CST.
9475 (make_range): For fixed-point modes, we need to pass the
9476 saturating flag as the 2nd parameter.
9477 (tree_swap_operands_p): Handle FIXED_CST.
9478 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9480 (fold_unary): Support FIXED_CONVERT_EXPR.
9481 (fold_binary): Handle FIXED_CST.
9482 Make sure the type is not saturating, before associating operations.
9483 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9484 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9485 (fold_negate_const): Support FIXED_CST.
9486 (fold_relational_const): Support FIXED_CST.
9487 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9488 (gimplify_expr): Handle FIXED_CST.
9489 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9490 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9491 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9492 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9493 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9494 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9495 LONG_LONG_ACCUM_TYPE_SIZE.
9496 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9497 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9498 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9499 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9500 MODE_ACCUM, and MODE_UACCUM.
9501 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9502 fixed-point types to disable reduction.
9503 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9505 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9507 * config/rs6000/x-rs6000: New file.
9508 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9509 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9510 (EXTRA_SPEC_FUNCTIONS): Define.
9511 (HAVE_LOCAL_CPU_DETECT): Define.
9512 (CC1_CPU_SPEC): Define.
9513 * config/rs6000/driver-rs6000.c: New file.
9514 * config/rs6000/aix.h (CC1_SPEC): Define.
9515 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9516 * config.host: Add x-rs6000 to host_xmake_file if host and target
9517 are rs6000 or powerpc.
9519 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9521 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9523 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9524 Sandra Loosemore <sandra@codesourcery.com>
9525 Chao-ying Fu <fu@mips.com>
9526 Nigel Stephens <nigel@mips.com>
9527 David Ung <davidu@mips.com>
9529 * doc/invoke.texi (-mcode-readable): Document.
9530 * config/mips/mips.opt (mcode-readable): New option.
9531 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9532 * config/mips/mips.h (mips_code_readable_setting): New enum.
9533 (mips_code_readable): Declare.
9534 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9535 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9536 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9537 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9538 boiler-plate comments.
9539 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9540 * config/mips/mips.c (mips_code_readable): New variable.
9541 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9542 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9543 context and -mcode-readable setting to restrict the use of
9544 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9545 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9546 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9547 (mips_blocks_for_constant_p): Only return false for
9548 TARGET_MIPS16_PCREL_LOADS.
9549 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9550 for MIPS16. Handle SYMBOL_32_HIGH.
9551 (mips_const_insns): Allow HIGHs for MIPS16 too.
9552 (mips_unspec_address_offset): New function, split out from...
9553 (mips_unspec_address): ...here.
9554 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9555 16-bit symbolic constants. Assert approropiate conditions for
9556 using the "la" and "dla" macros.
9557 (mips_handle_option): Handle -mcode-readable=.
9558 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9559 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9560 (mips_strip_unspec_address): New function, split out from...
9561 (print_operand_reloc): ...here.
9562 (print_operand): Pass constants through mips_strip_unspec_address.
9563 (print_operand_address): Likewise.
9564 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9565 (mips_select_rtx_section): Remove MIPS16 handling.
9566 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9567 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9568 (mips16_lay_out_constants): Do nothing unless
9569 TARGET_MIPS16_PCREL_LOADS.
9570 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9571 * config/mips/mips.md: Split HIGHs for MIPS16.
9572 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9574 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9576 * config/mips/mips-protos.h (mips_emit_move): Declare.
9577 * config/mips/mips.c (mips_emit_move): New function.
9578 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9579 (mips_legitimize_const_move): Likewise.
9580 (mips_legitimize_move): Likewise.
9581 (mips_split_64bit_move): Likewise.
9582 (mips_restore_gp): Likewise.
9583 (mips_load_call_address): Likewise.
9584 (mips_emit_fcc_reload): Likewise.
9585 (mips_set_return_address): Likewise.
9586 (mips_block_move_straight): Likewise.
9587 (mips_block_move_loop): Likewise.
9588 (mips_setup_incoming_varargs): Likewise.
9589 (mips_save_reg): Likewise.
9590 (mips_expand_prologue): Likewise.
9591 (mips_restore_reg): Likewise.
9592 (mips_expand_epilogue): Likewise.
9593 (mips_output_mi_thunk): Likewise.
9594 (build_mips16_call_stub): Likewise.
9595 (mips_builtin_branch_and_move): Likewise.
9596 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9597 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9598 (fixuns_truncdfdi2): Likewise.
9599 (fixuns_truncsfsi2): Likewise.
9600 (fixuns_truncsfdi2): Likewise.
9601 (loadgp_absolute): Likewise.
9602 (builtin_setjmp_setup): Likewise.
9603 (builtin_longjmp): Likewise.
9604 (untyped_call): Likewise.
9606 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9608 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9609 an "rtx *" argument. Return a bool.
9610 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9611 values and return true if they can be split. Take the same kind of
9612 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9613 and store the lo_sum there if nonnull. Use the symbol type to
9614 determine whether a $gp or HIGH is needed.
9615 (mips_legitimize_address): Update call to mips_split_symbol and
9616 simplify accordingly.
9617 (mips_legitimize_const_move): Likewise.
9618 * config/mips/mips.md: In the combine define_split,
9619 check mips_split_symbol instead of splittable_symbolic_operand.
9620 Update use of mips_split_symbol in the generator code.
9621 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9623 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9625 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9626 (mips_symbol_insns_1): New function, split out from...
9627 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9628 and stores separately from load addresses.
9629 (mips_classify_address): Replace uses of mips_symbolic_address_p
9630 with uses of mips_symbol_insns.
9631 (mips_address_insns): Update calls to mips_symbol_insns.
9632 (mips_const_insns): Likewise.
9633 (mips_legitimize_address): Likewise.
9635 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9637 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9638 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9639 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9640 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9641 non-call contexts if TARGET_MIPS16.
9642 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9643 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9644 code for SYMBOL_ABSOLUTE.
9645 (mips_symbol_insns): Likewise.
9647 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9649 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9650 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9651 (mips_symbolic_constant_p): Likewise. Update the call to
9652 mips_classify_symbol.
9653 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9654 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9655 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9656 (print_operand_reloc): Add a context argument. Update the call to
9657 mips_symbolic_constant_p.
9658 (print_operand): Update the calls to print_operand_reloc.
9659 (print_operand_address): Use print_operand_reloc rather than
9661 (mips_rewrite_small_data_p): Add a context argument. Update the call
9662 to mips_symbolic_constant_p.
9663 (mips_small_data_pattern_1): Make DATA the containing mem.
9664 Update the call to mips_rewrite_small_data_p.
9665 (mips_rewrite_small_data_1): Likewise.
9666 (mips_use_anchors_for_symbol_p): Update the call to
9667 mips_symbolic_constant_p.
9668 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9669 (splittable_symbolic_operand): Likewise.
9670 (move_operand): Likewise.
9671 (absolute_symbolic_operand): Likewise.
9672 (got_disp_operand): Likewise.
9673 (got_page_ofst_operand): Likewise.
9675 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9677 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9678 (SYMBOL_ABSOLUTE): ...this.
9679 (SYMBOL_SMALL_DATA): Rename to...
9680 (SYMBOL_GP_RELATIVE): ...this.
9681 (SYMBOL_CONSTANT_POOL): Rename to...
9682 (SYMBOL_PC_RELATIVE): ...this.
9683 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9684 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9685 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9686 after above changes.
9687 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9688 (general_symbolic_operand): Rename to...
9689 (absolute_symbolic_operand): ...this.
9690 * config/mips/mips.md: Update after above changes.
9692 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9693 Revital Eres <eres@il.ibm.com>
9695 * ddg.c (print_ddg): Add dump information.
9696 * modulo-sched.c (print_node_sched_params): Add parameter and
9698 (calculate_maxii): Remove function.
9699 (undo_generate_reg_moves): Likewise.
9700 (undo_permute_partial_schedule): Likewise.
9701 (kernel_number_of_cycles): Likewise.
9702 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9703 (sms_schedule): Use it. Remove profitability checks.
9704 (sms_schedule_by_order): Fix order of nodes within the cycle.
9706 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9708 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9709 -profile option, add pie support.
9710 (ENDFILE_SPEC): New spec.
9711 * config/gnu.h (LIB_SPEC): Add -profile option.
9713 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9715 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9716 * config/gnu.h (LIB_SPEC): Likewise.
9718 2007-08-07 Yaz Saito <saito@google.com>
9719 Ian Lance Taylor <iant@google.com>
9721 * common.opt (finstrument-functions-exclude-function-list): New
9723 (finstrument-functions-exclude-file-list): New option.
9724 * opts.c (char_p): Define and DEF_VEC.
9725 (flag_instrument_functions_exclude_functions): New static
9727 (flag_instrument_functions_exclude_files): New static variable.
9728 (add_instrument_functions_exclude_list): New static function.
9729 (flag_instrument_functions_exclude_p): New function.
9730 (common_handle_option): Handle new options.
9731 * flags.h (flag_instrument_functions_exclude_p): Declare.
9732 * gimplify.c (gimplify_function_tree): Call
9733 flag_instrument_functions_exclude_p.
9734 * doc/invoke.texi (Option Summary): Mention new options.
9735 (Code Gen Options): Document new options.
9737 2007-08-07 Ian Lance Taylor <iant@google.com>
9739 PR rtl-optimization/32776
9740 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9741 (resolve_use): Likewise.
9742 (decompose_multiword_subregs): Remove "changed" local variable.
9744 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9746 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9747 * configure: Regenerate.
9748 * config.in: Regenerate.
9749 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9752 2007-08-07 Ian Lance Taylor <iant@google.com>
9754 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9755 note, just delete the insn.
9757 2007-08-07 Andreas Schwab <schwab@suse.de>
9760 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9763 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9765 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9766 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9767 (decompose_multiword_subregs): Use the functions above to decompose
9768 multiword shifts and zero-extends.
9770 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9772 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9773 "assemble" descriptions which were swapped.
9775 2007-08-06 Chao-ying Fu <fu@mips.com>
9777 * fixed-value.h: New file.
9778 * fixed-value.c: New file.
9779 * Makefile.in (OBJS-common): Add fixed-value.o.
9780 (fixed-value.o): New rule.
9781 (GTFILES): Add fixed-value.h.
9782 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9783 to compare a.low and b.low.
9784 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9786 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9787 Daniel Jacobowitz <dan@codesourcery.com>
9790 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9792 (x86_64-*-netbsd*): Likewise.
9793 (x86_64-*-linux*): Likewise.
9794 (x86_64-*-kfreebsd*-gnu): Likewise.
9795 (x86_64-*-knetbsd*-gnu): Likewise.
9796 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9798 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9800 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9801 Add -fno-asynchronous-unwind-tables.
9803 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9804 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9805 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9806 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9807 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9809 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9811 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9812 (TARGET_C_MODE_FOR_SUFFIX): New.
9814 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9816 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9818 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9820 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9822 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9824 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9825 before checking function returns in conditional expressions.
9827 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9830 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9832 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9835 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9836 for INTEGRAL_TYPE_P.
9838 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9840 * configure.ac: Remove --enable-checking=df from default settings.
9841 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9842 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9843 if the parameter is true.
9844 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9845 DF_VERIFY_SCHEDULED flag is true.
9846 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9847 (df_finish_pass): Adjust prototype.
9848 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9851 * see.c (pass_see): Add TODO_df_verify.
9852 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9853 * global.c (rest_of_handle_global_alloc): Schedule verification
9855 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9857 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9858 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9859 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9861 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9862 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9863 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9865 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9866 Revital Eres <eres@il.ibm.com>
9868 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9870 * ddg.c (create_ddg_dependence): Rename to...
9871 (create_ddg_dep_from_intra_loop_link): This. Do not check
9872 for interloop edges. Do not create anti dependence edge when
9873 a true dependence edge exists in the opposite direction and
9874 -fmodulo-sched-allow-regmoves is set.
9875 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9876 (add_cross_iteration_register_deps): Create anti dependence edge
9877 when -fno-modulo-sched-allow-regmoves is set.
9878 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9880 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9882 * config/arm/arm.md (movsi): Add braces.
9884 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9887 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9888 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9891 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9893 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9894 state accessor functions.
9895 * cfgloopmanip.c (remove_path, create_preheaders,
9896 force_single_succ_latches, fix_loop_structure): Ditto.
9897 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9898 tree_duplicate_loop_to_header_edge): Ditto.
9899 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9900 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9902 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9903 cleanup_tree_cfg): Ditto.
9904 * tree-cfg.c (tree_merge_blocks): Ditto.
9905 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9906 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9907 loop_preheader_edge, single_exit): Ditto.
9908 (flow_loops_find): Do not clear loops->state.
9909 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9910 loops_state_clear): New functions.
9912 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9915 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9916 when adding to the base and convert ELT to sizetype instead of type.
9918 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9921 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9922 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9924 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9927 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9928 correct type the negate expression.
9930 2007-08-03 Jan Hubicka <jh@suse.cz>
9932 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9935 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9937 * config/rs6000/rs6000.c (struct processor_cost): Change
9938 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9939 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9941 (rios1_costs, rios2_cost): Correct cache line size.
9942 (rs6000_override_options): Set l2-cache-size parameter.
9944 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9945 Diego Novillo <dnovillo@google.com>
9948 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9949 if the range includes 0.
9951 2007-08-03 Ben Elliston <bje@au.ibm.com>
9953 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9954 mode to unspec expressions to silence a warning from the generator
9957 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9959 * config/ia64/constraints.md ("U"): Make constraint vector only.
9961 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9964 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9965 always_inline attribute on the function decl.
9967 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9970 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9971 if we are compiling with -fPIC.
9973 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9974 Nigel Stephens <nigel@mips.com>
9976 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9977 Define for MIPS32 and MIPS64.
9979 2007-08-02 Nick Clifton <nickc@redhat.com>
9981 * config/host-hpux.c: Change copyright header to refer to version
9982 3 of the GNU General Public License and to point readers at the
9983 COPYING3 file and the FSF's license web page.
9984 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9985 config/alpha/linux.h, config/alpha/alpha.opt,
9986 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9987 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9988 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9989 config/alpha/alpha.h, config/alpha/sync.md,
9990 config/alpha/openbsd.h, config/alpha/alpha.md,
9991 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9992 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9993 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9994 config/alpha/constraints.md, config/alpha/osf.h,
9995 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9996 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9997 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9998 config/frv/frv-asm.h, config/frv/frv-protos.h,
9999 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10000 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10001 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10002 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10003 config/s390/s390.opt, config/s390/s390-modes.def,
10004 config/s390/fixdfdi.h, config/s390/constraints.md,
10005 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10006 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10007 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10008 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10009 config/m32c/prologue.md, config/m32c/m32c.abi,
10010 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10011 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10012 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10013 config/m32c/jump.md, config/m32c/shift.md,
10014 config/m32c/m32c-protos.h, config/libgloss.h,
10015 config/spu/spu-protos.h, config/spu/predicates.md,
10016 config/spu/spu-builtins.h, config/spu/spu.c,
10017 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10018 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10019 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10020 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10021 config/sparc/hypersparc.md, config/sparc/predicates.md,
10022 config/sparc/linux.h, config/sparc/sp64-elf.h,
10023 config/sparc/supersparc.md, config/sparc/cypress.md,
10024 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10025 config/sparc/niagara.md, config/sparc/sparc.md,
10026 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10027 config/sparc/sparc.opt, config/sparc/sync.md,
10028 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10029 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10030 config/sparc/sparc.c, config/sparc/little-endian.opt,
10031 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10032 config/sparc/linux64.h, config/sparc/freebsd.h,
10033 config/sparc/sol2.h, config/sparc/rtemself.h,
10034 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10035 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10036 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10037 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10038 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10039 config/m32r/linux.h, config/m32r/constraints.md,
10040 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10041 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10042 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10043 config/i386/i386.md, config/i386/netware-crt0.c,
10044 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10045 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10046 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10047 config/i386/sol2.h, config/i386/constraints.md,
10048 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10049 config/i386/predicates.md, config/i386/geode.md,
10050 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10051 config/i386/freebsd64.h, config/i386/vxworksae.h,
10052 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10053 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10054 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10055 config/i386/netware.h, config/i386/i386-modes.def,
10056 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10057 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10058 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10059 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10060 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10061 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10062 config/i386/xm-mingw32.h, config/i386/linux64.h,
10063 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10064 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10065 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10066 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10067 config/i386/cygwin2.c, config/i386/i386-protos.h,
10068 config/i386/sync.md, config/i386/openbsd.h,
10069 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10070 config/i386/nto.h, config/i386/biarch64.h,
10071 config/i386/i386-coff.h, config/i386/freebsd.h,
10072 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10073 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10074 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10075 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10076 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10077 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10078 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10079 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10080 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10081 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10082 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10083 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10084 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10085 config/sh/superh64.h, config/sh/rtemself.h,
10086 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10087 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10088 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10089 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10090 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10091 config/avr/predicates.md, config/avr/constraints.md,
10092 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10093 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10094 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10095 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10096 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10097 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10098 config/c4x/predicates.md, config/c4x/c4x.h,
10099 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10100 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10101 config/xtensa/linux.h, config/xtensa/xtensa.h,
10102 config/xtensa/elf.h, config/xtensa/xtensa.md,
10103 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10104 config/xtensa/xtensa-protos.h, config/dbx.h,
10105 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10106 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10107 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10108 config/host-solaris.c, config/fr30/fr30.h,
10109 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10110 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10111 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10112 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10113 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10114 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10115 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10116 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10117 config/cris/predicates.md, config/cris/linux.h,
10118 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10119 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10120 config/cris/aout.opt, config/cris/cris-protos.h,
10121 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10122 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10123 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10124 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10125 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10126 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10127 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10128 config/chorus.h, config/mn10300/mn10300.c,
10129 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10130 config/mn10300/mn10300.h, config/mn10300/linux.h,
10131 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10132 config/mn10300/mn10300.md, config/ia64/predicates.md,
10133 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10134 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10135 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10136 config/ia64/freebsd.h, config/ia64/ia64.md,
10137 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10138 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10139 config/gofast.h, config/rtems.h, config/sol2-10.h,
10140 config/m68k/predicates.md, config/m68k/m68k.md,
10141 config/m68k/linux.h, config/m68k/m68k-modes.def,
10142 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10143 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10144 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10145 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10146 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10147 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10148 config/m68k/constraints.md, config/m68k/rtemself.h,
10149 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10150 config/m68k/uclinux.h, config/rs6000/power4.md,
10151 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10152 config/rs6000/linux.h, config/rs6000/eabi.h,
10153 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10154 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10155 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10156 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10157 config/rs6000/windiss.h, config/rs6000/603.md,
10158 config/rs6000/aix41.h, config/rs6000/cell.md,
10159 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10160 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10161 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10162 config/rs6000/default64.h, config/rs6000/7xx.md,
10163 config/rs6000/darwin.opt, config/rs6000/spe.md,
10164 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10165 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10166 config/rs6000/7450.md, config/rs6000/linux64.h,
10167 config/rs6000/constraints.md, config/rs6000/440.md,
10168 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10169 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10170 config/rs6000/rs6000.h, config/rs6000/power6.md,
10171 config/rs6000/predicates.md, config/rs6000/altivec.md,
10172 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10173 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10174 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10175 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10176 config/rs6000/linux64.opt, config/rs6000/sync.md,
10177 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10178 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10179 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10180 config/rs6000/eabispe.h, config/rs6000/e500.h,
10181 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10182 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10183 config/rs6000/aix.h, config/rs6000/vxworks.h,
10184 config/rs6000/40x.md, config/rs6000/aix51.h,
10185 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10186 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10187 config/arc/arc.h, config/mcore/mcore-elf.h,
10188 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10189 config/mcore/mcore.md, config/mcore/mcore.c,
10190 config/mcore/mcore.opt, config/mcore/mcore.h,
10191 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10192 config/score/predicates.md, config/score/score-version.h,
10193 config/score/score-protos.h, config/score/misc.md,
10194 config/score/elf.h, config/score/score.c, config/score/mac.md,
10195 config/score/score7.md, config/score/score.h,
10196 config/score/score-conv.h, config/score/score-mdaux.c,
10197 config/score/score.md, config/score/score.opt,
10198 config/score/score-modes.def, config/score/score-mdaux.h,
10199 config/score/mul-div.S, config/arm/uclinux-elf.h,
10200 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10201 config/arm/symbian.h, config/arm/linux-elf.h,
10202 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10203 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10204 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10205 config/arm/strongarm-pe.h, config/arm/arm.h,
10206 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10207 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10208 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10209 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10210 config/arm/arm-cores.def, config/arm/arm-protos.h,
10211 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10212 config/arm/wince-pe.h, config/arm/neon.md,
10213 config/arm/constraints.md, config/arm/neon.ml,
10214 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10215 config/arm/arm.opt, config/arm/arm926ejs.md,
10216 config/arm/predicates.md, config/arm/iwmmxt.md,
10217 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10218 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10219 config/arm/neon-testgen.ml, config/arm/arm.md,
10220 config/arm/xscale-coff.h, config/arm/pe.c,
10221 config/arm/arm-generic.md, config/arm/pe.h,
10222 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10223 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10224 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10225 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10226 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10227 config/pa/predicates.md, config/pa/pa64-hpux.h,
10228 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10229 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10230 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10231 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10232 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10233 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10234 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10235 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10236 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10237 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10238 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10239 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10240 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10241 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10242 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10243 config/mips/linux64.h, config/mips/elforion.h,
10244 config/mips/constraints.md, config/mips/generic.md,
10245 config/mips/predicates.md, config/mips/4300.md,
10246 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10247 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10248 config/mips/5k.md, config/mips/vr4120-div.S,
10249 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10250 config/mips/mips-protos.h, config/mips/6000.md,
10251 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10252 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10253 config/mips/mips-modes.def, config/mips/vr.h,
10254 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10255 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10256 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10257 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10258 config/vax/openbsd1.h, config/vax/netbsd.h,
10259 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10260 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10261 config/h8300/rtems.h, config/h8300/predicates.md,
10262 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10263 config/h8300/h8300.md, config/h8300/h8300.opt,
10264 config/h8300/coff.h, config/h8300/h8300-protos.h,
10265 config/v850/v850.md, config/v850/predicates.md,
10266 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10267 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10268 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10269 config/mmix/mmix.h, config/mmix/predicates.md,
10270 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10271 config/mmix/mmix.c, config/mmix/mmix.opt,
10272 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10273 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10274 config/bfin/predicates.md, config/bfin/bfin-protos.h,
10275 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
10278 2007-08-02 Richard Sandiford <richard@codesourcery.com>
10280 * emit-rtl.c (reset_used_decls): Rename to...
10281 (set_used_decls): ...this. Set the used flag rather than clearing it.
10282 (unshare_all_rtl_again): Update accordingly. Set flags on argument
10283 DECL_RTLs rather than resetting them.
10285 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
10287 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
10289 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10291 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
10292 argument to find_reloads_address.
10294 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
10296 PR tree-optimization/32919
10297 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
10298 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
10299 (coalesce_ssa_name): Call it.
10301 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
10302 David Ung <davidu@mips.com>
10304 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
10305 (__mips16_unorddf2, __mips16_floatunsidf): New.
10306 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
10308 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
10310 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10312 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
10313 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
10314 * tree.h (OMP_SECTIONS_CONTROL): New macro.
10315 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
10316 * omp-low.c (get_ws_args_for, determine_parallel_type,
10317 expand_omp_for_generic, expand_omp_for_static_nochunk,
10318 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
10319 Work with more precise CFG.
10320 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10321 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10323 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10324 * gimple-low.c (lower_stmt): Ditto.
10325 * tree-inline.c (estimate_num_insns_1): Ditto.
10326 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10327 (OMP_SECTIONS_SWITCH): New.
10328 * tree-cfgcleanup.c (cleanup_omp_return): New.
10329 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10330 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10331 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10332 (tree_redirect_edge_and_branch): Handle omp constructs.
10334 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10335 with three arguments.
10337 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10339 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10340 in loop closed ssa.
10342 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10344 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10345 the loop structures may need fixing.
10346 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10348 (cleanup_tree_cfg_loop): Removed.
10349 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10350 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10351 instead of running cleanup_tree_cfg_loop.
10352 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10353 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10354 (tree_predictive_commoning): Declaration changed.
10355 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10357 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10359 * doc/invoke.texi (l1-cache-size): Update documentation.
10360 (l2-cache-size): Document.
10361 * params.h (L2_CACHE_SIZE): New macro.
10362 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10363 that L1_CACHE_SIZE is in kB now.
10364 (L2_CACHE_SIZE_BYTES): New macro.
10365 (tree_ssa_prefetch_arrays): Show size in kB.
10366 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10367 and l2_cache_size fields.
10368 * config/i386/driver-i386.c (describe_cache): Detect cache size
10370 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10371 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10372 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10373 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10374 (override_options): Set l1-cache-size and l2-cache-size to default
10375 values if not specified otherwise.
10376 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10377 (PARAM_L2_CACHE_SIZE): New.
10379 2007-08-01 Nigel Stephens <nigel@mips.com>
10380 David Ung <davidu@mips.com>
10381 Thiemo Seufer <ths@mips.com>
10382 Chris Dearman <chris@mips.com>
10383 Richard Sandiford <richard@codesourcery.com>
10385 * config.gcc (mips*-sde-elf*): New stanza.
10386 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10387 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10388 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10389 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10390 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10391 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10393 * config/mips/sde.h: New file.
10394 * config/mips/t-libgcc-mips16: Likewise.
10395 * config/mips/t-sde: Likewise.
10396 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10397 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10398 _MIPS_FPSET and _MIPS_SZINT.
10399 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10400 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10401 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10402 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10403 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10404 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10405 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10406 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10407 _MIPS_SZPTR and _MIPS_FPSET.
10408 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10409 architecture is specified.
10410 (MIPS_32BIT_OPTION_SPEC): New macro.
10412 2007-07-31 Dan Hipschman <dsh@google.com>
10414 * gcc.c (end_going_arg): New function.
10415 (do_spec_2): Use it.
10416 (do_spec_1): Use it.
10418 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10420 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10421 only if ENABLE_CHECKING is defined.
10423 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10425 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10426 df_ru_add_problem, df_ru_get_bb_info): Removed.
10427 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10428 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10429 df_ru_free_bb_info, df_ru_alloc,
10430 df_ru_bb_local_compute_process_def,
10431 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10432 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10433 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10434 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10435 df_ru_add_problem): Removed.
10437 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10440 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10441 (casesi32p, casesi64p): Likewise.
10442 (casesi): Adjust for above.
10444 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10446 * mode-switching.c (create_pre_exit): Don't search past calls.
10448 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10450 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10452 2007-07-31 Revital Eres <eres@il.ibm.com>
10454 * ddg.c (add_deps_for_def): Rename to...
10455 (add_cross_iteration_register_deps): This. Change implementation
10456 to use only reaching def and def-use chains to construct the
10457 inter loop dependencies.
10458 (add_deps_for_use): Remove function.
10459 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10460 function to build the inter loop dependencies.
10461 * modulo-sched.c (sms_schedule): Build only
10462 reaching def and def-use chains for the propose of the ddg
10465 2007-07-31 Julian Brown <julian@codesourcery.com>
10467 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10468 New define_insns. Use correct RTL.
10469 (vec_set<mode>): Write as expander.
10471 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10473 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10474 to an unallocated space.
10476 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10479 (split_constant_offset): Enable split_constant_offset to extract
10480 constants from other statements.
10481 * tree-vect-transform.c
10482 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10483 to a temp var. Force base_offset to be simple.
10485 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10487 * df-scan.c (df_scan_verify): Remove artificial limit on
10488 the number of blocks for verification.
10489 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10490 df_simulate_defs): Avoid unnecessary insn checking for defs.
10492 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10494 * config/m68k/lb1sf68.asm (FUNC): New macro.
10495 (__mulsi3): Use it.
10496 (__udivsi3): Likewise.
10497 (__divsi3): Likewise.
10498 (__umodsi3): Likewise.
10499 (__modsi3): Likewise.
10500 (__subdf3): Likewise.
10501 (__adddf3): Likewise.
10502 (__muldf3): Likewise.
10503 (__divdf3): Likewise.
10504 (__negdf2): Likewise.
10505 (__cmpdf2): Likewise.
10506 (__subsf3): Likewise.
10507 (__addsf3): Likewise.
10508 (__mulsf3): Likewise.
10509 (__divsf3): Likewise.
10510 (__negsf2): Likewise.
10511 (__cmpsf2): Likewise.
10512 (__eqdf2): Likewise.
10513 (__nedf2): Likewise.
10514 (__gtdf2): Likewise.
10515 (__gedf2): Likewise.
10516 (__ltdf2): Likewise.
10517 (__ledf2): Likewise.
10518 (__eqsf2): Likewise.
10519 (__nesf2): Likewise.
10520 (__gtsf2): Likewise.
10521 (__gesf2): Likewise.
10522 (__ltsf2): Likewise.
10523 (__lesf2): Likewise.
10525 2007-07-30 Ollie Wild <aaw@google.com>
10527 * c-ppoutput.c (print_lines_directives_only): New function.
10528 (scan_translation_unit_directives_only): New function.
10529 (preprocess_file): Add call to scan_translation_unit_directives_only.
10530 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10531 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10532 -fdirectives-only. Add errors for -fdirectives-only conflict with
10533 -Wunused-macros and -traditional.
10534 (finish_options): Add builtin macro initialization for
10535 -fdirectives-only + -fpreprocessed.
10536 * c.opt (fdirectives-only): New.
10537 * doc/cppopts.texi (fdirectives-only): New.
10539 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10541 * alias.c (record_set, memory_modified_1): Constify.
10542 * bt-load.c (note_btr_set): Likewise.
10543 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10544 * combine.c (set_nonzero_bits_and_sign_copies,
10545 expand_field_assignment, record_dead_and_set_regs_1,
10546 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10547 likely_spilled_retval_1): Likewise.
10548 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10549 frv_io_handle_set): Likewise.
10550 * config/mips/mips.c (mips_sim_record_set,
10551 vr4130_true_reg_dependence_p_1): Likewise.
10552 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10553 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10554 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10555 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10556 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10557 * ddg.c (mark_mem_store): Likewise.
10558 * df-problems.c (df_urec_mark_reg_change): Likewise.
10559 * function.c (update_epilogue_consts): Likewise.
10560 * gcse.c (record_set_info, record_last_set_info,
10561 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10562 reg_clear_last_set): Likewise.
10563 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10565 * jump.c (reversed_comparison_code_parts): Likewise.
10566 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10567 reg_is_set): Likewise.
10568 * loop-iv.c (mark_altered): Likewise.
10569 * mode-switching.c (reg_becomes_live): Likewise.
10570 * optabs.c (no_conflict_move_test): Likewise.
10571 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10573 * postreload.c (reload_combine_note_store, move2add_note_store):
10575 * regmove.c (flags_set_1): Likewise.
10576 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10578 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10580 * resource.c (update_live_status): Likewise.
10581 * rtl.h (set_of, note_stores): Likewise.
10582 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10583 note_stores, parms_set): Likewise.
10584 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10585 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10587 * var-tracking.c (count_stores, add_stores): Likewise.
10589 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10591 * alias.c (mems_in_disjoint_alias_sets_p,
10592 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10593 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10594 write_dependence_p, mems_in_disjoint_alias_sets_p,
10595 read_dependence, true_dependence, canon_true_dependence,
10596 anti_dependence, output_dependence): Constify.
10597 * combine.c (extended_count): Likewise.
10598 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10599 * cselib.c (get_value_hash, references_value_p,
10600 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10601 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10602 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10603 * function.c (contains, prologue_epilogue_contains,
10604 sibcall_epilogue_contains): Likewise.
10605 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10606 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10607 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10608 reg_or_subregno): Likewise.
10609 * recog.c (asm_noperands): Likewise.
10610 * reload1.c (function_invariant_p): Likewise.
10611 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10612 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10613 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10614 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10615 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10616 extended_count, prologue_epilogue_contains,
10617 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10618 canon_true_dependence, read_dependence, anti_dependence,
10619 output_dependence): Likewise.
10620 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10622 2007-07-30 Julian Brown <julian@codesourcery.com>
10624 * config/arm/neon.md (V_ext): New mode attribute.
10625 (neon_vget_lane<mode>): Replace with define_expand.
10626 (neon_vget_lane<mode>_sext_internal)
10627 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10628 and quad precision vectors.
10629 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10630 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10631 have typeless 32-bit result.
10633 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10636 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10638 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10639 use sizetype for rest.
10640 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10641 (aff_combination_convert): Don't convert rest for pointer types.
10643 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10645 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10647 * tree-ssa-alias.c: Add alloc-pool.h.
10648 (init_alias_info): Free alias_bitmap_obstack.
10649 (delete_alias_info): Call delete_mem_ref_stats.
10650 (get_mem_sym_stats_for): Use alloc_pool.
10651 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10652 (delete_mem_sym_stats): Removed.
10654 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10656 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10657 functions cannot be represented as classical distance vectors.
10659 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10661 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10662 * builtins.c (validate_arg, builtin_mathfn_code,
10663 validate_arglist): Likewise.
10664 * calls.c (call_expr_flags): Likewise.
10665 * combine.c (reg_nonzero_bits_for_combine,
10666 reg_num_sign_bit_copies_for_combine, get_last_value,
10667 reg_truncated_to_mode): Likewise.
10668 * emit-rtl.c (subreg_lowpart_p): Likewise.
10669 * expr.c (highest_pow2_factor_for_target,
10670 categorize_ctor_elements_1, categorize_ctor_elements,
10671 count_type_elements, contains_packed_reference,
10672 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10673 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10674 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10675 native_encode_int, native_encode_real, native_encode_complex,
10676 native_encode_vector, native_encode_expr, native_interpret_int,
10677 native_interpret_real, native_interpret_complex,
10678 native_interpret_vector, native_interpret_expr): Likewise.
10679 * function.c (use_register_for_decl): Likewise.
10680 * gimplify.c (get_name): Likewise.
10681 * langhooks-def.h (lhd_return_null_const_tree): New.
10682 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10683 * langhooks.c (lhd_return_null_const_tree): New.
10684 * langhooks.h (lang_get_callee_fndecl): Constify.
10685 * output.h (constructor_static_from_elts_p): Likewise.
10686 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10687 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10688 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10689 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10690 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10691 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10692 * rtlhooks-def.h (reg_nonzero_bits_general,
10693 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10695 * rtlhooks.c (reg_num_sign_bit_copies_general,
10696 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10698 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10699 * stor-layout.c (mode_for_size_tree): Likewise.
10700 * tree-ssa-loop-im.c (memref_eq): Likewise.
10701 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10702 * tree.c (contains_placeholder_p, type_list_equal,
10703 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10705 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10706 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10707 contains_placeholder_p, contains_packed_reference,
10708 get_callee_fndecl, operand_equal_for_phi_arg_p,
10709 warn_if_unused_value, is_body_block, native_encode_expr,
10710 native_interpret_expr, fold_convertible_p, operand_equal_p,
10711 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10712 validate_arglist, simple_cst_equal, type_list_equal,
10713 use_register_for_decl, call_expr_flags, get_name,
10714 highest_pow2_factor): Likewise.
10715 (const_call_expr_arg_iterator_d,
10716 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10717 first_const_call_expr_arg, more_const_call_expr_args_p,
10718 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10719 * varasm.c (constructor_static_from_elts_p): Constify.
10721 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10723 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10724 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10725 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10726 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10727 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10728 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10729 spelling conventions.
10730 * doc/invoke.texi: Follow spelling conventions.
10732 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10733 Revital Eres <eres@il.ibm.com>
10735 * modulo-sched.c (sms_schedule): Avoid loops which includes
10736 auto-increment instructions.
10738 2007-07-28 Richard Guenther <rguenther@suse.de>
10740 PR middle-end/32920
10741 * fold-const.c (fold_cond_expr_with_comparison): Convert
10742 operand zero of MIN/MAX_EXPR to correct type.
10744 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10746 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10747 flags_from_decl_or_type): Constify.
10748 * gcc.c (do_spec_1): Likewise.
10749 * print-tree.c (dump_addr, print_node_brief): Likewise.
10750 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10751 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10752 tree_purge_all_dead_eh_edges): Likewise.
10753 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10754 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10756 * tree.c (expr_location, expr_has_location, expr_locus,
10757 expr_filename, expr_lineno, get_inner_array_type,
10758 fields_compatible_p): Likewise.
10759 * tree.h (get_inner_array_type, fields_compatible_p,
10760 expr_location, expr_has_location, expr_locus, expr_filename,
10761 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10762 setjmp_call_p, alloca_call_p): Likewise.
10764 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10766 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10767 TV_FLOW_INSENSITIVE.
10769 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10771 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10772 (compute_flow_insensitive_aliasing): Ditto for
10773 TV_FLOW_INSENSITIVE.
10775 2007-07-27 Jan Hubicka <jh@suse.cz>
10777 * config/i386/i386.c (register_move_cost): Remove accidentally
10778 comitted #if 0 block.
10780 * attribs.c: Include hashtab.h
10781 (attribute_hash): New.
10782 (substring): New structure.
10783 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10785 (init_attributes): Initialize attribute hash.
10786 (decl_attributes): Use attribute hash.
10787 * Makefile.in (attribs.c): Depend on hashtab.h.
10789 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10791 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10793 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10795 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10796 __mips_dspr2 and __mips_dsp_rev macros.
10797 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10799 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10801 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10803 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10805 PR middle-end/32749
10807 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10808 and the updating of the live and do_not_gen sets.
10809 (df_note_bb_compute): Added updating of live and do_not_gen sets
10810 for regular defs so that the case of clobber inside conditional
10811 call is processed correctly.
10813 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10815 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10816 operands with compatible type.
10818 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10820 * expr.h (store_bit_field): Don't return a value.
10821 * expmed.c (check_predicate_volatile_ok): New function.
10822 (store_bit_field_1): New function, extracted from store_bit_field.
10823 Take a fallback_p argument and return true if the operation succeeded.
10824 Only use store_fixed_bit_field if fallback_p. Don't recompute
10825 mode_for_extraction; use op_mode instead. Try forcing memories
10826 into registers if the insv expander fails.
10827 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10828 Don't return a value.
10829 (convert_extracted_bit_field): New function, extracted from
10831 (extract_bit_field_1): Likewise. Take a fallback_p argument
10832 and return NULL if the operation succeeded. Only use
10833 extract_fixed_bit_field if fallback_p. Only calculate one
10834 extraction mode. Combine code for extv and extzv. Try forcing
10835 memories into registers if the ext(z)v expander fails.
10836 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10838 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10840 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10842 (df_ref): Likewise. Put regno with other integer fields.
10844 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10846 * df.h (df_mw_hardreg): Remove "loc" field.
10847 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10849 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10850 split out from df_set_unused_notes_for_mw. Return false for
10851 partial references. Assert that mw_reg is a REG when returning true.
10852 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10853 (df_whole_mw_reg_dead_p): New function, split out from
10854 df_set_dead_notes_for_mw. Return false for partial references.
10855 Assert that mw_reg is a REG when returning true.
10856 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10857 Remove redundant bitmap check.
10859 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10861 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10862 ($(T)crtend.o): Likwise.
10863 ($(T)crtbeginS.o): Likwise.
10864 ($(T)crtendS.o): Likwise.
10865 ($(T)crtfastmath.o): Likwise.
10867 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10869 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10870 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10871 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10872 and x_n_bbs_in_dom_tree fields.
10874 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10876 PR tree-optimization/32087
10877 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10878 Do not call scale_bbs_frequencies_int with prob of zero.
10880 2007-07-26 Julian Brown <julian@codesourcery.com>
10882 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10883 (neon_element_bits): Add prototypes.
10884 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10885 (neon_const_bounds, neon_element_bits): New functions.
10886 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10887 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10888 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10889 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10890 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10891 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10892 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10893 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10894 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10895 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10896 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10897 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10898 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10900 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10902 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10903 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10905 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10906 Julian Brown <julian@codesourcery.com>
10908 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10909 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10910 * config/arm/cortex-a8.md: New.
10911 * config/arm/cortex-a8-neon.md: New.
10912 * config/arm/neon-schedgen.ml: New.
10913 * config/arm/neon.md (vqh_mnem): New.
10915 (Is_float_mode): New.
10916 (Scalar_mul_8_16): New.
10918 (V_mode_nunits): New.
10919 (All instruction patterns): Annotate with neon_type attribute
10921 * config/arm/arm.md: Include cortex-a8.md.
10922 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10924 Annotate instruction patterns accordingly.
10925 (generic_sched): Do not use generic scheduling for Cortex-A8.
10926 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10928 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10930 * fold-const.c (fold_read_from_constant_string): Use
10931 build_int_cst_type.
10932 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10934 2007-07-26 Nick Clifton <nickc@redhat.com>
10936 * tree-ssa-operands.h: Change copyright header to refer to version
10937 3 of the GNU General Public License and to point readers at the
10938 COPYING3 file and the FSF's license web page.
10939 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10940 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10941 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10942 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10943 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10944 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10945 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10946 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10947 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10948 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10949 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10950 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10951 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10952 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10953 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10954 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10955 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10956 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10957 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10958 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10959 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10960 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10961 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10962 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10963 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10964 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10965 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10966 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10967 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10968 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10969 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10970 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10971 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10972 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10973 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10974 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10975 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10976 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10977 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10978 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10979 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10980 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10981 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10982 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10983 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10984 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10985 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10986 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10987 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10988 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10989 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10990 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10991 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10992 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10993 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10994 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10995 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10996 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10997 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10998 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10999 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11000 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11001 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11002 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11003 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11004 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11005 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11006 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11007 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11008 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11009 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11010 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11011 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11012 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11013 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11014 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11015 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11016 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11017 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11018 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11019 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11020 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11021 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11022 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11023 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11024 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11025 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11026 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11027 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11028 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11029 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11030 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11031 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11032 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11033 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11034 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11035 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11036 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11037 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11038 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11039 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11040 convert.c, convert.h, langhooks-def.h, reload1.c,
11041 tree-ssa-operands.c: Likewise.
11043 2007-07-26 Jan Hubicka <jh@suse.cz>
11045 * tree-ssa-live.c: Include debug.h and flags.h.
11046 (mark_scope_block_unused): New function.
11047 (remove_unused_scope_block_p): New function.
11048 (remove_unused_locals): Remove unused blocks too.
11050 2007-07-25 Ian Lance Taylor <iant@google.com>
11052 * combine.c (combine_max_regno): Remove. Remove all uses.
11053 (struct reg_stat_struct): Rename from struct reg_stat.
11054 (reg_stat_type): Define, and declare VECs.
11055 (reg_stat): Change from pointer to VEC. Change all uses.
11056 (combine_split_insns): New static function.
11057 (try_combine, find_split_point): Call it instead of split_insns.
11059 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11061 * cfghooks.c (split_block): Fix the information about loop latch.
11063 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11065 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11067 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11069 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11070 Scan the new edge for loop exit info.
11072 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11074 * config/darwin.c: Include debug.h.
11076 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11079 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11081 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11083 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11084 (HARD_REGNO_MODE_OK): Ditto.
11085 (MODES_TIEABLE_P): Ditto.
11086 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11087 (CLASS_MAX_NREGS): Ditto.
11088 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11089 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11090 (divdf3_internal_thr): Removed.
11091 * config/ia64/div.md: New file.
11092 * config/ia64/constraints.md: Add H constraint.
11094 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11096 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11097 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11098 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11099 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11100 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11101 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11102 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11103 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11104 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11105 dump_sbitmap_file, debug_sbitmap, popcount_table,
11106 sbitmap_popcount): Constify.
11107 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11108 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11109 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11110 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11111 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11112 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11113 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11114 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11115 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11116 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11117 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11119 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11121 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11122 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11123 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11124 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11125 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11126 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11127 bitmap_intersect_p, bitmap_intersect_compl_p,
11128 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11129 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11131 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11132 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11133 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11134 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11135 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11136 debug_bitmap, debug_bitmap_file, bitmap_print,
11137 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11138 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11140 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11142 * config/darwin.c (darwin_override_options): Additional fix for
11143 debug info formats that don't support var tracking.
11145 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11147 * cselib.c (entry_and_rtx_equal_p): Constify.
11148 * gengtype.c (output_mangled_typename, write_types, write_local):
11150 * gengtype.h (const_type_p): New.
11151 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11153 * tlink.c (scan_linker_output): De-constify.
11154 * tree-ssa-loop-im.c (memref_eq): Constify.
11155 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11156 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11158 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11160 * c-common.c (fname_as_string, c_type_hash): Constify.
11161 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11162 * cgraph.c (edge_hash, edge_eq): Likewise.
11163 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11164 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11165 reg_attrs_htab_eq): Likewise.
11166 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11168 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11169 const_decl_t, const_state_t, const_automata_list_el_t): New.
11170 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11171 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11172 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11173 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11174 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11175 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11176 compare_max_occ_cycle_nums, out_state_arcs_num,
11177 compare_transition_els_num, units_cmp, state_reservs_cmp):
11179 * genmodes.c (cmp_modes): Likewise.
11180 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11181 * gimplify.c (compare_case_labels): Likewise.
11182 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11183 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11184 * matrix-reorg.c (mtt_info_hash): Likewise.
11185 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11186 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11187 (htab_hash_bucket, htab_hash_elem): Constify.
11188 * tree-browser.c (TB_parent_eq): Likewise.
11189 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11190 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11191 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11192 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11194 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11195 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11196 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11197 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11198 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11200 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11201 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11202 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11203 * tree-ssa-threadupdate.c (redirection_data_hash,
11204 redirection_data_eq): Likewise.
11205 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11206 * tree-ssa.c (var_ann_eq): Likewise.
11207 * tree-vrp.c (compare_case_labels): Likewise.
11208 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11209 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11210 tree_not_check_failed, tree_class_check_failed,
11211 tree_range_check_failed, tree_not_class_check_failed,
11212 omp_clause_check_failed, omp_clause_range_check_failed,
11213 tree_contains_struct_check_failed, tree_operand_check_failed):
11215 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11216 tree_not_check_failed, tree_class_check_failed,
11217 tree_range_check_failed, tree_not_class_check_failed,
11218 tree_operand_check_failed, omp_clause_operand_check_failed,
11219 tree_operand_length): Likewise.
11220 * var-tracking.c (const_variable): New.
11221 (variable_htab_hash, variable_htab_eq): Constify.
11222 * varasm.c (const_desc_hash): Likewise.
11224 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11226 * expr.c (handled_component_p): Constify.
11227 * fold-const.c (fit_double_type): Likewise.
11228 * real.h (real_value_from_int_cst): Likewise.
11229 * tree-flow-inline.h (gimple_in_ssa_p,
11230 gimple_aliases_computed_p, gimple_addressable_vars,
11231 gimple_call_clobbered_vars, gimple_referenced_vars,
11232 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11233 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11234 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11235 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11236 is_label_stmt, is_global_var, phi_ssa_name_p,
11237 factoring_name_p, is_call_clobbered, tree_common_ann,
11238 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11239 unmodifiable_var_p, array_ref_contains_indirect_ref,
11240 ref_contains_array_ref, lookup_subvars_for_var,
11241 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11242 gimple_mem_ref_stats): Likewise.
11243 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11244 may_aliases, is_exec_stmt, is_label_stmt,
11245 ref_contains_array_ref, array_ref_contains_indirect_ref,
11246 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11247 unmodifiable_var_p): Likewise.
11248 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11249 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11250 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11251 cst_and_fits_in_hwi, real_value_from_int_cst,
11252 build_real_from_int_cst, integer_zerop, integer_onep,
11253 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11254 tree_floor_log2, real_zerop, real_onep, real_twop,
11255 real_minus_onep, really_constant_p, purpose_member, chain_member,
11256 list_length, fields_length, int_size_in_bytes, bit_position,
11257 int_bit_position, byte_position, int_byte_position, expr_align,
11258 array_type_nelts, tree_node_structure,
11259 type_contains_placeholder_1, iterative_hash_pointer,
11260 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11261 tree_map_base_eq, type_hash_list, type_hash_eq,
11262 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11263 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11264 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11265 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11266 int_fits_type_p, get_containing_scope, decl_function_context,
11267 decl_type_context, omp_clause_operand_check_failed,
11268 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11269 * tree.h (omp_clause_operand_check_failed, tree_size,
11270 build_real_from_int_cst, array_type_nelts, purpose_member,
11271 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11272 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11273 is_attribute_p, check_qualified_type, expr_align,
11274 int_size_in_bytes, bit_position, int_bit_position, byte_position,
11275 int_byte_position, list_length, fields_length, initializer_zerop,
11276 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
11277 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
11278 tree_node_structure, handled_component_p, get_containing_scope,
11279 decl_function_context, decl_type_context, real_zerop,
11280 type_num_arguments, fit_double_type, really_constant_p,
11281 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
11282 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
11283 real_twop, real_minus_onep, int_cst_value): Likewise.
11285 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11287 * cfglayout.c (insn_scope, insn_line): Constify.
11288 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
11289 const_double_htab_hash, const_double_htab_eq,
11290 mem_attrs_htab_hash): Likewise.
11291 * loop-iv.c (biv_eq): Likewise.
11292 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
11293 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
11294 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
11296 * rtl-error.c (location_for_asm, diagnostic_for_asm,
11297 error_for_asm, warning_for_asm, _fatal_insn,
11298 _fatal_insn_not_found): Likewise.
11299 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
11300 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
11301 rtl_check_failed_type2, rtl_check_failed_code1,
11302 rtl_check_failed_code2, rtl_check_failed_code_mode,
11303 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
11304 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
11305 rtl_check_failed_type2, rtl_check_failed_code1,
11306 rtl_check_failed_code2, rtl_check_failed_code_mode,
11307 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
11308 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
11309 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
11310 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
11311 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
11312 rtx_unstable_p, get_integer_term, get_related_value,
11313 offset_within_block_p, reg_mentioned_p, count_occurrences,
11314 reg_referenced_p, reg_used_between_p, no_labels_between_p,
11315 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
11316 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
11317 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
11318 find_constant_src, find_reg_fusage, find_regno_fusage,
11319 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
11320 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11321 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11322 computed_jump_p, auto_inc_p, in_expr_list_p,
11323 remove_node_from_expr_list, loc_mentioned_in_p,
11324 label_is_jump_target_p, reversed_comparison_code_parts,
11325 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11326 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11327 print_inline_rtx): Likewise.
11328 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11329 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11330 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11331 get_integer_term, get_related_value, offset_within_block_p,
11332 count_occurrences, reg_mentioned_p, no_labels_between_p,
11333 reg_used_between_p, reg_referenced_p, single_set_2,
11334 multiple_sets, set_noop_p, refers_to_regno_p,
11335 reg_overlap_mentioned_p, dead_or_set_p,
11336 covers_regno_no_parallel_p, covers_regno_p,
11337 dead_or_set_regno_p, find_reg_note, find_regno_note,
11338 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11339 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11340 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11341 side_effects_p, may_trap_p_1, may_trap_p,
11342 may_trap_after_code_motion_p, may_trap_or_fault_p,
11343 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11344 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11345 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11346 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11347 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11349 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11350 warning_for_asm): Likewise.
11351 * tree.h (print_rtl): Likewise.
11352 * varasm.c (get_pool_mode): Likewise.
11354 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11356 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11357 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11358 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11359 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11360 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11361 * ddg.c (compare_sccs): Likewise.
11362 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11363 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11364 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11365 decimal_do_fix_trunc, decimal_real_to_integer,
11366 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11367 * dse.c (const_group_info_t): New.
11368 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11369 * dwarf2out.c (const_dw_die_ref): New.
11370 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11371 * tree-browser.c (TB_parent_eq): Likewise.
11372 * unwind-dw2-fde.c (__register_frame_info_bases,
11373 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11374 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11376 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11377 * unwind-dw2.c (uw_frame_state_for): Likewise.
11378 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11379 * value-prof.h (const_histogram_value): New.
11381 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11383 * config/mips/mips.c (machine_function): Add
11384 initialized_mips16_gp_pseudo_p.
11385 (mips16_gp_pseudo_reg): Do not emit the initialization of
11386 mips16_gp_pseudo_rtx when being called from the gimple cost-
11387 calculation routines; emit it on the first use outside those
11390 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11392 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11395 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11396 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11397 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11398 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11399 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11400 Preserve const-ness of parameters through use of __typeof(),
11401 also constify and tidy.
11403 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11404 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11405 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11406 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11407 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11408 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11409 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11410 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11411 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11413 2007-07-25 Julian Brown <julian@codesourcery.com>
11414 Mark Shinwell <shinwell@codesourcery.com>
11416 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11417 (alpha_mangle_type): This.
11418 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11419 (TARGET_MANGLE_TYPE): Define this instead.
11420 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11421 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11422 (arm_init_neon_builtins): Fix comment.
11423 (arm_mangle_map_entry): New.
11424 (arm_mangle_map): New.
11425 (arm_mangle_type): New.
11426 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11427 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11428 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11429 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11430 (TARGET_MANGLE_TYPE): Define this instead.
11431 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11432 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11433 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11434 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11435 (TARGET_MANGLE_TYPE): Define this instead.
11436 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11438 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11439 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11440 (TARGET_MANGLE_TYPE): Define this instead.
11441 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11442 (s390_mangle_type): This.
11443 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11444 (TARGET_MANGLE_TYPE): Define this instead.
11445 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11446 (sparc_mangle_type): This.
11447 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11448 (TARGET_MANGLE_TYPE): Define this instead.
11449 * cp/mangle.c (write_type): Call mangle_type target hook on all
11450 types before mangling. Use original type, not main variant, as
11452 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11453 (TARGET_MANGLE_TYPE): This.
11454 * target.h (gcc_target): Rename mangle_fundamental_type to
11456 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11457 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11459 2007-07-25 Julian Brown <julian@codesourcery.com>
11460 Paul Brook <paul@codesourcery.com>
11461 Joseph Myers <joseph@codesourcery.com>
11462 Mark Shinwell <shinwell@codesourcery.com>
11464 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11465 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11466 (with_fpu): Allow --with-fpu=neon.
11467 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11468 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11469 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11470 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11471 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11472 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11473 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11474 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11475 (output_move_neon): Add prototypes.
11476 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11477 (all_fpus): Add FPUTYPE_NEON.
11478 (fp_model_for_fpu): Add NEON field.
11479 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11480 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11482 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11484 (thumb2_legitimate_address_p): Likewise.
11485 (neon_valid_immediate): Recognize and prepare constants suitable for
11487 (neon_immediate_valid_for_move): New function. Recognize and prepare
11488 immediates for NEON move instructions.
11489 (neon_immediate_valid_for_logic): New function. Recognize and
11490 prepare immediates for NEON logic instructions.
11491 (neon_output_logic_immediate): New function. Create asm string
11492 suitable for outputting immediate logic instructions.
11493 (neon_pairwise_reduce): New function. Implement reduction using
11494 pairwise operations.
11495 (neon_expand_vector_init): New function. Expand a (possibly
11496 non-constant) vector initialization.
11497 (neon_vector_mem_operand): New function. Memory operands supported
11498 for quad-word loads/stores to/from ARM or NEON registers. Don't
11499 allow base+offset addressing for core regs.
11500 (neon_struct_mem_operand): New function. Valid mems for NEON
11502 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11503 from neon_vector_mem_operand addresses without a secondary register.
11504 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11505 (add_minipool_backward_ref): Likewise.
11506 (dump_minipool): Likewise.
11507 (push_minipool_fix): Likewise.
11508 (output_move_quad): New function. Output quad-word moves, loads and
11509 stores using ARM registers.
11510 (output_move_vfp): Add support for vectors in VFP (NEON) D
11512 (output_move_neon): Output a NEON load/store to/from a quadword
11514 (arm_print_operand): Implement new codes:
11515 - 'c' for unadorned integers (without a # sign).
11516 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11518 - 'e', 'f' for the low and high D parts of a NEON Q register.
11519 - 'q' outputs a NEON Q register.
11520 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11521 - 'T' prints NEON opcode features from a coded bitmask.
11522 - 'F' is similar to T, but signed/unsigned codes both print as
11524 - 't' is similar to T, but 'u' is printed instead of 'p'.
11525 - 'O' prints 'r' if NEON instruction should perform rounding (as
11526 specified by bitmask), else prints nothing.
11527 - '#' is a punctuation character to stop operand numbers from
11528 running together with following digits in the assembler
11529 strings for instructions (when using mode attributes).
11530 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11531 constant vectors in big-endian mode, where necessary.
11532 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11533 Handle EI, OI, CI, XI modes.
11534 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11535 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11536 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11537 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11538 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11540 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11541 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11542 to turn v8qi, etc. into bits defined above.
11543 (neon_itype): New enumeration. Classifications of NEON builtins.
11544 (neon_builtin_datum): Define struct. Contains information about
11545 a single builtin (with multiple modes).
11546 (CF): Define helper macro for...
11547 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11549 (neon_builtin_data): New array. Define information about builtins
11550 for use during initialization/expansion.
11551 (arm_init_neon_builtins): New function.
11552 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11554 (neon_builtin_compare): New function.
11555 (locate_neon_builtin_icode): New function. Find an insn code for a
11556 builtin given a function code for that builtin. Also return type of
11557 builtin (NEON_BINOP, NEON_UNOP etc.).
11558 (builtin_arg): New enumeration. Types of arguments for builtins.
11559 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11560 Takes a variable argument list of builtin_arg types, terminated by
11562 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11563 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11564 (neon_emit_pair_result_insn): New function. Support returning pairs
11565 of vectors via a pointer.
11566 (neon_disambiguate_copy): New function. Set up operands for a
11567 multi-word copy such that registers do not get clobbered.
11568 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11569 ARM_BUILTIN_NEON_BASE.
11570 (arm_file_start): Set float-abi attribute for NEON.
11571 (arm_vector_mode_supported_p): Enable NEON vector modes.
11572 (arm_mangle_map_entry): New.
11573 (arm_mangle_map): New.
11574 (arm_mangle_vector_type): New.
11575 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11577 (TARGET_NEON): New macro. Target supports NEON.
11578 (fputype): Add FPUTYPE_NEON.
11579 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11580 for vectorization based on command-line arg.
11581 (NEON_REGNO_OK_FOR_NREGS): Define.
11582 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11583 (VALID_NEON_STRUCT_MODE): Define.
11584 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11585 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11586 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11587 (consttable_16): Add pattern for outputting 16-byte minipool
11589 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11591 (vec-common.md, neon.md): Include md files.
11592 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11593 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11594 (memory_constraint "Ut", "Un", "Us"): Define.
11595 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11596 (MMX_char): New mode attribute.
11597 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11598 (*add<mode>3_iwmmxt): New insn pattern.
11599 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11600 (*sub<mode>3_iwmmxt): New insn pattern.
11601 (mulv4hi3): Rename to...
11602 (*mulv4hi3_iwmmxt): This.
11603 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11604 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11605 (uminv4hi3, uminv2si3): Remove. Replace with...
11606 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11607 (*umin<mode>3_iwmmxt): These.
11608 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11609 (ashr<mode>3_iwmmxt): This new pattern.
11610 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11611 (lshr<mode>3_iwmmxt): This new pattern.
11612 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11613 (ashl<mode>3_iwmmxt): This new pattern.
11614 * config/arm/neon-docgen.ml: New file. Generate documentation for
11616 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11617 * config/arm/arm_neon.h: New (autogenerated).
11618 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11620 * config/arm/neon.md: New file. Define NEON instructions.
11621 * config/arm/neon.ml: New file. Abstract description of NEON
11622 instructions, used to generate arm_neon.h header, documentation and
11624 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11625 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11627 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11629 (ARM NEON Intrinsics): New subsection.
11630 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11632 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11634 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11637 2007-07-24 Jan Hubicka <jh@suse.cz>
11639 * regclass.c (move_table): New type.
11640 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11641 (init_move_cost): Break out from ...
11642 (init_reg_sets_1): ... here; simplify computation of
11643 have_regs-of_mode and contains_reg_of_mode.
11644 (record_reg_classes): Unswitch internal loops.
11645 (copy_cost): Trigger lazy initialization of move cost
11646 (record_address_regs): Likewise.
11648 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11650 * config/darwin.c (darwin_override_options): Don't force on
11651 flag_var_tracking_uninit when no debug info is requested.
11653 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11655 * cfgloop.c (init_loops_structure): New function.
11656 (flow_loops_find): Create root of the loop tree unconditionally.
11658 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11660 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11662 2007-07-24 Jan Hubicka <jh@suse.cz>
11664 * caller-save.c: Include ggc.h, gt-caller-save.h
11665 (reg_save_code, reg_restore_code): Rename to ...
11666 (cached_reg_save_code, cached_reg_restore_code): ... those.
11667 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11668 (reg_save_code, reg_restore_code): New functions.
11669 (init_caller_save): Do not intialize
11670 reg_save_code/reg_restore_code tables.
11671 * Makefile.in: (gt-caller-save.h): New.
11673 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11675 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11676 with the mode of the original operand instead of
11679 2007-07-23 Jan Hubicka <jH@suse.cz>
11681 * i386.c (ix86_secondary_memory_needed): Break out to...
11682 (inline_secondary_memory_needed): ... here.
11683 (ix86_memory_move_cost): Break out to ...
11684 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11685 maximum of input and output; fix handling of Q_REGS on 64bit.
11686 (ix86_secondary_memory_needed): Microoptimize.
11688 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11690 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11691 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11692 stmts_from_loop, known_dependences_p, build_rdg): New.
11693 * tree-data-ref.h: Depends on graphds.h.
11694 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11695 (build_rdg): Declared.
11696 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11698 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11700 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11703 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11704 Jakub Jelinek <jakub@redhat.com>
11706 PR middle-end/PR28690
11707 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11709 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11710 and MEM_POINTER operands over REG and MEM operands.
11711 (swap_commutative_operands_p): Change return value to bool.
11712 * rtl.h: Update the corresponding prototype.
11713 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11714 instead of gen_rtx_PLUS.
11715 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11716 value to bool. Change function arguments to rtx's and update code
11718 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11719 calls to match the new declaration.
11720 * simplify-rtx.c (simplify_associative_operation): Don't
11721 reorder simplify_binary_operation arguments.
11723 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11725 * config/mips/mips.c (override_options): Use mips_costs to derive
11726 the default branch cost.
11727 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11729 * config/mips/mips.opt (mbranch-cost=): New option.
11730 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11732 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11734 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11735 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11736 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11737 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11739 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11741 * config/mips/constraints.md (ks): New constraint.
11742 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11743 (*add<mode>3_mips16): ...here.
11745 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11747 * optabs.h (enum optab_index): Add new OTI_signbit.
11748 (signbit_optab): Define corresponding macro.
11749 (enum insn_code signbit_optab[]): Remove array.
11750 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11751 (expand_copysign_absneg): If back end provides signbit insn, use it
11752 instead of bit operations on floating point argument.
11753 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11754 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11755 for availability of signbit insn.
11757 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11758 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11759 SSE mode is not active.
11760 (isinf<mode>2): Disable for mfpmath=sse,387.
11762 2007-07-22 Ben Elliston <bje@au.ibm.com>
11764 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11766 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11768 2007-07-20 Richard Guenther <rguenther@suse.de>
11770 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11771 integral typed condition.
11772 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11773 booleanness. Only preserve conversions from a non-base
11774 type to a base type, not in general between types with
11775 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11776 * tree.def (COND_EXPR): Document that the condition
11777 can be of any integral type.
11779 2007-07-20 Nigel Stephens <nigel@mips.com>
11780 Richard Sandiford <richard@codesourcery.com>
11782 * config/mips/mips.h (mips_dwarf_regno): Declare.
11783 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11784 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11785 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11786 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11787 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11788 (REG_CLASS_NAMES): Update accordingly.
11789 * config/mips/mips.c (mips_dwarf_regno): New array.
11790 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11791 (mips_subword): Remove special handling for accumulator registers.
11792 (override_options): Initiailize mips_dwarf_regno. Remove use
11794 (mips_swap_registers): New function.
11795 (mips_conditional_register_usage): Swap accumulator registers
11796 around if TARGET_LITTLE_ENDIAN.
11797 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11798 * config/mips/constraints.md (h, l): Use the endianness to choose
11799 between MD0_REG and MD1_REG.
11800 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11801 alternative-dependent template.
11803 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11805 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11808 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11810 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11811 predecessor fallthru flags.
11813 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11815 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11816 of compare to the same type.
11817 * cfgloopmanip.c (add_loop): Update information about loop exits.
11818 (loop_version): Remove the innermost loop requirement.
11819 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11820 to sizetype for pointers.
11822 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11824 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11825 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11826 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11828 * config/dfp-bit.c: Empty for TFmode conversions.
11830 2007-07-18 Caroline Tice <ctice@apple.com>
11832 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11833 and handle them correctly; check that src is not NULL before
11835 (find_src_set_src): Likewise.
11837 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11839 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11840 (struct alignment_context, init_alignment_context): New.
11841 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11842 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11843 (XCHAL_HAVE_S32C1I): Likewise.
11844 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11845 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11846 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11847 (ATOMIC, HQI): New macros.
11848 (memory_barrier, *memory_barrier): New.
11849 (sync_lock_releasesi): New.
11850 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11851 (sync_lock_test_and_set<mode>): New.
11852 (sync_<atomic><mode>): New.
11853 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11854 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11855 (xtensa_expand_atomic): New.
11857 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11861 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11862 transformation for builtin ISNORMAL.
11863 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11864 * builtins.def (BUILT_IN_ISNORMAL): New.
11865 * doc/extend.texi: Document isnormal.
11867 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11871 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11872 optabs infrastructure. Provide generic implementation for
11874 (expand_builtin): Handle FINITE/ISFINITE.
11875 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11876 (fold_builtin_1): Likewise.
11878 * builtins.def (BUILT_IN_ISFINITE): New.
11880 * doc/extend.texi: Document isfinite.
11882 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11885 PR middle-end/20558
11887 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11888 generic fallback for isinf.
11889 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11890 calculation code ...
11891 * real.c (get_max_float): ... to here.
11892 * real.h (get_max_float): New.
11894 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11896 PR middle-end/32668
11898 * builtin-attrs.def (ATTR_TYPEGENERIC,
11899 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11901 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11902 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11903 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11904 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11906 * c-common.c (handle_type_generic_attribute): New.
11907 (c_common_attribute_table): Add "type generic".
11909 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11911 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11913 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11914 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11917 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11920 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11921 checking that the operand is an expression.
11923 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11924 Danny Smith <dannysmith@users.sourceforge.net>
11927 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11928 file mapping object in local namespace if Windows version later
11931 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11933 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11934 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11935 arm_cannot_force_const_mem.
11936 (arm_cannot_force_const_mem): New function.
11937 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11938 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11939 of arm_tls_referenced_p.
11940 * config/arm/arm.md (movsi): Split out-of-section constants when
11941 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11942 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11944 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11946 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11948 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11950 * config/mips/mips.md (*extendqihi2): Convert the destination
11953 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11955 * config/pa/fptr.c: Update license header.
11956 * config/pa/milli64.S: Likewise.
11958 2007-07-17 Nick Clifton <nickc@redhat.com>
11960 * COPYING_v3: New file. Contains version 3 of the GNU General
11962 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11963 Lesser General Public License.
11964 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11965 the GNU General Public License.
11967 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11969 PR rtl-optimization/32773
11970 * cfglayout.c (force_one_exit_fallthru): New function.
11971 (cfg_layout_finalize): Use it.
11973 2007-07-16 Richard Guenther <rguenther@suse.de>
11974 Uros Bizjak <ubizjak@gmail.com>
11976 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11977 before forcing it to gimple operand.
11979 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11980 David Ung <davidu@mips.com>
11982 * config/mips/mips.h (TUNE_24K): Define.
11983 (TUNE_MACC_CHAINS): Add TUNE_24K.
11984 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11986 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11987 (r74k_int_madd): .. this new reservation.
11988 (define_bypass): Fixed bypasses for r74k_int_madd to use
11989 mips_linked_madd_p.
11990 * config/mips/24k.md (define_bypass): Define new
11991 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11993 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11994 Nigel Stephens <nigel@mips.com>
11996 * config/mips/mips.md: Include 20kc.md.
11997 * config/mips/20kc.md: New file.
11998 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11999 (mips_adjust_cost): Tweak for 20Kc.
12000 (mips_issue_rate): Likewise.
12001 * config/mips/mips.h (TUNE_20KC): Define.
12003 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12005 * config/rs6000/rs6000.c (struct processor_cost): Add
12006 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12008 (*_cost): Add cache information.
12009 (rs6000_override_options): Set cache parameters.
12011 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12014 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12015 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12017 2007-07-16 Paul Brook <paul@codesourcery.com>
12020 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12021 (cirrus_thumb2_movsi_insn): Ditto.
12023 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12025 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12026 CR2_REGNO to R_CR2.
12028 2007-07-15 Andrew Haley <aph@redhat.com>
12030 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12031 before looking in the context.
12033 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12035 PR middle-end/32398
12036 PR middle-end/32769
12037 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12038 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12039 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12040 (pa_output_function_prologue): Use rp_saved and
12041 current_function_is_leaf to generate .CALLINFO statement.
12042 (hppa_expand_prologue): Set rp_saved.
12043 (hppa_expand_epilogue): Use rp_saved.
12044 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12045 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12047 2007-07-14 Dirk Mueller <dmueller@suse.de>
12049 * omega.c (coalesce): Fix memory leak on early exit.
12050 * matrix-reorg.c (check_allocation_function): Likewise.
12051 * tree-vect-transform.c (vect_get_new_vect_var): free result
12053 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12054 pass pointer to edge vector
12055 (partition_hot_cold_basic_blocks): Fix memory leak.
12056 * collect2.c (prefix_from_string): Free temporary storage.
12057 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12059 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12061 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12062 (DO_GLOBAL_DTORS_BODY): Likewise.
12064 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12065 Nigel Stephens <nigel@mips.com>
12067 * config/mips/mips.c (mips_classify_symbol): Don't return
12068 SYMBOL_SMALL_DATA for constant pool addresses if
12069 TARGET_EMBEDDED_DATA is true.
12071 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12073 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12074 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12075 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12076 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12077 __builtin_ia32_storehps, __builtin_ia32_storelps,
12078 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12079 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12080 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12081 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12082 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12083 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12084 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12085 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12086 using def_builtin_const.
12088 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12090 PR tree-optimization/32705
12091 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12092 (simplify_binary_expression): Use SSA_VAL consistently.
12094 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12096 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12097 (SPEFSCR_REGNO): Delete definition.
12098 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12099 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12100 * config/rs6000/rs6000.h: Do not define *_REGNO.
12101 LINK_REGISTER_REGNUM -> LR_REGNO.
12102 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12103 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12104 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12105 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12106 R_VRSAVE, R_VSCR. Use them.
12107 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12108 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12109 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12110 * config/rs6000/aix.h: Define R_LR. Use it.
12112 2007-07-13 Caroline Tice <ctice@apple.com>
12114 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12115 flag_var_tracking is explicitly turned off (i.e. when variable
12116 tracking is not feasible); otherwise, turn flag_var_tracking on when
12117 flag_var_tracking_uninit is on.
12118 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12119 note definitions, to allow recording of initialization status in the
12121 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12122 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12123 determine if two note locations are equal.
12124 (output_loc_list): Don't output list entries whose start & end labels
12126 (reg_loc_descriptor): Add parameter for initialization status; pass it
12127 to other loc descriptor functions.
12128 (one_reg_loc_descriptor): Add parameter for initialization status;
12129 check its value and add DW_OP_GNU_uninit to returned loc descr if
12131 (multiple_reg_loc_descriptor): Add parameter for initialization
12133 pass init status argument to other loc descriptor functions; check
12134 value of intialization parameter and add DW_OP_GNU_uninit to returned
12135 loc descr if appropriate.
12136 (based_loc_descr): Add parameter for initialization status; add new
12137 variable for return value; check value of initialization parameter and
12138 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12139 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12140 pass init status argument to other loc descriptor functions; check
12141 value of intialization parameter and add DW_OP_GNU_uninit to returned
12142 loc descr if appropriate.
12143 (mem_loc_descriptor): Likewise.
12144 (concat_loc_descriptor): Likewise.
12145 (concatn_loc_descriptor): Likewise.
12146 (loc_descriptor): Add parameter for initialization status; pass it as
12147 argument to other loc descriptor function calls.
12148 (loc_descriptor_from_tree_1): Add appropriate initialization status
12149 to loc descriptor function calls.
12150 (add_location_or_const_value_attribute): Get initialization status
12151 from VAR_LOCATION note; add initialization status to loc descriptor
12153 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12154 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12155 status is uninitialized, add "[uninint]" to output.
12156 * common.opt (fvar-tracking-uninit): New option, similar to
12157 fvar-tracking, to turn on tracking of uninitialized variables; creates
12158 a new global flag, flag_var_tracking_uninit.
12159 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12160 (enum var_init_status): New type, for var initialization status field.
12161 * var-tracking.c (struct location_chain_def): Two new fields, init,
12162 for initialization status, and set_src for the assignment value expr.
12163 (unshare_variable): New parameter for initialization status;
12164 initialize new init and set_src fields.
12165 (var_reg_set): New parameters for initialization status and value;
12166 pass them to set_variable_part.
12167 (var_mem_set): Likewise.
12168 (get_init_value): New function.
12169 (var_reg_delete_and_set): New initialization status & value
12170 parameters; add call to get_init_value if status is unknown; pass new
12171 parameters to clobber_variable_part and var_reg_set.
12172 (var_mem_delete_and_set): Likewise.
12173 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12174 (var_mem_delete): Likewise.
12175 (variable_union): Pass status to unshare_variable; initialize new init
12176 and set_src fields. If flag_var_tracking_uninit is not set, force
12177 status to initialized.
12178 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12179 used later to get the set_src value.
12180 (find_src_status): New function.
12181 (find_src_set_src): New function.
12182 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12183 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12184 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12185 and var_mem_delete_and_set.
12186 (dump_variable): Print out "[uninit]" if appropriate.
12187 (set_variable_part): Add new initialization and set_src parameters;
12188 pass status to unshare_variable; set node->init and node- >set_src
12189 fields and modify slot in hash table appropriately; save the init and
12190 set_src values if appropriate and assign to the new node.
12191 (clobber_variable_part): New set_src parameter; if two nodes have
12192 same variable and same location but different set_src (assignment)
12193 values, clobber old node.
12194 (delete_variable_part): Pass init status to unshare_variable.
12195 (emit_note_insn_var_location): Add initialized var; assign var's init
12196 status to new 'initialized'; pass new init status field to calls to
12197 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12198 status to initialized.
12199 (emit_notes_in_bb): Pass initialization status to calls to
12200 var_reg_set, var_mem_set, var_reg_delete_and_set and
12201 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12202 var_reg_delete_and_set and var_mem_delete_and_set; call
12203 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12204 make up for change in add_stores.
12205 (vt_add_function_parameters): Add status to calls to
12207 * config/darwin.c (darwin_override_options): Turn on uninitialized
12208 tracking automatically, if var_tracking is on and the system is
12211 2007-07-13 Sa Liu <saliu@de.ibm.com>
12213 * config.gcc: Add options for arch and tune on SPU.
12214 * config/spu/predicates.md: Add constant operands 0 and 1.
12215 * config/spu/spu-builtins.def: Add builtins for double precision
12216 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12217 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12219 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12221 * config/spu/spu-protos.h: Add new function prototypes.
12222 * config/spu/spu.c (spu_override_options): Check options -march and
12224 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12225 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12227 (spu_const_from_int): New. Create a vector constant from 4 ints.
12228 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12229 (spu_emit_vector_compare): New. Emit vector compare.
12230 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12231 * config/spu/spu.h: Add options -march and -mtune. Define processor
12232 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12233 CANONICALIZE_COMPARISON.
12234 * config/spu/spu.md: Add new insns for double precision compare
12235 and double precision vector compare. Add vcond and smax/smin patterns
12236 to enable DFmode vector conditional expression.
12237 * config/spu/spu.opt: Add options -march and -mtune.
12238 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12239 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12240 both CELL and CELLEDP targets: spu_testsv.
12241 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12244 2007-07-13 Richard Guenther <rguenther@suse.de>
12246 PR tree-optimization/32721
12247 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12248 TREE_THIS_VOLATILE on the folded reference.
12249 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12250 if the array reference has TREE_THIS_VOLATILE set.
12252 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12255 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12257 2007-07-13 Andreas Schwab <schwab@suse.de>
12259 * gengtype-lex.l: Allow declarations to be indented.
12261 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12263 * ginclude/tgmath.h: New.
12264 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12265 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12266 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12267 * configure: Regenerate.
12269 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12271 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12272 correct index when setting register save state for xd
12275 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12277 * config/sh/sh.c (mark_use): Remove.
12279 2007-07-12 Paul Brook <paul@codesourcery.com>
12281 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
12282 reg does not overlap return value.
12284 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
12286 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
12287 (set_expression_vuses): Ditto.
12288 (init_pre): Initialize expression_vuses.
12290 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12292 * config/i386/sse.md (storentdf, storentsf): New.
12294 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12296 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
12298 * tree.c (build_decl_stat): Move code from here...
12299 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
12300 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
12301 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
12302 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
12303 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
12306 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12307 Devang Patel <dpatel@apple.com>
12309 PR tree-optimization/25413
12310 * targhooks.c (default_builtin_vector_alignment_reachable): New.
12311 * targhooks.h (default_builtin_vector_alignment_reachable): New.
12312 * tree.h (contains_packed_reference): New.
12313 * expr.c (contains_packed_reference): New.
12314 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
12315 (vect_enhance_data_refs_alignment): Call
12316 vector_alignment_reachable_p.
12317 * target.h (vector_alignment_reachable): New builtin.
12318 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
12319 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
12320 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12322 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12324 * target.h (builtin_vectorization_cost): Add new target builtin.
12325 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12326 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12327 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12328 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12329 uninitialized variables.
12330 * tree-vect-transform.c (cost_for_stmt): New function.
12331 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12332 using cost 1 for all scalar stmts. Be less conservative when
12333 estimating the number of prologue/epulogue iterations. Call
12334 targetm.vectorize.builtin_vectorization_cost. Return
12335 min_profitable_iters-1.
12336 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12337 initialization cost instead of TARG_VEC_STMT_COST. Use
12338 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12339 epilogue code. Fix epilogue cost computation.
12340 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12341 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12342 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12343 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12344 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12345 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12347 2007-07-12 Richard Guenther <rguenther@suse.de>
12349 * gimplify.c (gimplify_conversion): Make sure that the result
12350 from maybe_fold_offset_to_reference is trivially convertible
12351 to the desired type before doing the simplification.
12352 (gimplify_expr): Likewise.
12353 * fold-const.c (fold_binary): Use the correct types for
12354 building the simplified expression.
12356 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12358 PR rtl-optimization/32729
12359 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12360 that fallthru to exit.
12362 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12364 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12365 (symDTPOFF2reg): Likewise.
12367 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12369 PR tree-optimization/32663
12371 * tree.h (VALUE_HANDLE_VUSES): Remove.
12372 (struct tree_value_handle): Remove vuses.
12374 * tree-vn.c (create_value_handle_for_expr): Don't set
12375 VALUE_HANDLE_VUSES.
12377 * tree-ssa-pre.c (expression_vuses): New.
12378 (alloc_expression_id): Set up expression_vuses.
12379 (get_expression_vuses): New.
12380 (set_expression_vuses): Ditto.
12381 (clear_expression_ids): Modify for expression_vuses.
12382 (phi_translate_1): Ditto.
12383 (phi_translate_set): Ditto.
12384 (value_dies_in_block_x): Ditto
12385 (valid_in_sets): Ditto.
12386 (add_to_sets): Ditto.
12387 (find_existing_value_expr): Ditto.
12388 (create_value_handle_for_expr): Ditto.
12389 (make_values_for_stmt): Ditto.
12390 (vuse_equiv): Remove.
12392 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12394 * Makefile.in (mostlyclean): Remove object files.
12396 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12398 * toplev.c (no_new_pseudos): Deleted.
12399 * rtl.h (no_new_pseudos): Deleted.
12400 * tree-pass.h (pass_no_new_pseudos): Deleted.
12401 * passes.c (pass_no_new_pseudos): Deleted.
12402 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12403 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12404 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12406 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12407 * rtlhooks.c (gen_lowpart_general): Ditto.
12408 * optabs.c (prepare_operand): Ditto.
12409 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12411 * modulo-sched.c (rest_of_handle_sms): Ditto.
12412 * see.c (rest_of_handle_see): Ditto.
12413 * ifcvt.c (if_convert): Ditto.
12414 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12416 * init-regs.c (gate_initialize_regs): Deleted set of
12418 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12419 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12420 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12422 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12425 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12426 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12427 (*vec_extractv2di_1_rex64): New insn pattern.
12429 2007-07-11 David Daney <ddaney@avtrex.com>
12431 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12432 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12433 for SIGNAL_UNWIND_RETURN_COLUMN.
12434 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12435 (DWARF_FRAME_REGNUM): Rewrite.
12436 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12438 2007-07-11 Nick Clifton <nickc@redhat.com>
12440 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12441 delta and use gen_int_mode in place of GET_INT instead.
12443 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12445 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12448 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12450 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12451 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12453 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12454 (USE_CANONICAL_TYPES): New.
12455 * doc/invoke.texi (verify-canonical-types): Remove.
12456 (use-canonical-types): Add.
12458 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12460 * config/spu/spu.c (spu_optimization_options): Remove setting of
12461 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12462 (spu_override_options): Move it here.
12464 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12466 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12467 * config/mips/mips.c (mips_cpu_info_table): Mention
12468 MIPS_ISA_LEVEL_SPEC in the comment.
12470 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12472 PR tree-optimization/32713
12473 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12475 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12477 PR middle-end/30482
12478 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12479 conditional to flag_isoc99.
12480 (c_common_init_options): Do it here, unconditionally.
12482 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12484 PR tree-optimization/32589
12485 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12486 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12487 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12488 predicate, extracted from...
12489 (set_rhs): ...here. Call it for the expression on entry.
12490 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12491 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12492 (simplify_binary_expression): Use valid_gimple_expression_p
12493 to validate the simplification.
12494 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12496 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12498 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12499 DWARF2_DEBUG on 32 bit target too.
12500 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12502 2007-07-11 Nick Clifton <nickc@redhat.com>
12504 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12505 version for 64-bit hosts.
12507 2007-07-10 David Daney <ddaney@avtrex.com>
12509 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12511 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12513 * config/mips/mips.c (mips_expand_synci_loop): New function.
12514 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12515 (UNSPEC_RDHWR): Same.
12516 (UNSPEC_SYNCI): Same.
12517 (UNSPEC_SYNC): Same.
12518 (clear_cache): New expand.
12522 (clear_hazard): Same.
12523 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12525 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12526 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12528 2007-07-10 Ian Lance Taylor <iant@google.com>
12530 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12533 2007-07-10 David Daney <ddaney@avtrex.com>
12535 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12536 * builtins.c (expand_builtin___clear_cache): New function.
12537 (expand_builtin): Call expand_builtin___clear_cache for
12538 BUILT_IN_CLEAR_CACHE case.
12539 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12540 * doc/md.texi (clear_cache): Document new instruction pattern.
12541 * testsuite/gcc.dg/builtins-64.c: New test.
12543 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12545 * config/cris/cris.md ("movsi"): Fix typo in last change.
12547 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12550 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12552 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12553 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12554 for FUNCTION_DECLs. Don't use align_functions_log if
12556 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12557 even for FUNCTION_DECLs.
12558 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12560 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12561 (DECL_FUNCTION_CODE): Update for new location and name of
12563 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12564 (struct tree_decl_common): Move 'align' and 'off_align' out
12565 of union, ensure they're still on a 32-bit boundary. Remove
12566 other fields in union 'u1'.
12567 (struct tree_function_decl): Add field 'function_code' replacing
12568 'u1.f' in tree_decl_common.
12569 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12570 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12571 (Variable Attributes): Cross-reference 'aligned' attribute
12572 to Function Attributes.
12573 * flags.h (force_align_functions_log): Delete.
12574 * toplev.c (force_align_functions_log): Delete.
12576 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12579 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12580 (*vec_concatv2di_rex): New insn pattern.
12582 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12585 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12587 2007-07-10 Ian Lance Taylor <iant@google.com>
12589 Replace no_new_pseudos in backends.
12590 * rtl.h (can_create_pseudo_p): Define.
12591 * config/darwin.c (machopic_indirect_data_reference): Use
12592 can_create_pseudo_p () instead of no_new_pseudos.
12593 (machopic_indirect_data_reference): Likewise.
12594 (machopic_legitimize_pic_address): Likewise.
12595 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12596 (alpha_emit_set_const_1): Likewise.
12597 (alpha_emit_set_const): Likewise.
12598 (alpha_emit_conditional_move): Likewise.
12599 (alpha_split_conditional_move): Likewise.
12600 * config/alpha/alpha.md (various splitters): Likewise.
12602 * config/arm/arm.c (legitimize_pic_address): Likewise.
12603 (arm_load_pic_register): Likewise.
12604 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12605 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12606 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12607 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12608 * config/cris/cris.md (movsi): Likewise.
12609 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12610 (symGOTOFF2reg_hilo): Likewise.
12611 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12612 * config/h8300/h8300.md (insv, extzv): Likewise.
12613 * config/i386/i386.c (ix86_expand_move): Likewise.
12614 (ix86_expand_vector_move): Likewise.
12615 (ix86_prepare_fp_compare_args): Likewise.
12616 (ix86_expand_carry_flag_compare): Likewise.
12617 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12618 (tls_dynamic_gnu2_combine_32): Likewise.
12619 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12620 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12621 (ia64_expand_movxf_movrf): Likewise.
12622 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12623 (m32c_split_move): Likewise.
12624 (m32c_expand_insv): Likewise.
12625 * config/m68k/m68k.md (movsi): Likewise.
12626 * config/mips/mips.c (mips_force_temporary): Likewise.
12627 (mips_split_symbol): Likewise.
12628 (mips_move_integer): Likewise.
12629 (mips_legitimize_const_move): Likewise.
12630 * config/mn10300/mn10300.md (movsi): Likewise.
12631 * config/pa/pa.c (emit_move_sequence): Likewise.
12632 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12633 (rs6000_got_register): Likewise.
12634 (create_TOC_reference): Likewise.
12635 (rs6000_machopic_legitimize_pic_address): Likewise.
12636 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12637 (various splitters): Likewise.
12638 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12639 (movsi_got): Likewise.
12640 * config/s390/s390.c (emit_symbolic_move): Likewise.
12641 * config/s390/s390.md (movhi, movqi): Likewise.
12642 (load_multiple, store_multiple): Likewise.
12643 * config/score/score.c (score_force_temporary): Likewise.
12644 * config/sh/sh.c (prepare_move_operands): Likewise.
12645 (prepare_cbranch_operands): Likewise.
12646 (emit_fpu_switch): Likewise.
12647 (fpscr_set_from_mem): Likewise.
12648 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12649 (adddi3, subsi3): Likewise.
12650 (various splitters): Likewise.
12651 (divsi_inv_fp_combine): Likewise.
12652 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12653 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12655 * config/sh/predicates.md (xor_operand): Likewise.
12656 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12657 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12658 (movdi_pic_label_ref): Likewise.
12659 * config/spu/spu.c (spu_split_immediate): Likewise.
12660 * config/alpha/alpha.md (various splitters): Remove test
12661 !no_new_pseudos || reload_completed.
12662 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12664 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12665 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12666 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12667 * config/score/score.c (th_output_mi_thunk): Likewise.
12668 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12669 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12671 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12673 PR rtl-optimization/32664
12674 * mode-switching.c (create_pre_exit): Skip barrier insns.
12676 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12678 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12679 force_gimple_operand_bsi.
12680 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12681 rewrite_use_compare): Ditto.
12682 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12684 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12685 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12686 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12687 * tree-profile.c (prepare_instrumented_value,
12688 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12689 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12690 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12691 tree_gen_ior_profiler): Ditto.
12692 * tree-ssa-reassoc.c (negate_value): Ditto.
12693 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12694 Use force_gimple_operand_bsi.
12695 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12696 * tree-if-conv.c (add_to_dst_predicate_list,
12697 find_phi_replacement_condition): Ditto.
12698 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12699 Call mark_symbols_for_renaming for new statements.
12700 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12702 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12704 * cfghooks.c (remove_edge): New function.
12705 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12707 * cfghooks.h (remove_edge): Declare.
12708 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12709 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12711 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12713 * optabs.h: Added declaration for signbit_optab.
12714 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12715 * genoptinit.c (optabs): Added entry for signbit insns.
12716 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12717 insn, if available.
12718 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12719 * config/s390/s390.md (signbit<mode>2): New expander.
12721 2007-07-09 Richard Guenther <rguenther@suse.de>
12723 PR middle-end/32698
12724 * fold-const.c (fold_plusminus_mult_expr): Move constant
12725 arguments second to allow decomposing.
12727 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12730 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12732 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12733 Disregard DECL_FROM_INLINE.
12735 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12738 * doc/invoke.texi: Add ftree-reassoc flag.
12739 * common.opt (ftree-reassoc): New flag.
12740 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12741 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12743 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12745 PR tree-optimization/32681
12746 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12747 saved in second_edge->aux when first_bb is a loop header.
12749 2007-07-09 Jan HUbicka <jh@suse.cz>
12751 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12753 2007-07-09 Richard Guenther <rguenther@suse.de>
12755 * c-decl.c (start_function): Do not promote return type.
12757 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12759 * function.c (do_warn_unused_parameter): Do not warn if
12760 TREE_NO_WARNING is set.
12762 2007-07-08 Andreas Schwab <schwab@suse.de>
12764 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12766 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12769 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12771 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12772 apply to assembly language, too.
12773 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12775 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12777 Revert (note the sccvn portions are *not* reverted)
12778 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12780 Fix PR tree-optimization/23488
12782 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12784 * tree-flow-inline.h (get_value_handle): Ditto.
12785 * tree-ssa-pre.c (decl_vh_map): New.
12786 (decl_node_pool): New.
12787 (can_value_number_operation): Support DECL_P.
12788 (can_PRE_operation): Ditto.
12789 (create_expression_by_pieces): Ditto.
12790 (find_existing_value_expr): Modify to differnetiate between
12791 addressing and top level.
12792 (create_value_handle_for_expr): Handle DECL's.
12793 (poolify_tree): Ditto.
12794 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12795 (make_values_for_stmt): Handle DECL's properly.
12796 (init_pre): Reorg to not init useless things during FRE.
12798 * tree-flow.h: Include pointer-set.h.
12799 (decl_vh_map): Declare.
12800 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12802 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12804 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12805 the constraint description.
12806 * doc/md.texi: Update documentation of AVR constraints.
12808 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12810 * auto-inc-dec.c, config/arm/arm.c,
12811 config/m32r/constraints.md, config/mips/mips.md,
12812 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12813 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12814 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12815 typos. Follow spelling conventions.
12816 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12818 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12819 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12821 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12822 realloc_vuse): Remove.
12823 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12826 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12828 Fix PR tree-optimization/23488
12830 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12831 (try_to_simplify): Ditto.
12832 (visit_use): Ditto.
12833 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12835 * tree-flow-inline.h (get_value_handle): Ditto.
12836 * tree-ssa-pre.c (decl_vh_map): New.
12837 (decl_node_pool): New.
12838 (can_value_number_operation): Support DECL_P.
12839 (can_PRE_operation): Ditto.
12840 (create_expression_by_pieces): Ditto.
12841 (find_existing_value_expr): Modify to differnetiate between
12842 addressing and top level.
12843 (create_value_handle_for_expr): Handle DECL's.
12844 (poolify_tree): Ditto.
12845 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12846 (make_values_for_stmt): Handle DECL's properly.
12847 (init_pre): Reorg to not init useless things during FRE.
12849 * tree-flow.h: Include pointer-set.h.
12850 (decl_vh_map): Declare.
12851 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12853 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12855 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12856 apply to assembly language, too.
12857 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12859 2007-07-06 Ian Lance Taylor <iant@google.com>
12860 Zack Weinberg <zackw@panix.com>
12862 PR middle-end/32441
12863 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12865 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12867 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12868 (prefetch): Likewise if "pref" would be used.
12870 2007-07-06 Josh Conner <jconner@apple.com>
12872 PR middle-end/32602
12873 PR middle-end/32603
12874 * calls.c (store_one_arg): Handle arguments which are partially
12875 on the stack when detecting argument overlap.
12877 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12879 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12880 chosen during find_reloads.
12882 2007-07-06 Richard Guenther <rguenther@suse.de>
12884 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12885 TYPE_ARG_TYPES for verification of argument types. Use
12886 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12887 parameters as variable arguments.
12889 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12891 * libgcc2.h (word_type): Type definition removed.
12892 (cmp_return_type, shift_count_type): Type definitions added.
12893 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12894 replaced with shift_count_type.
12895 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12897 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12898 changed from word_type to Wtype.
12899 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12900 replaced with shift_count_type.
12901 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12903 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12904 and libgcc_shift_count attribute added.
12905 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12906 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12907 (TARGET_INITIALIZER): New target hooks added.
12908 * targhooks.c (default_libgcc_cmp_return_mode,
12909 default_libgcc_shift_count_mode): Default implementations for the new
12910 target hooks added.
12911 * targhooks.h (default_libgcc_cmp_return_mode,
12912 default_libgcc_shift_count_mode): Function prototypes added.
12913 * target.h (struct gcc_target): Fields for the new target hooks added.
12914 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12916 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12919 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12920 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12922 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12923 s390_libgcc_shift_count_mode): Functions added.
12924 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12925 Target hooks defined.
12927 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12929 * config/mips/mips.c (compute_frame_size): Restore the original
12930 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12931 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12932 Document why the difference is needed.
12934 2007-07-06 Richard Guenther <rguenther@suse.de>
12936 * c-common.c (boolean_increment): Use correctly typed
12939 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12941 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12942 the topmost argument register is not also included in the save mask.
12943 (mips16e_collect_argument_save_p): Take a pointer to the argument
12944 register, rather than a pointer to the number of arguments.
12945 (mips16e_collect_argument_saves): Only include argument saves
12946 that aren't in the register mask.
12948 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12950 PR rtl-optimization/32450
12951 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12952 to ensure that instructions are not moved into the prologue when
12953 profiling is on. Remove unused prologue_end variable.
12954 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12955 as a scheduling barrier.
12957 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12960 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12961 Disregard DECL_FROM_INLINE.
12963 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12965 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12966 IORing with a constant.
12968 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12970 PR rtl-optimization/32475
12971 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12972 for every definition of the stack pointer.
12974 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12976 * arm.c (vfp3_const_double_index): Copy signed results of
12977 REAL_VALUE_TO_INT into unsigned vars.
12979 2007-07-05 Richard Guenther <rguenther@suse.de>
12981 PR middle-end/32639
12982 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12984 * tree-ssa.c (useless_type_conversion_p): Check canonical
12987 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12989 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12990 zero_extendhisi2): Change to define_insn_and_split.
12991 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12993 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12995 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12996 pass_match_asm_constraints): New.
12997 * passes.c (init_optimization_passes): Add new pass.
12998 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12999 * function.h (struct function): Add has_asm_statement bit.
13000 (current_function_has_asm_statement): New.
13001 * tree-pass.h (pass_match_asm_constraints): New.
13003 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13005 * config/mips/mips.c (mips_file_start): Avoid declaration
13008 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13010 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13012 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13014 * rtl.def (NOTE): Change print format string to print
13015 operand 5 as a note insn name.
13017 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13018 David Ung <davidu@mips.com>
13020 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13021 * doc/invoke.texi: (MIPS Options): Document them.
13023 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13024 David Ung <davidu@mips.com>
13026 Add support for SmartMIPS ASE.
13028 * optabs.c (expand_binop_directly): New, broken out from...
13029 (expand_binop): Here. Make it try rotating in the other
13030 direction even when the second operand isn't constant.
13031 * config/mips/mips.md (*lwxs): New.
13032 * config/mips/mips.opt (msmartmips): New.
13033 * config/mips/mips.c (mips_lwxs_address_p): New.
13034 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13035 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13036 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13037 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13038 (ISA_HAS_LWXS): New.
13039 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13040 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13041 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13042 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13043 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13044 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13045 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13047 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13049 * tree-vectorizer.c (new_loop_vec_info): Initialize
13050 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13051 * tree-vectorizer.h (_loop_vec_info): Added new filed
13052 min_profitable_iters.
13053 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13054 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13055 * tree-vect-analyze.c (vect_analyze_operations): Set
13056 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13057 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13058 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13059 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13060 and prologue cost to after they are computed.
13061 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13062 TARG_VEC_STMT_COST.
13063 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13064 of creating vectors from scalars according to dt.
13065 (vect_model_store_cost): Likewise.
13066 (vectorizable_call): Use dt array instead of scalar dt. Call
13067 vect_model_simple_cost with additional argument dt.
13068 (vectorizable_assignment): Likewise.
13069 (vectorizable_operation): Likewise.
13070 (vectorizable_type_demotion): Likewise.
13071 (vectorizable_type_promotion): Likewise.
13072 (vectorizable_store): Use dt array instead of scalar dt. Call
13073 vect_model_store_cost with additional argument dt.
13074 (vect_do_peeling_for_loop_bound): Don't call
13075 vect_estimate_min_profitable_iters. Instead, lookup
13076 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13077 "may not be profitable".
13079 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13082 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13083 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13084 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13085 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13087 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13089 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13090 addressing modes cheaper.
13092 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13094 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13095 (dw_ranges_struct): Rename block_num to num. Adjust.
13096 (dw_ranges_by_label_struct): New.
13097 (ranges_by_label, ranges_by_label_allocated,
13098 ranges_by_label_in_use): New variables.
13099 (add_ranges_num): Factored most of the code out of...
13100 (add_ranges): ... this one. Rewrite in terms of the former.
13101 (add_ranges_by_labels): New.
13102 (output_ranges): Output by-label ranges.
13103 (dwarf2out_finish): Output range for multiple-section
13104 compile_unit. Output standard DW_AT_low_pc in addition to
13105 unexpected DW_AT_entry_pc.
13107 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13109 PR tree-optimization/32604
13110 PR tree-optimization/32606
13112 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13113 (compute_antic_safe): Removed.
13114 (ANTIC_SAFE_LOADS): Ditto.
13115 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13116 (execute_pre): Don't call compute_antic_safe.
13117 (vuse_equiv): New function.
13118 (make_values_for_stmt): Use it
13119 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13122 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13125 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13126 rather than a decl.
13127 (avr_attribute_table): Make "naked" attribute apply to function types
13128 rather than to decls.
13129 (avr_handle_fntype_attribute): New function.
13131 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13133 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13136 2007-07-04 David Ung <davidu@mips.com>
13137 Joseph Myers <joseph@codesourcery.com>
13139 * config/mips/mips.md (type): Add logical, signext and move.
13140 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13141 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13142 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13143 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13144 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13145 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13146 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13147 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13148 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13149 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13150 movv2sf_hardfloat_64bit): Use the new types.
13151 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13152 *movdf_softfloat, *movdf_mips16): Use "multi".
13153 (extendqihi2): Replace with a define_expand.
13154 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13155 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13156 * config/mips/74k.md (r74k_int_logical): New reservation and
13158 (r74k_int_arith): Remove "slt".
13159 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13160 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13161 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13162 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13163 reservations for "arith".
13165 2007-07-04 Richard Guenther <rguenther@suse.de>
13167 * tree-ssa.c (useless_type_conversion_p): Add handling for
13168 scalar float and vector types. Only call the types_compatible_p
13169 langhook for aggregate types as last resort. Follow the
13172 2007-07-04 Richard Guenther <rguenther@suse.de>
13174 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13175 the same as NOP_EXPR.
13177 2007-07-04 Nick Clifton <nickc@redhat.com>
13179 * target.h (struct gcc_target): Add target_help field.
13180 * target-def.h (TARGET_HELP): New.
13181 (TARGET_INITIALIZER): Use TARGET_HELP.
13182 * opts.c (command_handle_option): Invoke target_help function, if
13183 defined, when the user has specified --target-help on the command
13185 * doc/invoke.texi: Mention that --target-help might print
13186 additional information.
13187 * doc/tm.texi: Document TARGET_HELP hook.
13189 * arm.c (TARGET_HELP): Override default definition.
13190 (arm_target_help): New - display a wrapped list of cores and
13191 architectures supported.
13193 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13195 * config/v850/v850.c (expand_prologue): Make sure
13196 GEN_INT() argument is sign extended rather than zero extended.
13197 (expand_epilogue): Likewise.
13198 (output_move_double): Delete.
13199 * config/v850/v850-protos.h (output_move_double): Delete.
13200 * config/v850/v850.md (movdi): Delete.
13201 (*movdi_internal): Delete.
13203 (*movdf_internal): Delete.
13205 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13207 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13208 unless compiling RTP PIC.
13210 2007-07-04 Richard Guenther <rguenther@suse.de>
13212 PR tree-optimization/32482
13213 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13214 original ssa name if we didn't find a shift expression.
13215 Fix shift constant for bit zero test.
13217 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13219 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13221 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13223 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13224 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13225 * config/arm/vxworks.h (ASM_SPEC): Delete.
13226 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13228 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13230 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13231 (DDR_REVERSED_P): New.
13232 * tree-data-ref.c (initialize_data_dependence_relation,
13233 build_classic_dist_vector): Set DDR_REVERSED_P.
13235 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13237 PR middle-end/32457
13238 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13239 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13240 init_omega_for_ddr_1): Use non conservative number of iterations
13242 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13243 (analyze_siv_subscript): Remove FIXME and reinitialization of
13244 last_conflicts to chrec_dont_know.
13245 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13247 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13249 * tree.c (maybe_canonicalize_argtypes): Improve description.
13251 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13253 * tree.c (maybe_canonicalize_argtypes): New.
13254 (build_function_type): Set canonical type.
13255 (build_method_type_directly): Ditto.
13256 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13259 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13261 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13263 (rewrite_use_nonlinear_expr): Likewise.
13265 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13267 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13269 2007-07-04 Ben Elliston <bje@au.ibm.com>
13271 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13274 * c-objc-common.c (c_types_compatible_p): Fix indentation.
13276 * doc/tm.texi (Run-time Target): Capitalise "CPU".
13277 (Exception Handling): Likewise.
13279 2007-07-03 Jan Hubicka <jh@suse.cz>
13281 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
13283 2007-07-03 Eric Christopher <echristo@apple.com>
13285 * doc/cppopts.texi: Add conflicting option note to -dM.
13286 * doc/invoke.texi: Add note about possible conflicts with
13287 -E for -dCHARS and note that -dM will not produce
13288 any results if there is no machine dependent reorg.
13290 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13292 * tree.h (DECL_ALIGN): Back out previous change.
13294 2007-07-03 Joseph Myers <joseph@codesourcery.com>
13296 * configure.ac: Test for .dtprelword support on MIPS.
13297 * configure, config.in: Regenerate.
13298 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
13299 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13301 2007-07-03 Julian Brown <julian@codesourcery.com>
13303 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
13304 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
13305 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
13306 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
13308 (all_fpus): Add FPUTYPE_VFP3.
13309 (fp_model_for_fpu): Add VFPv3 field.
13310 (arm_rtx_costs_1): Give cost to VFPv3 constants.
13311 (vfp3_const_double_index): New function. Return integer index of
13312 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
13314 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
13315 and argument represents a valid RTX for a VFPv3 constant.
13316 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
13318 (vfp_emit_fstmd): Similar, for fstmd.
13319 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
13320 constants, represented as integer indices.
13321 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13322 VFP_REGNO_OK_FOR_DOUBLE macros.
13323 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13324 (arm_file_start): Set float-abi attribute for VFPv3, and output
13325 correct ".fpu" assembler directive.
13326 (arm_dbx_register_numbering): Add FIXME.
13327 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13328 (fputype): Add FPUTYPE_VFP3.
13329 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13330 (CALL_USED_REGISTERS): Likewise.
13331 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13332 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13333 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13334 (D7_VFP_REGNUM): New.
13335 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13336 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13337 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13338 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13339 (REG_ALLOC_ORDER): Adjust for VFPv3.
13340 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13341 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13342 VFP_LO_REGS, VFP_HI_REGS.
13343 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13344 (IS_VFP_CLASS): Define macro.
13345 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13347 (REGISTER_MOVE_COST): Likewise.
13348 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13349 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13350 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13351 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13352 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13353 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13354 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13355 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13356 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13357 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13358 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13359 where appropriate for single-word registers.
13360 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13361 As above. Fix type attributes.
13362 * config/arm/constraints.md (register_contraint "t"): Define.
13363 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13365 (register_constraint "x"): Define.
13366 (constraint "Dv"): Define.
13368 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13370 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13372 2007-07-03 Tom Tromey <tromey@redhat.com>
13374 * c-parser.c (objc_pq_context): Removed.
13375 (objc_need_raw_identifier): Likewise.
13376 (c_parser) <objc_pq_context>: New field.
13377 <objc_need_raw_identifier>: Likewise.
13378 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13379 (c_lex_one_token): Update.
13380 (c_parser_objc_protocol_definition): Update.
13381 (c_parser_objc_method_definition): Update.
13382 (c_parser_objc_methodproto): Update.
13383 (c_parser_declspecs): Update.
13385 2007-07-03 David Ung <davidu@mips.com>
13387 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13389 2007-07-03 David Ung <davidu@mips.com>
13390 Richard Sandiford <richard@codesourcery.com>
13392 * doc/invoke.texi: Document -march=74kf3_2.
13393 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13394 (TUNE_74K): Check for it.
13395 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13396 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13397 * config/mips/mips.md (cpu): Add 74kf3_2.
13398 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13399 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13400 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13401 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13402 74kf3_2 to the CPU list.
13403 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13404 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13405 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13406 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13407 (r74kf3_2_fxfer_from_c1): New insn reservations.
13409 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13410 David Ung <davidu@mips.com>
13412 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13413 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13414 and 74k[fx]. Document aliases for the new options.
13415 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13416 (PROCESSOR_24KF2_1): ...this.
13417 (PROCESSOR_24KX): Rename to...
13418 (PROCESSOR_24KF1_1): ...this.
13419 (PROCESSOR_74KF): Rename to...
13420 (PROCESSOR_74KF2_1): ...this.
13421 (PROCESSOR_74KX): Rename to...
13422 (PROCESSOR_74KF1_1): ...this.
13423 (TUNE_74K): Update PROCESSOR_* names.
13424 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13425 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13426 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13427 (mips_rtx_cost_data): Update processor names in comments.
13428 (mips_issue_rate): Update PROCESSOR_* names.
13429 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13430 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13431 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13432 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13433 Update cpu attribute names.
13434 (r24k_fpu_iss): Rename this reservation to...
13435 (r24kf2_1_fpu_iss): ...this and update all uses.
13436 (r24kx_fpu_iss): Rename this reservation to...
13437 (r24kf1_1_fpu_iss): ...this and update all uses.
13438 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13439 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13440 Update cpu attribute names.
13442 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13444 * config/m32r/constraints.md: New file.
13445 * config/m32r/m32r.c: Include tm-constrs.h.
13446 (small_data_operand): Use satisfies_constraint_* instead of macro.
13447 (addr24_operand, gen_compare): Likewise.
13448 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13449 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13450 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13451 EXTRA_CONSTRAINT): Likewise.
13452 * config/m32r/m32r.md: Include constraints.md.
13453 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13454 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13455 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13456 (two_insn_const_operand, int8_operand, uint16_operand,
13457 reg_or_int16_operand, reg_or_uint16_operand,
13458 reg_or_cmp_int16_operand, cmp_int16_operand,
13459 seth_add3_operand): Likewise.
13461 2007-07-03 Eric Christopher <echristo@gmail.com>
13463 * libgcc2.h: Conditionally declare __bswapsi2 and
13466 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13468 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13471 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13474 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13475 (__gthrw_pragma): Provide default definition.
13476 (__gthrw2): Use it.
13477 * gthr-posix.c (__gthrw_pragma): Define.
13479 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13481 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13482 before declaring inequality.
13484 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13486 * combine.c (recog_for_combine): Log the success or failure of
13487 matching new insn patterns against the machine description in
13490 2007-07-03 Revital Eres <eres@il.ibm.com>
13492 * ddg.c (print_sccs): New function.
13493 (check_sccs): New function.
13494 (create_ddg_all_sccs): Use it.
13495 * ddg.h (print_sccs): Declare.
13496 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13498 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13500 * targhooks.h (default_mode_for_suffix): New function declaration.
13501 * targhooks.c (default_mode_for_suffix): New default target hook.
13502 * target.h (struct c): New structure in the targetm struct.
13503 (mode_for_suffix): New target hook as part of struct c.
13504 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13505 default_mode_for_suffix.
13506 (TARGET_C): New define.
13507 * c-lex.c: Include "target.h".
13508 (interpret_float): Use targetm.c.mode_for_suffix to determine
13509 the mode for a given non-standard suffix.
13510 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13512 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13513 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13515 * doc/extend.texi (Floating Types): New node. Document __float80 and
13516 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13518 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13521 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13522 predicate instead of target_operand.
13523 (divsi3_i1_media, divsi3_media_2): Likewise.
13525 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13527 * tree.h (alias_sets_might_conflict_p): Rename into
13528 alias_sets_must_conflict_p.
13529 * alias.c (alias_sets_might_conflict_p): Likewise.
13530 (alias_sets_conflict_p): Use it.
13531 (objects_must_conflict_p): Likewise.
13532 * c-common.c (strict_aliasing_warning): Adjust.
13534 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13536 * rtlhooks.c (gen_lowpart_if_possible): Check for
13537 invalid subreg before calling gen_lowpart_SUBREG.
13539 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13541 * config/darwin9.h: Add copyright notice.
13542 (LINK_COMMAND_SPEC): Add comment.
13543 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13544 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13545 DARWIN_LIBSYSTEM_HAS_UNWIND.
13547 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13550 * omp-low.c (check_combined_parallel): New function.
13551 (lower_omp_parallel): Call it via walk_stmts, set
13552 OMP_PARALLEL_COMBINED if appropriate.
13553 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13554 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13555 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13556 don't consider it as combined parallel.
13558 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13560 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13561 (gcc_tooldir): Likewise.
13562 * configure: Regenerate.
13563 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13564 old configure.ac gcc_tooldir setting.
13565 (prefix_to_exec_prefix): New variable.
13566 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13567 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13569 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13571 Fix PR tree-optimization/32583
13572 Fix PR tree-optimization/32584
13573 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13574 (phi_translate_set): Use phi_translate directly now.
13575 (make_values_for_stmt): Don't value number RHS if we already know
13578 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13579 Jim Wilson <wilson@specifix.com>
13582 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13585 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13586 Richard Sandiford <richard@codesourcery.com>
13587 Nigel Stephens <nigel@mips.com>
13589 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13590 (mips16e_output_save_restore): Declare.
13591 (mips16e_save_restore_pattern_p): Likewise.
13592 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13593 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13594 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13595 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13596 (BITSET_P): New global macro, extracted from...
13597 (mips_for_each_saved_reg): ...here.
13598 (mips16e_save_restore_info): New struct.
13599 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13600 (mips16e_save_restore_regs): New variable.
13601 (mips_split_plus, mips16e_find_first_register): New functions.
13602 (mips16e_mask_registers): New function.
13603 (compute_frame_size): Expand the commentary before the function.
13604 Enforce the MIPS16e save and restore register range restrictions.
13605 Pad the general register save area at the low end.
13606 (mips16e_save_restore_reg, mips16e_build_save_restore)
13607 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13608 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13609 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13611 (mips_expand_prologue, mips_expand_epilogue): Handle
13612 GENERATE_MIPS16E_SAVE_RESTORE.
13613 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13615 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13617 PR tree-optimization/31966
13618 PR tree-optimization/32533
13619 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13620 "basic_block" description as its third argument. Update function
13621 calls to get destination bb from "edge" argument. Save "cond" into
13622 aux field of the edge. Update prototype for changed arguments.
13623 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13625 (find_phi_replacement_condition): Operate on incoming edges, not
13626 on predecessor blocks. If there is a condition saved in the
13627 incoming edge aux field, AND it with incoming bb predicate.
13628 Return source bb of the first edge.
13629 (clean_predicate_lists): Clean aux field of outgoing node edges.
13630 (tree_if_conversion): Do not initialize cond variable. Move
13631 variable declaration into the loop.
13632 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13633 initializations of new_stmt, arg0 and arg1 variables.
13635 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13637 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13638 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13640 2007-07-02 Richard Guenther <rguenther@suse.de>
13642 * tree-ssa.c (useless_type_conversion_p): Document
13643 future intent as defining the middle-end type system.
13644 Re-structure to call langhook last, group by type class,
13645 mark questionable parts.
13647 2007-07-02 Richard Guenther <rguenther@suse.de>
13649 * tree-flow.h (types_compatible_p): Declare.
13650 * tree-ssa.c (types_compatible_p): New function.
13651 * ipa-type-escape.c (discover_unique_type): Use
13652 types_compatible_p instead of lang_hooks.types_compatible_p.
13653 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13654 * tree-vn.c (expressions_equal_p): Likewise.
13655 * tree.c (fields_compatible_p): Likewise.
13656 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13657 (cprop_operand): Use useless_type_conversion_p instead of
13658 lang_hooks.types_compatible_p.
13659 * tree-inline.c (setup_one_parameter): Likewise.
13660 (declare_return_variable): Likewise.
13661 * tree-nrv.c (tree_nrv): Likewise.
13662 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13663 (maybe_fold_offset_to_component_ref): Likewise.
13664 (maybe_fold_offset_to_reference): Likewise.
13665 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13666 (merge_alias_info): Likewise.
13667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13668 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13669 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13670 * tree-tailcall.c (find_tail_calls): Likewise.
13671 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13672 * gimplify.c (canonicalize_addr_expr): Likewise.
13673 (fold_indirect_ref_rhs): Likewise.
13674 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13675 (cpt_same_type): Likewise.
13676 (check_pointer_types_r): Swap parameters to cpt_same_type
13678 * fold-const.c (fold_convert): Revert fix for PR15988.
13679 * tree-inline.c (setup_one_parameter): Instead fix it here by
13680 using fold_build1 instead of fold_convert and checking for
13681 error_mark_node. Convert only if the conversion is necessary.
13683 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13685 * configure.ac: Check for .gnu_attribute on Power.
13686 * configure: Regenerate.
13687 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13688 attribute for floating-point ABI.
13690 2007-07-02 Ira Rosen <irar@il.ibm.com>
13692 PR tree-optimization/32230
13693 PR tree-optimization/32477
13694 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13695 address is a constant.
13697 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13699 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13700 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13701 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13702 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13703 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13704 64-bit targets. Add support for *-elfoabi*.
13705 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13706 different settings if $(tm_defines) does not select the EABI.
13707 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13708 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13709 (MIPS_ARCH_OPTION_SPEC): Likewise.
13710 (MIPS_ISA_LEVEL_SPEC): Likewise.
13711 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13712 * config/mips/elfoabi.h: New file.
13714 2007-07-02 Richard Guenther <rguenther@suse.de>
13716 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13717 (useless_type_conversion_p): ... this.
13718 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13719 (useless_type_conversion_p): ... this.
13720 * builtins.c (fold_builtin_memory_op): Rename
13721 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13722 * tree-cfg.c (verify_expr): Likewise.
13723 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13724 * tree-ssa-ccp.c (ccp_fold): Likewise.
13725 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13726 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13727 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13728 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13729 * tree-ssa-pre.c (eliminate): Likewise.
13730 * tree-ssa.c (delete_tree_ssa): Likewise.
13731 (tree_ssa_useless_type_conversion): Likewise.
13732 * tree.c (build2_stat): Likewise.
13734 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13736 Fix PR tree-optimization/32571
13737 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13740 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13742 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13743 and other expected operations explicitly, change default to
13746 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13748 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13750 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13751 (tls_load_dot_plus_eight): Move the label number into the unspec.
13752 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13754 2007-07-01 Andreas Schwab <schwab@suse.de>
13756 * dwarf2out.c (initial_return_save): Define only if used.
13758 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13760 Unreverting Richard's Revert of:
13762 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13764 * dce.c (deletable_insn_p_1): New function, split out from...
13765 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13766 specially, not those inside PARALLELs. Remove BODY argument
13767 and adjust recursive call accordingly.
13768 (prescan_insns_for_dce): Update call to delete_insn_p.
13770 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13771 Revital Eres <eres@il.ibm.com>
13773 * ddg.c (create_ddg_all_sccs): Fix missed
13774 initialization of scc_nodes.
13776 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13778 PR middle-end/32559
13779 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13780 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13782 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13784 * configure.ac: Check for .gnu_attribute on MIPS.
13785 * configure, config.in: Regenerate.
13786 * config/mips/mips.c (mips_file_start): If supported, output
13787 attribute for floating-point ABI.
13789 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13792 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13793 (ffs_cmove): New expander to expand using ctz pattern.
13794 (*ffs_cmove): Remove pattern.
13795 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13796 (ffsdi2): Expand using ctz pattern.
13797 (*ffs_rex64): Remove pattern.
13799 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13801 PR rtl-optimization/32296
13802 * pa.md (return): Delete pattern.
13803 (return_internal): Remove "(const_int 1)" from pattern.
13804 (epilogue): Use return_internal pattern for trivial returns.
13805 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13806 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13808 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13810 * tree-ssa-pre.c (is_exception_related): New function
13811 (can_value_number_operation): Use it.
13813 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13815 Fix PR tree-optimization/32540
13816 Fix PR tree-optimization/31651
13818 * tree-ssa-sccvn.c: New file.
13820 * tree-ssa-sccvn.h: Ditto.
13822 * tree-vn.c: Include tree-ssa-sccvn.h
13823 (val_expr_paid_d): Removed.
13824 (value_table): Ditto.
13825 (vn_compute): Ditto.
13826 (val_expr_pair_hash): Ditto.
13827 (val_expr_pair_expr_eq): Ditto.
13828 (copy_vuses_from_stmt): Ditto.
13829 (vn_delete): Ditto.
13831 (shared_vuses_from_stmt): Ditto.
13832 (print_creation_to_file): Moved up.
13833 (sort_vuses): Ditto.
13834 (sort_vuses_heap): Ditto.
13835 (set_value_handle): Make non-static.
13836 (make_value_handle): Ditto.
13837 (vn_add): Rewritten to use sccvn lookups.
13838 (vn_add_with_vuses): Ditto.
13839 (vn_lookup): Ditto (and second argument removed).
13840 (vn_lookup_with_vuses): Ditto.
13841 (vn_lookup_or_add): Ditto (and second argument removed);
13842 (vn_lookup_or_add_with_vuses): Ditto.
13843 (vn_lookup_with_stmt): New.
13844 (vn_lookup_or_add_with_stmt): Ditto.
13845 (create_value_handle_for_expr): Ditto.
13847 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13848 (seen_during_translate): New function.
13849 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13850 (phi_trans_add): Ditto.
13851 (constant_expr_p): FIELD_DECL is always constant.
13852 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13853 Use constant_expr_p.
13854 Avoid infinite recursion on mutually valued expressions.
13855 Change callers of vn_lookup_or_add.
13856 (phi_translate): New function.
13857 (compute_antic_safe): Allow phi nodes.
13858 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13859 (find_or_generate_expression): Rewrite slightly.
13860 (create_expression_by_pieces): Updated for vn_lookup_or_add
13862 Update VN_INFO for new names.
13863 (insert_into_preds_of_block): Update for new names.
13864 (add_to_exp_gen): New function.
13865 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13866 (find_existing_value_expr): Rewrite to changed vn_lookup.
13867 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13868 (try_look_through_load): Removed.
13869 (try_combine_conversion): Ditto.
13870 (get_sccvn_value): New function.
13871 (make_values_for_phi): Ditto.
13872 (make_values_for_stmt): Ditto.
13873 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13875 (init_pre): Update for SCCVN changes.
13877 (execute_pre): Ditto.
13879 * tree-flow.h (make_value_handle): Declare.
13880 (set_value_handle): Ditto.
13881 (sort_vuses_heap): Ditto.
13882 (vn_lookup_or_add_with_stmt): Ditto.
13883 (vn_lookup_with_stmt): Ditto.
13884 (vn_compute): Remove.
13886 (vn_delete): Ditto.
13887 (vn_lookup): Update arguments.
13889 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13890 (tree-vn.o): Ditto.
13891 (tree-ssa-sccvn.o): New.
13892 (OBJS-common): Add tree-ssa-sccvn.o
13894 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13897 * c-typeck.c (build_external_ref): Don't mark as used if called
13899 * calls.c (rtx_for_function_call): Likewise.
13901 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13905 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13907 * dce.c (deletable_insn_p_1): New function, split out from...
13908 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13909 specially, not those inside PARALLELs. Remove BODY argument
13910 and adjust recursive call accordingly.
13911 (prescan_insns_for_dce): Update call to delete_insn_p.
13913 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13915 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13916 (try_combine): Move potential calls to undo_all() so they happen
13917 before we commit to using the combined insns.
13919 2006-06-30 Jan Hubicka <jh@suse.cz>
13921 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13924 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13926 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13927 (cgraph_remove_unreachable_nodes): Likewise.
13928 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13929 * ipa-inline.c (update_caller_keys): Cast according to the coding
13931 (cgraph_decide_recursive_inlining): Likewise.
13932 (cgraph_decide_inlining_of_small_function): Likewise.
13933 (try_inline): Likewise.
13934 (cgraph_decide_inlining_incrementally): Likewise.
13935 * ipa-pure-const.c (get_function_state): Likewise.
13936 (scan_function): Likewise.
13937 (analyze_function): Likewise.
13938 (static_execute): Likewise.
13939 * ipa-reference.c (scan_for_static_refs): Likewise.
13940 (merge_callee_local_info): Likewise.
13941 (analyze_function): Use type safe memory macros.
13942 (static_execute): Likewise. Cast according to the coding conventions.
13943 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13945 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13947 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13948 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13951 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13953 PR middle-end/30024
13954 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13955 for complex modes (both int and real).
13957 2007-06-29 Jan Hubicka <jh@suse.cz>
13959 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13961 2007-06-29 Jan Hubicka <jh@suse.cz>
13963 PR middle-end/32372
13964 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13967 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13970 * config/avr/avr.c: Include dataflow header file.
13971 (expand_prologue): Adjust for prologue insn change.
13972 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13975 2007-06-29 Richard Guenther <rguenther@suse.de>
13977 PR middle-end/32493
13978 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13979 during type verification.
13981 2007-06-29 Jan Hubicka <jh@suse.cz>
13983 * recog.c (validate_change_rtx_1): Unshare TO argument.
13985 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13987 PR tree-optimization/24659
13988 * tree-vect-transform.c (vectorizable_call): Handle
13989 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13991 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13992 * config/i386/i386.c (enum ix86_builtins)
13993 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13994 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13996 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13997 const using def_builtin_const.
13998 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13999 input operands in the same modes as the result.
14000 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14002 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14004 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14005 (df_set_dead_notes_for_mw): Likewise.
14007 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14009 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14011 2007-06-28 DJ Delorie <dj@redhat.com>
14013 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14015 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14017 * doc/invoke.texi (C++ Dialect Options): Document
14018 fvisibility-ms-compat.
14019 * c.opt (fvisibility-ms-compat): New.
14021 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14024 * tree-affine.c (aff_combination_add_elt): Handle
14025 pointer addition specially.
14027 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14029 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14030 decl is non-external for AIX ABI.
14032 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14034 * config/rs6000/predicates.md (current_file_function_operand):
14035 Ensure the symbol is non-external for AIX ABI.
14037 2007-06-28 Nick Clifton <nickc@redhat.com>
14039 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14040 (fdce, fdse, fpredictive-commoning): Likewise.
14042 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14045 * gcc.c (process_command): Recognize the new -static-libgfortran
14048 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14051 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14052 Use a call clobbered hard reg instead of a pseudo reg.
14054 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14056 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14058 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14061 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14062 REG_LIBCALL and REG_RETVAL notes.
14063 (divsi3, mulsi3): Likewise.
14064 (mulhisi3): Likewise. Use emit_libcall_block.
14065 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14067 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14069 PR rtl-optimization/32481
14070 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14072 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14074 * dce.c (deletable_insn_p_1): New function, split out from...
14075 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14076 specially, not those inside PARALLELs. Remove BODY argument
14077 and adjust recursive call accordingly.
14078 (prescan_insns_for_dce): Update call to delete_insn_p.
14080 2007-06-27 Richard Guenther <rguenther@suse.de>
14082 PR middle-end/32492
14083 * tree.h (fold_convertible_p): Declare.
14084 * fold-const.c (fold_convertible_p): New function.
14085 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14086 instead of lang_hooks.types_compatible_p.
14088 2007-06-26 Jan Hubicka <jh@suse.cz>
14090 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14091 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14092 early use validate_unshare_change.
14093 (reload_combine): Likewise.
14094 * recog.c (change_t): New field unshare.
14095 (validate_change_1): Rename from validate_change; add argument unshare.
14096 (validate_change): Turn into wrapper of validate_change_1; update
14097 prototype for bools.
14098 (validate_unshare_change): New.
14099 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14100 calls of df_insn_rescan.
14101 * recog.h (validate_change): Replace ints by bools.
14102 (validate_unshare_change): Declare.
14104 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14106 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14108 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14110 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14112 2007-06-25 Jan Hubicka <jh@suse.cz>
14114 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14116 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14117 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14118 places other call site specific checks are performed.
14120 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14123 * tree-vect-transform.c (vectorizable_operation): Convert
14124 POINTER_PLUS_EXPR over to PLUS_EXPR.
14126 2007-06-25 Chao-ying Fu <fu@mips.com>
14128 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14129 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14130 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14131 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14133 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14134 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14135 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14136 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14137 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14138 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14139 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14140 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14141 ALL_FIXED_POINT_MODE_P): New define.
14142 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14144 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14146 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14147 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14148 MODE_VECTOR_UACCUM): New mode classes.
14150 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14151 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14152 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14155 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14156 (blank_mode): Initialize ibit and fbit.
14157 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14158 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14160 (new_adjust): Change required_class to required_class_from and
14161 required_class_to for testing within a range.
14162 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14163 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14164 MODE_VECTOR_UACCUM.
14165 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14166 (make_fixed_point_mode): New.
14167 (_ADD_ADJUST): Change C to C1 and C2.
14168 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14169 use a range for machine classes.
14170 (ADJUST_IBIT, ADJUST_FBIT): New.
14171 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14173 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14174 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14175 Emit adjustment for ibit and fbit.
14176 (emit_mode_ibit, emit_mode_fbit): New.
14177 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14179 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14181 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14182 as the source of the set.
14184 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14186 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14187 FP_REGNO_P): Use IN_RANGE.
14188 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14189 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14190 (DATA_REG_P): Use DATA_REGNO_P.
14191 (FP_REG_P): Use FP_REGNO_P.
14192 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14193 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14194 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14196 2007-06-24 Jan Hubicka <jh@suse.cz>
14198 PR middle-end/30563
14199 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14201 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14203 PR middle-end/32461
14204 * fold-const.c (fold_binary): Strip nops of operand 0
14205 of BIT_NOT_EXPR before calling operand_equal_p.
14206 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14207 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14209 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14211 * doc/extend.texi: Document that dllimport and dllexport imply
14212 default visibility.
14213 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14214 imported or exported declaration, including type declarations.
14215 * c-common.c (handle_visibility_attribute): Check for conflicts
14216 with dllimport/dllexport.
14217 (c_determine_visibility): Handle dllimport/dllexport as an
14218 explicit visibility atttribute.
14220 2007-06-23 Richard Guenther <rguenther@suse.de>
14222 PR tree-optimization/16876
14223 PR middle-end/29478
14224 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14226 * tree-inline.c (initialize_inlined_parameters): Do not call
14227 lang_hooks.tree_inlining.convert_parm_for_inlining.
14228 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14229 reason for mismatched types.
14230 * gimplify.c (gimplify_call_expr): Verify the call expression
14231 arguments match the called function type signature. Otherwise
14232 mark the call expression to be not considered for inlining
14233 using CALL_CANNOT_INLINE_P flag.
14234 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14235 edges call expression.
14236 (cgraph_decide_inlining_of_small_function): Likewise.
14237 (cgraph_decide_inlining): Likewise.
14238 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14240 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14241 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14242 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14243 Remove declaration.
14244 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14245 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14247 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14248 convert_parm_for_inlining member.
14250 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14253 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14254 Remove optimization for GT.
14256 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14258 PR middle-end/32437
14259 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14261 (prescan_insns_for_dce): Add extra parameter.
14263 2007-06-23 Jan Hubicka <jh@suse.cz>
14265 PR middle-end/31541
14266 * gimplify.c (mark_addressable): New function.
14267 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14269 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14271 PR middle-end/32374
14272 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14274 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14277 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
14278 moves between MMX/SSE registers to at least 8 units to prevent
14279 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
14281 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14283 * config/i386/i386.c (override_options): Correct x86_sahf
14286 2007-06-21 David Daney <ddaney@avtrex.com>
14289 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
14290 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
14291 (exception_receiver): Renamed to ...
14292 (nonlocal_goto_receiver): ... this.
14294 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
14296 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
14297 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
14298 partial register accesses.
14300 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
14302 * fold-const.c (debug_fold_checksum): Move it under
14303 ENABLE_FOLD_CHECKING.
14305 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14307 PR middle-end/20623
14308 * tree.h (debug_fold_checksum): Declared.
14309 * fold-const.c (build_fold_addr_expr_with_type_1): New.
14310 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
14311 build_fold_addr_expr_with_type_1.
14312 (fold_addr_expr, debug_fold_checksum): New.
14313 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
14314 (fold_unary, fold_comparison, split_address_to_core_and_offset):
14315 Use fold_addr_expr.
14317 2007-06-21 Sebastian Pop <sebpop@gmail.com>
14319 PR tree-optimization/19590
14320 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14321 of scev is a constant.
14323 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14325 * df-problems.c (df_note_bb_compute): Made computation of live
14326 info consistent with df_lr.
14328 2007-06-21 Richard Guenther <rguenther@suse.de>
14330 PR tree-optimization/32453
14331 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14332 for pointer anti-range.
14334 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14336 * config/i386/i386.c (processor_target_table): Increase maximum
14337 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14340 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14341 byte alignment if > 8 byte alignment is preferred.
14342 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14344 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14346 PR tree-optimization/31866
14347 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14348 if ASM_EXPR's input is not a SSA_NAME.
14350 PR middle-end/32362
14351 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14352 but decl is a global var, instead return decl.
14353 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14354 even for is_global_var decls, if they are private in some outer
14357 2007-06-21 Richard Guenther <rguenther@suse.de>
14359 PR tree-optimization/32451
14360 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14362 2007-06-21 Christian Bruel <christian.bruel@st.com>
14364 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14365 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14366 (push_regs): Changed saving order or banked registers.
14367 (sh_expand_epilogue): Likewise.
14368 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14369 (FIRST_BANKED_REG): Likewise.
14370 (LAST_BANKED_REG): Likewise.
14371 * config/sh/sh.md (banked) New attribute.
14372 (in_delay_slot): Check banked attribute.
14374 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14376 PR tree-optimization/32075
14377 * tree-data-ref.c (subscript_dependence_tester_1,
14378 analyze_miv_subscript, analyze_overlapping_iterations,
14379 add_distance_for_zero_overlaps, build_classic_dist_vector,
14380 subscript_dependence_tester_1, analyze_overlapping_iterations,
14381 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14382 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14383 to evolution_function_is_affine_multivariate_p.
14385 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14387 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14389 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14392 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14394 * config/m32c/prologue.md (epilogue_exitd_16): New.
14395 (epilogue_reit_16): New.
14396 (epilogue_exitd): Rename to epilogue_exitd_24.
14397 (epilogue_reit): Rename to epilogue_reit_24.
14399 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14400 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14402 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14404 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14405 if dbg_cnt (sched_insn) reaches the limit.
14406 (choose_ready): New parameter INSN_PTR and new return value.
14407 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14408 the new return value from choose_ready.
14409 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14410 (rest_of_handle_global_alloc): New global_alloc_at_func.
14412 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14414 PR tree-optimization/25737
14415 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14416 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14417 * tree-flow.h (struct fieldoff): Add new field alias_set.
14418 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14419 argument addressable_type. Set alias_set of fieldoff.
14420 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14421 (create_overlap_variables_for): Pass alias_set from fieldoff to
14423 * alias.c (get_alias_set): Use alias_set from SFT if set.
14425 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14427 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14428 of a variable as an unsigned HOST_WIDE_INT integer.
14430 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14432 PR rtl-optimization/32405
14433 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14435 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14437 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14439 PR middle-end/31959
14440 * builtins.c: Include diagnostic.h.
14441 (expand_builtin_expect): Make gcc_assert more permissive.
14442 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14444 PR inline-asm/32109
14445 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14448 PR middle-end/32285
14449 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14450 if ACCUMULATE_OUTGOING_ARGS.
14452 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14454 * config/m68hc11/m68hc11.c: Include dataflow header file.
14455 (m68hc11_reorg): Port to dataflow.
14457 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14459 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14460 (struct df_problem.free_blocks_on_set_blocks): New field.
14461 (struct dataflow.optional_p): New field.
14462 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14463 (df_live_set_all_dirty): New function.
14464 * df-scan.c (df_scan_alloc): Initialize optional_p.
14465 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14466 * df-core.c (df_set_blocks): Removed use of
14467 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14468 df_problem.free_blocks_on_set_blocks to determine which blocks are
14470 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14471 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14472 uses dataflow.optional_p to determine if problem should be
14474 (rest_of_handle_df_initialize): Only start live problem if
14476 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14477 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14478 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14479 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14480 problem_NOTE): Initialize free_blocks_on_set_blocks.
14481 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14483 (df_live_set_all_dirty, df_note_alloc): New function.
14484 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14486 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14487 * postreload.c (reload_combine): Ditto.
14488 * cse.c (cse_extended_basic_block): Ditto.
14489 * regmove.c (mark_flags_life_zones): Ditto.
14490 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14491 erase_matching_seqs): Ditto.
14492 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14493 * integrate (allocate_initial_values): Ditto.
14494 * combine.c (reg_dead_at_p): Ditto.
14495 * resource.c (mark_target_live_regs): Ditto.
14496 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14497 * config/sh/sh.c (find_r0_life_regions): Ditto.
14498 * global.c (rest_of_handle_global_alloc): Only add back df_live
14500 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14501 df_live for -O > 1.
14502 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14504 (if_convert): Make sure df_live is there at -O == 1.
14505 (pass_if_after_combine): Cleanup flags.
14506 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14507 is there at -O == 1.
14509 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14511 * config/arm/arm.c (arm_get_frame_offsets): Set
14512 offsets->locals_base to avoid negative stack size.
14513 (thumb1_expand_prologue): Assert on negative stack size.
14515 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14517 PR tree-optimization/32367
14518 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14519 of the chrec has no evolution in that loop.
14520 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14522 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14524 * config/xtensa/xtensa.c: Include "df.h".
14525 (xtensa_builtin_saveregs): Use adjust_address instead of
14527 (xtensa_va_start): Invoke make_tree with sizetype for
14528 expand_builtin_saveregs and then convert the result to a pointer.
14529 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14530 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14531 Subtract argument size from index value as integers and then use
14532 POINTER_PLUS_EXPR to add the result to the array address.
14534 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14537 * config/m32c/m32c.c: Include dataflow header file.
14538 (m32c_emit_prologue): Adjust for prologue insn change.
14539 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14540 once inside a PARALLEL. Assume frame size passed in operand 0
14541 includes space to save the fb register.
14542 (prologue_enter_24): Likewise.
14543 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14545 2007-06-19 David Daney <ddaney@avtrex.com
14548 * config/mips/mips.md (cprestore): Mark $gp as used.
14550 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14553 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14554 (frv_ifcvt_modify_insn): Likewise.
14556 2007-06-19 Richard Guenther <rguenther@suse.de>
14558 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14559 only handle positive offsets that fit in a HOST_WIDE_INT.
14561 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14563 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14564 result of rsqrt insn for zero input argument to avoid NaN.
14566 2007-06-19 Richard Guenther <rguenther@suse.de>
14568 PR middle-end/31950
14569 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14571 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14573 PR tree-optimization/32353
14574 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14576 2007-06-19 Nick Clifton <nickc@redhat.com>
14578 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14580 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14583 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14584 * config/i386/i386.c (assign_386_stack_local): Assert that
14585 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14586 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14587 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14588 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14590 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14592 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14594 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14596 PR rtl-optimization/32321
14597 * gcse.c (replace_store_insn): Update the note before
14598 calling emit_insn_after.
14600 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14602 PR middle-end/32355
14603 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14605 * df-problems.c (df_note_bb_compute): Fix dumping info.
14607 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14609 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14610 insn with emit_jump_insn.
14612 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14614 PR tree-optimization/32383
14615 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14616 * targhooks.h (default_builtin_reciprocal): Update prototype.
14617 * target.h (struct gcc_target): Update builtin_reciprocal.
14618 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14619 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14620 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14621 when fndecl is in BUILT_IN_MD class.
14622 (execute_convert_to_rsqrt): Ditto.
14624 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14625 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14626 Convert BUILT_IN_SQRTF code only when md_fn is false.
14628 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14630 * bt-load.c (move_btr_def): Fix the order of arguments
14631 to validate_replace_rtx.
14633 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14635 * config/m68k/m68k-devices.def: Add 54450..54455.
14637 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14639 PR rtl-optimization/32366
14640 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14641 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14644 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14646 PR middle-end/32349
14647 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14648 this is true, rescan insn being modified.
14649 (sms_schedule): Added rescan parameter.
14650 (rest_of_handle_sms): Moved freeing of dominance info to before
14651 getting out of cfg_layout.
14653 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14655 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14656 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14659 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14660 FL_CF_EMAC from the entry for isac.
14662 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14663 (const_sibcall_operand): New.
14664 (sibcall_operand): Use it.
14665 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14666 (m68k_isas): ISAC does not imply FPU or EMAC.
14667 (override_options): Add ISA_C logic for symbolic jump & call.
14669 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14671 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14672 return mode from the builtin itself.
14673 (sparc_fold_builtin): Fix cast of zero constant.
14675 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14677 * targhooks.c (default_builtin_reciprocal): New default target hook.
14678 * targhooks.h (default_builtin_reciprocal): Add prototype.
14679 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14680 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14681 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14682 default_builtin_reciprocal.
14684 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14686 PR middle-end/31723
14687 * hooks.c (hook_tree_tree_bool_null): New hook.
14688 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14689 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14690 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14691 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14692 and convert it to reciprocal a*rfunc(b).
14693 (execute_convert_to_rsqrt): New function.
14694 (gate_convert_to_rsqrt): New function.
14695 (pass_convert_to_rsqrt): New pass definition.
14696 * target.h (struct gcc_target): Add builtin_reciprocal.
14697 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14698 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14699 TARGET_BUILTIN_RECIPROCAL.
14700 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14702 * config/i386/i386.h (TARGET_RECIP): New define.
14703 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14704 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14705 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14706 and not optimizing for size.
14707 (*rcpsf2_sse): New insn pattern.
14708 (*rsqrtsf2_sse): Ditto.
14709 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14710 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14711 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14712 and not optimizing for size.
14713 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14714 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14715 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14716 and not optimizing for size.
14717 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14718 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14719 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14720 and not optimizing for size.
14721 (*sse_rsqrtv4sf2): Do not export.
14722 (sqrtv4sf2): Ditto.
14723 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14724 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14725 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14726 and not optimizing for size.
14727 (sqrtv4sf2): Ditto.
14728 * config/i386/i386.opt (mrecip): New option.
14729 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14730 (ix86_emit_swsqrtsf): Ditto.
14731 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14732 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14733 builtin definition.
14734 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14735 ix86_expand_unop1_builtin.
14736 (ix86_emit_swdivsf): New function.
14737 (ix86_emit_swsqrtsf): Ditto.
14738 (ix86_builtin_reciprocal): New function.
14739 (TARGET_BUILTIN_RECIPROCAL): Use it.
14740 (ix86_vectorize_builtin_conversion): Rename from
14741 ix86_builtin_conversion.
14742 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14743 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14744 "i386 and x86_64 Options" section.
14745 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14747 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14748 Zdenek Dvorak <dvorakz@suse.cz>
14749 Richard Guenther <rguenther@suse.de>
14750 Kaz Kojima <kkojima@gcc.gnu.org>
14752 * tree-vrp.c (compare_values_warnv): Convert val2 to
14754 (extract_range_from_assert): Create
14755 POINTER_PLUS_EXPR for pointer types.
14756 (extract_range_from_binary_expr): Handle
14757 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14759 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14760 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14761 POINTER_PLUS_EXPR as PLUS_EXPR.
14762 (number_of_iterations_lt_to_ne):
14763 For pointer types, use sizetype when
14764 creating MINUS_EXPR/PLUS_EXPRs.
14765 (assert_loop_rolls_lt): For pointer types, use sizetype when
14766 creating MINUS_EXPR/PLUS_EXPRs.
14767 (number_of_iterations_le): Likewise.
14768 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14769 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14770 like PLUS_EXPR and MINUS_EXPR.
14771 * tree-pretty-print.c (dump_generic_node): Handle
14773 (op_prio): Likewise.
14774 (op_symbol_1): Likewise.
14775 * optabs.c (optab_for_tree_code): Likewise.
14776 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14778 * tree-tailcall.c (process_assignment): Mention
14779 POINTER_PLUS_EXPR in a TODO comment.
14780 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14781 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14782 not used with a pointer and an integer type.
14783 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14784 increment using chrec_convert_rhs instead of chrec_convert.
14785 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14786 PLUS_EXPR except for the right hand side's type will be
14788 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14789 (fold_used_pointer_cast): Kill.
14790 (pointer_offset_p): Kill.
14791 (fold_used_pointer): Kill.
14792 (pointer_used_p): Kill.
14793 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14794 call fold_used_pointer.
14795 (instantiate_parameters_1): Convert the increment
14796 using chrec_convert_rhs instead of chrec_convert.
14797 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14798 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14799 instead of PLUS_EXPR.
14800 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14801 PLUS_EXPR for pointers.
14802 (std_gimplify_va_arg_expr): Likewise.
14803 (fold_builtin_memory_op): Likewise.
14804 (fold_builtin_strstr): Likewise.
14805 (fold_builtin_strchr): Likewise.
14806 (fold_builtin_strrchr): Likewise.
14807 (fold_builtin_strpbrk): Likewise.
14808 (expand_builtin_memory_chk): Likewise.
14809 (fold_builtin_memory_chk): Likewise.
14810 (std_expand_builtin_va_start): Use
14811 sizetype for the call to make_tree and then convert
14812 to the pointer type.
14813 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14814 instead of PLUS_EXPR for adding to a pointer.
14815 (std_gimplify_va_arg_expr): Use fold_build2 for
14816 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14817 the operands to sizetype first and then cast the BIT_AND_EXPR
14818 back to the pointer type.
14819 * fold-const.c (build_range_check): Handle pointer types
14821 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14822 of PLUS_EXPR's. Make sure the offset is converted to
14824 (try_move_mult_to_index): Strip the NOPs from the offset.
14825 Remove code argument and replace all uses with PLUS_EXPR.
14826 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14827 specially. Don't use a pointer type for MINUS_EXPR.
14828 (fold_unary): Handle for (T1)(X op Y),
14829 only p+ as that is the only as that can be handled for
14830 binary operators now.
14831 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14833 <case PLUS_EXPR>: Add folding of PTR+INT into
14835 Don't call try_move_mult_to_index.
14836 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14837 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14838 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14839 Don't call try_move_mult_to_index.
14840 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14841 (tree_expr_nonzero_p): Likewise.
14842 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14843 of PLUS_EXPR for the complex expression folding.
14844 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14845 first chrec is a pointer type, then the second should
14846 be sizetype and not the first's type.
14847 For POINTER_PLUS_EXPR, use a different right hand side type.
14848 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14849 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14850 different right hand side type.
14851 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14852 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14853 instead of PLUS_EXPR.
14854 When either operand is zero, convert the other operand.
14855 (chrec_apply): Use chrec_convert_rhs
14856 on the argument x instead of chrec_convert.
14857 (reset_evolution_in_loop): For pointer types, the new_evol
14858 should be sizetype.
14859 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14860 different right hand side type.
14861 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14862 (chrec_convert_rhs): New function.
14863 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14864 different right hand side type.
14865 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14866 * tree-chrec.h (chrec_convert_rhs): New prototype.
14867 (build_polynomial_chrec): For pointer types, the right hand
14868 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14869 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14870 Remove subtraction case as it is always addition now.
14871 Make sure the offset is converted to sizetype.
14872 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14873 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14874 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14875 PLUS_EXPR in pointer type.
14876 Handle POINTER_PLUS_EXPR.
14877 (tree_to_aff_combination): Likewise.
14878 (force_expr_to_var_cost): Likewise.
14879 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14880 instead of PLUS_EXPR for pointers.
14881 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14882 instead of PLUS_EXPR of pointer types.
14883 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14885 (check_va_list_escapes): Likewise.
14886 (check_all_va_list_escapes): Likewise.
14887 * dwarf2out.c (loc_descriptor_from_tree_1):
14888 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14889 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14890 (string_constant): Likewise.
14891 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14892 the offset to the base, use POINTER_PLUS_EXPR.
14893 (add_to_parts): Convert the index to sizetype.
14894 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14895 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14896 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14897 Offset only holds something for PLUS_EXPR.
14898 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14900 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14902 (analyze_accesses_for_modify_stmt): Likewise.
14903 Remove comment about the type being integral type as it is
14905 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14907 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14909 Correct the type which the artimentic is done in (is now
14912 * tree-data-ref.c (split_constant_offset): Handle
14914 * tree-affine.c (tree_to_aff_combination): Likewise.
14915 * c-typeck.c (build_unary_op): For pointers create the increment
14916 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14918 * gimplify.c (gimplify_self_mod_expr): Create a
14919 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14920 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14921 * tree.def (POINTER_PLUS_EXPR): New tree code.
14922 * tree-predcom.c (ref_at_iteration): If we have a pointer
14923 type do the multiplication in sizetype.
14924 * tree-mudflap.c (mf_xform_derefs_1): Create a
14925 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14926 * tree-ssa-forwprop.c
14927 (forward_propagate_addr_into_variable_array_index):
14928 Don't expect there to be a cast for the index as that
14929 does not exist anymore.
14930 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14931 instead of PLUS_EXPR.
14932 Don't check for the first operand of the POINTER_PLUS_EXPR
14933 was the index as it cannot be.
14934 Call forward_propagate_addr_into_variable_array_index with
14935 the SSA_NAME instead of the statement.
14936 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14937 (compare_constant): Likewise.
14938 (copy_constant): Likewise.
14939 (compute_reloc_for_constant): Likewise.
14940 (output_addressed_constants): Likewise.
14941 (initializer_constant_valid_p): Likewise.
14942 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14943 Convert the MIN/MAX of the inner type to the outer
14944 type before comparing them.
14945 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14946 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14947 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14948 of PLUS_EXPR for pointers.
14949 * tree-inline.c (estimate_num_insns_1): Handle
14951 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14952 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14953 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14954 instead of PLUS_EXPR for the pointer increment statement.
14955 (vect_update_ivs_after_vectorizer): For pointer types, create
14956 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14957 MULT_EXPR in sizetype.
14958 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14960 * tree-object-size.c (plus_expr_object_size): Handle
14961 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14962 code which is trying to figure out which side is a pointer and
14964 (check_for_plus_in_loops_1): Likewise.
14965 (check_for_plus_in_loops): Likewise.
14966 * c-common.c (pointer_int_sum): Create a
14967 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14968 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14969 only POINTER_PLUS_EXPR. Removing all the extra
14970 code which is trying to figure out which side is a pointer and
14972 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14973 PLUS_EXPR and MINUS_EXPR.
14974 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14976 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14977 with make_tree, instead of a pointer type.
14978 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14979 for pointers instead of PLUS_EXPR.
14980 (s390_gimplify_va_arg): Likewise.
14981 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14982 instead of PLUS_EXPR when doing addition on pointer
14983 types. Use sizetype for the second operand.
14984 (spu_gimplify_va_arg_expr): Likewise.
14985 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14986 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14987 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14988 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14989 for the pointer addition and also use size_int/sizetype
14991 (ix86_gimplify_va_arg): Likewise.
14992 Perform BIT_AND_EXPR on sizetype arguments.
14993 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14994 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14995 for the pointer additions and also use size_int for the offsets.
14996 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14997 additions and also use size_int for the offsets. Perform
14998 BIT_AND_EXPR on sizetype arguments.
14999 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15000 POINTER_PLUS_EXPR for pointers and create the
15001 BIT_AND_EXPR in sizetype.
15002 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15003 instead of PLUS_EXPR for pointer addition.
15004 (rs6000_va_start): Likewise.
15005 Also use sizetype for the offset.
15006 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15007 as PLUS_EXPR/MINUS_EXPR.
15008 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15009 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15010 Don't use BIT_AND_EXPR on a pointer type, convert the
15011 expression to sizetype first.
15012 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15014 (mips_gimplify_va_arg_expr): Likewise.
15015 Don't create BIT_AND_EXPR in a pointer type.
15017 2007-06-15 Eric Christopher <echristo@apple.com>
15019 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15020 (x86_64-*-darwin*): Ditto.
15021 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15024 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15026 * doc/extend.texi: Document behavior of __attribute__((aligned))
15029 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15031 * rtlanal.c (note_stores): Improve documentation.
15033 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15035 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15036 LOCAL_LABEL_PREFIX): Delete.
15037 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15038 (bfin_internal_label): Delete.
15040 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15042 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15043 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15044 otherwise define to LIBGCC2_TF_CEXT.
15045 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15046 (LIBGCC_TF_CEXT): Ditto.
15049 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15051 PR rtl-optimization/32339
15052 * df-scan.c (df_uses_record): Don't modify flags but just add to
15053 it for df_ref_record.
15055 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15057 * tree-mudflap.c: Fix whitespace issues.
15059 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15061 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15063 2007-06-14 Eric Christopher <echristo@apple.com>
15065 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15066 (movv4sf): Use gcc_unreachable instead of abort.
15068 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15071 * config/i386/sfp-machine.h (CMPtype): New define.
15072 (mach stubs): Use CMPtype instead of int as a return type.
15074 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15076 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15077 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15078 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15079 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15080 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15081 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15082 config/soft-fp/soft-fp.h: Update from glibc CVS.
15084 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15086 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15088 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15091 * config/v850/v850.c: Include dataflow header file.
15092 (substitute_ep_register): Fix typo.
15094 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15096 * configure.ac: Fix earlier checkin.
15097 * configure: Regenerated.
15099 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15101 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15102 * aclocal.m4: Regenerate.
15103 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15104 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15105 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15106 * configure: Regenerate.
15107 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15109 * Makefile.in (quickstrap): Build libgcc too.
15111 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15113 * configure.ac: Add --enable-checking=df. Explicitly mention that
15114 the variables are initialized as for "release".
15115 * df-core.c: Use it.
15116 * configure: Regenerate.
15117 * config.in: Regenerate.
15119 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15121 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15122 validate_replace_rtx instead of replace_rtx.
15123 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15125 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15127 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15128 (DWARF2_UNWIND_INFO): Override default if configured with
15130 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15131 (ENDFILE_SPEC): Add crtend.o.
15132 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15133 (ENDFILE_SPEC): Add crtend.o.
15134 (TARGET_USE_JCR_SECTION): Define.
15135 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15137 * config/i386/cygming-crtbegin.c: New file.
15138 * config/i386/cygming-crtend.c: New file.
15140 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15142 * config/i386/w32-unwind.h: New file.
15144 2007-06-13 Eric Christopher <echristo@apple.com>
15146 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15147 the user set a value below STACK_BOUNDARY.
15149 2007-06-13 Thiemo Seufer <ths@networkno.de>
15151 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15152 imply -lpthread for -pthread.
15154 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15156 * basic-block.h: Remove the prototype for
15157 free_basic_block_vars.
15158 * cfglayout.h: Remove the prototype for
15159 insn_locators_initialize.
15160 * tree.h: Remove the prototype for emit_line_note.
15162 * tree-ssa-pre.c (mergephitemp): Remove.
15163 (init_pre): Don't use mergephitemp.
15165 2007-06-13 Eric Christopher <echristo@apple.com>
15167 * config/i386/i386.c (override_options): If we've specified
15168 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15170 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15172 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15175 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15177 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15178 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15179 (eh_store_handler): New pattern.
15180 (eh_return): Emit it instead of a plain move.
15182 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15184 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15185 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15186 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15189 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15191 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15192 (find_next_insn_start, find_load): New functions.
15193 (bfin_reorg): Use them to deal with the fact that parallel insns are
15194 no longer represented as a SEQUENCE.
15196 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15198 * config/sparc/sparc.c (sparc_override_options): Initialize
15199 fpu mask correctly.
15201 2007-06-13 Dave Korn <dave.korn@artimi.com>
15203 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
15206 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15208 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15209 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15210 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15211 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15212 tree-vect-transform.c: Fix comment typos. Follow spelling
15215 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15217 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15218 to the exit block use set.
15219 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15220 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15221 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15223 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15225 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15226 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15227 to indicate an error.
15228 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15230 (dbg_cnt_process_opt): Print an error on a bad argument.
15231 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15232 * common.opt (-fdbg-cnt-list): New.
15233 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15235 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15237 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15238 flag on ref-all pointers.
15240 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15242 PR middle-end/31579
15243 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15244 for the offset with the modifier as EXPAND_INITIALIZER
15245 if the modifier is EXPAND_INITIALIZER.
15246 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15247 a register if we had an overflow.
15249 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15251 * real.c (real_isfinite): New.
15252 (real_sqrt): Use it.
15253 * real.h (real_isfinite): New.
15254 * builtins.c: Use it.
15256 2007-06-12 Ian Lance Taylor <iant@google.com>
15257 Daniel Berlin <dberlin@dberlin.org>
15260 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15261 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15262 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15263 (DECL_NO_TBAA_P): Define.
15264 (struct tree_decl_common): Add no_tbaa_flag field.
15265 * tree-ssa-structalias.c (struct variable_info): Add
15266 no_tbaa_pruning field.
15267 (new_var_info): Initialize no_tbaa_pruning field.
15268 (unify_nodes): Copy no_tbaa_pruning field.
15269 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15270 (dump_solution_for_var): Print no_tbaa_pruning flag.
15271 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15273 (compute_tbaa_pruning): New static function.
15274 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15275 Call compute_tbaa_pruning.
15276 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
15277 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15278 * gimple-low.c (lower_stmt): Likewise.
15279 * tree-gimple.c (is_gimple_stmt): Likewise.
15280 * tree-ssa-operands.c (get_expr_operands): Likewise.
15281 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
15282 * tree-inline.c (estimate_num_insns_1): Likewise.
15283 (copy_result_decl_to_var): Likewise.
15284 * expr.c (expand_expr_real_1): Likewise.
15285 * tree-pretty-print.c (dump_generic_node): Likewise.
15286 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
15287 * omp-low.c (omp_copy_decl_2): Likewise.
15288 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
15289 * doc/c-tree.texi (Expression trees): Document
15290 CHANGE_DYNAMIC_TYPE_EXPR.
15292 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15294 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
15295 with !HONOR_NANS and !HONOR_INFINITIES.
15296 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
15298 2007-06-12 Tristan Gingold <gingold@adacore.com>
15300 * gcov.c: Comments updated.
15301 (source_info): Add file_time field.
15302 (source_index): New variable.
15303 (mutiple_files): New variable.
15304 (generate_results): New function extracted from process_file.
15305 (process_file): Save and restore chain of functions, generate
15306 results and free structures only if not merging results.
15307 (release_structures): File names are now freed in create_file_names
15308 (create_file_names): Free previous file names.
15309 (find_source): File date is now read here and modifications in
15310 source files is checked here.
15311 (read_graph_file): Only reverse order of functions for the current
15313 (make_gcov_file_name): Do not generate long names if input_name is
15315 (output_lines): If merging results do not display graph, data and
15317 Checking source file modification is done in find_source.
15319 * doc/gcov.texi: Append an s to sourcefile.
15321 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15323 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15324 (forced_nop): New pattern.
15325 * config/bfin/bfin.c: Include "df.h".
15326 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15327 (bfin_discover_loop): Use df_get_live_in instead of
15328 global_live_at_start.
15329 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15330 df_analyze when done.
15331 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15332 the insns. Use QImode for the final insn in a bundle. Call
15333 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15335 (reorder_var_tracking_notes): New function.
15336 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15337 update_life_info. Call df_analyze after scheduling and bundle
15338 generation. Call reorder_var_tracking_notes if generating these
15339 notes. Call df_finish_pass at the end.
15341 2007-06-12 Dirk Mueller <dmueller@suse.de>
15343 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15344 a comparison, not an assignment.
15346 2007-06-12 Olivier Hainque <hainque@adacore.com>
15348 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15349 Request walking the subtrees only, leaving the current is_lhs/val_only
15351 (convert_non_local_reference): Likewise.
15353 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15355 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15357 2007-06-12 Richard Guenther <rguenther@suse.de>
15359 PR tree-optimization/15353
15360 PR tree-optimization/31657
15361 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15362 * timevar.def: Add TV_TREE_IFCOMBINE.
15363 * tree-pass.h (pass_tree_ifcombine): Declare.
15364 * tree-ssa-ifcombine.c: New file.
15365 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15366 * tree-flow.h (blocks_in_phiopt_order): Declare.
15367 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15368 (tree-ssa-ifcombine.o): New dependencies.
15370 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15372 PR rtl-optimization/32293
15373 * combine.c (simplify_if_then_else): Truncate return from
15374 nonzero_bits() to correct mode.
15376 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15378 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15379 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15381 2007-06-11 Diego Novillo <dnovillo@google.com>
15383 * Makefile.in (reload1.o-warn): Remove.
15385 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15387 * combine.c (subst): Use reg_overlap_mentioned_p
15388 instead of comparing register numbers directly.
15390 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15392 * reload1.c (mark_home_live_1): Use the mode parameter.
15394 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15396 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15397 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15399 * df-core.c: Ditto.
15401 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15403 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15405 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15407 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15408 from integer registers.
15409 (FP mode splitters): Handle TFmode.
15411 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15413 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15414 for ref-all pointers that point-to anything.
15416 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15418 * config/arm/arm.c (arm_output_dwarf_dtprel,
15419 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15421 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15423 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15424 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15427 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15429 * tree.c (signed_or_unsigned_type_for): New.
15430 (unsigned_type_for): Use signed_or_unsigned_type_for.
15431 (signed_type_for): Use signed_or_unsigned_type_for.
15432 * tree.h (signed_or_unsigned_type_for): New.
15433 (get_signed_or_unsigned_type): Remove.
15434 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15435 lang_hooks.types.signed_type
15436 (size_diffop): Likewise.
15437 (all_ones_mask_p): Likewise.
15438 (build_range_check): Likewise.
15439 (fold_cond_expr_with_comparison): Likewise.
15440 (fold_cond_expr_with_comparison): Likewise.
15441 (unextend): Likewise.
15442 (extract_muldiv_1): Likewise.
15443 (fold_single_bit_test_into_sign_test): Likewise.
15444 (fold_binary): Likewise.
15445 (fold_ternary): Likewise.
15446 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15447 instead of get_signed_or_unsigned_type.
15448 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15449 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15450 * expr.c (signed_or_unsigned_type_for): Use
15451 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15452 * langhooks.c (get_signed_or_unsigned_type): Remove.
15453 (lhd_signed_or_unsigned_type): Remove.
15454 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15455 signed_or_unsigned_type.
15456 (lhd_signed_or_unsigned_type): Remove.
15457 * expmed.c (make_tree): Use signed_type_for instead of
15458 lang_hooks.types.signed_type.
15459 * c-common.c (same_scalar_type_ignoring_signedness): Use
15460 c_common_signed_type instead of lang_hooks.types.signed_type.
15461 (c_common_unsigned_type): New.
15462 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15463 (shorten_compare): Use c_common_unsigned_type instead of
15464 c_common_signed_or_unsigned_type.
15465 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15467 * convert.c (convert_to_integer): Use signed_type_for instead of
15468 lang_hooks.types.signed_type.
15469 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15470 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15471 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15472 * c-format.c (check_format_types): Use c_common_unsigned_type
15473 instead of unsigned_type_for.
15474 * c-decl.c (groakdeclarator): Likewise.
15475 * c-typeck.c (convert_for_assignment): Likewise.
15476 * c-common.h (c_common_unsigned_type): New.
15478 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15481 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15482 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15484 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15486 PR middle-end/32279
15487 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15488 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15490 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15491 Sebastian Pop <sebpop@gmail.com>
15493 * lambda-code.c (remove_iv): New.
15494 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15496 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15498 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15499 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15500 * tree-ssa-loop-prefetch.c: Include optabs.h.
15501 (FENCE_FOLLOWING_MOVNT): New macro.
15502 (struct mem_ref): Add independent_p and storent_p fields.
15503 (record_ref): Initalize the new fields.
15504 (gather_memory_references_ref): Return true if the reference
15506 (gather_memory_references): Check whether all memory accesses
15507 in loop were recorded.
15508 (should_issue_prefetch_p): Return false for nontemporal stores.
15509 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15510 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15511 (determine_loop_nest_reuse): Detect independent memory references.
15512 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15513 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15514 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15515 * config/i386/i386.h (x86_mfence): Declare.
15516 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15517 * config/i386/i386.c (x86_mfence): New variable.
15518 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15520 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15521 * optabs.c (init_optabs): Initialize storent_optab.
15522 * optabs.h (enum optab_index): Add OTI_storent.
15523 (storent_optab): Declare.
15524 * genopinit.c (optabs): Add initialization for storent_optab.
15525 * tree.h (MOVE_NONTEMPORAL): New macro.
15526 * expr.c (expand_assignment, store_expr, store_constructor_field,
15527 store_constructor, store_field, expand_expr_real_1): Propagate
15528 nontemporality of the expanded store.
15529 (emit_storent_insn): New function.
15530 * expr.h (expand_assignment, store_expr): Declaration changed.
15531 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15532 to expand_assignment.
15533 * stmt.c (expand_asm_expr): Ditto.
15534 * calls.c (initialize_argument_information): Pass false as
15535 nontemporality to store_expr.
15536 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15539 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15541 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15543 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15545 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15547 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15548 and allow DECL_P here.
15550 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15552 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15553 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15554 track of the size of the expression.
15555 * cfghooks.c (merge_blocks): Remove block from loops structure only
15556 after call of the merge_blocks hook.
15558 2007-06-09 Tom Tromey <tromey@redhat.com>
15560 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15561 (deprecated_state): Removed.
15562 (start_decl): Update.
15563 (enum deprecated_states): Moved earlier.
15564 (groktypename): Update.
15565 (push_parm_decl): Likewise.
15566 (grokfield): Likewise.
15567 (start_function): Likewise.
15569 2007-06-09 Ian Lance Taylor <iant@google.com>
15571 PR tree-optimization/32169
15572 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15573 CONVERT_EXPR, check whether min and max both converted to an
15574 overflow infinity representation.
15576 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15578 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15579 not inserted on the edge.
15581 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15583 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15584 instructions if they are supported.
15585 (__divsi3, __umodsi3, __modsi3): Likewise.
15586 (__ashldi3, __ashrdi3, __lshrdi3): New.
15587 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15589 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15590 Tony Linthicum <tony.linthicum@amd.com>
15592 * doc/invoke.texi: Add fvect-cost-model flag.
15593 * common.opt (fvect-cost-model): New flag.
15594 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15595 cost fields in stmt_vec_info struct for STMT.
15596 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15597 fields in stmt_vec_info struct and access functions for the same.
15598 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15599 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15600 load, store and vector to scalar operation.
15601 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15602 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15603 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15604 (TARG_VEC_STORE_COST): Define cost of vector store.
15605 (vect_estimate_min_profitable_iters): Define new function.
15606 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15607 check to evaluate if loop iterations are less than minimum profitable
15608 iterations determined by cost model or minimum vect loop bound defined
15609 by user, whichever is more conservative.
15610 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15611 run-time check to evaluate if loop iterations are less than minimum
15612 profitable iterations determined by cost model or minimum vect loop
15613 bound defined by user, whichever is more conservative.
15614 (vect_estimate_min_profitable_iterations): New function to estimate
15615 mimimimum iterartions required for vector version of loop to be
15616 profitable over scalar version.
15617 (vect_model_reduction_cost): New function.
15618 (vect_model_induction_cost): New function.
15619 (vect_model_simple_cost): New function.
15620 (vect_cost_strided_group_size): New function.
15621 (vect_model_store_cost): New function.
15622 (vect_model_load_cost): New function.
15623 (vectorizable_reduction): Call vect_model_reduction_cost during
15625 (vectorizable_induction): Call vect_model_induction_cost during
15627 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15628 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15629 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15630 vectorizable_promotion, vectorizable_demotion): Call
15631 vect_model_simple_cost during analysis phase.
15633 2007-06-08 Simon Baldwin <simonb@google.com>
15635 * reg-stack.c (get_true_reg): Readability change. Moved default case
15636 label into direct switch statement scope.
15638 2007-06-08 Simon Baldwin <simonb@google.com>
15640 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15641 in gcc_assert() with '==' comparison.
15643 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15645 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15646 TARGET_ABM handling of x86_popcnt variable.
15648 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15650 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15651 __builtin_copysignq and __builtin_infq built-in functions.
15653 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15655 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15656 SSE4.2 section. Correct built-in function names in SSE4A section.
15658 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15660 PR tree-optimization/32243
15661 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15662 for ncopies after ratio check between nunits_out and nunits_in.
15663 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15665 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15667 PR tree-optimization/32224
15668 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15669 vectorization upon a non GIMPLE_MODIFY_STMT.
15671 2007-06-08 Christian Bruel <christian.bruel@st.com>
15674 * config/sh/sh.md (doloop_end): New pattern and splitter.
15675 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15677 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15679 PR middle-end/32209
15680 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15682 (verify_dominators): Do not change dominance tree.
15684 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15686 * config/sh/constraints.md: New file.
15687 * config/sh/sh.c: Include tm-constrs.h.
15688 (reg_class_from_letter): Remove.
15689 (prepare_cbranch_operands): Use satisfies_constraint_*
15690 function instead of macro.
15691 (andcosts, broken_move, sh_secondary_reload): Likewise.
15692 * config/sh/predicates.md (trapping_target_operand): Likewise.
15693 (and_operand, arith_operand, arith_reg_or_0_operand,
15694 cmp_operand, logical_operand, target_operand,
15695 ua_address_operand, ua_offset, xor_operand): Likewise.
15696 * config/sh/sh.md: Include constraints.md.
15697 (*movsicc_t_false): Use satisfies_constraint_* function
15699 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15700 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15701 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15702 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15703 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15704 (REG_CLASS_FROM_CONSTRAINT): Remove.
15705 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15706 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15707 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15708 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15709 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15710 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15711 function instead of macro.
15712 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15713 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15714 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15715 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15716 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15717 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15718 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15719 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15720 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15721 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15722 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15723 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15724 EXTRA_CONSTRAINT_STR): Likewise.
15725 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15727 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15729 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15731 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15734 * c-common.h (flag_cpp0x): Replaced by...
15735 (cxx_dialect): ... this new variable specifying the C++ dialect that
15737 * c-common.c (flag_cpp0x): Removed.
15738 (cxx_dialect): Defined.
15739 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15741 * c-opts.c (c_common_post_options): Likewise.
15742 (set_std_cxx98): Set cxx_dialect to cxx98.
15743 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15745 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15746 Hui-May Chang <hm.chang@apple.com>
15748 * doc/invoke.texi (Darwin Options): Update documentation for
15749 -mmacosx-version-min.
15750 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15751 * config/darwin-driver.c: New file.
15752 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15753 * config/t-darwin (darwin-driver.o): New rule.
15755 * config/darwin-c.c (version_as_macro): Ignore low digit.
15757 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15759 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15760 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15761 (CSGNMODE): New mode macro.
15762 (CSGNVMODE): New mode attribute.
15763 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15764 expander using CSGNMODE mode macro. Handle TFmode.
15765 (copysign<mode>3_const): Rename from copysignsf3_const and
15766 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15768 (copysign<mode>3_var): Rename from copysignsf3_var and
15769 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15771 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15772 mode macro. Handle TFmode.
15773 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15774 (iortf3, *iortf3): Ditto.
15775 (xortf3, *xortf3): Ditto.
15776 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15777 TFmode and TImode masks.
15778 (ix86_expand_copysign): Expand TFmode copysign insn.
15779 (IX86_BUILTIN_INFQ): New.
15780 (IX86_BUILTIN_FABSQ): Ditto.
15781 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15782 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15783 [__builtin_fabsq]: Ditto.
15784 [__builtin_copysignq]: Ditto.
15785 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15786 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15787 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15788 ix86_expand_binop_builtin().
15790 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15792 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15794 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15797 * rtl.h (push_to_sequence2): New.
15798 * emit-rtl.c (push_to_sequence2): New.
15799 * function.c (assign_parm_data_all): Add new fields.
15800 (assign_parm_setup_block): Call push_to_sequence2 instead of
15802 (assign_parm_setup_reg): Ditto.
15803 (assign_parm_setup_stack): Ditto.
15804 (assign_parms_unsplit_complex): Ditto.
15805 (assign_parms): Change field name.
15807 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15809 PR tree-optimization/32220
15810 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15811 phi node is reached before defining statement.
15813 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15816 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15817 after changing the right hand side of the assignment.
15819 2007-06-06 Eric Christopher <echristo@apple.com>
15821 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15822 (x86_64-*-darwin*): Ditto.
15823 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15824 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15826 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15828 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15829 coding conventions.
15830 (add_key): Likewise.
15831 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15832 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15834 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15836 (add_cost_one_coalesce): Likewise.
15837 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15838 variable names. Rename orig to orig_name for consistency.
15839 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15840 coding conventions.
15841 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15843 (record_equivalences_from_stmt): Likewise.
15844 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15845 the coding conventions.
15846 (memory_ssa_name_same): Likewise.
15847 (dse_optimize_stmt): Likewise.
15848 (dse_record_phis): Likewise.
15849 (dse_finalize_block): Likewise.
15850 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15851 keywords as variable names.
15852 (may_move_till): Cast according to the coding conventions.
15853 (force_move_till_expr): Avoid using C++ keywords as variable names.
15854 (force_move_till): Cast according to the coding conventions.
15855 (memref_hash): Likewise.
15856 (memref_eq): Likewise.
15857 (gather_mem_refs_stmt): Likewise.
15858 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15859 using C++ keywords as variable names.
15860 (idx_find_step): Cast according to the coding conventions.
15861 (idx_record_use): Likewise.
15862 (find_depends): Likewise.
15863 (prepare_decl_rtl): Likewise.
15864 (mbc_entry_hash): Likewise.
15865 (mbc_entry_eq): Likewise.
15866 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15867 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15868 (idx_infer_loop_bounds): Cast according to the coding conventions.
15869 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15870 * tree-ssa-math-opts.c (occ_new ): Likwise.
15871 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15873 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15875 (add_use_op): Likewise.
15876 (add_vop): Likewise.
15877 (add_vuse_op): Likewise.
15878 (add_vdef_op): Likewise.
15879 (get_expr_operands): Likewise.
15880 (push_stmt_changes): Use type safe memory macros.
15881 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15882 keywords as variable names.
15883 (conditional_replacement): Likewise.
15884 (minmax_replacement): Likewise.
15885 (abs_replacement): Likewise.
15886 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15887 coding conventions.
15888 (insert_fake_stores): Avoid using C++ keywords as variable names.
15889 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15891 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15892 (heapvar_insert): Use type safe memory macros.
15893 (new_var_info): Cast according to the coding conventions.
15894 (new_constraint): Likewise.
15895 (remove_preds_and_fake_succs): Use type safe memory macros.
15896 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15898 (thread_single_edge): Likewise.
15899 (thread_through_loop_header): Likewise.
15901 2007-06-06 Eric Christopher <echristo@apple.com>
15903 * config/i386/i386.c (override_options): Move handling
15904 of TARGET_SUBTARGET* earlier.
15906 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15908 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15911 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15913 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15914 emited outside of basic block.
15915 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15916 the created blocks.
15917 * rtl.h (delete_insn_chain): Declaration changed.
15918 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15920 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15921 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15922 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15923 to delete_insn_chain.
15924 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15925 do not have bb field set.
15926 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15928 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15929 * cfgcleanup.c (try_optimize_cfg): Ditto.
15931 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15933 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15934 (lambda_body_vector_new): Use type safe memory macros.
15935 (lambda_linear_expression_new): Likewise.
15936 (lambda_loopnest_new): Likewise.
15937 (lambda_lattice_new): Likewise.
15938 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15939 conventions. Use type safe memory macros.
15940 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15941 (lambda_body_vector_s): Likewise.
15942 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15943 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15945 2007-06-06 Richard Guenther <rguenther@suse.de>
15947 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15948 if we need to schedule cfg_cleanup.
15949 (tree_ssa_forward_propagate_single_use_vars): Do so.
15951 2007-06-06 Ian Lance Taylor <iant@google.com>
15953 * fold-const.c (merge_ranges): If range_successor or
15954 range_predecessor fail, just return 0.
15956 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15958 PR tree-optimization/32216
15959 * tree-vectorizer.c (supportable_widening_operation): Determine
15960 signedness of FIX_TRUNC_EXPR from output operand.
15961 (supportable_narrowing_operation): Ditto.
15962 * tree-vect-generic.c (expand_vector_operations_1): Determine
15963 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15964 from input operand.
15966 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15968 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15969 (struct pta): ...from here. Change flags to unsigned to avoid
15970 excessive casting (as it is used as a bit mask).
15971 (override_options): Add casts according to the coding convenventions.
15972 (x86_64_elf_unique_section): Likewise.
15973 (examine_argument): Avoid using C++ keywords as variable names.
15974 (construct_container): Likewise.
15975 (legitimize_pic_address): Likewise.
15976 (get_dllimport_decl): Cast according to the coding conventions. Use
15977 type safe memory macros.
15978 (legitimize_address): Cast according to the coding conventions.
15979 (emit_i387_cw_initialization): Corrected the type of slot to enum
15981 (ix86_init_machine_status): Use type safe memory macros.
15982 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15983 (bdesc_pcmpistr): Likewise.
15984 (bdesc_crc32): Likewise.
15985 (bdesc_sse_3arg): Likewise.
15986 (bdesc_2arg): Likewise.
15987 (bdesc_1arg): Likewise.
15988 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15989 (ix86_expand_sse_pcmpistr): Likewise.
15990 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15991 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15992 int to match the langhook definition.
15993 (ix86_builtin_conversion): Change the type of code to unsigned init to
15994 match the langhook definition.
15995 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15997 (ix86_preferred_output_reload_class): Likewise.
15998 (ix86_cannot_change_mode_class): Likewise.
15999 (ix86_memory_move_cost): Likewise.
16000 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16001 avoid excessive casting later on.
16002 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16004 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16006 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16007 as flags setting insn.
16008 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16010 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16012 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16013 (UNSPEC_ROUND): New.
16014 ("sse4_1_round<mode>2"): New insn pattern.
16015 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16017 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16018 expander using SSEMODEF mode macro. Expand using
16019 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16020 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16021 expander using SSEMODEF mode macro. Expand using
16022 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16023 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16024 expander using SSEMODEF mode macro. Expand using
16025 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16026 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16027 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16028 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16031 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16032 Sebastian Pop <sebpop@gmail.com>
16034 * lambda.h (build_linear_expr): New.
16035 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16036 Use build_linear_expr, call fold and force_gimple_operand.
16037 (lambda_loopnest_to_gcc_loopnest): Check that there is
16038 something to insert.
16039 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16041 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16043 PR preprocessor/23479
16044 * doc/extend.texi: Document the 0b-prefixed binary integer
16045 constant extension.
16047 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16049 PR tree-optimization/32215
16050 * tree-vectorizer.c (supportable_widening_operation): Return false
16051 for unsupported FIX_TRUNC_EXPR tree code.
16052 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16054 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16056 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16057 register on SPE targets. Change documentation to reflect
16059 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16060 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16061 out of the register allocation pool.
16062 (rs6000_reg_live_or_pic_offset_p): New function.
16063 (rs6000_emit_prologue): Move the actual saving of LR up to free
16064 r0 for holding r11. Split saving of SPE 64-bit registers into
16065 its own case. Ensure that offsets will always be in-range for
16066 'evstdd' by using r11 as a scratch register to point at the start
16067 of the SPE save area. Save r11 if necessary, as it is the static
16069 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16070 into its own case. Ensure that offsets will always be in-range
16071 for 'evldd' by using r11 as a scratch register to point at the
16072 start of the SPE save area. Also adjust r11 when restoring
16073 the stack pointer to compensate for pre-loading r11.
16075 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16077 * cfg.c (init_flow): Use type safe memory macros.
16078 (alloc_block): Likewise.
16079 (unchecked_make_edge): Likewise.
16080 (dump_flow_info): Avoid using C++ keywords as variable names.
16081 (copy_original_table_clear): Cast according to the coding conventions.
16082 (copy_original_table_set): Likewise.
16083 * cfgexpand (label_rtx_for_bb): Likewise.
16084 (expand_gimple_basic_block): Likewise.
16085 * cfghooks.c (dump_bb): Likewise.
16086 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16088 (lv_add_condition_to_bb): Likewise.
16089 * cfglayout (relink_block_chain): Cast according to the coding
16091 (fixup_reorder_chain): Likewise.
16092 (fixup_fallthru_exit_predecessor): Likewise.
16093 * cfgloop.c (glb_enum_p): Likewise.
16094 (get_exit_description): Likewise.
16095 (dump_recorded_exit): Likewise.
16096 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16097 (struct loop): ... from here.
16098 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16100 * cfgrtl.c (rtl_create_basic_block): Likewise.
16101 (rtl_split_block): Likewise.
16102 (rtl_dump_bb): Likewise.
16103 (cfg_layout_split_block): Likewise.
16104 (init_rtl_bb_info): Use typesafe memory macros.
16106 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16107 * graphds.h: Updated all usages of edge to graph_edge.
16108 * graphds.c: Likewise.
16109 * cfgloopanal.c: Likewise.
16111 2007-06-05 Ian Lance Taylor <iant@google.com>
16113 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16114 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16115 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16117 (test_for_singularity): Likewise.
16119 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16121 * config/i386/constraints.md ("Y2"): Replaced by ...
16123 * config/i386/i386.md: Likewise.
16124 * config/i386/mmx.md: Likewise.
16125 * config/i386/sse.md: Likewise.
16127 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16129 * config/i386/constraints.md ("z"): Replaced by ...
16131 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16132 (sse4_1_blendvps): Likewise.
16133 (sse4_1_pblendvb): Likewise.
16134 (sse4_2_pcmpestr): Likewise.
16135 (sse4_2_pcmpestrm): Likewise.
16136 (sse4_2_pcmpestr_cconly): Likewise.
16137 (sse4_2_pcmpistr): Likewise.
16138 (sse4_2_pcmpistrm): Likewise.
16139 (sse4_2_pcmpistr_cconly): Likewise.
16141 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16143 * matrix-reorg.c (transform_access_sites): Fix computation.
16144 (transform_allocation_sites): Same.
16146 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16148 * config/i386/i386.c (override_options): Use
16149 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16151 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16153 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16154 (nonimm_not_xmm0_operand): Ditto.
16155 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16156 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16157 as operand[2] predicate. Require "z" class XMM register for
16158 operand[3]. Adjust asm template.
16159 ("sse4_1_blendvpd"): Ditto.
16160 ("sse4_1_pblendvb"): Ditto.
16161 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16162 force op2 into xmm0 register for variable blend instructions.
16164 2007-06-04 Tom Tromey <tromey@redhat.com>
16166 * c-tree.h (start_enum): Update.
16167 (build_enumerator): Likewise.
16168 * c-decl.c (enum_next_value): Removed.
16169 (enum_overflow): Likewise.
16170 (start_enum): Add c_enum_contents argument. Don't use globals.
16171 (build_enumerator): Likewise.
16172 * c-tree.h (struct c_enum_contents): New struct.
16174 2007-06-04 Tom Tromey <tromey@redhat.com>
16176 * c-common.c (c_common_get_alias_set): Fix indentation.
16178 2007-06-04 Ian Lance Taylor <iant@google.com>
16180 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16181 to overflow, reduce overflow infinity to regular infinity.
16182 (vrp_var_may_overflow): New static function.
16183 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16185 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16187 * stor-layout.c (layout_type): Remove duplicate code.
16189 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16192 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16193 before build_common_builtin_nodes ().
16195 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16198 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16200 2007-06-04 Jan Hubicka <jh@suse.cz>
16202 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16203 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16204 instead of _stat version.
16206 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16208 PR tree-optimization/32194
16209 * tree-predcom.c (determine_offset): Check that both references have
16212 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16214 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16215 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16216 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16217 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16218 Add argument to iterate_fix_dominators call.
16219 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16220 * gcse.c (hoist_code): Change domby to vector.
16221 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16222 Add argument to iterate_fix_dominators call.
16223 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16224 recompute_dominator.
16225 * lambda-code.c (perfect_nestify): Ditto.
16226 * cfgloopanal.c: Include graphds.h.
16227 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16228 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16229 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16231 * graphds.c: New file.
16232 * graphds.h: New file.
16233 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16234 (get_dominated_by, get_dominated_by_region): Change return type to
16236 (verify_dominators): Recompute all dominators and compare the results.
16237 (recount_dominator): Renamed to ...
16238 (recompute_dominator): ... this. Do not check that the block is
16239 dominated by entry.
16240 (iterate_fix_dominators): Reimplemented.
16241 (prune_bbs_to_update_dominators, root_of_dom_tree,
16242 determine_dominators_for_sons): New functions.
16243 * et-forest.c (et_root): New function.
16244 * et-forest.h (et_root): Declare.
16245 * Makefile.in (graphds.o): Add.
16246 (cfgloopanal.o): Add graphds.h dependency.
16247 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16248 * basic-block.h (get_dominated_by, get_dominated_by_region,
16249 iterate_fix_dominators): Declaration changed.
16250 (recount_dominator): Renamed to ...
16251 (recompute_dominator): ... this.
16252 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16253 (thread_through_all_blocks): Do not free dominance info.
16255 2007-06-03 Andreas Schwab <schwab@suse.de>
16257 * config/m68k/m68k.c (override_options): Don't override
16259 * config/m68k/m68k-modes.def (SF, DF): Define to use
16260 motorola_single_format and motorola_double_format, resp.
16261 * real.c (motorola_single_format): Renamed from
16262 coldfire_single_format.
16263 (motorola_double_format): Renamed from coldfire_double_format.
16264 (encode_ieee_extended): Generate a proper canonical NaN image
16265 respecting canonical_nan_lsbs_set.
16266 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16268 * real.h: Adjust declarations.
16270 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16273 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16274 the symbol is generated with the stack protector.
16276 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
16278 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
16279 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
16281 * doc/extend.texi (interrupt): Mention m68k.
16283 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
16285 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
16286 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
16287 (ix86_expand_sse_pcmpestr): Do not check operands for
16288 "register_operand", when insn operand predicate is "register_operand".
16289 (ix86_expand_sse_pcmpistr): Ditto.
16291 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
16292 Uros Bizjak <ubizjak@gmail.com>
16294 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
16295 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
16296 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
16297 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16298 * config/i386/constraints.md ("z"): New register constraint
16299 for members of SSE_FIRST_REG class.
16300 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
16301 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
16302 SSE_FIRST_REG class.
16303 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
16304 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
16305 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
16306 (IX86_BUILTIN_PCMPESTRM128): Likewise.
16307 (IX86_BUILTIN_PCMPESTRA128): Likewise.
16308 (IX86_BUILTIN_PCMPESTRC128): Likewise.
16309 (IX86_BUILTIN_PCMPESTRO128): Likewise.
16310 (IX86_BUILTIN_PCMPESTRS128): Likewise.
16311 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
16312 (IX86_BUILTIN_PCMPISTRI128): Likewise.
16313 (IX86_BUILTIN_PCMPISTRM128): Likewise.
16314 (IX86_BUILTIN_PCMPISTRA128): Likewise.
16315 (IX86_BUILTIN_PCMPISTRC128): Likewise.
16316 (IX86_BUILTIN_PCMPISTRO128): Likewise.
16317 (IX86_BUILTIN_PCMPISTRS128): Likewise.
16318 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
16319 (struct builtin_description): Change "flag" field to unsigned.
16320 (bdesc_pcmpestr): New builtin description table.
16321 (bdesc_pcmpistr): Likewise.
16322 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16323 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16324 Initialize pcmp[ei]str[im] insns for SSE4.2.
16325 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16326 (ix86_expand_sse_pcmpistr): Likewise.
16327 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16328 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16329 (UNSPEC_PCMPISTR): Likewise.
16330 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16331 (sse4_2_pcmpestri):New isns pattern.
16332 (sse4_2_pcmpestrm): Likewise.
16333 (sse4_2_pcmpestr_cconly): Likewise.
16334 (sse4_2_pcmpistr): New insn patern and splitter.
16335 (sse4_2_pcmpistri):New isns pattern.
16336 (sse4_2_pcmpistrm): Likewise.
16337 (sse4_2_pcmpistr_cconly): Likewise.
16338 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16341 2007-06-01 David Daney <ddaney@avtrex.com>
16343 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16344 LOADGP_ABSOLUTE and not binds_local_p.
16346 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16348 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16350 2007-06-01 Ian Lance Taylor <iant@google.com>
16352 * tree-vrp.c (compare_name_with_value): Always set
16353 used_strict_overflow if we get a result from the variable itself.
16355 2007-06-01 Ian Lance Taylor <iant@google.com>
16357 PR rtl-optimization/31455
16358 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16359 subregs which have a cast between modes which are not tieable.
16361 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16363 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16364 breaks after return statements.
16366 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16368 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16369 only after no_new_pseudos.
16371 2007-05-31 Eric Christopher <echristo@apple.com>
16373 * expr.c (convert_move): Assert that we don't have a BLKmode
16375 (store_expr): Handle BLKmode moves by calling emit_block_move.
16377 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16379 * c-typeck.c (build_indirect_ref): Include type in error message.
16380 (build_binary_op): Pass types to binary_op_error.
16381 * c-common.c (binary_op_error): Take two type arguments, print out
16383 * c-common.h (binary_op_error): Update prototype.
16385 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16387 * config/i386/i386.c: Correct coments on -mno-sse4.
16389 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16391 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16392 (x86_64-*-*): Likewise.
16393 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16394 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16395 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16396 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16397 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16398 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16399 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16400 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16401 (OPTION_MASK_ISA_SSE4): Likewise.
16402 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16403 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16404 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16405 (override_options): Support SSE4.2.
16406 (ix86_build_const_vector): Support SImode and DImode.
16407 (ix86_build_signbit_mask): Likewise.
16408 (ix86_expand_int_vcond): Support V2DImode.
16409 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16410 (IX86_BUILTIN_CRC32HI): Likewise.
16411 (IX86_BUILTIN_CRC32SI): Likewise.
16412 (IX86_BUILTIN_CRC32DI): Likewise.
16413 (IX86_BUILTIN_PCMPGTQ): Likewise.
16414 (bdesc_crc32): Likewise.
16415 (bdesc_sse_3arg): Likewise.
16416 (ix86_expand_crc32): Likewise.
16417 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16418 (ix86_expand_builtin): Likewise.
16419 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16420 __SSE4_2__ for -msse4.2.
16421 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16422 (CRC32MODE): Likewise.
16423 (crc32modesuffix): Likewise.
16424 (crc32modeconstraint): Likewise.
16425 (sse4_2_crc32<mode>): Likewise.
16426 (sse4_2_crc32di): Likewise.
16427 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16429 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16430 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16431 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16432 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16433 (vcondu<mode>): Likewise.
16434 * doc/extend.texi: Document SSE4.2 built-in functions.
16435 * doc/invoke.texi: Document -msse4.2/-msse4.
16437 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16439 PR tree-optimization/32160
16440 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16441 variable as gimple reg.
16442 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16444 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16446 * gcc.c (main): Don't consider linker options when issuing the
16447 warning about a linker input file not being used.
16449 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16451 * tree-vrp.c (compare_names): Initialize sop.
16453 2007-05-30 Dirk Mueller <dmueller@suse.de>
16455 * cgraphunit.c (cgraph_analyze_function): Remove
16456 computation of inline parameters.
16458 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16460 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16462 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16464 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16465 Add vx-common.h. Include vxworks.h between vx-common.h and
16467 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16469 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16470 (TARGET_ASM_DESTRUCTOR): Likewise.
16471 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16472 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16473 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16474 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16475 (VXWORKS_ENDIAN_SPEC): Define.
16476 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16477 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16478 VXWORKS_* equivalents.
16479 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16480 (ASM_FILE_START): Delete.
16481 (TARGET_VERSION): Reformat.
16482 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16483 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16484 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16485 (FPBIT, DPBIT): Define.
16486 (fp-bit.c, dp-bit.c): New rules.
16487 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16488 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16489 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16490 * config/arm/arm.h: Include vxworks-dummy.h.
16491 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16492 Mark with ATTRIBUTE_UNUSED.
16493 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16494 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16495 make it incompatible with -msingle-pic-base.
16496 (arm_function_ok_for_sibcall): Return false for calls that might
16497 go through a VxWorks PIC PLT entry.
16498 (require_pic_register): New function, split out from...
16499 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16501 (arm_load_pic_register): Handle the VxWorks RTP initialization
16502 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16503 (arm_emit_call_insn): New function.
16504 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16505 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16506 (pic_offset_arm): New pattern.
16507 (call, call_value): Use arm_emit_call_insn.
16508 (call_internal, call_value_internal): New expanders.
16509 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16510 VxWorks unless __PIC__.
16512 2007-05-30 Eric Christopher <echristo@gmail.com>
16514 * genrecog.c: Include regs.h in generated file.
16515 * genemit.c: Ditto. Fix up formatting.
16516 * config/mn10300/constraints.md: New.
16517 * config/mn10300/mn10300.md: Include.
16518 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16519 Fix up for removed macro.
16520 * config/mn10300/predicates.md (call_address_operand): Ditto.
16521 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16522 (CONST_OK_FOR_I): Ditto.
16523 (CONST_OK_FOR_J): Ditto.
16524 (CONST_OK_FOR_K): Ditto.
16525 (CONST_OK_FOR_L): Ditto.
16526 (CONST_OK_FOR_M): Ditto.
16527 (CONST_OK_FOR_N): Ditto.
16528 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16532 (EXTRA_CONSTRAINT): Ditto.
16534 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16538 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16539 OPTION_MASK_ISA_64BIT.
16540 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16542 2007-05-30 Richard Guenther <rguenther@suse.de>
16544 PR middle-end/32152
16545 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16546 types for comparison.
16547 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16548 with original typed arguments.
16549 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16551 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16553 PR tree-optimization/31769
16554 * except.c (duplicate_eh_regions): Clear prev_try if
16555 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16557 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16559 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16560 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16561 bsi of the location where statements should be inserted.
16562 (sink_code_in_bb): Take bsi from statement_sink_location.
16563 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16564 instead of bsi_start.
16565 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16567 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16568 (bsi_move_before): Document inconsistency with bsi_move_after.
16569 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16571 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16573 * config/i386/i386.h (TARGET_ABM): New define.
16574 (TARGET_POPCNT): Ditto.
16575 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16576 New temporary defines to redefine from OPTION_ISA_* defines.
16577 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16578 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16579 (ix86_isa_flags): New extern int declaration.
16580 (TARGET_SUBTARGET_DEFAULT): New define.
16581 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16582 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16583 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16584 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16585 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16586 * config/i386/darwin.h: Change TARGET_64BIT define to
16589 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16590 using existing "ix86_isa_flags" varible.
16591 (m32, m64): Use existing "ix86_isa_flags" variable.
16592 (mmmx, m3dnow): Ditto.
16593 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16594 (mabm): Define as non-negative option using "x86_abm" variable.
16595 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16597 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16598 Rewrite feature test bitmap.
16599 (ix86_isa_flags): New initialized global int varible.
16600 (ix86_isa_flags_explicit): New static int variable.
16601 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16602 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16603 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16604 target_flags_explicit.
16605 (override_options): Remove "target_enable" and "target_disable" fields
16606 from "struct ptt". Update processor_target_table accordingly. Remove
16607 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16608 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16609 "target_flags" and "ix86_isa_flags_explicit" instead of
16610 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16611 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16612 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16613 to true when either of PTA_POPCNT or PTA_ABM is set in
16614 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16615 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16616 processor_alias_table flags entry. Remove handling of
16617 "target_enable" and "target_disable" fields of processor_target_table.
16618 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16619 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16620 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16621 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16622 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16624 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16626 2007-05-29 David Daney <ddaney@avtrex.com>
16629 * config/mips/mips.c (mips_output_mi_thunk): Emit
16630 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16632 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16633 * config/i386/i386.c (ix86_function_regparm): Added checking of
16634 ix86_force_align_arg_pointer to determine the number of
16635 register parameters.
16637 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16639 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16640 (SET_DR_MISALIGNMENT): New.
16641 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16642 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16643 Use SET_DR_MISALIGNMENT.
16644 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16646 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16647 find_loop_nest): Export.
16648 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16649 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16650 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16651 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16653 (struct mem_ref): Add field reuse_distance.
16654 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16655 Initialize reuse_distance field.
16656 (issue_prefetch_ref): Select temporality of prefetch according to
16658 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16659 self_reuse_distance, determine_loop_nest_reuse): New functions.
16660 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16661 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16662 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16665 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16667 * tree-ssa-alias.c: Add aliasing overview.
16669 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16670 Danny Smith <dannysmith@users.sourceforge.net>
16673 * config/i386/t-crtfm: Compile crtfastmath.o with
16674 -minline-all-stringops.
16675 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16676 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16678 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16680 * doc/md.texi: Document constraints on HP PA-RISC.
16682 * pa/constraints.md: New file.
16683 * pa.md: Include constraints.md.
16684 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16685 (integer_store_memory_operand, ldil_cint_p): New functions.
16686 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16687 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16688 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16689 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16690 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16692 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16695 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16696 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16697 case POSTDECREMENT_EXPR>): Return the error_mark_node
16698 if either the real or imaginary parts would an
16701 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16703 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16704 name when we remove it from a call.
16706 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16708 * targhooks.c (default_narrow_bitfield): Remove.
16709 * targhooks.h: Remove the prototype for
16710 default_narrow_bitfield.
16712 * langhooks-def.h: Remove the prototype for
16713 hook_get_alias_set_0.
16714 * langhooks.c (hook_get_alias_set_0): Remove.
16716 * global.c (EXECUTE_IF_CONFLICT): Remove.
16718 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16721 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16722 return true when truth_value_p is true and the type
16725 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16727 * doc/install.texi (Prerequisites): We no longer require Autoconf
16728 2.13 for the top-level.
16730 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16732 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16733 memory access via x86_expand_vector_move_misalign() only for
16734 TImode values on 32-bit targets.
16736 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16738 * matrix-reorg.c: New file. Implement matrix flattening and
16739 transposing optimization.
16740 * tree-pass.h: Add matrix reorg pass.
16741 * common.opt: Add fipa-mreorg flag.
16742 * Makefile.in: Add matrix-reorg.c.
16743 * passes.c: Add matrix reorg pass.
16744 * varpool.c (add_new_static_var): New function.
16745 * cgraph.h (add_new_static_var): Declare.
16747 2007-05-27 Eric Christopher <echristo@apple.com>
16749 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16750 sp_offset depending on stack size. Save r12 depending
16751 on registers we're saving later.
16752 (rs6000_emit_epilogue): Update sp_offset depending only
16755 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16757 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16758 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16759 * ifcvt.c (if_convert): Ditto.
16760 * tree-ssa-threadupdate.c (thread_block): Ditto.
16761 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16762 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16763 verify_loop_closed_ssa): Check number_of_loops instead of
16765 * predict.c (tree_estimate_probability): Ditto.
16766 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16767 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16768 * modulo-sched.c (sms_schedule): Ditto.
16769 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16770 (scev_finalize): Do not do anything if scev analysis was not
16772 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16773 current_loops == NULL.
16774 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16775 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16776 there are no loops.
16777 (loop_optimizer_finalize): Assert that loops were analyzed.
16778 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16779 rtl_doloop): Check number_of_loops instead of current_loops.
16780 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16781 current_loops == NULL.
16782 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16783 gate_tree_vectorize tree_linear_transform, check_data_deps,
16784 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16785 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16786 Check number_of_loops instead of current_loops.
16787 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16788 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16789 free loops if available.
16790 (execute_pre): Do not pass do_fre to fini_pre.
16792 2007-05-27 Tobias Burnus <burnus@net-b.de>
16794 PR middle-end/32083
16795 * real.c (mpfr_from_real): Fix sign of -Inf.
16797 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16799 * tree-vect-transform.c (vectorizable_conversion): Initialize
16800 tree_code variables to ERROR_MARK.
16801 (vectorizable_type_demotion): Likewise.
16802 (vectorizable_type_promotion): Likewise.
16804 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16807 * config/i386/i386.md (movti): Handle push operands via
16808 ix86_expand_push().
16810 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16812 * basic-block.h: Remove the prototype for merge_seq_blocks.
16813 * cfgcleanup.c (merge_seq_blocks): Remove.
16815 * tree-flow.h: Remove the prototype for is_aliased_with.
16816 * tree-ssa-alias.c (is_aliased_with): Remove.
16818 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16820 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16822 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16824 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16825 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16826 (vec_unpacks_hi_v16qi): Likewise.
16827 (vec_unpacku_lo_v16qi): Likewise.
16828 (vec_unpacks_lo_v16qi): Likewise.
16829 (vec_unpacku_hi_v8hi): Likewise.
16830 (vec_unpacks_hi_v8hi): Likewise.
16831 (vec_unpacku_lo_v8hi): Likewise.
16832 (vec_unpacks_lo_v8hi): Likewise.
16833 (vec_unpacku_hi_v4si): Likewise.
16834 (vec_unpacks_hi_v4si): Likewise.
16835 (vec_unpacku_lo_v4si): Likewise.
16836 (vec_unpacks_lo_v4si): Likewise.
16838 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16840 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16841 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16842 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16843 follow spelling conventions in various
16844 warning/error/diagnostic messages.
16846 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16847 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16848 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16849 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16850 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16851 * doc/tm.texi: Follow spelling conventions.
16853 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16856 * tree-ssa-forwprop.c
16857 (forward_propagate_addr_into_variable_array_index): Remove
16858 the lhs argument. Use the type of def_rhs instead of lhs.
16859 (forward_propagate_addr_expr_1): Update use of
16860 forward_propagate_addr_into_variable_array_index.
16862 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16863 Nigel Stephens <nigel@mips.com>
16865 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16866 function attributes, "far" being an alias for "long_call".
16867 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16868 (mips_near_type_p, mips_far_type_p): New.
16869 (mips_comp_type_attributes): New function to check that attributes
16870 attached to a function type are compatible.
16871 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16872 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16873 to the target function of the thunk.
16874 (mips_encode_section_info): Check for "near" and "far" function
16875 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16877 * config/mips/predicates.md (const_call_insn_operand): Test only
16878 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16880 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16883 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16884 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16885 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16886 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16888 2007-05-25 Eric Christopher <echristo@apple.com>
16890 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16891 to x86-darwin configurations.
16892 * config/i386/t-darwin: Add softfp support.
16893 * config/i386/t-darwin64: Ditto.
16894 * config/i386/sfp-machine.h: If mach then don't use
16895 aliasing, emit a stub to call.
16897 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16899 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16900 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16901 tree-predcom.c, tree-ssa-alias-warnings.c,
16902 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16903 comment typos. Follow spelling conventions.
16904 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16906 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16909 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16910 constants into memory. Expand unaligned memory references for
16911 SSE modes via x86_expand_vector_move_misalign() function.
16913 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16916 "memory" attribute for "sseishft" type insn without operands[2].
16918 2007-05-25 Dirk Mueller <dmueller@suse.de>
16919 Marcus Meissner <meissner@suse.de>
16921 * doc/extend.texi (alloc_size): New attribute.
16922 * c-common.c (handle_alloc_size_attribute): New.
16923 * tree-object-size.c (alloc_object_size): Use alloc_size
16924 attribute, if available.
16926 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16928 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16930 (__builtin_ia32_vec_ext_v2di): Likewise.
16931 (__builtin_ia32_vec_ext_v4si): Likewise.
16932 (__builtin_ia32_vec_ext_v8hi): Likewise.
16933 (__builtin_ia32_vec_ext_v16qi): Likewise.
16934 (__builtin_ia32_vec_set_v8hi): Likewise.
16936 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16938 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16940 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16942 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16943 (arm_is_longcall_p): Rename to...
16944 (arm_is_long_call_p): ...this. Take a single tree argument and
16946 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16947 (CUMULATIVE_ARGS): Remove call_cookie.
16948 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16949 (ENCODED_LONG_CALL_ATTR_P): Delete.
16950 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16951 LONG_CALL_FLAG_CHAR cases.
16952 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16953 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16954 ARM_DECLARE_FUNCTION_SIZE.
16955 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16956 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16957 (arm_encode_call_attribute, current_file_function_operand): Delete.
16958 (arm_function_in_section_p): New function.
16959 (arm_is_longcall_p): Rename to...
16960 (arm_is_long_call_p): ...this. Take the target function as a single
16961 argument and return a bool. Do not rely on call cookies. Check
16962 whether the target symbol is in the same section as the current
16963 function, not just the same compilation unit.
16964 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16965 (arm_encode_section_info): Don't encode a call type.
16966 * config/arm/arm.md (call, call_value): Update calls to
16967 arm_is_long(_)call_p. Simplify logic.
16968 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16969 Update calls to arm_is_long(_)call_p.
16971 2007-05-25 Richard Guenther <rguenther@suse.de>
16973 PR tree-optimization/31982
16974 * tree-ssa-forwprop.c
16975 (forward_propagate_addr_into_variable_array_index): Handle arrays
16976 with element size one.
16978 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16980 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16981 (umulsi3_highpart): Likewise.
16983 2007-05-24 Ian Lance Taylor <iant@google.com>
16985 PR rtl-optimization/32069
16986 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16989 2007-05-24 Ollie Wild <aaw@google.com>
16991 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16994 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16996 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16997 (oprs_unchanged_p): Use it to check all registers in a REG.
16998 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16999 (reg_set_between_after_reload_p): Delete.
17000 (reg_used_between_after_reload_p): Likewise.
17001 (reg_set_or_used_since_bb_start): Likewise.
17002 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17003 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17004 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17005 * rtlanal.c (reg_set_p): Check whether REG overlaps
17006 regs_invalidated_by_call, rather than just checking the
17007 membership of REGNO (REG).
17009 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17011 * doc/passes.texi: Document predictive commoning.
17012 * doc/invoke.texi (-fpredictive-commoning): Document.
17013 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17014 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17015 adding indices to the generated name.
17016 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17017 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17018 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17019 (op_symbol_code): ... and exported.
17020 (dump_omp_clause, op_symbol): Use op_symbol_code
17021 instead of op_symbol_1.
17022 * tree-pass.h (pass_predcom): Declare.
17023 * timevar.def (TV_PREDCOM): New timevar.
17024 * tree-ssa-loop.c (run_tree_predictive_commoning,
17025 gate_tree_predictive_commoning, pass_predcom): New.
17026 * tree-data-ref.c (find_data_references_in_loop): Find the
17027 references in dominance order.
17028 (canonicalize_base_object_address): Ensure that the result has
17030 (dr_analyze_innermost): Export.
17031 (create_data_ref): Code to fail for references with invariant
17033 (find_data_references_in_stmt): ... here.
17034 * tree-data-ref.h (dr_analyze_innermost): Declare.
17035 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17036 (aff_combination_find_elt, name_expansion_hash,
17037 name_expansion_eq, tree_to_aff_combination_expand,
17038 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17040 * tree-affine.h (aff_combination_constant_multiple_p,
17041 tree_to_aff_combination_expand): Declare.
17042 * tree-predcom.c: New file.
17043 * common.opt (fpredictive-commoning): New option.
17044 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17045 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17046 * Makefile.in (tree-predcom.o): Add.
17047 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17048 * passes.c (init_optimization_passes): Add dceloop after
17049 copy propagation in loop optimizer. Add predictive commoning
17050 to loop optimizer passes.
17052 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17054 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17057 2007-05-24 Jan Hubicka <jh@suse.cz>
17059 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17061 (genheader): Include statistics.h.
17063 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17065 * print-rtl.c (flag_dump_unnumbered): Update comments.
17066 (print_rtl): Fix my previous change.
17067 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17070 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17072 PR middle-end/32018
17073 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17075 (thread_through_all_blocks): Call initialize_original_copy_tables
17076 and free_original_copy_tables.
17077 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17079 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17080 * cfghooks.c (duplicate_block): Use get_loop_copy.
17081 * cfg.c: Include cfgloop.h.
17082 (loop_copy): New hash table.
17083 (initialize_original_copy_tables): Initialize loop_copy table.
17084 (free_original_copy_tables): Free loop_copy table.
17085 (copy_original_table_clear, copy_original_table_set,
17086 set_loop_copy, get_loop_copy): New functions.
17087 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17088 * cfgloop.h (struct loop): Remove copy field.
17089 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17090 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17092 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17094 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17095 -msse/-msse2/-msse3.
17097 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17099 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17100 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17102 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17105 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17106 * targhooks.h (default_mangle_decl_assembler_name): Declare
17108 * targhooks.c (default_mangle_decl_assembler_name): Define
17110 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17112 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17113 * langhooks.c (lhd_set_decl_assembler_name): Call
17114 targetm.mangle_decl_assembler_name for names with global scope.
17116 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17118 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17119 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17121 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17122 New. Factored out of i386_pe_encode_section_info.
17123 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17124 Move check for prior decoration of stdcall
17125 symbols to i386_pe_encode_section_info.
17126 (i386_pe_encode_section_info): Adjust call to
17127 gen_stdcall_or_fastcall_suffix. Use
17128 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17129 (i386_pe_mangle_decl_assembler_name): New. Wrap
17130 i386_pe_maybe_mangle_decl_assembler_name.
17132 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17134 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17135 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17136 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17137 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17138 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17141 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17142 Nigel Stephens <nigel@mips.com>
17143 Richard Sandiford <richard@codesourcery.com>
17145 Fix up MIPS16 hard float and add support for complex.
17147 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17148 (TARGET_SOFT_FLOAT_ABI): New.
17149 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17150 __mips_soft_float to reflect the ABI in use, not whether the
17151 FPU is directly accessible (e.g., in MIPS16 mode).
17152 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17153 (UNITS_PER_FPVALUE): Likewise.
17155 * config/mips/mips.c (mips_expand_call): Remove redundant
17156 TARGET_MIPS16 check.
17157 (mips_arg_regno): New.
17158 (function_arg_advance): When setting bits in cum->fp_code for
17159 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17161 (function_arg): Use mips_arg_regno.
17162 (mips_return_mode_in_fpr_p): New.
17163 (mips16_call_stub_mode_suffix): New.
17164 (mips16_cfun_returns_in_fpr_p): New.
17165 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17166 (mips_output_function_prologue): Test mips16_hard_float, not
17167 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17168 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17169 return value into a floating-point register.
17170 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17171 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17172 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17173 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17174 word of double arguments from or to the high bits of 64-bit
17175 floating point registers.
17176 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17177 (mips16_fpret_double): New helper function.
17178 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17179 support for complex modes. Fill in DECL_RESULT for stubdecl.
17180 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17182 * config/mips/mips16.S
17183 (RET, ARG1, ARG2): New.
17184 (MERGE_GPRf, MERGE_GPRt): New.
17185 (DELAYt, DELAYf): New.
17186 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17187 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17188 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17189 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17190 (SFOP): Renamed to...
17191 (OPSF3): This, and macro-ified. Updated all uses.
17192 (SFOP2): Renamed to...
17193 (OPSF2): This, and macro-ified. Updated all uses.
17194 (SFCMP): Renamed to...
17195 (CMPSF): This, and macro-ified. Updated all uses.
17196 (SFREVCMP): Renamed to...
17197 (REVCMPSF): This, and macro-ified. Updated all uses.
17198 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17199 (LDDBL1, LDDBL2, RETDBL): Deleted.
17200 (DFOP): Renamed to...
17201 (OPDF3): This, and macro-ified. Updated all uses.
17202 (DFOP2): Renamed to...
17203 (OPDF2): This, and macro-ified. Updated all uses.
17204 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17205 (DFCMP): Renamed to...
17206 (CMPDF): This, and macro-ified. Updated all uses.
17207 (DFREVCMP): Renamed to...
17208 (REVCMPDF): This, and macro-ified. Updated all uses.
17209 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17210 (RET_FUNCTION): New.
17211 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17212 (__mips16_ret_sc, __mips16_ret_dc): New.
17213 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17214 STUB_ARGS_6, STUB_ARGS_10): New.
17215 (CALL_STUB_NO_RET): New.
17216 (__mips16_call_stub_1): Macro-ified.
17217 (__mips16_call_stub_5): Macro-ified.
17218 (__mips16_call_stub_2): Macro-ified.
17219 (__mips16_call_stub_6): Macro-ified.
17220 (__mips16_call_stub_9): Macro-ified.
17221 (__mips16_call_stub_10): Macro-ified.
17222 (CALL_STUB_RET): New.
17223 (__mips16_call_stub_sf_0): Macro-ified.
17224 (__mips16_call_stub_sf_1): Macro-ified.
17225 (__mips16_call_stub_sf_5): Macro-ified.
17226 (__mips16_call_stub_sf_2): Macro-ified.
17227 (__mips16_call_stub_sf_6): Macro-ified.
17228 (__mips16_call_stub_sf_9): Macro-ified.
17229 (__mips16_call_stub_sf_10): Macro-ified.
17230 (__mips16_call_stub_df_0): Macro-ified.
17231 (__mips16_call_stub_df_1): Macro-ified.
17232 (__mips16_call_stub_df_5): Macro-ified.
17233 (__mips16_call_stub_df_2): Macro-ified.
17234 (__mips16_call_stub_df_6): Macro-ified.
17235 (__mips16_call_stub_df_9): Macro-ified.
17236 (__mips16_call_stub_df_10): Macro-ified.
17237 (__mips16_call_stub_sc_0): New.
17238 (__mips16_call_stub_sc_1): New.
17239 (__mips16_call_stub_sc_5): New.
17240 (__mips16_call_stub_sc_2): New.
17241 (__mips16_call_stub_sc_6): New.
17242 (__mips16_call_stub_sc_9): New.
17243 (__mips16_call_stub_sc_10): New.
17244 (__mips16_call_stub_dc_0): New.
17245 (__mips16_call_stub_dc_1): New.
17246 (__mips16_call_stub_dc_5): New.
17247 (__mips16_call_stub_dc_2): New.
17248 (__mips16_call_stub_dc_6): New.
17249 (__mips16_call_stub_dc_9): New.
17250 (__mips16_call_stub_dc_10): New.
17252 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17253 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17254 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17256 2007-05-23 Ian Lance Taylor <iant@google.com>
17258 * doc/invoke.texi (Invoking GCC): Document that the order of the
17261 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17264 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17265 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17266 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17270 * config/score/score.c (score_print_operand): Make sure that only
17271 lower bits are used.
17273 2007-05-22 Ian Lance Taylor <iant@google.com>
17275 * tree-vrp.c (avoid_overflow_infinity): New static function,
17276 broken out of set_value_range_to_value.
17277 (set_value_range_to_value): Call avoid_overflow_infinity.
17278 (extract_range_from_assert): Likewise.
17280 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17282 PR middle-end/31095
17283 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
17284 change the type before looking for a COMPOUND_EXPR.
17286 2007-05-22 Ian Lance Taylor <iant@google.com>
17288 * lower-subreg.c (decompose_multiword_subregs): If we change an
17289 insn, call remove_retval_note on it.
17291 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17293 * regs.h (end_hard_regno): New function.
17294 (END_HARD_REGNO, END_REGNO): New macros.
17295 (add_to_hard_reg_set): New function.
17296 (remove_from_hard_reg_set): Likewise.
17297 (in_hard_reg_set_p): Likewise.
17298 (overlaps_hard_reg_set_p): Likewise.
17299 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
17300 (note_btr_set): Use END_HARD_REGNO.
17301 * caller-save.c (setup_save_areas): Use end_hard_regno.
17302 (mark_set_regs): Use END_HARD_REGNO.
17303 (add_stored_regs): Use end_hard_regno.
17304 (mark_referenced_regs): Use add_to_hard_reg_set.
17305 * combine.c (update_table_tick): Use END_REGNO.
17306 (record_value_for_reg): Likewise.
17307 (record_dead_and_set_regs): Likewise.
17308 (get_last_value_validate): Likewise.
17309 (use_crosses_set_p): Likewise.
17310 (reg_dead_at_p_1): Likewise.
17311 (reg_dead_at_p): Likewise.
17312 (mark_used_regs_combine): Use add_to_hard_reg_set.
17313 (move_deaths): Use END_HARD_REGNO.
17314 (reg_bitfield_target_p): Use end_hard_regno.
17315 (distribute_notes): Use END_HARD_REGNO.
17316 * cse.c (mention_regs): Use END_REGNO.
17317 (insert): Use add_to_hard_reg_set.
17318 (invalidate): Use END_HARD_REGNO.
17319 (invalidate_for_call): Likewise.
17320 (exp_equiv_p): Use END_REGNO.
17321 (cse_insn): Likewise.
17322 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17323 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17324 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17325 * function.c (keep_stack_depressed): Use end_hard_regno.
17326 * global.c (global_alloc): Use end_hard_regno.
17327 (global_conflicts): Use add_to_hard_reg_set instead of
17329 (find_reg): Likewise.
17330 (mark_reg_store): Likewise.
17331 (mark_reg_conflicts): Likewise.
17332 (mark_reg_death): Use remove_from_hard_reg_set.
17333 (mark_reg_live_nc): Delete.
17334 (set_preference): Use end_hard_regno.
17335 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17336 remove_from_hard_reg_set.
17337 (post_mark_life): Use add_to_hard_reg_set.
17338 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17339 (reg_becomes_live): Use add_to_hard_reg_set.
17340 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17341 (peep2_find_free_register): Use add_to_hard_reg_set.
17342 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17343 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17344 * regrename.c (note_sets): Use add_to_hard_reg_set.
17345 (clear_dead_regs): Use remove_from_hard_reg_set.
17346 (regrename_optimize): Use add_to_hard_reg_set.
17347 (find_oldest_value_reg): Use in_hard_reg_set_p.
17348 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17349 (hard_reg_set_here_p): Use end_hard_regno.
17350 (decompose): Likewise.
17351 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17352 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17353 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17354 (mark_home_live): Use end_hard_regno.
17355 (spill_hard_reg): Likewise.
17356 (clear_reload_reg_in_use): Likewise.
17357 * reorg.c (delete_prior_computation): Use END_REGNO.
17358 * resource.c (update_live_status): Use END_HARD_REGNO.
17359 (mark_referenced_resources): Use add_to_hard_reg_set.
17360 (mark_set_resources): Likewise.
17361 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17362 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17363 (reg_overlap_mentioned_p): Likewise.
17364 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17365 (covers_regno_no_parallel_p): Use END_REGNO.
17366 (find_regno_note): Likewise.
17367 (find_reg_fusage): Use END_HARD_REGNO.
17368 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17369 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17371 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17373 * mode-switching.c (reg_dies): Change type of second argument to
17375 (optimize_mode_switching): Update accordingly.
17377 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17379 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17381 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17382 (hard_reg_set_empty_p): ...these new functions.
17383 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17384 GO_IF_HARD_REG_SUBSET.
17385 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17386 instead of GO_IF_HARD_REG_EQUAL.
17387 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17388 instead of GO_IF_HARD_REG_EQUAL.
17389 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17390 GO_IF_HARD_REG_SUBSET.
17391 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17392 GO_IF_HARD_REG_EQUAL.
17393 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17394 of GO_IF_HARD_REG_SUBSET.
17395 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17396 instead of GO_IF_HARD_REG_EQUAL.
17397 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17398 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17399 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17400 of GO_IF_HARD_REG_SUBSET,
17401 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17402 GO_IF_HARD_REG_SUBSET.
17403 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17404 instead of GO_IF_HARD_REG_EQUAL.
17405 * config/sh/sh.c (push_regs, calc_live_regs): Use
17406 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17407 (hard_regs_intersect_p): Delete.
17409 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17411 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17413 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17414 Richard Henderson <rth@redhat.com>
17416 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17418 (x86_64-*-*): Likewise.
17420 * i386/i386-modes.def (V2QI): New.
17422 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17424 (override_options): Support SSE4.1.
17425 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17426 (IX86_BUILTIN_BLENDPS): Likewise.
17427 (IX86_BUILTIN_BLENDVPD): Likewise.
17428 (IX86_BUILTIN_BLENDVPS): Likewise.
17429 (IX86_BUILTIN_PBLENDVB128): Likewise.
17430 (IX86_BUILTIN_PBLENDW128): Likewise.
17431 (IX86_BUILTIN_DPPD): Likewise.
17432 (IX86_BUILTIN_DPPS): Likewise.
17433 (IX86_BUILTIN_INSERTPS128): Likewise.
17434 (IX86_BUILTIN_MOVNTDQA): Likewise.
17435 (IX86_BUILTIN_MPSADBW128): Likewise.
17436 (IX86_BUILTIN_PACKUSDW128): Likewise.
17437 (IX86_BUILTIN_PCMPEQQ): Likewise.
17438 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17439 (IX86_BUILTIN_PMAXSB128): Likewise.
17440 (IX86_BUILTIN_PMAXSD128): Likewise.
17441 (IX86_BUILTIN_PMAXUD128): Likewise.
17442 (IX86_BUILTIN_PMAXUW128): Likewise.
17443 (IX86_BUILTIN_PMINSB128): Likewise.
17444 (IX86_BUILTIN_PMINSD128): Likewise.
17445 (IX86_BUILTIN_PMINUD128): Likewise.
17446 (IX86_BUILTIN_PMINUW128): Likewise.
17447 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17448 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17449 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17450 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17451 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17452 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17453 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17454 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17455 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17456 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17457 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17458 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17459 (IX86_BUILTIN_PMULDQ128): Likewise.
17460 (IX86_BUILTIN_PMULLD128): Likewise.
17461 (IX86_BUILTIN_ROUNDPD): Likewise.
17462 (IX86_BUILTIN_ROUNDPS): Likewise.
17463 (IX86_BUILTIN_ROUNDSD): Likewise.
17464 (IX86_BUILTIN_ROUNDSS): Likewise.
17465 (IX86_BUILTIN_PTESTZ): Likewise.
17466 (IX86_BUILTIN_PTESTC): Likewise.
17467 (IX86_BUILTIN_PTESTNZC): Likewise.
17468 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17469 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17470 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17471 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17472 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17473 (bdesc_ptest): New.
17474 (bdesc_sse_3arg): Likewise.
17475 (bdesc_2arg): Likewise.
17476 (bdesc_1arg): Likewise.
17477 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17479 (ix86_expand_sse_4_operands_builtin): New.
17480 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17481 smaller than 8 bits as the 2nd arg.
17482 (ix86_expand_sse_ptest): New.
17483 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17484 (ix86_expand_vector_set): Support SSE4.1.
17485 (ix86_expand_vector_extract): Likewise.
17487 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17488 __SSE4_1__ for -msse4.1.
17490 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17491 (UNSPEC_INSERTPS): Likewise.
17492 (UNSPEC_DP): Likewise.
17493 (UNSPEC_MOVNTDQA): Likewise.
17494 (UNSPEC_MPSADBW): Likewise.
17495 (UNSPEC_PHMINPOSUW): Likewise.
17496 (UNSPEC_PTEST): Likewise.
17497 (UNSPEC_ROUNDP): Likewise.
17498 (UNSPEC_ROUNDS): Likewise.
17500 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17502 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17503 (const_pow2_1_to_32768_operand): Likewise.
17505 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17508 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17510 (sse4_1_insertps): Likewise.
17511 (*sse4_1_extractps): Likewise.
17512 (sse4_1_ptest): Likewise.
17513 (sse4_1_mulv2siv2di3): Likewise.
17514 (*sse4_1_mulv4si3): Likewise.
17515 (*sse4_1_smax<mode>3): Likewise.
17516 (*sse4_1_umax<mode>3): Likewise.
17517 (*sse4_1_smin<mode>3): Likewise.
17518 (*sse4_1_umin<mode>3): Likewise.
17519 (sse4_1_eqv2di3): Likewise.
17520 (*sse4_1_pinsrb): Likewise.
17521 (*sse4_1_pinsrd): Likewise.
17522 (*sse4_1_pinsrq): Likewise.
17523 (*sse4_1_pextrb): Likewise.
17524 (*sse4_1_pextrb_memory): Likewise.
17525 (*sse4_1_pextrw_memory): Likewise.
17526 (*sse4_1_pextrq): Likewise.
17527 (sse4_1_blendpd): Likewise.
17528 (sse4_1_blendps): Likewise.
17529 (sse4_1_blendvpd): Likewise.
17530 (sse4_1_blendvps): Likewise.
17531 (sse4_1_dppd): Likewise.
17532 (sse4_1_dpps): Likewise.
17533 (sse4_1_movntdqa): Likewise.
17534 (sse4_1_mpsadbw): Likewise.
17535 (sse4_1_packusdw): Likewise.
17536 (sse4_1_pblendvb): Likewise.
17537 (sse4_1_pblendw): Likewise.
17538 (sse4_1_phminposuw): Likewise.
17539 (sse4_1_extendv8qiv8hi2): Likewise.
17540 (*sse4_1_extendv8qiv8hi2): Likewise.
17541 (sse4_1_extendv4qiv4si2): Likewise.
17542 (*sse4_1_extendv4qiv4si2): Likewise.
17543 (sse4_1_extendv2qiv2di2): Likewise.
17544 (*sse4_1_extendv2qiv2di2): Likewise.
17545 (sse4_1_extendv4hiv4si2): Likewise.
17546 (*sse4_1_extendv4hiv4si2): Likewise.
17547 (sse4_1_extendv2hiv2di2): Likewise.
17548 (*sse4_1_extendv2hiv2di2): Likewise.
17549 (sse4_1_extendv2siv2di2): Likewise.
17550 (*sse4_1_extendv2siv2di2): Likewise.
17551 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17552 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17553 (sse4_1_zero_extendv4qiv4si2): Likewise.
17554 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17555 (sse4_1_zero_extendv2qiv2di2): Likewise.
17556 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17557 (sse4_1_zero_extendv4hiv4si2): Likewise.
17558 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17559 (sse4_1_zero_extendv2hiv2di2): Likewise.
17560 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17561 (sse4_1_zero_extendv2siv2di2): Likewise.
17562 (*sse4_1_zero_extendv2siv2di2): Likewise.
17563 (sse4_1_roundpd): Likewise.
17564 (sse4_1_roundps): Likewise.
17565 (sse4_1_roundsd): Likewise.
17566 (sse4_1_roundss): Likewise.
17567 (mulv4si3): Don't expand for SSE4.1.
17568 (smax<mode>3): Likewise.
17569 (umaxv4si3): Likewise.
17570 (uminv16qi3): Likewise.
17571 (umin<mode>3): Likewise.
17572 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17574 * doc/extend.texi: Document SSE4.1 built-in functions.
17576 * doc/invoke.texi: Document -msse4.1.
17578 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17580 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17581 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17582 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17583 (ASM_SPEC): Add asm_pcrel_spec.
17584 (EXTRA_SPECS): Add asm_pcrel_spec.
17586 2007-05-21 David Daney <ddaney@avtrex.com>
17588 * doc/install.texi (Building a cross compiler): Add requirements
17589 for Java cross compiler.
17591 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17593 PR middle-end/31995
17594 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17595 Add loopno argument. Use evolution_function_is_invariant_rec_p
17596 instead of evolution_function_is_constant_p.
17597 Update calls to evolution_function_is_affine_multivariate_p.
17598 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17599 Add loopno argument.
17600 * tree-scalar-evolution.c (gather_chrec_stats): Call
17601 evolution_function_is_affine_multivariate_p with a loop
17603 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17604 (analyze_overlapping_iterations): Likewise.
17605 (access_functions_are_affine_or_constant_p): Likewise.
17606 (build_classic_dist_vector_1): If the access functions
17607 are equal, don't do anything.
17609 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17610 Paolo Carlini <pcarlini@suse.de>
17611 Uros Bizjak <ubizjak@gmail.com>
17613 * c-cppbuiltin.c (c_cpp_builtins): Define
17614 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17615 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17616 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17617 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17619 2007-05-21 Mike Stump <mrs@apple.com>
17621 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17623 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17625 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17627 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17628 implementation if __OPTIMIZE__ is not defined.
17629 (_mm_alignr_pi8): Ditto.
17630 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17631 (_mm_inserti_si64): Ditto.
17632 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17633 (_mm_slli_epi16): Ditto.
17634 (_mm_slli_epi32): Ditto.
17635 (_mm_slli_epi64): Ditto.
17636 (_mm_srai_epi16): Ditto.
17637 (_mm_srai_epi32): Ditto.
17638 (_mm_srli_si128): Ditto.
17639 (_mm_slli_si128): Ditto.
17640 (_mm_srli_epi16): Ditto.
17641 (_mm_srli_epi32): Ditto.
17642 (_mm_srli_epi64): Ditto.
17643 (_mm_extract_epi16): Ditto.
17644 (_mm_insert_epi16): Ditto.
17645 (_mm_shufflehi_epi16): Ditto.
17646 (_mm_shufflelo_epi16): Ditto.
17647 (_mm_shuffle_epi32): Ditto.
17648 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17649 (_m_pextrw): Ditto.
17650 (_mm_insert_pi16): Ditto.
17651 (_m_pinsrw): Ditto.
17652 (_mm_shuffle_pi16): Ditto.
17653 (_m_pshufw): Ditto.
17654 (_mm_shufle_ps): Ditto.
17655 (_mm_prefetch): Ditto.
17657 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17659 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17660 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17661 * real.c (encode_i370_single, decode_i370_single,
17662 encode_i370_double, decode_i370_double): Functions removed.
17663 (i370_single_format, i370_double_format): Initializations removed.
17664 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17665 Consider the log2_b field to always be one.
17666 (ieee_single_format, mips_single_format, coldfire_single_format,
17667 ieee_double_format, mips_double_format, coldfire_double_format,
17668 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17669 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17670 ibm_extended_format, mips_extended_format, ieee_quad_format,
17671 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17672 decimal_single_format, decimal_double_format, decimal_quad_format,
17673 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17674 initialization of log2_b.
17675 * real.h (i370_single_format, i370_double_format): Declarations
17677 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17678 field to always be one.
17680 2007-05-21 Andreas Schwab <schwab@suse.de>
17682 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17683 NOTE_INSN_BASIC_BLOCK_P.
17684 (process_for_unwind_directive): Likewise.
17686 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17688 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17689 * function.h (struct function): Move va_list_gpr_size,
17690 va_list_fpr_size, function_frequency to front of bitfields. Add
17692 (current_function_calls_unwind_init): New.
17693 * except.c (expand_builtin_unwind_init): Set
17694 current_function_calls_unwind_init not
17695 current_function_has_nonlocal_label.
17696 * reload1.c (has_nonexceptional_receiver): New.
17697 (reload): Use it and current_function_calls_unwind_init to
17698 determine whether call-saved regs must be saved.
17700 2007-05-20 Jan Hubicka <jh@suse.cz>
17702 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17703 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17704 * ddg.c (create_ddg): LIkewise.
17705 * final.c (final): Remove hunk moving line number notes around since
17706 they are no longer present at this stage.
17707 (final_scan_insn): Use NOTE_KIND instead of
17708 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17709 (output_asm_label): Likewise.
17710 * reorg.c (dbr_schedule): Likewise.
17711 * haifa-sched.c (unlink_other_notes): Likewise.
17712 * mode-switching.c (optimize_mode_switching): Likewise.
17713 * graph.c (start_bb): Likewise.
17714 * rtl.def (NOTE): Update description.
17715 * jump.c (squeeze_notes): Delete.
17716 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17717 NOTE_INSN_BASIC_BLOCK_P when possible.
17718 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17719 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17720 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17721 (dwarf2out_var_location): Likewise.
17722 * cfgbuild.c (make_edges): Likewise.
17723 (find_basic_blocks_1): Likewise.
17724 * function.c (reorder_blocks_1): Likewise.
17725 (epilogue_done): Likewise.
17726 (reposition_prologue_and_epilogue_notes): Likewise.
17727 * print-rtl.c (print_rtx): Likewise; drop code for printing
17729 (print_rtl): Likewise.
17730 (print_rtl_single): Likewise.
17731 * gcse.c (insert_insn_start_bb): Likewise.
17732 * alias.c (init_alias_analysis): Likewise.
17733 * calls.c (fixup_tail_calls): Likewise.
17734 * except.c (sjlj_emit_function_enter): Likewise.
17735 * emit-rtl.c (add_insn_after): Likeiwse.
17736 (emit_label_before): Likewise.
17737 (emit_label_after): Likewise.
17738 (emit_note_before, emit_note_after, emit_note): Update
17739 parameter to be enum insn_note; do not deal with source
17741 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17742 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17744 (merge_blocks_move_successor_nojumps): Simplify now when
17745 we don't have BLOCK notes.
17746 (try_optimize_cfg): Likewise.
17747 * cfglayout.c (skip_insns_after_block): Likewise.
17748 (record_effective_endpoints): Likewise.
17749 (duplicate_insn_chain): Likewise.
17750 * varasm.c (output_constant_pool_1): Likewise.
17751 * sched-deps.c (sched_analyze): Likewise.
17752 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17754 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17755 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17756 (SET_INSN_DELETED): Simplify.
17757 (NOTE_LINE_NUMBER): Exterminate.
17758 (NOTE_LINE_KIND): New.
17759 (NOTE_INSN_BASIC_BLOCK_P): Update.
17760 (enum insn_note): Simplify.
17761 (GET_NOTE_INSN_NAME) Simplify.
17762 (emit_note_before, emit_note_after, emit_note): Update prototype.
17763 (squeeze_notes): Remove.
17764 * sched-int.h (NOTE_NOT_BB_P): Update.
17765 * resource.c (mark_target_live_regs): Update.
17766 * sched-rgn.c (debug_dependencies): Update.
17767 * sched-vis.c (print_insn): Update.
17768 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17769 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17770 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17771 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17772 (split_branches): Update.
17773 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17775 (sh_adjust_unroll_max): Exterminate.
17776 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17777 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17778 (m68hc11_reorg): Likewise.
17779 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17780 (emit_predicate_relation_info): Update.
17781 (process_for_unwind_directive): Update.
17782 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17783 (output_call): Update.
17784 * config/pa/pa.c (output_lbranch): Update.
17785 (output_millicode_call): Update.
17786 (output_call): Update.
17787 (pa_combine_instructions): Update.
17788 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17789 * config/bfin/bfin.c (gen_one_bundle): Update.
17790 * cfgrtl.c (can_delete_note_p): Update.
17791 (delete_insn): Update.
17792 (rtl_merge_blocks): Update.
17793 (commit_one_edge_insertion): Update.
17794 (rtl_verify_flow_info): Update.
17795 * stmt.c (expand_case): Do not call squeeze_notes.
17797 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17804 * c.opt (Wtype-limits): New.
17805 * doc/invoke.texi (Wtype-limits): Document it.
17806 (Wextra): Enabled by -Wextra.
17807 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17808 * c-common.c (shorten_compare): Warn with Wtype-limits.
17810 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17812 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17813 inlined function, not as a macro.
17814 (_mm_alignr_pi8): Ditto.
17815 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17816 (_mm_inserti_si64): Ditto.
17817 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17818 (_mm_extract_epi16): Ditto.
17819 (_mm_insert_epi16): Ditto.
17820 (_mm_shufflehi_epi16): Ditto.
17821 (_mm_shufflelo_epi16): Ditto.
17822 (_mm_shuffle_epi32): Ditto.
17823 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17824 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17826 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17828 (_m_to_float): Use C89 compatible assignment.
17830 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17833 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17835 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17838 * doc/invoke.texi (Wreturn-type): Complete description.
17839 (Wextra): Delete item about return-type warning.
17840 * c-decl.c: Delete redundant Wextra warning.
17842 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17845 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17846 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17847 inlined function, not as a macro.
17848 (_mm_prefetch): Ditto.
17849 (_m_pextrw): Ditto.
17850 (_mm_insert_pi16): Ditto.
17851 (_m_pinsrw): Ditto.
17852 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17853 (_m_pshufw): Ditto. Add const to __N argument.
17854 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17855 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17856 (_mm_slli_epi32): Ditto.
17857 (_mm_srli_si128): Implement as always inlined function, not as a
17858 macro. Add __inline to function declaration.
17859 (_mm_slli_si128): Ditto.
17861 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17863 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17864 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17866 (struct fenv): New structure.
17867 (FP_HANDLE_EXCEPTIONS): New define.
17868 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17869 (_FP_DECL_EXP): New define.
17870 (FP_INIT_ROUNDMODE): New define.
17871 (FP_ROUNDMODE): New define.
17873 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17875 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17876 (Wconversion): Update description.
17877 (Wconversion-sign): New.
17878 * c.opt (Wconversion-sign): New.
17879 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17880 means disabled for C++. Otherwise, take the status of Wconversion.
17881 * c-common.c (conversion_warning): Warn with either Wconversion or
17883 (warnings_for_convert_and_check): Conditions are already checked by
17884 conversion_warning.
17885 (convert_and_check): Don't check warnings if the conversion failed.
17887 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17888 Anatoly Sokolov <aesok@dol.ru>
17890 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17891 avr_epilogue_uses) : Add declaration.
17892 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17893 * config/avr/constraints.md (R): New constraint.
17894 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17895 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17896 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17897 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17898 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17899 call_prologue_saves, epilogue_restores, return_from_epilogue,
17900 return_from_main_epilogue, return_from_interrupt_epilogue,
17901 return_from_naked_epilogue, prologue, epilogue): New patterns.
17902 (jump): Handle symbol reference.
17903 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17904 avr_output_function_prologue, avr_output_function_epilogue): Remove
17906 (avr_init_machine_status, expand_prologue, expand_epilogue,
17907 avr_asm_function_end_prologue, avr_epilogue_uses,
17908 avr_asm_function_begin_epilogue): New functions.
17909 (prologue_size, epilogue_size, jump_tables_size): Remove global
17911 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17912 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17913 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17914 (avr_override_options): Initialise init_machine_status.
17915 (output_movhi): Handle all stack pointer loads.
17916 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17917 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17918 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17919 (EPILOGUE_USES) Redefine.
17920 (machine_function) Declare.
17922 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17924 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17925 Use a single return statement.
17927 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17929 PR middle-end/30250
17930 * builtins.c (do_mpfr_lgamma_r): New.
17931 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17932 * tree.h (CASE_FLT_FN_REENT): New.
17934 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17936 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17937 (output_die): Use 'unsigned long' with %x.
17938 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17939 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17940 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17942 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17944 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17949 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17950 true if function has no argument.
17952 2007-05-18 DJ Delorie <dj@redhat.com>
17954 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17955 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17957 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17959 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17960 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17961 count_trailing_zeros.
17962 (__i386__): Implement count_leading_zeros using __builtin_clz().
17963 Implement count_trailing_zeros usign __builtin_ctz().
17965 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17967 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17969 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17971 PR middle-end/31344
17972 * expr.c (emit_move_change_mode): Change mode of push operands here.
17974 2007-05-17 Ian Lance Taylor <iant@google.com>
17976 PR tree-optimization/31953
17977 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17978 Change all callers.
17979 (set_value_range_to_null): Call set_value_range_to_value.
17980 (extract_range_from_comparison): Likewise.
17982 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17984 * toplev.c (print_version): Output GMP/MPFR version info.
17986 * builtins.c (CASE_MATHFN_REENT): New macro.
17987 (mathfn_built_in): Use it.
17988 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17989 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17990 BUILT_IN_LGAMMAL_R): New.
17991 * doc/extend.texi: Document new builtins.
17993 PR middle-end/31796
17994 * builtins.c (do_mpfr_remquo): New.
17995 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17996 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17998 PR middle-end/30251
17999 * builtins.c (fold_builtin_1): Handle y0, y1.
18000 (fold_builtin_2): Handle yn.
18002 PR middle-end/30251
18003 * builtins.c (do_mpfr_bessel_n): New.
18004 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18005 (fold_builtin_2): Handle BUILT_IN_JN.
18007 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18010 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18011 TYPE_PRECISION (intmax_type_node).
18013 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18016 * reload.c (subst_reloads): Remove checking.
18018 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18020 PR rtl-optimization/31691
18021 * combine.c (simplify_set): Build a new src pattern instead of
18022 substituting its operands in the COMPARE case.
18024 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18026 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18027 (execute_vrp): Preserve loops through jump threading.
18028 * tree-ssa-threadupdate.c (thread_single_edge,
18029 dbds_continue_enumeration_p, determine_bb_domination_status,
18030 thread_through_loop_header): New functions.
18031 (create_edge_and_update_destination_phis,
18032 create_edge_and_update_destination_phis): Set loops for the new blocks.
18033 (prune_undesirable_thread_requests): Removed.
18034 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18036 (thread_block): Do not call prune_undesirable_thread_requests.
18038 (mark_threaded_blocks): Select edges to thread here.
18039 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18040 Thread edges through loop headers independently.
18041 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18042 * tree-pass.h (TODO_mark_first_instance): New.
18043 (first_pass_instance): Declare.
18044 * cfghooks.c (duplicate_block): Put the block to the original loop
18045 if copy is not specified.
18046 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18047 jump threading. Pass may_peel_loop_headers to
18048 thread_through_all_blocks according to first_pass_instance.
18049 * cfgloop.h (create_preheader): Declare.
18050 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18051 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18052 * passes.c (first_pass_instance): New variable.
18053 (next_pass_1): Set TODO_mark_first_instance.
18054 (execute_todo): Set first_pass_instance.
18056 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18058 PR tree-optimization/24659
18059 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18060 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18061 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18062 OTI_vec_pack_ufix_trunc.
18063 (vec_unpacks_float_hi_optab): Define new macro.
18064 (vec_unpacks_float_lo_optab): Ditto.
18065 (vec_unpacku_float_hi_optab): Ditto.
18066 (vec_unpacku_float_lo_optab): Ditto.
18067 (vec_pack_sfix_trunc_optab): Ditto.
18068 (vec_pack_ufix_trunc_optab): Ditto.
18069 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18070 and vec_pack_[s|u]fix_trunc_optab using
18071 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18072 * tree-vectorizer.c (supportable_widening_operation): Handle
18073 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18074 (supportable_narrowing_operation): New function.
18075 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18076 * tree-vect-transform.c (vectorizable_conversion): Handle
18077 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18078 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18079 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18080 to check for target support.
18081 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18082 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18083 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18084 for VEC_PACK_FIX_TRUNC_EXPR.
18085 (expand_binop): Special case mode of the result for
18086 vec_pack_[u|s]fix_trunc_optab.
18087 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18088 vec_pack_[u|s]fix_trunc_optab.
18090 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18091 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18092 * tree-pretty-print.c (dump_generic_node): Handle
18093 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18094 VEC_PACK_FIX_TRUNC_EXPR.
18096 * expr.c (expand_expr_real_1): Ditto.
18097 * tree-inline.c (estimate_num_insns_1): Ditto.
18098 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18100 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18101 (vec_unpacks_float_lo_v8hi): Ditto.
18102 (vec_unpacku_float_hi_v8hi): Ditto.
18103 (vec_unpacku_float_lo_v8hi): Ditto.
18104 (vec_unpacks_float_hi_v4si): Ditto.
18105 (vec_unpacks_float_lo_v4si): Ditto.
18106 (vec_pack_sfix_trunc_v2df): Ditto.
18108 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18110 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18111 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18112 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18113 [vec_pack_ufix_trunc]: Ditto.
18114 [vec_unpacks_float_hi]: Ditto.
18115 [vec_unpacks_float_lo]: Ditto.
18116 [vec_unpacku_float_hi]: Ditto.
18117 [vec_unpacku_float_lo]: Ditto.
18119 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18121 * soft-fp/README: Update for new files.
18122 * soft-fp/floattisf.c: New file.
18123 * soft-fp/floattidf.c: New file.
18124 * soft-fp/floattitf.c: New file.
18125 * soft-fp/floatuntisf.c: New file.
18126 * soft-fp/floatuntidf.c: New file.
18127 * soft-fp/floatuntitf.c: New file.
18128 * soft-fp/fixsfti.c: New file.
18129 * soft-fp/fixdfti.c: New file.
18130 * soft-fp/fixtfti.c: New file.
18131 * soft-fp/fixunssfti.c: New file.
18132 * soft-fp/fixunsdfti.c: New file.
18133 * soft-fp/fixunstfti.c: New file.
18134 * soft-fp/extendxftf.c: New file.
18135 * soft-fp/trunctfxf.c: New file.
18137 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18138 (__trunctfxf2): Ditto.
18140 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18141 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18142 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18143 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18144 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18145 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18147 * config/i386/t-fprules-softfp64: New file.
18148 * config/i386/sfp-machine.h: New file.
18149 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18150 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18151 and soft-fp/t-softfp to tmake_file.
18152 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18153 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18155 * config/i386/t-linux64 (softfp_wrap_start): New.
18156 (softfp_wrap_end): New.
18157 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18158 supported for TARGET_64BIT.
18160 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18162 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18163 c_common_unsigned_type behavior.
18165 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18167 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18170 2007-05-16 Eric Christopher <echristo@apple.com>
18172 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18173 saving after stack push. Set sp_offset whenever we push.
18174 (rs6000_emit_epilogue): Move altivec register restore before
18177 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18179 * configure.ac: Allow sysroots to be relocated under $prefix as
18180 well as $exec_prefix.
18181 * configure: Regenerate.
18183 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18187 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18189 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18190 (gcc_tooldir): Likewise.
18191 * configure: Regenerate.
18192 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18193 old configure.ac gcc_tooldir setting.
18194 (prefix_to_exec_prefix): New variable.
18195 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18196 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18198 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18200 * c-typeck.c (build_binary_op): Return early for error.
18202 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18204 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18205 struct nb_iter_bound.
18206 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18207 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18208 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18209 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18210 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18211 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18212 (del_scev_info): Use ggc_free.
18213 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18214 * loop-init.c: Include ggc.h.
18215 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18216 (loop_optimizer_finalize): Use ggc_free.
18217 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18218 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18219 pass_iv_optimize): Add TODO_ggc_collect.
18220 * function.h (struct function): Remove skip marker from
18222 * cfgloop.c: Include ggc.h.
18223 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18225 (establish_preds): Vector superloops is gc allocated.
18226 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18228 (flow_loops_find): Vector larray is gc allocated.
18229 (loop_exit_free): Use ggc_free.
18230 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18231 that head of exits list is now not a part of struct loop.
18232 (record_loop_exits): Allocate exits table in gc memory.
18233 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18234 that head of exits list is now not a part of struct loop.
18235 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18236 struct loop_exit): Add GTY marker.
18237 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18238 Add skip marker to aux field. Make head of exits list a separate
18240 (struct loops): Add GTY marker. Make larray vector gc allocated.
18241 Add param marker to exits table.
18242 (get_loops): Type changed.
18243 * Makefile.in (tree-scalar-evolution.o): Add
18244 gt-tree-scalar-evolution.h dependency.
18245 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18246 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18247 * basic-block.h (struct basic_block_def): Remove skip marker from
18250 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18252 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18253 of 0 in the call to expand_expr().
18254 (expand_builtin_mathfn_3): Ditto.
18255 (expand_builtin_interclass_mathfn): Ditto.
18256 (expand_builtin_cexpi): Ditto.
18257 (expand_builtin_int_roundingfn): Ditto.
18258 (expand_builtin_int_roundingfn_2): Ditto.
18259 (expand_builtin_pow): Ditto.
18260 (expand_builtin_powi): Ditto.
18261 (expand_builtin_bswap): Ditto.
18262 (expand_builtin_unop): Ditto.
18263 (expand_builtin_fabs): Ditto.
18264 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18265 the call to expand_expr().
18266 (expand_builtin_sync_operation): Ditto.
18267 (expand_builtin_compare_and_swap): Ditto.
18268 (expand_builtin_lock_test_and_set): Ditto.
18269 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18270 instead of 0 in the call to expand_expr().
18271 (expand_builtin_extract_return_addr): Ditto.
18272 (expand_builtin_eh_return): Ditto.
18273 (expand_eh_return): Ditto.
18274 * explow.c (expr_size): Ditto.
18275 * expr.c (optimize_bitfield_assignment_op): Ditto.
18276 (expand_assignement): Ditto.
18277 (store_expr): Ditto.
18278 (store_field): Ditto.
18279 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
18280 the call to expand_expr().
18281 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
18282 in the call to expand_expr().
18283 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
18284 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
18285 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
18287 * optabs.c (expand_vec_shift_expr): Ditto.
18288 (expand_vec_cond_expr): Ditto.
18289 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
18290 call to expand_expr().
18291 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
18292 in the call to expand_expr().
18294 2007-05-14 Dave Korn <dave.korn@artimi.com>
18296 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
18298 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
18300 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
18301 instead of c_common_unsigned_type.
18302 (c_common_unsigned_type): Remove.
18303 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
18304 c_common_unsigned_type.
18305 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
18306 c_common_unsigned_type.
18307 * c-common.h (c_common_unsigned_type): Remove.
18308 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
18309 c_common_unsigned_type.
18310 * c-format.c (check_format_types): Use unsigned_type_for instead of
18311 c_common_unsigned_type.
18312 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18313 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
18314 of c_common_unsigned_type.
18315 * convert.c (convert_to_integer): Use unsigned_type_for instead of
18316 lang_hooks.types.unsigned_type.
18317 * expmed.c (make_tree): Use unsigned_type_for instead of
18318 lang_hooks.types.unsigned_type.
18319 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
18320 lang_hooks.types.unsigned_type.
18321 (build_range_check): Likewise.
18322 (fold_unary): Likewise.
18323 (fold_binary): Likewise.
18324 (fold_ternary): Likewise.
18325 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18326 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18327 * tree.c (get_unsigned_type): New.
18328 (unsigned_type_for): Use get_unsigned_type instead of
18329 lang_hooks.types.unsigned_type.
18331 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18333 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18334 to m68k_get_function_kind. Update its prototype.
18335 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18337 (m68k_interrupt_function_p): Return enum m68k_function_type
18338 instead of bool. Rename to m68k_get_function_kind.
18339 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18340 target is not fido.
18341 (m68k_compute_frame_layout): Don't mark any register for save
18342 if an interrupt_thread attribute is specified.
18343 (m68k_hard_regno_rename_ok): Update a use of
18344 m68k_interrupt_function_p.
18345 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18346 m68k_interrupt_function_p.
18347 (m68k_function_type): New.
18348 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18349 for a function with an interrupt_thread attribute.
18350 * doc/extend.texi: Document the interrupt_thread attribute.
18352 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18354 Fix PR tree-optimization/31911
18355 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18356 if they didn't change the expression.
18358 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18360 * tree-scalar-evolution.c (resolve_mixers): Exported.
18361 * tree-scalar-evolution.h (resolve_mixers): Declare.
18362 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18363 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18364 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18365 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18366 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18367 strip_conversion, analyze_offset_expr, address_analysis,
18368 object_analysis, analyze_offset): Removed.
18369 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18370 split_constant_offset, canonicalize_base_object_address,
18371 object_address_invariant_in_loop_p, disjoint_objects_p,
18372 dr_may_alias_p, dr_address_invariant_p): New functions.
18373 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18374 and dr_analyze_alias.
18375 (initialize_data_dependence_relation): Use dr_may_alias_p
18376 and object_address_invariant_in_loop_p.
18377 (compute_self_dependence): Handle the case when
18378 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18379 (find_data_references_in_stmt): Restrict the analysis of data
18380 references to the given loop nest.
18381 (find_data_references_in_loop): Made static. Pass loop nest to
18382 find_data_references_in_stmt.
18383 (compute_data_dependences_for_loop): Use DR_VOPS.
18384 (free_data_ref): Free DR_VOPS.
18385 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18386 (struct innermost_loop_behavior): ... new.
18387 (struct base_object_info): Replaced by ...
18388 (struct indices): ... new.
18389 (struct dr_alias): New.
18390 (enum data_ref_type): Removed.
18391 (struct data_reference): Consist of struct innermost_loop_behavior,
18392 struct indices and struct dr_alias.
18393 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18394 (DR_MEMTAG): Renamed to ...
18395 (DR_SYMBOL_TAG): ... this.
18396 (find_data_references_in_loop): Declaration removed.
18397 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18398 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18399 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18400 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18402 2007-05-13 Revital Eres <eres@il.ibm.com>
18404 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18405 which walks virtual def-use chains to find redundant stores.
18406 (dse_optimize_stmt): Call it.
18408 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18410 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18411 * passes.c (init_optimization_passes): Move pass_jump_bypass
18414 * basic-block.h (bb_has_eh_pred): Fix style issue.
18416 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18418 PR rtl-optimization/31848
18419 * loop-invariant.c (move_invariant_reg): If we move an insn
18420 with a REG_EQUAL note, and that insn is not always executed,
18421 remove the REG_EQUAL note.
18423 2007-05-12 Richard Guenther <rguenther@suse.de>
18425 PR tree-optimization/31797
18426 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18427 propagate into a stmt that has volatile ops.
18429 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18431 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18432 (gcc_tooldir): Likewise.
18433 * configure: Regenerate.
18434 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18435 old configure.ac gcc_tooldir setting.
18436 (prefix_to_exec_prefix): New variable.
18437 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18438 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18440 2007-05-11 Silvius Rus <rus@google.com>
18442 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18443 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18444 * c-common.h (strict_aliasing_warning): Change return type.
18445 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18446 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18447 (build_c_cast): Condition call to strict_aliasing_warning.
18448 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18449 * flags.h (set_Wstrict_aliasing): Declare.
18450 * opts.c (set_Wstrict_alising): Define, add call to.
18451 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18452 * tree-ssa-alias-warnings.c: New file.
18453 * tree-ssa-alias.c (compute_may_aliases): Add call to
18454 strict_aliasing_warning_backend.
18456 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18458 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18459 Use loop_depth and loop_outer accessor functions.
18460 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18461 determine_invariantness_stmt, move_computations_stmt): Ditto.
18462 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18463 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18464 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18465 * tree-scalar-evolution.c (interpret_loop_phi,
18466 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18467 instantiate_parameters_1, scev_const_prop): Ditto.
18468 * cfghooks.c (make_forwarder_block): Ditto.
18469 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18470 * modulo-sched.c (loop_canon_p): Ditto.
18471 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18472 slpeel_can_duplicate_loop_p): Ditto.
18473 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18474 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18475 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18476 cancel_loop, verify_loop_structure): Ditto.
18477 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18478 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18479 superloops vector instead of "pred" array.
18480 (establish_preds): Take father loop as an argument. Initialize the
18482 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18483 Do not initialize loop->outer.
18484 (flow_loop_tree_node_remove): Truncate the superloops vector.
18485 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18486 "pred" merged to "superloops" vector.
18487 (loop_depth, loop_outer): New.
18488 (fel_init): Use loop_outer.
18490 2007-05-11 Jan Hubicka <jh@suse.cz>
18492 * cgraphunit.c: Include gt-cgraphunit.h
18493 (static_ctors, static_dtors): New static vars.
18494 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18495 based on implementation in c-common.c
18496 (cgraph_finalize_function): Call record_cdtor_fn.
18497 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18498 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18499 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18500 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18501 build_cdtor, c_build_cdtor_fns): Remove.
18502 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18503 c_build_cdtor_fns): Remove prototype.
18505 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18508 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18509 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18510 * builtins.c (fold_builtin_memchr): New.
18511 (expand_builtin_memchr): Call the latter.
18512 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18513 * doc/extend.texi ([Other built-in functions provided by GCC]):
18516 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18518 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18519 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18520 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18521 PFPO_OP1_TYPE_SHIFT): Constants added.
18522 (DFP_ALL): Mode macro defined.
18523 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18524 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18525 Insn definitions added.
18526 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18527 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18530 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18532 PR tree-optimization/31885
18533 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18534 NULL_TREE to be undetermined.
18535 (automatically_generated_chrec_p): Return false for NULL.
18537 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18539 * config/bfin/bfin.h (MOVE_RATIO): Define.
18541 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18543 * config.gcc (sparc-wrs-vxworks): New target.
18544 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18545 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18546 * config/sparc/sparc.h: Include vxworks-dummy.h.
18547 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18548 include LABEL_REFs too.
18549 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18550 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18552 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18554 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18555 (sparc_emit_call_insn): New function.
18556 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18557 functions when generating VxWorks PIC.
18558 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18559 (call, call_value): Use sparc_emit_call_insn instead of
18562 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18564 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18566 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18568 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18569 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18570 split_double instead of operand_subword.
18572 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18574 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18575 * config/bfin/bfin.c (bfin_local_alignment): New function.
18576 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18578 2007-05-08 Chao-ying Fu <fu@mips.com>
18580 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18581 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18582 (smsub_widen_optab, umsub_widen_optab): Define.
18583 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18585 * genopinit.c (optabs): Fill in smsub_widen_optab and
18587 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18588 and umsub_widen_optab to implement multiply-subtract sequences.
18589 * config/mips/mips.md (*msac<u>_di): Rename to...
18590 (<u>msubsidi4): ...this. Extend condition to include
18591 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18592 of operand 0 to "ka" and use the three-operand form of msub<u>
18594 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18597 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18599 PR rtl-optimization/28011
18600 * reload.c (push_reload): Set dont_share if IN appears in OUT
18601 also when IN is a PLUS rtx.
18602 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18605 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18607 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18608 call unshare_all_decls.
18609 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18610 (unshare_all_decls): Remove.
18612 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18615 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18618 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18619 Nigel Stephens <nigel@mips.com>
18621 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18622 Update comments and all uses.
18623 (MIN_FPRS_PER_FMT): Define.
18624 * config/mips/mips.c (function_arg): Fix to correctly handle
18625 the -mips32r2 -mfp64 -mabi=32 case.
18626 (override_options): Enable use of odd-numbered registers for
18627 SFmode values on MIPS32.
18628 (mips_save_reg_p): Save whole floating-point register pair if
18629 either half is used.
18630 (compute_frame_size): Fix comment.
18632 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18634 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18635 argument of type bool.
18636 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18637 argument. Safely select temporary P register according to it.
18638 (do_link): Change call site of add_to_reg accordingly.
18639 (do_unlink): Add epilogue_p as a fourth argument and pass it
18641 (expand_interrupt_handler_epilogue): Change call of do_unlink
18643 (bfin_expand_prologue): Add a third argument sibcall_p.
18644 * config/bfin/bfin.md (epilogue): Change call of
18645 bfin_expand_epilogue accordingly.
18646 (sibcall_epilogue): Likewise.
18647 (eh_return_internal): Likewise.
18649 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18650 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18651 * config/bfin/bfin.c (bfin_handle_option): Handle
18652 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18653 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18654 Support bf534, bf536 and bf561.
18655 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18657 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18660 * config/i386/i386.c (ix86_function_regparm): Process local
18661 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18663 2007-05-07 Mike Stump <mrs@apple.com>
18665 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18666 also checks for and while statements in C++.
18668 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18670 * gcc.c (at_file_supplied): New variable.
18671 (main): Set it if we expanded argv.
18672 (do_spec_1): Pass an @-file to the linker if we were called with
18673 an @-file argument and HAVE_GNU_LD.
18674 * collect2.c (at_file_supplied): New variable.
18675 (response_file): New variable.
18676 (collect_exit): Unlink response_file if necessary.
18677 (handler): Likewise.
18678 (do_wait): Likewise.
18679 (main): Set at_file_supplied if we expanded argv.
18680 (collect_execute): Pass an @-file to subprocesses if we were called
18681 with an @-file argument.
18682 * configure.ac: Add define for HAVE_GNU_LD.
18683 * configure: Regenerate.
18684 * config.in: Regenerate.
18686 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18688 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18689 operand to HI mode.
18694 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18696 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18697 (TARGET_ENCODE_SECTION_INFO): Re-define.
18698 (m32c_encode_section_info): New
18699 (function_vector_handler): New
18700 (current_function_special_page_vector): New
18701 (m32c_special_page_vector_p): New.
18702 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18704 * config/m32c/jump.md: Added instruction JSRS for functions
18705 with attribute "function_vector".
18706 * doc/extend.texi (function_vector): Added description
18707 for M16C, M32C targets.
18709 2007-05-07 DJ Delorie <dj@redhat.com>
18712 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18713 ashrpsi3, lshrpsi3): Update shift count constraint.
18715 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18716 Nathan Froyd <froydnj@codesourcery.com>
18719 * c-incpath.c (add_path): Strip trailing path separators.
18721 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18723 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18724 Free dominance info before purging EH edges.
18725 (eliminate_degenerate_phis): Likewise.
18726 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18728 2007-05-07 Jan Hubicka <jh@suse.cz>
18730 * gimplify.c (gimplify_expr): Do not crash when folding
18731 (void *)(int)&a + 4.
18733 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18736 * c-opts.c (lang_fortran): Make it non static.
18737 * c-common.h (lang_fortran): New prototype.
18738 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18739 -lang-fortran option was passed by the driver.
18741 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18743 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18744 of ASSERT_CHECKING. Tweak message.
18746 2007-05-06 Revital Eres <eres@il.ibm.com>
18749 * loop-unroll.c (insert_var_expansion_initialization):
18750 Initialize the expansions with -zero instead of +zero.
18752 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18754 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18755 into pic and non-pic versions. Mark r19 as used for
18756 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18757 for tgd_load, tld_load and tie_load .
18758 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18759 version of tgd_load, tld_load and tie_load depending on the
18762 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18763 Jakub Jelinek <jakub@redhat.com>
18765 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18766 (__do_global_dtors_aux): Use more paranoid loop to run
18767 destructors if HIDDEN_DTOR_LIST_END.
18768 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18770 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18772 * varasm.c (align_variable): Don't increase alignment for
18773 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18774 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18776 2007-05-04 Josh Conner <jconner@apple.com>
18778 * basic-block.h (cdi_direction): Assign values to all enumeration
18780 (dom_computed): Remove.
18781 (dom_info_state): New.
18782 (set_dom_info_availability): New.
18783 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18784 walk_data.dom_direction.
18785 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18786 instead of dom_computed[].
18787 (split_edge): Likewise.
18788 (create_basic_block): Likewise.
18789 (merge_blocks): Likewise.
18790 * ifcvt.c (find_if_header): Likewise.
18791 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18792 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18793 * tree-ssa.c (verify_ssa): Likewise.
18794 * tree-cfg.c (tree_verify_flow_info): Likewise.
18795 (remove_edge_and_dominated_blocks): Likewise.
18796 * dominance.c (dom_computed): Make static.
18797 (calc_dfs_tree_nonrec): Change third param to a bool.
18798 (calc_dfs_tree): Change second param to a bool.
18799 (calc_idioms): Change second param to a bool. Use
18800 dom_convert_dir_to_idx.
18801 (init_dom_info): Validate dir before using.
18802 (dom_convert_dir_to_idx): New.
18803 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18804 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18805 (free_dominance_info): Use dom_convert_dir_to_idx.
18806 (get_immediate_dominator): Likewise.
18807 (set_immediate_dominator): Likewise.
18808 (get_dominated_by): Likewise.
18809 (redirect_immediate_dominators): Likewise.
18810 (nearest_common_denominator): Likewise.
18811 (dominated_by_p): Likewise.
18812 (bb_dom_dfs_in): Likewise.
18813 (bb_dom_dfs_out): Likewise.
18814 (recount_dominator): Likewise.
18815 (iterate_fix_dominators): Likewise.
18816 (add_to_dominance_info): Likewise.
18817 (delete_from_dominance_info): Likewise.
18818 (first_dom_son): Likewise.
18819 (next_dom_son): Likewise.
18820 (dom_info_available_p): Likewise.
18821 (dom_info_state): New.
18822 (set_dom_info_availability): New.
18824 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18826 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18828 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18830 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18832 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18833 (subdi3, subdi_carry): Delete.
18835 2007-05-04 Jan Hubicka <jh@suse.cz>
18836 Richard Guenther <rguenther@suse.de>
18838 * opts.c (decode_options): Do not fiddle with inlining
18839 parameters in case of optimizing for size.
18840 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18841 for size do nothing.
18842 (cgraph_decide_inlining_of_small_function): When optimizing for
18843 size never inline functions increasing caller size.
18844 (cgraph_early_inlining): Inline for size when optimizing for size.
18846 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18848 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18849 logical operations piecewise.
18850 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18851 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18852 subdi_sesidi_di): Delete.
18853 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18854 the generated sequence. Allow three-reg add in constraints. Rewrite
18855 the rtl expression for carry to avoid zero_extend of a constant.
18856 (sub_with_carry): New pattern.
18857 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18858 different sequence not involving jumps.
18859 (notbi): Now a named pattern.
18861 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18863 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18864 Add the note about a significant loss of accuracy of some
18865 mathematical routines when these options are used.
18867 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18869 * haifa-sched.c (rtx_vec_t): New typedef.
18870 (contributes_to_priority_p): Extract piece of priority () into new
18872 (priority): Use the function. Add assertion.
18873 (rank_for_schedule, set_priorities): Add assertion to check that
18874 insn's priority is initialized.
18875 (clear_priorities, calc_priorities): Change signature. Make it update
18876 all relevant insns. Update all callers ('add_to_speculative_block ()'
18877 and 'create_block_check_twin ()').
18878 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18879 Add new field 'priority_status'.
18880 (INSN_PRIORITY_STATUS): New macro.
18881 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18883 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18885 * sched-ebb.c (debug_ebb_dependencies): New static function.
18886 (init_ready_list): Use it.
18888 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18889 with changed signature and 'debug_rgn_dependencies ()'.
18890 (debug_rgn_dependencies): New static function.
18891 (init_ready_list): Use it.
18893 * sched-int.h (debug_dependencies): Declare.
18895 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18897 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18899 2007-05-04 Dirk Mueller <dmueller@suse.de>
18901 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18903 2007-05-03 Jan Hubicka <jh@suse.cz>
18905 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18906 ((T1)X op (T1)Y), for pointer type in more cases than before.
18908 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18910 * tree-object-size.c (plus_expr_object_size): When operand size is
18911 unknown, return unknown.
18913 2007-05-03 Dirk Mueller <dmueller@suse.de>
18915 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18917 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18920 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18922 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18924 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18926 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18928 * config/soft-fp/double.h, config/soft-fp/extended.h,
18929 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18930 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18931 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18932 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18935 2007-05-03 Ian Lance Taylor <iant@google.com>
18937 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18938 MASK_PPC_GFXOPT for 8540 or 8548.
18940 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18942 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18943 vect_print_dump_info() to output debug information.
18945 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18948 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18949 operands of size 2 when operand is not MEM_P.
18951 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18953 PR tree-optimization/30565
18954 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18956 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18958 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18959 (umulsi3_highpart): Use them.
18960 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18961 for final accumulator to D regisster tranfser.
18963 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18965 PR tree-optimization/31699
18966 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18968 (vect_enhance_data_refs_alignment): Compute peel amount using
18969 TYPE_VECTOR_SUBPARTS instead of vf.
18970 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18972 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18975 * system.h: Remove inclusion of double-int.h
18976 * tree.h: Include double-int.h
18977 * gengtype.c: Likewise
18978 * cfgloop.h: Likewise
18979 * Makefile.in: Adjust dependencies on double-int.h
18981 2007-05-02 Eric Christopher <echristo@apple.com>
18983 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18984 -shared to -Zdynamiclib.
18986 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18989 * c-common.c (strip_pointer_or_array_types): New function.
18990 * c-common.h (strip_pointer_or_array_types): New function declaration.
18992 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18994 PR tree-optimization/31771
18995 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18997 2007-05-02 Paul Brook <paul@codesourcery.com>
18999 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19001 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19003 PR middle-end/29715
19004 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19007 2007-05-02 Nick Clifton <nickc@redhat.com>
19009 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19011 2007-05-02 Richard Guenther <rguenther@suse.de>
19013 PR tree-optimization/31146
19014 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19015 argument, single_use_p. If we have a single use that is
19016 a conversion to the definition rhs type, propagate that rhs.
19017 (forward_propagate_addr_expr): Pass single_use_p argument
19018 to forward_propagate_addr_expr_1.
19020 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19022 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19025 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19027 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19028 'AMD Family 10 core'.
19030 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19032 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19033 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19034 with SSE3 instruction set support.
19035 * doc/invoke.texi: Likewise.
19037 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19039 * config/i386/i386.c (override_options): Tuning 32-byte loop
19040 alignment for amdfam10 architecture. Increasing the max loop
19041 alignment to 24 bytes.
19043 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19045 * config/m68k/constraints.md: New.
19046 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19047 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19048 EXTRA_CONSTRAINT): Remove.
19049 * config/m68k/m68k.md: Include constraints.md.
19050 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19052 2007-05-01 Ian Lance Taylor <iant@google.com>
19054 PR tree-optimization/31739
19055 * tree-vrp.c (vrp_val_is_max): New static function.
19056 (vrp_val_is_min): New static function.
19057 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19059 (set_value_range): Use vrp_val_is_{max,min}.
19060 (extract_range_from_assert): Likewise.
19061 (extract_range_from_binary_expr): Likewise.
19062 (extract_range_from_unary_expr): Likewise.
19063 (dump_value_range, vrp_meet): Likewise.
19064 (vrp_visit_phi_node): Likewise.
19065 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19067 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19069 * config/i386/gmon-sol2.c (size_t): New type.
19070 (intptr_t): Likewise.
19071 (s_textsize): Declare as size_t.
19073 (monstartup): Use size_t for sizes.
19074 (_mcount): Save and restore registers.
19075 (internal_mcount): Pass 0 as the first argument to monstartup
19077 (moncontrol): Convert pointer to appropriately sized integer
19078 before passing to profil.
19080 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19082 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19083 __NO_FPRS__, not just if _SOFT_DOUBLE.
19084 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19085 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19086 also for E500 double.
19087 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19088 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19091 2007-05-01 Richard Guenther <rguenther@suse.de>
19093 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19096 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19098 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19100 2007-05-01 Jan Hubicka <jh@suse.cz>
19102 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19105 2007-05-01 Jan Hubicka <jh@suse.cz>
19107 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19108 (maybe_fold_offset_to_reference): Declare.
19109 * fold-const.c (fold_unary): Do not fold
19110 (type *)&A into &A->field_of_type_and_offset_0
19111 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19112 size is unknown, give up.
19113 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19115 (maybe_fold_offset_to_reference): New.
19116 (maybe_fold_stmt_indirect): Use it.
19117 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19118 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19120 (gimplify_expr): Likewise for plus_expr.
19122 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19124 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19125 bsi_after_labels. Always insert statements before bsi.
19126 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19127 * predict.c (apply_return_prediction): Check for empty blocks.
19128 * cfgexpand.c (lab_rtx_for_bb): New variable.
19129 (label_rtx_for_bb): Do not create new tree labels.
19130 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19131 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19132 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19134 (label_for_bb): Add field used.
19135 (update_eh_label, main_block_label): Mark the label used.
19136 (cleanup_dead_labels): Remove unused labels.
19138 2007-05-01 Richard Guenther <rguenther@suse.de>
19140 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19141 if it is not about to be set.
19142 (get_value_range): Do not pre-allocate equiv bitmap.
19143 (update_value_range): No need to clear equiv field.
19144 (add_equivalence): Change prototype to get bitmap pointer.
19145 Allocate bitmap here if it is not already.
19146 (extract_range_from_assert): Do not allocate bitmap here.
19147 Update callers to add_equivalence.
19148 (extract_range_from_ssa_name): Likewise.
19149 (get_vr_for_comparison): New static helper.
19150 (compare_name_with_value): Handle NULL equiv bitmap by
19151 peeling the first iteration of the comparison loop.
19152 Use get_vr_for_comparison.
19153 (compare_names): Handle NULL equiv bitmaps by using fake
19154 ones. Use get_vr_for_comparison.
19156 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19158 * double-int.c (mpz_set_double_int): Moved from
19159 tree-ssa-loop-niter.c.
19160 (mpz_get_double_int): Likewise; also, add option to wrap
19161 out-of-range integers.
19162 * double-int.h: New prototypes for above.
19163 * tree.c (get_static_type_bounds): Moved from
19164 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19165 TYPE_MAX_VALUE if they exist..
19166 * tree.h: New prototype for above.
19167 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19168 get_type_bounds calls.
19169 (mpz_set_double_int): Move to double-int.c.
19170 (get_type_bounds): Move to tree.c, rename to
19171 get_static_type_bounds.
19172 (mpz_to_double_int): Move to double-int.c, rename to
19173 mpz_get_double_int.
19175 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19177 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19178 DIV0 exception can fall through to a normal return.
19180 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19182 PR middle-end/22156
19183 Temporarily revert:
19184 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19185 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19186 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19187 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19188 initialize align to silence bogus warning.
19189 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19190 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19192 (struct sra_walk_fns): Remove use_all parameter from use.
19193 (sra_hash_tree): Handle BIT_FIELD_REFs.
19194 (sra_elt_hash): Don't hash bitfld blocks.
19195 (sra_elt_eq): Skip them in parent compares as well. Handle
19197 (sra_walk_expr): Don't maintain or pass down use_all_p.
19198 (scan_use): Remove use_all parameter.
19199 (scalarize_use): Likewise. Re-expand assignment to
19200 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19201 output, and re-scalarize after output. Don't mark anything
19203 (scalarize_ldst): Adjust.
19204 (scalarize_walk_gimple_modify_statement): Likewise.
19205 (build_element_name_1): Handle BIT_FIELD_REFs.
19206 (instantiate_element): Don't warn for any element whose parent
19207 is used as a whole.
19208 (instantiate_missing_elements_1): Return the sra_elt.
19209 (canon_type_for_field): New.
19210 (try_instantiate_multiple_fields): New.
19211 (instantiate_missing_elemnts): Use them.
19212 (mark_no_warning): Removed.
19213 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19214 (REPLDUP, sra_build_elt_assignment): New.
19215 (generate_copy_inout): Use them.
19216 (generate_element_copy): Likewise. Handle bitfld differences.
19217 (generate_element_zero): Don't recurse for blocks. Use
19218 sra_build_elt_assignment.
19219 (generate_one_element_int): Take elt instead of var. Use
19220 sra_build_elt_assignment.
19221 (generate_element_init_1): Adjust.
19222 (scalarize_use, scalarize_copy): Use REPLDUP.
19223 (scalarize_ldst): Move assert before dereference.
19224 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19226 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19229 * tree.c (reconstruct_complex_type): Reconstruct a reference
19231 Also use the same mode for the pointer as the old pointer type.
19233 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19235 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19238 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19240 PR rtl-optimization/31676
19241 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19242 (df_refs_record): Call it.
19244 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19246 * rtl.def (SS_ABS): New code.
19247 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19248 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19249 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19250 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19251 (bfin_init_builtins): Define them.
19252 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19253 (bfin_expand_builtin): ... and handle the others here.
19254 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19255 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19256 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19257 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19258 operand is only HImode.
19260 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19262 * regclass.c (scan_one_insn): Remove splitting of
19265 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19266 Nigel Stephens <nigel@mips.com>
19268 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19270 2007-04-28 Jan Hubicka <jh@suse.cz>
19272 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19273 insn_locators_alloc instead of insn_locators_initialize;
19274 call reset_block_changes.
19275 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19276 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
19277 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
19278 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
19279 * config/score/score.c (th_output_mi_thunk): Likewise.
19280 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
19281 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
19282 tolerate uninitialized locator info.
19285 * function.c (init_function_start): Don't init line number info.
19286 (expand_function_end): Update.
19287 (reset_block_changes, record_block_change, finalize_block_changes,
19288 check_block_change, free_block_changes): Kill.
19289 * function.h (reset_block_changes, record_block_change,
19290 finalize_block_changes, check_block_change, free_block_changes):
19292 (struct function): Remove ib_boundaries_block.
19293 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19294 Use curr_insn_locator to initialize locator.
19295 (emit_line_note): Remove.
19296 * cfgexpand.c (expand_gimple_cond_expr): Update.
19297 (construct_exit_block): Likewise.
19298 (tree_expand_cfg): Initialize/finalize locators.
19299 * expr.c (expand_expr_real): Update.
19300 * cfglayout.c (line_locators_locs, line_locators_lines,
19301 file_locators_locs, file_locators_files): Remove.
19302 (set_block_levels): Move to cfgexpand.c.
19303 (insn_locators_initialize): Remove.
19304 (pass_insn_locators_initialize): Remove.
19305 (locations_locators_locs, locations_locators_vals): New static vars.
19306 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19308 (insn_locators_alloc, insn_locators_finalize,
19309 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19311 (locator_location): New.
19312 (locator_line, locator_file): Rewrite.
19313 * rtl.h (emit_line_note): Kill.
19314 (insn_locators_alloc, insn_locators_finalize,
19315 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19317 * tree-inline.c (initialize_cfun): Do not initialize
19318 ib_boundaries_block.
19319 * passes.c (pass_insn_locators_initialize): Remove.
19321 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19323 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19324 info. Update last_basic_block correctly.
19326 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19329 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19330 register itself to hold the offset constant. Tell flow the use
19331 of r4 and r5 when they are used.
19333 2007-04-27 Richard Guenther <rguenther@suse.de>
19335 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19336 if we simplified anything.
19337 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19338 warnings until we did a simplification and the stmt was not
19339 marked as TREE_NO_WARNING.
19341 2007-04-27 Mike Stump <mrs@apple.com>
19343 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19345 2007-04-27 Ian Lance Taylor <iant@google.com>
19347 PR middle-end/31710
19348 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19349 TYPE_MAX_VALUE exist, convert them to the new type.
19351 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19353 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19354 if it claims to be available.
19355 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19356 edge is redirected.
19357 (perform_tree_ssa_dce): Always free postdominators.
19359 2007-04-27 Richard Henderson <rth@redhat.com>
19361 * config/alpha/predicates.md (aligned_memory_operand): Mark
19362 as define_special_predicate.
19363 (unaligned_memory_operand, normal_memory_operand): Likewise.
19364 (reg_or_unaligned_mem_operand): Remove.
19365 (any_memory_operand): Match the documentation and check for
19366 non-renumbered pseudos during reload.
19367 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19368 alpha_secondary_reload_class, update to new interface, make static.
19369 Handle CQImode like HImode. Remove FP subreg check.
19370 (alpha_expand_mov): Use replace_equiv_address.
19371 (alpha_expand_mov_nobwx): Use any_memory_operand.
19372 (TARGET_SECONDARY_RELOAD): New.
19373 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19374 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19375 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19376 * config/alpha/alpha.md: ... here.
19377 (RELOAD12, reloadmode): New.
19379 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19380 Don't handle the aligned case here.
19381 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19382 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19383 reload_inhi_help. Don't expect a scratch register.
19384 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19386 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19388 2007-04-27 Richard Guenther <rguenther@suse.de>
19390 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19392 2007-04-27 Richard Guenther <rguenther@suse.de>
19394 PR tree-optimization/30965
19395 PR tree-optimization/30978
19396 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19397 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19398 (find_equivalent_equality_comparison): Likewise.
19399 (simplify_cond): Likewise.
19400 (get_prop_source_stmt): New helper.
19401 (get_prop_dest_stmt): Likewise.
19402 (can_propagate_from): Likewise.
19403 (remove_prop_source_from_use): Likewise.
19404 (combine_cond_expr_cond): Likewise.
19405 (forward_propagate_comparison): New function.
19406 (forward_propagate_into_cond): Rewrite to use fold for
19408 (tree_ssa_forward_propagate_single_use_vars): Call
19409 forward_propagate_comparison to propagate comparisons.
19411 2007-04-27 Richard Guenther <rguenther@suse.de>
19413 PR tree-optimization/31715
19414 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19415 sure to do computation on the offset in an appropriate
19418 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19420 * reload.h (elimination_target_reg_p): Declare.
19421 * reload.c (find_reloads): Don't apply the reg_rtx move
19422 optimization if the SET_DEST satisfies elimination_target_reg_p.
19423 * reload1.c (elimination_target_reg_p): New function.
19424 (gen_reload): In the move/add2 fallback, make sure that op0
19425 does not overlap the destination register.
19427 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19429 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19430 transform only GIMPLE_MODIFY_STMTs.
19431 * tree-complex.c (expand_complex_operations_1): Ditto.
19432 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19433 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19434 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19436 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19437 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19438 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19439 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19440 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19441 slpeel_add_loop_guard): Ditto.
19442 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19443 * lambda-code.c (perfect_nestify): Ditto.
19444 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19445 before the first statement.
19446 * tree-optimize.c (execute_free_datastructures): Fix comments.
19447 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19448 * tree-flow.h (disband_implicit_edges): Declaration removed.
19449 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19451 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19452 COND_EXPRs without gotos.
19453 (disband_implicit_edges, has_label_p): Removed.
19454 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19455 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19457 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19459 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19460 also for COND_EXPRs.
19461 * cfgexpand.c (label_rtx_for_bb): New function.
19462 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19463 Use label_rtx_for_bb to find the labels.
19464 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19465 last block. Detect fallthru edges.
19467 2007-04-26 Ian Lance Taylor <iant@google.com>
19470 * reload.c (find_reloads_subreg_address): If the address was valid
19471 in the original mode but not in the new mode, reload the whole
19474 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19476 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19477 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19478 (cleanup_control_expr_graph): Do not invalidate dominance info.
19479 Record altered blocks.
19480 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19481 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19482 cleanup_tree_cfg_bb): New functions.
19483 (remove_forwarder_block): Do not maintain the worklist of blocks.
19484 Record altered blocks.
19485 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19486 not over whole cfg.
19487 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19488 delete_unreachable_blocks if dominators are not available.
19489 * tree-inline.c (optimize_inline_calls): Free dominance information
19491 * tree-flow.h (remove_edge_and_dominated_blocks,
19492 cfgcleanup_altered_bbs): Altered.
19493 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19495 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19497 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19498 do not invalidate dominators.
19500 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19502 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19503 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19504 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19505 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19507 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19509 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19511 2007-04-26 Richard Guenther <rguenther@suse.de>
19513 PR tree-optimization/31703
19514 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19515 the right type for the target of the bittest.
19517 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19519 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19520 ix86_sol10_return_in_memory.
19522 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19524 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19527 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19530 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19532 PR tree-optimization/30558
19533 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19534 clear this_state.prev_try.
19536 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19537 Mark Mitchell <mark@codesourcery.com>
19539 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19540 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19541 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19543 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19546 * doc/invoke.texi (%:print-asm-header): Document.
19547 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19549 (static_spec_functions): Add print-asm-header.
19550 (main): Print a banner before the --target-help linker options.
19551 (print_asm_header_spec_function): New function.
19553 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19556 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19557 (movsf_ie): Likewise.
19559 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19561 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19563 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19565 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19566 exception for divide-by-zero.
19567 (__umodsi3, __modsi3): Likewise.
19569 2007-04-25 Dirk Mueller <dmueller@suse.de>
19571 * c-typeck.c (build_compound_expr): Annotate warning()
19572 call with OPT_Wunused_value.
19573 * tree-ssa.c (warn_uninit): Annotate warning with
19575 * c-common.c (handle_sentinel_attribute): Annotate warning
19576 call with OPT_Wattributes.
19578 2007-04-25 Thiemo Seufer <ths@mips.com>
19580 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19581 (mips16): Fix typo.
19582 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19583 on to the assembler. Improve handling of -mno-mips16. Add handling
19584 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19585 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19586 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19587 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19589 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19592 * config/i386/winnt.c (i386_pe_file_end): Strip only
19593 USER_LABEL_PREFIX when writing export name.
19595 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19597 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19598 sh/elf.h, vx-common.h and vxworks.h.
19599 * config/sh/sh.h: Include config/vxworks-dummy.h.
19600 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19601 (OVERRIDE_OPTIONS): Use it.
19602 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19603 (vxworks_picreg): New pattern.
19604 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19605 VXWORKS_OS_CPP_BUILTINS.
19606 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19607 to their VXWORKS_* equivalents.
19608 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19609 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19610 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19611 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19612 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19613 -mrtp/-fPIC multilibs.
19614 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19615 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19616 (MULTILIB_OSDIRNAMES): Delete.
19618 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19621 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19623 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19625 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19626 rounding mode to be specified by the caller.
19627 (real_to_mpfr) Likewise.
19628 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19629 include new arguments.
19630 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19632 2007-04-24 Ian Lance Taylor <iant@google.com>
19634 PR tree-optimization/31605
19635 * tree-vrp.c (set_value_range): Check that min and max are not
19636 both overflow infinities.
19637 (set_value_range_to_value): New static function.
19638 (extract_range_from_binary_expr): Call set_value_range_to_value.
19639 (extract_range_from_cond_expr): Likewise.
19640 (extract_range_from_expr): Likewise.
19641 (extract_range_from_unary_expr): Likewise. Don't create a range
19642 which overflows on both sides.
19643 (vrp_meet): Check for a useless range.
19644 (vrp_visit_phi_node): If we see a constant which looks like an
19645 overflow infinity, turn off the TREE_OVERFLOW flag.
19647 2007-04-24 Ian Lance Taylor <iant@google.com>
19649 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19651 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19653 PR diagnostic/25923
19654 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19655 diagnostic message is being built.
19656 * tree-pretty-print.c (dump_generic_node): Only write the
19657 formatted text into BUFFER's stream if we are not building a
19658 diagnostic message.
19659 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19661 * Makefile.in (toplev.o): Depend on tree-pass.h.
19663 2007-04-24 Ian Lance Taylor <iant@google.com>
19665 PR tree-optimization/31602
19666 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19667 conditionals in the copied loop header.
19668 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19669 warnings if TREE_NO_WARNING is set.
19670 * doc/invoke.texi (Warning Options): Clarify that
19671 -Wstrict-overflow does not warn about loops.
19673 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19675 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19676 expand on the comment about _Decimal128 arguments and check the
19677 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19678 that _Decimal128 argument uses even/odd register pair.
19679 (function_arg): Ditto.
19681 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19683 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19684 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19686 2007-04-24 Richard Guenther <rguenther@suse.de>
19687 Olga Golovanevsky <olga@il.ibm.com>
19689 * fold-const.c (multiple_of_p): Check for bottom
19692 2007-04-24 Richard Henderson <rth@redhat.com>
19694 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19695 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19696 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19697 looking for non-zero bits shifted out. Avoid a recursive call
19698 when constructing the scalar.
19699 (__floatundisf): Likewise.
19701 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19703 * dwarf2out.c (field_byte_offset): Move the existing logic
19704 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19705 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19707 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19710 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19711 length argument of 0 for memset.
19712 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19713 unsigned shift instead of the signed variant.
19715 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19717 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19718 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19719 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19720 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19721 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19722 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19723 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19724 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19725 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19726 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19727 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19728 "mul<mode>3", "div<mode>3"): Insn definitions added.
19729 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19730 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19731 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19732 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19733 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19734 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19735 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19736 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19737 TARGET_FLOAT_FORMAT): Macro definitions removed.
19738 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19739 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19740 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19741 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19742 (s390_gen_rtx_const_DI): Function removed.
19743 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19745 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19747 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19748 over an external ffs function.
19750 2007-04-24 Chao-ying Fu <fu@mips.com>
19751 Richard Sandiford <richard@nildram.co.uk>
19753 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19754 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19755 (smadd_widen_optab, umadd_widen_optab): Define.
19756 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19758 * genopinit.c (optabs): Fill in smadd_widen_optab and
19760 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19761 and umadd_widen_optab to implement multiply-add sequences.
19762 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19763 (<u>maddsidi4): ...this. Extend condition to include
19764 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19765 of operand 0 to "ka" and use the three-operand form of madd<u>
19767 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19769 * config/mips/constraints.md (ka): New register constraint.
19771 2007-04-24 Jan Hubicka <j@suse.cz>
19775 2007-04-23 Jan Hubicka <jh@suse.cz>
19776 * function.c (init_function_start): Don't init line number info.
19777 (expand_function_end): Update.
19778 (reset_block_changes, record_block_change, finalize_block_changes,
19779 check_block_change, free_block_changes): Kill.
19780 * function.h (reset_block_changes, record_block_change,
19781 finalize_block_changes, check_block_change, free_block_changes):
19783 (struct function): Remove ib_boundaries_block.
19784 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19785 Use curr_insn_locator to initialize locator.
19786 (emit_line_note): Remove.
19787 * cfgexpand.c (expand_gimple_cond_expr): Update.
19788 (construct_exit_block): Likewise.
19789 (tree_expand_cfg): Initialize/finalize locators.
19790 * expr.c (expand_expr_real): Update.
19791 * cfglayout.c (line_locators_locs, line_locators_lines,
19792 file_locators_locs, file_locators_files): Remove.
19793 (set_block_levels): Move to cfgexpand.c.
19794 (insn_locators_initialize): Remove.
19795 (pass_insn_locators_initialize): Remove.
19796 (locations_locators_locs, locations_locators_vals): New static vars.
19797 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19799 (insn_locators_alloc, insn_locators_finalize,
19800 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19802 (locator_location): New.
19803 (locator_line, locator_file): Rewrite.
19804 * rtl.h (emit_line_note): Kill.
19805 (insn_locators_alloc, insn_locators_finalize,
19806 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19808 * tree-inline.c (initialize_cfun): Do not initialize
19809 ib_boundaries_block.
19810 * passes.c (pass_insn_locators_initialize): Remove.
19812 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19814 * doc/invoke.texi: Removed leading '-' from option index entries.
19816 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19818 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19820 (create_phi_node): Use set_phi_nodes.
19821 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19822 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19823 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19824 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19825 (bsi_start, bsi_last): Use bb_stmt_list.
19826 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19827 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19828 Traverse the statements using tsi iterator.
19829 * basic-block.h (struct basic_block_def): Fields stmt_list
19830 and phi_nodes moved to ...
19831 (struct tree_bb_info): ... new structure.
19832 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19833 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19834 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19835 (tree_verify_flow_info): Verify that il.tree is not set for
19836 entry and exit block.
19837 (tree_split_block): Use set_bb_stmt_list.
19839 2007-04-23 Mike Stump <mrs@apple.com>
19841 * config/i386/i386.c (ix86_tune_features
19842 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19845 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19847 * config/i386/i386.md (prefix_extra): New attribute.
19848 (length): Add prefix_extra.
19850 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19851 (sse2_movntv2di): Likewise.
19852 (sse2_cvtps2dq): Likewise.
19853 (sse2_cvtpd2pi): Likewise.
19854 (sse2_cvttpd2pi): Likewise.
19855 (*sse2_cvtpd2ps): Likewise.
19856 (*add<mode>3): Likewise.
19857 (sse2_ssadd<mode>3): Likewise.
19858 (sse2_usadd<mode>3): Likewise.
19859 (*sub<mode>3): Likewise.
19860 (sse2_sssub<mode>3): Likewise.
19861 (sse2_ussub<mode>3): Likewise.
19862 (*mulv8hi3): Likewise.
19863 (*smulv8hi3_highpart): Likewise.
19864 (*umulv8hi3_highpart): Likewise.
19865 (sse2_umulv2siv2di3): Likewise.
19866 (sse2_pmaddwd): Likewise.
19867 (ashr<mode>3): Likewise.
19868 (lshr<mode>3): Likewise.
19869 (ashl<mode>3): Likewise.
19870 (sse2_ashlti3): Likewise.
19871 (sse2_lshrti3): Likewise.
19872 (*umaxv16qi3): Likewise.
19873 (*smaxv8hi3): Likewise.
19874 (*uminv16qi3): Likewise.
19875 (*sminv8hi3): Likewise.
19876 (sse2_eq<mode>3): Likewise.
19877 (sse2_gt<mode>3): Likewise.
19878 (*and<mode>3): Likewise.
19879 (sse2_nand<mode>3): Likewise.
19880 (*ior<mode>3): Likewise.
19881 (*xor<mode>3): Likewise.
19882 (sse2_packsswb): Likewise.
19883 (sse2_packssdw): Likewise.
19884 (sse2_packuswb): Likewise.
19885 (sse2_punpckhbw): Likewise.
19886 (sse2_punpcklbw): Likewise.
19887 (sse2_punpckhwd): Likewise.
19888 (sse2_punpcklwd): Likewise.
19889 (sse2_punpckhdq): Likewise.
19890 (sse2_punpckldq): Likewise.
19891 (sse2_punpckhqdq): Likewise.
19892 (sse2_punpcklqdq): Likewise.
19893 (*sse2_pinsrw): Likewise.
19894 (*sse2_pextrw): Likewise.
19895 (sse2_pshufd_1): Likewise.
19896 (sse2_uavgv16qi3): Likewise.
19897 (sse2_uavgv8hi3): Likewise.
19898 (sse2_psadbw): Likewise.
19899 (sse2_pmovmskb): Likewise.
19900 (*sse2_maskmovdqu): Likewise.
19901 (*sse2_maskmovdqu_rex64): Likewise.
19902 (sse4a_extrqi): Likewise.
19903 (sse4a_extrq): Likewise.
19904 (sse3_lddqu): Set prefix_rep.
19905 (sse3_addsubv4sf3): Likewise.
19906 (sse3_haddv4sf3): Likewise.
19907 (sse3_hsubv4sf3): Likewise.
19908 (sse_cvtss2si): Likewise.
19909 (sse_cvtss2si_2): Likewise.
19910 (sse_cvtss2siq): Likewise.
19911 (sse_cvtss2siq_2): Likewise.
19912 (sse_cvttss2si): Likewise.
19913 (sse_cvttss2siq): Likewise.
19914 (sse2_cvttps2dq): Likewise.
19915 (sse3_movshdup): Likewise.
19916 (sse3_movsldup): Likewise.
19917 (sse2_cvtsd2si): Likewise.
19918 (sse2_cvtsd2si_2): Likewise.
19919 (sse2_cvtsd2siq): Likewise.
19920 (sse2_cvtsd2siq_2): Likewise.
19921 (sse2_cvttsd2si): Likewise.
19922 (sse2_cvttsd2siq): Likewise.
19923 (*sse2_cvtpd2dq): Likewise.
19924 (*sse2_cvttpd2dq): Likewise.
19925 (sse2_pshuflw_1): Likewise.
19926 (sse2_pshufhw_1): Likewise.
19927 (sse4a_insertqi): Likewise.
19928 (sse4a_insertq): Likewise.
19929 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19930 (ssse3_phadddv4si3): Likewise.
19931 (ssse3_phaddswv8hi3): Likewise.
19932 (ssse3_phsubwv8hi3): Likewise.
19933 (ssse3_phsubdv4si3): Likewise.
19934 (ssse3_phsubswv8hi3): Likewise.
19935 (ssse3_pmaddubswv8hi3): Likewise.
19936 (ssse3_pmulhrswv8hi3): Likewise.
19937 (ssse3_pshufbv16qi3): Likewise.
19938 (ssse3_psign<mode>3): Likewise.
19939 (ssse3_palignrti): Likewise.
19940 (abs<mode>2): Likewise.
19941 (ssse3_phaddwv4hi3): Set prefix_extra.
19942 (ssse3_phadddv2si3): Likewise.
19943 (ssse3_phaddswv4hi3): Likewise.
19944 (ssse3_phsubwv4hi3): Likewise.
19945 (ssse3_phsubdv2si3): Likewise.
19946 (ssse3_phsubswv4hi3): Likewise.
19947 (ssse3_pmaddubswv4hi3): Likewise.
19948 (ssse3_pmulhrswv4hi3): Likewise.
19949 (ssse3_pshufbv8qi3): Likewise.
19950 (ssse3_psign<mode>3): Likewise.
19951 (ssse3_palignrdi): Likewise.
19952 (abs<mode>2): Likewise.
19953 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19954 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19955 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19957 2007-04-23 Nick Clifton <nickc@redhat.com>
19959 * params.def: Fix formatting of emacs local variables.
19961 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19963 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19964 move if inter-unit move isn't allowed.
19965 Don't split moving the first element of V2DI to DI to inter-unit
19966 move if inter-unit move isn't allowed.
19968 2007-04-23 Richard Guenther <rguenther@suse.de>
19970 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19971 and CDI_POST_DOMINATORS separately.
19973 2007-04-23 Nick Clifton <nickc@redhat.com>
19975 * c.opt (Wformat-contains-nul): Add warning attribute.
19977 2007-04-23 Jan Hubicka <jh@suse.cz>
19979 * function.c (init_function_start): Don't init line number info.
19980 (expand_function_end): Update.
19981 (reset_block_changes, record_block_change, finalize_block_changes,
19982 check_block_change, free_block_changes): Kill.
19983 * function.h (reset_block_changes, record_block_change,
19984 finalize_block_changes, check_block_change, free_block_changes):
19986 (struct function): Remove ib_boundaries_block.
19987 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19988 Use curr_insn_locator to initialize locator.
19989 (emit_line_note): Remove.
19990 * cfgexpand.c (expand_gimple_cond_expr): Update.
19991 (construct_exit_block): Likewise.
19992 (tree_expand_cfg): Initialize/finalize locators.
19993 * expr.c (expand_expr_real): Update.
19994 * cfglayout.c (line_locators_locs, line_locators_lines,
19995 file_locators_locs, file_locators_files): Remove.
19996 (set_block_levels): Move to cfgexpand.c.
19997 (insn_locators_initialize): Remove.
19998 (pass_insn_locators_initialize): Remove.
19999 (locations_locators_locs, locations_locators_vals): New static vars.
20000 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20002 (insn_locators_alloc, insn_locators_finalize,
20003 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20005 (locator_location): New.
20006 (locator_line, locator_file): Rewrite.
20007 * rtl.h (emit_line_note): Kill.
20008 (insn_locators_alloc, insn_locators_finalize,
20009 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20011 * tree-inline.c (initialize_cfun): Do not initialize
20012 ib_boundaries_block.
20013 * passes.c (pass_insn_locators_initialize): Remove.
20015 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20017 PR middle-end/31448
20018 * expr.c (reduce_to_bit_field_precision): Handle
20021 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20023 PR tree-optimization/24659
20024 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20025 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20026 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20027 * genopinit.c (optabs): Rename vec_pack_mod_optab
20028 to vec_pack_trunc_optab.
20029 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20030 early for scalar floating point operands for NOP_EXPR.
20031 (vectorizable_type_promotion): Ditto.
20032 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20033 vec_pack_trunc_optab.
20034 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20036 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20037 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20038 Rename from VEC_PACK_MOD_EXPR.
20039 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20040 * expr.c (expand_expr_real_1): Ditto.
20041 * tree-inline.c (estimate_num_insns_1): Ditto.
20042 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20044 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20045 (vec_unpacks_lo_v4sf): Ditto.
20046 (vec_pack_trunc_v2df): Ditto.
20047 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20048 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20049 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20051 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20053 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20055 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20056 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20057 packing of floating point operands.
20058 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20059 represent unpacking of floating point operands.
20060 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20061 [vec_unpacks_hi]: Ditto.
20062 [vec_unpacks_lo]: Ditto.
20064 2007-04-22 Jan Hubicka <jh@suse.cz>
20066 * final.c (rest_of_handle_final): Call
20067 targetm.asm_out.constructor/targetm.asm_out.destructor
20068 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20069 proper priority via decl_*_priority_insert.
20070 * c-common.c (c_expand_body): Likewise.
20072 2007-04-22 Richard Guenther <rguenther@suse.de>
20074 PR tree-optimization/29789
20075 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20076 (rewrite_reciprocal): New helper split out from
20077 determine_invariantness_stmt.
20078 (rewrite_bittest): Likewise.
20079 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20080 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20083 2007-04-22 Revital Eres <eres@il.ibm.com>
20085 * loop-unroll.c (var_to_expand): New field to support also
20086 insns of the form x = something + x.
20087 (analyze_insn_to_expand_var): Use it.
20088 (expand_var_during_unrolling): Likewise.
20090 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20092 * predict.c: Include pointer-set.h.
20093 (bb_predictions): New variable.
20094 (tree_predicted_by_p, tree_predict_edge,
20095 remove_predictions_associated_with_edge): Use bb_predictions map
20096 instead of bb->predictions.
20097 (clear_bb_predictions, assert_is_empty): New functions.
20098 (combine_predictions_for_bb): Use bb_predictions map. Call
20099 clear_bb_predictions.
20100 (tree_estimate_probability): Create and free bb_predictions map.
20101 * Makefile.in (predict.o): Add pointer-set.h dependency.
20102 * basic-block.h (struct basic_block_def): Remove predictions
20104 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20106 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20109 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20112 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20114 * timevar.c (timevar_print): Change reference of --disable-checking to
20115 --enable-checking=release. Also warn if assert checking is disabled.
20117 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20120 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20121 decl as addressable if the compound literal was marked as
20123 Mark the decl as a gimple register if it is a complex or
20124 vector decl and does not live in memory.
20126 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20128 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20129 (GENERIC_NEXT): New function macro.
20130 (PHI_CHAIN): Use phi_node's new chain variable.
20131 (tree_phi_node): Change tree_common to tree_base
20132 and add the chain field.
20133 * tree-phinodes.c (make_phi_node): Don't set
20134 TREE_TYPE on the new node.
20135 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20136 instead of checking GIMPLE_TUPLE_P in chain_next.
20137 * tree-vect-transform.c
20138 (get_initial_def_for_induction): Look at
20139 PHI_RESULT_TREE for the type of the phi node.
20140 (update_vuses_to_preheader): Use PHI_CHAIN
20141 instead of TREE_CHAIN on the phi node.
20142 * tree-ssa-structalias.c (compute_points_to_sets):
20144 (ipa_pta_execute): Likewise.
20146 2007-04-21 Richard Guenther <rguenther@suse.de>
20148 PR middle-end/31136
20149 * fold-const.c (fold_unary): Call fold_convert_const on the
20152 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20154 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20155 (store_killed_in_pat): New.
20157 2007-04-20 Richard Henderson <rth@redhat.com>
20160 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20161 TREE_LIST with a void_type_node value, not void_list_node exactly.
20163 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20165 * doc/standards.texi: Re-arrange into language-specific
20166 subsections. Add a C++ section, documenting which standards we
20169 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20171 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20172 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20174 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20176 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20177 ecrti.o and crtbegin.o.
20178 (LIB_DEFAULT_SPEC): Include -lc.
20179 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20181 2007-04-20 Richard Henderson <rth@redhat.com>
20184 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20185 argument; update all callers.
20186 (get_unaligned_offset): New.
20187 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20188 get_unaligned_address, just pass on the address directly.
20189 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20190 the subreg in the helper patterns.
20191 (unaligned_extendqidi_le): Use get_unaligned_offset.
20192 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20193 (unaligned_extendhidi_be): Likewise.
20194 (unaligned_extendhidi): Tidy.
20195 * config/alpha/alpha-protos.h: Update.
20197 2007-04-20 Richard Henderson <rth@redhat.com>
20199 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20200 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20201 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20202 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20203 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20204 (CPP_SPEC): Don't include %(cpp_subtarget).
20205 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20206 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20207 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20209 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20211 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20212 for __builtin_ia32_cmpordss.
20214 PR tree-optimization/31632
20215 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20216 and arg1 for optimizations of comparison against min/max values.
20217 Fold arg0 to arg1's type for optimizations of comparison against
20218 min+1 and max-1 values.
20220 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20222 * reload.c (combine_reloads): When trying to use a dying register,
20223 check whether it's uninitialized and don't use if so.
20225 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20227 * fold-const.c: Remove prototypes for native_encode_expr and
20228 native_interpret_expr.
20229 (native_encode_expr): Make non-static.
20230 (native_interpret_expr): Likewise.
20231 * tree.h: Add prototypes for the above.
20233 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20235 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20236 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20237 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20238 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20239 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20240 Add length attributes.
20242 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20244 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20247 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20248 __STDC_WANT_DEC_FP__.
20250 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20252 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20253 for long double compatibility.
20254 * configure: Regenerate.
20256 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20258 PR rtl-optimization/29841
20259 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20261 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20262 that may cause control flow transfer from being moved.
20264 2007-04-18 Jan Hubicka <jh@suse.cz>
20266 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20269 2007-04-18 Eric Christopher <echristo@apple.com>
20271 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20272 only. Update operands.
20273 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20274 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20275 link register to pic register.
20277 2007-04-18 Dirk Mueller <dmueller@suse.de>
20279 PR diagnostic/31227
20280 * tree-vrp.c (search_for_addr_array): New.
20281 (check_array_bounds): Suppress warning about
20282 address taken of array refs if its not de-referenced.
20284 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20286 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
20287 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
20289 * tree-vectorizer.h (NITERS_KNOWN_P): New.
20290 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
20291 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
20293 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
20295 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
20297 (vect_analyze_scalar_cycles): Fix indentation.
20298 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
20299 (vect_mark_relevant): Include phis in relevance analysis.
20301 * tree-vect-transform.c (vect_transform_loop): Add an assert.
20303 2007-04-18 Anatoly Sokolov <aesok@post.ru>
20305 * config/avr/avr.c (ptrreg_to_str): Replace error() with
20306 output_operand_lossage().
20308 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20310 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
20311 the unused code for reduction without adjust-in-epilog to simplify the
20314 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
20316 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
20317 (S390_TDC_NEGATIVE_ZERO): New constant.
20318 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
20319 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
20320 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20321 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20322 (S390_TDC_POSITIVE_INFINITY): New constant.
20323 (S390_TDC_NEGATIVE_INFINITY): New constant.
20324 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20325 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20326 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20327 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20328 (S390_TDC_INFINITY): New constant.
20329 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20330 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20331 optimization for UNSPEC_CCZ_TO_INT.
20332 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20333 ("*ccz_to_int"): New insn.
20334 ("isinf<mode>2"): New insn.
20335 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20336 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20337 (UNSPEC_CCZ_TO_INT): New constant.
20339 2007-04-18 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/19431
20342 PR tree-optimization/21463
20343 * tree-pass.h (pass_phiprop): Declare.
20344 * passes.c (init_optimization_passes): New phiprop pass.
20345 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20346 (phivn_valid_p): New helper function.
20347 (phiprop_insert_phi): Likewise.
20348 (propagate_with_phi): Likewise.
20349 (tree_ssa_phiprop): New propagator propagating loads
20350 through phi nodes if profitable.
20352 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20354 * tree-vect-analyze.c (process_use): New function.
20355 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20356 Check phis in all bbs.
20357 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20360 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20362 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20365 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20368 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20371 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20373 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20375 (sse_vmmulv4sf3): Likewise.
20376 (sse2_vmaddv2df3): Likewise.
20377 (sse2_vmmulv2df3): Likewise.
20379 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20381 PR rtl-optimization/31360
20382 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20383 (target_reg_cost): New.
20384 (init_set_costs): Initialize target_reg_cost. Add comments
20385 regarding the rationale of the costs.
20386 (global_cost_for_size): Renamed to...
20387 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20388 of register pressure.
20389 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20390 estimate_reg_pressure_cost. Add number of ivs.
20391 (determine_set_costs): Dump target_reg_cost.
20392 * loop-invariant.c (gain_for_invariant): Use
20393 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20394 (best_gain_for_invariant, find_invariants_to_move): Remove
20396 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20397 (target_reg_cost): Declare.
20398 (global_cost_for_size): Declaration removed.
20399 (estimate_reg_pressure_cost): Declare.
20401 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20403 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20404 regnos into even/odd register pairs.
20405 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20406 TDmode similar to the other floating point modes.
20407 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20408 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20410 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20411 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20412 (movdd_hardfloat64): Use TARGET_MFPGPR.
20414 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20416 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20419 2005-01-05 Richard Henderson <rth@redhat.com>
20421 * reload1.c (do_input_reload): Restrict the optimization deleteing
20422 a previous output reload to RELOAD_FOR_INPUT.
20424 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20426 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20427 induc_vec_info_type.
20428 (vectorizable_induction): New function declaration.
20429 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20430 check if already vectorized. Find first place in BB where new stmts
20431 can be inserted. Takes only one argument.
20432 (vectorizable_induction): New function.
20433 (vect_transform_stmt): Add case for induc_vec_info_type to call
20434 vectorizable_induction.
20435 (vect_transform_loop): Consider phis for vectorization.
20436 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20438 (analyze_operations): Call vectorizable_induction when analyzing phis.
20440 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20441 (vect_mark_relevant): Include phis in relevance analysis.
20442 (vect_mark_stmts_to_be_vectorize): Likewise.
20443 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20445 2007-04-16 Lawrence Crowl <crowl@google.com>
20447 * doc/invoke.texi (Debugging Options): Add documentation for the
20448 -femit-struct-debug options -femit-struct-debug-baseonly,
20449 -femit-struct-debug-reduced, and
20450 -femit-struct-debug-detailed[=...].
20452 * c-opts.c (c_common_handle_option): Add
20453 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20454 and OPT_femit_struct_debug_detailed_.
20455 * c.opt: Add specifications for
20456 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20457 and -femit-struct-debug-detailed[=...].
20458 * opts.c (set_struct_debug_option): Parse the
20459 -femit-struct-debug-... options.
20460 * opts.c (matches_main_base, main_input_basename,
20461 main_input_baselength, base_of_path, matches_main_base): Add
20462 variables and functions to compare header base name to compilation
20464 * opts.c (should_emit_struct_debug): Add to determine to emit a
20465 structure based on the option.
20466 (dump_struct_debug) Also disabled function to debug this
20468 * opts.c (handle_options): Save the base name of the
20471 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20472 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20473 This hook indicates if a type is generic. Set it by default
20474 to "never generic".
20475 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20476 to determine if a struct type is generic or not.
20477 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20478 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20479 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20480 with live C++ hook.
20482 * flags.h (enum debug_info_usage): Add an enumeration to describe
20483 a program's use of a structure type.
20484 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20485 to indicate the program's usage of the type. Filter structs based
20486 on the -femit-struct-debug-... specification.
20487 (gen_type_die): Split into two routines, gen_type_die and
20488 gen_type_die_with_usage. gen_type_die is now a wrapper
20489 that assumes direct usage.
20490 (gen_type_die_with_usage): Replace calls to gen_type_die
20491 with gen_type_die_with_usage adding the program usage of
20492 the referenced type.
20493 (dwarf2out_imported_module_or_decl): Suppress struct debug
20494 information using should_emit_struct_debug when appropriate.
20496 2007-04-16 Ian Lance Taylor <iant@google.com>
20498 PR tree-optimization/31522
20499 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20500 (vrp_initialize): Allocate vr_phi_edge_counts.
20501 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20502 executable edge. Drop test for all constants.
20503 (vrp_finalize): Free vrp_phi_edge_counts.
20505 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20506 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20508 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20509 predecessors at head rather than tail.
20511 2007-04-16 Matthias Klose <doko@debian.org>
20513 * config/alpha/linux.h (CPP_SPEC): Define.
20514 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20516 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20518 * function.h: Remove sequence_stack extern declaration.
20520 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20522 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20524 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20527 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20529 * config/avr/avr.c (avr_arch_types): Rearranging array.
20530 (enum avr_arch): Add.
20531 (avr_mcu_types): Use avr_arch enumeration constants instead of
20533 * config/avr/avr.h (LINK_SPEC): Simplify.
20535 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20537 * config/m68k/m68k.c (m68k_libcall_value,
20538 m68k_function_value): Use macros for register names more.
20540 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20542 (M68K_REGNAME): Use A6_REG.
20543 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20545 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20547 PR middle-end/28071
20548 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20549 'pending_read_list_length' and 'pending_write_list_length'. Update
20551 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20552 to handle two length counters instead of one. Update all uses.
20553 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20554 two length counters instead of one.
20555 * sched-rgn.c (propagate_deps): Update to handle two length counters
20558 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20561 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20562 copy of source, pass it to ix86_expand_vector_set and return
20565 2007-04-16 David Ung <davidu@mips.com>
20566 Joseph Myers <joseph@codesourcery.com>
20568 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20569 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20570 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20571 Add 74K processor information.
20572 * config/mips/mips.md: Include 74k.md.
20573 (cpu): Add 74kc,74kf,74kx.
20574 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20575 * config/mips/74k.md: New.
20576 * doc/invoke.texi (MIPS Options): Document 74K support.
20578 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20580 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20581 vectorizable_* functions.
20582 * tree-vect-transform.c (vectorizable_call): Add check for
20583 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20584 (vectorizable_store): likewise.
20585 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20587 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20588 (vectorizable_type_promotion, vectorizable_load): Likewise.
20589 (vectorizable_live_operation, vectorizable_condition): Likewise.
20590 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20592 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20594 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20596 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20597 register numbers more.
20598 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20599 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20600 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20601 FUNCTION_VALUE_REGNO_P): Likewise.
20602 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20603 STATIC_CHAIN_REGNUM): Likewise.
20604 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20605 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20606 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20607 * config/m68k/m68k.md (FP_REG): New.
20609 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20611 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20614 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20616 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20617 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20620 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20622 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20625 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20628 * c-decl.c (finish_decl): Grab the type of the decl after the call
20629 to store_init_value.
20631 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20633 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20635 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20638 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20639 dominators, post dominators and cleanup cfg before returning.
20641 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20643 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20644 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20646 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20648 * config.gcc: Recognize fido.
20649 * config/m68k/m68k-devices.def (fidoa): New.
20650 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20652 (FL_FIDOA, TARGET_FIDOA): New.
20653 * config/m68k/m68k.opt (mfidoa): New.
20655 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20657 PR middle-end/31322
20658 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20659 when a personality function is used.
20661 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20663 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20665 2007-04-13 Mike Stump <mrs@apple.com>
20667 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20669 * config/darwin.opt (fapple-kext): Make C++ only.
20670 * config/darwin.c (darwin_override_options): Remove code to ensure
20671 -fapple-kext is given for C++ only.
20673 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20675 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20676 * config/mips/mips.c (override_options): Call
20677 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20679 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20681 * config/i386/i386.opt (msvr3-shlib): Removed.
20683 * doc/invoke.texi: Remove -msvr3-shlib.
20685 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20687 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20688 with "popcnt" instruction.
20690 2007-04-13 Richard Guenther <rguenther@suse.de>
20692 PR tree-optimization/21258
20693 * tree-vrp.c (compare_case_labels): New helper.
20694 (find_switch_asserts): New function.
20695 (find_assert_locations): Call it for SWITCH_EXPRs.
20697 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20699 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20700 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20701 check is now implied in X87_FLOAT_MODE_P.
20702 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20703 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20704 (fix_trunc<mode>_i386_fisttp): Ditto.
20705 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20706 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20707 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20708 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20709 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20710 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20711 (unnamed_splitters): Ditto.
20712 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20713 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20714 FIRST_SSE_REG for local functions when SSE math is enabled or
20715 for functions with sseregparm attribute.
20716 (standard_80387_constant_p): Return -1 if mode is not
20718 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20719 (ix86_expand_compare): Ditto.
20720 (ix86_expand_carry_flag_compare): Ditto.
20721 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20722 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20723 DECIMAL_FLOAT_MODE_P.
20724 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20725 of SCALAR_FLOAT_MODE_P.
20726 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20727 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20728 checks before FLOAT_MODE_P.
20729 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20730 before FLOAT_MODE_P.
20735 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20737 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20738 Charles Wilson <libtool@cwilson.fastmail.fm>
20740 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20741 (libgcc.mvars): Don't depend on them.
20742 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20743 * exec-tool.in: New.
20745 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20747 * doc/invoke.text (--help): Document --help=common.
20749 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20751 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20753 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20755 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20756 * genemit.c (main): Emit #include "integrate.h".
20757 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20758 (LOADGP_RTP): New mips_loadgp_style.
20759 * config/mips/mips.h: Include config/vxworks-dummy.h.
20760 (TARGET_RTP_PIC): New macro.
20761 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20762 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20763 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20764 for TARGET_RTP_PIC.
20765 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20766 -mvxworks-pic when using -mrtp and a PIC option.
20767 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20769 (mips_symbolic_constant_p, mips_symbolic_address_p)
20770 (mips_symbol_insns): Handle SYMBOL_HALF.
20771 (override_options): Warn about -G and -mrtp being used together.
20772 Initialize mips_lo_relocs[SYMBOL_HALF].
20773 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20774 (mips_emit_loadgp): Handle LOADGP_RTP.
20775 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20776 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20777 (tablejump): Handle function-relative case table entries if
20779 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20781 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20783 * config/mips/mips.md (load_call<mode>): Allow any general register.
20785 (sibcall_value_internal, sibcall_value_multiple_internal)
20786 (call_value_internal, call_value_split, call_value_multiple_internal)
20787 (call_value_multiple_split): Remove constraints from operand 0.
20789 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20791 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20792 rather than loadgp_noshared.
20793 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20794 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20796 * config/mips/mips.md (loadgp): Rename to...
20797 (loadgp_newabi): ...this.
20798 (loadgp_noshared): Rename to...
20799 (loadgp_absolute): ...this.
20801 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20803 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20804 false for locally-binding symbols.
20805 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20807 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20809 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20810 (SYMBOL_GOT_PAGE_OFST): ...this.
20811 (SYMBOL_GOT_GLOBAL): Rename to...
20812 (SYMBOL_GOT_DISP): ...this.
20813 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20814 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20815 * config/mips/mips.c (mips_global_symbol_p): New function.
20816 (mips_symbol_binds_local_p): Likewise.
20817 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20818 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20819 mips_global_symbol_p and mips_symbol_binds_local_p.
20820 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20821 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20822 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20823 SYMBOL_GOTOFF_DISP.
20824 (mips_ok_for_lazy_binding_p): New function.
20825 (mips_load_call_address, mips_expand_call): Use it.
20826 (mips_dangerous_for_la25_p): Likewise.
20827 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20828 (*got_disp<mode>): Use got_disp_operand instead of
20829 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20830 SYMBOL_GOTOFF_GLOBAL.
20831 (*got_page<mode>): Use got_page_ofst_operand instead of
20833 * config/mips/predicates.md (const_call_insn_operand): Use
20834 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20835 (global_got_operand): Rename to...
20836 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20838 (local_got_operand): Rename to...
20839 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20840 of SYMBOL_GOT_LOCAL.
20842 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20844 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20845 TARGET_CALL_CLOBBERED_GP.
20846 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20847 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20848 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20849 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20850 of TARGET_ABICALLS && !TARGET_NEWABI.
20851 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20852 * config/mips/mips.c (mips_load_call_address): Check
20853 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20854 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20855 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20856 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20857 TARGET_ABICALLS && TARGET_NEWABI.
20858 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20860 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20861 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20862 TARGET_ABICALLS && TARGET_NEWABI.
20863 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20864 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20865 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20866 whether indirect calls must use $25.
20867 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20869 * config/mips/mips.md (jal_macro): Check flag_pic and
20870 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20871 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20872 instead of TARGET_ABICALLS.
20873 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20874 TARGET_ABICALLS && TARGET_OLDABI.
20875 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20876 (sibcall): In the comment above the define_insn, mention
20877 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20878 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20879 instead of TARGET_ABICALLS.
20881 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20883 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20884 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20885 (MACFLAGS_MATCH_P): New macro.
20886 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20887 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20888 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20889 the other MACFLAG constants.
20890 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20891 (flag_machi): Tighten constraints. Renumber some of the operands.
20892 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20894 (flag_machi_parts_acconly): New pattern.
20895 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20897 (flag_macinit1hi): Tighten constraints.
20898 (flag_mul_macv2hi_parts_acconly): New pattern.
20900 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20901 Use a more efficient implementation.
20902 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20903 inline sequences when not optimizing for size.
20905 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20906 movhi_high2low): Delete, merge functionality into...
20907 (packv2hi): ... this pattern.
20909 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20910 * config/bfin/bfin.opt (msim): New option.
20911 (mcpu=): New option.
20912 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20913 (bfin_cpu_t): Typedef of enum bfin_cpu.
20914 (bfin_cpu_type): New declaration.
20915 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20916 -msim and -mcpu= options.
20917 (LIB_SPEC): Likewise.
20918 * config/bfin/bfin.c (bfin_cpu_type): Define.
20919 (bfin_handle_option): Handle -mcpu= option.
20920 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20921 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20922 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20924 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20926 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20927 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20928 (powerpc-wrs-vxworksae): Use ${tm_file}.
20929 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20930 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20931 * config/i386/vx-common.h: New file.
20933 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20935 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20938 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20940 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20943 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20947 * c-common.c (c_build_qualified_type): Set canonical type
20950 2007-04-12 Richard Guenther <rguenther@suse.de>
20952 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20953 lower bound and element size if lower bound is not zero
20954 or either of the ARRAY_REF operands is set.
20956 2007-04-12 Richard Guenther <rguenther@suse.de>
20958 PR tree-optimization/24689
20959 PR tree-optimization/31307
20960 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20962 * gimplify.c (canonicalize_addr_expr): To be consistent with
20963 gimplify_compound_lval only set operands two and three of
20964 ARRAY_REFs if they are not gimple_min_invariant. This makes
20965 it never at this place.
20966 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20968 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20970 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20971 null before emitting a .nsubspa directive.
20973 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20975 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20976 need_to_partition_p if there are no memory statements in the
20979 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20981 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20982 (gcd_of_steps_may_divide_p): New function.
20983 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20985 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20987 * reload.c (find_reloads_toplev, find_reloads_address,
20988 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20989 not a pointer equality test, to decide if we need to call
20990 push_reg_equiv_alt_mem.
20992 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20994 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20995 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20997 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20999 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21001 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21002 vector to be positive.
21004 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21008 * doc/invoke.texi: Document --params max-aliased-vops and
21010 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21011 debug_memory_partitions): Move to tree-flow.h
21012 * params.h (AVG_ALIASED_VOPS): Define.
21013 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21015 (mp_info_t): Likewise.
21016 (get_mem_sym_stats_for): New.
21017 (set_memory_partition): Move from tree-flow-inline.h.
21018 (mark_non_addressable): Only clear the set of symbols for the
21019 partition if it exists.
21020 (dump_memory_partitions): Move from tree-ssa-operands.c
21021 (debug_memory_partitions): Likewise.
21022 (need_to_partition_p): New.
21023 (dump_mem_ref_stats): New.
21024 (debug_mem_ref_stats): New.
21025 (dump_mem_sym_stats): New.
21026 (debug_mem_sym_stats): New.
21027 (update_mem_sym_stats_from_stmt): New.
21028 (compare_mp_info_entries): New.
21029 (mp_info_cmp): Call it.
21030 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21032 (get_mpt_for): Move from tree-ssa-operands.c.
21033 (find_partition_for): New.
21034 (create_partition_for): Remove.
21035 (estimate_vop_reduction): New.
21036 (update_reference_counts): New.
21037 (build_mp_info): New.
21038 (compute_memory_partitions): Refactor.
21039 Document new heuristic.
21040 Call build_mp_info, update_reference_counts,
21041 find_partition_for and estimate_vop_reduction.
21042 (compute_may_aliases): Populate virtual operands before
21043 calling debugging dumps.
21044 (delete_mem_sym_stats): New.
21045 (delete_mem_ref_stats): New.
21046 (init_mem_ref_stats): New.
21047 (init_alias_info): Call it.
21048 (maybe_create_global_var): Remove alias_info argument.
21049 Get number of call sites and number of pure/const call sites
21050 from gimple_mem_ref_stats().
21051 (dump_alias_info): Call dump_memory_partitions first.
21052 (dump_points_to_info_for): Show how many times a pointer has
21054 * opts.c (decode_options): For -O2 set --param
21055 max-aliased-vops to 500.
21056 For -O3 set --param max-aliased-vops to 1000 and --param
21057 avg-aliased-vops to 3.
21058 * fortran/options.c (gfc_init_options): Remove assignment to
21060 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21061 * tree-dfa.c (dump_variable): Dump memory reference
21063 Dump NO_ALIAS* settings.
21064 (referenced_var_lookup): Tidy.
21065 (mem_sym_stats): New.
21066 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21067 and ORIG are different SSA names for a memory partition.
21068 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21069 * tree-flow.h (struct mem_sym_stats_d): Define.
21070 (mem_sym_stats_t): Define.
21071 (struct mem_ref_stats_d): Define.
21072 (struct gimple_df): Add field mem_ref_stats.
21073 (enum noalias_state): Define.
21074 (struct var_ann_d): Add bitfield noalias_state.
21075 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21076 debug_mem_ref_stats, debug_memory_partitions,
21077 debug_mem_sym_stats): Declare.
21078 * tree-ssa-structalias.c (update_alias_info): Update call
21079 sites, pure/const call sites and asm sites in structure
21080 returned by gimple_mem_ref_stats.
21081 Remove local variable IS_POTENTIAL_DEREF.
21082 Increase NUM_DEREFS if the memory expression is a potential
21084 Call update_mem_sym_stats_from_stmt.
21085 If the memory references memory, call
21086 update_mem_sym_stats_from_stmt for all the direct memory
21087 symbol references found.
21088 (intra_create_variable_infos): Set noalias_state field for
21089 pointer arguments according to the value of
21090 flag_argument_noalias.
21091 * tree-ssa-structalias.h (struct alias_info): Remove fields
21092 num_calls_found and num_pure_const_calls_found.
21093 (update_mem_sym_stats_from_stmt): Declare.
21094 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21095 Set default value to 100.
21096 (PARAM_AVG_ALIASED_VOPS): Define.
21098 2007-04-11 Richard Guenther <rguenther@suse.de>
21100 PR middle-end/31530
21101 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21102 a * -b + c as c - a * b if we honor sign dependent rounding.
21104 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21106 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21107 bfin_expand_strmov.
21108 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21109 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21111 (initialize_trampoline): Don't use old-style function definition.
21112 (bfin_secondary_reload): Mark IN_P argument as unused.
21114 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21116 PR tree-optimization/31343
21117 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21118 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21119 * testsuite/gcc.dg/vect/pr31343.c: New.
21121 2007-04-10 Eric Christopher <echristo@apple.com>
21123 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21124 * config/i386/i386.md (*cmpfp0): Use.
21125 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21126 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21127 (fix_trunc<mode>_i386_fisttp): Ditto.
21128 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21129 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21130 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21131 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21132 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21133 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21134 (unnamed_splitters): Ditto.
21135 * config/i386/i386.c (output_fix_trunc): Assert that
21136 we're not being passed a TFmode operand.
21138 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21140 PR tree-optimization/31526
21141 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21142 n_basic_blocks to find newly added blocks.
21144 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21146 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21148 (fix_trunc<mode>si_sse): Ditto.
21149 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21150 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21151 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21152 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21153 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21154 expander using SSEMODEF mode macro.
21155 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21156 expander using SSEMODEF mode macro.
21157 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21158 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21159 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21160 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21161 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21162 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21163 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21164 Macroize insn using X87MODEF mode macro.
21166 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21168 * config/i386/sse.md (sse2_pinsrw): Removed.
21169 (sse2_pextrw): Renamed to ...
21170 (*sse2_pextrw): This.
21172 2007-04-09 Jan Hubicka <jh@suse.cz>
21175 * config/i386/sse.md
21176 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21177 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21178 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21179 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21181 2007-04-09 Jan Hubicka <jh@suse.cz>
21183 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21184 multiple fields of union.
21186 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21188 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21189 (create_preheaders): Check that loops are available.
21190 (fix_loop_structure): Clean up, improve comments.
21191 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21192 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21194 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21195 * predict.c (tree_estimate_probability): Do not call
21196 calculate_dominance_info. Call create_preheaders.
21197 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21198 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21200 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21201 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21202 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21203 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21206 2007-04-08 Jan Hubicka <jh@suse.cz>
21208 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21209 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21210 * fold-const.c (fold_unary): Use it.
21212 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21214 * varasm.c (assemble_variable): Remove call to
21215 lang_hooks.decls.prepare_assemble_variable.
21216 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21217 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21218 * langhooks.h (lang_hooks_for_decls): Remove
21219 prepare_assemble_variable.
21221 2007-04-08 Mike Stump <mrs@apple.com>
21223 * config/i386/i386.c: Use inc/dec on Core2.
21225 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21227 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21228 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21229 lhd_tree_inlining_end_inlining): Remove.
21230 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21231 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21232 end_inlining hooks.
21233 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21234 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21235 lhd_tree_inlining_end_inlining): Remove prototypes.
21236 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21237 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21238 LANG_HOOKS_TREE_INLINING_START_INLINING,
21239 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21241 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21244 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21247 * config/avr/predicates.md (io_address_operand): Delete predicate.
21248 (low_io_address_operand): Don't use 'mode' argument.
21249 (higth_io_address_operand): Rename ...
21250 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21251 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21254 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21256 Revert change removing staticp.
21258 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21261 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21264 2007-04-07 Bruce Korb <bkorb@gnu.org>
21266 * c.opt: Add -Wformat-contains-nul.
21267 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21269 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21270 the NUL byte warning.
21272 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
21276 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21278 * tree.c (staticp): No longer use staticp langhook.
21279 * langhooks.c (lhd_staticp): Removed.
21280 * langhooks.h (struct lang_hooks): Remove staticp.
21281 * c-common.c (c_staticp): Remove.
21282 * c-common.h (c_staticp): Ditto.
21283 * langhooks-defs.h (lhd_staticp): Ditto.
21284 (LHD_HOOKS_STATICP): Ditto
21285 * tree.h (gcc_assert_lowered): New macro.
21287 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
21289 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
21290 argument "reliable".
21291 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
21292 Add argument "reliable". Propagate it through calls.
21293 (infer_loop_bounds_from_undefined): Derive number of iterations
21294 estimates from references in blocks that do not dominate loop latch.
21295 (gcov_type_to_double_int): New function.
21296 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
21297 and expected_loop_iterations_unbounded.
21298 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
21299 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
21300 * tree-data-ref.c (estimated_loop_iterations): Export.
21301 (get_references_in_stmt): Fix -- do not return addresses of local
21303 * cfgloop.h (expected_loop_iterations_unbounded,
21304 estimated_loop_iterations): Declare.
21306 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
21308 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
21310 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21312 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
21313 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
21314 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
21315 Use output_387_reg_move().
21316 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
21317 expander using X87MODEF12 mode macro.
21318 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
21319 choosing register preferences. Use output_387_reg_move().
21320 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21321 instead of "x". Use output_387_reg_move().
21322 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21323 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21324 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21325 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21326 Use output_387_reg_move().
21327 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21329 (*truncxf?f_i387 splitter): Ditto.
21331 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21333 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21334 LANG_HOOKS_SAFE_FROM_P.
21335 * expr.c (safe_from_p): Remove langhook call.
21336 * langhooks.h (lang_hooks): Remove safe_from_p.
21337 (lhd_safe_from_p): Remove prototype.
21338 * langhooks.c (lhd_safe_from_p): Remove.
21340 2007-04-06 Jan Hubicka <jh@suse.cz>
21342 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21345 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21347 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21348 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21349 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21350 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21352 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21353 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21355 2007-04-05 Richard Henderson <rth@redhat.com>
21357 * config/alpha/alpha.c (print_operand) [+]: Remove.
21358 (alpha_end_function): Print nop if call at end of function.
21359 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21360 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21361 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21362 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21363 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21364 the call pattern. Update peepholes to match.
21366 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21368 * doc/extend.texi (Other Builtins): Add decimal float variants
21370 * builtins.def: Ditto.
21371 * builtins.c (expand_builtin): Ditto.
21373 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21374 H.J. Lu <hongjiu.lu@intel.com>
21377 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21378 of V8HImode when calling ix86_binary_operator_ok.
21379 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21380 (sdot_prodv8hi): Operands 1 and 2 must be register.
21382 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21384 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21385 initialize align to silence bogus warning.
21387 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21389 PR middle-end/22156
21390 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21392 (struct sra_walk_fns): Remove use_all parameter from use.
21393 (sra_hash_tree): Handle BIT_FIELD_REFs.
21394 (sra_elt_hash): Don't hash bitfld blocks.
21395 (sra_elt_eq): Skip them in parent compares as well. Handle
21397 (sra_walk_expr): Don't maintain or pass down use_all_p.
21398 (scan_use): Remove use_all parameter.
21399 (scalarize_use): Likewise. Re-expand assignment to
21400 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21401 output, and re-scalarize after output. Don't mark anything
21403 (scalarize_ldst): Adjust.
21404 (scalarize_walk_gimple_modify_statement): Likewise.
21405 (build_element_name_1): Handle BIT_FIELD_REFs.
21406 (instantiate_element): Don't warn for any element whose parent
21407 is used as a whole.
21408 (instantiate_missing_elements_1): Return the sra_elt.
21409 (canon_type_for_field): New.
21410 (try_instantiate_multiple_fields): New.
21411 (instantiate_missing_elemnts): Use them.
21412 (mark_no_warning): Removed.
21413 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21414 (REPLDUP, sra_build_elt_assignment): New.
21415 (generate_copy_inout): Use them.
21416 (generate_element_copy): Likewise. Handle bitfld differences.
21417 (generate_element_zero): Don't recurse for blocks. Use
21418 sra_build_elt_assignment.
21419 (generate_one_element_int): Take elt instead of var. Use
21420 sra_build_elt_assignment.
21421 (generate_element_init_1): Adjust.
21422 (scalarize_use, scalarize_copy): Use REPLDUP.
21423 (scalarize_ldst): Move assert before dereference.
21424 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21426 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21428 * regmove.c: Fix unused variable warnings due to previous commit.
21430 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21432 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21433 (regmove_bb_head): Remove.
21434 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21435 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21436 problems with fixup_match_1.
21437 Don't initialize/free regmove_bb_head.
21439 (reg_is_remote_constant_p): If an insn is in the same basic block
21440 but not before INSN, consider it remote, too.
21442 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21445 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21446 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21448 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21450 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21451 (CONDITIONAL_REGISTER_USAGE): Likewise.
21453 2007-04-04 Richard Henderson <rth@redhat.com>
21455 * config/alpha/lib1funcs.asm: Remove unused file.
21457 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21460 * opts.c (print_specific_help): Fix --help=<language>
21462 (common_handle_option): Support --help=common.
21464 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21467 * gcc.c (main): Do not run the linker if
21468 print_subprocess_help indicates that it shouldn't be
21471 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21474 * doc/invoke.texi (--help=): Document <languages> value, fix
21475 formatting in tables of values.
21477 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21479 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21480 dllimport attribute of virtual methods.
21482 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21484 * config/score/crti.asm: Change _bss_start to __bss_start.
21485 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21486 (OUTGOING_REG_PARM_STACK_SPACE) update.
21487 * config/score/score.opt: add options to make backend support
21488 score5, score5u, score7 and score7d.
21489 * config/score/score.md: Likewise.
21490 * config/score/misc.md: Likewise.
21491 * config/score/mac.md: Likewise.
21492 * doc/invoke.texi: Likewise.
21493 * doc/md.texi: update constraints define.
21495 2007-04-03 Richard Henderson <rth@redhat.com>
21497 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21498 an appropriate type, use the mode instead.
21500 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21502 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21503 Set the default --with-arch setting to mips2.
21504 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21505 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21506 (MULTILIB_OSDIRNAMES): Delete.
21507 (MULTILIB_DIRNAMES): Define.
21508 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21509 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21510 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21511 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21512 VXWORKS_OS_CPP_BUILTINS.
21513 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21514 (MIPS_DEBUGGING_INFO): Undefine.
21515 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21517 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21519 PR middle-end/30704
21520 * fold-const.c (native_encode_real): Encode real.c provided longs
21521 as a series of 32-bit native integers.
21522 (native_interpret_real): Interpret buffer as a series of 32-bit
21525 2007-04-03 Richard Guenther <rguenther@suse.de>
21527 * genpreds.c (write_insn_constraint_len): Write function
21528 optimized for CONSTRAINT_LEN implementation.
21529 (write_tm_preds_h): Output insn_constraint_len inline and
21530 use it for CONSTRAINT_LEN.
21531 (write_insn_preds_c): Don't output insn_constraint_len.
21532 * doc/md.texi (define_register_constraint): Document multi-letter
21533 constraints shall have the same length if they start with the same
21536 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21539 * config/i386/i386.md (isinf<mode>2): Expand only when
21540 TARGET_C99_FUNCTIONS is set.
21542 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21544 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21545 (x86_64-*-linux*): Ditto.
21546 * config/i386/i386.opt (mpc): New option.
21547 * config/i386/i386.c (overrride_options): Handle
21548 ix87_precision_string.
21549 * config/i386/crtprec.c: New file.
21550 * config/i386/t-crtpc: Ditto.
21551 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21552 and -mpc80 options.
21553 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21554 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21555 crtprec32.o, crtprec64.o and crtprec80.o.
21557 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21558 and -mpc80 options.
21559 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21561 2007-04-02 Eric Christopher <echristo@apple.com>
21563 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21564 limitations on darwin.
21566 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21569 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21571 2007-04-02 Dave Korn <dave.korn@artimi.com>
21573 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21575 2007-04-02 Dave Korn <dave.korn@artimi.com>
21577 * libgcc2.h (exception_descriptor): Don't forward-declare.
21578 (__get_eh_table_language, __get_eh_table_version): Delete
21579 prototypes of long-dead functions.
21581 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21583 * ebitmap.h: New file
21584 * ebitmap.c: New file
21585 * Makefile.in (ebitmap.o): New target.
21587 2007-04-01 Jan Hubicka <jh@suse.cz>
21589 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21590 before very first instruction.
21592 2007-04-01 Jan Hubicka <jh@suse.cz>
21594 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21595 waring on 64bit hosts.
21596 * bitmap.h: Fix typo in bitmap_head_def.
21598 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21600 PR rtl-optimization/31391
21601 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21602 into a DELETED_LABEL note, and the label is in an empty basic
21603 block, update BB_END as well as BB_HEAD.
21605 2007-04-01 Richard Henderson <rth@redhat.com>
21607 PR tree-optimization/31169
21608 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21609 to varying if the range is outside [0, prec-1].
21611 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21614 * config/mips/mips.md (load_const_gp): New insn.
21615 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21616 the MIPS16 GP pseudo register if no_new_pseudos.
21617 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21619 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21622 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21624 (call_value): Likewise.
21626 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21627 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21630 * doc/invoke.texi: (optimization options): Reword description
21631 of -ffast-math. Document its primary purpose.
21633 2007-03-31 Richard Guenther <rguenther@suse.de>
21635 * omp-low.c (splay-tree.h): Include.
21636 (lookup_decl): Replace splay-tree usage by pointer-map.
21637 (maybe_lookup_decl): Likewise.
21638 (new_omp_context): Likewise.
21639 (delete_omp_context): Likewise.
21640 * gimplify.c (splay-tree.h): Include.
21641 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21643 (remap_ssa_name): Likewise.
21644 (remap_decl): Likewise.
21645 (remap_type_1): Likewise.
21646 (remap_type): Likewise.
21647 (copy_body_r): Likewise.
21648 (expand_call_inline): Likewise.
21649 (clone_body): Likewise.
21650 (copy_tree_r): Likewise.
21651 (remap_save_expr): Likewise.
21652 (unsave_r): Likewise.
21653 (unsave_expr_now): Likewise.
21654 (tree_function_versioning): Likewise.
21655 (build_duplicate_type): Likewise.
21656 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21657 (struct copy_body_data): Replace splay-tree by pointer-map.
21658 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21659 not $(SPLAY_TREE_H).
21660 (gimplify.o): Depend on $(SPLAY_TREE_H).
21661 (omp-low.p): Likewise.
21663 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21665 * config/avr/predicates.md (even_register_operand,
21666 odd_register_operand): New predicates.
21667 * config/avr/avr.md (movw peephole2): New.
21668 (movw_r peephole2): New.
21670 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21672 * tree.h (get_signed_or_unsigned_type): New.
21673 * fold-const.c (operand_equal_for_comparison_p): Use
21674 get_signed_or_unsigned_type instead of
21675 lang_hooks.types.signed_or_unsigned_type.
21676 * expr.c (store_expr): Ditto.
21677 * langhooks.c (get_signed_or_unsigned_type): New.
21678 (lhd_signed_or_unsigned_type): New.
21679 * langhooks.h (lhd_signed_or_unsigned_type): New.
21680 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21682 2007-03-30 Richard Henderson <rth@redhat.com>
21684 * tree-ssa-loop-ivopts.c: Include target.h.
21685 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21686 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21687 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21688 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21690 2007-03-30 Richard Henderson <rth@redhat.com>
21691 Kai Tietz <kai.tietz@onevision.com>
21693 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21694 default for 64-bit.
21695 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21696 (TARGET_64BIT_MS_ABI): New.
21697 (DBX_REGISTER_NUMBER): Handle 64-bit.
21698 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21699 (LONG_TYPE_SIZE): Force to 32.
21700 (REG_PARM_STACK_SPACE): New.
21701 (OUTGOING_REG_PARM_STACK_SPACE): New.
21702 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21703 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21704 (STACK_BOUNDARY): Use 128 for 64-bit.
21705 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21706 Add 64-bit implementation.
21707 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21709 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21710 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21711 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21712 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21713 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21714 TARGET_64BIT_MS_ABI.
21715 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21716 (ix86_pass_by_reference): Likewise.
21717 (ix86_function_value_regno_p): Likewise.
21718 (ix86_build_builtin_va_list): Likewise.
21719 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21720 (function_arg_advance_ms_64): New.
21721 (function_arg_advance): Call it.
21722 (function_arg_ms_64): New.
21723 (function_arg): Call it.
21724 (function_value_ms_64): New.
21725 (ix86_function_value_1): Call it.
21726 (return_in_memory_ms_64): New.
21727 (ix86_return_in_memory): Call it.
21728 (setup_incoming_varargs_ms_64): New.
21729 (ix86_setup_incoming_varargs): Call it.
21730 (ix86_expand_prologue): Handle 64-bit stack probing.
21731 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21732 (output_pic_addr_const): Likewise.
21733 (x86_this_parameter): Likewise.
21734 (x86_output_mi_thunk): Likewise.
21735 (x86_function_profiler): Likewise.
21736 (TARGET_STRICT_ARGUMENT_NAMING): New.
21737 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21738 (TARGET_64BIT_MS_ABI): New.
21739 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21740 * config/i386/i386.md (allocate_stack_worker): Remove.
21741 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21742 describe the clobber of eax without a match_scratch.
21743 (allocate_stack_worker_postreload): Remove.
21744 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21745 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21746 (allocate_stack_worker_rex64_postreload): Remove.
21747 (allocate_stack): Handle 64-bit.
21748 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21749 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21750 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21751 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21752 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21753 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21754 * config.build (x86_64-*-mingw*): New host.
21755 * config.host (x86_64-*-mingw*): New host.
21756 * config.gcc (x86_64-*-mingw*): New target.
21757 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21759 2007-03-30 Richard Henderson <rth@redhat.com>
21760 Kai Tietz <kai.tietz@onevision.com>
21762 * c-pragma.c (struct def_pragma_macro_value): New.
21763 (struct def_pragma_macro): New.
21764 (pushed_macro_table): New.
21765 (dpm_hash, dpm_eq): New.
21766 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21767 (init_pragma): Install them.
21768 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21770 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21772 * config/avr/avr.c (avr_override_options): Clear
21773 'flag_delete_null_pointer_checks'.
21775 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21778 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21779 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21780 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21781 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21782 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21783 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21784 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21786 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21788 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21790 * regmove.c: Move all of pass_stack_adjustments from here...
21791 * combine-stack-adj.c: ...to this new file.
21792 * Makefile.in: Add rules for combine-stack-adj.o.
21794 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21796 PR tree-optimization/31383
21797 * tree-data-ref.c (affine_function_equal_p): Do not require the
21798 vectors to have the same length.
21800 2007-03-30 Jan Hubicka <jh@suse.cz>
21802 PR middle-end/30700
21803 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21804 availablility; add more sanity checking; ask varpool only about
21807 2007-03-29 Richard Henderson <rth@redhat.com>
21809 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21810 to decide, but __SIZEOF_LONG_LONG__.
21812 2007-03-29 Richard Henderson <rth@redhat.com>
21814 * emutls.c (struct __emutls_array): New.
21815 (emutls_destroy): Use it instead of casting element 0 from void*.
21816 (__emutls_get_address): Likewise.
21818 2007-03-29 Richard Henderson <rth@redhat.com>
21820 * varasm.c (initializer_constant_valid_p): Don't deny
21821 DECL_DLLIMPORT_P on functions.
21823 * config/i386/cygming.h: Remove function declarations.
21824 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21825 (ASM_OUTPUT_LABELREF): Remove.
21826 (COMMON_ASM_OP): Remove.
21827 (ASM_OUTPUT_COMMON): Remove.
21828 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21829 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21830 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21831 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21832 Rename from TARGET_ENCODE_SECTION_INFO.
21833 * config/i386/netware.h: Likewise.
21834 * config/i386/i386-protos.h: Update.
21835 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21836 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21837 (legitimate_constant_p): Reject dllimports.
21838 (dllimport_map, get_dllimport_decl): New.
21839 (legitimize_dllimport_symbol): New.
21840 (legitimize_address, ix86_expand_move): Use it.
21841 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21842 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21843 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21844 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21845 * config/i386/predicates.md (constant_call_address_operand): Only
21846 accept symbols; reject dllimport_p symbols.
21847 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21848 i386_pe_maybe_record_exported_symbol.
21849 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21850 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21851 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21852 trust the setting of DECL_DLLIMPORT_P.
21853 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21854 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21855 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21856 tidy the argument scanning loop.
21857 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21858 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21859 (i386_pe_strip_name_encoding): Remove.
21860 (i386_pe_binds_local_p): New.
21861 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21862 (i386_pe_output_labelref): Remove.
21863 (i386_pe_asm_output_aligned_decl_common): New.
21864 (i386_pe_maybe_record_exported_symbol): Rename from
21865 i386_pe_record_exported_symbol; check for dllexported symbols.
21867 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21869 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21870 add comment explaining why vsnprintf cannot be used.
21872 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21874 PR tree-optimization/30666
21875 * tree.c (build_complex_type): When creating type names for DWARF2
21876 debug info, create TYPE_DECLs for TYPE_NAME instead of
21878 (build_common_tree_nodes_2): Use build_complex_type when building
21879 predefined complex types, to preserve canonical types.
21881 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21883 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21884 (noce_get_alt_condition): Look at it to determine whether to
21885 reverse the condition or not.
21886 (noce_get_condition): Substitute the truth for lies.
21887 (noce_find_if_block): Set the then_else_reversed field.
21889 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21891 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21892 destination of this insn.
21893 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21894 than calling gen_rtx_SET directly. Use r0 to hold the value of
21895 'address + 4' rather than a stack based temporary which can be
21896 mis-optimized away.
21898 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21900 * config/s390/s390.c (s390_secondary_input_reload_class,
21901 s390_secondary_output_reload_class): Functions removed.
21902 (s390_secondary_reload): New function.
21903 (TARGET_SECONDARY_RELOAD): Target macro defined.
21904 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21905 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21906 * config/s390/s390.md ("reload_outti", "reload_outdi",
21907 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21908 "reload_out<mode>"): Expanders removed.
21909 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21910 "reload<mode>_nonoffmem_out"): Expanders added.
21912 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21914 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21915 action if SRC->DEST replacement failed anyway.
21917 2007-03-28 Mike Stump <mrs@apple.com>
21919 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21920 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21921 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21923 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21925 * config.gcc: Accept barcelona as a variant of amdfam10.
21926 * config/i386/i386.c (override_options): Likewise.
21927 * doc/invoke.texi: Likewise.
21929 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21931 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21932 offsets for BIT_FIELD_REF and COMPONENT_REF.
21934 2007-03-28 Richard Guenther <rguenther@suse.de>
21936 * tree.c (is_global_var): Move ...
21937 * tree-flow-inline.h (is_global_var): ... here.
21938 * tree.h (is_global_var): Remove declaration.
21940 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21942 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21944 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21945 * config/i386/i386.c (ix86_tune_features): Initialize new
21947 * config/i386/predicates.md (promotable_binary_operator): Use
21948 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21950 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21953 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21955 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21957 * config/fr30/fr30.md (movsi_internal): Change destination
21958 constraint from m to V and add m to the end.
21960 2007-03-28 Christian Bruel <christian.bruel@st.com>
21962 * config/sh/sh.md (movsi_i): Fix type attribute.
21964 2007-03-28 Christian Bruel <christian.bruel@st.com>
21966 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21967 (movsf_ie): Likewise.
21969 2007-03-28 Christian Bruel <christian.bruel@st.com>
21971 * config.gcc: Add sh4-300 to multilib.
21972 * config/sh/t-mlib-sh4-300: New file.
21974 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21976 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21977 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21978 fix_trunc<mode>di2.
21979 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21980 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21981 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21982 "fixuns_trunctddi2"): Whitespace fix.
21984 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21986 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21987 the definition of struct sh_args.
21988 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21989 CALL_COOKIE_INT_REG_GET): Likewise.
21991 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21993 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21994 transformations are applied successfully.
21996 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21998 * tree.c (tree_contains_struct): Permit 512 tree codes.
21999 * tree.h (tree_contains_struct): Ditto.
22000 (MAX_TREE_CODES): Ditto.
22001 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22002 SPARE member to store remaining padding bits.
22004 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22006 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22009 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22011 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22012 * configure: Regenerate.
22014 * configure: Regenerate using the correct version of autoconf.
22016 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22018 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22020 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22021 regs to "__SP_L__" and "__SP_H__".
22023 2007-03-27 Richard Guenther <rguenther@suse.de>
22025 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22026 computations with it with a HOST_WIDE_INT variable.
22028 2007-03-26 Mike Stump <mrs@apple.com>
22030 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22031 objective-c-header, objective-c++-header and objc++-cpp-output
22033 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22035 2007-03-26 Richard Henderson <rth@redhat.com>
22038 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22039 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22040 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22041 IX86_BUILTIN_PSRLQ128): New.
22042 (ix86_init_mmx_sse_builtins): Add them.
22043 (ix86_expand_builtin): Expand them.
22044 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22045 operand 2 be TImode.
22046 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22047 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22048 _mm_srli_epi64): Mark __B const.
22049 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22050 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22051 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22052 new two-vector shift builtins.
22054 2007-03-26 Ian Lance Taylor <iant@google.com>
22056 PR tree-optimization/31345
22057 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22058 [+INF, +INF(OVF)] into VARYING.
22060 2007-03-26 Zack Weinberg <zackw@panix.com>
22062 * gengtype-parse.c: New file.
22063 * gengtype-yacc.y: Delete.
22064 * gengtype-lex.l: Don't include gengtype-yacc.h.
22065 Define YY_DECL and yyterminate appropriately for recursive
22066 descent parser. yylval is now a string out-parameter to yylex.
22067 (HWS, EOID): New shorthand.
22068 (IWORD): Add a couple more types.
22069 (yylex): Add a setup stanza. Remove the complex rules for
22070 detecting GTY'ed types and typedefs; replace with simple
22071 keyword detectors. Adjust everything for the changed
22072 definition of yylval. Ignore all pp-directives, not just #define.
22074 (parse_file): Rename yybegin; do not call yyparse.
22076 * gengtype.c (xasprintf): Export again.
22077 (this_file): New. Use everywhere __FILE__ was being used.
22078 (get_lang_bitmap): Special case types defined in gengtype.c.
22079 (do_typedef, new_structure): Suppress definition of certain types.
22080 (new_structure): Improve diagnostics of duplicate definitions.
22081 Make sure location_s is associated with input.h.
22082 (nreverse_pairs, define_location_structures): New functions.
22083 (main): Improve tagging of kludge types. Remove old kludges
22084 for input.h types; use define_location_structures.
22085 * gengtype.h: Update prototypes. Define token codes here.
22086 * Makefile.in: Remove all references to gengtype-yacc.
22087 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22089 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22090 add GTY((skip)) to the field that's only conditionally there.
22091 * doc/install.texi: Document that Bison is no longer required
22092 unless building treelang.
22094 * gengtype.c: Don't include gtyp-gen.h.
22095 (srcdir): Declare here.
22096 (base_files, lang_dir_names): Allocate dynamically.
22097 (gt_files, num_gt_files, num_lang_dirs): New globals.
22098 (measure_input_list, read_input_line, read_input_list)
22099 (set_lang_bitmap): New functions.
22100 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22101 simplify, relying on read_input_list to set up the bitmaps.
22102 (main): Arguments are no longer unused. Check for correct number
22103 of command line arguments, set srcdir and srcdir_len, then call
22104 read_input_list, before doing anything else. No need to worry
22105 about duplicates in main loop.
22106 * configure.ac: Simplify the calculation of all_gtfiles.
22107 Put language tags in there. Don't set or substitute
22108 all_gtfiles_files_langs or all_gtfiles_files_frags.
22109 * Makefile.in: Revamp the way gengtype is invoked, now that it
22110 takes a file on its command line with a much simpler format.
22111 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22112 (GTFILES): Remove duplicates and C source files.
22113 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22114 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22115 * configure: Regenerate.
22117 * gengtype.h: Remove all type definitions to gengtype.c; leave
22118 only definitions of options_p, type_p, and pair_p as opaque
22119 pointers. Update prototypes.
22120 * gengtype.c: Many type definitions moved here from gengtype.h.
22121 Consolidate type definitions at the top of the file.
22122 (xvasprintf): Delete.
22123 (xasprintf): Make static.
22124 (create_nested_pointer_option): Add 'next' parameter.
22125 (create_field_all, create_field_at): New functions.
22126 (create_field): Now a thin wrapper around create_field_all.
22127 (create_optional_field): Rename create_optional_field_ and add
22128 line argument. Original name is now a macro which supplies
22130 (oprintf): Use vsnprintf directly.
22131 (close_output_files): Use fatal rather than perror/exit.
22132 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22133 (main): Set progname. Don't use exit.
22134 * gengtype-yacc.y (struct_fields): Use create_field_at.
22135 (option, optionseqopt): Delete.
22136 (optionseq): Consolidate productions from option here so we
22137 can use the first argument to create_option.
22139 * gengtype-lex.l: Distinguish unions from structures in the
22140 token type. Don't call find_structure; return the tag as a string.
22141 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22142 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22143 string. Reorganize typedef_struct production accordingly.
22144 Use create_nested_ptr_option.
22145 * gengtype.c (create_nested_ptr_option): New function.
22146 * gengtype.h: Declare it.
22148 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22149 (string_type): Don't declare.
22150 (do_scalar_typedef): Declare.
22151 (create_scalar_type): Update prototype.
22152 * gengtype.c (string_type): Make static.
22153 (scalar_nonchar, scalar_char): New.
22154 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22155 (resolve_typedef): Use scalar_nonchar for error recovery.
22156 (create_scalar_type): Remove name_len field. Return scalar_char
22157 or scalar_nonchar as appropriate.
22158 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22159 to use string_type.
22160 (throughout): Use scalar_nonchar instead of calling
22161 create_scalar_type, whenever possible.
22162 (main): Initialize scalar_char and scalar_nonchar before calling
22164 * gengtype-lex.l: Adjust for removal of second argument to
22165 create_scalar_type. Use yylval.s instead of yylval.t when
22167 * gengtype-yacc.y: Type of SCALAR is string. Call
22168 create_scalar_type from type:SCALAR rule. Adjust for removal of
22169 second argument to create_scalar_type.
22171 * vec.h: Remove all #if IN_GENGTYPE blocks.
22172 Add comment saying that changes may require adjustments to gengtype.
22173 * gengtype.c: Don't include coretypes.h or tm.h.
22174 Add comment to inclusion of errors.h.
22175 (note_def_vec, note_def_vec_alloc): New functions.
22176 * gengtype.h: Declare new functions.
22177 * gengtype-lex.l: Don't include coretypes.h.
22178 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22180 (update_lineno): Remove unnecessary prototype.
22181 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22182 (VEC rule): Just return VEC_TOKEN.
22183 * gengtype-yacc.y (VEC_TOKEN): New token type.
22184 (type): Add a production for VEC(a,b).
22185 * Makefile.in: Update dependencies.
22187 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22188 typedefs that use the old PARAMS macro.
22190 * gengtype-lex.l: Remove all rules and states relating to yacc
22192 * gengtype-yacc.y: Similarly.
22193 * gengtype.c (note_yacc_type): Delete function.
22194 * gengtype.h: Update prototypes.
22196 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22198 * tree-pretty-print.c (dump_generic_node): Report precision of
22199 unnamed integer types.
22201 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22203 * ifcvt.c (noce_try_store_flag_constants): Don't check
22204 no_new_pseudos here.
22205 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22206 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22207 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22208 noce_try_sign_mask): Likewise.
22209 (if_convert): Check no_new_pseudos here.
22211 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22213 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22214 (noce_get_condition): Handle new then_else_reversed argument.
22215 (noce_init_if_info): Remove, fold into noce_find_if_block.
22216 (noce_process_if_block): Take a struct noce_if_info as the
22217 argument. Don't set up one based on ce_if_info. Update pointer
22218 references accordingly.
22219 (cond_move_process_if_block): Likewise.
22220 (process_if_block): Removed.
22221 (find_if_block): Removed. Move functionality two new functions,
22222 noce_find_if_block and cond_exec_find_if_block.
22223 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22224 blocks and the symmetric IF-ELSE-JOIN case.
22225 (cond_exec_find_if_block): Also new function mostly based on old
22226 find_if_block and process_if_block.
22227 (find_if_header): Replace find_if_block call with separately
22228 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22229 (find_cond_trap): Update noce_get_condition call.
22230 (dead_or_predicable): Likewise.
22232 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22234 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22236 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22237 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22238 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22239 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22240 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22241 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22242 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22243 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22244 __builtin_ia32_psrad128 builtins.
22246 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22248 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22249 * config/i386/constraints.md
22250 (define_constraint "I"): Use IN_RANGE macro.
22251 (define_constraint "J"): Ditto.
22252 (define_constraint "K"): Ditto.
22253 (define_constraint "M"): Ditto.
22254 (define_constraint "N"): Ditto.
22255 (define_constraint "O"): Ditto.
22256 * config/i386/predicates.md
22257 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22258 (define_predicate "const_0_to_3_operand"): Ditto.
22259 (define_predicate "const_0_to_7_operand"): Ditto.
22260 (define_predicate "const_0_to_15_operand"): Ditto.
22261 (define_predicate "const_0_to_63_operand"): Ditto.
22262 (define_predicate "const_0_to_255_operand"): Ditto.
22263 (define_predicate "const_1_to_31_operand"): Ditto.
22264 (define_predicate "const_2_to_3_operand"): Ditto.
22265 (define_predicate "const_4_to_7_operand"): Ditto.
22267 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22269 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22270 in SImode for save_world.
22271 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22274 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
22276 PR tree-optimization/30784
22277 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
22280 2007-03-25 Revital Eres <eres@il.ibm.com>
22282 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
22283 Fold movement_possibility function into it.
22285 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22287 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
22288 (load_macho_picbase_{si,di}): Convert to LR hard reg.
22289 (call_indirect_nonlocal_darwin64): Same.
22290 (call_nonlocal_darwin64): Same.
22291 (call_value_indirect_nonlocal_darwin64): Same.
22292 (call_value_nonlocal_darwin64): Same.
22293 (sibcall_nonlocal_darwin64): Same.
22294 (sibcall_value_nonlocal_darwin64): Same.
22295 (sibcall_symbolic_64): Same.
22296 (sibcall_value_symbolic_64): Same.
22297 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
22299 (rs6000_emit_load_toc_table): Same.
22300 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
22301 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
22303 (divss_call): Same.
22304 (divus_call): Same.
22305 (quoss_call): Same.
22306 (quous_call): Same.
22307 (load_toc_v4_pic_si): Same
22308 (load_toc_v4_PIC_1): Same.
22309 (load_toc_v4_PIC_1b): Same.
22310 (call_indirect_aix{32,64}): Same.
22311 (call_value_indirect_aix{32,64}): Same.
22313 (call_value): Same.
22314 (call_local{32,64}): Same.
22315 (call_value_local{32,64}): Same.
22316 (call_indirect_nonlocal_aix{32,64}): Same.
22317 (call_nonlocal_aix{32,64}): Same.
22318 (call_value_indirect_nonlocal_aix{32,64}): Same.
22319 (call_value_nonlocal_aix{32,64}): Same.
22320 (call_indirect_nonlocal_sysv<mode>): Same.
22321 (call_nonlocal_sysv<mode>): Same.
22322 (call_value_indirect_nonlocal_sysv<mode>): Same.
22323 (call_value_nonlocal_sysv<mode>): Same.
22325 (sibcall_local{32,64}): Same.
22326 (sibcall_value_local{32,64}): Same.
22327 (sibcall_nonlocal_aix{32,64}): Same.
22328 (sibcall_value_nonlocal_aix{32,64}): Same.
22329 (sibcall_nonlocal_sysv<mode>): Same.
22330 (sibcall_value): Same.
22331 (sibcall_value_nonlocal_sysv<mode>): Same.
22333 2007-03-24 Paul Brook <paul@codesourcery.com>
22335 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22336 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22338 2007-03-24 Richard Henderson <rth@redhat.com>
22340 * config/ia64/constraints.md: New file.
22341 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22342 satisfies_constraint_?.
22343 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22344 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22345 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22346 ia64_output_mi_thunk): Likewise.
22347 (ia64_const_ok_for_letter_p): Remove.
22348 (ia64_const_double_ok_for_letter_p): Remove.
22349 (ia64_extra_constraint): Remove.
22350 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22351 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22352 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22353 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22354 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22355 EXTRA_MEMORY_CONSTRAINT): Remove.
22356 * config/ia64/ia64.md: Include constriants.md. Replace
22357 CONST_OK_FOR_? with satisfies_constraint_?.
22359 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22360 H.J. Lu <hongjiu.lu@intel.com>
22362 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22364 (name macros): Use DPD_BID_NAME to convert names properly.
22366 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22367 decimal floating point format.
22368 (init_floating_libfuncs): Change decimal functions so that they
22369 have a "bid_" prefix if the decimal system uses the BID format,
22370 and "dpd_" prefix if the decimal system uses the DPD format.
22371 (init_interclass_conv_libfuncs): Ditto.
22372 (init_intraclass_conv_libfuncs): Ditto.
22374 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22375 using the BID format.
22377 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22378 whether we are using the BID decimal format.
22379 * configure: Regenerate.
22381 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22382 the compiler has decimal floating point enabled. Define
22383 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22386 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22387 using the BID format.
22389 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22390 whether we are using the BID decimal format.
22391 * configure: Regenerate.
22393 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22394 the compiler has decimal floating point enabled. Define
22395 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22398 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22399 options, and that it is enabled for i386/x86_64 systems.
22401 * Makefile.in (enable_decimal_float): New.
22403 (DECNUMINC): Add -I$(DECNUMFMT).
22404 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22405 to $(DECNUMFMT) from $(DECNUM).
22407 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22408 Substitute enable_decimal_float.
22409 * configure: Regenerated.
22412 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22415 * configure.ac: Enable decimal float for x86_64-*-linux*.
22416 * configure: Regenerated.
22419 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22420 decimal128ClearSign to flip and clear the sign bit in decimal128.
22421 (decimal_real_maxval): Set decimal128SetSign to set the sign
22424 2007-03-23 Ian Lance Taylor <iant@google.com>
22426 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22428 2007-03-23 Ian Lance Taylor <iant@google.com>
22430 * tree-dump.c (dump_files): Correct comment.
22432 2007-03-23 Ian Lance Taylor <iant@google.com>
22434 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22436 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22438 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22439 in cfglayout mode. Don't go into and out of cfglayout mode.
22440 Link the blocks in the order of the constructed traces.
22441 (rest_of_handle_tracer): Adjust call to tracer.
22442 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22443 Don't go into cfglayout mode.
22444 (rtl_loop_done): Don't go out of cfglayout mode.
22445 * cfglayout.c (relink_block_chain): New function, split out from...
22446 (fixup_reorder_chain): ...here. Remove redundant checking.
22447 (cfg_layout_finalize): Don't clear the header, footer, and aux
22448 fields here, move the code to do so to relink_block_chain. Likewise
22449 for free_original_copy_tables.
22450 * rtl.h (tracer): Update prototype.
22451 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22452 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22453 mode. Use relink_block_chain to serialize the CFG according to the
22454 new basic block order. Move targetm.cannot_modify_jumps_p check from
22456 (gate_handle_reorder_blocks): ...to here.
22457 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22459 (gate_duplicate_computed_gotos): ...to here.
22460 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22461 something always changes when going into and out of cfglayout mode.
22462 Perform an expensive cfg cleanup while going into cfglayout mode.
22463 Always update liveness information on HAVE_conditional_execution
22464 targets. Reserialize the basic blocks and go out of cfglayout mode.
22465 * reg-stack.c: Include cfglayout.h.
22466 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22467 the call to reorder_basic_blocks.
22468 * basic-block.h (reorder_basic_blocks): Update prototype.
22469 (relink_block_chain): New prototype.
22470 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22472 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22474 * config/mips/mips.md (type, hazard, *movdi_32bit,
22475 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22476 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22477 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22478 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22479 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22481 (movcc): Change first xfer to multi.
22482 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22483 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22484 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22485 config/mips/generic.md: Change reservations using "xfer" to use
22487 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22488 using match_operand.
22489 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22490 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22492 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22494 2007-03-22 Richard Henderson <rth@redhat.com>
22496 * config/i386/i386.c: Remove unnecessary function declarations.
22497 Move targetm definition, and all related macros, to the end of
22498 the file. Resort some functions to put definitions before uses.
22499 (ix86_attribute_table): Make static. Move to end of file.
22500 (ix86_gimplify_va_arg): Make static.
22502 2007-03-22 Richard Henderson <rth@redhat.com>
22504 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22505 don't increase local_regparm with force_align_arg_pointer check.
22506 (ix86_function_sseregparm): Assert 32-bit.
22507 (type_has_variadic_args_p): New.
22508 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22509 type_has_variadic_args_p.
22510 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22511 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22512 use memset instead. Do maybe_vaarg check first; skip attribute
22513 tests if true; skip attribute tests for 64-bit.
22514 (construct_container): Remove TARGET_DEBUG_ARG.
22515 (function_arg_advance_32, function_arg_advance_64): Split out ...
22516 (function_arg_advance): ... from here.
22517 (function_arg_32, function_arg_64): Split out ...
22518 (function_arg): ... from here.
22519 (ix86_pass_by_reference): Tidy.
22520 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22521 (function_value_32): New, from parts of ix86_function_value
22522 and ix86_value_regno.
22523 (function_value_64): New, from parts of ix86_function_value
22524 and ix86_libcall_value.
22525 (ix86_function_value_1): New.
22526 (ix86_function_value, ix86_libcall_value): Use it.
22527 (return_in_memory_32, return_in_memory_64): Split out ...
22528 (ix86_return_in_memory): ... from here.
22529 (ix86_struct_value_rtx): Skip for 64-bit.
22530 (ix86_libcall_value, ix86_value_regno): Remove.
22531 (setup_incoming_varargs_64): Split out ...
22532 (ix86_setup_incoming_varargs): ... from here.
22533 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22534 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22535 * config/i386/i386-protos.h (ix86_function_value): Remove.
22536 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22538 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22541 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22542 infinities not supported, otherwise emit warning if -Woverflow. On
22543 underflow, emit warning if -Woverflow.
22544 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22546 * real.h (real_from_string): Update declaration
22548 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22549 Richard Henderson <rth@redhat.com>
22551 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22552 * calls.c (compute_argument_block_size, expand_call,
22553 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22554 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22555 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22556 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22557 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22558 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22559 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22560 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22563 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22565 * c-incpath.c (add_sysroot_to_chain): New.
22566 (merge_include_chains): Add sysroot argument. Call
22567 add_sysroot_to_chain if sysrooted.
22568 (register_include_chains): Update call to merge_include_chains.
22569 * doc/cppopts.texi: Document use of '=' in include directory
22572 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22574 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22575 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22576 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22577 insn pattern using X87MODEF12 mode macro.
22579 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22581 * regmove.c (regmove_optimize): Use reg_mentioned_p
22582 instead of reg_overlap_mentioned_p for DST.
22584 2007-03-21 Mike Stump <mrs@apple.com>
22586 * c.opt: Fixup for Objective-C/C++.
22588 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22590 * explow.c (convert_memory_address): Fold memory reference when
22591 POINTERS_EXTEND_UNSIGNED < 0
22593 2007-03-21 Richard Henderson <rth@redhat.com>
22596 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22597 * config/i386/mmintrin.h (__m64): Likewise.
22598 * config/i386/xmmintrin.h (__m128): Likewise.
22600 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22602 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22603 (VXWORKS_OS_CPP_BUILTINS): Define.
22604 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22605 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22607 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22609 * rtl.h (constant_pool_reference_p): Delete.
22610 (find_constant_src): Declare.
22611 * rtlanal.c (find_constant_src): New function.
22612 * simplify-rtx.c (constant_pool_reference_p): Delete.
22613 * config/i386/i386.md: Use find_constant_src instead of
22614 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22616 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22618 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22619 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22621 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22623 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22624 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22625 (arm_elf_asm_constructor): Use it.
22626 (arm_elf_asm_destructor): New function.
22628 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22630 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22632 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22634 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22636 2007-03-19 Andrew Haley <aph@redhat.com>
22638 PR tree-optimization/31264
22639 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22640 VIEW_CONVERT_EXPRs.
22642 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22644 PR rtl-optimization/30907
22645 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22646 (fwprop_init): Always call loop_optimizer_initialize.
22647 (fwprop_done): Always call loop_optimizer_finalize.
22648 (fwprop): We always have loop info now.
22649 (gate_fwprop_addr): Remove.
22650 (pass_fwprop_addr): Use gate_fwprop as gate.
22652 PR rtl-optimization/30841
22653 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22654 df_chain_alloc): Call df_reorganize_refs unconditionally.
22655 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22656 refs_organized to refs_organized_size.
22657 (df_ref_create_structure): Use refs_organized_size instead of
22658 bitmap_size if refs had been organized, and keep refs_organized_size
22660 * df.h (struct df_ref_info): Change refs_organized to
22661 refs_organized_size.
22662 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22665 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22667 * except.c (output_function_exception_table): Do not reference the
22668 EH personality routine for functions that do not require an
22671 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22674 * c-typeck.c (convert_for_assignment): Call comptypes for
22675 RECORD_TYPE or UNION_TYPE.
22677 PR inline-asm/30505
22678 * reload1.c (reload): Do invalid ASM checking after
22679 cleanup_subreg_operands.
22681 2007-03-19 Jeff Law <law@redhat.com>
22683 * tree-cfg.c (find_taken_edge): Tighten conditions for
22684 optimizing computed gotos.
22686 2007-03-19 Michael Matz <matz@suse.de>
22688 * builtins.c (expand_builtin_sync_operation,
22689 expand_builtin_compare_and_swap,
22690 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22693 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22694 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22697 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22699 * doc/tm.texi: Add brackets around the return type of
22700 TARGET_SECONDARY_RELOAD.
22702 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22703 Richard Guenther <rguenther@suse.de>
22705 PR tree-optimization/31254
22706 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22707 Use handled_component_p () where appropriate. Continue
22708 propagating into the rhs if we propagated into an INDIRECT_REF
22711 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22713 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22714 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22715 (xde, xdee): Mode attributes adjusted to support DFP modes.
22716 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22717 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22718 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22719 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22720 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22721 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22722 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22724 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22725 "movsf"): Insn definitions removed.
22726 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22727 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22728 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22730 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22731 "reload_in<mode>", "reload_out<mode>"): Expander added.
22732 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22735 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22737 * config/s390/s390.md: Only non-functional changes. Renamed
22738 FPR mode macro to BFP all over the file.
22740 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22742 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22743 (op_type attribute): RRF instruction type added.
22744 (fT0): New mode attribute.
22745 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22746 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22747 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22748 instruction no secondary memory is needed when moving DFmode values
22749 between GPRs and FPRs.
22751 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22753 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22754 inverted and documentation adjusted.
22755 ("mhard-dfp", "msoft-dfp"): New options.
22756 * config/s390/s390.c (s390_handle_arch_option): New architecture
22758 (override_options): Sanity checks for the new options added.
22759 * config.gcc: New architecture switch: z9-ec.
22760 * config/s390/s390.h (processor_flags): PF_DFP added.
22761 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22762 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22763 when the bit is NOT set so remove it from the defaults.
22765 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22767 * genemit.c (main): Print include statement for dfp.h.
22768 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22771 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22773 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22775 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22778 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22779 instead of PATTERN.
22781 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22783 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22784 attr_length_call, output_call, output_indirect_call): Cleanup
22785 formatting of targetm calls.
22787 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22789 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22791 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22793 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22794 reservation, bypass and anti-bypass descriptions for these
22795 instructions. Update move patterns.
22796 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22799 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22801 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22802 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22803 (get_initial_def_for_reduction): Likewise.
22805 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22807 Fix PR tree-optimization/29922
22808 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22809 (get_representative): Removed.
22810 (value_dies_in_block_x): Update for rvuse removal.
22811 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22812 (compute_antic_aux): Handle when PHI nodes appear in
22813 non-single-successors.
22814 (dump_bitmap_of_names): Removed.
22815 (compute_antic_safe): Renamed and removed rvuse calculation.
22816 Calculate only antic safe.
22817 (insert_into_preds_of_block): Remove assert.
22818 (execute_pre): Update for renamed functions.
22819 (defer_or_phi_translate_block): New function.
22821 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22823 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22824 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22826 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22827 Follow spelling conventions.
22829 * tree-data-ref.h: Remove the prototype for analyze_array.
22831 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22833 PR tree-optimization/31041
22834 * tree-vect-transform.c (get_initial_def_for_induction): Call
22835 force_gimple_operand.
22837 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22839 * ipa-type-escape.c (look_for_casts) : Revert code to use
22840 handled_component_p due to ada test a-numaux.adb.
22842 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22844 * final.c (final_scan_insn): Alter the condition of a
22845 conditional trap if we have nonstandard CC.
22847 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22849 * configure.ac: Remove excess quoting from asm line 0 test.
22850 * configure: Rebuilt.
22852 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22854 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22855 * c-common.c (convert_and_check): Move warning logic to...
22856 (warnings_for_convert_and_check): ...here. Define.
22857 * c-common.h (warnings_for_convert_and_check): Declare.
22859 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22861 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22862 (output_call): Likewise.
22864 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22866 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22868 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22870 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22872 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22874 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22875 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22877 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22879 PR tree-optimization/31183
22880 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22881 Use double_int instead of unsigned int for representing access_strides.
22882 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22884 2007-03-16 Richard Guenther <rguenther@suse.de>
22886 PR tree-optimization/31146
22887 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22888 to allow recursion of forward_propagate_addr_expr.
22889 (forward_propagate_addr_into_variable_array_index): Likewise.
22890 (forward_propagate_addr_expr): Likewise.
22891 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22892 (forward_propagate_addr_expr_1): Recurse on simple copies
22893 instead of propagating into them. Do so for useless conversions
22895 (forward_propagate_addr_expr): Clean up unused statements after
22898 2007-03-16 Richard Guenther <rguenther@suse.de>
22900 * builtins.c (expand_builtin_cexpi): Use the right argument
22901 for the expansion via cexp.
22903 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22905 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22906 * configure: Rebuilt.
22908 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22911 * dwarf2out.c (force_type_die): Adjust comment.
22912 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22914 2007-03-15 DJ Delorie <dj@redhat.com>
22916 * config/frv/predicates.md (minmax_operator): Don't check operands
22919 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22921 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22922 Update constant estimates of number of iterations.
22923 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22924 argument renamed to "realistic".
22925 (compute_estimated_nb_iterations): Removed.
22926 (record_niter_bound): New function.
22927 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22928 call record_nonwrapping_iv with upper = false.
22929 (infer_loop_bounds_from_signedness): Pass upper argument to
22930 record_nonwrapping_iv.
22931 (estimate_numbers_of_iterations_loop): Do not call
22932 compute_estimated_nb_iterations. Record estimate based on profile
22933 information. Initialize the constant estimates of number of
22935 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22937 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22938 number of iterations is too small.
22939 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22940 (EST_NOT_AVAILABLE): Removed.
22941 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22942 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22945 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22947 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22948 Handle NE_EXPR guards.
22950 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22953 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22954 Set also -pedantic-errors by default for the preprocessor unless
22955 -fpermissive is given.
22957 2007-03-15 Richard Guenther <rguenther@suse.de>
22959 PR middle-end/29719
22960 PR middle-end/31161
22961 * builtins.c (expand_builtin_cexpi): As a fallback if we
22962 don't have builtins for sincos or cexp create a function
22963 declaration for cexp and expand to a call to that.
22964 (expand_builtin_int_roundingfn): Always fall
22965 back to floor/ceil and its variants even if they may be
22968 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22970 PR middle-end/31159
22971 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22972 jump tables, move the call to delete_dead_jumptables from here...
22973 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22974 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22975 don't allow merging of blocks that try_redirect_by_replacing_jump
22976 also does not handle when not optimizing.
22978 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22979 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22981 * config/i386/i386.md (x86_sahf_1): Correctly handle
22984 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22987 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22988 x86_64_general_operand as operand[2] predicate. Remove "iF"
22989 from operand constraints and use "e" constraint instead.
22990 (*subti3_1, *subti3_1 splitter): Ditto.
22991 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22992 operand[1] predicate.
22994 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22996 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22997 arrays, multiply the access strides by the size of the sub-array.
22998 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23000 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23002 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23003 the configured assembler supports the sahf mnemonic.
23004 * configure: Regenerate.
23005 * config.in: Regenerate.
23007 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23008 emit "sahf" or ".byte\t0x9e" as asm template.
23010 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23013 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23014 option to replace hard coded TARGET_xxx in md file.
23015 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23016 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23017 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23018 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23019 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23020 (X86_TUNE_NOT_VECTORMODE): Ditto.
23021 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23022 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23023 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23024 (TUNE_SLOW_IMUL_IMM8): Ditto.
23025 (TUNE_MOVE_M1_VIA_OR): Ditto.
23026 (TUNE_NOT_UNPAIRABLE): Ditto.
23027 (TUNE_NOT_VECTORMODE): Ditto.
23029 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23032 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23033 tuning options instead of hard coded TARGET_xxx.
23034 (fix ssemode peephole2's): Ditto.
23035 (imul peephole2's): Ditto.
23037 (movdi_or_rex64): Ditto.
23038 (move peephole2): Ditto.
23039 (not peephole2's): Ditto.
23041 2007-03-14 Dirk Mueller <dmueller@suse.de>
23043 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23044 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23045 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23047 * c-parser.c (c_parser_do_statement): Warn about empty body in
23048 do/while statement.
23049 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23050 * doc/invoke.texi (-Wempty-body): Update documentation.
23052 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23055 * c-common.h (warn_for_div_by_zero): Declare.
23056 * c-common.c (warn_for_div_by_zero): Define.
23057 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23060 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23062 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23063 to PREFIX and STANDARD_PREFIX.
23065 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23066 Phil Edwards <phil@codesourcery.com>
23068 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23069 (__gthread_once_t): Remove busy field for RTPs.
23070 (__GTHREAD_ONCE_INIT): Update accordingly.
23072 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23074 * doc/invoke.texi: Document VxWorks options.
23076 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23078 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23080 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23082 PR tree-optimization/30590
23083 * tree-nrv.c (tree_nrv): Check for the partial update of the
23086 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23088 * flags.h (flag_random_seed): Remove declaration, in favor of...
23089 * toplev.h (get_random_seed, set_random_seed): ... these.
23090 * tree.c (get_file_function_name): Use the former.
23091 * opts.c (common_handle_option): Use the latter.
23094 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23096 PR middle-end/31127
23097 * cse.c (cse_find_path): Do not bail out if a basic block that
23098 we already visited now becomes part of a path that starts at a
23099 different basic block. Just disallow this, to make sure we
23100 visit each basic block at most once.
23102 2007-03-13 Jan Hubicka <jh@suse.cz>
23104 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23105 attributes, when profile esitmate is present, calls with very low
23106 frequency are cold.
23108 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23110 PR tree-optimization/30730
23111 PR tree-optimization/26900
23112 * tree-ssa-loop-niter.c: Include gmp.h.
23113 (bounds): New type.
23114 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23115 split_to_var_and_offset, determine_value_range,
23116 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23117 bound_difference, bounds_add, bounds_negate,
23118 number_of_iterations_ne_max, dump_affine_iv): New functions.
23119 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23120 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23121 difference of initial and final value of control iv to validate
23123 (number_of_iterations_cond): Add loop parameter. Determine bounds
23124 on the difference of the extremes of the control iv. Add dumps.
23125 (expand_simple_operations): Handle phi nodes.
23126 (simplify_using_initial_conditions): Do not record used conditions.
23127 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23128 Do not set additional_info.
23129 (implies_nonnegative_p, implies_ge_p): Removed.
23130 (derive_constant_upper_bound): Do not use parameter `additional'.
23131 (record_estimate): Parameter `additional' removed. Parameter
23132 `i_bound' added. Do not call derive_constant_upper_bound.
23133 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23134 bound the number of iterations estimate.
23135 (estimate_numbers_of_iterations_loop): Pass the estimate from
23136 the number of iterations analysis to record_estimate.
23137 * tree.h (multiple_of_p): Declare.
23138 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23139 (scev_const_prop): Do not check expression_expensive_p.
23140 * fold-const.c (multiple_of_p): Exported.
23141 * double-int.c (double_int_mask): Exported.
23142 * double-int.h (double_int_mask): Declare.
23143 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23144 field. Added max field.
23146 2007-03-13 David Taylor <taylor@candd.org>
23149 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23152 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23155 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23156 two unamed patterns.
23158 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23160 * config/i386/i386.opt (mcx16, msahf): New options.
23161 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23162 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23164 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23165 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23166 Output -mcx16 and -msahf options when corresponding bit is set.
23168 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23169 and -msahf options.
23171 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23173 * configure.ac: Test for assembler tolerance to # 0 "".
23174 * configure, config.in: Rebuilt.
23175 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23177 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23179 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23181 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23182 (handle_syscall): Handle direct system calls.
23183 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23185 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23187 * doc/invoke.texi: Fix cpp.info cross-reference.
23188 * doc/passes.texi: Fix gcc.info cross-reference.
23190 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23192 PR tree-optimization/30835
23193 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23194 bb_for_stmt is not NULL before accessing it.
23196 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23198 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23201 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23204 * doc/install.texi: Document --enable-stage1-languages
23206 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23208 * tree-pass.h (pass_into_cfg_layout_mode,
23209 pass_outof_cfg_layout_mode): Declare.
23210 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23211 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23212 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23213 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23215 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23217 * c-decl.c (warn_variable_length_array): New function.
23218 Refactored from grokdeclarator to handle warn_vla
23219 and handle unnamed array case.
23220 (grokdeclarator): Refactored VLA warning case.
23221 * c.opt (Wvla): New flag.
23222 * doc/invoke.texi (Wvla): New warning.
23224 2007-03-12 Richard Henderson <rth@redhat.com>
23226 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23227 (TARGET_SECTION_TYPE_FLAGS): New.
23229 2007-03-12 Richard Henderson <rth@redhat.com>
23231 * config/darwin.c (machopic_reloc_rw_mask): New.
23232 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23233 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23235 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23237 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23238 * cppdefault.h (cpp_PREFIX): Document.
23239 (cpp_PREFIX_len): Likewise.
23240 (cpp_EXEC_PREFIX): New variable.
23241 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23242 * c-incpath.c (add_standard_paths): Correct logic for relocating
23243 paths within prefix.
23245 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23247 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23248 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23250 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23251 fix_truncdfdi_sse using SSEMODEF mode macro.
23252 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23253 fix_truncdfsi_sse using SSEMODEF mode macro.
23254 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23255 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23257 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23259 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23260 elfos.h to tm_file.
23262 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23264 * tree.h : Add multiple_of_p declaration.
23265 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23266 * ipa-type-escape.c (results_of_malloc): Redundant.
23267 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23268 (cast_type): Extended with new members.
23269 (check_cast): Returns cast_type.
23270 (cast): New structure for data of walk_use_def_chains.
23271 (is_malloc_result, is_cast_from_non_pointer_1,
23272 is_cast_from_non_pointer,
23273 is_array_access_through_pointer_and_index): New functions.
23274 (look_for_casts): Returns cast types.
23275 (check_call): Returns void.
23276 (okay_pointer_operation): Use support of pointer plus index,
23277 pointer plus constant and allow all multiplications.
23279 2007-03-11 Richard Guenther <rguenther@suse.de>
23281 PR tree-optimization/31115
23282 * tree-vrp.c (extract_range_from_binary_expr): Make sure
23283 the shift count is positive and non-anti-range for RSHIFT_EXPR.
23284 A shift count of zero is not special as with *_DIV_EXPR.
23285 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
23288 2007-03-11 Ian Lance Taylor <iant@google.com>
23290 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
23291 the *_DIV_EXPR codes correctly with overflow infinities.
23293 2007-03-11 Ira Rosen <irar@il.ibm.com>
23295 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
23296 indicate success/failure of the analysis. Add negation to subtrahend
23297 in case of subtraction. Fail if both operands contain constants.
23298 (create_data_ref): Fail if analyze_offset fails.
23300 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
23302 * config/i386/i386.md (frndintxf2): Rename to ...
23303 (rintxf2): ... this. Remove expander having same name.
23304 (rintsf2, rintdf2): Implement using SSEMODEF macro.
23305 (roundsf2, rounddf2): Ditto.
23306 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
23307 (lround<mode>di2, lround<mode>si2): Ditto.
23309 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
23311 * lower-subreg.c: Include except.h.
23312 (decompose_multiword_subregs): Verify that the only control flow
23313 insns we can split are loads to multi-words pseudos.
23314 Handle breaking such blocks after splitting, instead of calling
23315 find_many_sub_basic_blocks.
23317 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
23318 on the new basic block. Add a lengthy comment explaining why we
23319 thought this was necessary.
23320 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23322 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23325 * tree.c (walk_type_fields): Recurse into the element type of
23326 ARRAY_TYPEs if there is a pointer set.
23328 2007-03-10 Dirk Mueller <dmueller@suse.de>
23330 * c-common.c (warn_logical_operator): Fix condition.
23332 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23334 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23336 * config/darwin.c (machopic_select_section): Remove superfluous
23337 argument in call to categorize_decl_for_section. Remove unused
23340 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23342 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23344 * configure: Regenerate.
23346 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23349 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23350 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23351 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23352 Add LABEL_NUSES to emitted label.
23353 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23354 branch probability value to emitted jump insn.
23355 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23356 Do not check life information and do not re-arrange input operands
23357 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23359 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23361 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23362 the change of decode_asm_operands.
23364 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23366 * mode-switching.c (create_pre_exit): Skip blockage insn.
23368 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23370 * tree-pass.h (TODO_update_smt_usage): Remove.
23372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23376 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23378 * pa.c (attr_length_call): Revise condition for long
23379 pc-relative branch.
23380 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23381 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23382 sequence on SOM target.
23384 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23386 * gcc.c: Document %{, in big comment at top.
23387 (input_suffix_matches): Remove special handling for .s and
23389 (input_spec_matches): New.
23390 (handle_braces): Handle %{,.
23391 (validate_switches): ',' indicates a value which is not a switch.
23392 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23393 to detect assembler input.
23394 * config/i386/sol2.h (CPP_SPEC): Likewise.
23395 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23396 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23397 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23398 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23399 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23400 -m64 causes deployment target to default to 10.5.
23401 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23403 2007-03-09 Richard Henderson <rth@redhat.com>
23406 * target.h (targetm.asm.out.reloc_rw_mask): New.
23407 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23408 (TARGET_ASM_OUT): Use it.
23409 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23410 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23411 use the new reloc_rw_mask target hook instead.
23412 (default_section_type_flags_1): Merge into...
23413 (default_section_type_flags): ... here.
23414 (decl_readonly_section_1): Merge into...
23415 (decl_readonly_section): ... here.
23416 (default_elf_select_section_1): Merge into...
23417 (default_elf_select_section): ... here.
23418 (default_unique_section_1): Merge into...
23419 (default_unique_section): ... here.
23420 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23421 (default_select_rtx_section): Use it.
23422 (default_elf_select_rtx_section): Likewise.
23423 * output.h: Update to match.
23424 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23425 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23426 (TARGET_ASM_RELOC_RW_MASK): New.
23427 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23428 to categorize_decl_for_section.
23429 (x86_64_elf_unique_section): Likewise.
23430 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23431 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23432 (TARGET_ASM_RELOC_RW_MASK): New.
23433 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23434 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23435 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23436 (TARGET_RWRELOC): Remove.
23437 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23438 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23439 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23440 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23441 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23442 (rs6000_xcoff_select_section): Use decl_readonly_section.
23443 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23444 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23445 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23446 (TARGET_SECTION_TYPE_FLAGS): Remove.
23447 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23449 2007-03-09 Roger Sayle <roger@eyesopen.com>
23451 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23452 complex constant equality/inequality comparisons for here.
23453 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23454 known at compile-time or can be simplified to a scalar comparison.
23455 (fold_relational_const): Move compile-time evaluation of complex
23456 constant equality/inequality comparisons to here.
23458 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23460 PR rtl-optimization/30643
23461 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23463 (fold_rtx): Recurse, like before 2006-11-03.
23465 2007-03-09 DJ Delorie <dj@redhat.com>
23467 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23470 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23472 PR tree-optimization/30375
23473 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23474 LHS of statements is not the same.
23475 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23477 2007-03-09 Chao-ying Fu <fu@mips.com>
23479 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23481 * doc/invoke.texi (-mdspr2): Document new option.
23482 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23483 New unspec for DSP REV 2.
23484 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23485 these instructions are extended in DSP REV 2.
23486 (mips-dspr2.md): Include.
23487 * config/mips/mips.opt (mdspr2): New option.
23488 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23489 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23490 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23491 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23492 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23493 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23494 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23496 (bdesc_map): Add one field of unsupported_target_flags.
23497 (bdesc_arrays): Update entries to have extra fields. Add
23499 (mips_init_builtins): Initialize new function types.
23500 Check unsupported_target_fileds to filter out builtins.
23501 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23503 (ASM_SPEC): Pass mdspr2 to the assembler.
23504 * config/mips/mips-dspr2.md: New file.
23506 2007-03-09 Sa Liu <saliu@de.ibm.com>
23508 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23510 2007-03-09 Ian Lance Taylor <iant@google.com>
23512 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23513 argument) like -Wstrict-overflow=2.
23514 * doc/invoke.texi (Warning Options): Update documentation.
23516 2007-03-09 Dirk Mueller <dmueller@suse.de>
23519 * doc/invoke.texi (-Wlogical-op): Document.
23520 * common.opt (-Wlogical-op): New.
23521 * c-common.h (warn_logical_operator): Declare.
23522 * c-common.c (warn_logical_operator): Define.
23523 * c-typeck.c (parser_build_binary_op): Call
23524 warn_logical_operator.
23526 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23528 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23529 * final.c (final_scan_insn): Test for non-"" file name.
23531 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23533 * doc/loop.texi: Document the Omega linear constraints solver.
23534 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23535 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23536 omega-hash-table-size, omega-max-keys, and
23537 omega-eliminate-redundant-constraints.
23538 * tree-pass.h (pass_check_data_deps): Declared.
23541 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23542 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23543 pass_check_data_deps): New.
23544 * tree-data-ref.c (init_data_ref): Remove declaration.
23545 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23546 (analyze_array): Renamed init_array_ref, move up initializations.
23547 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23548 Removed arguments that are set to NULL.
23549 (analyze_indirect_ref): Correct indentation, correct call to
23551 (object_analysis): Call init_array_ref instead of analyze_array.
23552 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23553 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23554 of DR_ACCESS_FNS_ADDR.
23555 (init_omega_eq_with_af, omega_extract_distance_vectors,
23556 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23557 ddr_consistent_p): New.
23558 (compute_affine_dependence): Check consistency of ddrs when
23559 flag_check_data_deps is passed.
23560 (analyze_all_data_dependences): Uncomment.
23561 (tree_check_data_deps): New.
23562 * tree-data-ref.h: Include omega.h.
23563 (DR_ACCESS_FNS_ADDR): Removed.
23564 (data_dependence_relation): Add inner_loop.
23565 (DDR_INNER_LOOP): New.
23566 * common.opt (fcheck-data-deps): New.
23567 * tree-flow.h (tree_check_data_deps): Declare.
23568 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23569 (OBJS-common): Depend on omega.o.
23571 * passes.c (pass_check_data_deps): Scheduled.
23572 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23573 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23574 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23575 PARAM_VECT_MAX_VERSION_CHECKS,
23576 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23578 2007-03-09 Richard Guenther <rguenther@suse.de>
23580 PR tree-optimization/30904
23581 PR middle-end/31058
23582 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23583 the same way as *_DIV_EXPR.
23585 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23587 * recog.c (decode_asm_operands): No mixed declarations and code.
23589 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23591 * rtl.def (ASM_INPUT): Add location.
23592 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23593 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23594 (decode_asm_operands): Add loc operand.
23595 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23596 * stmt.c (expand_asm): Rename to...
23597 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23598 gen_rtx_ASM_INPUT_loc.
23599 (expand_asm_expr): Adjust.
23600 * recog.c (decode_asm_operands): Add loc operand.
23601 (check_asm_operands, extract_insn): Adjust.
23602 * reload1.c (maybe_fix_stack_asms): Likewise.
23603 * final.c (asm_insn_count): Likewise.
23604 (final_scan_insn): Output # line before and after asm.
23606 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23608 * tree-ssa-structalias.c (variable_info): Remove
23610 (new_var_info): Ditto.
23611 (shared_bitmap_info_t): New structure.
23612 (shared_bitmap_table): New variable.
23613 (shared_bitmap_hash): New function.
23614 (shared_bitmap_eq): Ditto
23615 (shared_bitmap_lookup): Ditto.
23616 (shared_bitmap_add): Ditto.
23617 (merge_smts_into): Change to take bitmap directly.
23618 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23619 (init_alias_vars): Init shared bitmap hashtable.
23620 (delete_points_to_sets): Delete shared bitmap hashtable.
23621 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23622 is_aliased removal as a change that was still necessary was
23625 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23627 * config/i386/i386.h (override_options): Conditionally disable
23628 x86_sahf for 64bit targets only.
23630 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23633 * c-decl.c (merge_decls): Don't call make_var_volatile.
23634 * varasm.c (make_var_volatile): Remove.
23635 * output.h (make_var_volatile): Remove.
23637 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23639 PR tree-optimization/31085
23640 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23642 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23644 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23645 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23646 ATTR_CONST_NOTHROW_LIST.
23648 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23651 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23653 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23655 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23658 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23660 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23661 passed, use shared libgcc.
23663 2007-03-08 Roger Sayle <roger@eyesopen.com>
23665 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23666 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23667 (honor_protect_cleanup_actions, lower_try_finally_switch):
23669 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23670 ifc_temp_var): Likewise.
23671 * tree-inline.c (setup_one_parameter): Likewise.
23672 * tree-mudflap.c (mf_decl_cache_locals,
23673 mf_build_check_statement_for): Likewise.
23674 * tree-nested.c (init_tmp_var, save_tmp_var,
23675 finalize_nesting_tree_1): Likewise.
23676 * tree-outof-ssa.c (insert_copy_on_edge,
23677 insert_backedge_copies): Likewise.
23678 * tree-profile.c (tree_gen_edge_profiler,
23679 tree_gen_ic_profiler): Likewise.
23680 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23681 * tree-sra.c (sra_build_assignment): Likewise.
23682 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23683 * tree-ssa-math-opts.c (insert_reciprocals,
23684 execute_cse_sincos_1): Likewise.
23685 * tree-tailcall.c (adjust_accumulator_values,
23686 adjust_return_value): Likewise.
23687 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23688 * tree-vect-transform.c (vect_create_data_ref_ptr,
23689 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23690 vect_create_epilog_for_reduction, vectorizable_reduction,
23691 vectorizable_call, vectorizable_conversion,
23692 vectorizable_assignment, vectorizable_operation,
23693 vectorizable_type_demotion, vect_gen_widened_results_half,
23694 vect_permute_store_chain, vectorizable_store,
23695 vect_setup_realignment, vect_permute_load_chain,
23696 vectorizable_load, vectorizable_condition,
23697 vect_create_cond_for_align_checks): Likewise.
23698 * tree-vrp.c (build_assert_expr_for): Likewise.
23700 2007-03-08 Ian Lance Taylor <iant@google.com>
23702 * tree-vrp.c: Include "intl.h".
23703 (usable_range_p): New static function.
23704 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23705 overflowed values, juts set *strict_overflow_p.
23706 (compare_values): Only return -2 if one of the operands is not a
23708 (compare_ranges): Call usable_range_p.
23709 (compare_range_with_value): Likewise.
23710 (vrp_evaluate_conditional_warnv): Rename from
23711 vrp_evaluate_conditional. Make static. Change all callers.
23712 (vrp_evaluate_conditional): New function.
23713 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23714 on signed overflow.
23715 (simplify_abs_using_ranges): Likewise.
23716 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23717 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23718 within_stmt parameter.
23719 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23720 vrp_evaluate_conditional.
23721 * tree-ssa-threadedge.c
23722 (record_temporary_equivalences_from_stmts_at_dest): Change
23723 simplify parameter to take a second tree parameter.
23724 (simplify_control_stmt_condition): Likewise.
23725 (thread_across_edge): Likewise.
23726 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23727 (thread_across_edge): Likewise.
23728 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23730 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23732 * config/i386/i386.h (TARGET_SAHF): New define.
23733 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23734 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23735 (x86_sahf): New global variable.
23736 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23737 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23738 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23739 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23741 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23742 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23743 when expanding fcomi/sahf based tests.
23744 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23745 expanding sahf based alternative. Emit sahf based sequence when
23746 optimizing for code size.
23747 * config/i386/i386.md (x86_sahf_1): Do not disable for
23748 TARGET_64BIT, enable for TARGET_SAHF.
23750 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23752 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23753 spurious whitespace from error message.
23755 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23758 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23760 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23762 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23764 * tree-sra.c (instantiate_element): Propagate disabled warnings
23765 from the element itself to the created variable.
23767 2007-03-07 Richard Henderson <rth@redhat.com>
23770 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23771 silently fix up the stack in the case of a missing register.
23773 2007-03-07 Paul Brook <paul@codesourcery.com>
23775 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23777 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23779 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23781 (phase1_vrs): Use them.
23782 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23783 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23784 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23785 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23786 __gnu_Unwind_Restore_WMMXC if required.
23787 (_Unwind_VRS_Pop): Implement iWMMXt support.
23788 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23789 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23790 gnu_Unwind_Save_WMMXC): Define.
23792 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23794 * config/vxworks.h (vxworks_override_options): Declare.
23795 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23796 * config/vxworks.c: Include target.h and toplev.h.
23797 (vxworks_override_options): New function.
23798 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23800 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23802 * config/s390/s390.c (override_options): Don't emit an error when
23803 -mstack-size is used without providing -mstack-guard.
23804 (s390_emit_prologue): Choose stack_guard value automatically if not
23805 provided via command line.
23806 * doc/invoke.texi: Adjust description of -mstack-guard and
23809 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23811 * config/i386/i386.c (output_set_got): Add a GOT initialization
23812 sequence for VxWorks PIC.
23813 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23814 around labels as well as symbols. Use gotoff_operand instead
23815 of local_symbolic_operand.
23816 (legitimize_pic_address): Use gotoff_operand instead of
23817 local_symbolic_operand. Use @GOT accesses for labels as
23819 (ix86_output_addr_diff_elt): Use PC-relative rather than
23820 GP-relative offsets for VxWorks PIC.
23821 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23822 no_new_pseudos. Check whether the returned register is op0.
23823 * config/i386/i386.md (tablejump): Use PC-relative rather than
23824 GP-relative offsets for VxWorks PIC.
23825 * config/i386/predicates.md (gotoff_operand): New predicate.
23827 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23829 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23831 * config/vxworks-dummy.h: New file.
23832 * config/i386/i386.h: Include it.
23834 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23836 * dwarf2out.c (is_inlined_entry_point): New
23837 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23838 DW_AT_ranges if the first subblock is the entry point.
23840 2007-03-06 David Daney <ddaney@avtrex.com>
23842 * doc/install.texi (mips-*-*): Change recommended binutils
23845 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23847 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23848 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23850 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23851 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23853 2007-03-06 Jan Hubicka <jh@suse.cz>
23855 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23856 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23858 (probably_cold_bb_p): Cold functions are cold.
23859 (probably_never_executed_bb_p): Cold functions are cold.
23860 (tree_bb_level_predictions): Predict calls to cold functions as not
23862 (compute_function_frequency): Check hot/cold attributes.
23863 * function.h (function_frequency): Update comments.
23864 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23865 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23866 (c_common_att): Add cold and hot.
23868 * doc/extend.texi (hot,cold attributes): Document.
23870 2007-03-06 Andrew Haley <aph@redhat.com>
23872 * function.c (expand_function_end): Move blockage to just after we
23873 emit the label for the naked return from the function.
23875 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23877 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23880 2007-03-06 Jan Hubicka <jh@suse.cz>
23882 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23883 loaded for constant large models. Non-large 64bit PIC can do.
23884 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23885 * cmodel.h: Add LARGE PIC.
23886 * i386.md (UNSPEC_PLTOFF): New.
23887 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23889 (*call_1_rex64): Disable for large models.
23890 (*call_1_rex64_large): New.
23891 (*call_value_1_rex64): Disable for large models.
23892 (*call_value_1_rex64_large): New.
23893 (set_rip_rex4): New.
23894 (set_got_offset_rex64): New.
23895 * predicates.md (constant_call_address_operand): For large model
23896 constant calls are not possible.
23897 * i386-protos.h (construct_plt_address): Declare.
23898 * i386.c (override_options): Accept large models.
23899 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23900 (legitimate_constant_p): Add new UNSPECs.
23901 (legitimate_pic_operand_p): Likewise.
23902 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23903 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23905 (output_pic_addr_const): Add PLTOFF.
23906 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23907 (ix86_expand_move): Legitimize pic address when in PIC mode.
23908 (construct_plt_address): New function.
23909 (ix86_expand_call): Offload the address to register and use GOT
23910 pointer for large model.
23911 * invoke.texi (mcmodel=large): Update documentation.
23913 2007-03-06 Richard Henderson <rth@redhat.com>
23915 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23916 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23917 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23918 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23919 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23920 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23921 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23922 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23923 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23924 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23925 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23926 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23927 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23928 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23929 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23930 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23931 x86_schedule, x86_use_bt, x86_pad_returns,
23932 x86_use_xchgb): Merge into ...
23933 (ix86_tune_features): ... here. New array.
23934 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23935 x86_bswap): Merge into ...
23936 (ix86_arch_features): ... here. New array.
23937 (x86_3dnow_a): Remove.
23938 (x86_accumulate_outgoing_args): Make static.
23939 (x86_arch_always_fancy_math_387): Make static.
23940 (ix86_tune_mask, ix86_arch_mask): Move ...
23941 (override_options): ... to local variables here. Apply the
23942 appropriate mask to each element of ix86_arch_features and
23943 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23944 as were done in the old macros.
23945 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23946 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23947 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23948 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23949 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23950 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23951 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23952 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23953 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23954 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23955 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23956 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23957 x86_accumulate_outgoing_args, x86_prologue_using_move,
23958 x86_epilogue_using_move, x86_decompose_lea,
23959 x86_arch_always_fancy_math_387, x86_shift1,
23960 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23961 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23962 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23963 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23964 x86_use_incdec, x86_pad_returns, x86_bswap,
23965 x86_partial_flag_reg_stall): Remove.
23966 (enum ix86_tune_indices): New.
23967 (ix86_tune_features): New.
23968 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23969 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23970 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23971 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23972 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23973 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23974 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23975 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23976 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23977 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23978 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23979 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23980 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23981 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23982 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23983 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23984 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23985 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23986 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23987 TARGET_EXT_80387_CONSTANTS): Use it.
23988 (enum ix86_arch_indices): New.
23989 (ix86_arch_features): New.
23990 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23991 TARGET_BSWAP): Use it.
23992 (ix86_tune_mask, ix86_arch_mask): Remove.
23994 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23997 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23998 Define using $${sysroot_headers_suffix}.
23999 * configure: Regenerate.
24000 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24001 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24003 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24004 * gcc.c (print_sysroot_headers_suffix): New.
24005 (option_map): Include --print-sysroot-headers-suffix.
24006 (display_help): Mention -print-sysroot-headers-suffix.
24007 (process_command): Handle -print-sysroot-headers-suffix.
24008 (do_spec_1): Append multilib directory to include-fixed path if
24009 sysroot suffixes in use.
24010 (main): Handle -print-sysroot-headers-suffix.
24011 * Makefile.in (start.encap): Don't depend on xlimits.h
24012 (xlimits.h): Remove.
24013 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24014 limits.h for each multilib in fixinc_list.
24015 (fixinc_list, s-fixinc_list): New.
24016 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24017 generate them for each multilib in fixinc_list.
24018 (stmp-fixproto): Use include-fixed. Run fixproto for each
24019 multilib in fixinc_list.
24020 (mostlyclean): Don't remove xlimits.h.
24021 (clean): Remove include-fixed.
24022 (real-install-headers-tar, real-install-headers-cpio,
24023 real-install-headers-cp): Don't copy include, only include-fixed.
24024 (install-mkheaders): Depend on fixinc_list. Don't depend on
24025 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24026 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24027 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24029 2007-03-06 Jan Hubicka <jh@suse.cz>
24031 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24034 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24036 * configure.ac: Allow tm_file to contain build-directory files.
24037 * configure: Regenerate.
24038 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24039 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24040 * config/m68k/print-sysroot-suffix.sh: New file.
24042 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24044 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24045 of pic_offset_table_rtx if reload_completed.
24046 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24047 PIC_OFFSET_TABLE_REGNUM.
24048 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24050 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24051 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24053 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24055 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24056 functions that call eh_return.
24058 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24060 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24061 functions that need a constant pool.
24063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24066 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24067 (m68k_preferred_reload_class): Likewise.
24068 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24069 (SECONDARY_RELOAD_CLASS): Define.
24070 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24071 (LIMIT_RELOAD_CLASS): Delete.
24072 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24073 registers from storing bytes.
24074 (m68k_secondary_reload_class): New function.
24075 (m68k_preferred_reload_class): Likewise.
24077 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24079 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24081 (m68k_expand_prologue): Likewise.
24083 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24085 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24086 (mips_expand_epilogue): Add a bool parameter.
24087 (m68k_legitimize_sibcall_address): Declare.
24088 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24089 (m68k_expand_epilogue): Add a parameter to select between sibling
24090 and normal epilogues. Only generate a return for the latter.
24091 (m68k_ok_for_sibcall_p): New function.
24092 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24093 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24094 (sibcall_value, *sibcall_value): Likewise.
24095 (*call, *call_value): Require !SIBLING_CALL_P.
24096 (epilogue): Update call to m68k_expand_epilogue.
24097 (sibcall_epilogue): New pattern.
24098 * config/m68k/predicates.md (const_call_operand): Say that this
24099 predicate applies to sibling calls too.
24100 (sibcall_operand): New predicate.
24102 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24104 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24105 alternatives as movsi_cf.
24106 (movsf_cf_hard): Add commentary.
24108 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24109 Richard Sandiford <richard@codesourcery.com>
24111 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24112 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24113 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24114 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24115 as being live on exit from an interrupt function.
24116 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24117 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24118 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24119 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24120 (m68k_interrupt_function_p): Globalize.
24121 (m68k_compute_frame_layout): Remove reverse mask code.
24122 (m68k_emit_movem, m68k_set_frame_related): New functions.
24123 (m68k_output_function_prologue): Delete in favor of...
24124 (m68k_expand_prologue): ...this new function.
24125 (m68k_output_function_epilogue): Delete in favor of...
24126 (m68k_expand_epilogue): ...this new function.
24127 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24129 (print_operand): Handle %?.
24130 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24131 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24132 (prologue, epilogue): New patterns.
24133 (return): Turn into a define_expand.
24134 (*return): New pattern, derived from old "return" pattern. Use rte
24135 rather than rts for interrupt functions. Only use rtd if the pop
24137 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24138 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24139 (link, *link, unlink, *unlink, load_got): Likewise.
24141 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24145 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24146 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24147 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24148 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24149 and m68k_matches_u_p.
24150 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24151 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24152 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24153 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24154 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24155 (REG_STRICT_P): New macro.
24156 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24157 PCREL_GENERAL_OPERAND_OK.
24158 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24159 m68k_legitimate_base_reg_p.
24160 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24161 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24162 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24163 * config/m68k/m68k.c (m68k_address): New structure.
24164 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24165 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24166 (m68k_jump_table_ref_p, m68k_decompose_address)
24167 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24168 (m68k_matches_u_p): New functions.
24169 (print_operand_address): Rewrite to use m68k_decompose_index.
24171 2007-03-05 David Taylor <dtaylor@emc.com>
24173 * gcc.c: Correct copyright date in --version output.
24175 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24177 * pa.md: In unamed move patterns, disparge copies between general
24178 and floating point registers using '?' modifier. Don't include 'f'
24179 constraint for register preferences in DImode, SImode, HImode and
24180 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24181 Remove constraints for copies between general and floating registers
24182 in soft-float DFmode pattern.
24183 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24187 2007-03-05 Mike Stump <mrs@apple.com>
24189 * c-common.c (targetcm): Add.
24190 * c-opts.c (c_common_handle_option): Handle language specific
24192 * opts.c (handle_option): Verify language for target options, if
24194 * opth-gen.awk: Add CL_LANG_ALL.
24195 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24196 (TARGETCM_INITIALIZER): Add.
24197 * target.h (struct gcc_targetcm): Add.
24199 * targhooks.c (default_handle_c_option): Add.
24200 * targhooks.h (default_handle_c_option): Add.
24201 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24203 * config/darwin.opt (iframework): Add.
24204 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24205 * config/darwin-c.c (handle_c_option): Add.
24206 (TARGET_HANDLE_C_OPTION): Add.
24208 * doc/invoke.texi (Darwin Options): Add -iframework.
24210 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24212 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24215 2007-03-05 Ian Lance Taylor <iant@google.com>
24217 * c.opt (fgnu89-inline): New option.
24218 * c-opts.c (c_common_post_options): Set default value for
24220 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24221 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24223 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24224 (grokdeclarator, start_function): Likewise.
24225 * c-cppbuiltin.c (c_cpp_builtins): Define either
24226 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24227 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24228 (C Dialect Options): Document -fgnu89-inline.
24229 * doc/extend.texi (Function Attributes): Explain what the
24230 gnu_inline attribute does.
24231 * doc/cpp.texi (Common Predefined Macros): Document
24232 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24234 2007-03-05 Ian Lance Taylor <iant@google.com>
24236 PR tree-optimization/31034
24237 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24238 half-range if the other side is an overflow infinity.
24240 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24242 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24243 (bfin*-linux-uclibc*): New configuration.
24244 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24246 * config/bfin/linux.h: New file.
24247 * config/bfin/libgcc-bfin.ver: New file.
24248 * config/bfin/t-bfin-uclinux: New file.
24249 * config/bfin/t-bfin-linux: New file.
24250 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24251 (TARGET_OS_CPP_BUILTINS): New macro.
24253 2007-03-05 Richard Guenther <rguenther@suse.de>
24255 * fold-const.c (fold_binary): Remove duplicate folding
24256 of comparison of non-null ADDR_EXPR against null.
24258 2007-03-05 Richard Guenther <rguenther@suse.de>
24259 Dorit Nuzman <dorit@il.ibm.com>
24261 PR tree-optimization/26420
24262 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24263 are no loops in the function. Only print the number of
24264 vectorized loops if it is greater than zero or we are supposed
24265 to print information about unvectorized loops.
24267 2007-03-05 Revital Eres <eres@il.ibm.com>
24269 * gcc.dg/var-expand1.c: New test.
24270 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24271 when an accumulator is expanded.
24273 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24276 * c-common.c (convert_and_check): Don't give warnings for
24277 conversion if 'expr' already overflowed.
24279 2007-03-04 Roger Sayle <roger@eyesopen.com>
24281 PR middle-end/30744
24282 * fold-const.c (fold_comparison): Enforce type consistency when
24283 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
24285 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
24287 * tree-ssa-address.c (create_mem_ref): Do not put an expression
24288 containing a cast to the base of TARGET_MEM_REF.
24290 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
24292 * tree.c (tree_contains_struct_check_failed): Remove spurious
24293 whitespace from error message.
24295 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
24298 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
24299 instead of precision.
24301 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
24302 Nathan Sidwell <nathan@codesourcery.com>
24304 * emit-rtl.c (find_auto_inc): New.
24305 (try_split): recreate REG_INC notes,
24306 Use regular for loops rather than whiles.
24308 2007-03-03 Andreas Schwab <schwab@suse.de>
24310 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
24311 * configure: Regenerate.
24313 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24315 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
24316 flag_rounding_math, not flag_unsafe_math_optimizations.
24318 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
24320 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24321 alpha_fold_vector_minmax): Likewise.
24322 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24323 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24325 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24327 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24328 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24329 if the lhs has side-effects.
24330 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24332 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24334 * config/i386/i386.h (TUNEMASK): Remove define.
24335 (ARCHMASK): Remove define.
24336 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24337 Use ix86_arch_mask variable instead of ARCHMASK.
24338 * config/i386/i386.c (override_options): Ditto.
24339 (standard_80387_constant_p): Ditto.
24341 2007-03-02 Ian Lance Taylor <iant@google.com>
24343 Used signed infinities in VRP.
24344 * tree-vrp.c (uses_overflow_infinity): New static function.
24345 (supports_overflow_infinity): New static function.
24346 (make_overflow_infinity): New static function.
24347 (negative_overflow_infinity): New static function.
24348 (positive_overflow_infinity): New static function.
24349 (is_negative_overflow_infinity): New static function.
24350 (is_positive_overflow_infinity): New static function.
24351 (is_overflow_infinity): New static function.
24352 (overflow_infinity_range_p): New static function.
24353 (compare_values_warnv): New function split out of compare_values.
24354 (compare_value): Call it.
24355 (set_value_range_to_nonnegative): Add overflow_infinity
24356 parameter. Change caller.
24357 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24359 (vrp_expr_computes_nonzero): Likewise.
24360 (compare_ranges, compare_range_with_value): Likewise.
24361 (compare_name_with_value, compare_names): Likewise.
24362 (vrp_evaluate_conditional): Likewise.
24363 (set_value_range): Handle infinity
24364 (vrp_operand_equal_p, operand_less_p): Likewise.
24365 (extract_range_from_assert): Likewise.
24366 (vrp_int_const_binop): Likewise.
24367 (extract_range_from_binary_expr): Likewise.
24368 (extract_range_from_unary_expr): Likewise.
24369 (extract_range_from_comparison): Likewise.
24370 (extract_range_from_expr): Likewise.
24371 (dump_value_range): Likewise.
24372 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24373 (test_for_singularity): Likewise.
24374 (vrp_int_const_binop): Remove inline qualifier.
24375 (adjust_range_with_scev): Add comment.
24376 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24378 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24380 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24381 (get_constraint_for): Likewise.
24382 (do_structure_copy): Likewise.
24383 (find_func_aliases): Fix references to MODIFY_EXPR.
24384 (intra_create_variable_infos): Tidy.
24385 * tree-ssa-operands.c (add_virtual_operand): Add argument
24387 When adding members of alias sets, if IS_CALL_SITE is true and
24388 the symbol is not call-clobbered, skip it.
24389 Adjust all callers.
24391 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24393 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24394 entry by means of emit_insn_at_entry.
24396 2007-03-02 Richard Henderson <rth@redhat.com>
24398 * expr.h (promoted_input_arg): Remove decl.
24399 * function.c (promoted_input_arg): Merge into ...
24400 * combine.c (setup_incoming_promotions): ... only caller.
24401 Rearrange to avoid double loop.
24403 2007-03-02 Ben Elliston <bje@au.ibm.com>
24404 Peter Bergner <bergner@vnet.ibm.com>
24405 Janis Johnson <janis187@us.ibm.com>
24407 * config/rs6000/dfp.md: New file.
24408 * config/rs6000/rs6000.md: Include dfp.md.
24409 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24410 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24411 and TDmode decimal float modes in FP registers.
24412 (num_insns_constant): Likewise.
24413 (rs6000_legitimate_offset_address_p): Likewise.
24414 (rs6000_legitimize_address): Likewise.
24415 (rs6000_legitimize_reload_address): Likewise.
24416 (rs6000_legitimate_address): Likewise.
24417 (rs6000_emit_move): Likewise.
24418 (function_arg_boundary): Likewise.
24419 (function_arg_advance): Likewise.
24420 (rs6000_darwin64_record_arg_recurse): Likewise.
24421 (function_arg): Likewise.
24422 (rs6000_gimplify_va_arg): Likewise.
24423 (rs6000_split_multireg_move): Likewise.
24424 (rs6000_output_function_epilogue): Likewise.
24425 (rs6000_output_function_epilogue): Likewise.
24426 (rs6000_register_move_cost): Likewise.
24427 (rs6000_function_value): Likewise.
24428 (rs6000_libcall_value): Likewise.
24430 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24432 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24434 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24436 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24437 Use $MULTIDIR to choose between the kernel and RTP headers,
24438 and use $WIND_BASE and $WIND_USR to locate them.
24440 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24442 * config/i386/i386.c (override_options): Put initialization of
24443 ix86_tune_mask and ix86_arch_mask to the correct place.
24445 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24446 Michael Meissner <michael.meissner@amd.com>
24449 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24450 (ARCHMASK): Define.
24451 (TARGET_CMOVE): Use ARCHMASK.
24452 (TARGET_CMPXCHG): Ditto.
24453 (TARGET_CMPXCHG8B): Ditto.
24454 (TARGET_XADD): Ditto.
24455 (TARGET_BSWAP): Ditto.
24456 * config/i386/i386.c (ix86_tune_mask): New global variable.
24457 (ix86_arch_mask): Ditto.
24458 (override_options): Initialize ix86_tune_mask and
24459 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24462 2007-03-02 Ben Elliston <bje@au.ibm.com>
24465 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24467 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24469 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24470 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24471 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24472 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24474 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24475 rs6000_init_dwarf_reg_sizes_extra): New.
24476 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24477 SPE register high parts.
24479 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24481 * Makefile.in: Add install-pdf target as
24482 copied from automake v1.10 rules.
24483 * configure.ac: Add install-pdf to target list.
24484 * configure: Regenerate.
24486 2007-03-01 Paul Brook <paul@codesourcery.com>
24488 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24489 modes to LDRD for DImode.
24490 (output_move_double): Fixup out of range ldrd/strd.
24491 (vfp_secondary_reload_class): Rename...
24492 (coproc_secondary_reload_class): ... to this. Add wb argument.
24493 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24494 coproc_secondary_reload_class for CLASS_IWMMXT.
24495 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24496 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24498 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24500 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24501 unroll factor by the estimated number of iterations.
24502 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24503 than prefetch latency.
24505 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24506 decode_caches_intel, detect_caches_intel): New functions.
24507 (host_detect_local_cpu): Use detect_caches_amd and
24508 detect_caches_intel.
24510 2007-03-01 Richard Henderson <rth@redhat.com>
24512 * expr.c (emit_move_complex_push): Export.
24513 (emit_move_complex_parts): Split out from ...
24514 (emit_move_complex): ... here.
24515 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24516 * config/i386/i386.md (movcdi): New.
24518 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24520 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24521 size of mode1 to check for tieable modes in MMX case.
24523 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24525 * Makefile.in (rtlanal.o): Depend on tree.h.
24526 * rtl.h (offset_within_section_p, split_const): Declare.
24527 * rtlanal.c: Include tree.h.
24528 (offset_within_block_p): New function, taken from
24529 mips_offset_within_object_p.
24530 (split_const): New function, taken from mips_split_const.
24531 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24533 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24534 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24535 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24536 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24537 (m68k_illegitimate_symbolic_constant_p): New function.
24538 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24539 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24540 symbolic constant that might be outside the symbol's section,
24541 move the symbol first and then add the offset.
24542 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24544 * config/mips/mips.c (mips_split_const): Delete.
24545 (mips_offset_within_object_p): Delete.
24546 (mips_symbolic_constant_p): Use offset_within_section_p and
24547 split_const instead of mips_offset_within_object_p and
24549 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24550 (mips_legitimize_const_move, print_operand_reloc)
24551 (mips_dangerous_for_la25_p): Use split_const instead of
24554 2007-02-28 Eric Christopher <echristo@apple.com>
24556 * Makefile.in (install-include-dir): Don't rm -rf include.
24558 2007-02-28 Richard Guenther <rguenther@suse.de>
24560 PR middle-end/30364
24561 * fold-const.c (fold_binary): Do not associate expressions
24562 with more than one variable for integer types that do not wrap.
24564 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24566 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24567 Delete, and replace with...
24568 (fold_builtin_call_array): This. Update callers to use it.
24569 * fold-const.c (fold_build_call_list): Delete, and replace with...
24570 (fold_build_call_array): This.
24571 (fold_build_call_list_initializer): Delete, and replace with...
24572 (fold_build_call_array_initializer): This.
24573 * tree.h: Update declarations to reflect above changes.
24575 * c-typeck.c (build_function_call): Store converted arguments
24576 in a stack-allocated array instead of building a list.
24577 (convert_arguments): Store arguments in the array passed in as an
24578 argument, and return the actual number of arguments.
24579 * c-format.c: (check_function_format): Pass arguments in an
24580 array instead of a list.
24581 * c-common.c (check_function_nonnull): Likewise.
24582 (check_function_sentinel): Likewise.
24583 (check_function_arguments): Likewise.
24584 * c-common.h: Update declarations to reflect above changes.
24586 2007-02-28 Jan Hubicka <jh@suse.cz>
24588 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24589 PRED_NEGATIVE_RETURN): Update outcomes.
24591 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24593 * calls.c (emit_library_call_value_1): Handle partial registers
24594 correctly when building up CALL_INSN_FUNCTION_USAGE.
24596 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24598 * pa/predicates.md (move_src_operand): Allow zero for mode.
24599 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24602 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24605 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24606 *movv2df_internal): Enable pattern only for valid operand
24608 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24609 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24611 2007-02-27 Mike Stump <mrs@apple.com>
24613 * config/darwin-crt3.c: Avoid compilation when compiling for a
24616 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24618 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24620 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24621 for fixed headers and limits.h.
24622 (install-include-dir, install-headers-tar, install-headers-cpio,
24623 install-headers-cp, real-install-headers-tar,
24624 real-install-headers-cpio, real-install-headers-cp): Handle
24625 include-fixed as well as include.
24626 (install-mkheaders): Don't install files that go only in include
24628 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24629 from GCC_INCLUDE_DIR.
24630 * gcc.c (process_command): Remove special -BstageN/ handling.
24631 (do_spec_1): Add include-fixed directories.
24633 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24635 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24637 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24639 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24642 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24644 * c-common.c (get_priority): Add check for
24645 SUPPORTS_INIT_PRIORITY.
24647 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24649 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24651 * config/bfin/bfin.c: Include "cfglayout.h".
24652 (MAX_LSETUP_DISTANCE): New macro.
24653 (struct loop_info): New members incoming, incoming_src and
24654 incoming_dest. Delete member predecessor.
24655 (length_for_loop): New function.
24656 (bfin_optimize_loop): Handle more different loop structures.
24657 (bfin_discover_loop): Rework detection of predecessor blocks by
24658 examining incoming edges.
24659 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24661 (bfin_reorder_loops): New function.
24662 (bfin_reorg_loops): Use these three new functions.
24664 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24665 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24666 (CONSTRAINT_LEN): Add entry for 'q'.
24667 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24668 Add 'q' constraints.
24669 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24670 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24672 * config/bfin/bfin.md (add_with_carry): New pattern.
24673 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24674 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24675 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24676 support unsigned multiplies too. Removed incorrect commutativity from
24677 operand 1 constraint where appropriate.
24678 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24680 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24681 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24683 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24684 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24685 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24686 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24687 usmulhisi_hh_huh): New patterns.
24689 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24690 lshifthi3): Fix output template to use half reg for operand 2.
24692 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24695 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24697 2007-02-27 Andreas Schwab <schwab@suse.de>
24699 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24701 2007-02-27 Jan Hubicka <jh@suse.cz>
24703 * predict.c (last_basic_block_p): Remove.
24704 (tree_estimate_probability): Update return heuristic for commonized
24707 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24709 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24711 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24713 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24714 * doc/cpp.texi: Standardize title page.
24715 * doc/cppinternals.texi: Likewise.
24716 * doc/gcc.texi: Standardize title page, remove version number
24717 from copyright page.
24718 * doc/gccint.texi: Likewise.
24719 * doc/install.texi: Standardize title page, add table of
24722 2007-02-26 Jan Hubicka <jh@suse.cz>
24724 * predict.def: Set outcomes according to more recent results.
24725 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24726 Remove dead predictors.
24727 * predict.c (return_prediction): Fix pasto.
24729 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24731 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24732 change; avoid a memory leak when returning early.
24734 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24736 * c-decl.c (static_ctors): Move to c-common.c.
24737 (static_dtors): Likewise.
24738 (finish_function): Use c_record_cdtor_fn.
24739 (build_cdtor): Move to c-common.c.
24740 (c_write_global_declarations): Use c_build_cdtor_fns.
24741 * c-common.h (static_ctors): Declare.
24742 (static_dtors): Likewise.
24743 (c_record_cdtor_fn): Likewise.
24744 (c_build_cdtor_fns): Likewise.
24745 * c-common.c (static_ctors): New variable.
24746 (static_dtors): Likewise.
24747 (c_record_cdtor_fn): New function.
24748 (build_cdtor): Move from c-decl.c
24749 (c_build_cdtor_fns): New function.
24751 * output.h (assemble_addr_to_section): Declare.
24752 (get_cdtor_priority_section): Likewise.
24753 * varasm.c (assemble_addr_to_section): New function.
24754 (get_cdtor_priority_section): Likewise.
24755 (default_named_section_asm_out_destructor): Use them.
24756 (destor_dtor_section_asm_out_destructor): Likewise.
24757 (default_named_section_asm_out_constructor): Likewise.
24758 (default_ctor_section_asm_out_constructor): Likewise.
24759 * config.gcc (*-*-vxworks*): Include vxworks.o.
24760 * config/t-vxworks (vxworks.o): New target.
24761 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24762 (TARGET_ASM_CONSTRUCTOR): Define.
24763 (TARGET_ASM_DESTRUCTOR): Likewise.
24764 (vxworks_asm_out_constructor): Declare.
24765 (vxworks_asm_out_destructor): Likewise.
24767 * c-common.c (get_priority): Check that we have not just an
24768 INTEGER_CST, but an integer constant with integeral type.
24770 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24772 PR tree-optimization/30938
24773 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24774 use &dt[nargs-1] instead of &dt[nargs] in the call to
24775 vect_is_simple_use().
24777 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24779 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24780 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24781 Do not attempt to handle MEM inside auto-inc expressions.
24782 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24783 of a register modified by an auto-inc expression. However, do handle
24784 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24785 (elimination_effects): Prohibit elimination of a register modified
24786 by an auto-inc expression. Disable register elimination rules whose
24787 target register is modified by an auto-inc expression with variable
24790 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24792 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24794 (array_at_struct_end_p): New function.
24795 (idx_infer_loop_bounds): Use it.
24796 (estimate_numbers_of_iterations_loop): Export.
24797 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24798 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24799 (tree_estimate_probability): Call record_loop_exits.
24800 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24801 (estimated_loop_iterations, estimated_loop_iterations_int,
24802 estimated_loop_iterations_tree): New functions.
24803 (analyze_siv_subscript_cst_affine,
24804 compute_overlap_steps_for_affine_1_2,
24805 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24806 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24807 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24808 (PRED_LOOP_ITERATIONS_GUESSED): New.
24809 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24810 * cfgloop.h (estimate_numbers_of_iterations_loop,
24811 estimated_loop_iterations_int): Declare.
24813 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24815 * doc/extend.texi: Document optional priority argument to
24816 constructors and destructors.
24817 * tree.c (init_priority_for_decl): Adjust GTY markers.
24818 (init_ttree): Use priority-info hash functions for
24819 init_priority_for_decl.
24820 (tree_map_eq): Rename to ...
24821 (tree_map_base_eq): ... this.
24822 (tree_map_marked_p): Rename to ...
24823 (tree_map_base_marked_p): ... this.
24824 (tree_map_base_hash): New function.
24825 (decl_init_priority_lookup): Rework.
24826 (decl_fini_priority_lookup): New function.
24827 (decl_priority_info): New function.
24828 (decl_init_priority_insert): Use it.
24829 (decl_fini_priority_insert): Likewise.
24830 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24832 (decl_restrict_base_insert): Likewise.
24833 (decl_debug_expr_insert): Likewise.
24834 (decl_value_expr_lookup): Likewise.
24835 (decl_value_expr_insert): Likewise.
24836 * tree.h (priority_type): New type.
24837 (decl_init_priority_lookup): Use priority_type.
24838 (decl_fini_priority_lookup): New function.
24839 (decl_init_priority_insert): Use priority_type.
24840 (decl_fini_priority_insert): New function.
24841 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24842 (DECL_INIT_PRIORITY): Likewise.
24843 (SET_DECL_INIT_PRIORITY): Add comment.
24844 (DECL_FINI_PRIORITY): New macro.
24845 (SET_DECL_FINI_PRIORITY): Likewise.
24846 (DEFAULT_INIT_PRIORITY): Document.
24847 (MAX_INIT_PRIORITY): Likewise.
24848 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24849 (tree_map_base): New type.
24850 (tree_map_base_eq): New function.
24851 (tree_map_base_hash): Likewise.
24852 (tree_map_base_marked_p): Likewise.
24853 (tree_map): Inherit from tree_map_base.
24854 (tree_map_eq): Make it a macro.
24855 (tree_map_marked_p): Likewise.
24856 (tree_int_map): Inherit from tree_map_base.
24857 (tree_int_map_eq): Make it a macro.
24858 (tree_int_map_hash): Likewise.
24859 (tree_int_map_marked_p): Likewise.
24860 (tree_priority_map): New type.
24861 (tree_priority_map_eq): New macro.
24862 (tree_priority_map_hash): Likewise.
24863 (tree_priority_map_marked_p): Likewise.
24864 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24866 (emutls_common_1): Likewise.
24867 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24868 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24869 of tree_map hierarchy.
24870 * tree-cfg.c (move_stmt_r): Likewise.
24871 (new_label_mapper): Likewise.
24872 * c-tree.h (c_expand_body): Move to ...
24873 * c-common.h (c_expand_body): ... here.
24874 * c-decl.c (c_expand_body): Move to ...
24875 * c-common.c (c_expand_body): ... here.
24876 (c_common_attribute_table): Allow 1 argument for the constructor
24877 and destructor attributes.
24878 (get_priority): New function.
24879 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24880 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24882 2007-02-24 Jan Hubicka <jh@suse.cz>
24884 PR middle-end/30509
24885 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24886 copying for inlining.
24888 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24889 Jan Hubicka <jh@suse.cz>
24892 * i386.c (counter_mode): New function.
24893 (expand_set_or_movmem_via_loop): Use it.
24894 (expand_movmem_epilogue): Likewise; fix pasto.
24895 (ix86_expand_movmem): Do emit guard even for constant counts.
24896 (ix86_expand_setmem): Likewise.
24898 2007-02-25 Nick Clifton <nickc@redhat.com>
24900 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24901 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24903 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24906 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24907 count argument with 0x10, not with 0x16.
24908 (expand_setmem_epilogue): Ditto.
24910 2007-02-24 Mike Stump <mrs@apple.com>
24912 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24915 2007-02-24 Richard Guenther <rguenther@suse.de>
24917 PR middle-end/30951
24918 * fold-const.c (fold_binary): Fold x +- CST op x for
24919 EQ_EXPR and NE_EXPR.
24921 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24923 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24925 2007-02-24 Jan Hubicka <jh@suse.cz>
24927 * cgraphunit.c (decide_is_function_needed): Honor
24928 -fkeep-inline-functions.
24930 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24932 * builtins.c (fold_builtin_modf): New.
24933 (fold_builtin_2): Use it.
24935 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24937 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24938 (determine_max_iter): Take additional LOOP arg; all callers changed.
24939 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24940 one using simplifications.
24941 (simplify_using_initial_values): Return if the expression becomes
24942 invalid due to altered regs.
24944 2007-02-23 DJ Delorie <dj@redhat.com>
24946 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24948 2007-02-23 Mike Stump <mrs@apple.com>
24950 * tlink.c (scan_linker_output): Parse linker messages from
24951 darwin9's linker better.
24953 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24956 * varpool.c (varpool_assemble_pending_decls): Set
24957 varpool_last_needed_node to null.
24959 2007-02-23 DJ Delorie <dj@redhat.com>
24961 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24962 alignment bigger than the object file can handle.
24964 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24967 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24968 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24969 (*movsf_1): Penalize MMX moves.
24971 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24973 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24974 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24976 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24978 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24980 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24981 (fold_builtin_1): Use them.
24982 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24983 BUILT_IN_SIGNIFICAND.
24985 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24987 * config/i386/i386.c (bdesc_1arg): Initialize
24988 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24989 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24990 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24991 and IX86_BUILTIN_MOVSLDUP.
24993 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24995 PR rtl-optimization/30841
24996 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24998 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25000 * builtins.c (fold_builtin_frexp): New.
25001 (fold_builtin_2): Use it.
25003 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25005 * doc/invoke.texi (Spec Files): Document getenv spec function.
25007 * gcc.c (getenv_spec_function): New function.
25008 (static_spec_functions): Add it.
25009 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25010 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25013 2007-02-22 Michael Matz <matz@suse.de
25016 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25017 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25019 2007-02-22 Ian Lance Taylor <iant@google.com>
25022 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25023 (mem_loc_descriptor): Call it.
25025 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25026 Ira Rosen <irar@il.ibm.com>
25028 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25030 2007-02-22 Ira Rosen <irar@il.ibm.com>
25032 PR tree-optimization/30843
25033 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25034 stores only after all the group is vectorized.
25036 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25038 PR tree-optimization/30858
25039 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25040 in the reduction cycle have a single use in the loop.
25041 * tree-vectorizer.h (relevant): Add documentation.
25043 2007-02-20 Mike Stump <mrs@apple.com>
25045 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25046 * configure: Regenerate.
25048 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25050 Change the defaults of some parameters and options.
25051 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25052 * config/spu/spu.c (spu_optimization_options): Add.
25053 (spu_override_options): Change params in spu_optimization_options.
25054 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25056 Register 127 is only 16 byte aligned when used as a frame pointer.
25057 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25058 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25059 HARD_FRAME_POINTER_REGNUM.
25060 (spu_legitimate_address): Use regno_aligned_for_reload.
25061 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25062 aligned when frame_pointer_needed is true.
25063 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25065 * config/spu/spu.h (INIT_EXPANDERS): Define.
25067 Make sure shift and rotate instructions have valid immediate operands.
25068 * config/spu/predicates.md (spu_shift_operand): Remove.
25069 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25070 * config/spu/constraints.md (W, O): Extend range.
25071 * config/spu/spu.md (umask, nmask): Define.
25072 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25073 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25074 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25075 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25076 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25077 (lshr<mode>3_reg): Fix rtl description.
25079 Make sure mulhisi immediate operands are valid.
25080 * config/spu/predicates.md (imm_K_operand): Add.
25081 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25083 Generate constants using fsmbi and andi.
25084 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25085 (print_operand, spu_split_immediate, classify_immediate,
25086 fsmbi_const_p): Handle IC_FSMBI2.
25088 Correctly handle a CONST_VECTOR containing symbols.
25089 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25090 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25091 (immediate_load_p): Allow symbols that use 2 instructions to create.
25092 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25093 with symbols when flag_pic is set.
25094 (const_vector_immediate_p): New.
25095 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25096 accept a CONST_VECTOR with symbols.
25097 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25098 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25100 * config/spu/spu.md (high, low): Delete.
25101 (low_<mode>): Define.
25103 Remove INTRmode and INTR_REGNUM, which didn't work.
25104 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25106 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25107 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25108 peephole2 pattern): Don't use INTR or 131.
25109 (movintrcc): Delete.
25110 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25111 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25112 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25113 (UNSPEC_SET_INTR): Add.
25114 * config/spu/spu-modes.def (INTR): Remove.
25116 More accurate warnings about run-time relocations.
25117 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25119 Correctly warn about immediate arguments to specific intrinsics.
25120 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25121 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25122 the instruction predicate.
25124 Fix tree check errors with latest update.
25125 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25127 (spu_expand_builtin): Use CALL_EXPR_FN.
25129 Add missing specific intrinsics.
25130 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25132 * config/spu/spu_internals.h: Ditto.
25134 Fix incorrect operand modifiers.
25135 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25136 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25138 Optimize one case of zero_extend of a vec_select.
25139 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25141 Accept any immediate for hbr.
25142 * config/spu/spu.md (hbr): Change s constraints to i.
25144 2007-02-21 Paul Brook <paul@codesourcery.com>
25146 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25147 condexec_count when skipping USE and CLOBBER.
25149 2007-02-21 Nick Clifton <nickc@redhat.com>
25151 * common.opt (Warray-bounds): Add Warning attribute.
25152 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25154 (fsized-zeroes): Add Optimization attribute.
25155 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25156 * c.opt (Wc++0x-compat): Add Warning attribute.
25158 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25160 PR middle-end/30761
25161 * reload1.c (eliminate_regs_in_insn): In the single_set special
25162 case, attempt to re-recognize the insn before falling back to
25163 having reload fix it up.
25165 2007-02-20 Eric Christopher <echristo@gmail.com>
25167 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25168 Rewrite accordingly.
25169 (frv_read_iacc_argument): Ditto.
25170 (frv_expand_set_builtin): Take a call instead of arglist, update for
25172 (frv_expand_unop_builtin): Ditto.
25173 (frv_expand_binop_builtin): Ditto.
25174 (frv_expand_cut_builtin): Ditto.
25175 (frv_expand_binopimm_builtin): Ditto.
25176 (frv_expand_voidbinop_builtin): Ditto.
25177 (frv_expand_int_void2arg): Ditto.
25178 (frv_expand_prefetches): Ditto.
25179 (frv_expand_voidtriop_builtin): Ditto.
25180 (frv_expand_voidaccop_builtin): Ditto.
25181 (frv_expand_load_builtin): Ditto.
25182 (frv_expand_store_builtin): Ditto.
25183 (frv_expand_mdpackh_builtin): Ditto.
25184 (frv_expand_mclracc_builtin): Ditto.
25185 (frv_expand_mrdacc_builtin): Ditto.
25186 (frv_expand_mwtacc_builtin): Ditto.
25187 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25190 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25192 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25193 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25195 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25196 point instructions.
25197 * configure: Regenerate.
25198 * config.in: Regenerate.
25199 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25200 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25201 masks to power6 and power6x and to POWERPC_MASKS.
25202 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25204 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25205 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25206 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25207 Access PROTOTYPE as variable, not mask.
25209 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25211 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25212 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25213 * combine.c (adjust_for_new_dest): Use it.
25214 * postreload.c (reload_combine): Likewise.
25216 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25218 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25219 notes on an insn with multiple sets, even if single_set returns
25220 non-NULL for that insn.
25222 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25224 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25225 scalbn and scalbln.
25227 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25229 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25230 if user didn't pass it.
25231 * config/i386/darwin.h (CC1_SPEC): Likewise.
25232 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25233 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25234 -mmacosx-version-min.
25236 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25237 Uros Bizjak <ubizjak@gmail.com>
25239 * optabs.h (enum optab_index): Add new OTI_scalb.
25240 (scalb_optab): Define corresponding macro.
25241 * optabs.c (init_optabs): Initialize scalb_optab.
25242 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25244 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25245 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25246 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25247 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25248 flag_unsafe_math_optimizations is set.
25250 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25251 to implement scalbf, scalb and scalbl built-ins as inline x87
25254 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25255 DJ Delorie <dj@redhat.com>
25258 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25259 (diagnostic_report_diagnostic): ... here, and turn them into real
25260 errors. If warnings are inhibited, no need to do anything.
25262 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25264 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25265 better code generation.
25267 2007-02-20 Ben Elliston <bje@au.ibm.com>
25269 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25271 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25273 * config/alpha/alpha.c, config/alpha/alpha.md,
25274 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25275 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
25276 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
25277 config/arm/lib1funcs.asm: Follow spelling conventions.
25279 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
25280 config/fr30/fr30.md, config/i386/i386.h,
25281 config/iq2000/iq2000.h, config/iq2000/predicates.md,
25282 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
25283 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
25284 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
25285 config/rs6000/altivec.md, config/rs6000/rs6000.c,
25286 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
25287 config/sparc/sparc.c, config/sparc/sparc.h,
25288 config/sparc/sparc.md, config/spu/constraints.md,
25289 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
25292 2007-02-20 Alan Modra <amodra@bigpond.net.au>
25295 * varasm.c (use_blocks_for_decl_p): Return false for decls with
25298 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25300 * doc/invoke.texi (-ftree-lrs): Remove.
25302 2007-02-19 Diego Novillo <dnovillo@redhat.com>
25304 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
25307 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
25309 * config/ia64/ia64.c (ia64_expand_builtin): Use the
25310 new CALL_EXPR_FN macro for retrieving the function
25311 declaration of the input expression.
25313 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25315 * c.opt (Waddress): New.
25316 * common.opt (Walways-true): Delete.
25317 (Wstring-literal-comparison): Delete.
25318 * doc/invoke.texi (Warning Options): Delete -Walways-true and
25319 -Wstring-literal-comparison. Add -Waddress.
25321 (Walways-true): Delete.
25322 (Wstring-literal-comparison): Delete.
25323 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25324 consistently instead of -Walways-true in example.
25325 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25326 * c-typeck.c (parser_build_binary_op): Replace
25327 -Wstring-literal-comparison and -Walways-true with -Waddress.
25328 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25331 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25333 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25334 without DECL_STRUCT_FUNCTION initialized.
25336 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25338 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25339 due to calls to functions taking pointers as parameters.
25341 2007-02-19 Richard Henderson <rth@redhat.com>
25344 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25347 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25349 * config/s390/s390.c (s390_call_saved_register_used,
25350 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25351 accessed to the new scheme.
25353 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25355 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25356 (cris_print_index, cris_print_operand, cris_print_operand_address)
25357 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25358 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25359 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25360 GET_CODE () == xxx.
25361 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25362 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25363 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25364 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25365 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25366 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25367 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25368 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25369 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25370 (uminsi3, call, call_value): Ditto.
25371 (define_split: indir_to_reg_split, unnamed): Ditto.
25373 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25375 PR tree-optimization/30975
25376 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25379 2007-02-18 Eric Christopher <echristo@gmail.com>
25381 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25382 Remove use of arglist.
25383 (mips_expand_builtin): Remove use of arglist, pass in expr.
25384 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25385 (mips_expand_builtin_movtf): Ditto.
25386 (mips_expand_builtin_compare): Ditto.
25388 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25390 * tree-sra.c (sra_build_assignment): Replace assertion
25391 checking with a comment explaining why it can't be done.
25393 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25395 PR middle-end/30833
25396 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25397 during CALL_EXPR representation conversion.
25398 * tree-ssa-propagate.c (set_rhs): Likewise.
25400 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25402 * tree-sra.c (sra_build_assignment): Disable assertion checking
25405 2007-02-18 Roger Sayle <roger@eyesopen.com>
25407 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25408 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25409 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25411 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25412 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25413 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25414 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25415 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25416 force_gimple_operand): Likewise.
25417 * ipa-cp.c (constant_val_insert): Likewise.
25418 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25419 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25420 perfect_nestify): Likewise.
25421 * langhooks.c (lhd_omp_assignment): Likewise.
25422 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25423 lower_copyprivate_clauses, lower_send_clauses,
25424 lower_send_shared_vars, expand_parallel_call,
25425 expand_omp_for_generic, expand_omp_for_static_nochunk,
25426 expand_omp_for_static_chunk, expand_omp_sections,
25427 lower_omp_single_copy, lower_omp_for_lastprivate,
25428 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25429 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25430 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25433 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25435 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25436 config/sh/sh.md: Follow spelling conventions.
25438 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25439 config/frv/predicates.md: Follow spelling conventions.
25441 * config/m68k/linux-unwind.h: Fix a comment typo.
25442 * target.h: Follow spelling conventions.
25444 2007-02-18 Roger Sayle <roger@eyesopen.com>
25446 PR rtl-optimization/28173
25447 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25448 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25449 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25450 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25451 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25453 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25455 * builtins.c (fold_builtin_load_exponent): New.
25456 (fold_builtin_2): Use it.
25458 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25460 PR rtl-optimization/30773
25461 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25462 if we fail to attach a REG_EQUIV note.
25464 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25465 Roger Sayle <roger@eyesopen.com>
25467 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25469 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25471 * calls.c (initialize_argument_information): Pass original EXP
25472 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25473 code to split complex arguments here, as part of initializing the
25475 (expand_call): Remove code that builds a list of arguments and
25476 inserts implicit arguments into it. Instead, just count how many
25477 implicit arguments there will be so we can determine the size of
25478 the ARGS array, and let initialize_argument_information do the work.
25479 (split_complex_values): Delete unused function.
25481 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25483 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25485 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25487 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25488 for arg pointer based indexed addressing.
25490 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25492 * config/ia64/ia64.h, config/ia64/ia64.md,
25493 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25494 spelling conventions.
25496 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25498 * config/m68k/m68k.c (split_di): New.
25499 * config/m68k/m68k-protos.h: Declare split_di.
25500 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25501 Improve predicate handling and split constant shifts.
25503 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25505 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25506 parameter for register bitfield operations, general predicates
25509 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25511 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25512 * config/m68k/linux-unwind.h: New file.
25514 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25516 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25517 config/i386/athlon.md, config/ia64/ia64.md,
25518 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25519 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25520 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25521 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25522 tree-vect-transform.c: Fix comment typos.
25524 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25526 * sched-deps.c (find_insn_list): Remove.
25527 * sched-int.h: Remove the prototype for find_insn_list.
25529 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25531 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25533 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25534 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25535 darwin_rs6000_override_options.
25536 (C_COMMON_OVERRIDE_OPTIONS): Expect
25537 darwin_macosx_version_min to be non-NULL always.
25538 (TARGET_C99_FUNCTIONS): Likewise.
25539 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25540 (DARWIN_MINVERSION_SPEC): New.
25541 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25542 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25544 (DARWIN_MINVERSION_SPEC): New.
25545 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25547 * config/darwin-c.c (darwin_cpp_builtins): Expect
25548 darwin_macosx_version_min to be non-NULL always.
25550 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25552 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25554 * config/i386/i386.h (x86_use_xchgb): New.
25555 (TARGET_USE_XCHGB): New macro.
25556 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25557 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25558 Split after reload into bswaphi for shifts of 8.
25559 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25560 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25561 or when optimizing for size.
25563 2007-02-16 Richard Guenther <rguenther@suse.de>
25564 Christian Bruel <christian.bruel@st.com>
25566 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25567 DECLs but prefer SSA_NAMEs over DECLs.
25569 2007-02-16 Richard Guenther <rguenther@suse.de>
25571 * tree-flow-inline.h (single_imm_use_p): Remove.
25572 (zero_imm_uses_p): Likewise.
25573 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25574 instead of single_imm_use_p.
25575 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25578 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25581 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25582 nested double- and backquotes.
25584 2007-02-15 Roger Sayle <roger@eyesopen.com>
25586 PR middle-end/30391
25587 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25588 should be unreachable.
25589 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25590 For the time being redirect GIMPLE_MODIFY_STMT to the new
25591 (renamed) build_gimple_modify_stmt_stat.
25592 (build2_gimple_stat): Rename to...
25593 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25594 Always build a GIMPLE_MODIFY_STMT node.
25595 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25596 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25599 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25600 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25601 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25602 expand_complex_div_wide): Likewise.
25603 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25604 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25605 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25606 * tree-ssa-loop-manip.c (create_iv): Likewise.
25607 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25608 abs_replacement): Likewise.
25609 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25610 realify_fake_stores): Likewise.
25612 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25613 node rather than a GIMPLE_MODIFY_STMT node.
25614 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25615 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25617 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25618 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25619 GIMPLE_MODIFY_STMT.
25621 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25623 PR middle-end/30433
25624 * fold-const.c (fold_comparison): Add back the
25625 folding of constant complex comparisions.
25627 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25629 PR middle-end/30729
25630 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25631 effects unknown to this function, return early.
25633 2007-02-15 Ian Lance Taylor <iant@google.com>
25635 * lower-subreg.c (move_eh_region_note): New static function.
25636 (resolve_simple_move): Call it.
25637 (decompose_multiword_subregs): Track blocks for which we resolve a
25638 simple move which is also a control flow insn. Pass them to
25639 find_many_sub_basic_blocks.
25640 (pass_lower_subreg): Add TODO_verify_flow.
25641 (pass_lower_subreg2): Likewise.
25643 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25644 Brooks Moses <brooks.moses@codesourcery.com>
25645 Lee Millward <lee.millward@codesourcery.com>
25647 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25648 (VL_EXP_CLASS_P): New.
25649 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25651 (TREE_OPERAND_CHECK_CODE): Likewise.
25652 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25653 (TREE_RTL_OPERAND_CHECK): Likewise.
25654 (tree_operand_check_failed): Make second parameter the whole tree
25655 instead of its code. Fixed callers.
25656 (VL_EXP_CHECK): New.
25657 (TREE_OPERAND_LENGTH): New.
25658 (VL_EXP_OPERAND_LENGTH): New.
25659 (CALL_EXPR_FN): New.
25660 (CALL_EXPR_STATIC_CHAIN): New.
25661 (CALL_EXPR_ARGS): New.
25662 (CALL_EXPR_ARG): New.
25663 (call_expr_nargs): New.
25664 (CALL_EXPR_ARGP): New.
25665 (build_nt_call_list): Declare.
25666 (build_vl_exp_stat): Declare.
25667 (build_vl_exp): New.
25668 (build_call_list): Declare.
25669 (build_call_nary): Declare.
25670 (build_call_valist): Declare.
25671 (build_call_array): Declare.
25672 (call_expr_arg): Declare.
25673 (call_expr_argp): Declare.
25674 (call_expr_arglist): Declare.
25675 (fold_build_call_list): Declare.
25676 (fold_build_call_list_initializer): Declare.
25677 (fold_call_expr): Declare to replace fold_builtin.
25678 (fold_builtin_fputs): Update to agree with modified definition.
25679 (fold_builtin_strcpy): Likewise.
25680 (fold_builtin_strncpy): Likewise.
25681 (fold_builtin_memory_chk): Likewise.
25682 (fold_builtin_stxcpy_chk): Likewise.
25683 (fold_builtin_strncpy_chk): Likewise.
25684 (fold_builtin_next_arg): Likewise.
25685 (fold_build_call_expr): Declare.
25686 (fold_builtin_call_list): Declare.
25687 (fold_builtin_call_valist): Declare.
25688 (build_call_expr): Declare.
25689 (validate_arglist): Update to agree with modified definition.
25690 (tree_operand_length): New.
25691 (call_expr_arg_iterator): New.
25692 (init_call_expr_arg_iterator): New.
25693 (next_call_expr_arg): New.
25694 (first_call_expr_arg): New.
25695 (more_call_expr_args_p): New.
25696 (FOR_EACH_CALL_EXPR_ARG): New.
25698 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25699 and tcc_gimple_stmt.
25700 (tree_code_size): Update documentation. Use sizeof (tree) rather
25701 than sizeof (char *).
25702 (tree_size): Likewise. Add case for tcc_vl_exp.
25703 (tree_node_structure): Add case for tcc_vl_exp.
25704 (contains_placeholder_p): Likewise.
25705 (substitute_in_expr): Likewise.
25706 (substitute_placeholder_in_expr): Likewise.
25707 (stabilize_reference_1): Likewise.
25708 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25709 to diagnose breakage of this interface for constructing CALL_EXPRs.
25710 (build_nt): Add similar assertion here.
25711 (build_nt_call_list): New.
25712 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25713 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25715 (get_callee_fndecl): Use new CALL_EXPR accessors.
25716 (tree_operand_check_failed): Change parameters to pass entire node
25717 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25718 (process_call_operands): New.
25719 (build_vl_exp_stat): New.
25720 (build_call_list): New.
25721 (build_call_nary): New.
25722 (build_call_valist): New.
25723 (build_call_array): New.
25724 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25725 (call_expr_arglist): New.
25727 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25728 tcc_vl_exp instead of a fixed-size tcc_expression.
25730 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25731 accessors for CALL_EXPRs.
25732 (AGGR_INIT_EXPR): Likewise.
25734 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25735 Brooks Moses <brooks.moses@codesourcery.com>
25736 Lee Millward <lee.millward@codesourcery.com>
25738 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25739 (expand_builtin_nonlocal_goto): Change parameter to be entire
25740 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25741 (expand_builtin_prefetch): Likewise.
25742 (expand_builtin_classify_type): Likewise.
25743 (mathfn_built_in): Return NULL_TREE instead of 0.
25744 (expand_errno_check): Use new CALL_EXPR accessors.
25745 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25746 Return NULL_RTX instead of 0.
25747 (expand_builtin_mathfn_2): Likewise.
25748 (expand_builtin_mathfn_3): Likewise.
25749 (expand_builtin_interclass_mathfn): Likewise.
25750 (expand_builtin_sincos): Likewise.
25751 (expand_builtin_cexpi): Likewise.
25752 (expand_builtin_int_roundingfn): Likewise.
25753 (expand_builtin_int_roundingfn_2): Likewise.
25754 (expand_builtin_pow): Likewise.
25755 (expand_builtin_powi): Likewise.
25756 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25757 of arglist, fixing callers appropriately. Use new CALL_EXPR
25758 accessors and constructors. Return NULL_RTX instead of 0.
25759 (expand_builtin_strstr): Likewise.
25760 (expand_builtin_strchr): Likewise.
25761 (expand_builtin_strrchr): Likewise.
25762 (expand_builtin_strpbrk): Likewise.
25763 (expand_builtin_memcpy): Likewise.
25764 (expand_builtin_mempcpy): Likewise.
25765 (expand_builtin_mempcpy_args): New.
25766 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25767 (expand_builtin_memmove_args): New.
25768 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25769 (expand_movstr): Likewise.
25770 (expand_builtin_strcpy): Likewise.
25771 (expand_builtin_strcpy_args): New.
25772 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25773 (expand_builtin_strncpy): Likewise.
25774 (expand_builtin_memset): Likewise.
25775 (expand_builtin_memset_args): New.
25776 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25777 (expand_builtin_memcmp): Likewise.
25778 (expand_builtin_strcmp): Likewise.
25779 (expand_builtin_strncmp): Likewise.
25780 (expand_builtin_strcat): Likewise.
25781 (expand_builtin_strncat): Likewise.
25782 (expand_builtin_strspn): Likewise.
25783 (expand_builtin_strcspn): Likewise.
25784 (expand_builtin_args_info): Likewise.
25785 (expand_builtin_va_start): Likewise.
25786 (gimplify_va_arg_expr): Likewise.
25787 (expand_builtin_va_end): Likewise.
25788 (expand_builtin_va_copy): Likewise.
25789 (expand_builtin_frame_address): Likewise.
25790 (expand_builtin_alloca): Likewise.
25791 (expand_builtin_bswap): Likewise.
25792 (expand_builtin_unop): Likewise.
25793 (expand_builtin_fputs): Likewise.
25794 (expand_builtin_expect): Likewise.
25795 (expand_builtin_fabs): Likewise.
25796 (expand_builtin_copysign): Likewise.
25797 (expand_builtin_printf): Likewise.
25798 (expand_builtin_fprintf): Likewise.
25799 (expand_builtin_sprintf): Likewise.
25800 (expand_builtin_init_trampoline): Likewise.
25801 (expand_builtin_signbit): Likewise.
25802 (expand_builtin_fork_or_exec): Likewise.
25803 (expand_builtin_sync_operation): Likewise.
25804 (expand_builtin_compare_and_swap): Likewise.
25805 (expand_builtin_lock_test_and_set): Likewise.
25806 (expand_builtin_lock_release): Likewise.
25807 (expand_builtin): Likewise.
25808 (builtin_mathfn_code): Likewise.
25810 (fold_builtin_constant_p): Pass call arguments individually instead
25811 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25812 accessors and constructors. Return NULL_TREE instead of 0.
25813 (fold_builtin_expect): Likewise.
25814 (fold_builtin_classify_type): Likewise.
25815 (fold_builtin_strlen): Likewise.
25816 (fold_builtin_nan): Likewise.
25817 (integer_valued_real_p): Likewise.
25818 (fold_trunc_transparent_mathfn): Likewise.
25819 (fold_fixed_mathfn): Likewise.
25820 (fold_builtin_cabs): Likewise.
25821 (fold_builtin_sqrt): Likewise.
25822 (fold_builtin_cbrt): Likewise.
25823 (fold_builtin_cos): Likewise.
25824 (fold_builtin_cosh): Likewise.
25825 (fold_builtin_tan): Likewise.
25826 (fold_builtin_sincos): Likewise.
25827 (fold_builtin_cexp): Likewise.
25828 (fold_builtin_trunc): Likewise.
25829 (fold_builtin_floor): Likewise.
25830 (fold_builtin_ceil): Likewise.
25831 (fold_builtin_round): Likewise.
25832 (fold_builtin_int_roundingfn): Likewise.
25833 (fold_builtin_bitop): Likewise.
25834 (fold_builtin_bswap): Likewise.
25835 (fold_builtin_logarithm): Likewise.
25836 (fold_builtin_hypot): Likewise.
25837 (fold_builtin_pow): Likewise.
25838 (fold_builtin_powi): Likewise.
25839 (fold_builtin_exponent): Likewise.
25840 (fold_builtin_memset): Likewise.
25841 (fold_builtin_bzero): Likewise.
25842 (fold_builtin_memory_op): Likewise.
25843 (fold_builtin_bcopy): Deleted; call site changed to invoke
25844 fold_builtin_memory_op directly.
25845 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25846 (fold_builtin_strncpy): Likewise.
25847 (fold_builtin_memcmp): Likewise.
25848 (fold_builtin_strcmp): Likewise.
25849 (fold_builtin_strncmp): Likewise.
25850 (fold_builtin_signbit): Likewise.
25851 (fold_builtin_copysign): Likewise.
25852 (fold_builtin_isascii): Likewise.
25853 (fold_builtin_toascii): Likewise.
25854 (fold_builtin_isdigit): Likewise.
25855 (fold_builtin_fabs): Likewise.
25856 (fold_builtin_abs): Likewise.
25857 (fold_builtin_fmin_fmax): Likewise.
25858 (fold_builtin_carg): Likewise.
25859 (fold_builtin_classify): Likewise.
25860 (fold_builtin_unordered_cmp): Likewise.
25862 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25863 New functions split out from fold_builtin_1.
25864 (fold_builtin_n): New.
25865 (fold_builtin_varargs): New.
25866 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25868 (fold_call_expr): New.
25869 (build_function_call_expr): Rewrite to use new helper function.
25870 (fold_builtin_call_list): New.
25871 (build_call_expr): New.
25872 (fold_builtin_call_valist): New.
25873 (rewrite_call_expr): New.
25874 (validate_arg): New.
25875 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25876 of an arglist. Change return type to bool. Use new CALL_EXPR
25879 (fold_builtin_strstr): Pass call arguments individually instead
25880 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25881 accessors and constructors. Return NULL_TREE instead of 0.
25882 (fold_builtin_strchr): Likewise.
25883 (fold_builtin_strrchr): Likewise.
25884 (fold_builtin_strpbrk): Likewise.
25885 (fold_builtin_strcat): Likewise.
25886 (fold_builtin_strncat): Likewise.
25887 (fold_builtin_strspn): Likewise.
25888 (fold_builtin_strcspn): Likewise.
25889 (fold_builtin_fputs): Likewise.
25890 (fold_builtin_next_arg): Likewise.
25891 (fold_builtin_sprintf): Likewise.
25893 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25894 NULL_RTX instead of 0.
25895 (expand_builtin_memory_chk): Likewise.
25896 (maybe_emit_chk_warning): Likewise.
25897 (maybe_emit_sprintf_chk_warning): Likewise.
25899 (fold_builtin_object_size): Pass call arguments individually instead
25900 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25901 accessors and constructors. Return NULL_TREE instead of 0.
25902 (fold_builtin_memory_chk): Likewise.
25903 (fold_builtin_stxcpy_chk): Likewise.
25904 (fold_builtin_strncpy_chk): Likewise.
25905 (fold_builtin_strcat_chk): Likewise.
25906 (fold_builtin_strcat_chk): Likewise.
25907 (fold_builtin_strncat_chk): Likewise.
25908 (fold_builtin_sprintf_chk): Likewise.
25909 (fold_builtin_snprintf_chk): Likewise.
25910 (fold_builtin_printf): Likewise.
25911 (fold_builtin_vprintf): Likewise.
25913 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25915 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25916 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25917 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25918 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25919 (fold_unary): Likewise.
25920 (fold_binary): Likewise.
25921 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25922 ternary expressions.
25923 (fold): Add logic for tcc_vl_exp.
25924 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25925 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25926 (fold_build3_stat): Add assertion to flag broken interface for
25927 constructing CALL_EXPRs.
25928 (fold_build_call_list): New.
25929 (fold_build_call_list_initializer): New.
25930 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25932 (fold_strip_sign_ops): Likewise.
25934 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25935 Brooks Moses <brooks.moses@codesourcery.com>
25936 Lee Millward <lee.millward@codesourcery.com>
25938 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25939 accessors and dump arguments explicitly.
25941 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25943 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25945 (print_call_name): Use new CALL_EXPR accessors.
25947 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25948 CALL_EXPR arguments explicitly instead of as a list. Use
25949 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25951 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25952 (vrp_visit_stmt): Likewise.
25954 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25955 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25957 (force_move_till_expr): Likewise.
25959 * targhooks.c (default_external_stack_protect_fail): Use
25960 build_call_expr instead of build_function_call_expr.
25961 (default_hidden_stack_protect_fail): Likewise.
25963 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25966 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25967 and walk arguments explicitly.
25969 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25970 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25971 (expand_simple_operations): Likewise.
25972 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25974 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25975 of TREE_CODE_LENGTH.
25976 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25978 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25979 instead of TREE_CODE_LENGTH.
25981 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25982 (tree_ic_transform): Likewise.
25983 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25984 parameter instead of arglist. Fix callers.
25985 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25986 (tree_stringops_transform): Likewise.
25987 (tree_indirect_call_to_profile): Likewise.
25988 (tree_stringops_values_to_profile): Likewise.
25990 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25991 (eliminate_tail_call): Likewise.
25993 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25995 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25996 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25998 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26000 * omp-low.c (build_omp_barrier): Use build_call_expr.
26001 (lower_rec_input_clauses): Likewise.
26002 (lower_reduction_clauses): Likewise.
26003 (expand_parallel_call): Likewise.
26004 (maybe_catch_exception): Likewise.
26005 (expand_omp_for_generic): Likewise.
26006 (expand_omp_for_static_nochunk): Likewise.
26007 (expand_omp_sections): Likewise.
26008 (lower_omp_single_simple): Likewise.
26009 (lower_omp_single_copy): Likewise.
26010 (lower_omp_master): Likewise.
26011 (lower_omp_ordered): Likewise.
26012 (lower_omp_critical): Likewise.
26014 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26015 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26017 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26018 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26019 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26021 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26022 and generalize to handle any number of operands.
26023 (chrec_contains_undetermined): Likewise.
26024 (tree_contains_chrecs): Likewise.
26025 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26027 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26029 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26030 fold_call_expr instead of fold_builtin.
26031 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26032 match declarations there.
26033 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26036 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26037 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26039 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26040 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26042 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26045 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26046 (execute_cse_sincos): Use new CALL_EXPR accessors.
26048 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26050 * gimple-low.c (lower_function_body): Use build_call_expr.
26051 (lower_builtin_setjmp): Likewise.
26053 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26054 (set_storage_via_libcall): Likewise.
26055 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26056 instead of TREE_CODE_LENGTH.
26057 (expand_expr_real_1): Use new CALL_EXPR accessors.
26059 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26060 generalize to handle any number of operands.
26061 (TB_parent_eq): Likewise.
26063 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26064 (strip_builtin_expect): Likewise.
26066 * function.c (gimplify_parameters): Use build_call_expr.
26068 * tree-vectorizer.c (vect_is_simple_reduction): Use
26069 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26071 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26072 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26074 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26077 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26078 (gimplify_decl_expr): Likewise.
26079 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26080 Use new CALL_EXPR iterators.
26081 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26082 (gimplify_modify_expr_to_memset): Likewise.
26083 (gimplify_variable_sized_compare): Likewise.
26084 (gimplify_omp_atomic_fetch_op): Likewise.
26085 (gimplify_omp_atomic_pipeline): Likewise.
26086 (gimplify_omp_atomic_mutex): Likewise.
26087 (gimplify_function_tree): Likewise.
26089 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26090 (call_expr_flags): Likewise.
26091 (expand_call): Likewise.
26093 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26094 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26097 * coverage.c (create_coverage): Use build_call_expr.
26099 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26100 (temp_call_expr_obstack): New.
26101 (pool_copy_list): Delete.
26102 (temp_copy_call_expr): New.
26103 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26104 CALL_EXPR accessors. Get rid of special goo for copying argument
26105 lists and use temp_copy_call_expr instead.
26106 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26107 CALL_EXPR accessors.
26108 (create_expression_by_pieces): Likewise. Use build_call_array
26109 to construct the result instead of fold_build3.
26110 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26111 dealing with argument lists.
26112 (init_pre): Remove references to expression_node_pool and
26113 list_node_pool. Init temp_call_expr_obstack instead.
26114 (fini_pre): Remove references to expression_node_pool and
26117 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26118 and walk arguments explicitly instead of as a list.
26120 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26121 (mx_register_decls): Likewise.
26122 (mudflap_register_call): Likewise.
26123 (mudflap_finish_file): Likewise.
26125 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26126 (ipa_callsite_compute_param): Likewise.
26128 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26129 accessors and constructor.
26131 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26132 accessors and constructor.
26133 (convert_tramp_reference): Likewise.
26134 (convert_call_expr): Likewise.
26135 (finalize_nesting_tree_1): Likewise.
26137 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26140 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26142 * tree-inline.c (initialize_inlined_parameters): Pass entire
26143 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26145 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26146 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26148 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26150 (vectorizable_reduction): Likewise.
26151 (vectorizable_call): Use new CALL_EXPR iterators.
26152 (vectorizable_conversion): Use build_call_expr.
26153 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26154 (vect_gen_widened_results_half): Use build_call_expr.
26155 (vect_setup_realignment): Likewise.
26156 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26158 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26159 (pass_through_call): Likewise.
26160 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26163 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26164 (tree_gen_pow2_profiler): Likewise.
26165 (tree_gen_one_value_profiler): Likewise.
26166 (tree_gen_ic_func_profiler): Likewise.
26167 (tree_gen_average_profiler): Likewise.
26168 (tree_gen_ior_profiler): Likewise.
26170 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26171 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26172 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26174 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26175 of TREE_CODE_LENGTH.
26177 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26178 of TREE_CODE_LENGTH.
26180 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26182 (convert_to_integer): Likewise.
26184 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26187 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26188 Brooks Moses <brooks.moses@codesourcery.com>
26189 Lee Millward <lee.millward@codesourcery.com>
26191 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26193 * config/frv/frv.c (frv_expand_builtin): Likewise.
26194 * config/s390/s390.c (s390_expand_builtin): Likewise.
26196 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26197 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26199 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26200 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26201 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26202 (ix86_expand_store_builtin): Likewise.
26203 (ix86_expand_unop_builtin): Likewise.
26204 (ix86_expand_unop1_builtin): Likewise.
26205 (ix86_expand_sse_compare): Likewise.
26206 (ix86_expand_sse_comi): Likewise.
26207 (ix86_expand_vec_init_builtin): Likewise.
26208 (ix86_expand_vec_ext_builtin): Likewise.
26209 (ix86_expand_vec_set_builtin): Likewise.
26210 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26212 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26213 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26215 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26216 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26217 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26219 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26221 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26222 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26223 arglist. Use new CALL_EXPR accessors. Fix callers.
26224 (altivec_expand_abs_builtin): Likewise.
26225 (rs6000_expand_binop_builtin): Likewise.
26226 (altivec_expand_predicate_builtin): Likewise.
26227 (altivec_expand_lv_builtin): Likewise.
26228 (spe_expand_stv_builtin): Likewise.
26229 (altivec_expand_stv_builtin): Likewise.
26230 (rs6000_expand_ternop_builtin): Likewise.
26231 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26232 (altivec_expand_st_builtin): Likewise.
26233 (altivec_expand_dst_builtin): Likewise.
26234 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26235 arglist. Use new CALL_EXPR accessors. Fix callers.
26236 (altivec_expand_vec_set_builtin): Likewise.
26237 (altivec_expand_vec_ext_builtin): Likewise.
26238 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26239 (spe_expand_builtin): Likewise.
26240 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26241 arglist. Use new CALL_EXPR accessors. Fix callers.
26242 (spe_expand_evsel_builtin): Likewise.
26243 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26244 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26246 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26247 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26248 (arm_expand_unop_builtin): Likewise.
26249 (arm_expand_builtin): Use new CALL_EXPR accessors.
26251 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26254 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26255 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26257 (bfin_expand_unop_builtin): Likewise.
26258 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26260 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26261 Brooks Moses <brooks.moses@codesourcery.com>
26262 Lee Millward <lee.millward@codesourcery.com>
26264 * c-semantics.c (build_stmt): Add internal diagnostic check.
26266 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26267 accessors. Print arguments explicitly instead of as a list.
26269 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26271 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26272 (c_finish_omp_flish): Likewise.
26274 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26275 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
26276 instead of TREE_CODE_LENGTH.
26277 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
26278 (c_warn_unused_result): Likewise.
26280 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26283 * doc/invoke.texi (Warning Options): Remove
26284 -Werror-implicit-function-declaration.
26285 (Wimplicit-function-declaration): Update description.
26286 * opts.c (common_handle_option): Move handling of -Werror=* to...
26287 (enable_warning_as_error): ...here.
26288 * opts.h (enable_warning_as_error): Declare.
26289 * c-decl.c (implicit_decl_warning): Unless
26290 -Wno-implicit-function-declaration is given, emit a pedwarn if
26291 -std=c99 or emit a warning if -Wimplicit-function-declaration.
26292 * c.opt (Wimplicit-function-declaration): Replace
26293 mesg_implicit_function_declaration with
26294 warn_implicit_function_declaration.
26295 * c-opts.c (c_common_handle_option):
26296 -Werror-implicit-function-declaration is exactly equal as
26297 -Werror=implicit-function-declaration.
26298 (set_Wimplicit): Replace mesg_implicit_function_declaration with
26299 warn_implicit_function_declaration.
26300 (c_common_post_options): -Wimplict-function-declaration is enabled
26301 by default by -std=c99, otherwise is disabled by default.
26302 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
26304 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26306 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
26307 DECL on the rhs to a DECL on the lhs for debug info purposes if the
26308 former is ignored but not the latter.
26310 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
26312 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
26313 is made and the reference doesn't use the alias set of its type,
26314 do not create the temporary using that type.
26316 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
26318 * jump.c: Remove prototypes for delete_computation and
26319 delete_prior_computation.
26321 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26323 * jump.c (get_label_after): Delete.
26324 (get_label_before, delete_computation, delete_jump,
26325 delete_prior_computation, follow_jumps): Move...
26326 * reorg.c (delete_computation, delete_prior_computation): ... here...
26327 (get_label_before, delete_jump): ... making these static ...
26328 (follow_jumps): ... and simplifying this since it only runs after
26330 * rtl.h (get_label_after, get_label_before, delete_jump,
26331 follow_jumps): Delete prototypes.
26333 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26335 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26337 2007-02-15 Nick Clifton <nickc@redhat.com>
26339 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26340 order to prevent it from being munged by the target.
26342 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26344 * config/i386/i386.md: Remove misleading comment.
26346 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26348 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26349 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26352 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26354 * tree-sra.c (instantiate_missing_elements): Canonicalize
26356 (sra_build_assignment): New.
26357 (generate_copy_inout, generate_element_copy,
26358 generate_element_zero, generate_one_element_init): Use it.
26360 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26362 * tree-sra.c (instantiate_missing_elements): Canonicalize
26364 (sra_build_assignment): New.
26365 (generate_copy_inout, generate_element_copy,
26366 generate_element_zero, generate_one_element_init): Use it.
26368 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26370 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26373 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26375 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26376 types as aggregates not scalars.
26377 * function.c (assign_stack_temp_for_type): Likewise.
26379 2007-02-14 Roger Sayle <roger@eyesopen.com>
26380 Zdenek Dvorak <dvorakz@suse.cz>
26382 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26385 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26387 * passes.c (next_pass_1): Clear the next field of the copied
26390 2007-02-14 Richard Henderson <rth@redhat.com>
26392 * tree-sra.c (early_sra): New.
26393 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26394 (tree_sra_early, pass_sra_early): New.
26395 * tree-pass.h (pass_sra_early): Declare.
26396 * passes.c (init_optimization_passes): Use it.
26398 2007-02-14 Richard Guenther <rguenther@suse.de>
26400 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26402 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26404 PR tree-optimization/30771
26405 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26407 (vect_analyze_operations): Induction phis can now be marked as
26409 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26410 Update documentation accordingly.
26412 2007-02-14 Nick Clifton <nickc@redhat.com>
26414 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26415 most 3 arguments are supported.
26416 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26418 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26420 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26421 Ensure dst->current is valid.
26423 2007-02-13 Paul Brook <paul@codesourcery.com>
26425 * config.gcc: Add arm*-*-uclinux-*eabi.
26426 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26427 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26428 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26429 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26430 (LINK_SPEC): Define.
26431 (LIB_SPEC): Define.
26432 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26434 * config/arm/uclinux-eabi.h: New file.
26435 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26436 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26439 2007-02-13 Ian Lance Taylor <iant@google.com>
26441 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26442 * flags.h (warn_strict_overflow): Declare.
26443 (enum warn_strict_overflow_code): Define.
26444 (issue_strict_overflow_warning): New static inline function.
26445 * opts.c (warn_strict_overflow): New variable.
26446 (common_handle_option): Handle OPT_Wstrict_overflow and
26447 OPT_Wstrict_overflow_.
26448 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26450 * fold-const.c: Include intl.h.
26451 (fold_deferring_overflow_warnings): New static variable.
26452 (fold_deferred_overflow_warning): New static variable.
26453 (fold_deferred_overflow_code): New static variable.
26454 (fold_defer_overflow_warnings): New function.
26455 (fold_undefer_overflow_warnings): New function.
26456 (fold_undefer_and_ignore_overflow_warnings): New function.
26457 (fold_deferring_overflow_warnings_p): New function.
26458 (fold_overflow_warning): New static function.
26459 (make_range): Add strict_overflow_p parameter. Change all
26461 (extract_muldiv, extract_muldiv_1): Likewise.
26462 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26463 tree_expr_nonnegative_p.
26464 (fold_negate_expr): Call fold_overflow_warning.
26465 (fold_range_test): Likewise.
26466 (fold_comparison): Likewise.
26467 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26468 instead of tree_expr_nonnegative_p.
26469 (tree_expr_nonnegative_warnv_p): Rename from
26470 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26471 (tree_expr_nonnegative_p): New function.
26472 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26473 strict_overflow_p parameter.
26474 (tree_expr_nonzero_p): New function.
26475 * passes.c (verify_interpass_invariants): New static function.
26476 (execute_one_pass): Call it.
26477 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26479 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26480 (estimate_numbers_of_iterations): Likewise.
26481 (scev_probably_wraps_p): Likewise.
26482 * tree-ssa-ccp.c: Include "toplev.h".
26483 (evaluate_stmt): Defer fold overflow warnings until we know we are
26485 (struct fold_stmt_r_data): Add stmt field.
26486 (fold_stmt_r): Defer fold overflow warnings until we know we
26488 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26489 (fold_stmt_inplace): Likewise.
26490 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26491 (cleanup_control_expr_graph): Defer fold overflow warnings until
26492 we know we are going to optimize.
26493 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26494 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26496 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26497 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26498 * tree-ssa-loop-manip.c (create_iv): Likewise.
26499 * c-typeck.c (build_conditional_expr): Likewise.
26500 (build_binary_op): Likewise.
26501 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26502 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26503 (extract_range_from_unary_expr): Likewise.
26504 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26505 assuming that signed overflow does not occur.
26506 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26507 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26508 (fold_defer_overflow_warnings): Declare.
26509 (fold_undefer_overflow_warnings): Declare.
26510 (fold_undefer_and_ignore_overflow_warnings): Declare.
26511 (fold_deferring_overflow_warnings_p): Declare.
26512 (tree_expr_nonzero_warnv_p): Declare.
26513 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26514 of warning options.
26515 (Warning Options): Document -Wstrict-overflow.
26516 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26517 (tree-ssa-ccp.o): Likewise.
26518 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26519 (fold-const.o): Depend on intl.h.
26521 2007-02-13 Ian Lance Taylor <iant@google.com>
26523 PR middle-end/30751
26524 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26527 2007-02-13 Stuart Hastings <stuart@apple.com>
26529 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26531 2007-02-13 Richard Henderson <rth@redhat.com>
26533 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26534 handled_component_p before looking for the indirect_ref.
26536 2007-02-13 Richard Henderson <rth@redhat.com>
26538 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26539 remove flags clobber.
26540 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26541 (bswaphi_lowpart): New.
26542 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26543 remove TARGET_BSWAP test. Delete expander of the same name.
26545 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26546 (expand_unop): Use them.
26548 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26550 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26551 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26552 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26553 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26554 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26555 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26556 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26557 assembler dialect choice from asm templates.
26559 2007-02-12 Richard Henderson <rth@redhat.com>
26561 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26562 (fixuns_trunc<SSEMODEF>si2): Use it.
26563 * config/i386/sse.md (vec_setv4sf_0): Export.
26564 * config/i386/i386.c (ix86_build_const_vector): Export.
26565 (ix86_split_convert_uns_si_sse): Rename from
26566 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26567 * config/i386/i386-protos.h: Update.
26569 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26572 * c-typeck.c (c_finish_return): Improve warning message.
26574 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26576 * alias.c (find_symbolic_term): Delete unused function.
26578 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26580 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26581 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26582 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26584 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26586 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26587 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26588 the function, temporarily point the debug interface to the null one.
26590 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26592 * dwarf2out.c (round_up_to_align): New static function.
26593 (field_byte_offset): Use it to round the offset.
26595 2007-02-12 Richard Henderson <rth@redhat.com>
26597 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26598 (inswl_const): Export.
26600 2007-02-12 Richard Henderson <rth@redhat.com>
26602 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26603 result mode of the libcall, convert back to outmode.
26605 2007-02-12 Roger Sayle <roger@eyesopen.com>
26607 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26608 (bswapdi2): New define_expand to implement 32-bit implementation.
26610 2007-02-12 Nick Clifton <nickc@redhat.com>
26612 * doc/invoke.texi (Overall Options): Document --help=.
26613 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26614 (cc1_options): Pass --help= on to cc1.
26615 (display_help): Add description of --help=.
26616 (process_command): Add code to handle --help=. Allow translated
26617 --help and --target-help switches to be passed on to compiler
26619 (main): Remove unused if statement.
26620 * opts.c (columns): Remove.
26621 (LEFT_COLUMN): Define.
26622 (wrap_help): Add columns argument.
26623 (print_filtered_help): Change parameters to be an include bitmask,
26624 an exclude bitmask, an any bitmask and the column width. Move the
26625 code to display the params list here. Add code to display the
26626 status of options rather than their descriptions if the quiet flag
26628 (print_specific_help): Change parameters to be an include bitmask,
26629 an exclude bitmask and an any bitmask. Move code to look up the
26630 column width here. Decide upon the title for an options listing.
26631 (common_handle_options): Add code to handle --help=. Adapt code
26632 for --help and --target-help to use the revised form of the
26633 print_specific_help function.
26634 (print_help): Delete.
26635 (print_param_help): Delete.
26636 (print_switch): Delete.
26637 * opts.h (cl_lang_count): Add prototype.
26638 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26639 CL_MAX_OPTION_CLASS): New defines.
26640 * optc-gen.awk: Add construction of cl_lang_count.
26641 * c.opt: Add Warning attribute to warning options and Optimization
26642 attribute to optimization options.
26643 * common.opt: Likewise.
26645 Add -fhelp and -ftarget-help as aliases for the transformed --help
26646 and --target-help options.
26647 * opt-functions.awk: Add code to handle Warning and Optimization
26650 2007-02-12 Richard Henderson <rth@redhat.com>
26652 * config/alpha/constraints.md: New file.
26653 * config/alpha/alpha.c: Include tm-constrs.h.
26654 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26655 alpha_extra_constraint): Remove.
26656 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26657 * config/alpha/alpha-protos.h: Update.
26658 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26659 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26660 (EXTRA_CONSTRAINT): Remove.
26661 * config/alpha/alpha.md: Include constraints.md.
26662 (adddi splitter): Use satisfies_constraint_*.
26663 * config/alpha/predicates.md (add_operand): Likewise.
26664 (sext_add_operand, addition_operation): Likewise.
26666 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26668 PR tree-optimization/29145
26669 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26670 in our handling of restrict qualified pointers.
26672 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26675 * doc/invoke.texi (Wunused-value): Update description.
26676 (Wextra): Delete item.
26677 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26678 value of Wunused-value.
26679 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26680 (c_finish_stmt_expr): Don't check extra_warnings.
26681 (emit_side_effect_warnings): The caller is responsible to check
26684 2007-02-11 Roger Sayle <roger@eyesopen.com>
26685 Matt Thomas <matt@3am-software.com>
26687 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26689 2007-02-11 Roger Sayle <roger@eyesopen.com>
26691 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26692 comparisons of POPCOUNT against zero.
26693 (simplify_const_relational_operation): Likewise.
26695 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26697 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26699 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26701 * dwarf2out.c (root_type): Delete unused function.
26703 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26705 * genattrtab.c (contained_in_p): Delete unused function.
26706 (write_expr_attr_cache): Likewise.
26708 2007-02-11 Jan Hubicka <jh@suse.cz>
26710 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26713 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26715 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26716 to add the REG_EQ* note.
26717 * see.c (see_merge_one_use_extension): Likewise.
26718 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26719 turn REG_EQUAL notes into REG_EQUIV notes if the target
26720 register may have more than one set.
26721 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26722 * gcse.c (try_replace_reg): Likewise.
26723 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26724 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26725 more than one REG_EQUIV note.
26726 * reload1.c (gen_reload): Use set_unique_reg_note.
26728 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26730 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26731 (ix86_builtin_conversion): New function.
26733 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26736 * tree.h (DECL_REPLACEABLE_P): New macro.
26737 * except.c (set_nothrow_function_flags): Likewise.
26739 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26740 Ira Rosen <irar@il.ibm.com>
26741 Dorit Nuzman <dorit@il.ibm.com>
26743 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26744 * targhooks.c (default_builtin_vectorized_conversion): New.
26745 * targhooks.h (default_builtin_vectorized_function): New declaration.
26746 * target.h (struct vectorize): Add builtin_conversion field.
26747 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26748 stmt_vec_info_type value.
26749 (vectorizable_conversion): New declaration.
26750 * tree-vect-analyze.c (vect_analyze_operations): Add
26751 vectorizable_conversion call.
26752 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26753 * tree-vect-transform.c (vectorizable_conversion): New function.
26754 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26755 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26757 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26758 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26759 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26760 or ALTIVEC_BUILTIN_VCFSX.
26762 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26765 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26766 CONST_DOUBLE and operand 0 is a hard register.
26767 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26768 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26769 is a hard floating-point register.
26771 2007-02-10 Richard Henderson <rth@redhat.com>
26772 Jakub Jelinek <jakub@redhat.com>
26773 Alexandre Oliva <aoliva@redhat.com>
26775 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26776 * builtin-types.def (BT_WORD): Make unsigned.
26777 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26778 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26779 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26780 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26781 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26782 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26784 * expr.c (emutls_var_address): New.
26785 (expand_expr_real_1): Expand emulated tls.
26786 (expand_expr_addr_expr_1): Likewise.
26787 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26788 * output.h (emutls_finish): Declare.
26789 * toplev.c (compile_file): Call it.
26790 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26791 address before wrapping in CONST.
26792 * varasm.c (emutls_htab, emutls_object_type): New.
26793 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26794 (get_emutls_object_name, get_emutls_object_type): New.
26795 (get_emutls_init_templ_addr, emutls_decl): New.
26796 (emutls_common_1, emutls_finish): New.
26797 (assemble_variable): When emulating tls, swap decls; generate
26798 constructor for the emutls objects.
26799 (do_assemble_alias): When emulating tls, swap decl and target name.
26800 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26802 * varpool.c (decide_is_variable_needed): Look at force_output.
26803 Recurse for emulated tls.
26804 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26805 with decide_is_variable_needed.
26806 * emutls.c: New file.
26807 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26808 tls_object for real tls.
26810 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26812 PR rtl-optimization/29599
26813 * reload1.c (eliminate_regs_in_insn): Take the destination
26814 mode into account when computing the offset.
26816 2007-02-09 Stuart Hastings <stuart@apple.com>
26817 Richard Henderson <rth@redhat.com>
26819 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26820 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26821 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26822 fixuns_truncdfhi2): New.
26823 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26824 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26825 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26826 (floatunssidf2): Allow nonimmediate source.
26827 * config/i386/sse.md (movdi_to_sse): New.
26828 (vec_concatv2di): Drop '*'.
26829 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26830 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26831 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26833 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26834 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26835 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26836 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26837 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26838 ix86_build_const_vector.
26839 (x86_emit_floatuns): Rewrite.
26841 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26843 * genautomata.c (longest_path_length): Delete unused function.
26844 (struct state): Delete unused longest_path_length.
26845 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26846 (get_free_state): Delete unused.
26848 2007-02-09 Jan Hubicka <jh@suse.cz>
26850 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26851 * doc/invoke.texi (inline-unit-growth): Update default value.
26853 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26854 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26855 (rebuild_cgraph_edges): Likewise.
26856 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26857 (dump_cgraph_node): Dump frequencies.
26858 (cgraph_clone_edge): Add frequency scales.
26859 (cgraph_clone_node): Add freuqnecy.
26860 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26861 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26862 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26863 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26864 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26865 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26866 (save_inline_function_body): Likewise.
26867 * ipa-inline.c: inluce rtl.h
26868 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26869 (cgraph_edge_badness): Use frequencies.
26870 (cgraph_decide_recursive_inlining): Update clonning.
26871 (cgraph_decide_inlining_of_small_function): Dump frequency.
26872 * predict.c (estimate_bb_frequencies): Export.
26873 * predict.h (estimate_bb_frequencies): Declare.
26874 * tree-inline.c (copy_bb): Watch overflows.
26875 (expand_call_inline): Update call of cgraph_create_edge.
26876 (optimize_inline_calls): Use TODO flags to update frequnecies.
26877 * passes.h: Include predict.h
26878 (init_optimization_passes): Move profile ahead.
26879 (execute_function_todo): Handle TODO_rebuild_frequencies.
26881 2007-02-09 Roger Sayle <roger@eyesopen.com>
26883 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26884 the insbl or inswl pattern into a register.
26886 2007-02-09 Roger Sayle <roger@eyesopen.com>
26888 * config/ia64/ia64.md (bswapdi2): New define_insn.
26890 2007-02-09 Richard Henderson <rth@redhat.com>
26892 * config/i386/constraints.md (Ym): New constraint.
26893 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26894 (movdi_1_rex64): Split sse and xmm general register moves from
26895 memory move alternatives. Use conditional register constraints.
26896 (movsf_1, movdf_integer): Likewise.
26897 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26898 (movdf_integer_rex64): New.
26899 (pushsf_rex64): Fix output constraints.
26900 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26901 (sse2_stored): Likewise.
26902 (sse2_storeq_rex64): New.
26903 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26904 amd and not generic.
26905 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26906 for optimize_size. Remove SF/DFmode hack.
26908 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26910 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26913 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26914 Richard Sandiford <richard@codesourcery.com>
26916 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26917 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26918 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26919 m68k/t-mlib to tmake_file.
26920 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26921 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26922 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26923 Allow it to be cf or m68k. Set m68k_arch_family. If that
26924 variable is not empty, add t-$m68k_arch_family to tmake_file.
26925 Add t-mlibs to tmake_file.
26926 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26927 * config/m68k/t-cf: New file.
26928 * config/m68k/t-m68k: Likewise.
26929 * config/m68k/t-mlibs: Likewise.
26930 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26931 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26932 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26933 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26934 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26936 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26937 (INSTALL_LIBGCC): Delete.
26938 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26939 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26940 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26941 (M68K_MLIB_CPU): Define.
26942 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26943 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26944 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26946 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26947 Richard Guenther <rguenther@suse.de>
26949 PR middle-end/23361
26950 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26951 against INT_MIN/INT_MAX.
26952 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26953 file if a loop is removed.
26955 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26957 * calls.c (store_one_arg): Pass correct alignment to
26958 emit_push_insn for non-BLKmode values.
26959 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26960 unaligned stack slot via a suitably aligned slot.
26962 2007-02-08 DJ Delorie <dj@redhat.com>
26964 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26966 (legal_subregs): Use unsigned char, make const.
26967 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26969 2007-02-08 Paul Brook <paul@codesourcery.com>
26971 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26972 special interworking needed.
26974 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26976 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26977 conditional to __SSE2__.
26978 (Entries below should have been added to first ChangeLog
26979 entry for amdfam10 dated 2007-02-05)
26980 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26982 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26984 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26987 2007-02-08 DJ Delorie <dj@redhat.com>
26989 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26990 * config/m32c/m32c.c (legal_subregs): New.
26991 (m32c_illegal_subreg_p): New.
26992 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26993 unsupported subregs of hard regs.
26995 2007-02-08 Jan Hubicka <jh@suse.cz>
26997 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26998 the same one; always update histograms.
27000 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27002 * passes.c (init_optimization_passes): Tidy comment.
27004 2007-02-08 Roger Sayle <roger@eyesopen.com>
27006 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27007 strip zero_extend, bswap and rotates from POCOUNT's argument.
27008 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27009 zero_extend and rotates from PARITY's argument.
27010 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27011 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27012 of an integer constant at compile-time.
27014 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27017 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27019 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27022 * tree-ssa-live.c (remove_unused_locals): Do not remove
27023 TREE_ADDRESSABLE variables.
27024 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27025 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27026 FOR_CLOBBER. Update all users.
27027 If VAR has an associated alias set, add a virtual operand for
27028 it if no alias is found to conflict with the memory reference.
27030 2007-02-07 Jan Hubicka <jh@suse.cz>
27031 Robert Kidd <rkidd@crhc.uiuc.edu>
27033 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27035 2007-02-07 Ian Lance Taylor <iant@google.com>
27037 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27039 2007-02-07 Roger Sayle <roger@eyesopen.com>
27041 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27042 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27043 tablejumpdi, movsi_to_cr_one): Remove constraints from
27044 define_expand's match_operands.
27046 2007-02-07 Roger Sayle <roger@eyesopen.com>
27048 * global.c (compute_regsets): Move declatation of "i" inside of
27049 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27051 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27054 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27055 of INDIRECT_REF <RESULT_DECL>.
27057 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27059 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27060 Kaz Kojima <kkojima@gcc.gnu.org>
27063 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27065 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27067 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27069 * doc/loop.texi: Document possibility not to perform disambiguation
27070 of loops with multiple latches.
27071 * cfgloopmanip.c (alp_enum_p): Removed.
27072 (add_loop): Handle subloops. Use get_loop_body_with_size.
27073 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27074 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27075 the new forwarder block.
27076 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27077 Handle the case latch is NULL.
27078 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27079 modifications when marking loop exits.
27080 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27082 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27083 disambiguate_loops_with_multiple_latches.
27084 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27085 before fix_loop_structure.
27086 * cfgloop.c: Include pointer-set.h and output.h.
27087 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27088 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27089 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27090 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27091 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27092 disambiguate_multiple_latches, get_loop_body_with_size,
27093 disambiguate_loops_with_multiple_latches): New functions.
27094 (flow_loop_dump): Dump multiple latch edges.
27095 (flow_loop_nodes_find): Handle loops with multiple latches.
27096 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27097 (glb_enum_p): Modified.
27098 (get_loop_body): Use get_loop_body_with_size.
27099 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27100 (AVOID_CFG_MODIFICATIONS): New constant.
27101 (disambiguate_loops_with_multiple_latches, add_loop,
27102 get_loop_body_with_size): Declare.
27103 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27105 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27107 PR inline-asm/28686
27108 * global.c (compute_regsets): New function.
27109 (global_alloc): Refactored ELIMINABLE_REGSET
27110 and NO_GLOBAL_ALLOC_REGS computation out.
27111 (rest_of_handle_global_alloc): Call compute_regsets()
27112 for non-optimizing case.
27114 2007-02-06 Richard Henderson <rth@redhat.com>
27116 * config/i386/constraints.md (Y2): Rename from Y.
27117 (Yi): New constraint.
27118 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27119 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27120 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27121 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27122 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27123 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27124 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27125 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27126 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27127 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27128 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27129 vec_extractv2si_1): Change Y constraints to Y2.
27130 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27131 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27132 Change Y constraints to Y2.
27133 (sse2_loadld): Change Y constraints to x.
27135 2007-02-06 Roger Sayle <roger@eyesopen.com>
27137 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27138 (parity<mode>2): New define_expand using rs6000_emit_parity.
27139 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27140 rs6000_emit_parity): New functions.
27141 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27142 rs6000_emit_parity): Prototype here.
27144 2007-02-06 Ian Lance Taylor <iant@google.com>
27146 * lower-subreg.c (simple_move_operand): Reject CONST.
27147 (resolve_clobber): Call validate_change rather than directly
27148 assigning to XEXP (pat, 0).
27150 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27152 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27153 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27154 (tree-cfg.o): Remove hashtab.h dependency.
27156 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27157 (struct ivopts_data): Change niters to pointer_map_t.
27158 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27159 (niter_for_exit): Create pointer_map on demand. Change for
27161 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27162 (free_loop_data): Destroy data->niters if created and reset field.
27163 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27164 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27166 * tree-ssa-reassoc.c: Include pointer-set.h.
27167 (bb_rank): Change to long *.
27168 (operand_rank): Change to pointer_map_t.
27169 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27170 (insert_operand_rank): Accept long.
27171 (operand_entry_hash, operand_entry_eq): Remove.
27172 (get_rank): Return long. Adjust for changes above.
27173 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27175 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27177 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27178 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27179 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27181 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27182 directly since it cannot be NULL.
27183 (get_vi_for_tree): Rewrite for pointer_map API.
27184 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27185 (init_alias_vars): Create vi_for_tree as pointer_map.
27186 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27188 * tree-cfg.c: Don't include hashtab.h.
27189 (edge_to_cases): Declare as pointer_map.
27190 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27192 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27193 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27194 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27196 (record_switch_edge): Delete.
27197 (get_cases_for_edge): Adjust for pointer_map API, inline
27198 record_switch_edge (rewritten for new API), remove goto.
27200 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27202 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27203 * tree-nested.c: Include pointer-set.h.
27204 (var_map_elt, var_map_eq, var_map_hash): Delete.
27205 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27206 to pointer_map_t's.
27207 (nesting_info_bitmap_obstack): New.
27208 (lookup_field_for_decl): Adjust for pointer_map API.
27209 (lookup_tramp_for_decl): Adjust for pointer_map API.
27210 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27211 (get_local_debug_decl): Adjust for pointer_map API.
27212 (convert_nl_goto_reference): Adjust for pointer_map API.
27213 (convert_nl_goto_receiver): Adjust for pointer_map API.
27214 (create_nesting_tree): Create outside GGC space. Create bitmap on
27215 the new obstack. Create field_map and var_map as pointer_maps.
27216 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27218 (lower_nested_functions): Move root here, no need to NULL it.
27219 Initialize and release the obstack.
27221 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27223 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27224 Remove prototypes and make them non-static.
27225 (struct tree_int_map): Remove.
27226 * tree.h (struct tree_int_map): Move here, turning TO into an
27228 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27230 * tree.h (TREE_COMPLEXITY): Remove.
27231 (struct tree_exp): Remove complexity field.
27232 * tree.c (build1_stat): Don't set it.
27234 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27235 Victor Kaplansky <victork@il.ibm.com>
27237 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27238 (vect_is_simple_reduction): Support reduction with induction as
27239 one of the operands.
27240 (vect_is_simple_iv_evolution): Fix formatting.
27241 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27242 formatting. Don't mark induction phis for vectorization.
27243 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27244 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27245 (vect_get_vec_def_for_operand): Support induction.
27246 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27248 (vectorizable_reduction): Support reduction with induction as one of
27250 (vectorizable_type_demotion): Use def-type of stmt argument rather
27251 than dummy def-type.
27253 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27254 flag_tree_scev_cprop.
27255 * common.opt (tree-scev-cprop): New flag.
27257 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27258 call to vect_get_new_vect_var.
27260 2007-02-06 Ira Rosen <irar@il.ibm.com>
27262 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27263 vectype is not NULL.
27264 (vect_pattern_recog_1): Likewise.
27266 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27268 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27269 (fold_negate_expr): Likewise.
27271 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27274 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27275 even if cv-qualification is the same.
27277 2007-02-05 Geoffrey Keating <geoffk@apple.com>
27279 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
27280 __enable_execute_stack on completion.
27282 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27284 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
27285 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
27286 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
27287 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
27288 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
27289 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
27290 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
27291 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
27293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27295 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
27296 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
27297 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
27298 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
27299 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
27300 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
27301 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
27302 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
27303 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
27304 umuldi3_highpart_rex64, umulsi3_highpart_insn,
27305 umulsi3_highpart_zext, smuldi3_highpart_rex64,
27306 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
27307 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
27308 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
27309 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
27310 sqrtextenddfxf2_i387): Added amdfam10_decode.
27312 * config/i386/athlon.md (athlon_idirect_amdfam10,
27313 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
27314 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
27315 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
27316 athlon_ivector_store_amdfam10): New define_insn_reservation.
27317 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
27320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27322 * config/i386/athlon.md (athlon_call_amdfam10,
27323 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27324 define_insn_reservation.
27325 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27326 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27327 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27331 * config/i386/athlon.md (athlon_sseld_amdfam10,
27332 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27333 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27337 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27338 define_insn_reservation.
27339 * config/i386/i386.md (sseins): Added sseins to define_attr type
27340 and define_attr unit.
27341 * config/i386/sse.md: Set type attribute to sseins for insertq
27344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27346 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27347 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27348 ssecomi_load_amdfam10, ssecomi_amdfam10,
27349 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27350 define_insn_reservation.
27351 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27353 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27355 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27356 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27357 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27358 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27359 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27360 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27361 define_insn_reservation.
27363 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27364 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27365 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27366 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27367 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27371 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27372 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27373 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27374 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27375 athlon_ssemul_load_k8): Added amdfam10.
27377 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27379 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27380 (x86_sse_unaligned_move_optimal): New variable.
27382 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27384 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27385 for unaligned vector SSE double/single precision loads for AMDFAM10.
27387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27389 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27390 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27391 Define TARGET_CPU_DEFAULT_amdfam10.
27392 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27393 (processor_type): Add PROCESSOR_AMDFAM10.
27395 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27396 processor_type in config/i386/i386.h.
27397 Enable imul peepholes for TARGET_AMDFAM10.
27399 * config.gcc: Add support for --with-cpu option for amdfam10.
27401 * config/i386/i386.c (amdfam10_cost): New variable.
27402 (m_AMDFAM10): New macro.
27403 (m_ATHLON_K8_AMDFAM10): New macro.
27404 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27405 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27406 x86_promote_QImode, x86_integer_DFmode_moves,
27407 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27408 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27409 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27410 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27411 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27412 Enable/disable for amdfam10.
27413 (override_options): Add amdfam10_cost to processor_target_table.
27414 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27415 processor_alias_table.
27416 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27417 (ix86_adjust_cost): Add code for amdfam10.
27419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27421 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27422 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27423 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27424 * config/i386/i386.h: Add builtin definition for SSE4A.
27425 * config/i386/i386.md: Add support for ABM instructions
27426 (popcnt and lzcnt).
27427 * config/i386/sse.md: Add support for SSE4A instructions
27428 (movntss, movntsd, extrq, insertq).
27429 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27430 Add -march=amdfam10 flag.
27431 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27432 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27434 * doc/extend.texi: Add documentation for SSE4A builtins.
27436 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27438 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27440 2007-02-05 Richard Guenther <rguenther@suse.de>
27442 * tree-vectorizer.h (vectorizable_function): Add argument type
27443 argument, change return type.
27444 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27445 * tree-vect-transform.c (vectorizable_function): Handle extra
27446 argument, return vectorized function decl.
27447 (build_vectorized_function_call): Remove.
27448 (vectorizable_call): Handle calls with result and argument types
27449 differing. Handle loop vectorization factor correctly.
27450 * targhooks.c (default_builtin_vectorized_function): Adjust for
27452 * targhooks.h (default_builtin_vectorized_function): Likewise.
27453 * target.h (builtin_vectorized_function): Add argument type
27455 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27456 extra argument, allow vectorizing of lrintf.
27457 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27458 documentation of target hook.
27460 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27463 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27464 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27465 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27467 2007-02-05 Roger Sayle <roger@eyesopen.com>
27469 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27470 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27471 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27472 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27473 before canonicalizing sincos to cexpi.
27474 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27476 2007-02-05 Roger Sayle <roger@eyesopen.com>
27478 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27479 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27480 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27482 2007-02-05 Roger Sayle <roger@eyesopen.com>
27484 * mips-tfile.c (initialize_init_file): Correct endianness test.
27486 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27488 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27489 the 'y' constraint.
27491 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27493 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27494 saves in a PARALLEL before the register assignments.
27496 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27498 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27499 DWARF_FRAME_RETURN_COLUMN to be a general register.
27500 * dwarf2out.c (init_return_column_size): New function, split from...
27501 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27502 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27503 to be nongeneral registers.
27504 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27506 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27507 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27509 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27511 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27513 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27515 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27516 (remove_path): Use can_remove_branch_p and remove_branch instead
27517 of loop_delete_branch_edge.
27518 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27519 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27520 Update profile using scale_dominated_blocks_in_loop.
27521 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27522 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27523 (can_remove_branch_p, remove_branch): Declare.
27524 * tree-cfg.c (tree_can_remove_branch_p): New function.
27525 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27526 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27527 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27529 2007-02-05 Jan Hubicka <jh@suse.cz>
27531 PR middle-end/30696
27532 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27533 nodes in cgraph, don't remove offline copy of the function.
27535 2007-02-04 Jan Hubicka <jh@suse.cz>
27537 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27538 vectors might cause maybe_lookup_element_for_expr to be called
27539 on non-sra-candidate.
27541 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27543 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27544 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27545 spelling conventions.
27547 2007-02-04 Richard Guenther <rguenther@suse.de>
27549 PR middle-end/30636
27550 * fold-const.c (try_move_mult_to_index): Make sure to not
27551 overflow one dimension of a multi-dimensional array access.
27553 2007-02-04 Jan Hubicka <jh@suse.cz>
27555 * passes.c (init_optimization_passes): Reindent.
27557 2007-02-04 Jan Hubicka <jh@suse.cz>
27558 Eric Botcazou <ebotcazou@adacore.com>
27560 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27561 (execute_fixup_cfg): Break out the abnormal goto code.
27562 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27563 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27564 (optimize_inline_calls): Call make_nonlocal_label_edges.
27566 2007-02-04 Jan Hubicka <jh@suse.cz>
27568 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27569 true when something was changed.
27570 (rename_ssa_copies): When something was changed, do
27571 TODO_remove_unused_locals.
27572 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27573 add TODO_remove_unused_locals when instruction was removed.
27575 2007-02-04 Jan Hubicka <jh@suse.cz>
27577 * ipa-inline.c (try_inline): Improve debug output; work on already
27579 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27580 call try_inline for already inlined edges too when flattening;
27581 inline also functions that make callee growth but overall unit size
27584 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27586 * config/m32c/bitops.md, config/m32c/jump.md,
27587 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27588 config/m32r/m32r.h, config/m32r/m32r.md,
27589 config/m32r/predicates.md, config/m68hc11/larith.asm,
27590 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27591 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27592 config/mips/mips-protos.h, config/mips/mips.c,
27593 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27594 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27595 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27596 spelling conventions.
27598 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27599 Follow spelling conventions.
27601 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27603 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27604 warn about C++0x compatibility.
27606 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27608 * config/h8300/h8300.c, config/h8300/h8300.h,
27609 config/h8300/h8300.md: Follow spelling conventions.
27611 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27613 PR middle-end/30667
27614 * combine.c (try_combine): Do not substitute source operand
27615 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27617 2007-02-03 Jan Hubicka <jh@suse.cz>
27619 PR gcov-profile/30650
27620 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27621 do not divide by zero for never executed counters.
27622 (tree_find_values_to_profile): Fix counters.
27623 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27625 2007-02-03 Ian Lance Taylor <iant@google.com>
27627 * lower-subreg.c (simple_move_operand): New static function,
27628 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27630 (simple_move): Call simple_move_operand.
27631 (find_decomposable_subregs): Add special handling of MEMs.
27632 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27633 meaning of return value. If we see a hard register, test whether
27634 it can store a word_mode value. Change all callers.
27636 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27638 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27639 ftrapv insns and expanders.
27640 (subdi3): Change define_expand operand 1 to arith11_operand, and
27641 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27642 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27643 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27646 PR middle-end/30174
27647 * varasm.c (notice_global_symbol): Treat global objects as weak when
27648 flag_shlib is true.
27650 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27652 * emit-rtl.c (dconstpi): Delete.
27653 (dconstsqrt2): New.
27654 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27655 * real.h (dconstpi): Delete.
27656 (dconstsqrt2): New.
27657 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27658 (fold_builtin_hypot): Likewise.
27660 2007-02-03 Tom Tromey <tromey@redhat.com>
27663 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27664 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27666 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27668 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27669 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27670 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27671 config/rs6000/cell.md, config/rs6000/darwin.h,
27672 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27673 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27674 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27675 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27676 typos. Follow spelling conventions.
27677 * doc/invoke.texi: Follow spelling conventions.
27679 2007-02-03 Roger Sayle <roger@eyesopen.com>
27681 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27682 canonicalization transformations that attempt to simplify integer
27683 constant comparisons to become comparisons against zero.
27685 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27687 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27689 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27690 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27692 2007-02-02 Mike Stump <mrs@apple.com>
27694 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27695 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27696 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27697 generate a branch island.
27699 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27701 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27702 (xtensa_legitimate_address_p): New.
27703 (xtensa_legitimize_address): New.
27704 (xtensa_output_addr_const_extra): New.
27705 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27707 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27708 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27709 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27710 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27711 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27712 (xtensa_legitimize_address): New.
27713 (xtensa_output_addr_const_extra): New.
27715 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27717 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27719 2007-02-02 Ian Lance Taylor <iant@google.com>
27721 * expmed.c (expand_divmod): Add comment.
27723 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27725 * emit-rtl.c (renumber_insns): Remove.
27726 * flags.h: Remove the extern for flag_renumber_insns.
27727 * rtl.h: Remove the prototype for renumber_insns.
27728 * toplev.c (flag_renumber_insns): Remove.
27730 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27732 Revert for x86 darwin:
27733 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27735 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27736 code before the following patch under TARGET_MACHO.
27737 (ix86_function_value_regno_p): Likewise.
27739 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27741 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27744 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27747 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27748 loads to general or fp registers. Add comments.
27749 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27751 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27753 * pointer-set.c (insert_aux): Only return insertion slot.
27754 (pointer_set_insert): Adjust.
27755 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27756 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27757 pointer_map_traverse): New.
27758 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27759 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27760 pointer_map_contains, pointer_map_traverse): Declare.
27762 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27764 PR middle-end/30473
27765 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27766 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27768 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27770 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27772 (struct _dep): New type.
27773 (dep_t): New typedef.
27774 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27775 (DEP_STATUS): New access macro. The macro with the same name was
27776 renamed to DEP_LINK_STATUS.
27777 (dep_init): Declare function
27779 (struct _dep_link): New type.
27780 (dep_link_t): New typedef.
27781 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27782 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27783 (DEP_LINK_STATUS): New macro.
27784 (debug_dep_links): New debug function.
27786 (struct _deps_list): New type.
27787 (deps_list_t): New typedef.
27788 (DEPS_LIST_FIRST): New access macro.
27789 (FOR_EACH_DEP_LINK): New cycle macro.
27790 (create_deps_list, free_deps_list, delete_deps_list): Declare
27792 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27793 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27794 (copy_deps_list_change_con): Ditto.
27796 (move_dep_link): Declare function.
27798 (struct _dep_node): New type.
27799 (dep_node_t): New typedef.
27800 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27802 (struct haifa_insn_data.back_deps): New field to hold backward
27803 dependencies of the insn.
27804 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27806 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27807 Change its type to deps_list_t.
27808 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27809 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27810 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27812 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27814 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27816 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27818 (dep_cost): Declare.
27820 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27821 (ds_to_dk, dk_to_ds): New functions.
27823 (init_dep_1): New static function.
27824 (init_dep): New function.
27825 (copy_dep): New static function.
27827 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27829 (detach_dep_link): New static function.
27830 (move_dep_link): New function.
27832 (dep_links_consistent_p, dump_dep_links): New static functions.
27833 (debug_dep_links): New debugging function.
27835 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27837 (alloc_deps_list, init_deps_list): New static functions.
27838 (create_deps_list): New function.
27839 (clear_deps_list): New static function.
27840 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27841 (deps_list_consistent_p, dump_deps_list): New static functions.
27842 (debug_deps_list): New function.
27843 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27845 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27847 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27848 use new scheduler dependencies lists.
27849 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27850 (sched_analyze): Ditto. Initialize dependencies lists.
27851 (add_forw_dep, compute_forward_dependences): Update to use new
27852 scheduler dependencies lists.
27854 (init_dependency_caches): Init deps_obstack.
27855 (free_dependency_caches): Free deps_obstack.
27857 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27858 new scheduler dependencies lists.
27859 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27860 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27862 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27863 Update to use new scheduler dependencies lists.
27864 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27865 (debug_dependencies): Ditto.
27866 (schedule_region): Update comments.
27868 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27869 scheduler dependencies lists.
27870 (schedule_ebb): Update comments.
27872 * rtl.def (DEPS_LIST): Remove.
27874 * lists.c (unused_deps_list): Remove.
27875 (free_list): Update assertions.
27877 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27878 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27880 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27881 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27883 * haifa-sched.c (comments): Update.
27884 (insn_cost1): Remove. Inline the code into insn_cost ().
27885 (insn_cost): Update to use new scheduler dependencies lists. Move
27886 processing of the dependency cost to dep_cost ().
27887 (dep_cost): New function. Use it instead of insn_cost () when
27888 evaluating cost of the dependency. Use compatible interface to
27889 interact with the target.
27890 (priority): Update to use new scheduler dependencies lists.
27891 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27892 with greater number of insns that depend on the insn.
27893 (schedule_insn): Update to use new scheduler dependencies lists. Add
27894 code to free backward dependencies lists. Inline and optimize code
27895 from resolve_dep () - see PR28071.
27896 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27897 lists. Update call to targetm.sched.is_costly_dependence hook.
27899 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27900 scheduler dependencies lists.
27902 (resolve_dep): Remove. Move the logic to schedule_insn ().
27903 (init_h_i_d): Initialize dependencies lists.
27905 (process_insn_depend_be_in_spec): Rename to
27906 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27907 dependencies lists.
27908 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27909 Update to use new scheduler dependencies lists.
27910 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27912 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27913 new scheduler dependencies lists.
27914 (build_intra_loop_deps): Ditto.
27916 * target.h (struct _dep): Declare to use in
27917 gcc_target.sched.is_costly_dependence.
27918 (struct gcc_target.sched.adjust_cost): Fix typo.
27919 (struct gcc_target.sched.is_costly_dependence): Change signature to
27920 use single dep_t parameter instead of an equivalent triad.
27921 (struct gcc_target.sched.adjust_cost_2): Remove.
27923 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27925 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27927 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27929 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27931 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27932 (REG_DEP_TRUE): Document.
27934 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27935 Change signature to correspond to the targetm.sched.adjust_cost hook.
27936 Update use in TARGET_SCHED_ADJUST_COST_2.
27937 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27938 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27939 new scheduler dependencies lists.
27940 (ia64_gen_check): Ditto.
27942 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27943 scheduler dependencies lists.
27945 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27946 signature to correspond to the targetm.sched.is_costly_dependence hook.
27947 (is_costly_group): Update to use new scheduler dependencies lists.
27949 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27950 instead of INSN_COST () macro.
27952 2007-02-01 Ian Lance Taylor <iant@google.com>
27954 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27956 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27958 * pa.md (tp_load): Correct mfctl instruction syntax.
27960 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27962 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27963 altivec_padding_size calculation on AIX. Improve comment, add
27964 assert to verify that it's right.
27966 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27969 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27971 PR inline-asm/28686
27972 * global.c (global_alloc): Add mising initialization of
27975 2007-02-01 Roger Sayle <roger@eyesopen.com>
27977 * alias.c (init_alias_analysis): Correct whitespace.
27978 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27979 partition_hot_cold_basic_blocks): Likewise.
27980 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27981 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27982 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27983 fold_builtin_snprintf_chk, fold_builtin_printf,
27984 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27985 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27986 * cfgcleanup.c (cleanup_cfg): Likewise.
27987 * cfgexpand.c (tree_expand_cfg): Likewise.
27988 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27989 * function.c (get_next_funcdef_no): Likewise.
27990 * gengtype.c (main): Likewise.
27991 * genmodes.c (main): Likewise.
27992 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27993 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27994 * ifcvt.c (noce_emit_move_insn): Likewise.
27995 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27997 * stor-layout.c (get_best_mode): Likewise.
27998 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27999 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28000 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28001 perform_var_substitution, solve_graph): Likewise.
28002 * tree-vrp.c (vrp_finalize): Likewise.
28004 2007-02-01 Ian Lance Taylor <iant@google.com>
28006 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28007 high part of a paradoxical subreg, return a constant zero.
28009 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28011 * toplev.c (lang_dependent_init): Call init_set_costs.
28012 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28014 2007-02-01 Richard Guenther <rguenther@suse.de>
28016 PR middle-end/30656
28017 * fold-const.c (fold_negate_expr): Allow negating a
28018 constant if overflow does not change.
28020 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28022 * doc/c-tree.texi (Expression trees): Improve markup.
28023 * doc/tm.texi (Register Classes, Addressing Modes)
28024 (Floating Point): Fix spacing after abbreviations. Fix some
28027 2007-02-01 Ben Elliston <bje@au.ibm.com>
28029 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28030 * doc/contrib.texi: Likewise.
28031 * doc/install.texi: Likewise.
28033 2007-01-31 Richard Henderson <rth@redhat.com>
28034 Ian Lance Taylor <iant@google.com>
28036 * lower-subreg.c: New file.
28037 * rtl.def (CONCATN): Define.
28038 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28039 pass_lower_subreg2.
28040 * emit-rtl.c (update_reg_offset): New static function, broken out
28041 of gen_rtx_REG_offset.
28042 (gen_rtx_REG_offset): Call update_reg_offset.
28043 (gen_reg_rtx_offset): New function.
28044 * regclass.c: Revert patch of 2006-03-05, restoring
28046 (clear_reg_info_regno): New function.
28047 * dwarf2out.c (concatn_loc_descriptor): New static function.
28048 (loc_descriptor): Handle CONCATN.
28049 * common.opt (fsplit_wide_types): New option.
28050 * opts.c (decode_options): Set flag_split_wide_types when
28052 * timevar.def (TV_LOWER_SUBREG): Define.
28053 * rtl.h (gen_reg_rtx_offset): Declare.
28054 (reg_scan_update): Declare.
28055 * regs.h (clear_reg_info_regno): Declare.
28056 * tree-pass.h (pass_lower_subreg): Declare.
28057 (pass_lower_subreg2): Declare.
28058 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28059 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28060 -fsplit-wide-types.
28061 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28062 * Makefile.in (OBJS-common): Add lower-subreg.o.
28063 (lower-subreg.o): New target.
28065 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28067 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28069 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28072 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28074 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28076 PR middle-end/29335
28077 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28079 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28081 * cfgloop.h: Include vec-prim.h.
28082 (enum li_flags): Remove LI_ONLY_OLD.
28083 (loop_iterator): Changed.
28084 (fel_next, fel_init): Iterate over loop tree.
28085 (FOR_EACH_LOOP_BREAK): New macro.
28086 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28088 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28089 * modulo-sched.c (sms_schedule): Ditto.
28090 * tree-vectorizer.c (vectorize_loops): Ditto.
28091 * doc/loop.texi: Update information on loop numbering and behavior of
28092 FOR_EACH_LOOP wrto new loops.
28093 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28094 add_to_evolution_1): Test nestedness of loops instead of comparing
28096 * tree-chrec.c (chrec_fold_plus_poly_poly,
28097 chrec_fold_multiply_poly_poly, chrec_evaluate,
28098 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28099 reset_evolution_in_loop): Ditto.
28100 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28102 2007-01-31 Dirk Mueller <dmueller@suse.de>
28104 * c-common.c (warn_about_parentheses): Separate warning about
28105 un-parenthized sequence of comparison operators from the one
28106 which is supposed to warn about x <= y <= z.
28108 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28110 * optabs.h (enum optab_index): Add new OTI_isinf.
28111 (isinf_optab): Define corresponding macro.
28112 * optabs.c (init_optabs): Initialize isinf_optab.
28113 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28115 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28116 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28118 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28119 expand_builtin_interclass_mathfn.
28120 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28121 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28122 (fxam<mode>2_i387): New insn pattern.
28123 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28124 built-in functions as x87 inline asm.
28126 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28128 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28130 2007-01-30 Eric Christopher <echristo@apple.com>
28132 * config.gcc: Add geode.
28134 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28136 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28137 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28138 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28139 value-prof.c: Fix comment typos.
28141 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28144 * doc/invoke.texi (Wpointer-arith): Document warning.
28146 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28148 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28149 the list of discrepancies from the draft TR.
28151 2007-01-30 Dirk Mueller <dmueller@suse.de>
28154 * doc/invoke.texi (-Wreturn-type): Update description to
28155 match new behavior.
28157 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28159 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28161 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28163 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28164 to handle optabs that operate on floating point input argument and
28165 output to integer output.
28166 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28167 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28168 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28169 expand_builtin_interclass_mathfn ().
28170 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28171 (ilogbsi2): Remove.
28172 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28173 ilogbl built-in functions as x87 intrinsics.
28175 2007-01-30 Richard Guenther <rguenther@suse.de>
28177 PR middle-end/27657
28178 * dwarf2out.c (reference_to_unused): Query varpool if the
28179 variable was output.
28181 2007-01-30 Richard Guenther <rguenther@suse.de>
28183 PR middle-end/30313
28184 * passes.c (execute_one_pass): Reset in_gimple_form to not
28185 confuse non-unit-at-a-time mode.
28187 2007-01-29 Roger Sayle <roger@eyesopen.com>
28188 Richard Guenther <rguenther@suse.de>
28190 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28191 avoid undefined behaviour on overflow. Use force_fit_type_double
28192 to construct the constant with the specified TREE_OVERFLOW.
28194 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28196 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28197 * config/dfp-bit.h: Ditto.
28199 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28201 * c-decl.c (pop_scope): Replace warnings with call to
28202 warn_for_unused_label.
28203 * c-common.h (warn_for_unused_label): Declare.
28204 * c-common.c (warn_for_unused_label): Define.
28206 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28208 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28211 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28213 * Makefile.in (USER_H): Remove decfloat.h.
28214 * ginclude/decfloat.h: Delete, moving contents to ...
28215 * ginclude/float.h: Add support for decimal floating point,
28216 guarded by __STDC_WANT_DEC_FP__.
28218 2007-01-29 Mike Stump <mrs@apple.com>
28220 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28221 Analysis and Representation to resolve case insensitive conflict.
28222 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28224 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28226 * tree.h (struct tree_memory_tag): Add aliases member.
28227 (MTAG_ALIASES): New macro.
28228 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28229 (add_may_alias): Remove pointer-set. Update for may_aliases being
28231 (mark_aliases_call_clobbered): Update for may_aliases being a
28233 (compute_tag_properties): Ditto.
28234 (create_partition_for): Ditto.
28235 (compute_memory_partitions): Ditto.
28236 (dump_may_aliases_for): Ditto.
28237 (is_aliased_with): Ditto.
28238 (add_may_alias_for_new_tag): Ditto.
28239 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28240 (compute_is_aliased): New function.
28241 (compute_may_aliases): Call compute_is_aliased).
28242 (init_alias_info): Initialize alias_bitmap_obstack.
28243 (union_alias_set_into): New function.
28244 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28245 (have_common_aliases_p): Rewrite to take two bitmaps and use
28247 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28248 Update for bitmaps.
28249 (finalize_ref_all_pointers): Update for add_may_alias changes.
28250 (new_type_alias): Ditto.
28251 * tree-flow-inline.h (may_aliases): Return a bitmap.
28252 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28253 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28254 may_aliases being a bitmap.
28255 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28256 may_aliases now returns a bitmap.
28257 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28259 * tree-ssa-operands.c (add_virtual_operand): Update for
28260 may_aliases being a bitmap.
28262 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28264 PR tree-optimization/30630
28265 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28266 variable as changed.
28268 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28271 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28272 expanded only once even if an error occurs.
28274 2007-01-29 Ben Elliston <bje@au.ibm.com>
28276 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
28277 (__gcov_average_profiler): Likewise.
28278 (__gcov_ior_profiler): Likewise.
28279 (__gcov_merge_ior): Likewise.
28281 2007-01-28 Jan Hubicka <jh@suse.cz>
28283 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
28284 * value-prof.c (stringop_block_profile): Likewise.
28286 2007-01-28 Jan Hubicka <jh@suse.cz>
28288 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
28289 Add variant handling histograms; add wrapper.
28290 (clear_storage_via_libcall): Export.
28291 (emit_block_move_hints): Break out from ...; add histograms.
28292 (emit_block_move): ... this one.
28293 (clear_storage_hints): Break out from ...; add histograms.
28294 (clear_storage): ... this one.
28295 (set_storage_via_memset): Handle histogram.
28296 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
28297 (clear_storage_hints, clear_storage_via_libcall): Declare.
28298 (set_storage_via_setmem): Update prototype.
28299 * doc/md.texi (movmem, setmem): Document new arguments.
28301 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
28302 Add new histograms.
28303 (stringop_block_profile): New global function.
28304 (tree_stringops_values_to_profile): Profile block size and alignment.
28305 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
28307 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
28308 (stringop_block_profile): Declare.
28309 * builtins.c: Include value-prof.h.
28310 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
28311 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
28312 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
28313 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
28314 * profile.c (instrument_values): Add new counters.
28315 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
28317 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
28318 (tree_init_edge_profiler): Build new profilers.
28319 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
28320 (pass_tree_profile): Add dump.
28321 (tree_profile_hooks): Update.
28322 * Makefile.in (LIBGCOV): Add new constants.
28323 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28324 __gcov_ior_profiler): New.
28325 * i386.md (movmem/setmem expanders): Add new optional arguments.
28327 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28329 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28331 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28333 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28334 (tree_unswitch_single_loop): Pass eni_size_weights to
28335 tree_num_loop_insns.
28336 * tree-ssa-loop-manip.c: Include tree-inline.h.
28337 (can_unroll_loop_p): Pass eni_size_weights to
28338 tree_num_loop_insns.
28339 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28340 Pass eni_size_weights to estimate_num_insns.
28341 * tree.h (init_inline_once): Export.
28342 * toplev.c (backend_init): Call init_inline_once.
28343 * cgraphunit.c (cgraph_process_new_functions,
28344 cgraph_analyze_function): Pass eni_inlining_weights to
28345 estimate_num_insns.
28346 * ipa-inline.c (compute_inline_parameters): Ditto.
28347 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28348 to estimate_num_insns.
28349 (try_unroll_loop_completely): Pass eni_size_weights to
28350 tree_num_loop_insns.
28351 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28352 ot estimate_num_insns.
28353 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28354 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28355 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28356 eni_time_weights): New variables.
28357 (init_inline_once): Initialize them.
28358 (struct eni_data): Mew.
28359 (estimate_num_insns_1, estimate_num_insns): Use weights.
28360 * tree-inline.h (struct eni_weights_d): New.
28361 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28362 (estimate_num_insns): Declaration changed.
28363 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28364 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28365 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28367 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28369 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28370 relations in the conflict function is valid.
28372 2007-01-27 Ian Lance Taylor <iant@google.com>
28374 * common.opt: Add fstrict-overflow.
28375 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28376 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28377 (TYPE_OVERFLOW_UNDEFINED): Define.
28378 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28380 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28381 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28382 (fold_negate_expr): Likewise.
28383 (make_range): Likewise.
28384 (extract_muldiv_1): Likewise.
28385 (maybe_canonicalize_comparison): Likewise.
28386 (fold_comparison): Likewise.
28387 (fold_binary): Likewise.
28388 (tree_expr_nonnegative_p): Likewise.
28389 (tree_expr_nonzero_p): Likewise.
28390 * tree-vrp.c (compare_values): Likewise.
28391 (extract_range_from_binary_expr): Likewise.
28392 (extract_range_from_unary_expr): Likewise.
28393 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28395 (nowrap_type_p): Likewise.
28396 * tree-scalar-evolution.c (simple_iv): Likewise.
28397 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28398 (build_range_check): Likewise.
28399 (extract_muldiv_1): Likewise.
28400 (fold_comparison): Likewise.
28401 * tree-vrp.c (vrp_int_const_binop): Likewise.
28402 (extract_range_from_unary_expr): Likewise.
28403 * convert.c (convert_to_integer): Likewise.
28404 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28405 (fold_comparison): Likewise.
28406 (fold_binary): Likewise.
28407 * optabs.c (optab_for_tree_code): Likewise.
28408 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28409 * simplify-rtx.c (simplify_const_relational_operation): Check
28410 flag_strict_overflow and flag_trapv.
28411 (simplify_const_relational_operation): Likewise.
28412 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28413 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28416 2007-01-27 Roger Sayle <roger@eyesopen.com>
28418 * tree.c (tree_fold_gcd): Delete.
28419 * tree.h (tree_fold_gcd): Remove prototype.
28420 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28421 test whether one constant integer is a multiple of another. Instead
28422 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28423 * fold-const.c (multiple_of_p): We've determined both TOP and
28424 BOTTOM are integer constants so we can call int_const_binop directly
28425 instead of the more generic const_binop.
28427 2007-01-27 Roger Sayle <roger@eyesopen.com>
28429 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28430 1*X check that the constant hasn't overflowed, to preserve the
28432 (round_up): Provide an efficient implementation when rouding-up an
28433 INTEGER_CST to a power-of-two.
28435 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28437 * doc/sourcebuild.texi: Add comma for clarity.
28438 * doc/extend.texi: Fix some typos.
28439 * doc/passes.texi: Likewise.
28440 * doc/cppinternals.texi: Likewise.
28441 * doc/c-tree.texi: Likewise.
28442 * doc/tree-ssa.texi: Likewise.
28443 * doc/install.texi: Likewise.
28445 2007-01-27 Jan Hubicka <jh@suse.cz>
28447 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28448 (pass_sra): Do not require alias information.
28449 * passes.c (init_optimization_passes): Add SRA
28451 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28453 * tracer.c (rest_of_handle_tracer): We already cleaned
28454 up the CFG in tracer() so don't do it here again.
28455 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28456 cleanup_cfg here, either. And don't call renumber_insns.
28458 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28459 and BB_HEAD are in the insn stream here. Instead make sure
28460 that BB_INSN is valid on all insns. Also, do check here that
28461 there are no pending branch predictions...
28462 (rtl_verify_flow_info): ...instead of doing it here. Checks
28463 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28466 2007-01-26 Roger Sayle <roger@eyesopen.com>
28468 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28469 function to simplify/factorize operand order canonicalization.
28470 (ix86_fixup_binary_operands): Reorganize using the above function.
28471 (ix86_binary_operator_ok): Likewise.
28473 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28475 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28476 file scope from optimize_attrs.
28477 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28479 (optimize_attrs): Clear insn_code_values after freeing it.
28481 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28483 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28484 a parts.base assignment.
28486 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28488 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28489 (compute_subscript_distance, initialize_data_dependence_relation,
28490 finalize_ddr_dependent, analyze_ziv_subscript,
28491 analyze_siv_subscript_cst_affine,
28492 compute_overlap_steps_for_affine_univar,
28493 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28494 analyze_siv_subscript, analyze_miv_subscript,
28495 analyze_overlapping_iterations, subscript_dependence_tester_1,
28496 compute_self_dependence, free_dependence_relation): Work
28497 with affine_fn instead of chrecs.
28498 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28499 common_affine_function, affine_function_base,
28500 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28501 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28502 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28503 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28504 (all_chrecs_equal_p): Removed.
28505 * tree-data-ref.h (affine_fn, conflict_function): New types.
28506 (struct subscript): Change type of conflicting_iterations_in_a
28507 and conflicting_iterations_in_b.
28509 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28512 * config/pa/pa.h (TARGET_HPUX_11): New.
28513 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28514 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28516 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28517 Richard Guenther <rguenther@suse.de>
28519 * tree-ssa-structalias.c (solve_graph): Handle case
28520 we merged the variable to another.
28522 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28524 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28527 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28528 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28530 2007-01-25 DJ Delorie <dj@redhat.com>
28532 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28533 allow changes to modes which don't fit in those registers.
28535 * reload1.c (choose_reload_regs): Check for invalid subregs before
28536 computing their locations, not after.
28538 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28541 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28542 save Altivec registers in an eh_return function.
28543 (compute_vrsave_mask): Likewise.
28544 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28545 for saving Altivec registers.
28546 (rs6000_emit_prologue): Don't allocate stack twice in
28547 eh_return function. Correct expected value of altivec_save_offset
28548 when using save_world. Describe save of R0 to stack when using
28549 save_world. Describe stack pointer adjustment when using
28550 save_world. Remove duplicated eh_return parameter register saving.
28551 Update sp_offset variable after save_world.
28552 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28554 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28555 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28558 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28560 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28562 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28565 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28566 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28568 2007-01-25 Richard Guenther <rguenther@suse.de>
28570 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28571 * common.opt (-Wcoverage-mismatch): New warning option.
28572 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28573 if -Wcoverage-mismatch is given.
28575 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28577 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28578 (ipcp_driver): Change to static definition.
28579 Add dumping of the ifunctions.
28580 (constant_val_insert): Remove unused parameter. Support for SSA.
28581 (ipcp_propagate_const): Support for SSA.
28582 (ipcp_profile_bb_print): Print only analyzed nodes.
28583 (ipcp_replace_map_create): Remove support for Fortran constant
28585 * ipa-prop.c (ipa_method_modify_stmt,
28586 ipa_callsite_compute_param): Support for SSA.
28587 * ipa-prop.h (ipcp_driver): Remove declaration.
28588 (IS_VALID_TREE_MAP_INDEX): Add define.
28590 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28592 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28594 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28596 PR middle-end/30447
28597 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28598 constant argument to cabs and do it without checking for
28599 -funsafe-math-optimizations.
28601 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28603 * c-common.h (RID_FIRST_CXX0X): New.
28604 (RID_LAST_CXX0X): New.
28605 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28607 * c.opt (Wc++0x-compat): New.
28608 * doc/invoke.texi (-Wc++0x-compat): Document.
28610 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28612 * builtins.c (fold_builtin_carg): New.
28613 (fold_builtin_1): Use it.
28615 2007-01-24 Jan Hubicka <jh@suse.cz>
28617 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28619 * ipa-inline.c (initial_insns, max_insns): Delete.
28620 (compute_max_insns): New function.
28621 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28622 amount of insns as base for code growth.
28623 (cgraph_decide_inlining): Make initial_insns local; do not compute
28625 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28626 * doc/invoke.texi (inline-unit-growth): Update docs.
28628 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28630 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28631 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28632 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28633 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28634 for CPUs that have PTA_CX16 set.
28636 PR middle-end/27416
28637 * gimplify.c (omp_check_private): New function.
28638 (gimplify_scan_omp_clauses): Use it for
28639 firstprivate/lastprivate/reduction.
28641 PR middle-end/30494
28642 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28643 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28645 PR middle-end/30421
28646 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28647 If lower_lastprivate_clauses emits some statements, append them
28648 to dlist rather than body_p and to body_p append an initializer.
28649 (lower_omp_for): Adjust caller.
28651 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28653 * target.h (globalize_decl_name): New.
28654 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28655 * output.h (default_globalize_decl_name): New.
28656 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28658 (globalize_decl): Ditto.
28659 (default_globalize_decl_name): New.
28660 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28661 (ia64_handle_version_id_attribute): New.
28662 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28663 (ia64_asm_output_external): Use globalize_decl_name instead
28664 of globalize_label.
28665 * doc/extend.texi (version_id): New pragma.
28666 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28668 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28670 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28671 _uleb128_t and _Unwind_SWord with _sleb128_t.
28672 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28673 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28675 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28676 * unwind-pe.h (read_uleb128, read_sleb128,
28677 read_encoded_value_with_base): Likewise.
28678 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28680 2007-01-24 Richard Guenther <rguenther@suse.de>
28682 * builtins.c (expand_builtin_cexpi): Get the fndecl
28683 for cexp in the correct way.
28685 2007-01-24 Jan Hubicka <jh@suse.cz>
28687 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28690 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28692 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28693 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28694 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28695 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28696 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28697 __SIZEOF_PTRDIFF_T__.
28698 * doc/cpp.texi: Documentation for the new builtin macros added.
28700 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28702 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28703 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28704 instead of operands[2] to avoid access past the end of array.
28706 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28708 * reload1.c (emit_reload_insns): Pass the reload register
28709 for a non-spill output reload through forget_old_reloads_1.
28711 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28713 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28714 _SOFT_DOUBLE if doubles use software floating-point.
28715 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28716 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28717 * config/rs6000/darwin-ldouble.c: Also compile functions for
28718 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28719 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28720 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28721 commented-out long double override.
28722 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28723 * config/rs6000/eabispe.h: Likewise.
28724 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28725 long double for non-SPE.
28726 (rs6000_handle_option): Likewise.
28727 (invalid_e500_subreg): Disallow more subregs involding DImode,
28728 DFmode, TImode or TFmode.
28729 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28731 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28733 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28734 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28736 (rs6000_legitimate_address): Also check for TFmode for E500
28738 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28739 (spe_build_register_parallel): Handle TFmode and TCmode.
28740 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28742 (function_arg): Handle TFmode and TCmode for E500 double.
28743 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28745 (print_operand): Handle TFmode and TImode for %y.
28746 (rs6000_generate_compare): Handle TFmode comparisons for E500
28748 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28749 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28750 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28751 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28752 TFmode for E500 double.
28753 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28754 (floatsidf2): Enable for E500 double.
28755 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28756 (extenddftf2): Change to extenddftf2_fprs.
28757 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28758 depending on TARGET_E500_DOUBLE.
28759 (extendsftf2): Enable for E500 double.
28760 (trunctfdf2): Enable for E500 double.
28761 (trunctfsf2): Change to trunctfsf2_fprs.
28762 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28763 depending on TARGET_E500_DOUBLE.
28764 (floatsitf2): Enable for E500 double.
28765 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28766 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28767 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28768 (negtf2): Change to negtf2_internal.
28769 (negtf2): New expander.
28770 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28771 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28772 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28773 (movdi_internal32): Use rs6000_nonimmediate_operand.
28774 (unnamed splitter): Likewise.
28775 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28776 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28777 (SPE64TF, DITI): New mode macros.
28778 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28781 (frob_<mode>_di_2): New.
28782 (frob_tf_di_8_2): New.
28783 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28785 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28787 (frob_ti_<mode>_8_2): New.
28788 (frob_ti_tf_2): New.
28789 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28790 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28792 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28793 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28794 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28795 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28796 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28797 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28800 2007-01-23 Ian Lance Taylor <iant@google.com>
28802 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28804 (OBJS-archive): Reformat, alphabetize.
28805 (OBJS): Change out_object_file to OBJS-md.
28807 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28809 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28810 JUMP_P and CALL_P predicates where applicable.
28811 * config/i386/i386.c: Ditto.
28812 * config/i386/i386.md: Ditto.
28813 * config/i386/mmx.md: Ditto.
28814 * config/i386/predicates.md: Ditto.
28816 2007-01-22 Andreas Schwab <schwab@suse.de>
28818 * config/m68k/m68k.h: Fix comment.
28820 2007-01-22 Jan Hubicka <jh@suse.cz>
28822 * passes.c (init_optimization_passes): Do not rerun
28823 pass_early_warn_uninitialized.
28825 2007-01-22 Richard Guenther <rguenther@suse.de>
28827 PR tree-optimization/30038
28828 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28830 (execute_cse_sincos_1): Likewise.
28831 (execute_cse_sincos): Likewise.
28832 (gate_cse_sincos): Likewise.
28833 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28834 the cexpi() canonicalization of sincos().
28835 * tree-pass.h (pass_cse_sincos): Declare.
28836 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28838 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28840 PR rtl-optimization/29329
28841 * combine.c (replaced_rhs_insn): Rename to i2mod.
28842 (replaced_rhs_value): Rename to i2mod_new_rhs.
28843 (i2mod_old_rhs): New global variable.
28844 (combine_instructions): Adjust for above change. Save a copy of
28845 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28846 note are substituted in the second instruction.
28847 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28848 ditch the note if it pertains to the second eliminated register
28849 and this register is mentioned in i2mod_old_rhs.
28852 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28854 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28855 the insn to which the note was originally attached.
28857 2007-01-21 Jan Hubicka <jh@suse.cz>
28859 * ipa-inline.c (inlining_mode): Comment, move up.
28860 (cgraph_decide_inlining_incrementally): Do not perform inlining
28861 itself; fix handling of flattening of self recursive functions.
28862 (cgraph_find_cycles): Remove.
28863 (cgraph_flatten_node): Remove.
28864 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28865 (try_inline): New function.
28866 (cgraph_early_inlining): Update call of
28867 cgraph_decide_inlining_incrementally. Apply inlining here.
28868 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28870 2007-01-21 Dirk Mueller <dmueller@suse.de>
28873 * tree-vrp.c (check_array_bounds): do not warn
28874 about ADDR_EXPR's of ARRAY_REF's which are immediately
28875 used in binary expressions.
28877 2007-01-21 Ira Rosen <irar@il.ibm.com>
28879 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28880 read_write_dep and macros for its access.
28881 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28882 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28883 argument, call vect_check_interleaving for every independent pair of
28884 data-refs. Mark loads that access the same memory location as a store
28886 (vect_check_dependences): Remove.
28887 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28888 call, fix the call to vect_analyze_data_ref_dependence.
28889 (vect_analyze_data_ref_access): For statements that access the same
28890 data-ref, check that they are not stores; for loads, check that there
28891 is no store that access the same location.
28893 2007-01-20 Roger Sayle <roger@eyesopen.com>
28894 Joseph Myers <joseph@codesourcery.com>
28896 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28897 (-fdump-rtl-stack): Likewise.
28898 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28899 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28900 (-mpt-fixed): Use @minus{} for minus sign.
28901 (Using Precompiled Headers): Fix under/overfull hbox.
28903 2007-01-20 Jan Hubicka <jh@suse.cz>
28905 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28906 place within annotation.
28908 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28910 * pa.c (output_move_double): Change array size of xoperands to 4.
28912 2007-01-20 Jan Hubicka <jh@suse.cz>
28914 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28917 2007-01-19 Ian Lance Taylor <iant@google.com>
28919 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28920 constant to unsigned HOST_WIDE_INT before negating.
28922 2007-01-19 Ian Lance Taylor <iant@google.com>
28924 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28926 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28927 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28928 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28929 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28930 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28931 (realloc_vdef, realloc_vuse): Change second parameter to
28933 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28934 fields to unsigned.
28935 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28936 unsigned. Change x and lim locals to unsigned.
28937 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28939 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28940 (copy_virtual_operands): Change i and n locals to unsigned.
28942 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28944 PR middle-end/29335
28945 * builtins.c (fold_builtin_1): Handle builtin fdim.
28947 2007-01-20 Jan Hubicka <jh@suse.cz>
28949 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28950 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28951 init_alias_heapvars.
28952 (init_alias_heapvars): Initialize only when not already initialized.
28953 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28955 2007-01-19 Roger Sayle <roger@eyesopen.com>
28957 * common.opt (fsigned-zeros): New command line option.
28958 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28959 of flag_unsafe_math_optimizations.
28960 * opts.c (set_fast_math_flags): The -ffast-math command line option
28961 implies -fno-signed-zeros.
28962 (fast_math_flags_set_p): Likewise.
28964 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28965 the documentation of -ffast-math appropriately. Wrap long lines.
28967 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28969 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28970 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28972 2007-01-19 Tomas Bily <tbily@suse.cz>
28974 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28976 (tree_init_ic_make_global_vars): New function
28977 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28978 (tree_gen_ic_profiler): New function
28979 (tree_gen_ic_func_profiler): New function
28980 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28981 (tree_profile_hooks): Added hook for indirec/virtual calls
28982 * value-prof.c (tree_find_values_to_profile): New case for
28984 (tree_values_to_profile): Call for determining indirect/virtual
28986 (tree_indirect_call_to_profile): New function
28987 (tree_ic_transform): New function
28988 (tree_ic): New function
28989 (find_func_by_pid): New function
28990 (init_pid_map): New function
28991 (tree_value_profile_transformations): Added check for
28992 indirect/virtual call transformation
28993 * value-prof.h (enum hist_type): New counter type for
28994 indirect/virtual calls
28995 (profile_hooks): Added new hook for profiling indirect/virtual
28997 * profile.c (instrument_values): New case for indirect/virtual
28999 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29000 (GCOV_COUNTER_V_INDIR): New counter type
29001 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29002 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29004 * cgraph.c: Definition of cgraph_max_pid
29005 (cgraph_create_node): Default init of pid attribute
29006 * cgraph.h: Declaration of cgraph_max_pid
29007 (struct cgraph_node): Added pid attribute
29008 * libgcov.c (__gcov_indirect_call_profiler): New function
29009 (__gcov_one_value_profiler_body): New function
29010 (__gcov_one_value_profiler): Body was moved to
29011 __gcov_one_value_profiler_body and calls it
29013 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29015 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29016 * gengtype.c (write_types_data, write_func_for_structure,
29017 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29018 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29019 (walk_type, write_func_for_structure): Generate the mark_hook if
29022 2007-01-19 Jan Hubicka <jh@suse.cz>
29024 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29025 'early' argument take inlining mode argument specifying whether to
29026 inline for size/speeed or all functions; add support for flattening;
29028 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29030 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29033 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29034 the name of the declared identifier.
29036 2007-01-19 Dirk Mueller <dmueller@suse.de>
29038 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29039 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29040 duplicate evaluation.
29042 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29044 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29045 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29046 to XFMode, use acosxf2 and truncate result to requested mode.
29047 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29048 (asin<mode>2): Similarly, with asin expanders.
29049 (*fscalexf4_i387): Rename from *fscalexf4.
29050 (expNcorexf3): New expander.
29051 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29052 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29053 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29054 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29055 patterns for SSE math.
29056 (exp10<mode>2): Similarly, with exp10 expanders.
29057 (exp2<mode>2): Similarly, with exp2 expanders.
29058 (expm1<mode>2): Similarly, with expm1 expanders.
29059 (ldexp<mode>3): Similarly, with ldexp expanders.
29060 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29061 Use gen_truncxf<mode>2_i387_noop to truncate result.
29063 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29065 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29066 for ColdFire targets.
29068 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29069 Richard Sandiford <richard@codesourcery.com>
29071 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29072 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29073 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29074 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29075 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29076 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29080 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29081 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29082 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29083 (*adddi_dilshr32_cf): New pattern.
29084 (adddi3, subdi3): Remove first alternatives.
29086 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29088 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29089 implemented using move.l, do not use its cc result for floating-point
29092 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29094 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29095 from accepting 's' constraints if flag_pic.
29097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29099 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29100 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29101 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29102 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29104 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29106 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29107 ColdFire alternatives.
29108 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29109 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29110 architectures that support ff1 instruction.
29112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29113 Julian Brown <julian@codesourcery.com>
29115 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29116 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29117 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29120 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29122 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29124 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29125 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29126 HOST_WIDE_INT instead of an rtx.
29127 (m68k_rtx_costs): Update call accordingly.
29128 (output_move_const_into_data_reg): Likewise. Fix formatting.
29129 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29131 (output_move_simode_const): Update calls after above changes.
29132 Rework to use automatic variables and predicates like MEM_P.
29133 * config/m68k/m68k.md (pushexthisi_const): Update call to
29136 2007-01-19 Dirk Mueller <dmueller@suse.de>
29138 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29139 in dump_flags test.
29141 2007-01-19 Richard Guenther <rguenther@suse.de>
29143 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29144 via cexp in case sincos is not available.
29146 2007-01-19 Richard Guenther <rguenther@suse.de>
29148 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29149 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29150 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29151 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29152 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29153 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29154 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29155 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29157 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29159 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29161 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29162 (atan2xf3): Directly generate RTL pattern.
29163 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29164 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29165 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29166 disable patterns for SSE math.
29167 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29168 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29169 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29170 disable patterns for SSE math.
29172 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29174 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29176 2007-01-18 Roger Sayle <roger@eyesopen.com>
29178 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29179 VIEW_CONVERT_EXPR to the same type as it's operand.
29181 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29183 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29184 configured for long double 128.
29186 2007-01-18 Mike Stump <mrs@apple.com>
29188 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29191 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29193 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29196 2007-01-18 Jan Hubicka <jh@suse.cz>
29198 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29199 greater than NUM_VOP_FREE_BUCKETS.
29201 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29203 * tree-ssa-structalias.c: Update comments.
29204 (ptabitmap_obstack): Removed.
29205 (pta_obstack): New.
29206 (oldpta_obstack): Ditto.
29207 (stats): Add a few members.
29208 (struct variable_info): Remove node, complex, address_taken, and
29209 indirect_target members. Add oldsolution member.
29210 (new_var_info): Do not initialize removed members.
29211 (constraint_expr_type): Remove INCLUDES.
29212 (constraint_graph): Add size, implicit_preds, rep,
29213 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29214 (FIRST_REF_NODE): New macro.
29215 (LAST_REF_NODE): Ditto.
29216 (FIRST_ADDR_NODE): Ditto.
29217 (find): New function.
29219 (dump_constraint): Do not handle INCLUDES.
29220 (insert_into_complex): Do not insert duplicate constraints.
29221 (condense_varmap_nodes): Renamed and rewritten into ...
29222 (merge_node_constraints): This. Also fix bug in handling of
29223 offseted copy constraints.
29224 (clear_edges_for_node): No longer need to deal with preds at all,
29225 or removing associated preds/succs.
29226 (merge_graph_nodes): Deal with indirect_cycles.
29227 Don't deal with predecessors.
29228 (add_implicit_graph_edge): New function.
29229 (add_pred_graph_edge): Ditto.
29230 (add_graph_edge): Don't deal with predecessors.
29231 (build_constraint_graph): Removed.
29232 (build_pred_graph): New function.
29233 (build_succ_graph): Ditto.
29234 (struct scc_info): Removed in_component. Added roots, dfs, and
29235 node_mapping. Remove visited_index, unification_queue.
29236 (scc_visit): Deal with union-find we do now.
29237 Deal with cycles with REF nodes.
29238 (collapse_nodes): Renamed and rewritten to ...
29239 (unify_nodes): This.
29240 (process_unification_queue): Removed.
29241 (topo_visit): Cleanup
29242 (do_da_constraint): Use find.
29243 (do_sd_constraint): Ditto.
29244 (do_ds_constraint): Ditto.
29245 (do_complex_constraint): Ditto.
29246 (init_scc_info): Update for removed and added members.
29247 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29248 (find_indirect_cycles): This.
29249 (equivalence_class): New variable.
29250 (label_visit): New function.
29251 (perform_variable_substitution): Rewritten.
29252 (free_var_substitution_info): New function.
29253 (find_equivalent_node): Ditto.
29254 (move_complex_constraints): Ditto.
29255 (eliminate_indirect_cycles): Ditto.
29256 (solve_graph): Only propagate changed bits.
29257 Use indirect cycle elimination.
29259 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29260 (tree_id_eq): Renamed to ...
29261 (tree_vi_eq): This. Update for member change
29262 (insert_id_for_tree): Renamed and rewritten to ...
29263 (insert_vi_for_tree): This.
29264 (lookup_id_for_tree): Renamed and rewritten to ...
29265 (lookup_vi_for_tree): This.
29266 (get_id_for_tree): Renamed and rewritten to ...
29267 (get_vi_for_tree): Ditto.
29268 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29269 (process_constraint): Don't handle INCLUDES.
29270 Remove special ADDRESSOF case.
29271 (find_func_aliases): Rewrite to use vi functions instead of id
29273 (create_function_info_for): Ditto.
29274 (create_variable_info_for): Ditto.
29275 (intra_create_variable_infos): Ditto.
29276 (merge_smts_into): Ditto.
29277 (find_what_p_points_to): Ditto.
29278 (init_base_vars): Ditto.
29279 (init_alias_vars): Ditto.
29280 (remove_preds_and_fake_succs): New function.
29281 (dump_sa_points_to_info): Dump new stats.
29282 (dump_solution_for_var): Use find.
29283 (set_used_smts): Fix formatting.
29284 (compute_points_to_sets): Updated for new functions.
29285 (ipa_pta_execute): Ditto.
29287 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29288 Richard Sandiford <richard@codesourcery.com>
29290 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
29292 * calls.c (expand_call): If the return value is a PARALLEL,
29293 extract its first member.
29294 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
29295 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29296 use FUNCTION_EXTRA_EPILOGUE.
29297 (m68k_function_value): Return a PARALLEL if the return value
29298 is of a pointer type.
29299 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
29300 (FUNCTION_EXTRA_EPILOGUE): Remove.
29301 * config/m68k/m68k.md (D0_REG): New constant.
29303 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29305 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
29306 output a NOP for empty epilogues.
29308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29310 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
29311 before function. Extend register save check to include all
29312 registers, not just integer ones.
29314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29316 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
29317 (m68k_use_return_insn): ...this.
29318 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
29319 * config/m68k/m68k.c (use_return_insn): Rename to...
29320 (m68k_use_return_insn): ...this.
29321 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29322 of USE_RETURN_INSN.
29324 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29326 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29327 nearest even, fix denormal rounding overflow.
29329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29331 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29332 f%$smove and f%$move.
29333 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29334 (extendsfdf2_cf): Use fdmove instead of f%&move.
29335 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29336 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29338 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29340 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29343 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29345 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29346 (coldfire_single_format): Declare.
29347 (coldfire_double_format): Likewise.
29348 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29349 of qnan_msb_set to determine the lower bits of a canonical
29351 (encode_ieee_double): Likewise.
29352 (encode_ieee_quad): Likewise.
29353 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29354 (mips_single_format): Likewise.
29355 (ieee_double_format): Likewise.
29356 (mips_double_format): Likewise.
29357 (ieee_extended_motorola_format): Likewise.
29358 (ieee_extended_intel_96_format): Likewise.
29359 (ieee_extended_intel_128_format): Likewise.
29360 (ieee_extended_intel_96_round_53_format): Likewise.
29361 (ibm_extended_format): Likewise.
29362 (mips_extended_format): Likewise.
29363 (ieee_quad_format): Likewise.
29364 (mips_quad_format): Likewise.
29365 (vax_f_format): Likewise.
29366 (vax_d_format): Likewise.
29367 (vax_g_format): Likewise.
29368 (i370_single_format): Likewise.
29369 (i370_double_format): Likewise.
29370 (decimal_single_format): Likewise.
29371 (decimal_double_format): Likewise.
29372 (decimal_quad_format): Likewise.
29373 (c4x_single_format): Likewise.
29374 (c4x_extended_format): Likewise.
29375 (real_internal_format): Likewise.
29376 (coldfire_single_format): New real_format.
29377 (coldfire_double_format): Likewise.
29378 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29379 canonical_nan_lsbs_set.
29380 (pdp11_d_format): Likewise.
29381 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29382 if TARGET_COLDFIRE_CPU.
29384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29386 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29387 (output_call, m68k_legitimize_call_address): Declare.
29388 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29389 parenthesees. Add support for a 'W' constraint.
29390 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29391 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29392 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29393 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29395 (override_options): Initialize them. Do not set flag_no_function_cse
29396 for TARGET_ID_SHARED_LIBRARY.
29397 (m68k_output_pic_call): Delete.
29398 (m68k_legitimize_call_address): New function.
29399 (print_operand): Remove the %o prefix. Handle the %p prefix.
29400 (output_call): New function.
29401 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29402 target address from the GOT if symbolic jumps are not allowed.
29403 * config/m68k/m68k.md (call, general_operand): Do not set
29404 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29405 Merge separate flag_pic and !flag_pic define_insns into...
29406 (*call, *call_value): ...these new patterns. Match the address
29407 rather than the containing MEM and require it to be a call_operand.
29408 Use output_call to generate the asm template.
29409 * config/m68k/predicates.md (const_call_operand): New predicate.
29410 (call_operand): Likewise.
29412 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29414 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29415 (STACK_GROWS_DOWNWARD): Define to 1.
29416 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29417 comments, emphasizing that these values are only defaults.
29418 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29419 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29421 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29423 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29425 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29426 Richard Sandiford <richard@codesourcery.com>
29428 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29429 (FP_REGNO_P): New macros.
29430 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29431 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29432 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29433 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29435 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29437 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29438 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29440 * config/m68k/t-floatlib: New file, extracting common code from...
29441 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29442 * config/m68k/t-uclinux: Here.
29443 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29444 routines on ColdFire targets.
29446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29448 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29449 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29450 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29451 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29452 explicitly set MOTOROLA to 1.
29453 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29455 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29456 Nathan Sidwell <nathan@codesourcery.com>
29458 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29459 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29460 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29461 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29462 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29463 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29464 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29465 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29466 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29467 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29468 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29469 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29470 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29471 (DBX_REGISTER_NUMBER): Delete.
29472 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29473 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29474 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29478 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29479 * config/flat.h: New file.
29480 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29481 OBJECT_FORMAT_FLAT.
29482 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29483 indirect references for -msep-data or -mid-shared-library.
29484 Do not use PC-relative code addresses either.
29485 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29487 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29488 for shared libraries and crt1.o for executables. Use crti.o and
29490 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29491 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29492 Do not add -elf2flt or -shared-lib-id options here.
29493 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29494 Pass -shared-lib-id if -mid-shared-library, taking the library
29495 identifier from -mshared-library-id if given, otherwise
29497 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29498 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29499 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29500 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29501 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29502 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29504 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29505 jump sequence for ISA A and ISA A+.
29506 (PICJUMP): Likewise.
29508 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29510 * config.gcc (m68k-*-uclinux*): Base the port on the common
29511 and m68k GNU/Linux files rather than on the generic ELF ones.
29512 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29513 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29515 2007-01-18 Julian Brown <julian@codesourcery.com>
29516 Richard Sandiford <richard@codesourcery.com>
29518 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29519 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29520 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29522 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29523 80 unconditionally.
29524 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29526 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29528 * doc/install.texi: Document m68k-uclinuxoldabi.
29529 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29530 * config/m68k/uclinux-oldabi.h: New file, copied from
29531 config/m68k/uclinux.h.
29533 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29535 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29536 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29537 (m32r_compute_frame_size): Use unsigned for regno.
29538 (m32r_reload_lr): Use gen_frame_mem.
29540 (m32r_output_function_epilogue): Don't output the function epilogue
29542 (m32r_expand_epilogue): New.
29543 (direct_return): Return false if the function has the interrupt
29545 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29546 * config/m32r/m32r.md (epilogue): New expander.
29547 (return_lr, return_rte): New insns.
29548 (return): Make it expander.
29549 (return_normal): New expander.
29551 2007-01-18 Josh Conner <jconner@apple.com>
29554 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29555 support for UNLE, UNLT, UNGE, and UNGT.
29557 2007-01-18 Jan Hubicka <jh@suse.cz>
29559 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29560 * tree-tailcall (add_virtual_phis): Likewise.
29561 (optimize_tail_call): Return TODOs.
29562 (execute_tail_calls): Return TODOs.
29563 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29564 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29566 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29567 Cleanup cfg using TODO.
29568 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29569 * passes.c (execute_function_todo): When cleanup did something, remove
29571 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29572 (make_edges): Don't cleanup_cfg.
29574 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29576 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29577 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29578 operate on the top of stack.
29579 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29580 register handling of instructions that output to the second
29582 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29583 (move_for_stack_reg): Special-case check for dead destination
29584 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29586 * config/i386/i386.md (UNSPEC_TAN): New constant.
29587 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29588 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29589 to correctly model move of constant 1.0 to top stack slot.
29590 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29591 (unnamed peephole2 pattern): Remove corresponding peephole2
29592 pattern that optimizes tan insn and loading of constant 1.0.
29593 (tanxf2): Use fptanxf4_i387.
29594 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29595 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29596 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29597 disable patterns for SSE math.
29598 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29599 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29601 2007-01-18 Dirk Mueller <dmueller@suse.de>
29602 Richard Guenther <rguenther@suse.de>
29605 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29606 * common.opt (Warray-bounds): Add new warning option.
29607 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29609 * Makefile.in: make tree-vrp.o depend on toplev.h
29610 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29612 (check_array_refs, check_array_bounds, check_array_ref): New.
29614 2007-01-18 Jan Hubicka <jh@suse.cz>
29616 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29617 (execute_ssa_ccp): Return flags conditionally.
29618 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29620 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29622 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29624 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29625 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29627 * Makefile.c (GTFILES): Add cfglayout.h.
29628 * gengtype.c (open_base_files): Likewise.
29629 * cfglayout.c (cfg_layout_function_footer,
29630 cfg_layout_function_header) Reindent to make gengtype happy.
29631 * cfglayout.h (cfg_layout_function_footer,
29632 cfg_layout_function_header): Add GTY(()) marker.
29634 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29636 2007-01-18 Ben Elliston <bje@au.ibm.com>
29638 * genautomata.c (write_automata): Include xstrerror output in the
29639 error message if writing the DFA description file fails.
29641 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29643 * config/mips/mips-protos.h (mips_output_external): Make it
29645 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29646 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29647 (extern_list): Likewise.
29648 (extern_head): Likewise.
29649 (TARGET_ASM_FILE_END): Likewise.
29650 (mips_file_end): Likewise.
29651 (mips_output_external): Rewritten.
29653 2007-01-18 Ben Elliston <bje@au.ibm.com>
29655 * genpreds.c (write_insn_preds_c): Only write out the function
29656 body for regclass_for_constraint if we have register constraints.
29658 2007-01-17 Tom Tromey <tromey@redhat.com>
29660 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29661 * doc/install.texi (Testing): Use sourceware.org.
29662 (Binaries): Likewise.
29663 (Specific): Likewise.
29664 * doc/contrib.texi (Contributors): Use sourceware.org.
29666 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29668 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29669 (AVR_ENHANCED): Rename to ...
29670 (AVR_HAVE_MUL): ... new.
29671 (avr_enhanced_p): Rename to ...
29672 (avr_have_mul_p): ... new.
29673 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29674 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29675 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29676 (avr_have_mul_p): ... new.
29677 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29678 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29679 'avr_enhanced_p' and 'enhanced'.
29680 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29681 AVR_HAVE_MUL instead of AVR_ENHANCED.
29682 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29683 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29684 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29685 instead of AVR_ENHANCED.
29686 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29687 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29688 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29690 2007-01-17 Ian Lance Taylor <iant@google.com>
29692 * vec.h (VEC_reserve_exact): Define.
29693 (vec_gc_p_reserve_exact): Declare.
29694 (vec_gc_o_reserve_exact): Declare.
29695 (vec_heap_p_reserve_exact): Declare.
29696 (vec_heap_o_reserve_exact): Declare.
29697 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29699 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29700 negative parameter.
29701 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29702 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29703 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29704 * vec.c (calculate_allocation): Add exact parameter. Change all
29706 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29707 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29708 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29709 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29710 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29711 (vec_heap_p_reserve_exact): New function.
29712 (vec_heap_o_reserve_exact): New function.
29714 2007-01-17 Jan Hubicka <jh@suse.cz>
29716 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29718 2007-01-17 Eric Christopher <echristo@apple.com>
29720 * config.gcc: Support core2 processor.
29722 2007-01-16 Jan Hubicka <jh@suse.cz>
29724 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29725 the names, just unlink the chain so we don't crash on dangling
29729 2007-01-16 Jan Hubicka <jh@suse.cz>
29731 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29732 * tree-pass.h: Reorder to make IPA passes appear toegher.
29733 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29735 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29736 parameters, do not call early inliner.
29737 * ipa-inline.c: Update comments. Include tree-flow.h
29738 (cgraph_decide_inlining): Do not compute inlining parameters.
29739 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29740 be called with function context set up.
29741 (pass_ipa_inline): Remove unreachable functions before pass.
29742 (cgraph_early_inlining): Simplify assuming to be called from the
29744 (pass_early_inline): New pass.
29745 (cgraph_gate_ipa_early_inlining): New gate.
29746 (pass_ipa_early_inline): Turn into simple wrapper.
29747 (compute_inline_parameters): New function.
29748 (gate_inline_passes): New gate.
29749 (pass_inline_parameters): New pass.
29750 (apply_inline): Move here from tree-optimize.c
29751 (pass_apply_inline): New pass.
29752 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29754 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29755 doing them by hand.
29756 (tree_function_versioning): Do not allocate dummy struct function.
29757 * tree-inline.h (optimize_inline_calls): Update prototype.
29758 * tree-optimize.c (execute_fixup_cfg): Export.
29759 (pass_fixup_cfg): Remove
29760 (tree_rest_of_compilation): Do not apply inlines.
29761 * tree-flow.h (execute_fixup_cfg): Declare.
29762 * Makefile.in (gt-passes.c): New.
29763 * passes.c: Include gt-passes.h
29764 (init_optimization_passes): New passes.
29765 (nnodes, order): New static vars.
29766 (do_per_function_toporder): New function.
29767 (execute_one_pass): Dump current pass here.
29768 (execute_ipa_pass_list): Don't dump current pass here.
29770 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29772 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29773 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29775 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29777 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29778 (strong_alias): Define.
29779 (__gcc_qmul): Provide non-FMA for soft-float.
29780 (__gcc_qdiv): Same.
29785 (__gcc_qunord): New.
29795 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29796 soft-float functions.
29797 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29798 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29799 about long double soft float.
29801 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29802 Tehila Meyzels <tehila@il.ibm.com>
29804 * tree-vectorizer.h (is_pattern_stmt_p): New.
29805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29806 formatting (tabs instead of spaces). Cleanup and clarify setting
29807 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29808 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29809 (vectorizable_type_demotion): Check that types are integral.
29810 (vectorizable_type_promotion): Likewise.
29811 (vectorizable_store): Fix typo. Eliminate new-line at end of
29814 2007-01-16 Jan Hubicka <jh@suse.cz>
29816 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29819 2007-01-15 Eric Christopher <echristo@apple.com>
29821 * ifcvt.c: Include vec.h, vecprim.h.
29822 (check_cond_move_block): New argument regs.
29823 Reorganize. Add registers used to regs.
29824 (cond_move_process_if_block): Use regs set above as
29827 2007-01-15 Eric Christopher <echristo@apple.com>
29829 * config/darwin.h: Update copyright.
29830 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29831 (LINK_COMMAND_SPEC): Add -u.
29832 (LINK_SPEC): Fix umbrella for above.
29834 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29836 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29839 2007-01-15 Tom Tromey <tromey@redhat.com>
29841 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29842 * doc/install.texi (Testing): Don't mention jacks.
29843 (Configuration): Document --enable-java-maintainer-mode. Move
29844 --with-java-home to libgcj-specific section. Document
29846 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29848 2007-01-15 Jan Hubicka <jh@suse.cz>
29850 * tree-ssa-dce.c (DCE_TODOs): New.
29851 (propagate_necessity): Return if something changed.
29852 (eliminate_unnecessary_stmts): Likewise.
29853 (perform_tree_ssa_dce): Return TODO flags when needed.
29854 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29856 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29858 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29859 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29860 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29861 patterns using X87MODEF12 mode macro. Extend operand 1
29862 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29863 (log10<mode>2): Ditto.
29864 (log2<mode>2): Ditto.
29865 (log1p<mode>2): Ditto.
29866 (logb<mode>2): Ditto.
29867 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29868 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29869 (*fxtractxf3_i387): Rename from *fxtractxf3.
29870 (fxtract_extend<mode>xf3_i387): New insn pattern.
29871 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29872 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29873 and gen_fyl2xxf3_i387().
29875 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29877 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29878 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29879 get_loop_exit_edges. Changed return type to bool.
29880 * cfgloop.h (fix_loop_placement): Declaration removed.
29882 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29884 * param.h (MIN_VECT_LOOP_BOUND): New.
29885 * params.def (MIN_VECT_LOOP_BOUND): New.
29886 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29887 argument - minimum threshold for number of iterations.
29888 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29889 argument to declaration.
29890 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29891 MIN_VECT_LOOP_BOUND.
29892 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29893 slpeel_tree_peel_loop_to_edge with additional argument.
29894 (vect_do_peeling_for_alignment): Likewise.
29895 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29897 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29900 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29901 operands of size 1.
29903 2007-01-14 Jan Hubicka <jh@suse.cz>
29905 * tree-dfa.c (remove_referenced_var): New function.
29906 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29907 prune referenced vars list too.
29908 * tree-flow.h (remove_referenced_var): Declare.
29910 2007-01-14 Jan Hubicka <jh@suse.cz>
29912 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29914 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29915 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29916 * except.h (verify_eh_throw_table_statements): Kill prototype.
29917 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29918 into call exrepssions.
29919 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29921 * tree-cfg.c: Include pointer-set.h.
29922 (verify_node_sharing): Work on pointer set.
29923 (verify_eh_throw_stmt_node): New.
29924 (verify_stmts): Use pointers sets, verify throw_stmt.
29926 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29928 * ipa-reference.c (analyze_function): Consider also addresses taken
29931 2007-01-12 Roger Sayle <roger@eyesopen.com>
29933 * c-typeck.c (null_pointer_constant_p): Replace use of
29934 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29935 (build_c_cast): Likewise.
29937 2007-01-12 Roger Sayle <roger@eyesopen.com>
29939 * tree.h (force_fit_type_double): Remove unused final argument.
29940 * c-common.c (constant_expression_warning): Replace use of
29941 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29942 (convert_and_check): Likewise.
29943 (shorten_compare): Update call to force_fit_type_double.
29944 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29945 * convert.c (convert_to_pointer): Update call to
29946 force_fit_type_double.
29947 * fold-const.c (force_fit_type_double): Remove overflowed_const
29949 (int_const_binop, fold_convert_const_int_from_int,
29950 fold_convert_const_int_from_real, fold_div_compare,
29951 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29952 fold_abs_const, fold_not_const): Remove the final argument from
29953 calls to force_fit_type_double.
29955 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29957 * configure.ac: Set insn to "nop" for spu-*-* also.
29958 * configure: Regenerate.
29960 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29962 * builtins.def : Add BUILT_IN_FREE.
29964 2007-01-12 Jan Hubicka <jh@suse.cz>
29966 PR tree-optimization/30443
29967 * tree-inline.c (tree_function_versioning): Do not optimize when
29968 cloning for inlining.
29970 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29972 * doc/loop.texi: Document recording of loop exits.
29973 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29974 (update_single_exits_after_duplication,
29975 update_single_exit_for_duplicated_loop,
29976 update_single_exit_for_duplicated_loops): Removed.
29977 (duplicate_loop_to_header_edge): Do not call
29978 update_single_exits_after_duplication and
29979 update_single_exit_for_duplicated_loops.
29980 (loop_version): Do not update single_exit information.
29981 (fix_loop_structure): Use record_loop_exits instead of
29982 mark_single_exit_loops.
29983 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29984 the lists of loop exits.
29985 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29986 split_edge, merge_blocks): Update the lists of loop exits.
29987 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29988 loop_optimizer_init.
29989 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29990 of mark_single_exit_loops.
29991 (loop_optimizer_finalize): Call release_recorded_exits.
29992 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29993 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29994 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29995 update single exit information.
29996 * lambda-code.c (perfect_nestify): Ditto.
29997 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29998 (mark_single_exit_loops): Removed.
29999 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30000 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30001 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30003 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30004 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30005 (verify_loop_structure): Verify consistency of the exit lists.
30006 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30007 (set_single_exit): Removed.
30008 * cfgloop.h (struct loop_exit): New function.
30009 (struct loop): single_exit_ field replaced by exits field.
30010 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30011 LOOPS_HAVE_RECORDED_EXITS.
30012 (struct loops): Added exits hash.
30013 (mark_single_exit_loops, set_single_exit): Declaration removed.
30014 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30016 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30018 * doc/invoke.texi: Avoid use of @headitem.
30020 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30022 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30024 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30026 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30029 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30030 Richard Sandiford <richard@codesourcery.com>
30032 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30033 * config/m68k/m68k.opt: Resort options.
30034 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30036 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30037 Richard Sandiford <richard@codesourcery.com>
30039 * doc/invoke.texi: Document the macros that are defined by
30040 m68k's -mtune and -mhard-float options.
30041 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30042 (m68k_cpp_cpu_family): Likewise.
30043 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30044 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30045 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30046 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30047 (m68k_cpp_cpu_family): Likewise.
30049 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30051 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30052 macros besides mc68000 as tuning macros. Use a switch statement
30053 to set them and mcpu32.
30055 2007-01-12 Julian Brown <julian@codesourcery.com>
30057 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30058 (TARGET_68040_ONLY): Rename to...
30059 (TARGET_68040): ...this.
30060 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30061 * config/m68k/m68k.md: Likewise.
30063 2007-01-12 Julian Brown <julian@codesourcery.com>
30064 Nathan Sidwell <nathan@codesourcery.com>
30065 Richard Sandiford <richard@codesourcery.com>
30067 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30068 the -mcpu= argument associated with the --with-cpu setting.
30069 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30070 if different from the one implied by the -mcpu setting.
30071 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30072 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30073 * doc/invoke.texi: Mention ColdFire in the introduction to the
30074 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30075 -mno-div and -mhard-float options. Make -m68881 a synonym for
30076 -mhard-float. Document the previously-undocumented -m5206e,
30077 -m528x, -m5307 and -m5407 options. Tweak the existing option
30078 documentation for consistency.
30079 * doc/install.texi: Mention new --with-cpu arguments.
30080 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30081 default CPU if neither -mcpu nor -march are specified.
30082 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30083 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30084 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30085 using m68k_tune to decide between families that implement the
30086 same ISA. Use m68k_tune to set __mcfv4e__.
30087 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30088 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30089 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30090 (FL_ISA_C, FL_ISA_MMU): New macros.
30091 (MASK_COLDFIRE): Delete.
30092 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30093 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30094 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30095 (TARGET_HARD_FLOAT): Do not define here.
30096 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30097 (TUNE_68000): New macro.
30098 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30099 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30100 (TUNE_CFV2): Redefine in terms of m68k_tune.
30101 (uarch_type, target_device, fpu_type): New enums.
30102 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30103 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30104 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30105 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30106 (FL_FOR_isa_c): New macros.
30107 (m68k_isa): New enum.
30108 (m68k_target_selection): New structure.
30109 (all_devices, all_isas, all_microarchs): New tables.
30110 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30111 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30112 (MASK_ALL_CPU_BITS): Delete.
30113 (m68k_find_selection): New function.
30114 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30115 Map the legacy target options to a combination of the new ones.
30116 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30117 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30118 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30120 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30121 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30123 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30124 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30125 * config/m68k/m68k-devices.def: New file.
30127 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30128 Nathan Sidwell <nathan@codesourcery.com>
30130 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30131 (SUBTARGET_EXTRA_SPECS): New macros.
30132 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30133 use %(asm_cpu_spec) instead.
30134 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30135 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30136 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30137 (EXTRA_SPECS): Rename to...
30138 (SUBTARGET_EXTRA_SPECS): ...this.
30140 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30141 Richard Sandiford <richard@codesourcery.com>
30142 Julian Brown <julian@codesourcery.com>
30144 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30145 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30146 to the configuration's default CPU.
30147 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30148 Remove default masks.
30149 (m680[012]0-*-*): Set the default with_cpu to the first part of
30151 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30152 (m68k*-*-linux): Extend the --with-cpu handling to...
30153 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30154 and m68010. Don't set target_cpu_default2.
30155 * doc/install.texi: Document --with-cpu for m68k.
30156 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30157 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30158 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30159 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30160 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30161 (ASM_SPEC): Remove use of %(asm_cpu_default).
30162 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30163 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30164 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30165 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30166 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30167 (TARGET_DEFAULT): Delete.
30168 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30169 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30170 (CPP_CPU_SPEC): Delete.
30171 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30172 the appropriate string.
30173 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30174 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30175 (ASM_SPEC): Don't use %(asm_default_spec).
30176 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30177 TARGET_DEFAULT and add MASK_68881.
30178 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30180 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30182 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30183 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30184 MASK_68010 alongside MASK_68020.
30185 * doc/invoke.texi: Document -m68010.
30186 * config/m68k/m68k.opt (m68010): New.
30187 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30189 (TUNE_68010): New macro.
30190 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30191 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30192 (M68K_CPU_m68332): Add MASK_68010.
30193 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30194 fallback definition.
30195 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30197 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30198 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30199 to all entries that use MASK_68020.
30200 (output_move_simode_const, output_move_himode, output_move_qimode)
30201 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30202 instead of TARGET_68020 to select clr behavior. Remove comment
30203 about there being no TARGET_68010.
30204 * config/m68k/m68k.md: Likewise throughout.
30206 2007-01-12 Julian Brown <julian@codesourcery.com>
30208 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30209 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30210 * config/m68k/m68k.md: Likewise.
30212 2007-01-12 Julian Brown <julian@codesourcery.com>
30214 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30215 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30217 2007-01-12 Julian Brown <julian@codesourcery.com>
30219 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30220 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30221 * config/m68k/m68k.md: Likewise.
30223 2007-01-12 Julian Brown <julian@codesourcery.com>
30224 Richard Sandiford <richard@codesourcery.com>
30226 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30227 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30228 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30230 (TARGET_CPU32): Rename to...
30231 (TUNE_CPU32): ...this.
30232 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30233 (TUNE_CFV2): New macros.
30234 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30235 remove conditions that are implied by TARGET_68020.
30236 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30237 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30238 (m68k_output_function_epilogue): Likewise.
30239 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30240 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30241 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30242 non-68000 timings. Refactor multiplication and division costs.
30243 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30244 TUNE_CPU32 instead of TARGET_CPU32.
30245 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30246 and TUNE_68060 instead of TARGET_68060.
30247 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30248 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30250 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30251 && !TARGET_COLDFIRE" to choose between moveq and clr.
30252 Likewise in the unnamed movsf pattern.
30253 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30254 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30257 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30259 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30260 of tabbing before backslashes.
30262 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30264 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30265 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30266 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30268 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30270 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30271 find_interesting_uses_cond.
30272 (find_interesting_uses_cond): Use extract_cond_operands.
30273 (rewrite_use_compare): Use extract_cond_operands and
30274 force_gimple_operand_bsi. Do not call update_stmt.
30275 (determine_use_iv_cost_condition): Use extract_cond_operands.
30276 Return cheaper of using original bound and changing the exit bound.
30278 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30280 PR tree-optimization/29516
30281 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
30282 most_expensive_mult_to_index, addr_to_parts,
30283 create_mem_ref, maybe_fold_tmr): Make the type of
30284 fields of TARGET_MEM_REF sizetype.
30285 (move_fixed_address_to_symbol, move_pointer_to_base):
30287 * tree.def (TARGET_MEM_REF): Add comment on types of
30290 2007-01-11 Joseph Myers <joseph@codesourcery.com>
30292 * c-common.c (vector_types_convertible_p): Treat opaque types as
30293 always convertible if they have the same size, but not otherwise.
30295 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
30297 * ifcvt.c (struct noce_if_info): Add comments to the fields.
30298 Remove the b_unconditional field.
30299 (noce_try_sign_mask): Do not look at b_unconditional.
30300 (noce_process_if_block): Do not use merge_if_blocks. Update
30301 the CFG here. Do not set b_unconditional.
30302 (cond_move_process_if_block): Likewise.
30303 (find_cond_trap): Likewise.
30304 (check_cond_move_block): Require simple jump insns at the end
30305 of the basic block.
30307 2007-01-11 Jan Hubicka <jh@suse.cz>
30309 PR tree-optimization/1046
30310 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
30311 when alias info is not ready.
30312 (pass_tail_recursion): Do not require aliasing.
30313 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
30314 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
30315 * tree-ssa-copy.c (pass_copy_prop): Likewise.
30316 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
30317 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
30318 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
30319 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30321 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30322 When aliasing is not build, mark statement as volatile.
30324 2007-01-11 Tom Tromey <tromey@redhat.com>
30326 PR preprocessor/15185, PR preprocessor/20989:
30327 * doc/cppopts.texi <-MT>: Update description of algorithm for
30328 computing default target.
30329 <-M, -MD>: Reword "basename" text.
30331 2007-01-11 Roger Sayle <roger@eyesopen.com>
30333 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30334 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30335 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30336 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30337 fold_builtin_bswap, real_constp, fold_builtin_pow,
30338 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30339 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30340 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30341 * convert.c (convert_to_pointer): Likewise.
30342 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30343 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30344 const_binop, fold_convert_const_int_from_int,
30345 fold_convert_const_int_from_real,
30346 fold_convert_const_real_from_real, sign_bit_p,
30347 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30348 fold_sign_changed_comparison, fold_unary, fold_comparison,
30349 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30350 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30351 * print-tree.c (print_node_brief, print_node): Likewise.
30352 * stor-layout.c (place_field, layout_type): Likewise.
30353 * tree-chrec.c (keep_cast): Likewise.
30354 * tree.c (build_vector, build_real, build_real_from_int_cst,
30355 build_complex): Likewise.
30357 2007-01-11 Roger Sayle <roger@eyesopen.com>
30359 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30360 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30362 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30364 * configure.ac (strict1_warn): Rename to strict_warn.
30365 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30366 cc_set_by_configure, quoted_cc_set_by_configure,
30367 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30368 all_boot_languages, all_stagestuff): Remove.
30369 (target_list): Remove bootstrap targets.
30370 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30371 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30372 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30373 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30374 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30375 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30376 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30377 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30378 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30379 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30380 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30381 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30382 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30383 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30384 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30385 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30386 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30387 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30388 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30389 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30390 (mostlyclean): Adjust.
30391 (clean, distclean): Don't mention bootstrap stuff.
30392 * configure: Regenerate.
30393 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30394 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30395 treelang/config-lang.in (stagestuff): Remove.
30396 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30397 stageprofile, stagefeedback, stagestuff): Remove mention.
30399 2007-01-11 Nick Clifton <nickc@redhat.com>
30401 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30403 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30404 (mcore_arith_K_S_operand): Run the test for the S constraint not
30405 the test for the M constraint.
30406 (mcore_addsub_operand): Do not accept integer values that are
30407 larger than 32 bits.
30408 * config/mcore/mcore.md: Remove unused constraints from split.
30409 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30410 (addsi3): Likewise.
30411 (allocate_stack): Likewise.
30412 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30413 operands to 32 bits.
30414 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30416 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30417 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30418 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30419 mcore_output_bclri, mcore_output_andn, output_inline_const,
30420 mcore_output_move, mcore_output_movedouble): Likewise.
30421 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30422 (output_inline_const): Likewise.
30423 (output_inline_const): Fix format strings used in sprintf
30425 * config/mcore/mcore-protos.h: Update prototypes for changed
30426 functions in mcore.c.
30427 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30428 HOST_WIDE_INT and not int.
30429 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30430 CONST_OK_FOR_N): Likewise.
30431 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30432 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30435 2007-01-10 Jan Hubicka <jh@suse.cz>
30437 * tree-vrp.c (remove_range_assertions): Release defs.
30438 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30439 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30441 2007-01-10 Paul Brook <paul@codesourcery.com>
30443 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30444 * config/arm/arm.md (mulsi3subsi): New insn.
30446 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30448 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30449 (tree_transform_and_unroll_loop): New.
30450 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30453 2007-01-10 Robert Kennedy <jimbob@google.com>
30455 * fold-const.c (fold_comparison): Fold comparisons like (x *
30456 1000 < 0) to (x < 0).
30458 2007-01-10 Ian Lance Taylor <iant@google.com>
30460 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30461 operands have the same priority.
30463 2007-01-10 Tom Tromey <tromey@redhat.com>
30465 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30466 (fold_binary): Likewise.
30467 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30468 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30469 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30470 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30471 * langhooks.h (struct lang_hooks): Removed field
30472 'can_use_bit_fields_p'.
30474 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30476 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30478 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30480 * function.c (get_last_funcdef_no): New function.
30481 * function.h (get_last_funcdef_no): Declare.
30482 * tree-inline.c (initialize_cfun): Add initialization.
30483 (tree_function_versioning): Cleanup.
30485 2007-01-10 Jan Hubicka <jh@suse.cz>
30487 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30490 2007-01-10 Sa Liu <saliu@de.ibm.com>
30491 Ben Elliston <bje@au.ibm.com>
30493 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30494 for SAVE_NONLOCAL and Pmode for any other save level.
30495 * spu-protos.h (spu_restore_stack_block): Declare.
30496 * spu.md (save_stack_block): Remove.
30497 (restore_stack_block): Call spu_restore_stack_block.
30498 * spu.c (spu_restore_stack_block): New function.
30499 (spu_expand_epilogue): Remove old comment.
30501 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30503 PR tree-optimization/30322
30504 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30505 (cand_value_at): Return the value as aff_tree.
30506 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30507 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30508 aff_combination_mult): New functions.
30509 (aff_combination_add): Use aff_combination_add_cst.
30510 (aff_combination_convert): Allow conversions to a wider type.
30511 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30512 * tree-affine.h (aff_combination_mult): Declare.
30514 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30516 * doc/tm.texi: Update documentation to reflect reality of exec
30517 and start file search behaviours. Update copyright year.
30518 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30519 header file directories.
30521 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30523 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30524 (*cosxf2): Rename to cosxf2_i387.
30525 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30526 using X87MODEF12 mode macro. Rename patterns to
30527 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30529 (*cosdf2, *cossf2): Ditto.
30530 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30531 to match extended input operands.
30532 (sincos<mode>3): New expander.
30533 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30534 insn patterns and corresponding splitters.
30536 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30538 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30539 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30541 2007-01-09 Nicolas Pitre <nico@cam.org>
30544 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30546 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30548 * target.h (struct gcc_target): New field library_rtti_comdat.
30549 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30550 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30551 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30552 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30554 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30556 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30558 2007-01-08 Richard Guenther <rguenther@suse.de>
30560 * tree.h (force_fit_type_double): Export.
30561 (force_fit_type): Remove.
30562 * fold-const.c (force_fit_type_double): New function.
30563 (force_fit_type): Remove.
30564 (int_const_binop): Use it.
30565 (fold_convert_const_int_from_int): Likewise.
30566 (fold_convert_const_int_from_real): Likewise.
30567 (fold_div_compare): Likewise.
30568 (fold_sign_changed_comparison): Likewise.
30569 (fold_unary): Likewise.
30570 (fold_negate_const): Likewise.
30571 (fold_abs_const): Likewise.
30572 (fold_not_const): Likewise.
30573 * c-common.c (shorten_compare): Use force_fit_type_double.
30574 * convert.c (convert_to_pointer): Likewise.
30576 2007-01-08 Richard Guenther <rguenther@suse.de>
30578 * tree.h (build_int_cst_wide_type): Export.
30579 * tree.c (build_int_cst_wide_type): New function.
30580 (build_int_cst_wide): Fix comment.
30581 * builtins.c (fold_builtin_object_size): Use build_int_cst
30582 to build -1 or 0 of the correct type. Use fit_double_type
30583 to check for overflow.
30584 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30586 (decode_field_reference): Likewise.
30587 (all_ones_mask_p): Likewise.
30588 (native_interpret_int): Use build_int_cst_wide_type.
30589 (fold_binary): Use build_int_cst_type to build an all-ones
30591 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30593 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30595 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30597 2007-01-09 Ben Elliston <bje@au.ibm.com>
30599 * genautomata.c (STATS_OPTION): New option.
30600 (stats_flag): New flag.
30601 (gen_automata_option): Handle it.
30602 (initiate_automaton_gen): Ditto.
30603 (write_automata): Output statistics only if stats_flag is
30604 set. Likewise, output time statistics only if time_flag is set.
30605 * doc/md.texi (Processor pipeline description): Document new flag.
30607 2007-01-08 Richard Guenther <rguenther@suse.de>
30609 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30610 * tree.c (build_int_cst_type): Likewise.
30611 (size_in_bytes): Don't call force_fit_type on the result.
30612 (int_fits_type_p): Use fit_double_type.
30613 * fold-const.c (fit_double_type): New function.
30614 (force_fit_type): Use it.
30615 * tree.h (fit_double_type): Export.
30617 2007-01-08 Jan Hubicka <jh@suse.cz>
30619 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30620 * ipa.c (function_and_variable_visibility): Fix return type.
30622 2007-01-08 Richard Guenther <rguenther@suse.de>
30624 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30625 of offset to build the index.
30626 * tree-pretty-print.c (dump_generic_node): Don't build negated
30627 const just for printing.
30628 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30629 * builtins.c (fold_builtin_int_roundingfn): Check if result
30630 fits the type by using force_fit_type and comparing the result.
30631 * predict.c (predict_loops): Use compare_tree_int for comparison.
30632 * tree.c (build_int_cst): Fall back to integer_type_node for
30634 (build_int_cst_wide): Assert type is non-null.
30636 2007-01-08 Roberto Costa <roberto.costa@st.com>
30638 * tree-vrp.c (extract_range_from_cond_expr): New.
30639 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30640 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30642 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30643 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30644 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30645 used as expressions.
30646 * tree-object-size.c (cond_expr_object_size): New.
30647 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30649 2007-01-08 Jan Hubicka <jh@suse.cz>
30651 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30652 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30655 2007-01-08 Richard Guenther <rguenther@suse.de>
30657 PR tree-optimization/23603
30658 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30659 (extract_range_from_binary): Fall back to truthvalue instead of
30660 varying for TRUTH_*_EXPR.
30661 (extract_range_from_comparison): Fall back to truthvalue instead of
30663 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30664 if all visited PHI values were constant.
30666 2007-01-08 Jan Hubicka <jh@suse.cz>
30668 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30669 (cgraph_analyze_function): break out from ...
30670 (cgraph_finalize_compilation_unit): ... here.
30671 (cgraph_expand_function): Remove forgoten commented out line.
30672 (cgraph_optimize): Analyze functions.
30674 2007-01-08 Jan Hubicka <jh@suse.cz>
30676 * tree-pas.h (TODO_remove_function): New flag.
30677 (TODO_update*): Renumber.
30678 (pass_ipa_increase_alignment,
30679 pass_ipa_function_and_variable_visibility): New passes.
30680 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30681 (cgraph_function_and_variable_visibility): Move to ipa.c
30682 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30683 cgraph_increase_alignment.
30684 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30685 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30686 calling tree-inline.
30687 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30688 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30689 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30690 (gate_increase_alignment): New function.
30691 (pass_ipa_increase_alignment): New pass.
30692 * ipa.c: Inline tree-pass.h and timevar.h
30693 (function_and_variable_visibility): Move here from cgraphunit.c
30694 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30695 * passes.c (init_optimization_passes): Add the two new passes.
30696 (execute_todo): Handle cgraph_remove_functions.
30698 2007-01-08 Nick Clifton <nickc@redhat.com>
30700 * config/frv/predicates.md (reg_or_0_operand): Accept
30703 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30705 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30706 * config.gcc: Add bfin*-rtems*.
30708 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30710 * c.opt: Add -flax-vector-conversions.
30711 * c-typeck.c (convert_for_assignment): Pass flag to
30712 vector_types_convertible_p to allow emission of note.
30713 (digest_init): Likewise.
30714 * c-opts.c: Handle -flax-vector-conversions.
30715 * c-common.c (flag_lax_vector_conversions): New.
30716 (vector_types_convertible_p): Unless -flax-vector conversions
30717 has been passed, disallow conversions between vectors with
30718 differing numbers of subparts and/or element types. If such
30719 a conversion is disallowed, possibly emit a note on the first
30720 occasion only to inform the user of -flax-vector-conversions.
30721 The new last argument specifies this.
30722 * c-common.h (flag_lax_vector_conversions): New.
30723 (vector_types_convertible_p): Add extra argument.
30724 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30725 char_type_node for V*QI type vectors.
30726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30727 Update to satisfy new typechecking rules.
30728 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30729 C and C++ variants.
30730 * doc/invoke.texi (C Dialect Options): Document
30731 -flax-vector-conversions.
30733 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30735 PR tree-optimization/29877
30736 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30737 a register variable on the RHS to not be replaceable.
30739 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30740 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30741 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30742 const_simm15, const_pow2, const_npow2): Added.
30743 * config/score/misc.md (insv, extv, extzv, movmemsi,
30744 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30745 * config/score/score.c (score_address_cost, score_select_cc_mode):
30747 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30748 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30749 Update score_print_operand.
30750 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30751 Adjust register allocate order and update some macro define.
30752 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30753 mdx_block_move_straight, mdx_block_move_loop_head,
30754 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30755 mdx_block_move_loop, mdx_block_move): Added.
30756 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30757 mdp_limm): Updated and fix some bug and typo.
30758 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30759 (movsf, movdf, doloop_end): Added.
30761 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30763 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30764 config/arm/thumb2.md: Fix comment typos.
30765 * doc/extend.texi: Fix a typo.
30767 2007-01-07 Eric Christopher <echristo@apple.com>
30769 * configure.ac: Check for __stack_chk_fail for darwin.
30770 * configure: Regenerate.
30772 2007-01-07 Richard Guenther <rguenther@suse.de>
30774 * tree-vrp.c (extract_range_from_assert): CSE calls to
30775 compare_values where possible.
30776 (extract_range_from_unary_expr): Likewise.
30778 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30780 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30781 * config/avr/avr.c (call_insn_operand): Delete function.
30782 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30783 instead of register number. Use predicates.
30784 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30785 call_insn_operand): Add.
30787 2007-01-06 Jan Hubicka <jh@suse.cz>
30789 * tree-pass.h (pass_build_cgraph_edges): Declare.
30790 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30791 (visited_nodes): Remove.
30792 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30793 build_cgrpah_edges; make visited_nodes local.
30794 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30795 (record_references_in_initializer): Move to cgraphbuild.c
30796 (initialize_inline_failed, rebuild_cgraph_edges,
30797 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30798 (verify_cgraph_node): Make visited_nodes local.
30799 (cgraph_analyze_function): Do not call cgraph_create_edges and
30800 initialize_inline_failed.
30801 (cgraph_expand_function): Do not call cgraph_lower_function;
30802 assert that function is already lowered.
30803 * Makefile.in (cgraphbuild.o): New.
30804 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30805 at the end of lowering passes.
30807 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30809 * ifcvt.c (cond_move_convert_if_block): New function, code
30810 factored out from...
30811 (cond_move_process_if_block): ...here. Call the new function
30812 on the THEN and ELSE blocks.
30813 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30814 already takes care of this.
30816 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30819 * tree.h (TREE_OVERFLOW_P): New.
30820 * c-typeck.c (parser_build_unary_op): Warn only if result
30821 overflowed and operands did not.
30822 (parser_build_binary_op): Likewise.
30823 (convert_for_assignment): Remove redundant overflow_warning.
30824 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30826 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30828 * c-typeck.c (store_init_value): Split over two lines to follow
30829 the GNU coding style.
30831 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30833 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30834 __GXX_EXPERIMENTAL_CXX0X__.
30835 * doc/cpp.texi: Same.
30837 2007-01-05 Richard Guenther <rguenther@suse.de>
30839 PR middle-end/27826
30840 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30841 with mismatched types. Instead explicitly build a
30842 conversion NOP_EXPR.
30844 2007-01-05 Ian Lance Taylor <iant@google.com>
30846 * c-common.c (decl_with_nonnull_addr_p): New function.
30847 (c_common_truthvalue_conversion): Call it.
30848 * c-typeck.c (build_binary_op): Likewise.
30849 * c-common.h (decl_with_nonnull_addr_p): Declare.
30851 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30854 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30857 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30859 * doc/install.texi (Final install): Document the fact that
30860 the GNAT runtime should not be stripped.
30862 2007-01-04 Jan Hubicka <jh@suse.cz>
30864 * tree-inline.c (fold_marked_statements): Update operand caches
30865 and EH after folding
30867 2007-01-04 Ian Lance Taylor <iant@google.com>
30869 * c-common.c (check_function_nonnull): Whitespace fix.
30871 2007-01-04 Jan Hubicka <jh@suse.cz>
30873 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30874 comitted older version of patch.
30875 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30876 function, celanup cfg and collect garbage.
30878 2007-01-04 Mike Stump <mrs@apple.com>
30880 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30883 2007-01-04 Eric Christopher <echristo@apple.com>
30885 * libgcc2.c (__bswapsi2): Use SItype.
30886 (__bswapdi2): Use DItype.
30887 * libgcc2.h: Update for above.
30889 2007-01-04 Paul Brook <paul@codesourcery.com>
30891 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30892 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30893 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30894 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30895 umulsi3_highpart): Make conditional on !arm_arch6.
30896 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30897 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30898 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30899 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30900 umulsi3_highpart_v6): New insns.
30902 2007-01-04 Roger Sayle <roger@eyesopen.com>
30904 * fold-const.c (fold_convert): When casting an expression to void,
30905 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30906 have a type. Instead of attempting to build a NOP_EXPR, return
30907 these "special" trees directly.
30909 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30911 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30912 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30913 rs6000_cost->fp not 0 as adjustment for outer NEG.
30915 2007-01-04 Jan Hubicka <jh@suse.cz>
30917 * cgraph.c (cgraph_release_function_body): New function.
30918 (cgraph_remove_node): Use it.
30919 * cgraph.h (cgraph_release_function_body): Declare.
30920 * cgraphunit.c (cgraph_expand_function): Use it.
30921 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30922 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30923 is initialized and while compilation of other function is running.
30924 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30925 statement CFG annotations from here to ...
30926 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30928 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30930 * cfgloop.h (enum li_flags): Make the constants powers of two.
30932 2007-01-04 Jan Hubicka <jh@suse.cz>
30934 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30936 (fold_marked_statements): New function.
30937 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30938 * tree-inline.h (copy_body_data): Add statements_to_fold.
30940 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30942 * config.gcc: Mention libgcc/config.host.
30943 * Makefile.in: Update comments mentioning libgcc.
30944 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30945 (all.cross, start.encap, rest.encap, rest.cross): Update
30946 dependencies for libgcc move.
30947 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30948 (clean-target, clean-target-libgcc): Delete.
30949 (srcdirify, GCC_EXTRA_PARTS): New macros.
30950 (libgcc-support, libgcc.mvars): New rules.
30951 (distclean): Remove mention of mklibgcc.
30952 (install): Don't reference INSTALL_LIBGCC.
30953 (install-common): Don't reference EXTRA_PARTS.
30954 (install-libgcc, install-multilib): Delete rules.
30955 * mklibgcc.in: Delete file.
30956 * doc/configfiles.texi: Don't mention mklibgcc.
30958 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30959 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30960 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30961 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30962 (mklibgcc, ldblspecs): Likewise.
30964 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30965 (posixpre.def): Use $(T).
30966 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30967 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30968 (SHLIB_LINK): Make dummy.
30969 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30971 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30973 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30974 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30975 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30976 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30978 * configure.ac (all_outputs): Remove mklibgcc.
30979 * configure: Regenerated.
30981 2007-01-03 Josh Conner <jconner@apple.com>
30983 PR middle-end/29683
30984 * calls.c (compute_argument_addresses): Set stack and stack_slot
30985 for partial args, too.
30986 (store_one_arg): Use locate.size.constant for the size when
30987 generating a save_area.
30989 2007-01-03 Robert Kennedy <jimbob@google.com>
30991 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30992 whose definitions are deleted due to basic block merging.
30994 2007-01-03 Paul Brook <paul@codesourcery.com>
30997 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30999 (use_return_insn): Return 0 for Thumb interrupt functions.
31000 (print_multi_reg): Add rfe argument for IRQ returns.
31001 (arm_output_epilogue): Pop interrupt return address directly into PC.
31002 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31004 2007-01-03 Paul Brook <paul@codesourcery.com>
31006 Merge from sourcerygxx-4_1.
31007 * config/arm/thumb2.md: New file.
31008 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31010 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31011 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31012 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31013 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31015 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31016 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31018 * config/arm/ieee754-sf.S: Ditto.
31019 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31020 (thumb1_base_register_rtx_p): ... to this.
31021 (thumb_index_register_rtx_p): Rename...
31022 (thumb1_index_register_rtx_p): ... to this.
31023 (thumb_output_function_prologue): Rename...
31024 (thumb1_output_function_prologue): ... to this.
31025 (thumb_legitimate_address_p): Rename...
31026 (thumb1_legitimate_address_p): ... to this.
31027 (thumb_rtx_costs): Rename...
31028 (thumb1_rtx_costs): ... to this.
31029 (thumb_compute_save_reg_mask): Rename...
31030 (thumb1_compute_save_reg_mask): ... to this.
31031 (thumb_final_prescan_insn): Rename...
31032 (thumb1_final_prescan_insn): ... to this.
31033 (thumb_expand_epilogue): Rename...
31034 (thumb1_expand_epilogue): ... to this.
31035 (arm_unwind_emit_stm): Rename...
31036 (arm_unwind_emit_sequence): ... to this.
31037 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31038 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31039 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31040 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31041 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31042 thumb2_output_casesi): New functions.
31043 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31044 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31045 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31046 THUMB2_WORK_REGS): Define.
31047 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31048 arm_condexec_mask, arm_condexec_masklen)): New variables.
31049 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31050 (arm_override_options): Check new CPU capabilities.
31051 Set new architecture flag variables.
31052 (arm_isr_value): Handle v7m interrupt functions.
31053 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31055 (const_ok_for_arm): Handle Thumb-2 constants.
31056 (arm_gen_constant): Ditto. Use movw when available.
31057 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31059 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31060 (thumb_find_work_register, arm_load_pic_register,
31061 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31062 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31063 print_multi_reg, output_mov_long_double_fpa_from_arm,
31064 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31065 output_mov_double_fpa_from_arm, output_move_double,
31066 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31067 output_return_instruction, arm_output_function_prologue,
31068 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31069 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31070 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31071 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31072 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31073 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31075 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31076 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31077 (arm_file_start): Output directive for unified syntax.
31078 (arm_unwind_emit_set): Handle stack alignment instruction.
31079 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31080 Add v6t2, v7, v7a, v7r and v7m.
31081 (RETLDM): Add Thumb-2 code.
31082 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31083 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31084 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31085 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31086 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31087 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31088 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31089 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31090 ADJUST_INSN_LENGTH): Define.
31091 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31092 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31093 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31094 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31095 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31096 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31097 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31098 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31099 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31100 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31101 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31102 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31103 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31104 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31105 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31106 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31107 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31109 * config/arm/arm-tune.md: Regenerate.
31110 * config/arm/arm-protos.h: Update prototypes.
31111 * config/arm/vfp.md: Enable patterns for Thumb-2.
31112 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31113 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31114 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31115 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31116 * config/arm/libunwind.S: Add Thumb-2 code.
31117 * config/arm/constraints.md: Update include Thumb-2.
31118 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31119 * config/arm/ieee754-df.S: Ditto.
31120 * config/arm/bpabi.S: Ditto.
31121 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31122 * config/arm/predicates.md (low_register_operand,
31123 low_reg_or_int_operand, thumb_16bit_operator): New.
31124 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31125 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31126 * config/arm/t-arm-elf: Add armv7 multilib.
31127 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31129 (UNSPEC_STACK_ALIGN, ce_count): New.
31130 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31131 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31133 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31134 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31135 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31136 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31137 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31138 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31140 * doc/extend.texi: Document ARMv7-M interrupt functions.
31141 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31143 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31145 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31146 (struct _Unwind_Context): Rename args_size to flags, remove
31147 signal_frame field, add a new args_size field and version field.
31148 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31149 _Unwind_IsExtendedContext): New inline functions.
31150 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31151 Assume by_value array is only present if _Unwind_IsExtendedContext.
31152 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31153 _Unwind_IsSignalFrame.
31154 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31155 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31156 (uw_init_context_1): Initialize context->flags to
31157 EXTENDED_CONTEXT_BIT.
31158 * config/rs6000/linux-unwind.h (frob_update_context): Use
31159 _Unwind_SetSignalFrame.
31161 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31163 PR middle-end/30353
31164 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31165 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31168 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31170 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31171 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31172 RET, AT_SP): Remove.
31173 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31176 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31177 * cfgbuild.c (find_basic_blocks): Likewise.
31178 * cfgrtl.c (rtl_create_basic_block): Likewise.
31179 * function.c (temp_slots_at_level): Likewise.
31180 * reg-stack.c (stack_regs_mentioned): Likewise.
31181 * regclass.c (allocate_reg_info): Likewise.
31182 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31183 set_bb_for_stmt, move_block_to_fn): Likewise.
31184 * tree-complex.c (tree_lower_complex): Likewise.
31185 * vec.h (VEC_safe_grow_cleared): New.
31187 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31189 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31191 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31192 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31194 * cfgloopmanip.c (scale_loop_frequencies): Export.
31195 (loopify): Scale the frequencies by prescribed coefficients.
31196 (set_zero_probability): New function.
31197 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31198 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31199 and frequencies according to arguments.
31200 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31202 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31203 * modulo-sched.c (sms_schedule): Set probabilities for entering
31204 versioned loop correctly.
31205 * tree-vect-transform.c (vect_transform_loop): Ditto.
31206 * cfgloop.h (loopify, loop_version): Declaration changed.
31207 (scale_loop_frequencies): Declared.
31209 2007-01-02 Jan Hubicka <jh@suse.cz>
31211 * cgraph.c: Include tree-flow.h
31212 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31213 early_local_passes.
31214 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31215 * tree-pass.h (pass_all_early_optimizations): Declare.
31216 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31217 early_local_passes.
31218 (cgraph_analyze_function): Do early_local_passes.
31219 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31220 Do not add referenced vars.
31221 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31223 (gate_all_early_local_passes): New gate.
31224 (pass_early_local_passes): Use new gate.
31225 (execute_early_local_optimizations): New functions.
31226 (gate_all_early_optimizations): New gate.
31227 (pass_all_early_optimizations): New pass.
31228 (execute_free_datastructures): Free SSA only when initialized.
31229 (gate_init_datastructures): Init only when optimizing.
31230 (tree_lowering_passes): Do early local passes when called late.
31231 * tree-profile.c (do_tree_profiling): Don't profile functions added
31233 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31234 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31236 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31237 during early_local_passes.
31238 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31241 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31243 * Makefile.in: Update copyright year.
31245 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31247 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31248 in $(lang_checks) and check-consistency targets.
31250 2007-01-02 Jan Hubicka <jh@suse.cz>
31252 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31253 Do not add referenced vars.
31254 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31256 * passes.c (init_optimization_passes): Put mudflap_2 after
31257 free_datastructures.
31259 2007-01-02 Jan Hubicka <jh@suse.cz>
31261 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31262 Set NOTHROW flag on call statements proved to be nothrow.
31263 Update statement of local calls so new pure/const functions are
31264 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31266 (tree_rest_of_compilation): Register hooks and initialize bitmap
31267 early. Do not set after_inlining flag.
31269 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31271 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31272 HOST_BITS_PER_LONGLONG
31274 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31277 * c-typeck.c (store_init_value): Don't emit pedantic overflow
31278 warning for non-static initializers.
31280 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
31282 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
31283 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
31284 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
31285 Always use set_unique_reg_note to add REG_EQUAL notes.
31287 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31290 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31292 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31293 * cfgbuild.c (find_basic_blocks): Likewise.
31294 * cfgrtl.c (rtl_create_basic_block): Likewise.
31295 * function.c (temp_slots_at_level): Likewise.
31296 * reg-stack.c (stack_regs_mentioned): Likewise.
31297 * regclass.c (allocate_reg_info): Likewise.
31298 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31299 set_bb_for_stmt, move_block_to_fn): Likewise.
31300 * tree-complex.c (tree_lower_complex): Likewise.
31301 * vec.h (VEC_safe_grow_cleared): New.
31303 2007-01-02 Ian Lance Taylor <iant@google.com>
31305 * c-common.c (c_common_truthvalue_conversion): When warning about
31306 using an assignment as a truth value, set TREE_NO_WARNING.
31308 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31311 * c.opt (Wold-style-declaration): New.
31312 * doc/invoke.texi (C-only Warning Options): New.
31313 (Wold-style-declaration): Document it.
31314 (Wextra): Enabled by -Wextra.
31315 * c-opts.c (c_common_post_options): Enabled by -Wextra.
31316 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
31317 -Wold-style-declaration.
31319 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31321 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31322 * cfgbuild.c (find_basic_blocks): Likewise.
31323 * cfgrtl.c (rtl_create_basic_block): Likewise.
31324 * function.c (temp_slots_at_level): Likewise.
31325 * reg-stack.c (stack_regs_mentioned): Likewise.
31326 * regclass.c (allocate_reg_info): Likewise.
31327 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31328 set_bb_for_stmt, move_block_to_fn): Likewise.
31329 * tree-complex.c (tree_lower_complex): Likewise.
31330 * vec.h (VEC_safe_grow_cleared): New.
31332 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31334 * c-common.c (c_common_nodes_and_builtins): Since variants of
31335 void_type_node get built before it is given a name, we need to
31336 give those variants the name, too.
31337 (complete_array_type): We need to work with the canonical main
31338 type of the array, from which we will build the qualified version.
31339 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31340 * print-tree.c (print_node): Display canonical type information
31342 * stor-layout.c (layout_type): When we don't know the
31343 alignment of a type for which we're building an array, we end up
31344 guessing wrong, so make the type require structural equality.
31345 * tree.c (make_node_stat): When we build a new type, it is its
31346 own canonical type.
31347 (build_type_attribute_qual_variant): When building an attribute
31348 variant, its canonical type is the non-attribute variant. However,
31349 if the attributes are target-dependent and they differ, we need to
31350 use structural equality checks for this type.
31351 (build_qualified_type): A qualified type is not equivalent to its
31352 unqualified variant; set the canonical type appropriately.
31353 (build_distinct_type_copy): When building a distinct type from
31354 another type, the new type is its own canonical type.
31355 (build_variant_type_copy): When building a new type variant, we
31356 assume that it is equivalent to the original type.
31357 (build_pointer_type_for_mode): When building a pointer type, also
31358 build a canonical type pointer.
31359 (build_reference_type_for_mode): When building a reference type,
31360 also build a canonical type reference.
31361 (build_index_type): When we can't hash an index type (e.g.,
31362 because its maximum value is negative), the index type requires
31363 structural equality tests.
31364 (build_array_type): Build the canonical form of an array type.
31365 (build_function_type): Function types require structural equality,
31366 because they contain default arguments, attributes, etc.
31367 (build_method_type_directly): Ditto for method types.
31368 (build_offset_type): Build the canonical offset type.
31369 (build_complex_type): Build the canonical vector type.
31370 (make_vector_type): Build the canonical vector type.
31371 * tree.h (TYPE_CANONICAL): New.
31372 (TYPE_STRUCTURAL_EQUALITY_P): New.
31373 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31374 (struct tree_type): Added "canonical" field.
31375 * params.h (VERIFY_CANONICAL_TYPES): New.
31376 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31377 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31378 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31379 * doc/invoke.texi (verify-canonical-types): Document --param
31380 parameter for verifying canonical types.
31382 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31384 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31385 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31386 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31387 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31389 * config/rs6000/e500.h: New.
31390 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31391 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31393 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31394 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31395 TARGET_E500_DOUBLE): Remove.
31396 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31397 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31398 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31399 * config/rs6000/rs6000.c (rs6000_override_options): Use
31400 CHECK_E500_OPTIONS.
31402 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31404 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31405 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31406 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31407 rs6000_emit_cmove): Don't check TARGET_E500.
31408 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31409 sordered): Don't check TARGET_E500.
31411 2007-01-01 Eric Christopher <echristo@apple.com>
31413 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31414 HARD_REGISTER_NUM_P.
31416 2007-01-01 Roger Sayle <roger@eyesopen.com>
31418 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31419 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31420 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31423 2007-01-01 Mike Stump <mrs@apple.com>
31425 * configure.ac: Remove support for building with Apple's gcc-3.1.
31427 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31429 PR middle-end/30311
31430 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31431 REG is a hard register. Do not modify REG before calling
31433 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31434 multiple of the size of YMODE for certain lowpart cases.
31436 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31438 PR middle-end/30253
31439 * gimplify (voidify_wrapper_expr): Update for
31440 GIMPLE_MODIFY_STMT.
31442 2007-01-01 Andreas Schwab <schwab@suse.de>
31445 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31446 save of BR0 in extra_spill_size instead of spill_size.
31447 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31449 (ia64_expand_epilogue): Restore BR0 from its new location.
31451 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31453 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31454 Use a temporary variable if the left hand side is not a gimple
31457 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31459 * gimplify.c (gimplify_return_expr): Make the temporary variable
31460 for the return expression, a gimple register variable.
31462 2007-01-01 Jan Hubicka <jh@suse.cz>
31464 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31467 2007-01-01 Mike Stump <mrs@apple.com>
31469 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31471 * config/darwin.c (machopic_select_rtx_section): Use
31472 HAVE_GAS_LITERAL16.
31473 (darwin_mergeable_constant_section): Likewise.
31474 * configure: Regenerate.
31475 * config.in: Regenerate.
31477 2007-01-01 Jan Hubicka <jh@suse.cz>
31478 Andrew Pinski <pinskia@gmail.com>
31480 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31481 before starting IPA passes.