1 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.c (store_reg): Revise generation of frame notes in large frames.
4 (set_reg_plus_d): Likewise.
6 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
8 PR tree-optimization/24709
9 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
12 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
15 and duplicate declaration of pthread_self.
17 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
18 Ian Lance Taylor <ian@airs.com>
21 * calls.c (expand_call): If TARGET is a MEM and some part of the
22 argument area has been saved, force TARGET to a register.
24 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
26 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
29 2005-11-13 Jason Merrill <jason@redhat.com>
32 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
33 lazily declared methods.
34 (force_decl_die): Stop if forcing out the context already make a
36 (force_type_die): Likewise.
38 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
41 * builtins.c (integer_valued_real_p): Add break in
42 REAL_CST having TREE_OVERFLOW set.
44 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
46 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
47 addressing modes during calculation of costs.
49 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
51 * function.c (assign_stack_local_1): Restrict sanity check
52 on frame size overflow to 32-bit and above platforms.
54 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
56 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
57 * config/cris/cris.c: Include reload.h.
58 (cris_initial_elimination_offset): New function.
59 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
62 2005-11-12 Richard Guenther <rguenther@suse.de>
64 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
66 2005-11-12 Jan Hubicka <jh@suse.cz>
68 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
69 to compare against 0 when possible.
71 2005-11-12 Jie Zhang <jie.zhang@analog.com>
73 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
74 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
75 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
76 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
79 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
81 * recog.c (constrain_operands) <case 'g'>: For a match, require
82 that a non-register matches general_operand when strict >= 0.
84 2005-11-11 Steven Bosscher <stevenb@suse.de>
86 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
89 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
91 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
92 (memory_address_same): New.
93 (dse_optimize_stmt): Call memory_address_same.
95 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
98 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
99 ZERO_EXTEND>: New cases.
101 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
103 * longlong.h (__clz_tab): Always provide.
105 2005-11-11 Steven Bosscher <stevenb@suse.de>
108 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
110 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
111 before check_maybe_invariant.
112 (move_invariant_reg): Use gen_move_insn instead of replacing
113 SET_DEST with the temporary for the invariant.
114 (move_loop_invariants): If checking is enabled, do internal
115 consistency checks after completing the pass.
117 2005-11-11 David Edelsohn <edelsohn@gnu.org>
120 * common.opt (Wvolatile-register-var): New.
121 * varasm.c (make_decl_rtl): Only emit warning when option
122 specified. Clarify warning message.
123 * doc/invoke.texi (Wvolatile-register-var): Document new option.
125 * doc/md.texi (copysign): Document standard named pattern.
127 2005-11-11 Jie Zhang <jie.zhang@analog.com>
129 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
130 bytes when align is 2.
131 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
132 by the first instruction of the loop.
134 2005-11-11 Jason Merrill <jason@redhat.com>
137 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
140 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
142 PR rtl-optimization/22509
143 * local-alloc.c (memref_used_between_p): Check whether a function call
144 could not reference the memref.
146 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
148 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
149 algorithm so as to choose the best, not the worst, alternative.
150 Reset accumulated register class before processing next alternative.
152 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
155 * calls.c (expand_call): Copy a return value to a plain register
158 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
161 * varasm.c (assemble_name): Recompute name only for transparent
164 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
166 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
168 2005-11-04 Jeff Law <law@redhat.com>
171 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
172 perform reassociation if the parent statement will not die as
173 a result of the optimization.
175 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
177 * tree-ssa-alias.c (compute_may_aliases): Remove call to
178 delete_old_heap_vars.
179 * tree-dfa.c (referenced_var_remove): Remove function.
180 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
181 (delete_tree_ssa): Remove call to delete_old_heapvars.
182 Add call to delete_alias_heapvars.
183 * tree-flow.h (referenced_var_remove): Remove prototype
184 (init_alias_heapvars): New prototype.
185 (delete_alias_heapvars): Ditto.
186 * Makefile.in (tree-ssa-structalias.o): Add
187 gt-tree-ssa-structalias.o
188 (GTFILES): Add tree-ssa-structalias.h and
189 tree-ssa-structalias.c.
190 (s-gtype): Add gt-tree-ssa-structalias.h.
191 * tree-ssa-structalias.c (heapvars): Remove.
192 (oldheapvars): Remove.
193 (heapvar_for_stmt): New variable.
194 (heapvar_lookup): New function.
195 (heapvar_insert): Ditto.
196 (get_constraint_for): See if we have an old heapvar
198 (init_alias_heapvars): New function.
199 (delete_alias_heapvars): Ditto.
200 Add include of gt-tree-ssa-structalias.h.
202 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
205 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
207 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
209 * tree.c (int_fits_type_p): Only look at the base type
210 if it has the same precision as the original type.
212 2005-11-10 Jakub Jelinek <jakub@redhat.com>
215 * varasm.c (assemble_alias): Use %q+D in the error
216 message instead of %J and %qD.
218 2005-11-10 Richard Guenther <rguenther@suse.de>
220 * gcse.c (free_ldst_entry): Only free hashtable if
223 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
225 * function.c (assign_stack_local_1): Issue an error message if
226 the frame size overflows in the signed target arithmetics.
228 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
230 * tree.c (build_qualified_type): Chain the new type to the original
231 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
232 a POINTER_TYPE or a REFERENCE_TYPE respectively.
233 (build_pointer_type_for_mode): Only return unqualified types.
234 (build_reference_type_for_mode): Likewise.
236 2005-11-09 Jakub Jelinek <jakub@redhat.com>
238 * Makefile.in (gnucompare): Do comparison of all files using one of
239 the chosen methods and only afterwards decide if just warning should
240 be issued or comparison failure raised.
242 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
244 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
245 (noce_try_abs): Negate if the comparison is reversed.
246 Look only one instruction backwards for a REG_EQUAL note.
248 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
251 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
252 gthr-tpf.h: Define __gthrw. For all identifiers that might
253 be weak, introduce weakrefs or non-weak aliases with __gthrw,
254 and prefix all uses with __ghtrw.
256 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
259 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
260 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
261 * c-common.c (handle_weakref_attribute): New.
262 (c_common_attribute_table): Add weakref.
263 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
265 * configure, config.in: Rebuilt.
266 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
267 * doc/extend.texi: Document weakref attribute.
268 * varasm.c (ultimate_transparent_alias_target): New
269 (assemble_name): Use it.
270 (weak_finish_1): Split out of...
271 (weak_finish): ... and deal with weakrefs in...
272 (weakref_targets): ... new list.
273 (globalize_decl): Clean up weakref_targets.
274 (do_assemble_alias): Handle weakrefs.
275 (finish_aliases_1): Do not reject weakrefs to external symbols.
276 (assemble_alias): Handle weakrefs.
278 2005-11-09 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/24716
281 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
282 t_bool to track results from follow_ssa_edge.
284 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
286 * final.c (force_source_line): New global variable.
287 (final_scan_insn): Set it to true instead of clearing last_filename.
288 (notice_source_line): Return true if force_source_line is true,
289 unless source info is absent.
291 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
294 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
295 a linkage name for a variable if it a register variable.
296 * c-decl.c (grokdeclarator): Global register variables
297 should be set as PUBLIC.
299 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
302 * config/s390/s390.c (struct s390_frame_layout): New fields
303 first_save_gpr_slot and last_save_gpr_slot.
304 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
305 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
306 first_save_gpr and last_save_gpr with the _slot variants.
307 (s390_register_info): Calculate first_save_gpr_slot and
308 last_save_gpr_slot using regs_ever_live.
310 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
313 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
314 for a function containing a landing pad.
316 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
319 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
322 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
324 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
325 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
327 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
330 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
332 (call,load,store): New insn types.
333 (mem_access, branch_access): Adjust reservation conditions.
334 (define_delay): Adjust condition.
335 (decrement_and_branch_until_zero): Allow for ms2. Set branch
337 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
338 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
340 (call_internal, call_value_internal, return_internal,
341 return_interrupt_internal, eh_return_internal, indirect_jump,
342 tablejump): Set call insn type.
343 (blockage, ei, di): Use appropriate unspec const.
344 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
345 (ms1_get_attr_type): Adjust to give load & store types.
346 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
347 backwards past a barrier.
348 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
350 (struct branch_info, struct label_info): New.
352 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
353 (ms1_machine_reorg): New.
354 (TARGET_MACHINE_DEPENDENT_REORG): Override.
355 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
356 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
357 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
360 2005-11-09 Per Bothner <per@bothner.com>
361 Uros Bizjak <uros@kss-loka.si>
364 * toplev.c (process_options): Initialize debug_hooks early
365 in case lang_hooks.post_options ends up calling a debug_hook.
367 2005-11-08 Jakub Jelinek <jakub@redhat.com>
369 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
370 DBX_REGISTER_NUMBER being contiguous.
372 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
373 Diego Novillo <dnovillo@redhat.com>
376 * tree-vrp.c (register_edge_assert_for): Do not register
377 always-false predicates.
379 2005-11-08 Devang Patel <dpatel@apple.com>
381 PR tree-optimization/23115
382 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
385 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
387 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
390 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
392 Fix PR tree-optimization/23382
394 * tree-ssa-alias.c (compute_may_aliases): Call
395 delete_old_heap_vars.
396 * tree-dfa.c (referenced_var_remove): New function.
397 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
398 * tree-flow.h (referenced_var_remove): Add prototype.
399 (delete_old_heap_vars): Ditto.
400 * tree-ssa-structalias.c (heapvars): New variable.
401 (oldheapvars): Ditto.
402 (get_constraint_for): Put heap vars on heapvars list.
403 (delete_old_heap_vars): New function.
405 2005-11-08 Jason Merrill <jason@redhat.com>
407 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
409 2005-11-08 Uros Bizjak <uros@kss-loka.si>
412 * reg-stack.c (reg_to_stack): Update register liveness also
413 for flag_sched2_use_traces.
415 2005-11-08 Alan Modra <amodra@bigpond.net.au>
418 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
419 override prior explicit -mno-powerpc-gfxopt.
421 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
423 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
424 if the bitsize is zero.
425 * doc/md.texi (Standard Pattern Names): Document it.
427 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
428 (TARGET_PASS_BY_REFERENCE): Likewise.
430 2005-11-07 Ian Lance Taylor <ian@airs.com>
432 PR rtl-optimization/24683
433 * config/i386/i386.c (legitimize_pic_address): If constant operand
434 to PLUS is too large, put it in a register.
436 2005-11-07 Jie Zhang <jie.zhang@analog.com>
438 * configure.ac: Enable checking assembler dwarf2 support for bfin
440 * configure: Regenerate.
442 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
446 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
447 gen_easy_vector_constant_add_self): Delete.
448 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
450 (output_vec_const_move): Use gen_easy_altivec_constant.
451 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
452 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
453 (easy_vector_constant_add_self): Rewritten.
454 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
455 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
456 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
457 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
458 Macroize and adjust for the other changes.
460 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
464 * c-typeck.c (build_c_cast): Try using a shared constant, and see
465 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
467 2005-11-07 Jakub Jelinek <jakub@redhat.com>
469 PR rtl-optimization/23567
470 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
471 (noce_process_if_block): Don't do any optimizations except
472 if (cond) x = x; if !set_b and write into orig_x may trap
473 or fault. Remove the MEM_READONLY_P check.
475 2005-11-06 Diego Novillo <dnovillo@redhat.com>
478 * tree-vrp.c (fix_equivalence_set): New.
479 (extract_range_from_assert): Call it.
481 2005-11-05 Ian Lance Taylor <ian@airs.com>
484 * combine.c (apply_distributive_law): Don't distribute across a
487 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
489 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
490 config/ms1/ms1.h, config/rs6000/predicates.md,
491 config/s390/s390.c, params.def, postreload-gcse.c,
492 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
493 tree-vrp.c, tree.c: Fix comment typos.
494 * doc/invoke.texi: Fix typos.
496 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
498 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
499 for testing whether the data_dependence_relation contains distance
500 vectors. Iterate over all distance vectors of the ddr.
501 * lambda.h: Define a vec of lambda_vector pointers.
502 * tree-data-ref.c (dump_data_dependence_relation,
503 dump_data_dependence_direction): Iterate over all distance and
504 direction vectors of the ddr.
505 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
507 (build_classic_dist_vector, build_classic_dir_vector): Push a set
508 of distance/direction vectors instead of a single one.
509 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
510 lambda_vectors with a vec of lambda_vectors.
511 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
512 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
513 DDR_NUM_DIST_VECTS): New.
514 * tree-loop-linear.c (gather_interchange_stats): Test for the
515 existence of distance vectors only after having checked that there
516 is a dependence. Iterate over all distance vectors of the ddr.
517 (linear_transform_loops): Use dump_data_dependence_relation.
518 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
519 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
520 distance vectors of the ddr.
522 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
524 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
525 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
526 IS_INTHANDLER; all callers changed.
527 (n_regs_saved_by_prologue): Take interrupt handler attributes into
529 (do_link, do_unlink): New argument ALL; all callers changed.
530 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
531 If function isn't leaf, save and restore all registers.
532 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
535 2005-11-05 Jan Hubicka <jh@suse.cz>
537 PR rtl-optimization/23490
538 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
539 max-flow-memory-location): Document.
540 * flow.c: Include params.h
541 (MAX_MEM_SET_LIST_LEN): Kill.
542 (add_to_mem_set_list): Use new param.
543 * cse.c (cse_basic_block): Replace 1000 by new param.
544 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
545 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
546 * predict.c (predict_loops): Use new param.
547 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
549 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
550 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
551 Do not hold memory returned by cgraph_node_name across other call.
553 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
556 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
559 2005-11-04 Jeff Law <law@redhat.com>
562 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
563 * tree-ssa-dom.c: Include params.h.
564 (thread_across_edge): If there are too many statements in the
565 target block, then do not thread through it.
566 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
567 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
569 2005-11-03 Diego Novillo <dnovillo@redhat.com>
572 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
573 TODO_update_ssa instead of TODO_update_ssa_no_phi.
575 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
578 * tree-scalar-evolution.c (instantiate_parameters_1,
579 instantiate_parameters, resolve_mixers): Compute the size of an
580 expression to be instantiated and give up the instantiation if the
581 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
583 2005-11-04 Richard Guenther <rguenther@suse.de>
585 * tree-flow.h (ref_contains_indirect_ref): Rename to
586 array_ref_contains_indirect_ref.
587 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
588 (array_ref_contains_indirect_ref): Make comment match the code
590 (ref_contains_array_ref): Likewise.
591 * tree-ssa-structalias.c (find_func_aliases): Remove call to
592 ref_contains_indirect_ref.
593 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
594 Rename calls to ref_contains_indirect_ref.
596 2005-11-04 Paul Brook <paul@codesourcery.com>
598 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
599 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
600 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
601 * config/arm/arm.md: Use match_operand in peephole input templates
602 and match_dup in peephole output templates.
604 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
606 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
609 2005-11-04 Mark Mitchell <mark@codesourcery.com>
610 Daniel Jacobowitz <dan@codesourcery.com>
612 * longlong.h (add_ssaaaa): Clobber condition code register
614 (sub_ddmmss): Likewise.
615 (umul_ppmm): Likewise.
617 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
618 Paul Brook <paul@codesourcery.com>
619 Phil Blundell <pb@reciva.com>
621 * configure.ac: Add test for ARM TLS support.
622 * configure: Regenerated.
623 * config/arm/arm-protos.h (legitimize_tls_address)
624 (arm_tls_referenced_p, tls_mentioned_p)
625 (arm_output_addr_const_extra): New prototypes.
626 (thumb_legitimize_pic_address): Delete.
627 * config/arm/arm.c: Include "gt-arm.h".
628 (enum tls_reloc): New.
629 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
630 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
631 (arm_call_tls_get_addr, legitimize_tls_address)
632 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
633 (arm_init_tls_builtins, arm_emit_tls_decoration)
634 (arm_output_addr_const_extra): New functions.
635 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
636 (TARGET_HAVE_TLS): Define.
637 (target_thread_pointer): New.
638 (arm_override_options): Handle -mtp=.
639 (legitimize_pic_address): Ignore UNSPECs.
640 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
642 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
643 (tls_get_addr_libfunc): New variable.
644 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
645 (arm_init_builtins): Call arm_init_tls_builtins.
646 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
647 (arm_encode_section_info): Call default_encode_section_info.
648 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
649 (enum arm_tp_type): New.
650 (target_thread_pointer): Add declaration.
651 (LEGITIMATE_CONSTANT_P): Handle TLS.
652 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
653 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
654 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
655 * config/arm/arm.md: Add UNSPEC_TLS.
657 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
659 (tls_load_dot_plus_eight): New insn and a peephole to create it.
660 (load_tp_hard, load_tp_soft): New insns.
661 * arm.opt: Add -mtp=.
662 * doc/invoke.texi (ARM Options): Document -mtp.
664 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
666 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
667 * config/arm/libunwind.S: Include "lib1funcs.asm".
668 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
669 (LIB2ADDEH): Add libunwind.S.
670 (LIB2ADDEHDEP): Add lib1funcs.asm.
671 * mklibgcc.in: Handle asm files in libgcc_eh.a.
673 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
676 * gcc/c.opt: Add a -lang-fortran option.
677 * gcc/c-opts.c: Add a lang_fortran flag.
678 (c_common_init_options): Handling the -lang-fortran option.
679 (c_common_handle_option): Add a case for Fortran options in
680 preprocessing. Remove cases for -ffixed-form and
681 -ffixed-line-length. Add a case for -lang-fortran.
683 2005-11-03 David Edelsohn <edelsohn@gnu.org>
685 * config/rs6000/rs6000.c: Include params.h
686 (optimization_options): Set max-grow-copy-bb-insns default to 16.
687 (bdesc_2arg): Delete vpkuhss and vpkuwss.
688 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
689 (UNSPEC_VPKUWSS): Delete.
690 (altivec_vpkuhss): Delete.
691 (altivec_vpkuwss): Delete.
692 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
694 (neg_eq0<mode>): Remove final condition.
695 (neg_eq<mode>): Remove condition and split-condition.
697 2005-11-04 Alan Modra <amodra@bigpond.net.au>
699 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
700 Use associated print macros.
702 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
705 * diagnostic.c (diagnostic_set_info_translated): New function.
706 (diagnostic_set_info): Use it. Add comment.
707 * diagnostic.h (diagnostic_set_info_translated): Declare.
709 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
711 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
712 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
713 reference only if 'public' is true.
714 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
715 emit the .hidden directive only if the indirect reference is public.
716 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
717 Pass it to dw2_force_const_mem.
718 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
719 * dwarf2out.c (output_cfi): Adjust calls to above function.
720 (output_call_frame_info): Likewise.
721 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
722 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
724 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
726 PR tree-optimization/24483
727 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
728 field to elts if possible.
730 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
733 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
736 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
738 Fix PR tree-optimization/24351
740 * tree-ssa-structalias.c (struct variable_info): Add
742 (get_varinfo_fc): New function to follow collapsing.
743 (new_var_info): Set collapsed_to to NULL.
744 (dump_constraint): Follow collapsing.
745 (build_constraint_graph): Handle collapsing.
746 (do_simple_structure_copy): Return false if something bad
748 (collapse_rest_of_var): New function.
749 (do_structure_copy): Collapse if do_simple_structure_copy returns
752 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
755 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
756 expressions to a statement list instead of gimplifying them.
758 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
760 PR rtl-optimization/23585
761 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
762 that can't trap plus a constant integer, if the mode has zero size.
764 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
767 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
769 ("*insv<mode>_reg_extimm"): Likewise.
771 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
774 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
775 c_common_type_for_mode returns an unnamed type.
777 2005-11-02 Richard Henderson <rth@redhat.com>
781 * dwarf2out.c (dwarf2out_reg_save_reg): New.
782 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
783 * function.c (assign_parms): Use calls.internal_arg_pointer.
784 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
786 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
787 (TARGET_CALLS): Add it.
788 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
789 * targhooks.c (default_internal_arg_pointer): New.
790 * targhooks.h (default_internal_arg_pointer): Declare.
791 * tree.h (dwarf2out_reg_save_reg): Declare.
792 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
793 * config/i386/i386.c (dbx_register_map): Add return column.
794 (dbx64_register_map, svr4_dbx_register_map): Likewise.
795 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
796 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
797 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
798 (ix86_save_reg): Save force_align_arg_pointer.
799 (ix86_emit_save_regs): Make regno unsigned.
800 (ix86_emit_save_regs_using_mov): Likewise.
801 (ix86_expand_prologue): Handle force_align_arg_pointer.
802 (ix86_expand_epilogue): Likewise.
803 * config/i386/i386.h: (dbx_register_map): Update.
804 (dbx64_register_map, svr4_dbx_register_map): Update.
805 (struct machine_function): Add force_align_arg_pointer.
806 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
807 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
808 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
810 2005-11-02 Jan Hubicka <jh@suse.cz>
813 * i386.md: Add peep2 for simplyfing array accesses.
815 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
818 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
819 * config/s390/s390.c (s390_decompose_shift_count): New function.
820 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
821 (print_shift_count_operand): Use s390_decompose_shift_count.
822 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
823 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
825 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
828 * loop.c (loop_givs_rescan): Use force_operand to expand
831 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
834 * fold-const.c (build_range_check): Use unsigned when signed
835 overflow is undefined also. If etype is subtype, make sure that
836 the subtraction is in the supertype.
838 2005-11-02 Richard Henderson <rth@redhat.com>
841 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
844 2005-11-01 Richard Henderson <rth@redhat.com>
847 * loop.c (scan_loop): Do not propagate computations to a hard
848 register destination with SMALL_REGISTER_CLASSES.
850 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
852 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
853 costs for MULT inside PLUS or MINUS.
855 2005-11-01 Bob Wilson <bob.wilson@acm.org>
857 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
858 (TRAMPOLINE_SIZE): Round up to 60.
859 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
861 2005-10-31 James E. Wilson <wilson@specifix.com>
864 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
865 ifdef. Put ifdefs around call in gen_subprogram_die.
866 (compute_frame_pointer_to_cfa_displacement): Likewise.
867 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
870 PR rtl-optimization/17356
871 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
872 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
874 2005-10-31 Jan Hubicka <jh@suse.cz>
877 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
880 * i386.c (legitimize_pic_address): Deal with large immediates.
883 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
884 from symbol names while computing checkup.
887 * predict.c (predict_loops): Do not estimate more than
888 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
889 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
891 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
893 PR tree-optimization/19097
894 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
896 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
898 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
900 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
903 * tree-inline.c (setup_one_parameter): If the init_stmt
904 is NULL, don't insert the statement.
906 2005-10-30 Jan Hubicka <jh@suse.cz>
908 PR tree-optimization/24172
909 * tree-inline.c (copy_body_r): Unshare the substituted value first.
911 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
913 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
914 constants for hosts with long != 32 bits.
916 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
919 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
921 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
923 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
924 (TARGET_MS1_16_002): New.
925 (TARGET_MS1_16_003): New.
927 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
928 ("*decrement_and_branch_until_zero_no_clobber"): New.
929 Add corresponding splitter for decrement_and_branch_until_zero
931 Key all decrement_and_branch_until_zero patterns off of
934 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
937 * tree-complex.c (extract_component): Treat RESULT_DECL
938 like the rest of the decls.
940 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
942 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
943 indirect call to _mcount if the function needs a static chain.
945 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
946 Caroline Tice <ctice@apple.com>
948 PR rtl-optimization/24460
949 * dwarf2out.c (have_switched_text_sections): New boolean variable.
950 (dwarf2out_switch_text_section): Set it to true instead of
951 incrementing separate_line_info_table_in_use.
952 (output_loc_list): Additionally test have_switched_text_sections.
953 (output_ranges): Likewise.
954 (dwarf2out_finish): Likewise.
955 * varasm.c (assemble_start_function): Do not call
956 insert_section_boundary_note.
957 (assemble_end_function): If flag_reorder_blocks_and_partition,
958 switch to the function's section before emitting the .size directive.
959 * bb-reorder.c (insert_section_boundary_note): Staticify.
960 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
961 * output.h (insert_section_boundary_note): Delete.
963 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
966 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
967 instead of pointer equality when comparing types.
969 2005-10-24 James E. Wilson <wilson@specifix.com>
971 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
972 add_dependence_list_and_free calls.
974 2005-10-24 Steven Bosscher <stevenb@suse.de>
976 * contrib.texi: Add the names of the LLNL folks who donated
977 Cray pointer support for gfortran.
979 2005-10-24 Steven Bosscher <stevenb@suse.de>
981 PR tree-optimization/24225
982 * profile.c (branch_prob): Look from end to start through a
983 basic block when looking for a locus.
985 2005-10-24 Richard Henderson <rth@redhat.com>
987 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
989 (hppa_expand_prologue): Likewise.
991 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
993 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
994 (NO_DEFERRED_PROFILE_COUNTERS): Define.
995 * pa.h (NO_PROFILE_COUNTERS): Define.
996 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
997 (funcdef_nos): New vector to hold label numbers of deferred profile
999 (output_deferred_profile_counters): New function.
1000 (hppa_profile_hook): Push label number onto funcdef_nos.
1001 (pa_hpux_file_end): Call output_deferred_profile_counters if
1002 NO_DEFERRED_PROFILE_COUNTERS is false.
1004 * pa-protos.h (get_deferred_plabel): New prototype.
1005 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1007 (output_call): Adjust calls.
1009 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1011 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1012 peculiarity of GOT/TOC section usage.
1014 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1017 * c-common.c (constant_string_class_name): Add documentation.
1019 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1022 * recog.c (peephole2_optimize): Increment peep2_current_count
1023 only when the slot is empty.
1025 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1028 * except.c (output_function_exception_table): Call
1029 assemble_external_libcall if we need a personality function.
1031 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1033 PR rtl-optimization/24460
1034 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1035 set the basic block for barriers.
1037 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1039 * var-tracking.c (vt_initialize): Initialize post.
1041 2005-10-21 Devang Patel <dpatel@apple.com>
1044 * c-common.c (vector_types_convertible_p): Check vector element type.
1046 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1048 * config/sh/sh.c (prepare_move_operands): Handle the address
1049 constant which is a tls symbolic address plus a constant.
1051 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1054 * gcc.c (main): Use the correct counter for erroring out
1055 about mulitple files.
1057 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1060 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1061 use r2 for 64-bit tls .got access.
1063 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1065 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1068 2005-10-20 Steven Bosscher <stevenb@suse.de>
1070 PR tree-optimization/24307
1071 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1073 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1076 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1078 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1079 is ready, stop marking functions, but still mark variables.
1081 2005-10-20 Richard Guenther <rguenther@suse.de>
1084 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1087 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1089 PR rtl-optimization/23585
1090 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1091 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1092 (may_trap_p_1): New predicate extracted from...
1093 (may_trap_p): ... here. Invoke may_trap_p_1.
1094 (may_trap_or_fault_p): New predicate.
1095 * rtl.h (may_trap_or_fault_p): Declare it.
1096 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1097 instead of may_trap_p.
1098 (steal_delay_list_from_fallthrough): Likewise.
1099 (fill_simple_delay_slots): Likewise.
1100 (fill_slots_from_thread): Likewise.
1101 * function.c (pad_to_arg_alignment): Rework comment about
1102 SPARC_STACK_BOUNDARY_HACK.
1103 * config/sparc/sparc.h: Likewise.
1105 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1107 * config/s390/s390.c (s390_expand_insv): New.
1108 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1109 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1110 ("icm_hi"): Remove mode attribute.
1111 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1113 ("*extracthi", "*extractqi"): Remove.
1114 (extv<mode>", "*extzv<mode>"): New.
1115 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1116 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1118 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1120 * cfgexpand.c (discover_nonconstant_array_refs_r,
1121 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1122 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1123 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1124 discover_nonconstant_array_refs.
1126 2005-10-19 Steven Bosscher <stevenb@suse.de>
1129 * c-decl.c (pop_scope): Don't warn about an unused variable
1130 if it is marked with TREE_NO_WARNING.
1131 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1132 somenow mismatch and olddecl is to be replaced.
1134 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1137 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1138 whether registers live on the edge can be saved/restored.
1140 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1142 * config/sh/sh.c (fixup_mova): Skip notes.
1144 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1146 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1147 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1148 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1149 (s390_initial_elimination_offset): Likewise.
1150 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1151 register on TARGET_ZARCH targets.
1152 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1153 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1154 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1155 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1157 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1159 * config/s390/s390.md: Comment describing output modifiers updated.
1160 * config/s390/s390.c (print_operand): Likewise.
1162 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1164 * config/s390/s390.c (override_options): Added check for -mstack-size
1166 * doc/invoke.texi: Mention that limit in the documenation.
1168 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1171 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1173 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1175 Fix PR tree-optimization/24231
1177 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1178 (compute_avail): Ditto.
1180 2005-10-18 Richard Henderson <rth@redhat.com>
1183 * config/i386/i386.c (legitimate_constant_p): Check
1184 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1186 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1187 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1188 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1190 (print_operand_address): Likewise.
1191 * config/i386/predicates.md (x86_64_immediate_operand): Test
1192 SYMBOL_REF_TLS_MODEL properly inside CONST.
1193 (x86_64_zext_immediate_operand): Likewise.
1194 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1195 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1196 * config/i386/i386-protos.h: Remove predicates.md entries.
1198 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1200 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1201 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1203 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1204 Ian Lance Taylor <ian@airs.com>
1207 * fold-const.c (fold_widened_comparison): Do not allow range based
1208 constant folding when right operand cannot be unwidened.
1210 2005-10-17 Richard Henderson <rth@redhat.com>
1212 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1213 with a memory clobber.
1215 2005-10-17 James E Wilson <wilson@specifix.com>
1217 PR rtl-optimization/17356
1218 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1219 checking for EDGE_EH.
1221 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1223 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1224 the slot on an even boundary for any type with 16-byte alignment.
1226 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1229 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1230 after register allocation.
1232 2005-10-17 DJ Delorie <dj@redhat.com>
1234 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1237 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1240 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1243 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1245 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1246 to 2 if it's already non-zero.
1247 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1248 is set and warn about it if flag_schedule_insns is 1.
1250 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1252 * config/crx/crx.md: Compare-and-branch instructions need to
1255 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1258 * config/i386/i386.md (*pushdi2_rex64 splitter)
1259 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1260 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1261 flow2 pass only when (optimize > 0 && flag_peephole2).
1263 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1266 * gcc.c (have_c): New static variable.
1268 (process_command): Remove declation of have_c.
1269 Set have_o to 1 when handling -o.
1270 (main): Add a fatel error if there are multiple
1271 files specified and -o and -c/-S is passed witout
1272 -combine or multiple languages.
1274 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1276 Fix PR tree-optimization/22444
1277 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1278 Assert that we don't hit something with subvars.
1279 (setup_pointers_and_addressables): Don't add things with subvars,
1280 because we'll already process the subvars for aliasing purposes.
1282 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1285 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1286 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1287 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1288 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1289 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1290 swapped, alternatives for the R constraint.
1293 * builtins.c (get_builtin_sync_mode): Make unlimited
1294 mode_for_size request.
1296 2005-10-15 Richard Henderson <rth@redhat.com>
1298 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1299 (gimplify_expr): ... here.
1300 (gimplify_compound_lval): Use it in initial scan loop. Allow
1301 fb_lvalue in base expression.
1303 2005-10-15 Richard Henderson <rth@redhat.com>
1306 * builtins.c (expand_builtin_trap): Export.
1307 * expr.h (expand_builtin_trap): Declare.
1308 * expr.c (expand_assignment): Emit a trap for integral offsets
1309 from registers that weren't reduced to bitpos.
1311 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1312 (mark_array_ref_addressable): Remove.
1313 * tree-flow.h (mark_array_ref_addressable): Remove.
1314 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1316 2005-10-15 James E Wilson <wilson@specifix.com>
1319 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1320 (add_dependence_list_and_free): Likewise.
1321 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1324 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1328 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1329 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1331 (vrp_visit_phi_node): Only prevent infinite iterations when
1332 the previous result and the new result are both VR_RANGEs.
1334 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1336 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1339 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1342 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1345 2005-10-14 Per Bothner <per@bothner.com>
1347 PR preprocessor/21250
1348 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1350 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1353 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1354 overflow flags. Refactor some conditionals.
1356 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1359 * tree-dfa.c (add_referenced_var): Only look at decls which
1360 have TREE_CONSTANT or TREE_READONLY set instead of if
1361 !TREE_PUBLIC or !TREE_CONSTANT.
1363 2005-10-13 James E Wilson <wilson@specifix.com>
1365 * doc/invoke.texi: For -x, add f95-cpp-input.
1366 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1368 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1370 PR tree-optimization/24262
1371 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1372 in loop all the time.
1374 2005-10-12 Richard Henderson <rth@redhat.com>
1377 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1378 * function.c (assign_parm_find_data_types): Don't support it.
1379 * print-tree.c (print_node): Likewise.
1380 * c-common.c (handle_transparent_union_attribute): Likewise.
1381 Use build_duplicate_type.
1382 * tree-inline.c (remap_type_1): Split out of remap_type;
1383 properly remap aggregate fields.
1384 (build_duplicate_type): New.
1385 * doc/extend.texi (Variable Attributes): Remove documentation
1386 for transparent_union.
1388 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1391 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1392 (gen_stack_pointer_dec): Likewise.
1394 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1398 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1400 (struct cxx): Add adjust_class_at_definition target hook.
1401 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1402 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1403 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1404 hook_void_tree. Add to TARGET_CXX.
1405 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1407 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1408 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1409 instead of attribute. Check for dllexport override. Warn if
1410 inconsistent dll linkage. Don't lose old dllimport if decl has
1411 had address referenced. Tweak lookup of dllimport atribute.
1412 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1413 for target specific rules. Don't add dllimport attribute if
1414 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1415 dllimport attribute.
1416 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1417 * varasm.c (initializer_constant_valid_p): Replace
1418 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1422 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1423 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1424 (i[34567]86-*-mingw32*): Likewise.
1426 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1427 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1429 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1430 C++-specific code. Change return value to bool.
1431 (i386_pe_dllimport_p): Likewise.
1432 (associated_type): Simplify and make language-independent
1433 (i386_pe_encode_section_info): Replace override of ambiguous
1434 dllimport symbol refs with a gcc_assert.
1435 (i386_pe_valid_dllimport_attribute_p): Define.
1436 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1437 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1438 i386_pe_adjust_class_at_definition.
1439 * config/i386/winnt-stubs.c: New file. Define stub versions of
1440 lang-specific functions.
1441 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1442 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1443 i386_pe_adjust_class_at_definition.
1444 (i386_pe_valid_dllimport_attribute_p): Declare.
1445 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1446 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1447 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1450 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1451 dllimport attribute with test of DECL_DLLIMPORT_P.
1453 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1455 * combine.c (make_extraction): Correct offset computation.
1457 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1459 * config/cris/t-linux (LIMITS_H_TEST): Define.
1461 2005-10-12 Richard Henderson <rth@redhat.com>
1464 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1466 2005-10-12 Richard Guenther <rguenther@suse.de>
1468 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1470 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1473 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1474 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1477 2005-10-12 Richard Guenther <rguenther@suse.de>
1480 * varasm.c (output_constant): Correct typo from previous
1483 2005-10-11 Ian Lance Taylor <ian@airs.com>
1485 PR rtl-optimization/13931
1486 * combine.c: Revert patch of 2003-05-14, and:
1487 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1488 completely killed in the appropriate insn.
1489 (distribute_notes): Don't skip multiple hard register test for
1490 elim_i1 and elim_i2.
1492 2005-10-11 Richard Henderson <rth@redhat.com>
1495 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1496 to initialize a transparent union instead of a nop_expr.
1498 2005-10-11 Richard Henderson <rth@redhat.com>
1500 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1501 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1502 (tree_ssa_dce_loop): Call scev_reset.
1505 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1506 * tree-ssa-dce.c: Include cfgloop.h.
1507 (tree_ssa_dce_loop, pass_dce_loop): New.
1508 * tree-pass.h (pass_dce_loop): Declare it.
1509 * passes.c (init_optimization_passes): Use it.
1511 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1514 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1515 Only apply the optimization for rounding builtins if the inner
1516 cast is also an extension.
1518 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1521 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1522 mark_new_vars_to_rename instead of update_stmt.
1524 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1526 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1528 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1530 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1531 for setting MMX register to 0 rather than mmx.
1533 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1536 * configure.ac: Move gas check from mips specific case to common case.
1537 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1538 * configure: Regenerate
1539 * doc/install.texi: Update.
1541 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1544 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1546 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1548 * gcc.c (do_spec_1): Accept numeric characters in file name
1551 2005-10-10 Nick Clifton <nickc@redhat.com>
1553 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1554 describing the deleted arm_gen_rotated_half_load function.
1556 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1558 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1561 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1563 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1565 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1566 (EXTRA_MULTILIB_PARTS): Define.
1567 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1568 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1569 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1570 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1571 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1572 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1574 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1576 PR tree-optimization/24226
1577 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1578 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1579 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1582 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1584 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1586 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1589 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1590 Rewrite for no need for the early clobber.
1592 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1594 Merge from csl-arm-branch:
1595 2005-09-07 Paul Brook <paul@codesourcery.com>
1596 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1599 2005-04-30 Paul Brook <paul@codesourcery.com>
1600 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1601 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1603 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1604 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1605 (arm_override_options): Use TARGET_AAPCS_BASED.
1606 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1607 (PTRDIFF_TYPE): Use int for AAPCS.
1608 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1609 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1610 (DEFAULT_SHORT_ENUMS): Delete.
1611 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1613 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1614 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1615 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1616 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1618 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1619 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1621 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1622 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1624 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1625 * config.gcc (arm*-*-linux-gnueabi): Add it.
1626 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1628 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1629 * config/arm/linux-eabi.h: New file.
1630 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1631 (LINUX_TARET_LINK_SPEC): Likewise.
1632 (LINK_SPEC): Use it.
1633 * config/arm/t-linux-eabi: New file.
1635 2005-10-08 Steven Bosscher <stevenb@suse.de>
1638 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1640 (PARAM_SMS_DFA_HISTORY): Likewise.
1642 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1645 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1646 (load_register_parameters): Call it.
1647 (check_sibcall_argument_overlap_1): Likewise.
1648 (store_one_arg): Likewise.
1650 2005-10-07 James E. Wilson <wilson@specifix.com>
1652 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1653 DImode not VECINT24 for operand 2.
1656 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1660 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1661 fr_spill): Use destination_operand for operand 0.
1663 2005-10-07 DJ Delorie <dj@redhat.com>
1665 * varasm.c (output_constant): Limit error to expanding
1668 2005-10-07 Richard Guenther <rguenther@suse.de>
1671 * fold-const.c (fold_binary): Fix operand types during folding
1672 of X op (A, Y). Evaluation order of the side-effects of
1673 X and A are frontend-defined, so ensure we honour that even for
1674 tcc_comparison class operands; eased by removing duplicate code.
1676 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1678 * stor-layout.c (layout_type): Do not allow alignment of array
1679 elements to be greater than their size.
1681 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1683 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1685 (hppa*-*-linux*): Ditto.
1686 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1687 * config/host-hpux.c: New.
1688 * config/x-hpux: New.
1689 * config/pa/x-hpux: Remove.
1690 * config/pa/x-linux: Remove.
1691 * config/pa/pa-host.c: Remove.
1693 2005-10-07 Jeff Law <law@redhat.com>
1695 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1696 determine whether or not to try and thread outgoing edges.
1698 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/rs6000.md (eqsi_power): New.
1701 (neg_eq0si): Add TARGET_POWER to final condition.
1704 2005-10-06 Richard Henderson <rth@redhat.com>
1706 * config/rs6000/rs6000.c: Revert last change.
1708 2005-10-06 Richard Henderson <rth@redhat.com>
1710 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1711 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1713 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1717 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1718 out return_label and naked_return_label.
1720 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1722 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1725 2005-10-06 Richard Henderson <rth@redhat.com>
1728 * tree-inline.c (declare_return_variable): Handle modify_dest not
1731 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1733 Fix PR tree-optimization/22488
1734 * tree-ssa-structalias.c (check_for_overlaps): New function.
1735 (create_variable_info_for): Use it.
1737 2005-10-06 Richard Henderson <rth@redhat.com>
1740 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1741 (dwarf2out_start_source_file): Print it.
1743 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1745 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1747 2005-10-06 Richard Henderson <rth@redhat.com>
1750 * mode-switching.c (optimize_mode_switching): Clear transp bit
1751 for block with incomming abnormal edges.
1753 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1754 (fpscr_set_from_mem): Use them.
1755 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1756 (fpscr postinc splitters): Rewrite as peephole2+split.
1758 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1760 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1761 (eq<mode>_compare): Same.
1763 2005-10-06 Richard Guenther <rguenther@suse.de>
1765 PR tree-optimization/24238
1766 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1768 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1770 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1771 here. Use AC_PATH_PROG for environment variables instead of
1773 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1775 * configure: Regenerated.
1777 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1780 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1781 then force it into a register.
1782 (call_value): Likewise.
1784 2005-10-06 Richard Henderson <rth@redhat.com>
1787 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1788 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1789 under pass_vectorize.
1791 2005-10-05 Devang Patel <dpatel@apple.com>
1794 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1795 handling constants. Check NAMESPACE_DECL context for constants.
1797 2005-10-05 Eric Christopher <echristo@apple.com>
1799 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1801 2005-10-05 Richard Henderson <rth@redhat.com>
1804 * tree-cfg.c (mark_array_ref_addressable_1): New.
1805 (mark_array_ref_addressable): New.
1806 * tree-flow.h (mark_array_ref_addressable): Declare.
1807 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1809 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1813 * reload.c (subst_reloads): When adding a REG_LABEL to a
1814 jump instruction, also update JUMP_LABEL.
1816 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1818 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1819 * bb-reorder.c (copy_bb_p): Use it.
1820 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1822 2005-10-05 Richard Henderson <rth@redhat.com>
1825 * toplev.c (process_options): Warn about unsupported combinations
1826 of unwind tables and omit-frame-pointer.
1827 * config/i386/i386.c (override_options): Similarly. Enable
1828 accumulate-outgoing-args if not explicitly disabled.
1830 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1832 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1833 Handle big endian vs. small endian.
1834 (vec_initv2sf): Handle big endian vs. small endian.
1835 (*vec_extractv2sf_1): Ditto.
1837 2005-10-05 Dale Johannesen <dalej@apple.com>
1839 * convert.c (convert_to_real): Don't convert
1840 (float)floor(double d) to floorf((float)d).
1842 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1844 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1846 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1848 PR tree-optimization/18587
1849 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1850 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1851 build_vuses): Change to VEC type.
1852 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1853 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1854 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1855 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1856 (get_name_decl): New. Return DECL_UID of base variable.
1857 (operand_build_cmp): New. qsort comparison routine.
1858 (operand_build_sort_virtual): New. Sort virtual build vector.
1859 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1860 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1861 (FINALIZE_BASE): Use get_name_decl.
1862 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1863 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1864 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1865 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1866 direct VEC_* manipulations.
1867 (build_ssa_operands): Call operand_build_sort_virtual.
1868 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1869 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1870 with direct VEC_* manipulations.
1871 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1872 with direct VEC manipulations.
1874 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1876 PR tree-optimization/21419
1877 PR tree-optimization/24146
1878 PR tree-optimization/24151
1880 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1881 (build_asm_expr): Call it if outputs are read-only.
1882 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1884 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1885 Paolo Bonzini <bonzini@gnu.org>
1889 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1890 enable the instructions and not just the built-ins.
1891 * doc/invoke.texi (x86 Options): Likewise.
1893 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1895 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1897 * doc/invoke.texi (Option Summary): Correct spelling
1898 of -mmacosx-version-min.
1900 2005-10-04 Devang Patel <dpatel@apple.com>
1902 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1905 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1907 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1908 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1910 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1912 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1913 ("TE","tg"): New mode attributes.
1914 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1915 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1916 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1917 dword_mode and one for GPRmode.
1919 2005-10-04 Ian Lance Taylor <ian@airs.com>
1921 PR preprocessor/13726
1922 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1923 any comments passed in.
1925 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1927 * tree.c (annotate_with_file_line): Fix typo.
1929 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1932 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1933 type used to access data in the inlined length == 1 case, use
1934 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1935 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1937 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1939 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1940 TARGET_SSE3 and only for TARGET_80387.
1941 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1942 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1943 Do not depend on TARGET_80387.
1945 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1947 * tree.c (last_annotated_node): Change type to location_t*.
1948 (annotate_with_file_line): Reflect the change of
1949 last_annotated_node type.
1951 2005-10-04 Richard Guenther <rguenther@suse.de>
1954 * c-decl.c (grokdeclarator): Don't write to fields
1957 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1960 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1962 * varasm.c (make_decl_rtl): If a register variable does not
1963 have a set user assmbler name, error out.
1964 Decode the asmspec is now name+1 bypassing '*'.
1966 2005-10-04 Steven Bosscher <stevenb@suse.de>
1968 PR tree-optimization/23049
1969 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1970 of a COND_EXPR is folded before calling fold on the whole rhs of a
1971 conditional assignment.
1972 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1973 document that a COND_EXPR may appear there.
1975 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1978 * tree-vrp.c (extract_range_from_assert): If the new numeric
1979 range created out of the assertion contradicts the existing
1980 numeric range of the ASSERT_EXPR variable, make the new range
1983 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1985 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1986 from T_REGS to FP register class.
1988 2005-10-03 Richard Henderson <rth@redhat.com>
1991 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1992 before creating a new one.
1994 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1996 * config/rs6000/t-aix43 (LDFLAGS): New.
1997 * config/rs6000/t-aix52 (LDFLAGS): New.
1999 2005-10-03 Ian Lance Taylor <ian@airs.com>
2001 * gimplify.c (find_single_pointer_decl_1): New static function.
2002 (find_single_pointer_decl): New static function.
2003 (internal_get_tmp_var): For a formal variable, set restrict base
2004 information if appropriate.
2005 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2007 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2008 (DECL_GET_RESTRICT_BASE): Define.
2009 (SET_DECL_RESTRICT_BASE): Define.
2010 (decl_restrict_base_lookup): Declare.
2011 (decl_restrict_base_insert): Declare.
2012 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2013 * tree.c (restrict_base_for_decl): New static variable.
2014 (init_ttree): Initialize restrict_base_for_decl.
2015 (copy_node_stat): Copy restrict base information.
2016 (decl_restrict_base_lookup): New function.
2017 (decl_restrict_base_insert): New function.
2018 (print_restrict_base_statistics): New static function.
2019 (dump_tree_statistics): Call print_restrict_base_statistics.
2021 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2024 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2025 case of anti-ranges.
2027 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2030 * c-typeck.c (tagged_tu_seen): Rename to ...
2031 (tagged_tu_seen_cache): this and add val field.
2032 (comptypes): Move functional to comptypes_internal
2033 and free tagged_tu_seen.
2034 (comptypes_internal): New function and call comptypes_internal
2035 instead of comptypes. Speed up by sibcalling
2036 tagged_types_tu_compatible_p.
2037 (alloc_tagged_tu_seen): New function
2038 (free_all_tagged_tu_seen_up_to): New function.
2039 (tagged_types_tu_compatible_p): Return the val of the seen two
2041 Add that the two types are the same to tagged_tu_seen_base
2042 if they are and call comptypes_internal instead of comptypes.
2043 <case UNION_TYPE>: Speed up common type where the fields are
2045 (function_types_compatible_p): Call comptypes_internal instead of
2047 (type_lists_compatible_p): Likewise.
2048 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2050 2005-10-02 Matthias Klose <doko@debian.org>
2052 * doc/invoke.texi: Fix typo and speling error.
2054 2005-10-01 Richard Henderson <rth@redhat.com>
2056 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2058 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2060 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2061 using --start-group and --end-group.
2063 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2065 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2066 FIXME note regarding quirky semantics.
2068 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2071 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2072 non-null range as a last resort.
2074 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2075 Diego Novillo <dnovillo@redhat.com>
2078 * tree-vrp.c (extract_range_from_assert): For !=
2079 assertions, only build an anti-range if LIMIT is a
2080 single-valued range.
2082 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2084 * arm.md (movqi): On thumb when optimizing, handle loading from
2085 memory by describing this as taking a subreg of a zero-extended load
2086 into an SImode register.
2089 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2091 * reload1.c (merge_assigned_reloads): Do not change any
2092 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2094 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2096 * Makefile.in (LIPO_FOR_TARGET): Define.
2097 (STRIP_FOR_TARGET): Define.
2099 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2100 before creating new ones. Do symlinks before creating the actual
2103 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2104 to work out which multilibs are actually being built.
2106 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2108 * tree-vect-transform.c, config/ms1/ms1.md,
2109 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2110 Follow spelling conventions.
2111 * doc/invoke.texi, doc/md.texi: Fix typos.
2113 2005-09-30 Andrew Macleod <amacleod@redat.com>
2115 PR tree-optimization/21430
2116 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2117 use operands, and set stmt pointer if need be.
2118 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2119 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2122 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2125 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2127 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2129 * optabs.c (expand_binop): Initialize first_pass_p.
2131 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2134 * c-decl.c (c_write_global_declarations_1): If any
2135 wrapup_global_declaration_2 call returned true, restart the loop.
2137 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2139 Fix PR tree-optimization/24117
2140 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2141 before considering whether to use anyoffset.
2143 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2147 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2149 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2151 (swap_commutative_operands_with_target): New.
2153 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2156 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2159 2005-09-29 Steven Bosscher <stevenb@suse.de>
2161 PR tree-optimization/23911
2162 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2163 and IMAGPART_EXPR too.
2165 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2168 * expmed.c (expand_shift): Move logic to reverse rotation
2169 direction when rotating by constants ...
2170 * optabs.c (expand_binop): ... here.
2171 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2172 (ix86_rotrdi3): New pattern.
2173 (rotldi3): Handle 32-bit mode.
2174 (ix86_rotldi3): New pattern.
2176 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2179 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2180 check for numbers that need no bit twiddle.
2182 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2184 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2185 multilib to be built.
2187 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2188 (stage1-start): Delete old libgcc and libunwind before moving
2189 anything into the stage directory.
2190 (stage2-start): Likewise.
2191 (stage3-start): Likewise.
2192 (stage4-start): Likewise.
2193 (stageprofile-start): Likewise.
2194 (stagefeedback-start): Likewise.
2195 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2196 header in tm_file and CPU-specific t-darwin in tmake_file.
2197 (i[34567]86-*-darwin*): Don't change tm_file.
2198 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2199 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2200 shared library stub for target OS version.
2201 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2202 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2203 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2204 (libgcc_s.%.dylib): New.
2206 (install-darwin-libgcc-stubs): New.
2207 (INSTALL_LIBGCC): New append.
2208 * config/i386/darwin-libgcc.10.4.ver: New.
2209 * config/i386/darwin-libgcc.10.5.ver: New.
2210 * config/i386/t-darwin: New.
2211 * config/rs6000/darwin-libgcc.10.4.ver: New.
2212 * config/rs6000/darwin-libgcc.10.5.ver: New.
2213 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2214 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2216 2005-09-28 Paul Brook <paul@codesourcery.com>
2218 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2221 2005-09-28 Richard Guenther <rguenther@suse.de>
2223 PR tree-optimization/23853
2224 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2225 host_integerp to verify misalignment value.
2227 2005-09-28 Richard Henderson <rth@redhat.com>
2229 * builtins.c (get_builtin_sync_mode): New.
2230 (expand_builtin_sync_operation): Pass in mode argument.
2231 (expand_builtin_compare_and_swap): Likewise.
2232 (expand_builtin_lock_test_and_set): Likewise.
2233 (expand_builtin_lock_release): Likewise.
2234 (expand_builtin): Update to match.
2236 2005-09-28 Nick Clifton <nickc@redhat.com>
2238 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2239 formatting. Add check to PLUS case to ensure that the offset is
2240 within an acceptable range.
2242 * config/v850/v850.md (casesi): Disable the generation of the
2243 switch pattern as it is not being handled properly at the moment.
2245 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2246 for when the high words are identical.
2248 2005-09-27 Richard Henderson <rth@redhat.com>
2250 * pretty-print.c (pp_base_format): Fix typo for %>.
2252 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2253 Devang Patel <dpatel@apple.com>
2255 PR tree-optimization/23625
2256 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2257 LABEL_EXPR, assertion check.
2259 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2261 * optabs.c (no_conflict_move_test): Check if a result of a
2262 to-be-moved insn would be clobbered by an originally
2265 2005-09-27 Jeff Law <law@redhat.com>
2267 * passes.c (init_optimization_passes): Replace copy propagation
2268 passes immediately after DOM with phi-only copy propagation
2269 pases. Add phi-only copy propagation pass after first DOM pass.
2270 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2271 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2272 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2273 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2274 to init_copy_prop. Callers updated.
2275 (do_phi_only_copy_prop): New function.
2276 (pass_phi_only_copy_prop): New pass descriptor.
2278 2005-09-27 Nick Clifton <nickc@redhat.com>
2280 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2282 2005-09-26 Jason Merrill <jason@redhat.com>
2285 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2287 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2289 2005-09-26 James E Wilson <wilson@specifix.com>
2291 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2292 copyright. Add gcc copyright plus libgcc exception.
2293 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2295 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2297 2005-09-26 Jeff Law <law@redhat.com>
2299 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2300 about when to iterate.
2302 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2305 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2306 for __complex__ double in -mcpu=G5 mode.
2308 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2310 PR tree-optimization/23942
2311 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2312 * tree-scalar-evolution.c: Include params.h.
2314 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2315 follow_ssa_edge_in_condition_phi_branch,
2316 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2317 Change return type to t_bool. Use a parameter to limit the size of
2318 trees that are walked before stopping
2319 (analyze_evolution_in_loop): Initialize the limit to 0.
2320 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2321 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2323 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2326 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2327 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2329 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2331 * combine.c (make_extraction): Check for valid use of subreg.
2333 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2336 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2337 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2338 ("fist<mode>2_with_temp"): Use only register operands.
2340 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2342 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2343 CALL_INSN_FUNCTION_USAGE.
2345 2005-09-26 Richard Guenther <rguenther@suse.de>
2348 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2349 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2350 (ldst_entry): Use the hashtable instead of list-walking.
2351 (find_rtx_in_ldst): Likewise.
2352 (free_ldst_entry): Free the hashtable.
2353 (compute_ld_motion_mems): Create the hashtable.
2354 (trim_ld_motion_mems): Remove entry from hashtable if
2355 removing it from list.
2356 (compute_store_table): Likewise^2.
2357 (store_motion): Free hashtable in case we did not see
2360 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2362 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2363 and arg1 if we are passing them to fold_build2.
2365 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2368 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2371 2005-09-25 Richard Henderson <rth@redhat.com>
2373 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2374 SYMBOL_REF_TLS_MODEL to be correct.
2376 2005-09-24 Richard Henderson <rth@redhat.com>
2378 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2379 end of function. Reindent.
2381 2005-09-24 Ian Lance Taylor <ian@airs.com>
2383 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2384 NEGATE_EXPR/BIT_NOT_EXPR case.
2386 2005-09-24 Richard Henderson <rth@redhat.com>
2388 * c-common.c (handle_mode_attribute): When not modifying in place,
2389 create subtypes for enumerations.
2390 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2391 * gimplify.c (create_tmp_from_val): Likewise.
2393 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2395 * config/i386/i386.md (*tls_global_dynamic_64,
2396 *tls_local_dynamic_base_64): Add missing mode to call.
2397 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2399 2005-09-24 Jan Hubicka <jh@suse.cz>
2401 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2402 (cgraph_clone_node): Likewise.
2403 * cgraph.h (cgraph_clone_edge): Update prototype.
2404 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2405 duplicated prototypes; add updating argument.
2406 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2407 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2409 (cgraph_mark_inline_edge): Likewise.
2410 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2411 (cgraph_flatten_node): Likewise.
2412 (cgraph_decide_recursive_inlining): Likewise.
2413 (cgraph_decide_inlining_of_small_function): Likewise.
2414 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2416 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2417 Pete Steinmetz <steinmtz@us.ibm.com>
2419 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2420 (rldic.): Set type to "compare".
2422 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2423 mfjmpr for MFCTR/MFLR.
2424 (movdf_hardfloat64): Same.
2425 (movdf_softfloat64): Same. Correct order of store and move types.
2426 (movti_string): Set type to store_ux/load_ux.
2427 (load_multiple): Set type to load_ux.
2428 (store_multiple): Set type to store_ux.
2429 (movmemsi): Set type to store_ux.
2430 (output_cbranch direct_return): Set type to jmpreg.
2431 (stmw): Set type to store_ux.
2432 (lmw): Set type to load_ux.
2433 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2434 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2435 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2436 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2437 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2438 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2439 (rios1-fpstore): Increase latency to 3.
2440 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2441 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2443 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2444 Andrew Pinski <pinskia@physics.uc.edu>
2446 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2447 operand2 constraint to "b".
2448 (sync_<fetchop_name>di_internal): Same.
2449 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2451 (sync_old_<fetchop_name>di_internal): Same.
2452 (sync_new_<fetchop_name>si_internal): Same.
2453 (sync_new_<fetchop_name>di_internal): Same.
2455 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2458 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2459 case, define as macros.
2461 PR rtl-optimization/23837
2462 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2463 clobber / clobber match between dest and p->first.
2465 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2466 (no_conflict_move_test): Update comments.
2468 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2470 * doc/install.texi: Update URL for Jacks.
2471 * doc/sourcebuild.texi: Likewise.
2473 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2476 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2477 registers when choosing register preferences.
2478 (movdf_hardfloat64): Same.
2480 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2482 * expmed.c (expand_shift): Don't use the target of the rotate as
2483 target for the first expanded shift insn.
2484 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2486 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2488 PR tree-optimization/22438
2489 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2490 preserved iv rhs rewriting specially.
2492 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2494 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2495 estimate_only is true.
2496 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2497 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2498 tree-ssa-structalias.c
2499 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2500 ref_contains_indirect_ref.
2501 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2503 2005-09-21 DJ Delorie <dj@redhat.com>
2505 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2507 (mn10300_return_in_memory): Support variable size types also.
2508 (mn10300_pass_by_reference): Likewise.
2509 (mn10300_function_value): New.
2510 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2511 (FUNCTION_OUTGOING_VALUE): Likewise.
2512 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2513 * doc/invoke.texi: Document it.
2515 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2518 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2519 force integer op1 into register for XFmode compares.
2521 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2524 * expmed.c (alg_code): Add alg_impossible.
2525 (alg_hash_entry): Add cost.
2526 (synth_mult): Record alg_impossible in the hash table if
2527 multiplication by a given integer is impossble within the
2528 limit. Speed up using alg_impossible.
2530 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2532 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2533 argument. Allow and set any offset if needs_anyoffset is passed
2535 (get_constraint_for): Add argument here too.
2537 (do_structure_copy): Pass NULL to get_constraint_for.
2538 (handle_ptr_arith): Ditto.
2539 (find_func_aliases): Ditto.
2541 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2543 PR rtl-optimization/23898
2544 * output.h (get_attr_min_length): Declare.
2545 * final.c (get_attr_length_1): New function, broken out of:
2547 (get_attr_min_length): New function.
2548 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2549 (duplicate_computed_gotos): Likewise.
2550 * genattr.c (insn_min_length): Generate declaration.
2551 * genattrtab.c (min_fn, min_attr_value): New functions.
2552 (make_length_attrs): Generate insn_min_length.
2554 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2556 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2558 2005-09-20 Richard Henderson <rth@redhat.com>
2560 PR tree-optimization/24059
2561 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2564 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2566 * c.opt (fextended-identifiers): New.
2567 * c-opts.c (c_common_handle_option): Handle
2568 -fextended-identifiers.
2569 * doc/cpp.texi: Update documentation of extended identifiers.
2570 * doc/cppopts.texi (-fextended-identifiers): Document.
2572 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2574 PR tree-optimization/23929
2575 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2578 PR tree-optimization/23818
2579 * tree-stdarg.c (execute_optimize_stdarg): Call
2580 calculate_dominance_info.
2582 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2584 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2585 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2586 (compute_overlap_steps_for_affine_1_2): Use
2587 get_number_of_iters_for_loop.
2588 (analyze_subscript_affine_affine): Check whether difference is
2590 Use get_number_of_iters_for_loop.
2591 Check whether overlap occurs outside of bounds.
2592 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2594 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2596 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2597 base register if possible.
2599 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2601 PR tree-optimization/18463
2602 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2603 converting it directly is not possible.
2604 (chrec_convert_aggressive): New function.
2605 * tree-chrec.h (chrec_convert_aggressive): Declare.
2606 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2607 Fold chrec conversions aggressively if asked to.
2608 (instantiate_parameters): Modified because of changes in
2609 instantiate_parameters_1.
2611 2005-09-19 Richard Henderson <rth@redhat.com>
2613 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2614 (reduc_splus_v2df): New.
2616 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2618 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2619 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2621 2005-09-19 Richard Henderson <rth@redhat.com>
2623 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2626 2005-09-19 Richard Henderson <rth@redhat.com>
2628 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2629 (ia64_expand_dot_prod_v8qi): New.
2630 * config/ia64/ia64-protos.h: Update.
2631 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2632 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2633 sdot_prodv8qi, sdot_prodv4hi): New.
2634 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2636 2005-09-19 Richard Henderson <rth@redhat.com>
2639 * real.c (exact_real_truncate): Return false if the format cannot
2640 represent the number as a normal.
2642 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2643 for a memory source.
2645 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2647 * tree-ssa-operands.c (swap_tree_operands): Export.
2648 * tree.h (swap_tree_operands): Declare.
2649 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2650 Call swap_tree_operands.
2652 2005-09-19 Richard Henderson <rth@redhat.com>
2654 * tree-flow.h (merge_alias_info): Declare.
2655 * tree-ssa-copy.c (merge_alias_info): Export.
2656 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2657 (vect_create_data_ref_ptr): Use create_iv directly.
2658 (vectorizable_load): Use correct types for integer constants.
2659 (vect_generate_tmps_on_preheader): Likewise.
2660 (vect_gen_niters_for_prolog_loop): Likewise.
2662 2005-09-19 Steven Bosscher <stevenb@suse.de>
2664 PR rtl-optimization/23943
2665 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2667 2005-09-18 Jan Hubicka <jh@suse.cz>
2669 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2671 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2673 * varasm.c (output_constant): Do not abort on conversions to union
2674 types between different sizes.
2676 2005-09-18 Richard Guenther <rguenther@suse.de>
2679 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2682 2005-09-18 Paul Brook <paul@codesourcery.com>
2684 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2686 2005-09-17 Richard Henderson <rth@redhat.com>
2688 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2689 * tree-ssa-loop.c (pass_vect_dce): Remove.
2690 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2693 2005-09-17 Richard Henderson <rth@redhat.com>
2695 * tree-pass.h (pass_vect_dce): Declare.
2696 * passes.c (init_optimization_passes): Add it.
2697 * tree-flow.h (tree_ssa_dce): Declare.
2698 * tree-ssa-dce.c (tree_ssa_dce): Export.
2699 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2700 (gate_tree_vectorize): ... here.
2701 (pass_vect_dce): New.
2703 2005-09-17 Jan Hubicka <jh@suse.cz>
2705 * except.c (struct eh_status): Turn region_array into vec.
2706 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2707 convert_from_eh_region_ranges, find_exception_handler_labels,
2708 current_function_has_exception_handlers, assign_filter_values,
2709 build_post_landing_pads, dw2_build_landing_pads,
2710 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2711 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2712 foreach_reachable_handler, can_throw_internal_1,
2713 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2715 (duplicate_eh_region_1): Update region_array.
2716 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2718 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2721 * expmed.c (expand_mult): Substitute simple register for op0 when
2724 2005-09-17 Richard Henderson <rth@redhat.com>
2726 * expr.c (emit_move_via_integer): Add force argument, pass it on
2727 to emit_move_change_mode. Update callers.
2728 (emit_move_complex): Pass true to new force argument.
2729 * function.c (expand_function_end): Move expand_eh_return call
2730 earlier. Merge sub-word complex values into a pseudo before
2731 copying to the return hard register.
2733 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2735 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2736 between different sizes.
2738 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2742 * passes.c (init_optimization_passes): Register dump files for
2745 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2747 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2748 * config/s390/s390.c (s390_overlap_p): New function.
2749 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2750 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2753 2005-09-16 Richard Guenther <rguenther@suse.de>
2755 * ipa-pure-const.c (static_execute): Free auxiliar information.
2756 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2757 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2759 2005-09-15 DJ Delorie <dj@redhat.com>
2761 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2763 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2765 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2767 (swap_commutative_operands_with_target): New.
2769 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2771 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2774 (estimate_iters_using_array): New function.
2775 * tree-data-ref.h (estimate_iters_using_array): Prototype
2776 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2777 Use estimate_iters_using_array instead of analyze_array.
2779 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2781 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2784 2005-09-15 Michael Matz <matz@suse.de>
2786 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2788 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2790 PR tree-optimization/23835
2791 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2792 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2794 2005-09-14 Richard Henderson <rth@redhat.com>
2796 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2797 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2799 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2801 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2802 in the ARRAY_TYPE case.
2804 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2806 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2808 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2811 * tree-vect-transform.c (vectorizable_operation): Return false for
2812 scalar shift operations and for vector shift operations with
2813 non-invariant shift arguments. Use scalar tree operand op1 as
2814 a shift operand when vector shift insn pattern uses scalar shift
2816 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2818 2005-09-14 Olivier Hainque <hainque@adacore.com>
2820 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2821 value if it has side-effects.
2823 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2826 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2828 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2830 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2831 passed as NAME as if it were label at start of function code.
2833 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2835 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2838 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2840 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2841 as early clobber. Rewrite so the PIC register is not implicitly used.
2843 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2845 * tree.c (annotate_with_file_line): Compare line numbers before
2848 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2851 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2852 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2854 2005-09-13 Ian Lance Taylor <ian@airs.com>
2856 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2857 than a HOST_WIDEST_INT to gen_doloop_begin.
2859 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2861 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2863 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2865 PR tree-optimize/23817
2866 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2868 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2871 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2872 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2873 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2874 (restore_stack_nonlocal): Likewise.
2875 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2877 2005-09-12 Ian Lance Taylor <ian@airs.com>
2880 * c.opt (ffriend-injection): New C++ option.
2881 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2882 (C++ Dialect Options): Document -ffriend-injection.
2884 2005-09-12 Josh Conner <jconner@apple.com>
2887 * ipa-reference.c (static_execute): Don't mark variables in
2888 named sections TREE_READONLY.
2890 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2892 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2895 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2897 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2898 V_MUST_DEF instead of just the first_use_p.
2899 Don't mark the virtual variables for renaming on the statement which
2901 (pass_dse): Remove TODO_update_ssa.
2903 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2906 * stor-layout.c (compute_record_mode): For records with a single
2907 field, actually check the field's mode size against the type size.
2909 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2910 registers for TARGET_SHMEDIA.
2911 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2912 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2913 of GENERAL_REGS and FP_REGS.
2915 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2917 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2919 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2921 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2922 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2923 are omitted. Exclude stack_tie insn too.
2925 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2927 PR rtl-optimization/23098
2928 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2930 * config/rs6000/rs6000.md (movdf splitter): Use
2931 const_double_operand predicate for TARGET_POWERPC64.
2932 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2933 SYMBOL_REF method to ABI_V4.
2935 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2936 replace_equiv_address.
2937 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2938 rs6000_sr_alias_set and MEM_NOTRAP.
2939 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2941 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2943 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2944 handle CALL_EXPR again.
2946 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2948 * arm/predicates.md (alignable_memory_operand): Delete.
2950 2005-09-10 Richard Henderson <rth@redhat.com>
2953 * dbxout.c (dbxout_expand_expr): New.
2954 (dbxout_symbol): Use it.
2956 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2958 * arm.c (arm_gen_rotated_half_load): Delete.
2959 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2960 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2961 (thumb_set_return_address): Likewise.
2962 (thumb_load_double_from_address): Use adjust_address.
2963 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2964 (extendhsisi2_mem, movhi_bytes): Use change_address.
2965 (movhi): Use widen_memory_access.
2966 (reload_out_df): Use replace_equiv_address.
2967 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2969 2005-09-09 Richard Henderson <rth@redhat.com>
2972 * dbxout.c: Include expr.h.
2973 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2974 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2975 * Makefile.in (dbxout.o): Add EXPR_H.
2977 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2979 PR tree-optimization/23509
2980 * tree-cfg.c (replace_uses_by): Use replace_exp.
2981 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2982 pointers have name_mem_tag or type_mem_tag set.
2984 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2986 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2987 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2988 of wrongly accessing operands.
2990 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2992 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2993 * tree-chrec.c: Include tree-scalar-evolution.h.
2994 (chrec_convert): Instantiate the base and step before calling
2995 scev_probably_wraps_p that would fail on parametric evolutions.
2996 Collect all the fails into a single section failed_to_convert,
2997 print a diagnostic, and return chrec_dont_know instead of calling
2999 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3000 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3002 (scev_const_prop): Don't replace the definition of a loop closed ssa
3003 phi node by itself, or by another loop closed ssa phi node.
3004 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3005 that base and step are defined.
3007 2005-09-09 Richard Guenther <rguenther@suse.de>
3010 * fold-const.c (fold_ternary): Check truth_value_p before
3011 calling invert_truthvalue.
3013 2005-09-09 Nick Clifton <nickc@redhat.com>
3015 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3016 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3017 dimension of these arrays.
3018 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3020 * longlong.h: Only provide a prototype for the __clz_tab[] array
3021 if this header has not been included from libgcc2.h.
3022 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3024 Provide prototypes for exported functions.
3025 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3028 2005-09-08 Josh Conner <jconner@apple.com>
3032 * expr.c (expand_expr_addr_expr_1): Don't invoke
3033 expand_simple_binop for EXPAND_INITIALIZER.
3035 2005-09-08 Richard Henderson <rth@redhat.com>
3038 * toplev.c (wrapup_global_declaration_1): Split out ...
3039 (wrapup_global_declaration_2): ... from ...
3040 (wrapup_global_declarations): ... here. Return bool.
3041 (check_global_declaration_1): Split out ...
3042 (check_global_declarations): from here.
3043 (emit_debug_global_declarations): New.
3044 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3045 check_global_declaration_1, emit_debug_global_declarations): Declare.
3046 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3047 of decls. Call wrapup_global_declaration_1,
3048 wrapup_global_declaration_2, check_global_declaration_1 directly.
3049 (c_write_global_declarations_2): New.
3051 (c_write_global_declarations): Call c_write_global_declarations_2.
3052 * langhooks.c (write_global_declarations): Call
3053 emit_debug_global_declarations.
3055 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3056 remove decls that have DECL_RTL_SET_P.
3057 * passes.c (rest_of_decl_compilation): Invoke
3058 cgraph_varpool_finalize_decl for all but functions.
3060 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3062 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3063 the result of a conversion if the new min and max cannot be compared.
3065 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3067 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3068 (override_options): Setting s390_sr_alias_set removed.
3069 (save_fpr, save_gprs): Set alias set to vararg or frame.
3070 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3071 s390_sr_alias_set with get_frame_alias_set ().
3072 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3073 get_varargs_alias_set ().
3075 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3079 * c-parser.c (c_parser_objc_method_definition): If the next
3080 token is not "{", error out and don't start the function.
3082 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3084 * tree-vrp.c (extract_range_from_expr): Move the check for non
3085 nullness after the check for gimple invariant.
3087 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3089 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3091 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3094 * config/m32r.md (movmemsi_internal): Canonicalize order of
3095 operands in PLUS component of template.
3097 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3099 * reload1.c (fixup_eh_region_note): Remove assertion.
3100 (fixup_abnormal_edges): Reverted removal of call to
3101 find_many_sub_basic_blocks made on 2005-08-31.
3103 2005-09-07 Richard Henderson <rth@redhat.com>
3105 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3106 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3107 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3108 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3109 rearrange for better packing.
3110 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3111 (lookup_cfa_1): Remove inline marker.
3112 (cfa_equal_p): Split out of ...
3113 (def_cfa_1): ... here. Use INVALID_REGNUM.
3114 (build_cfa_loc): Handle !cfa->indirect.
3115 (frame_pointer_cfa_offset): New.
3116 (dbx_reg_number): Assert register elimination performed; do
3117 leaf register remapping.
3118 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3119 (eliminate_reg_to_offset): New.
3120 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3121 for verifiably local stack frame addresses; re-base to CFA.
3122 (mem_loc_descriptor): Remove can_use_fbreg argument.
3123 (concat_loc_descriptor, loc_descriptor): Likewise.
3124 (containing_function_has_frame_base): Remove.
3125 (rtl_for_decl_location): Don't do register elimination or
3126 leaf register remapping here.
3127 (secname_for_decl): Split out from ..
3128 (add_location_or_const_value_attribute): ... here.
3129 (convert_cfa_to_loc_list): New.
3130 (compute_frame_pointer_to_cfa_displacement): New.
3131 (gen_subprogram_die): Use them.
3132 * tree.h (frame_base_decl): Remove.
3133 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3134 (prologue_stack_adjust): Remove.
3135 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3136 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3137 (set_frame_base_location): Remove.
3138 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3139 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3140 (vt_add_function_parameters): Don't eliminate_regs.
3141 (vt_initialize): Don't create frame_base_decl.
3143 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3145 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3146 version of GNU binutils for 4.x and later.
3148 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3150 * ggc-page.c (ggc_push_context): Remove.
3151 (ggc_pop_context): Likewise.
3152 * ggc.h (ggc_push_context): Remove.
3153 (ggc_pop_context): Likewise.
3155 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3158 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3159 returning from an interrupt handler.
3161 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3164 * config/arc/arc.c (output_shift): Add check for loop count when
3167 2005-09-06 Steven Bosscher <stevenb@suse.de>
3169 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3171 (abs_replacement): Likewise.
3172 (pass_phiopt): Remove TODO_update_ssa.
3174 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3177 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3178 if "return with no value, in function returning non-void" warning
3180 * tree-cfg.c (execute_warn_function_return): Don't look at
3181 RETURN_EXPRs with TREE_NO_WARNING set.
3184 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3185 for internal functions doesn't use registers used by global registers
3186 variables. Use fewer register parameters if there are global register
3189 2005-09-06 Olivier Hainque <hainque@adacore.com>
3190 Eric Botcazou <ebotcazou@adacore.com>
3193 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3194 when we would be extracting outside its bit span (bitpos+bitsize
3195 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3196 Ada unchecked conversions.
3198 2005-09-06 Steven Bosscher <stevenb@suse.de>
3200 * tree-ssa-pre.c (try_look_through_load): New function.
3201 (compute_avail): Use it to try to look through loads for some
3202 more useful expressions.
3204 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3206 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3207 condition for detecting cases like (a&a) and (a^a).
3209 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3211 * common.opt: Add option ftree-vect-loop-version.
3212 * params.def: Add --param vect-max-version-checks.
3213 * doc/invoke.texi: Document ftree-vect-loop-version and
3214 --param vect-max-version-checks.
3215 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3216 may_misalign_stmts and defines for accessors.
3217 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3218 LOOP_VINFO_MAY_MISALIGN_STMTS.
3219 (destroy_loop_vec_info): VEC_free for
3220 LOOP_VINFO_MAY_MISALIGN_STMTS.
3221 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3222 Update documentation.
3223 (vect_update_misalignment_for_peel): New.
3224 (vect_enhance_data_refs_alignment): Update to choose loop
3225 peeling or loop versioning if appropriate for the (potentially)
3226 unaligned data references in the loop.
3227 (vect_analyze_data_refs_alignment): Remove call to
3228 vect_enhance_data_refs_alignment so the checks can be done
3230 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3231 and move up call to vect_analyze_data_refs_alignment.
3232 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3233 (vect_transform_loop): Add call to loop_version.
3235 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3237 PR rtl-optimization/23098
3238 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3239 * simplify-rtx.c (constant_pool_reference_p): New function.
3240 * rtl.h (constant_pool_reference_p): New prototype.
3241 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3242 constant_pool_reference_p in condition and
3243 avoid_constant_pool_reference in preparation statements.
3245 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3247 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3248 STRICT_LOW_PART SETs.
3250 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3253 * except.c (sjlj_emit_function_enter): Find the function begin
3254 note even when it's not in first basic block.
3256 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3258 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3259 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3260 * aclocal.m4: Regenerate.
3262 2005-09-05 DJ Delorie <dj@redhat.com>
3264 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3267 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3269 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3270 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3271 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3272 Follow spelling conventions.
3273 * doc/invoke.texi: Follow spelling conventions.
3275 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3277 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3278 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3279 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3281 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3284 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3285 (output_stack_adjust): Use gen_tmp_stack_mem.
3286 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3287 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3288 (sh_get_pr_initial_val): Likewise.
3289 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3290 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3291 * sh.md (divsi_inv_m0): Use gen_const_mem.
3292 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3293 (movdf_i4+1): Use gen_tmp_stack_mem.
3294 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3295 (fpu_switch+2): Likewise.
3296 (movv4sf_i, movv16sf_i): Use adjust_address.
3297 (symGOT_load): Set MEM_NOTRAP_P bit.
3299 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3302 * pa.c (emit_move_sequence): Fix typo in last change.
3304 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3306 PR rtl-optimization/23454
3307 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3310 2005-09-03 Richard Henderson <rth@redhat.com>
3311 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3314 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3317 2005-09-02 Nicolas Pitre <nico@cam.org>
3319 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3320 to bit_count to 32 bits.
3322 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3325 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3326 generating synthetic loads from volatile lvalues.
3328 005-09-02 Nick Clifton <nickc@redhat.com>
3330 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3331 __ctzhi2, __clzhi2): New functions.
3333 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3336 * tree-nested.c (struct var_map_elt): Mark with GTY.
3337 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3339 (lookup_field_for_decl): Allocate new element in GC memory.
3340 (lookup_tramp_for_decl): Likewise.
3341 (convert_nl_goto_reference): Likewise
3342 (create_nesting_tree): Allocate info in GC memory. Likewise for
3344 (free_nesting_tree): Free with ggc_free instead of free.
3345 (root): New static variable.
3346 (lower_nested_functions): Remove root as local variable. And zero out
3347 root at the end of the function.
3349 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3351 PR rtl-optimization/20365
3352 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3353 to short. New member ix.
3354 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3355 (simplify_plus_minus): Initialize ix members before calling qsort.
3357 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3359 PR tree-optimization/23626
3360 * tree-cfg.c (replace_uses_by): Clean up eh info.
3362 2005-09-01 DJ Delorie <dj@redhat.com>
3364 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3367 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3370 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3373 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3375 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3376 do not issue warning for a variable definition following
3379 2005-09-01 Richard Henderson <rth@redhat.com>
3382 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3383 conversion to CONST_VECTOR.
3385 2005-09-01 Richard Henderson <rth@redhat.com>
3388 * reload1.c (reload_as_needed): Check !CALL_P before calling
3389 fixup_eh_region_note.
3390 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3392 2005-09-01 DJ Delorie <dj@redhat.com>
3394 * varasm.c (output_constant): Let the target resolve
3395 conversions of addresses to non-default pointer sizes.
3397 2005-09-01 Nicolas Pitre <nico@cam.org>
3399 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3400 to alow matching ARM pre-indexed addressing mode.
3401 (arm_override_options): Remove now irrelevant comment.
3403 2005-09-01 Phil Edwards <phil@codesourcery.com>
3405 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3406 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3407 * config/i386/vxworks.h: Likewise.
3408 * config/i386/t-vxworksae: New file, for VxWorks AE.
3409 * config/i386/vxworksae.h: Likewise.
3411 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3413 PR tree-optimization/23410
3414 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3415 sequence is not wrapping during the first step.
3417 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3420 * dwarf2out.c (base_type_die): Compare char_type_node with
3421 TYPE_MAIN_VARIANT (type), not type.
3423 2005-09-01 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/15366
3426 * common.opt: Add -finline-functions-called-once.
3427 Put -fearly-inlining in alphabetically ordered place.
3428 * doc/invoke.texi: Document new option.
3429 * ipa-inline.c (cgraph_decide_inlining): Honour
3430 flag_inline_functions_called_once.
3432 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3434 PR rtl-optimization/23478
3435 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3436 (alloc_qty): Initialize it.
3437 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3438 (combine_regs): Combine also n_throwing_calls_crossed fields.
3439 (find_free_reg): Don't attempt to caller-save pseudos crossing
3440 calls that might throw.
3441 * global.c (struct allocno): Add throwing_calls_crossed field.
3442 (global_alloc): Revert 2005-08-22 change. Initialize
3443 throwing_calls_crossed.
3444 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3447 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3450 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3451 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3452 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3453 (and64_2_operand): Tweak to use predicate.
3454 (and_operand): Adjust for mask_operand changes.
3455 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3456 (print_operand): Likewise.
3457 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3458 (mask64_1or2_operand): Delete.
3459 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3460 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3461 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3462 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3463 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3464 (rotldi3_internal4): Likewise.
3465 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3466 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3467 (ashldi3_internal7): Likewise.
3468 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3469 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3470 (anddi3 split): Don't match mask64_operand.
3471 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3472 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3473 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3474 't' splitter predicate.
3475 (movdi_internal64 + 2): Revert 2005-06-11 change.
3477 2005-08-31 DJ Delorie <dj@redhat.com>
3479 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3480 (m32c_asm_integer): Add support for 32 bit pointers.
3482 2005-08-31 Richard Henderson <rth@redhat.com>
3484 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3485 component-like references for setting MEM_NOTRAP_P.
3487 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3488 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3490 2005-08-31 Richard Henderson <rth@redhat.com>
3492 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3493 into a pseudo before applying gen_lowpart.
3495 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3497 * doc/install.texi (Specific): Update cctools version required
3498 for full functionality.
3499 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3500 linkers as -macosx_version_min.
3502 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3505 * sh.c (print_operand, %R and %S): Add handling of floating point
3506 registers, memory, constants and invalid operands.
3508 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3510 * ipa-pure-const.c: Change dump name.
3512 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3515 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3516 to "reg_or_0_operand".
3517 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3519 2005-08-31 Dale Johannesen <dalej@apple.com>
3521 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3522 loops that count down.
3524 2005-08-31 Richard Henderson <rth@redhat.com>
3527 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3528 (fixup_eh_region_note): New.
3529 (reload_as_needed): Call it.
3530 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3531 don't call find_many_sub_basic_blocks; call verify_flow_info.
3532 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3533 (keep_stack_depressed): Likewise.
3534 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3536 2005-08-31 Richard Henderson <rth@redhat.com>
3538 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3541 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3543 * expr.c (expand_expr_real_1): Compare size of address
3544 mode to target's address mode size in deciding expansion of
3545 the constant address.
3547 2005-08-31 Richard Guenther <rguenther@suse.de>
3550 * expr.c (all_zeros_p): New function.
3551 (expand_expr_real_1): Handle the case of an all-zero
3552 non-addressable constructor separately.
3554 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3556 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3557 arguments, adjust all callers.
3558 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3560 2005-08-30 Richard Henderson <rth@redhat.com>
3563 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3564 whenever the mode sizes match.
3566 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3568 * calls.c (load_register_parameters): Fix comment typo.
3569 * expr.c (emit_push_insn): Comment formatting.
3571 2005-08-30 Ian Lance Taylor <ian@airs.com>
3573 * config/i386/x-cygwin (host-cygwin): Change dependency from
3574 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3576 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3578 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3581 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3584 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3585 call to ggc_collect.
3587 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3590 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3591 beginning. Remove $(INCLUDES) from all the rules, if following
3592 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3594 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3597 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3598 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3599 not constant, but maxlen is, don't set len to maxlen, rather
3600 set maxlen to len if len is a constant.
3602 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3604 PR tree-optimization/23475
3605 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3608 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3610 Fix PR middle-end/22455
3612 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3613 Checksum only the parts of the tree that exist for the tree code.
3615 2005-08-28 Dale Johannesen <dalej@apple.com>
3617 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3619 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3621 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3623 2005-08-28 Richard Henderson <rth@redhat.com>
3625 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3626 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3629 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3632 * builtins.c (get_memory_rtx): Don't strip nops
3633 in between COMPONENT_REFs.
3635 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3638 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3640 (gimplify_modify_expr): Check for zero sized types and gimplify the
3641 rhs and lhs as statements.
3643 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3646 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3647 state for return address column of signal frames.
3649 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3652 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3653 bytes >= 2 not bytes == 2.
3654 (expand_block_move): Same.
3656 2005-08-27 Richard Guenther <rguenther@suse.de>
3659 * config/i386/sse.md (sse2_movsd): Add missing closing
3662 2005-08-27 Paul Brook <paul@codesourcery.com>
3664 * genrecog.c (enum decision_type): Add DT_num_insns.
3665 (struct decision_test): Add u.num_insns.
3666 (add_to_sequence): Add DT_num_insns test.
3667 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3668 (write_cond, debug_decision_2): Ditto.
3669 (change_state): Assume peep2_next_insn never fails.
3670 Remove "afterward" argument.
3671 (write afterward, write_tree): Update to match.
3672 * recog.c (peep2_current_count): New variable.
3673 (peep2_next_insn): Check it.
3674 (peephole2_optimize): Set peep2_current_count.
3675 * recog.h (peep2_current_count): Declare.
3677 2005-08-26 Josh Conner <jconner@apple.com>
3680 * ipa-pure-const.c (check_tree): Check for volatile-ness
3681 when considering a dereference.
3683 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3685 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3687 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3689 PR rtl-optimization/23561
3690 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3691 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3692 at most LEN bytes long memory fits into the field.
3693 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3694 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3695 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3697 2005-08-26 Richard Henderson <rth@redhat.com>
3700 * loop.c (biased_biv_may_wrap_p): New.
3701 (maybe_eliminate_biv_1): Use it to suppress non-equality
3702 comparison transformations. Delete disabled code.
3704 2005-08-26 Ian Lance Taylor <ian@airs.com>
3706 * combine.c (make_extraction): Avoid reference outside object.
3708 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3710 * stor-layout.c (finalize_type_size): Restore behaviour for
3711 non-aggregate types to the status quo ante of the patch for
3712 pr 23467. Document why it matters.
3714 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3717 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3718 array by one element, initialize the BT_LAST element with NULL.
3720 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3722 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3723 optimizing for size.
3725 (compare_plus_eqsi): Same.
3726 (plus_eqsi_compare): Same.
3727 (neg_eq0<mode>): Same.
3728 (neg_eq<mode>): Same.
3730 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3733 2005-08-26 Nick Clifton <nickc@redhat.com>
3735 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3736 TARGET_EP is not defined.
3737 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3738 TARGET_EP is enabled.
3739 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3740 * config/v850/v850.md (save_all_interrupt): Only use the EP
3741 register if TARGET_EP is defined.
3742 (restore_all_interrupt): Likewise.
3743 * config/v850/lib1funcs.asm: Update functions so that the EP
3744 register is only used if __EP__ is defined.
3746 2005-08-26 David Ung <davidu@mips.com>
3748 * config/mips/mips.c (mips_expand_prologue): Handle case when
3749 generating for MIPS16 and the outgoing argument area is more than
3750 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3753 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3755 * config/crx/crx.md: Make doloop_end pattern usage controllable
3756 via mloop-nesting=<max-nesting> command line switch. Make sure
3757 the combiner cannot use doloop_end_<mode> in an illegal way.
3758 * config/crx/crx.c: Use regs up to r6 for argument passing.
3759 Refine crx_address_cost (non cst4 displacements are expensive).
3760 * config/crx/crx.opt: Add switch for mloop-nesting=.
3762 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3764 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3765 (UNSPEC_MVST): New constant.
3767 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3769 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3770 Reject operands containing eliminable registers.
3771 * testsuite/gcc.dg/20050825-1.c: New testcase.
3773 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3774 Jan Hubicka <jh@suse.cz>
3776 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3778 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3780 PR tree-optimization/23546
3781 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3784 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3786 * params.def (PARAM_MIN_SPEC_PROB): New.
3787 * sched-rgn.c (MIN_PROBABILITY): Delete.
3788 (compute_trg_info): Convert to PARAM_VALUE.
3789 * doc/invoke.texi (param): Document min-spec-prob.
3791 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3793 * config/darwin.h: define __PIC__
3794 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3795 TARGET_OS_CPP_BUILTINS macro.
3797 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3799 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3802 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3804 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3806 * cfghooks.c (duplicate_block): Added position where to place
3807 new block as argument.
3808 * cfghooks.h (duplicate_block): Declaration changed.
3809 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3811 * cfglayout.h (copy_bbs): Declaration changed.
3812 * cfgloop.h (loop_version): Declaration changed.
3813 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3814 position to copy_bbs.
3815 (loop_version): Pass position to duplicate_loop_to_header_edge.
3816 Add place_after argument and position new blocks according to
3818 * modulo-sched.c (sms_schedule): Pass place_after argument
3820 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3821 * tree-cfg.c (split_edge_bb_loc): New function.
3822 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3823 to determine position of new blocks.
3824 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3826 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3827 argument to duplicate_block.
3828 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3829 Pass position to copy_bbs.
3831 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3833 * fold-const.c (ptr_difference_const): Use
3834 cst_and_fits_in_hwi instead of host_integerp.
3836 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3838 * config/darwin.c (gen_pic_offset): New.
3839 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3842 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3844 PR tree-optimization/23486
3845 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3847 2005-08-23 Phil Edwards <phil@codesourcery.com>
3849 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3850 remove use_collect2.
3851 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3853 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3854 configuration files to override the default value.
3856 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3857 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3858 * config/vx-common.h: New file, split out from...
3859 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3860 * config/vxworksae.h: New file, for VxWorks AE.
3861 * config/vxworks.opt: New file.
3862 * config/vxlib.c: Update for VxWorks 6.
3864 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3865 other MULTILIB_* variables appropriately.
3866 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3867 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3868 * config/rs6000/vxworks.h: Update for VxWorks 6.
3869 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3871 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3874 * config/darwin.c (machopic_select_section): Remove the hack to
3875 mark "::operator new" and "::operator delete" for coalescing
3876 even though they are not weak.
3878 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3880 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3881 * configure: Regenerate.
3883 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3886 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3888 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3889 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3892 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3894 * config/rs6000/predicates.md (equality_operator): New.
3895 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3896 comparison with a large constant.
3898 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3900 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3902 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3904 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3905 registers is even, and we have a hardware double precision fp,
3907 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3908 size of current argument when checking if argument was passed in
3911 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3914 * stor-layout.c (finalize_type_size): Dont override
3915 existing alignment with a smaller alignment from the mode.
3917 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3919 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3920 * lambda.h (lambda_vector_lexico_pos): ... here.
3921 * tree-data-ref.c (build_classic_dist_vector): Return false when
3922 the distance vector is lexicographically negative.
3924 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3926 PR tree-optimization/23511
3927 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3928 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3930 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3932 PR tree-optimization/22043
3933 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3934 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3935 If ALLOW_FLEXARR, handle types ending with flexible array member.
3936 Pass false as second argument to recursive count_type_elements calls.
3937 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3938 argument to count_type_elements call.
3939 * tree-sra.c (decide_block_copy): Likewise.
3940 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3941 for a constant-sized object, set cleared as well. Pass true as
3942 second argument to count_type_elements call.
3944 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3947 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3948 from legitimate_small_data_p, and make global. Update use.
3949 Remove forward declaration.
3950 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3952 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3954 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3956 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3957 of scratch intermediates.
3958 (eq<mode>_compare): Same.
3959 (neg_eq0<mode>): New.
3960 (neg_eq<mode>): Convert to define_insn_and_split.
3962 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3965 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3966 stdarg functions, set/clear the fp marker even when no variable
3968 * config/rs6000/sysv4.opt (mprototype): Describe.
3970 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3972 PR rtl-optimization/23478
3973 * regs.h (reg_info): Add throw_calls_crossed.
3974 (REG_N_THROWING_CALLS_CROSSED): Define.
3975 * flow.c (allocate_reg_life_data): Initialize
3976 REG_N_THROWING_CALLS_CROSSED.
3977 (propagate_one_insn, attempt_auto_inc): Update
3978 REG_N_THROWING_CALLS_CROSSED.
3979 * global.c (global_alloc): Don't allocate pseudos across
3980 calls that may throw.
3982 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3985 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3986 value is inbetween the range if we did not find an exact match.
3988 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3990 * doc/invoke.texi (Option Summary): Add ms1 options.
3991 * doc/extend.texi: Document interrupt handler attribute for ms1.
3992 * doc/md.texi: Document ms1 constraints.
3993 * config.gcc: Add ms1-*-elf.
3994 * config/ms1/ms1.h: New.
3995 * config/ms1/ms1.c: New.
3996 * config/ms1/ms1.md: New.
3997 * config/ms1/ms1-protos.h: New.
3998 * config/ms1/ABI.txt: New.
3999 * config/ms1/crti.asm: New.
4000 * config/ms1/crtn.asm: New.
4001 * config/ms1/lib2extra-funcs.c: New.
4002 * config/ms1/t-ms1: New.
4003 * config/ms1/ms1.opt: New.
4005 2005-08-22 Ira Rosen <irar@il.ibm.com>
4007 * config/rs6000/altivec.md (xorv4sf3): New.
4008 (negv4sf2, neg<mode>2): Likewise.
4010 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4013 * config/ia64/ia64.md (divsi3): Check divide by zero.
4014 (udivsi3): Likewise.
4016 (udivdi3): Likewise.
4018 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4020 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4021 up to elem_bitsize bits, not max_bitsize.
4023 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4025 PR tree-optimization/23433
4026 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4027 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4029 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4031 PR tree-optimization/23434
4032 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4033 the iteration bound is not an INTEGER_CST.
4035 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4037 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4038 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4039 NULL if need_epilog_adjust is false.
4040 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4041 Case 3 always peels first itration, not just for PLUS case, and no need
4042 to use scalar_initial_def here. Create an epilog adjustment only if
4043 scalar_initial_def is not NULL.
4045 (vectorizable_reduction): Remove assert.
4047 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4051 (__moddi3): Likewise.
4052 (__udivdi3): Likewise.
4053 (__umoddi3): Likewise.
4054 (__divsi3): Likewise.
4055 (__modsi3): Likewise.
4056 (__udivsi3): Likewise.
4057 (__umodsi3): Likewise.
4059 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4061 * tree-pass.h (TDF_GRAPH): Define.
4062 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4063 * passes.c (finish_optimization_passes): Only call
4064 finish_graph_dump_file if TDF_GRAPH is set.
4065 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4066 NULL. Set TDF_GRAPH bit.
4067 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4069 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4071 * arm.h (arm_stack_offsets): Add locals_base field.
4072 * arm.c (arm_get_frame_offsets): Compute it.
4073 (thumb_compute_initial_elimination offset): Make the Thumb frame
4074 pointer point to the base of the local variables.
4075 (thumb_expand_prologue): Update accordingly.
4076 (thumb_expand_epilogue): Likewise.
4078 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4079 mode of clobbered scratch to DImode. Handle a case that's known to
4082 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4084 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4085 (gt0<mode>_compare): Delete.
4086 (neg_gt0<mode>): Delete.
4088 2005-08-19 Eric Christopher <echristo@apple.com>
4090 * optabs.h: Change CTI_ to COI_.
4093 2005-08-19 James E Wilson <wilson@specifix.com>
4095 * builtins.c (expand_builtin_return_addr): Set
4096 current_function_accesses_prior_frames when count != 0. Use
4097 frame_pointer_rtx when count == 0.
4098 * function.h (struct function): Add accesses_prior_frames field.
4099 (current_function_accesses_prior_frames): Define.
4100 * reload1.c (init_elim_table): Check
4101 current_function_accesses_prior_frames.
4102 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4104 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4106 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4107 indicator. Return true if the flowgraph changed during
4110 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4113 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4114 conditional expression before testing its value.
4116 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4118 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4120 2005-08-19 Devang Patel <dpatel@apple.com>
4122 PR tree-optimization/23048
4123 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4124 third parameter. Check whether latch is dominated by exit
4126 (if_convertible_loop_p): Supply exit block itself to
4127 if_convertible_bb_p.
4129 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4132 * arm.md (arm_load_pic_register): Change argument to the mask of
4133 saved registers. Call thumb_find_work_register if we need a
4134 scratch register on Thumb.
4135 (arm_expand_prologue): Pass empty register set to
4136 arm_load_pic_register.
4137 (thumb_expand_prologue): Pass live_regs_mask directly to
4138 arm_load_pic_register.
4139 * arm-protos.h (arm_load_pic_register): Update prototype.
4141 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4143 * sh.c (find_sole_member): New function.
4144 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4145 if the record's alignment is larger than the size of its only member.
4147 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4150 * arm.c (thumb_legitimize_reload_address): New function.
4151 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4152 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4154 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4156 * config/crx/crx.c: Implement crx_decompose_address. Reject
4157 symbolic displacements since CRX register relative adressing
4158 mode can't handle unsigned 32-bit values as displacements.
4159 * config/crx/crx.h: Simplify definitions, remove redundant
4160 parenthesis and obsolete macros.
4161 * config/crx/crx.opt: Add new switch for debugging addresses.
4162 * config/crx/crx-protos.h: Add new declarations for above.
4164 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4167 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4170 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * collect2.c (dup2): Delete.
4173 * configure.ac: Don't check for dup2.
4175 * config.in, configure: Regenerate.
4177 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4179 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4180 record with the type of its only member.
4182 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4184 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4185 define_insn_and_split.
4186 (plus_ltu<mode>_compare): Same.
4187 (gtu<mode>_compare): Same.
4188 (plus_gtu<mode>_compare): Same.
4190 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4192 PR tree-optimization/22228
4193 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4195 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4196 are recorded in vect_vnames_to_rename for renaming.
4197 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4198 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4199 in vect_vnames_to_rename.
4200 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4201 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4203 2005-08-18 Jan Hubicka <jh@suse.cz>
4206 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4207 info only for local statics, not for member variables.
4209 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4211 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4213 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4215 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4217 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4220 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4222 2005-08-17 James E Wilson <wilson@specifix.com>
4224 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4227 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4229 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4230 (leu<mode>_compare): Same.
4231 (plus_leu<mode>): Same.
4232 (neg_leu<mode>): Same.
4233 (and_neg_leu<mode): Same.
4234 (ltu<mode>_compare): Same.
4235 (plus_ltu<mode>): Same.
4237 (geu<mode>_compare): Same.
4238 (plus_geu<mode>): Same.
4239 (neg_geu<mode>): Same.
4240 (and_neg_geu<mode>): Same.
4241 (plus_gt<mode>): Same.
4242 (gtu<mode>_compare): Same.
4243 (plus_gtu<mode>): Same.
4245 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4247 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4248 Move call_table_data to end. Delete spurious .text.
4249 (callt_save_all_interrupt): Fix comment typo.
4251 2005-08-17 James E Wilson <wilson@specifix.com>
4252 Kevin Winchester <winchester@amirix.com>
4255 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4257 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4260 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4261 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4263 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4265 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4266 record with the type of its only member if the modes don't match.
4268 * varasm.c (decode_reg_name): Skip empty additional register names.
4270 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4272 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4273 lsm_tmp_name_length): New.
4274 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4275 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4277 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4278 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * config.gcc: Added z9-109 switch.
4281 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4282 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4283 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4284 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4285 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4286 for "z9_109" cpu attribute.
4287 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4288 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4289 (s390_handle_arch_option): Added z9-109 switch.
4290 (override_options): Set respective cost function for z9-109.
4291 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4292 (legitimate_reload_constant_p): Accept extended immediates.
4293 (print_operand): Three new output modifiers added: k, m and o.
4294 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4295 (s390_output_mi_thunk): Use extended immediate when possible.
4296 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4297 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4298 (CONSTRAINT_LEN): Added length of O constraint.
4299 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4300 * config/s390/s390.md ("cpu"): New value z9_109 added.
4301 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4302 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4303 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4304 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4305 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4306 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4307 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4308 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4309 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4310 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4311 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4312 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4313 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4314 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4315 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4317 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4318 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4319 insns for TARGET_EXTIMM.
4321 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4323 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4325 2005-08-17 Nick Clifton <nickc@redhat.com>
4327 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4328 Call default_encode_section_info.
4330 2005-08-17 Steven Bosscher <stevenb@suse.de>
4332 PR tree-optimization/21574
4333 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4334 constant, return CONSTANT.
4335 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4336 (ccp_fold, visit_assignment): Likewise.
4337 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4339 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4341 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4342 fold_buildN instead of buildN then fold_initializer or fold.
4343 (build_unary_op): Likewise.
4344 (build_binary_op): Likewise.
4345 * fold-const.c (fold_initializer): Remove.
4346 (fold_build1_initializer): New function.
4347 (fold_build2_initializer): New function.
4348 (fold_build3_initializer): New function.
4349 * tree.h (fold_initializer): Remove.
4350 (fold_build1_initializer): New function.
4351 (fold_build2_initializer): New function.
4352 (fold_build3_initializer): New function.
4354 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4356 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4357 (try_move_mult_to_index): Call fold_build2 instead of build2.
4358 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4359 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4360 fold_binary_to_constant.
4361 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4363 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4364 check if A == gcd (A, B). Remove TYPE argument.
4365 (analyze_offset) Use fold_build2 instead of fold (build.
4366 (create_data_ref): Likewise.
4367 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4368 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4371 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4373 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4374 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4376 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4379 * gimplify.c (zero_sized_type): New function.
4380 (gimplify_modify_expr_rhs): If we have a zero sized type,
4381 replace the statement with an empty statement.
4383 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4385 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4388 2005-08-16 Ian Lance Taylor <ian@airs.com>
4390 * doc/tm.texi (Label Output): Correct typo.
4392 2005-08-16 Steven Bosscher <stevenb@suse.de>
4395 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4396 force_operand will work later on using have_insn_for.
4398 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4400 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4402 2005-08-16 Ian Lance Taylor <ian@airs.com>
4405 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4406 vector type, don't try to construct it element by element. Add an
4407 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4409 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4411 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4413 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4415 * doc/invoke.texi (Precompiled Headers): Document some more options
4416 which are known to be safe.
4418 2005-08-16 James E Wilson <wilson@specifix.com>
4420 PR tree-optimization/21105
4421 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4422 TREE_OVERFLOW check.
4424 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4426 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4427 (neg_ltu<mode>): Same.
4429 (neg_gtu<mode>): Same.
4431 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4433 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4434 (fold_builtin_isdigit): Use fold_buildN.
4435 (build_function_call_expr): Likewise.
4436 * c-typeck.c (c_finish_loop): Likewise.
4438 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4439 Richard Shann <rshann@superh.com>
4441 PR middle-end/20396:
4442 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4444 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4446 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4448 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4451 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4452 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4455 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4458 * fold-const.c (build_range_check): Disable optimization for function
4459 pointer expressions on targets that require function pointer
4462 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4464 * simplify-rtx.c (simplify_const_relational_operation): When
4465 extracting arguments of a COMPARE, recompute the mode as well.
4467 2005-08-15 Ian Lance Taylor <ian@airs.com>
4469 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4471 2005-08-15 DJ Delorie <dj@redhat.com>
4473 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4475 (movsi_splittable): Allow, but split, moves to the stack.
4476 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4479 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4482 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4483 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4485 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4486 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4487 Delete HOST_PTR_PRINTF.
4489 * configure, config.in: Regenerate.
4491 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4493 * config/rs6000/rs6000.md (QHSI): New mode macro.
4494 (wd): Extend mode attr for QImode and HImode
4495 (dbits): New mode attr.
4496 (zero_extend<mode>di2): Convert to mode macro.
4498 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4501 * doc/invoke.texi (-mgnu-ld): Update description.
4504 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4507 * Makefile.in (tree-chrec.o): Depends on real.h.
4508 * tree-chrec.c: Include real.h.
4509 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4510 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4511 * tree-scalar-evolution.c (add_to_evolution_1,
4512 interpret_rhs_modify_expr): Ditto.
4514 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4517 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4518 step is negative compute the estimation from init downwards to zero.
4520 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4522 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4524 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4526 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4528 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4529 Accept double-word constants that can be split.
4530 * config/s390/s390.md ("movti"): Use 'P' constraint.
4531 ("*movdi_31", "*movdf_31"): Likewise.
4533 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4535 Fix PR tree-optimization/22615
4537 * tree-ssa-structalias.c (solution_set_add): Handle
4538 first_vi_for_offset returning NULL.
4539 (do_da_constraint): Ditto.
4540 (do_sd_constraint): Ditto.
4541 (do_ds_constraint): Ditto
4542 (find_func_aliases): Ditto.
4543 (build_constraint_graph): RHS is allowed be ANYTHING.
4544 (first_vi_for_offset): Return NULL if we couldn't find anything at
4547 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4549 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4550 over memory as first operand.
4552 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4555 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4556 available for setting it.
4558 2005-08-14 Ira Rosen <irar@il.ibm.com>
4560 PR tree-optimization/23320
4561 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4562 data-refs' types instead of base object nullness. Add check for
4563 pointer type data-refs before first location comparison. Remove
4566 2005-08-14 Andreas Schwab <schwab@suse.de>
4568 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4570 2005-08-13 James E Wilson <wilson@specifix.com>
4572 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4573 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4574 -fstack-protector-all, --param ssp-buffer-size): Document.
4575 (-Wvariadic-macros): Alphabetize.
4576 (-fsched-stalled-insns-dep): Add missing 'f'.
4578 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4581 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4583 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4584 or indirect address operand.
4585 (EXTRA_ADDRESS_CONSTRAINT): New.
4586 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4588 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4590 PR tree-optimization/22236
4591 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4592 successors and predecessors.
4593 * tree-chrec.c (chrec_convert): Before converting, check that
4594 sequences don't wrap.
4595 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4596 (analyze_array): Extern.
4597 (find_data_references_in_loop): Remove call to
4598 compute_estimated_nb_iterations.
4599 * tree-data-ref.h (analyze_array): Declared.
4600 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4601 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4602 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4603 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4605 * tree-ssa-loop-ivcanon.c: Fix documentation.
4606 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4607 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4608 (infer_loop_bounds_from_undefined): New.
4609 (estimate_numbers_of_iterations_loop): Use
4610 infer_loop_bounds_from_undefined.
4611 (used_in_pointer_arithmetic_p): New.
4612 (scev_probably_wraps_p): Pass an extra parameter. Call
4613 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4614 (convert_step): Fix documentation.
4615 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4616 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4617 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4618 scev_probably_wraps_p.
4620 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4622 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4623 (s390_register_info): Ignore clobbered_regs information for fixed
4624 registers, and only fixed registers.
4625 (s390_init_frame_layout): Remove redundant call.
4627 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4629 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4630 description of -Wold-style-casts.
4632 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4633 Jakub Jelinek <jakub@redhat.com>
4635 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4636 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4637 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4638 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4639 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4640 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4641 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4642 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4643 ("stack_protect_set", "stack_protect_test"): New expanders.
4644 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4645 "stack_protect_testdi"): New insn definitions.
4647 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4649 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4651 2005-08-12 Paul Brook <paul@codesourcery.com>
4653 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4655 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4657 * config/s390/predicates.md (setmem_operand): New predicate.
4658 (shift_count_operand): Accept ANDs with special constants as
4660 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4661 with special constants.
4662 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4663 shift_count_operand with setmem_operand.
4665 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4667 * config/s390/s390.c (s390_extract_part, s390_single_part):
4669 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4670 (s390_output_mi_thunk): Don't use lg on 31 bit.
4671 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4672 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4674 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4676 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4677 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4678 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4679 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4680 with one of the new macros.
4682 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4684 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4685 Don't set save_return_addr_p.
4686 (s390_register_info): Make clobbered_regs not depending on
4689 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4691 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4692 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4694 2005-08-11 James E. Wilson <wilson@specifix.com>
4696 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4698 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4700 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4701 locations gathered by var-tracking in single entry loc_list
4702 over loc_descriptor_from_tree.
4704 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4705 pass it down to loc_descriptor.
4706 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4707 (containing_function_has_frame_base): Move earlier in the file.
4708 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4709 instead of always assuming fbreg can't be used.
4711 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4713 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4714 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4715 Accept address wrapped in AND for Altivec.
4716 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4717 Strip AND wrapping offset address for Altivec.
4719 2005-08-11 Richard Henderson <rth@redhat.com>
4722 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4723 before using TYPE_IS_SIZETYPE.
4725 2005-08-11 Richard Henderson <rth@redhat.com>
4728 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4729 insn types not present on ev4.
4730 (alphaev5_insn_pipe): Similarly.
4732 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4735 * arm.c (arm_override_options): If the user has selected callee-super-
4736 interworking, then enable normal interworking.
4738 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4740 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4743 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4745 * doc/rtl.texi: Fix two typos.
4747 2005-08-11 Richard Guenther <rguenther@suse.de>
4750 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4751 cases where we call to/from functions returning void.
4753 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4756 * tree.c (build_pointer_type_for_mode): Robustify.
4758 2005-08-10 James E Wilson <wilson@specifix.com>
4760 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4761 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4763 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4766 2005-08-10 Eric Christopher <echristo@apple.com>
4768 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4769 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4772 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4775 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4776 for the high part when generating dynamic-no-pic code.
4778 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4780 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4781 (x86_64-*-linux*): Likewise.
4783 * config/i386/crtfastmath.c: New file.
4784 * config/i386/t-crtfm: Likewise.
4786 * config/i386/linux.h (ENDFILE_SPEC): New.
4787 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4789 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4792 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4794 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4795 (vec_shl, vec_shr): Document new operations.
4796 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4798 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4800 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4801 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4802 change predicate to indexed_or_indirect_address.
4804 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4806 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4807 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4808 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4809 and __aeabi_uwrite8.
4810 * config/arm/unaligned-funcs.c: New file.
4811 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4813 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4815 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4817 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4818 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4820 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4821 * final.c (pass_shorten_branches): Add dump.
4822 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4823 (pass_life): Rename dump.
4824 (rest_of_handle_flow2): Remove initial verify_flow_info.
4825 * function.c (pass_instantiate_virtual_regs): Add dump.
4826 * integrate.c (pass_initial_value_sets): Add dump.
4827 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4828 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4829 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4830 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4831 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4832 gate_rtl_unrool_and_peel_loops): New.
4833 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4834 rtl_doloop): Do not look at flags.
4835 * mode-switching.c (pass_mode_switching): Add dump.
4836 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4837 pass_split_before_regstack): Add dump.
4838 * regmove.c (pass_stack_adjustments): Add dump.
4839 * tree-optimize.c (pass_fixup_cfg): Add dump.
4841 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4844 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4845 deciding which instruction sequence to use.
4847 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4849 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4850 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4852 2005-08-09 Richard Guenther <rguenther@suse.de>
4854 * c-common.c (builtin_function_2): Remove.
4855 (def_builtin_1): New function.
4856 (c_common_nodes_and_builtins): Use def_builtin_1 to
4857 build builtin functions.
4859 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4861 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4862 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4863 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4866 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4868 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4869 fold_binary instead of fold_build2 since we don't care about the
4871 (loop_niter_by_eval): Likewise.
4872 (compare_trees): Likewise.
4873 (proved_non_wrapping_p): Likewise.
4875 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4879 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4880 if the if is really empty.
4882 2005-08-09 Steven Bosscher <stevenb@suse.de>
4884 PR tree-optimization/23234
4885 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4886 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4887 argument of the new enum.
4888 (execute_cse_reciprocals): Add reciprocals for function arguments
4889 on the unique successor edge of the entry block. Update other calls
4890 to execute_cse_reciprocals_1.
4892 2005-08-08 Richard Henderson <rth@redhat.com>
4895 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4897 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4899 * expr.c (write_complex_part): Return after handling MEM.
4901 2005-08-08 Josh Conner <jconner@apple.com>
4903 PR rtl-optimization/23241
4904 * combine.c (simplify_comparison): Fix error in determining
4905 whether to lift a subreg from comparison.
4907 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4910 * config/rs6000/altivec.md (vec_init<mode>): New.
4911 (vec_set<mode>): New.
4912 (vec_extract<mode>): New.
4913 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4914 (rs6000_expand_vector_set): New.
4915 (rs6000_expand_vector_extract): New.
4916 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4917 for Altivec modes before reload.
4918 (altivec_expand_vec_init_builtin): New.
4919 (get_element_number): New.
4920 (altivec_expand_vec_set_builtin): New.
4921 (altivec_expand_vec_ext_builtin): New.
4922 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4924 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4926 * config/rs6000/rs6000.h (rs6000_builtins): Add
4927 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4928 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4929 * config/rs6000/rs6000-protos.h: Declare new functions.
4931 2005-08-08 Jan Hubicka <jh@suse.cz>
4933 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4934 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4935 * i386.md (movdi*): Use pic_32bit_operand.
4936 * predicates.md (pic_32bit_operand): New.
4938 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4941 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4943 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4945 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4946 (test_for_singularity): Use fold_build2.
4948 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4950 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4952 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4954 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4955 (COMMON_ASM_OP) Define.
4956 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4957 (ix86_encode_section_info): Likewise.
4958 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4959 SUBTARGET_ENCODE_SECTION_INFO.
4961 2005-08-06 Richard Henderson <rth@redhat.com>
4964 * tree-nested.c (convert_local_reference): Save and restore val_only
4965 around component_ref and friends. Clear walk_subtrees by default.
4967 2005-08-06 Peter O'Gorman <peter@pogma.com>
4970 * gcc.c (process_command): Check the argument to -b has a dash.
4971 * doc/invoke.texi: Update -b and -V docs.
4973 2005-08-06 James E Wilson <wilson@specifix.com>
4975 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4977 2005-08-06 Michael Matz <matz@suse.de>
4979 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4980 member only if only one insn is associated with the value.
4982 2005-08-06 Nick Clifton <nickc@redhat.com>
4984 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4986 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4987 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4988 Check symbol flags instead of symbol name mangling.
4989 (xstormy16_asm_output_aligned_common): Likewise. Also
4990 simplify code since the bss100_section cass is the only case
4991 where the below100 code will be triggered.
4992 (xstormy16_encode_section_info): Encode below100 attribute
4993 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4995 (xstormy16_strip_name_encoding): Delete - this function is no
4997 (TARGET_STRIP_NAME_ENCODING): Undefine.
4998 * config/stormy16/stormy16-protos.h: Delete prototype for
4999 xstormy16_strip_name_encoding.
5001 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5003 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5004 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5005 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5006 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5007 config/alpha/predicates.md, config/arc/arc.h,
5008 config/arm/arm.h, config/arm/ieee754-df.S,
5009 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5010 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5011 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5012 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5013 config/m68hc11/m68hc11.h, config/mips/mips.c,
5014 config/mips/mips.h, config/mips/openbsd.h,
5015 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5016 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5017 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5018 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5019 config/sparc/linux.h, config/sparc/linux64.h,
5020 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5021 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5022 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5023 typos. Follow spelling conventions.
5025 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5028 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5029 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5030 specially. Check for side effects only for COND_EXPR.
5031 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5032 return with TREE_NO_WARNING.
5034 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5036 PR rtl-optimization/23233
5037 * loop.c (combine_movables): Require the modes to be the same.
5038 (move_movables): Remove handling of cases where the replacement
5039 had a different mode to the original.
5041 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5043 PR tree-optimization/23128
5044 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5045 subtraction wrap, and set TREE_OVERFLOW if they do.
5047 2005-08-05 Richard Henderson <rth@redhat.com>
5050 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5051 FORCED_LABEL labels.
5053 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5056 * reload.c (find_reloads_subreg_address): Pass down TYPE
5057 unchanged. Change all callers except find_reloads_toplev.
5059 2005-08-05 Michael Matz <matz@suse.de>
5061 * genattrtab.c (current_alternative_string): Remove.
5062 (SIMPLIFY_ALTERNATIVE): Ditto.
5063 (attr_alt_bit_p): Ditto.
5064 (alternative_name): Make const char *.
5065 (evaluate_eq_attr): Remove use of above things.
5066 (simplify_test_exp): Ditto.
5067 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5068 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5070 2005-08-04 James E Wilson <wilson@specifix.com>
5072 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5073 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5074 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5075 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5076 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5078 2005-08-04 Richard Henderson <rth@redhat.com>
5081 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5082 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5083 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5084 if we'd have to instantiate too many members.
5086 2005-08-04 Richard Henderson <rth@redhat.com>
5089 * tree-outof-ssa.c (coalesce_asm_operands): New.
5090 (coalesce_ssa_name): Use it. Split out ...
5091 (coalesce_phi_operands, coalesce_result_decls): ... these.
5093 2005-08-04 Paul Brook <paul@codesourcery.com>
5095 * read-rtl.c (read_quoted_string): Break if EOF.
5097 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5099 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5100 (fold_build2): Likewise.
5101 (fold_build3): Likewise.
5102 (fold_build1_stat): New function prototype.
5103 (fold_build2_stat): Likewise.
5104 (fold_build3_stat): Likewise.
5105 * fold-const.c (fold_build1): Rename to ..
5106 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5107 through to build1_stat.
5108 (fold_build2): Rename to ..
5109 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5110 through to build2_stat.
5111 (fold_build3): Rename to ..
5112 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5113 through to build3_stat.
5115 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5116 Ian Lance Taylor <ian@airs.com>
5118 * function.c (assign_stack_local_1): Do not correct stack slot
5119 address if allocation size is smaller than mode size.
5121 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5124 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5125 (tree_merge_blocks): Propagate anything allowed by
5127 Clarify documentation.
5128 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5129 SSA form, schedule an update if necessary.
5131 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5133 * doc/install.texi (Binaries): Remove broken link to
5134 Sinix/Reliant Unix binaries.
5136 2005-08-03 Richard Henderson <rth@redhat.com>
5139 * function.c (stack_protect_epilogue): Export.
5140 * tree.h (stack_protect_epilogue): Declare.
5141 * calls.c (expand_call): Call it.
5143 2005-08-03 Eric Christopher <echristo@apple.com>
5145 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5146 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5149 2005-08-04 Jan Hubicka <jh@suse.cz>
5151 * profile.c (branch_prob): Split edges with goto locus on them
5152 to get proper line counts.
5153 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5155 2005-08-03 Paul Brook <paul@codesourcery.com>
5157 * function.c (assign_parms): Round current_function_args_size
5158 to PARM_BOUNDARY, not STACK_BOUNDARY.
5160 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5162 * config/i386/i386.c (x86_elf_aligned_common)
5163 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5165 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5167 PR tree-optimization/23157
5168 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5169 before emitting them.
5171 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5173 PR tree-optimization/19899
5174 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5175 * tree-scalar-evolution.c: Include real.h.
5176 (add_to_evolution): Build constant -1 of correct type.
5178 2005-08-03 Jan Hubicka <jh@suse.cz>
5180 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5181 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5182 profile updating for complette unrolling.
5183 * loop-unroll.c (peel_loop_completely): Use it.
5184 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5185 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5188 2005-08-03 Paul Brook <paul@codesourcery.com>
5190 * combine.c (can_change_dest_mode): New function.
5191 (try_combine, simplify_set): Use it.
5193 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5195 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5198 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5200 * doc/install.texi (Specific): Adjust link to openavr.org.
5201 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5202 (Binaries): Adjust HP-UX Porting Center link.
5203 (Binaries): Adjust Free Software Foundation ordering link.
5205 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5207 * convert.c (convert_to_integer): Use fold_build1 instead of
5208 build1 when converting an integer to an integer.
5210 2005-08-02 Richard Henderson <rth@redhat.com>
5212 * combine.c (combine_instructions): Don't use reg_equal/equiv
5213 results if the mode doesn't match.
5215 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5217 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5218 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5220 2005-08-02 Richard Henderson <rth@redhat.com>
5223 * explow.c (memory_address): Remove special-case for
5224 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5226 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5229 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5230 number of calls to cleanup_tree_cfg_1.
5232 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5234 * doc/invoke.texi: document file extensions .F90 and .F95
5236 2005-08-02 Richard Guenther <rguenther@suse.de>
5238 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5239 positive if its first argument is positive.
5241 2005-08-02 Richard Guenther <rguenther@suse.de>
5243 PR tree-optimization/23177
5244 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5247 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5249 PR tree-optimization/23129
5250 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5251 varying for divisions with anti-ranges.
5253 2005-08-02 Jan Hubicka <jh@suse.cz>
5255 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5256 * tree-ssa-threadupdate.c (thread_block): Add it here.
5258 2005-08-01 James E Wilson <wilson@specifix.com>
5260 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5261 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5262 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5264 * config/mips/predicates.md (const_call_insn_operand): Add check for
5265 SYMBOL_REF_LONG_CALL_P.
5266 * doc/extend.texi (long_call): Document the new attribute.
5268 2005-08-01 Ian Lance Taylor <ian@airs.com>
5269 Richard Henderson <rth@redhat.com>
5271 * Makefile.in (RTL_BASE_H): Add real.h.
5272 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5274 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5276 * rtl.c (rtl_check_failed_code_mode): New.
5277 * rtl.h (struct rtx_def): Add u.rv.
5278 (XCMWINT, XCNMPRV): New.
5279 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5280 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5282 2005-08-01 Richard Henderson <rth@redhat.com>
5284 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5285 with auto-inc codes.
5287 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5289 2005-08-01 Jan Hubicka <jh@suse.cz>
5291 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5292 * i386.c: Include dwarf2.h
5293 (asm_preferred_eh_data_format): New.
5294 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5296 2005-08-01 Ian Lance Taylor <ian@airs.com>
5298 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5299 randomize_va_space for virtual address randomization control.
5301 2005-08-01 Steven Bosscher <stevenb@suse.de>
5303 * common.opt (flag_ipa_cp): Put in right place to maintain
5306 2005-08-01 Jan Hubicka <jh@suse.cz>
5308 * profile.c (compute_value_histograms): Fix thinko.
5309 * value-prof.c: Include toplev.h
5310 (check_counter): New function.
5311 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5312 tree_mod_subtract_transform): Add sanity check.
5314 2005-08-01 Richard Guenther <rguenther@suse.de>
5316 PR tree-optimization/23133
5317 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5318 current functions parameter decls to find defs to cse
5321 2005-08-01 Richard Guenther <rguenther@suse.de>
5323 PR tree-optimization/23109
5324 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5325 If trapping math is in effect, use post-dominator information
5326 to check if we'd in any case reach a trapping point before
5327 doing the reciprocal insertion.
5328 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5329 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5330 expressions are invariant only if trapping math is not in effect.
5332 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5334 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5335 cgraph_function_versioning): New declarations.
5336 * cgraphunit.c: Add include to ipa-prop.h.
5337 (update_call_expr, cgraph_copy_node_for_versioning,
5338 cgraph_function_versioning): New functions.
5339 * integrate.c (copy_decl_for_inlining): Remove.
5340 * ipa-prop.h (ipa_replace_map): New struct.
5341 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5342 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5343 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5344 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5345 ipcp_iterate_stage, ipcp_method_scale_print,
5346 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5347 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5348 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5349 ipcp_update_bb_counts, ipcp_update_profiling,
5350 ipcp_update_edges_counts): New functions.
5351 (ipcp_method_cval_init): Remove restriction regarding local methods.
5352 (ipcp_init_stage): Add ipcp_method_compute_scale.
5353 (ipcp_insert_stage): Add versioning.
5354 (ipcp_structures_print): Add ipcp_method_scale_print.
5355 (ipcp_driver): Dump profiling info.
5356 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5357 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5358 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5359 (struct inline_data): Add versioning_p, ipa_info, new fields.
5360 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5361 declare_return_variable): Replace calls to copy_decl_for_inlining with
5363 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5365 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5366 Add argument VERSIONING.
5367 (copy_arguments_for_versioning, copy_static_chain,
5368 function_versionable_p, tree_versionable_function_p,
5369 tree_function_versioning, replace_ref_tree): New functions.
5370 * tree-inline.h: Include varray.h.
5371 (tree_versionable_function_p, tree_function_versioning,
5372 tree copy_decl_for_dup): New declarations.
5374 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5376 * ipa-cp.c: New file. Contains IPCP specific functionality.
5377 * ipa-prop.h: New file. Contains structures/definitions that can be
5378 used by several interprocedural data flow optimizations (and also IPCP).
5379 * ipa-prop.c: New file.
5380 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5381 * common.opt: Add ipa-cp flag.
5382 * timevar.def: Add IPCP optimization.
5383 * tree-optimize.c (init_tree_optimization_passes): Schedule
5385 * tree-pass.h (pass_ipa_cp): Declare.
5387 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5389 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5390 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5391 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5392 config/i386/i386.c, config/mips/mips.h,
5393 config/rs6000/rs6000.h, config/sh/sh.c,
5394 config/stormy16/stormy16.c: Fix comment typos.
5396 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5399 * c-typeck.c (build_binary_op): Use common_type wrapper on
5401 (common_type): Update comment.
5403 2005-07-31 Steven Bosscher <stevenb@suse.de>
5406 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5407 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5408 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5410 2005-07-31 Jan Hubicka <jh@suse.cz>
5412 * pretty-print.h (pp_widest_integer): New macro.
5413 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5416 2005-07-31 Jan Hubicka <jh@suse.cz>
5418 * output.h (enum section_category): Export from varasm.c
5419 (categorize_decl_for_section): Likewise.
5420 * varasm.c (enum section_category): Kill.
5421 (categorize_decl_for_section): Make global.
5422 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5424 * i386.c (ix86_section_threshold): New static variable.
5425 (ix86_in_large_data_p, ix86_encode_section_info,
5426 x86_64_elf_unique_section,
5427 x86_64_elf_select_section): New functions.
5428 (TARGET_ENCODE_SECTION_INFO): Define
5429 (override_options): Enable medium model for PIC.
5430 (ix86_expand_prologue): Expand gen_set_got_rex64.
5431 (legitimate_constant_p): Handle new UNSPECs.
5432 (legitimate_pic_address_disp_p): Likewise.
5433 (legitimize_pic_address): Lower MEDIUM model addressing.
5434 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5435 (enum cmodel): Add MEDIUM_PIC.
5436 (SYMBOL_REF_FAR_ADDR_P): New macro.
5437 (SYMBOL_FLAG_FAR_ADDR): New flag.
5438 * i386.md (movdi): Support medium model.
5439 (set_got_rex64): New pattern.
5440 * i386.opt (mlarge-data-threshold): New flag.
5441 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5442 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5443 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5444 TARGET_ASM_UNIQUE_SECTION): New.
5446 * invoke.texi (-mlarge_data_threshold): Document
5448 2005-07-31 Jan Hubicka <jh@suse.cz>
5450 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5451 (coalesce_vars): Likewise.
5452 * tree-ssa-live.c (coalesce_cost): New.
5453 (build_tree_conflict_graph): Use coalesce_cost.
5454 * tree-ssa-live.h (coalesce_cost): Declare.
5456 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5458 * arm.md (all peepholes for post-increment operations): Delete.
5459 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5460 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5461 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5462 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5463 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5465 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5467 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5470 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5473 * doc/invoke.texi: Document -rdynamic.
5475 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5478 * c-parser.c (c_parser_parms_list_declarator): Call
5479 mark_forward_parm_decls.
5480 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5481 decls with visibility structure.
5483 2005-07-30 Paul Brook <paul@codesourcery.com>
5485 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5487 2005-07-30 Paul Brook <paul@codesourcery.com>
5489 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5491 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5493 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5495 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5498 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5499 nested function declarators.
5500 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5501 (grokparms): Call warn_if_shadowing for parameters used within the
5503 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5504 not used within the parameter list.
5505 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5507 2005-07-30 Jan Hubicka <jh@suse.cz>
5509 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5510 * i386.c (ix86_fixup_binary_operands): Likewise.
5511 (ix86_expand_unary_operator): Likewise.
5512 (ix86_expand_fp_absneg_operator): Likewise.
5513 * optabs.c (expand_vec_cond_expr): Validate dest.
5515 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5518 * real.c (real_from_string): Also set last bit if there is a
5519 nonzero hex digit beyond GCC's internal precision after ".".
5521 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5523 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5524 define_constants. Change duplicate values to unassigned numbers.
5525 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5526 (*altivec_vspltsf): New.
5527 (altivec_vperm_v4sf): Delete.
5528 (altivec_vperm_<mode>): Use mode macro V.
5529 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5530 (altivec_predicate_v4sf): Delete.
5531 (altivec_predicate_<mode>): Use mode macro V.
5532 (*altivec_lvesfx): New.
5533 (*altivec_stvesfx): New.
5534 (vec_realign_load_v4sf): Delete.
5535 (vec_realign_load_<mode>): Use mode macro V.
5536 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5539 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5542 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5544 * configure: Regenerated.
5546 2005-07-29 Paul Brook <paul@codesourcery.com>
5548 * doc/install.texi: Add link to GFortran binaries wiki page.
5550 2005-07-29 David Ung <davidu@mips.com>
5552 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5553 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5554 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5555 * config/mips/mips.md (cpu): Add 5kf name.
5556 (includes): Includes 5k.md.
5557 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5558 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5561 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5564 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5565 (cleanup_tree_cfg): ... here.
5566 Call cleanup_tree_cfg_1 until there are no more cleanups to
5569 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5571 * tree-vrp.c (compare_range_with_value): Return true or false
5572 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5573 EQ_EXPR respectively.
5575 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5577 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5580 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5582 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5583 (tree_ssa_dominator_optimize): Increment it.
5584 (dump_dominator_optimization_stats): Print it.
5586 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5587 Steven Bosscher <stevenb@suse.de>
5589 PR rtl-optimization/23117
5590 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5591 when head == tail. Tidy comment.
5593 2005-07-28 Richard Henderson <rth@redhat.com>
5595 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5596 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5597 * jump.c (rtx_renumbered_equal_p): Likewise.
5598 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5599 CONST_INT and CONST_DOUBLE.
5600 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5601 * reload.c (operands_match_p): Special case CONST_INT and
5602 CONST_DOUBLE; check mode earlier.
5604 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5607 * c-typeck.c (convert_for_assignment): Do not check
5608 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5610 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5613 * c-typeck.c (composite_type): Prefer constant size arrays to
5616 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5619 * real.c (real_from_string): Set last bit if there is a nonzero
5620 hex digit beyond GCC's internal precision.
5622 2005-07-28 Richard Henderson <rth@redhat.com>
5625 * cfgcleanup.c (try_forward_edges): Watch out for end of
5628 2005-07-28 James E Wilson <wilson@specifixinc.com>
5631 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5633 2005-07-28 Jan Hubicka <jh@suse.cz>
5635 * Makefile.in (rtl-profile.o): Kill all traces of it.
5636 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5637 * coverage.h (rtl_coverage_counter_ref): Kill.
5638 * opts.c (flag_speculative_prefetching_set): Kill.
5639 (flag_loop_optimize_set): New.
5640 (common_handle_option): Disable loop optimizer when profiling;
5641 do not handle speculative prefetching.
5642 * passes.c (init_optimization_passes): Replace pass_profiling combo
5643 by branch_prob pass.
5644 * profile.c (compute_value_histograms): Update for simplified value
5646 (rtl_register_profile_hooks): Kill.
5647 (pass_profiling): Kill.
5648 (rest_of_handle_branch_prob): Do not profile.
5649 * toplev.c (process_options): Remove speculative prefetching.
5650 * toplev.h (flag_tree_based_profiling): Kill.
5651 * tree-profile.c (prepare_instrumented_value,
5652 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5653 tree_gen_one_value_profiler, do_tree_profiling): Update for
5654 simplified datastructures.
5655 * value-prof.c: Add comment that speculative prefetching was dropped;
5656 update rest of file for simplified datastructures.
5657 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5658 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5659 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5660 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5661 rtl_mod_subtract, gen_speculative_prefetch,
5662 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5663 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5664 (gate_handle_value_profile_transformations,
5665 rest_of_handle_value_profile_transformations,
5666 pass_value_profile_transformations): Kill.
5667 * value-prof.h (histogram_value_t): Remove IL based unions.
5668 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5669 rtl_profile_hooks): Remove hooks.
5671 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5673 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5674 (cgraph_clone_node): Likewise.
5675 * cgraph.h (cgraph_clone_edge): Update prototype.
5676 (cgraph_clone_node): Likewise.
5677 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5679 (lookup_recursive_calls): Consider profile.
5680 (cgraph_decide_recursive_inlining): Fix updating; use new
5681 probability argument; use profile.
5682 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5683 * tree-inline.c (copy_bb): Update clal of clone_edge.
5684 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5686 * invoke.texi (min-inline-recursive-probability): Document.
5688 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5690 * doc/install.texi (Configuration): Update Valgrind homepage.
5692 2005-07-28 Richard Henderson <rth@redhat.com>
5695 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5696 labels we want to delete.
5697 (cfg_layout_merge_blocks): Likewise.
5699 2005-07-28 Richard Henderson <rth@redhat.com>
5702 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5703 when expanding to nothing.
5705 2005-07-28 Josh Conner <jconner@apple.com>
5707 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5708 (cgraph_decide_inlining_of_small_functions): Likewise.
5710 2005-07-28 Josh Conner <jconner@apple.com>
5712 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5713 direction of badness if negative.
5714 (cgraph_default_inline_p): Add reason to parameters, and assign it
5716 (cgraph_decide_inlining_of_small_functions): New parameter in call
5717 to cgraph_default_inline_p.
5718 (cgraph_decide_inlining_incrementally): Likewise.
5719 * cgraphunit.c (decide_is_function_needed): Likewise.
5720 * cgraph.h (cgraph_default_inline_p): Likewise.
5722 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5724 * builtins.c: Fix comment typo(s).
5725 * genautomata.c: Likewise.
5726 * gimplify.c: Likewise.
5727 * tree-dfa.c: Likewise.
5728 * tree-flow-inline.h: Likewise.
5729 * tree-into-ssa.c: Likewise.
5730 * tree-ssa-alias.c: Likewise.
5731 * tree-ssa-ccp.c: Likewise.
5732 * tree-ssa-copy.c: Likewise.
5733 * tree-ssa-dce.c: Likewise.
5734 * tree-ssa-dom.c: Likewise.
5735 * tree-ssa-operands.c: Likewise.
5736 * tree-tailcall.c: Likewise.
5737 * tree-vectorizer.c: Likewise.
5738 * tree-vrp.c: Likewise.
5741 2005-07-28 Jeff Law <law@redhat.com>
5743 * tree-vrp.c (test_for_singularity): Extracted from ...
5744 (simplify_cond_using_ranges): Attempt to simplify a relational
5745 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5747 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5749 PR tree-optimization/22506
5750 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5751 phis whose argument is constant.
5753 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5755 PR rtl-optimization/18992
5756 Back out this patch:
5757 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5758 PR optimization/12142
5759 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5760 uses of the register in the SET_SRC. Remove unnecessary argument.
5762 Replace it with this:
5763 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5764 if flag_non_call_exceptions is set and the insn may trap, pass
5765 pc_rtx as dest for recursion.
5766 In SET_SRC part of SET case, if dest is already set, pass it down
5769 2005-07-28 Jan Hubicka <jh@suse.cz>
5771 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5772 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5773 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5775 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5776 profile when available.
5778 2005-07-28 Jan Beulich <jbeulich@novell.com>
5780 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5781 (ia64_print_operand): Describe and handle 'X'.
5782 (ia64_register_move_cost): Also handle FP_REGS.
5783 (ia64_preferred_reload_class): Likewise.
5784 (ia64_secondary_reload_class): Likewise.
5785 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5786 it. Also check for ITANIUM_CLASS_FLDP.
5787 * config/ia64/ia64.h (FP_REGNO_P): New.
5788 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5789 (reg_class): Add FP_REGS.
5790 (REG_CLASS_NAMES): Adjust for it.
5791 (REG_CLASS_CONTENTS): Likewise.
5792 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5793 (REG_CLASS_FROM_LETTER): Handle 'x'.
5794 (CLASS_MAX_NREGS): Handle FP_REGS.
5795 (MEMORY_MOVE_COST): Likewise.
5796 * config/ia64/ia64.md (itanium_class): Add fldp.
5797 (type): Handle fldp.
5798 (movti_internal): More allowable operand combinations. Use ldfp8 when
5799 splitting unnecessary. Remove predicable attribute. Adjust
5800 itanium_class attribute.
5801 (smuldi3_highpart): Remove outdated comment.
5802 (mulditi3, umulditi3, rotlti3): New expanders.
5803 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5804 (absti2): Disabled new insn for future reference.
5805 Respective new splitters.
5806 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5807 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5808 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5810 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5812 PR rtl-optimization/23047
5813 * simplify-rtx.c (simplify_const_relational_operation): Respect
5814 flag_wrapv for comparisons with ABS.
5816 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5818 PR tree-optimization/22493
5819 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5820 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5822 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5824 * config/frv/frv.opt (moptimize-membar): New.
5826 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5828 * config/frv/frv.h: Remove machine_function definition.
5830 * config/frv/frv.c (struct frv_io): New.
5831 (struct machine_function): Moved from frv.h. Add has_membar_p.
5832 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5833 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5834 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5835 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5836 (frv_reorg): Call frv_optimize_membar when appropriate.
5837 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5838 (frv_expand_builtin): Adjust calls accordingly.
5839 (frv_io_address_cookie): New function.
5840 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5841 load or store rather than a special insn. Add ccnstant address and
5842 io-type operands to the membar.
5843 (frv_ifcvt_modify_tests): Unsign regno.
5844 (frv_ifcvt_modify_tests): Same.
5846 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5847 UNSPEC_OPTIONAL_MEMBAR constant.
5848 (builtin_read_<mode>): Delete.
5849 (builtin_write_<mode>): Delete.
5850 ("optional_membar_<mode>"): Add operand.
5852 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5853 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5854 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5855 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5856 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5857 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5858 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5859 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5860 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5862 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5864 * df.c (df_uses_record): Handle SCRATCH.
5866 2005-07-28 Steven Bosscher <stevenb@suse.de>
5869 * passes.c (rest_of_decl_compilation): If decl is a type and
5870 we have encountered errors, don't emit debug information.
5872 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5874 * params.def: Fixed comment.
5876 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5879 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5880 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5881 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5883 2005-07-27 Steven Bosscher <stevenb@suse.de>
5886 * varasm.c (assemble_start_function): Don't do anything that may
5887 require a CFG if the current function is a thunk.
5889 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5891 * doc/install.texi (Prerequisites): Mention that perl is needed
5892 to do export control in libstdc++ targetting Darwin.
5894 2005-07-27 Steven Bosscher <stevenb@suse.de>
5896 PR rtl-optimization/17808
5897 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5898 (sched_insns_conditions_mutex_p): Split out from...
5899 (add_dependence): ...here. But don't call it from here.
5900 (add_dependence_list): Check sched_insns_conditions_mutex_p
5901 before calling add_dependence.
5902 (add_dependence_list_and_free): Likewise.
5903 (fixup_sched_groups): Likewise.
5904 (sched_analyze_1): Likewise.
5905 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5906 (sched_analyze): Likewise.
5907 (sched_analyze_insn): Likewise.
5908 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5909 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5910 dependencies on all COND_EXEC insns to jumps ending basic blocks
5911 when doing intrablock scheduling.
5912 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5914 2005-07-27 Jeff Law <law@redhat.com>
5916 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5917 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5918 equivalency sets, correctly handle the case were vr0 has an
5919 equivalency set, but vr1 does not.
5921 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5923 PR tree-optimization/23073
5924 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5925 vect_print_dump_info before fprintf.
5927 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5929 PR tree-optimize/22348
5930 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5931 Fold the partial computation.
5933 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5935 PR tree-optimization/22325
5936 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5938 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5940 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5941 (force_var_cost): ... this function.
5942 (compute_phi_arg_on_exit): Export.
5944 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5946 PR tree-optimization/20773
5947 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5950 2005-07-27 Richard Guenther <rguenther@suse.de>
5952 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5953 Avoid pushing again if current struct contains only
5954 fields we decomposed.
5956 2005-07-27 Jan Hubicka <jh@suse.cz>
5958 PR tree-optimization/22574
5959 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5962 * tree-tailcall.c (decrease_profile): New function.
5963 (eliminate_tail_call): Use it.
5965 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5966 visibility flags correctly in whole program mode.
5968 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5970 PR rtl-optimization/22472
5971 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5973 2005-07-26 Steven Bosscher <stevenb@suse.de>
5975 PR tree-optimization/22504
5976 * tree-complex.c (expand_complex_addition): Use 'code' instead
5977 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5979 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5981 * config.gcc (cpu_type): Add frv case.
5982 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5983 (supported_defaults): Add fr550 case.
5985 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5988 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5989 whether a pointer of type T * may point to objects of type T *.
5991 2005-07-26 DJ Delorie <dj@redhat.com>
5993 * configure: Regenerate.
5995 2005-07-26 Dale Johannesen <dalej@apple.com>
5997 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5999 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6001 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6002 Clarify use of "build" in name.
6004 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6006 * doc/extend.texi (Raw read/write Functions): New section.
6007 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6008 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6009 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6010 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6011 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6012 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6013 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6014 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6015 * config/frv/frv.c: Add bdesc_loads global.
6016 Add bdesc_stores global.
6017 (frv_init_builtins): Add support for __builtin_{read/write}*.
6018 (frv_volatile_memref): New.
6019 (frv_expand_load_builtin): New.
6020 (frv_expand_store_builtin): New.
6021 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6022 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6023 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6024 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6025 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6026 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6027 (builtin_read_<mode>): New.
6028 (builtin_write_<mode>): New.
6029 (builtin_write64): New.
6030 (optional_membar_<mode>): New.
6032 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6034 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6035 (rather than units) against HOST_BITS_PER_WIDE_INT.
6037 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6039 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6040 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6041 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6042 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6045 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6046 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6047 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6049 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6051 2005-07-26 Richard Guenther <rguenther@suse.de>
6053 PR tree-optimization/22486
6054 * fold-const.c (fold_unary): Fold away useless component
6055 references of the form (T *)&T.x, if the address
6058 2005-07-25 James E Wilson <wilson@specifixinc.com>
6060 * dwarf2out.c (add_call_src_coords_attributes): New.
6061 (gen_inlined_subroutine_die): Call it.
6062 (maybe_emit_file, init_file_table): Add comments.
6063 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6065 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6066 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6067 * tree.h (BLOCK_SOURCE_LOCATION): New.
6068 (struct tree_block): New field locus.
6070 2005-07-26 Andreas Schwab <schwab@suse.de>
6072 PR rtl-optimization/23043
6073 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6074 when allocating a struct unoccr.
6076 2005-07-25 Richard Henderson <rth@redhat.com>
6079 * tree-complex.c (gate_no_optimization): True if errors.
6080 * Makefile.in (tree-complex.o): Update dependencies.
6082 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6084 * config/frv/predicates.md (integer_register_operand): Use
6087 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6090 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6092 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6094 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6096 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6097 types when flag_unsafe_math_optimizations is true.
6099 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6101 * gcc.c (option_map): Add --sysroot.
6102 (process_command): Handle --sysroot.
6103 (display_help): Document it.
6104 * doc/cppopts.tex (-isysroot): Document.
6105 * doc/invoke.texi (--sysroot): Document.
6106 * doc/install.texi (--with-build-sysroot): Document.
6108 * Makefile.in (inhibit_libc): New variable.
6109 (INHIBIT_LIBC_CFLAGS): Likewise.
6110 (LIBGCC2_CFLAGS): Include
6111 $(INHIBIT_LIBC_CFLAGS).
6112 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6113 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6114 ($(T)crtend.o): Likewise.
6115 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6116 ($(T)crtendS.o): Likewise.
6117 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6118 ($(T)crtendT.o): Likewise.
6119 (stmp-fixinc): Do not complain about missing headers if
6121 * configure.ac (inhibit_libc): Set it to true/false.
6122 (--with-build-sysroot): New option. Use it to set
6124 * configure: Regenerated.
6126 2005-07-25 Manfred Hollstein <mh@suse.com>
6128 * calls.c (store_one_arg): Fix unsigned comparison warning.
6130 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6133 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6134 (ggc_print_statistics): Initialize variable before use.
6136 2005-07-25 Richard Guenther <rguenther@suse.de>
6138 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6139 calling with a PHI_NODE argument.
6141 * tree-flow-inline.h (overlap_subvar): Protect against
6144 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6146 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6147 * configure: Regenerate.
6149 2005-07-25 Ira Rosen <irar@il.ibm.com>
6151 * expr.c (highest_pow2_factor): Make extern.
6152 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6153 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6154 record_array_differ_p, array_ptr_differ_p): Likewise.
6155 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6156 additional cases. Call the above functions.
6157 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6158 base_object_differ_p when there are two base objects. Otherwise, compare
6159 base address and offset. Call may_alias_p.
6160 (dump_data_reference): Use a correct field name.
6161 (analyze_array): Make static. Initialize new data-ref fields.
6162 (analyze_indirect_ref): New function.
6163 (init_data_ref): Initialize new data-ref fields.
6164 (strip_conversion): Moved from tree-vect-analyze.c.
6165 (analyze_offset_expr, get_ptr_offset, address_analysis,
6166 object_analysis): Likewise.
6167 (analyze_offset): New function.
6168 (create_data_ref): Likewise.
6169 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6170 dimensions for ARRAY_REFs only.
6171 (build_classic_dist_vector): Make static.
6172 (access_functions_are_affine_or_constant_p): Call macro to get the
6173 address of access functions.
6174 (compute_all_dependences): Add new parameter
6175 compute_self_and_read_read_dependences. Compute self and read-read
6176 dependences if it is true.
6177 (find_data_references_in_loop): Call create_data_ref. Initialize new
6179 (compute_data_dependences_for_loop): Add new parameter
6180 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6181 compute nb_loops. Call compute_all_dependences,
6182 build_classic_dist_vector and build_classic_dir_vector with correct
6184 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6185 with correct parameters. Compare dimensions for ARRAY_REFs only.
6186 (free_data_refs): Call macro to free access functions.
6187 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6188 fields from stmt_vinfo.
6189 (struct base_object_info): New structure.
6190 (struct data_reference): Move fields to base_object_info. Add fields
6191 first_location and object_info for above structures. Move fields from
6192 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6193 aligned_to. Add macros to access the new fields.
6194 Update functions declarations.
6195 * tree-flow.h (is_aliased_with): Declare.
6196 * tree-loop-linear.c (linear_transform_loops): Call
6197 compute_data_dependences_for_loop with correct parameters.
6198 * tree-ssa-alias.c (is_aliased_with): New function.
6199 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6200 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6201 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6202 vect_base_addr_differ_p, compute_subscript_distance and
6203 build_classic_dist_vector. Add printings. Check absolute value of
6205 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6207 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6208 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6209 to bytes. Add printing.
6210 (vect_compute_data_refs_alignment): Go through loads and stores in one
6212 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6213 vect_analyze_data_ref_access): Likewise.
6214 (vect_analyze_pointer_ref_access): Remove.
6215 (vect_address_analysis, vect_object_analysis): Likewise.
6216 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6217 and analyze data-refs in the loop.
6218 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6219 fields of data-ref instead of stmt. Add init to the offset from the
6221 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6222 (vect_update_init_of_dr): Likewise.
6223 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6224 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6226 (new_loop_vec_info): Initialize new fields.
6227 (destroy_loop_vec_info): Free new fields.
6228 (vect_strip_conversion): Remove.
6229 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6230 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6231 datarefs. Add new field ddrs.
6232 Add macros for the new fields access.
6233 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6234 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6235 Remove their macros.
6236 * tree.h (highest_pow2_factor): Declare.
6238 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6240 * calls.c (store_one_arg): Check for sibling call MEM arguments
6241 from already clobbered incoming argument area.
6243 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6245 * c-common.c (check_missing_format_attribute): New.
6246 * c-common.h (check_missing_format_attribute): Likewise.
6247 * c-typeck.c (convert_for_assignment): Use it.
6249 2005-07-24 Andreas Schwab <schwab@suse.de>
6251 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6252 register use a word move. Correct operand of ext.w in 68000 code.
6254 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6256 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6257 variables as declarations, rather than definitions.
6259 2005-07-24 Ira Rosen <irar@il.ibm.com>
6261 PR tree-optimization/22526
6262 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6265 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6267 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6268 that C99 reserve for future use. Use it to define clog10,
6269 clog10f and clog10l.
6271 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6274 * configure.ac: Check for -Wmissing-format-attribute.
6276 * configure: Regenerate.
6278 2005-07-23 Richard Henderson <rth@redhat.com>
6280 PR tree-optimization/22623
6281 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6283 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6286 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6288 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6290 * Makefile.in (C_TREE_H): Update dependencies.
6291 * c-tree.h: Include toplev.h.
6292 * diagnostic.h (diagnostic_set_info): Add format attribute.
6293 * rtl-error.c (diagnostic_for_asm): Likewise.
6295 2005-07-23 Chao-ying Fu <fu@mips.com>
6297 * config/mips/mips-dsp.md: New file.
6298 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6299 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6301 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6302 MIPS_BUILTIN_BPOSGE32.
6303 (mips_expand_builtin_direct): Add one parameter to indicate that
6304 builtin functions need to return a value.
6305 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6307 (mips_regno_to_class): Add classes for 12 new DSP registers.
6308 (mips_subword): Change to check four HI registers.
6309 (mips_output_move): Output move to and from 6 new DSP accumulators.
6310 (override_options): Make sure -mdsp and -mips16 are not used together.
6311 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6313 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6315 (print_operand): Add 'q' for printing DSP accumulators.
6316 (mips_cannot_change_mode_class): Check ACC_REGS.
6317 (mips_secondary_reload_class): Check ACC_REGS.
6318 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6319 (mips_register_move_cost): Check ACC_REGS.
6320 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6321 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6322 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6323 (dsp_bdesc): New array.
6324 (bdesc_arrays): Add DSP builtin function table.
6325 (mips_prepare_builtin_arg): Check predicate again after
6327 (mips_expand_builtin): Add one more parameter to
6328 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6329 MIPS_BUILTIN_BPOSGE32.
6330 (mips_init_builtins): Initialize new function types.
6331 (mips_expand_builtin_direct): Check if builtin functions need to
6332 return a value and pass operands properly.
6333 (mips_expand_builtin_bposge): New function.
6334 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6335 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6336 (FIRST_PSEUDO_REGISTER): Increase to 188.
6337 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6338 Update for 12 new DSP registers.
6339 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6340 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6341 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6342 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6343 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6344 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6345 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6346 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6347 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6348 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6349 (REGISTER_NAMES): Add names for 12 new DSP registers.
6350 * config/mips/mips.md: Include mips-dsp.md.
6351 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6352 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6353 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6354 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6355 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6356 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6357 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6358 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6359 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6360 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6361 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6362 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6363 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6364 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6365 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6366 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6367 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6368 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6369 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6370 (UNSPEC_RDDSP): New constants.
6371 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6372 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6374 * config/mips/mips.opt (-mdsp): New option.
6375 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6376 (reg_imm10_operand): New predicates.
6377 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6378 * doc/invoke.texi (-mdsp): Document new option.
6380 2005-07-22 DJ Delorie <dj@redhat.com>
6382 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6384 * tree-inline.c (inlinable_function_p): Likewise.
6386 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6389 * toplev.c (check_global_declarations): Do not mark undefined
6390 variables as DECL_IGNORED_P.
6391 * varasm.c (first_global_object_name): GTY it.
6392 (weak_global_object_name): Likewise.
6393 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6394 a string to go into {weak,first}_global_object_name.
6396 2005-07-22 DJ Delorie <dj@redhat.com>
6398 * c-format.c (check_function_format): Change warning control
6399 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6401 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6403 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6404 &PTR->FLD a dereference of PTR.
6405 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6406 a potential dereference of PTR.
6408 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6410 PR rtl-optimization/20370
6411 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6412 call allocate_reg_info if necessary.
6414 PR rtl-optimization/21848
6415 * calls.c (emit_library_call_value_1): For const functions, add
6416 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6418 PR rtl-optimization/22445
6419 * cselib.c (target.h): Include.
6420 (rtx_equal_for_cselib_p): Allow commutative matches.
6421 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6422 Remove MODE parameter. Changed all callers.
6424 PR rtl-optimization/22258
6425 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6427 (try_combine): Use likely_spilled_retval_p.
6429 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6431 * config.gcc: Add crx-elf support.
6433 * doc/contrib.texi: Mention crx.
6434 * doc/extend.texi: Document crx extensions.
6435 * doc/install.texi: Document crx install.
6436 * doc/invoke.texi: Document crx options.
6437 * doc/md.texi: Document crx constraints.
6439 * config/crx/crx-protos.h: New file.
6440 * config/crx/crx.c: New file.
6441 * config/crx/crx.h: New file.
6442 * config/crx/crx.md: New file.
6443 * config/crx/crx.opt: New file.
6444 * config/crx/t-crx: New file.
6446 2005-07-22 Manfred Hollstein <mh@suse.com>
6448 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6450 (int_add_graph_edge): Likewise.
6451 (collapse_nodes): Likewise.
6452 (process_unification_queue): Likewise.
6454 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6455 Laurent GUERBY <laurent@guerby.net>
6457 PR tree-optimization/22336
6458 * function.c (record_block_change): Check for
6459 cfun->ib_boundaries_block.
6461 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6463 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6464 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6466 2005-07-21 DJ Delorie <dj@redhat.com>
6468 * toplev.c (warn_deprecated_use): Add warning control to warning
6470 * c-typeck.c (parser_build_binary_op): Likewise.
6471 (c_finish_if_stmt): Likewise.
6472 * c-common.c (check_function_sentinel): Likewise.
6473 (check_nonnull_arg): Likewise.
6475 2005-07-21 Richard Henderson <rth@redhat.com>
6478 * tree-complex.c (complex_ssa_name_components): New.
6479 (cvc_lookup): Allow entry not found.
6480 (create_components): Remove.
6481 (create_one_component_var, get_component_var): New.
6482 (get_component_ssa_name, set_component_ssa_name): New.
6483 (extract_component): Use get_component_ssa_name.
6484 (update_complex_components): Use set_component_ssa_name.
6485 (update_complex_components_on_edge): Likewise.
6486 (update_phi_components): Create new PHI nodes directly, instead
6487 of adding insns to edges.
6488 (tree_lower_complex): Allocate and free complex_variable_components
6489 and complex_ssa_name_components here.
6491 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6493 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6494 revert to returning false.
6496 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6499 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6501 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6504 * config/i386/i386.md (cmpxf): Change operand constraints
6505 to "nonmemory_operand".
6507 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6509 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6511 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6514 * fold-const.c (fold_build1): Add checksum for the operands.
6515 (fold_build2): Likewise.
6516 (fold_build3): Likewise.
6518 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6521 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6523 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6525 * common.opt (-fforward-propagate): Committed by mistake,
6528 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6530 * reg-stack.c: Fix comment typo(s).
6531 * tree-ssa-operands.c: Likewise.
6532 * tree-vectorizer: Likewise.
6534 2005-07-21 Nick Clifton <nickc@redhat.com>
6536 * config/sh/symbian.c: Replace C++ style line comments with C
6537 style line comments.
6538 (symbian_add_attribute): Do not use a ? operator on the LHS of
6540 (sh_symbian_handle_dll_attribute): Change the type of the
6541 method vector to "VEC(tree,gc)*" and use vector accessor
6542 macros to walk over the elements.
6543 (symbian_export_vtable_and_rtti_p): Likewise.
6544 (symbian_class_needs_attribute_p): Likewise.
6546 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6549 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6550 initialize targetm.resolve_overloaded_builtin here.
6551 (altivec_expand_overloaded_builtin): Make it non-static.
6552 * config/rs6000/rs6000-protos.h
6553 (altivec_expand_overloaded_builtin): New prototype.
6554 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6555 targetm.resolve_overloaded_builtin here.
6556 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6558 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6559 Zdenek Dvorak <dvorakz@suse.cz>
6561 PR tree-optimization/19210
6562 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6564 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6565 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6566 rely on unproven assumptions.
6567 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6568 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6569 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6570 to number_of_iterations_exit.
6571 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6572 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6573 * tree-ssa-loop-niter.c (find_loop_niter,
6574 estimate_numbers_of_iterations_loop): Likewise.
6575 (number_of_iterations_exit): Honor the new options.
6576 * doc/invoke.texi (Wunsafe-loop-optimizations,
6577 funsafe-loop-optimizations): Document them.
6579 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6581 PR rtl-optimization/22167
6582 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6584 2005-07-20 Adam Nemet <anemet@lnxw.com>
6586 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6587 __do_global_dtors_aux longcall.
6589 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6591 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6592 (old_special_pred_table): Don't reference
6593 SPECIAL_MODE_PREDICATES.
6594 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6595 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6596 * config/sh/predicates.h: Don't mention
6597 SPECIAL_MODE_PREDICATES.
6598 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6601 2005-07-20 DJ Delorie <dj@redhat.com>
6603 * config.gcc: Add m32c-elf support.
6605 * doc/contrib.texi: Mention m32c.
6606 * doc/extend.texi: Document m32c extensions.
6607 * doc/install.texi: Mention m32c.
6608 * doc/invoke.texi: Document m32c options.
6609 * doc/md.texi: Document m32c constraints.
6611 * config/m32c/addsub.md: New file.
6612 * config/m32c/bitops.md: New file.
6613 * config/m32c/cond.md: New file.
6614 * config/m32c/jump.md: New file.
6615 * config/m32c/m32c-lib1.S: New file.
6616 * config/m32c/m32c-lib2.c: New file.
6617 * config/m32c/m32c-modes.def: New file.
6618 * config/m32c/m32c-pragma.c: New file.
6619 * config/m32c/m32c-protos.h: New file.
6620 * config/m32c/m32c.abi: New file.
6621 * config/m32c/m32c.c: New file.
6622 * config/m32c/m32c.h: New file.
6623 * config/m32c/m32c.md: New file.
6624 * config/m32c/m32c.opt: New file.
6625 * config/m32c/minmax.md: New file.
6626 * config/m32c/mov.md: New file.
6627 * config/m32c/muldiv.md: New file.
6628 * config/m32c/predicates.md: New file.
6629 * config/m32c/prologue.md: New file.
6630 * config/m32c/shift.md: New file.
6631 * config/m32c/t-m32c: New file.
6633 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6635 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6636 (stack_protect_set, stack_protect_test): New expanders.
6637 (stack_protect_set_si, stack_protect_set_si_media,
6638 stack_protect_set_di_media, stack_protect_test_si,
6639 stack_protect_test_si_media, stack_protect_test_di_media):
6642 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6644 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6646 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6648 * tree.h (tree_expr_nonzero_p): Export.
6649 * fold-const.c (tree_expr_nonzero_p): Likewise.
6650 Return true for CALL_EXPRs that are alloca calls.
6651 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6653 * tree-flow.h (expr_computes_nonzero): Remove.
6654 * tree-vrp.c (expr_computes_nonzero): Remove.
6655 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6656 (extract_range_from_unary_expr): Likewise.
6657 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6658 tree_expr_nonzero_p.
6660 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6662 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6663 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6664 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6665 All callers changed.
6666 (frame_related_constant_load): New arg "related" which controls
6667 setting of RTX_FRAME_RELATED_P. All callers changed.
6668 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6669 (bfin_expand_prologue): Add stack limit checking.
6670 * config/bfin/bfin.md (trapifcc): New pattern.
6672 * config/bfin/bfin.c: Include "langhooks.h".
6673 (def_builtin): Go through lang_hooks to call builtin_function.
6675 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6676 * config/bfin/predicates.md (symbol_ref_operand): New.
6677 (call_insn_operand): Delete. All callers changed to use
6678 register_no_elim_operand.
6679 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6681 (function_arg): Use it to generate the call's operand 2.
6682 (bfin_longcall_p): New function.
6683 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6684 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6685 determine if the address needs to be in a REG.
6686 (bfin_handle_longcall_attribute): New function.
6687 (bfin_attribute_table): Add "longcall" and "shortcall".
6688 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6689 (CUMULATIVE_ARGS): New member call_cookie.
6690 (PREDICATE_CODES): Add symbol_ref_operand.
6691 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6692 extra USE to the pattern.
6693 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6694 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6695 sibcall_value_insn; now the new patterns handle direct calls and the
6696 old ones indirect calls.
6697 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6699 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6701 * doc/trouble.texi: Update section on handling of empty loops.
6703 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6705 * config.gcc: Remove support for sparc-*-openbsd*,
6706 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6708 * config.host: Remove support for i860-*-sysv4* as a host.
6709 * config/i860/*, config/ip2k/*, config/ns32k/*,
6710 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6711 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6712 mention obsolete ports.
6714 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6716 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6718 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6719 of frame_pointer_rtx.
6720 (sh_expand_epilogue): Likewise.
6721 (sh_set_return_address): Likewise.
6722 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6723 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6724 offsets from FRAME_POINTER_REGNUM.
6725 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6726 (sh_register_names): Add initializer for sfp.
6727 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6728 (VALID_REGISTER_P): Likewise.
6729 (FIRST_PSEUDO_REGISTER): Update.
6730 (DWARF_FRAME_REGISTERS): Define.
6731 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6732 (HARD_FRAME_POINTER_REGNUM): Define.
6733 (FRAME_POINTER_REGNUM): Redefine.
6734 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6735 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6736 from FRAME_POINTER_REGNUM.
6737 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6738 FRAME_POINTER_REGNUM.
6739 (REG_CLASS_CONTENTS): Add sfp.
6740 (REG_ALLOC_ORDER): Likewise.
6741 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6742 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6743 of frame_pointer_rtx.
6744 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6746 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6748 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6749 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6750 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6752 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6755 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6757 Make CONSTRUCTOR use VEC to store initializers.
6758 * c-common.c (complete_array_type): Update to cope with VEC in
6760 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6761 (pp_c_constructor_elts): New function.
6762 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6763 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6764 struct constructor_stack, struct initializer_stack,
6765 constructor_elements, push_init_level, pop_init_level,
6766 add_pending_init, find_init_member, output_init_element): Update to
6767 cope with VEC in CONSTRUCTOR_ELTS.
6768 * coverage.c (build_fn_info_value, build_ctr_info_value,
6769 build_gcov_info): Likewise.
6770 * expr.c (categorize_ctor_elements_1, store_constructor,
6771 expand_expr_real_1): Likewise.
6772 * fold-const.c (fold_ternary): Likewise.
6773 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6774 gimplify_init_constructor, gimplify_expr): Likewise.
6775 * tree-dump.c (dequeue_and_dump): Likewise.
6776 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6778 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6780 * tree-sra.c (generate_element_init_1): Likewise.
6781 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6782 * tree-ssa-operands.c (get_expr_operands): Likewise.
6783 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6784 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6785 (get_initial_def_for_reduction): Likewise.
6786 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6787 value handle in annotations.
6788 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6789 tree_node_structure): Add support for constr_kind.
6790 (build_vector_from_ctor, build_constructor_single,
6791 build_constructor_from_list): New functions.
6792 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6793 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6794 Update to cope with VEC in CONSTRUCTOR_ELTS.
6795 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6796 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6797 CONSTRUCTOR_APPEND_ELT): New macros.
6798 (struct constructor_elt, struct tree_constructor): New data types.
6799 (union tree_node): Add tree_constructor field.
6800 * treestruct.def: Define TS_CONSTRUCTOR.
6801 * varasm.c (const_hash_1, compare_constant, copy_constant,
6802 compute_reloc_for_constant, output_addressed_constants,
6803 initializer_constant_valid_p, output_constant,
6804 array_size_for_constructor, output_constructor): Update to cope with
6805 VEC in CONSTRUCTOR_ELTS.
6806 * vec.h (VEC_empty, VEC_copy): New macros.
6808 2005-07-19 Devang Patel <dpatel@apple.com>
6810 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6812 2005-07-19 Richard Henderson <rth@redhat.com>
6815 * gimplify.c (gimplify_expr): Use main variant type for the temp
6816 destination for a discarded volatile read.
6817 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6818 casts between non-void types that change volatility.
6820 2005-07-15 DJ Delorie <dj@redhat.com>
6822 * toplev.h: Add comment about the first parameter for warning().
6823 * errors.h: Likewise.
6825 * c.opt (Wpragmas): New.
6826 * doc/invoke.texi: Document it.
6828 * function.c (do_warn_unused_parameter): Add warning control to
6830 * c-decl.c (warn_if_shadowing): Likewise.
6831 * c-lex.c (cb_def_pragma): Likewise.
6832 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6833 (pop_alignment): Likewise.
6834 (handle_pragma_pack): Likewise.
6835 (apply_pragma_weak): Likewise.
6836 (handle_pragma_weak): Likewise.
6837 (handle_pragma_redefine_extname): Likewise.
6838 (add_to_renaming_pragma_list): Likewise.
6839 (handle_pragma_extern_prefix): Likewise.
6840 (maybe_apply_renaming_pragma): Likewise.
6841 (handle_pragma_visibility): Likewise.
6843 * config/c4x/c4x-c.c (BAD): Likewise.
6844 (c4x_parse_pragma): Likewise.
6845 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6846 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6847 (rs6000_pragma_longcall): Likewise.
6848 * config/v850/v850-c.c (pop_data_area): Likewise.
6849 (ghs_pragma_section): Likewise.
6850 (ghs_pragma_section): Likewise.
6851 (ghs_pragma_interrupt): Likewise.
6852 (ghs_pragma_starttda): Likewise.
6853 (ghs_pragma_startsda): Likewise.
6854 (ghs_pragma_startzda): Likewise.
6855 (ghs_pragma_endtda): Likewise.
6856 (ghs_pragma_endsda): Likewise.
6857 (ghs_pragma_endzda): Likewise.
6859 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6860 Kenneth Zadeck <zadeck@naturalbridge.com>
6862 * Makefile.in: Removed tree-promote-statics.c
6863 * tree-promote-statics.c: Removed.
6864 * common.opt: Removed flag-promote-statics.
6866 * passes.c: Removed tree-promote-statics pass.
6867 * tree-pass.h: Ditto.
6868 * timevar.def: Removed TV_PROMOTE_STATICS.
6871 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6873 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6875 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6877 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * c-common.c (check_function_arguments): Call
6881 'check_function_format' if either -Wformat or
6882 -Wmissing-format-attribute are specified.
6883 * c-format.c (check_function_format): Check -Wformat before
6884 calling 'check_format_info'.
6885 * c-opts.c (c_common_post_options): Don't warn for
6886 -Wmissing-format-attribute without -Wformat.
6887 * c-typeck.c (convert_for_assignment): Detect additional cases for
6888 -Wmissing-format-attribute.
6889 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6892 2005-07-19 Richard Guenther <rguenther@suse.de>
6894 * config/i386/i386.md (lrint<mode>2): Use temporary
6895 instead of clobbering non-existent memory.
6897 2005-07-19 Nick Clifton <nickc@redhat.com>
6899 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6900 statement to avoid displaying ASCII control characters.
6902 2005-07-19 Ben Elliston <bje@au.ibm.com>
6904 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6905 * cfganal.c (find_edge_index): Ditto.
6906 * combine.c (combine_instructions): Ditto.
6907 * ddg.c (create_scc): Ditto.
6908 (find_successors): Ditto.
6909 (find_predecessors): Ditto.
6910 (find_nodes_on_paths): Ditto.
6911 (longest_simple_path): Ditto.
6912 * flow.c (update_life_info): Ditto.
6913 (count_or_remove_death_notes): Ditto.
6914 (clear_log_links): Ditto.
6915 * modulo-sched.c (generate_reg_moves): Ditto.
6916 (find_max_asap): Ditto.
6917 (find_max_hv_min_mob): Ditto.
6918 (find_max_dv_min_mob): Ditto.
6919 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6920 * sched-rgn.c (extract_edgelst): Ditto.
6921 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6922 (dump_update_ssa): Ditto.
6923 (ssa_names_to_replace) Ditto.
6924 (switch_virtuals_to_full_rewrite): Ditto.
6925 (update_ssa): Ditto.
6926 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6928 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6930 Fix PR tree-optimization/22483
6932 * tree-complex.c (create_components): Use
6933 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6934 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6935 * tree-flow.h (safe_referenced_var_iterator): New structure.
6936 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6937 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6938 safe_referenced_var iterator.
6939 (add_type_alias): Ditto.
6941 2005-07-19 Steven Bosscher <stevenb@suse.de>
6943 * loop-init.c (rest_of_handle_loop2): Remove.
6944 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6945 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6946 (pass_rtl_loop_init, pass_rtl_loop_done,
6947 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6948 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6949 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6950 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6951 pass_tree_loop_done, and pass_tree_unswitch.
6952 (gate_loop): Rename to gate_tree_loop.
6953 * passes.c (init_optimization_passes): Update for renamed tree
6954 loop passes. Add the new loop2 passes as subpasses of loop2.
6955 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6956 Update for the renamed tree loop passes.
6958 2005-07-18 Ian Lance Taylor <ian@airs.com>
6961 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6962 blocks when optimizing.
6964 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6966 * common.opt (frename-registers): Initialize to 2.
6968 (fgcse-after-reload): Ditto.
6969 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6970 (process_options): Only change flag_web, flag_rename_registers,
6971 and flag_rerun_cse_after_loop if not explicitly set by user.
6973 2005-07-18 Jan Beulich <jbeulich@novell.com>
6975 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6976 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6977 in 64-bit mode the same as DImode in 32-bit mode.
6978 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6979 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6980 mode. Add new mode parameter.
6981 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6982 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6983 x86_64_shift_adj): New expanders.
6984 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6985 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6987 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6988 DImode shift splitters.
6989 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6990 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6993 2005-07-18 Jan Beulich <jbeulich@novell.com>
6995 * i386.md (movdi_extzv_1): New.
6996 (zero_extendhidi2): Combine alternatives and never force use of
6998 (zero_extendqidi2): Likewise. Don't restrict input selection.
7000 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7002 Fix PR tree-optimization/22531
7003 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7006 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7008 * tree-promote-statics.c (pass_promote_statics): Change dump file
7011 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7013 * tree-optimize.c (init_tree_optimization_passes): Add
7014 pass_eliminate_useless_stores pass.
7015 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7016 * tree-ssa-pre.c (is_copy_stmt): New function.
7017 (follow_copies_till_vuse): Ditto.
7018 (do_eustores): Ditto.
7019 (gate_eustores): Ditto.
7021 2005-07-16 Richard Henderson <rth@redhat.com>
7023 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7025 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7026 Kenneth Zadeck <zadeck@naturalbridge.com>
7028 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7029 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7030 ipa-type-escape.h, tree-promote-statics.c
7031 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7032 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7033 tree-promote-statics.c: new files.
7034 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7035 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7036 int nonlocal_set_p, mark_constant_function): Deleted.
7037 (rest_of_handle_cfg): Removed call to mark_constant_function.
7038 (nonoverlapping_component_refs_p): Added calls to support
7039 type based aliasing.
7040 * tree-ssa-alias.c (may_alias_p,
7041 compute_flow_insensitive_aliasing): Ditto.
7042 * calls.c (flags_from_decl_or_type): Removed reference to
7044 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7045 too many arguments. This is necessary for Spec 2000.
7046 * cgraph.h (const_function, pure_function): Removed.
7047 * common.opt: Added "fipa-pure-const", "fipa-reference",
7048 "fipa-type-escape", and "ftree-promote-static".
7050 * passes.c: Added ipa and tree-promote-statics passes.
7051 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7052 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7053 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7054 * tree-flow.h: Added exposed sra calls and addition of
7055 reference_vars_info field for FUNCTION_DECLS.
7056 * tree-pass.h: Added passes.
7057 * tree-sra.c: (sra_init_cache): New function.
7058 (sra_insert_before, sra_insert_after) Made public.
7059 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7061 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7062 aliasing. (may_alias_p): Added code to use type escape analysis to
7064 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7065 code to prune clobbers of static variables based on information
7066 produced in ipa-reference pass. Changed call clobbering so that
7067 statics are not marked as clobbered if the call does not clobber
7070 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7072 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7075 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7077 * doc/install.texi (*-*-solaris2*): Document recommended version
7078 of GNU binutils and mention GNU linker problem on Solaris 10.
7080 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7083 * c-decl.c (c_build_bitfield_integer_type): New function.
7084 (finish_struct): Call it.
7085 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7087 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7092 2005-07-16 Jan Hubicka <jh@suse.cz>
7094 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7095 (scale_bbs_frequencies_int): Watch roundoff errors.
7096 * predict.c (return_prediction): Initialize return_stmt.
7098 2005-07-16 Jan Hubicka <jh@suse.cz>
7100 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7101 after RTL profiling.
7103 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7106 * fold-const.c (build_range_check): Convert high/low to etype
7107 if we are only comparing against exp.
7109 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7111 Fix PR tree-optimization/22376
7112 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7114 (need_to_solve): New function.
7115 (compute_points_to_sets): Use it.
7117 2005-07-15 Jan Hubicka <jh@suse.cz>
7119 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7120 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7122 2005-07-15 Richard Guenther <rguenther@suse.de>
7124 * c-common.c (handle_flatten_attribute): New function.
7125 Add flatten function attribute.
7126 * doc/extend.texi: Document flatten function attribute.
7127 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7128 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7130 (cgraph_decide_inlining): Handle functions with flatten
7133 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7135 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7136 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7137 UNSPEC_XCHG, UNSPEC_AND): New.
7138 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7139 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7140 * config/rs6000/sync.md (FETCHOP): New code macro.
7141 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7143 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7144 (sync_compare_and_swap<mode>): Same.
7145 (sync_lock_test_and_set<mode>): Same.
7146 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7147 for QImode and HImode, and not PPC405.
7148 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7149 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7150 (sync_<fetchop>{si,di}_internal): New.
7151 (sync_nand{si,di}_internal): New.
7152 (sync_old_<fetchop>{si,di}_internal): New.
7153 (sync_old_nand{si,di}_internal): New
7154 (sync_new_<fetchop>{si,di}_internal): New.
7155 (sync_new_nand{si,di}_internal): New.
7156 (atomic_and{si,di}): New.
7157 (sync_new_nand{si,di}_internal): New.
7158 (atomic_and{si,di}): New.
7159 (sync_add<mode>_internal): Delete.
7160 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7161 (sync_sub<mode>_internal): Delte.
7162 (sync_subshort_internal): New.
7163 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7164 (sync_anddi_internal): Delete.
7165 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7166 (sync_booldi_internal): Delete.
7167 (sync_boolc<mode>_internal): Delete.
7168 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7169 (sync_boolc<mode>_internal2): Delete.
7170 (sync_boolcc<mode>_internal): Delete.
7171 (isync, lwsync): Use unspec instead of unspec_volatile.
7172 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7173 Revert UNSPEC_VOLATILE.
7174 (rs6000_split_atomic_op): New.
7175 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7177 2005-07-14 Eric Christopher <echristo@redhat.com>
7179 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7180 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7182 2005-07-14 Eric Christopher <echristo@redhat.com>
7184 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7186 2005-07-14 Steven Bosscher <stevenb@suse.de>
7188 PR tree-optimization/22230
7189 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7190 the computation of the four cross productions for "range op range".
7192 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7193 Ulrich Weigand <uweigand@de.ibm.com>
7196 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7199 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7201 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7203 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7205 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7207 2005-07-14 Richard Guenther <rguenther@suse.de>
7210 * config/i386/i386-protos.h (ix86_function_value): Change
7211 prototype to match new target hook.
7212 * config/i386/i386.c (ix86_value_regno): Change prototype
7213 to take extra type argument.
7214 (TARGET_FUNCTION_VALUE): Define.
7215 (ix86_function_ok_for_sibcall): Pass extra argument to
7216 ix86_value_regno, check return slot rtx for exact match.
7217 (ix86_function_value): Take extra parameter. Dispatch to
7218 ix86_value_regno with fndecl/fntype as provided.
7219 (ix86_value_regno): Handle extra type argument.
7220 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7222 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7223 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7224 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7225 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7226 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7228 2005-07-14 Richard Guenther <rguenther@suse.de>
7230 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7231 * calls.c (expand_call): Pass fntype to hard_function_value.
7232 (emit_library_call_value_1): Likewise.
7233 * explow.c: Include target.h.
7234 (hard_function_value): Take extra argument, the fntype.
7235 Use new target hook for function_value.
7236 * expr.h (hard_function_value): Change prototype.
7237 * function.c (aggregate_value_p): Pass 0 as fntype to
7238 hard_function_value.
7239 (assign_parms): Use new target hook for function_value.
7240 Pass 0 as fntype to hard_function_value.
7241 (expand_function_end): Likewise.
7242 * reg-stack.c: Include target.h.
7243 (stack_result): Use new target hook for function_value.
7244 * target-def.h: New target hook function_value.
7245 * target.h: Likewise.
7246 * targhooks.c (default_function_value): New function.
7247 * targhooks.h (default_function_value): Declare.
7249 2005-07-13 Ian Lance Taylor <ian@airs.com>
7251 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7253 2005-07-14 Jan Hubicka <jh@suse.cz>
7255 * tree-dfa.c (dump_variable): Use default_def function.
7256 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7257 * tree-ssa.c (verify_use): Likewise.
7258 * tree-ssanames.c (release_ssa_name): Likewise.
7259 * tree-tailcall.c (eliminate_tail_call): Likewise.
7260 (tree_optimize_tail_calls_1): Likewise.
7261 * tree-vrp.c (get_value_range): Likewise.
7263 2005-07-14 Ben Elliston <bje@au.ibm.com>
7265 * gcc.c (main): Compare language[0] with '*' when iterating over
7268 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7270 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7271 "s390_emit_compare". Add handling of CCZ1mode.
7272 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7273 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7275 (s390_branch_condition_mask): Add CCZ1mode handling.
7276 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7277 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7278 Use CCZ1mode instead of CCZmode.
7279 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7281 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7283 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7285 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7287 2005-07-13 Eric Christopher <echristo@redhat.com>
7289 * config/mips/mips.c (mips_canonicalize_comparison): New.
7290 (mips_emit_int_relational): Use.
7292 2005-07-13 Eric Christopher <echristo@redhat.com>
7294 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7296 * config/s390/s390.md: Include tpf.md. Move tpf specific
7298 * config/s390/tpf.md: To here.
7299 * config/s390/s390.opt: Move tpf specific options...
7300 * config/s390/tpf.opt: to here. Add mmain option.
7301 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7302 * config/s390/tpf.h: Rewrite.
7304 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7306 * doc/tm.texi: Remove @xref{Cross-profiling}.
7308 2005-07-13 Jeff Law <law@redhat.com>
7310 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7311 expressions, test their _DECL operands for pointer equality rather
7312 than using operand_equal_p.
7314 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7317 (TARGET_POSIX_IO): This.
7318 * config/darwin.h: Likewise.
7319 * config/freebsd.h: Likewise.
7320 * config/linux.h: Likewise.
7321 * config/lynx.h: Likewise.
7322 * config/netbsd.h: Likewise.
7323 * config/rs6000/linux64.h: Likewise.
7324 * config/rs6000/linux.h: Likewise.
7325 * config/s390/tpf.h: Likewise.
7326 * config/sh/embed-elf.h: Likewise.
7327 * config/sparc/linux64.h: Likewise.
7328 * config/sparc/linux.h: Likewise.
7329 * config/svr4.h: Likewise.
7330 * gcov-io.h: Likewise.
7332 * doc/tm.texi: Updated.
7334 * libgcov.c (create_file_directory): Defined only if
7335 TARGET_POSIX_IO is defined.
7336 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7339 2005-07-13 Jan Hubicka <jh@suse.cz>
7341 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7343 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7345 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7346 structure as argument.
7348 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7350 PR tree-optimization/21921
7351 * tree-iterator.c (tsi_link_before): Support the case when
7352 tsi_end_p (tsi) == true.
7354 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7356 PR tree-optimization/22442
7357 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7360 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7362 PR rtl-optimization/20376
7363 * toplev.c (process_options): Enable -fweb and -frename-registers when
7365 * doc/invoke.texi: Update the information about when -fweb and
7366 -frename-registers are enabled.
7368 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7371 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7372 if *rhs_p is not a SSA_NAME.
7374 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7376 Fix PR tree-optimization/22422
7377 * tree-ssa-structalias.c (struct variable_info): Add flag for
7379 (get_varinfo): Now a static function.
7380 (new_varinfo): init has_union and is_special_var to false.
7381 (solution_set_add): Check has_union.
7382 (do_da_constraint): Move temporary variable so it gets reset
7384 Also check for special variable.
7385 (do_ds_constraint): Ditto.
7386 (do_sd_constraint): Ditto.
7387 (do_structure_copy): Check for special variable.
7388 (find_func_aliases): Ditto.
7389 (init_base_vars): Set special vars properly.
7391 2005-07-13 Jan Hubicka <jh@suse.cz>
7393 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7396 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7397 (get_expr_operands): Fix thinko wrt flags and subvars.
7399 PR tree-optimize/22379
7400 * tree-inline.c (expand_call_inline): Do not output sorry in early
7403 2005-07-12 Dale Johannesen <dalej@apple.com>
7405 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7407 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7410 * host-linux.h: Include limits.h.
7412 2005-07-12 Dale Johannesen <dalej@apple.com>
7414 * expr.c (compress_float_constant): Add cost check.
7415 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7417 2005-07-12 Dale Johannesen <dalej@apple.com>
7419 * gcc.target/i386/compress-float-sse.c: New.
7420 * gcc.target/i386/compress-float-sse-pic.c: New.
7421 * gcc.target/i386/compress-float-387.c: New.
7422 * gcc.target/i386/compress-float-387-pic.c: New.
7423 * gcc.dg/compress-float-ppc.c: New.
7424 * gcc.dg/compress-float-ppc-pic.c: New.
7426 2005-07-12 Eric Christopher <echristo@redhat.com>
7428 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7430 * config/s390/s390.md: Include tpf.md. Move tpf specific
7432 * config/s390/tpf.md: To here.
7433 * config/s390/s390.opt: Move tpf specific options...
7434 * config/s390/tpf.opt: to here. Add mmain option.
7435 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7436 * config/s390/tpf.h: Rewrite.
7438 2005-07-12 Eric Christopher <echristo@redhat.com>
7440 * gcc.c (struct infile): Update comment for language.
7441 (main): Rewrite input file resetting code.
7443 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7446 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7447 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7448 (lookup_avail_expr): Use constant_boolean_node instead
7449 of boolean_false_node/boolean_true_node.
7451 2005-07-12 Ben Elliston <bje@au.ibm.com>
7453 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7454 and use it when printing num_edges.
7456 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7458 * doc/extend.texi (Blackfin Built-in Functions): New section.
7459 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7462 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7464 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7465 s/cmpstrsi/cmpstrnsi
7466 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7468 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7469 (init_optabs): Initialize cmpstrn_optab.
7470 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7471 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7472 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7473 * config/i386/i386.md: s/cmpstr/cmpstrn
7474 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7475 * doc/md.texi: Update documentation.
7477 2005-07-11 Richard Henderson <rth@redhat.com>
7479 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7480 build_va_arg_indirect_ref.
7481 (alpha_gimplify_va_arg): Likewise.
7482 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7483 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7484 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7485 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7486 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7487 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7489 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7491 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7493 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7494 * passes.c (init_optimization_passes): Add pass_empty_loop.
7495 * tree-pass.h (pass_empty_loop): Declare.
7496 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7497 try_remove_empty_loop, remove_empty_loops): New functions.
7498 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7499 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7501 2005-07-12 Peter Barada <peter@the-baradas.com>
7505 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7506 in address registers.
7507 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7508 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7509 alternative of addsi3_5200.
7511 2005-07-11 Ian Lance Taylor <ian@airs.com>
7513 * config/mips/mips.md (ffs<mode>2): Remove.
7515 2005-07-11 Ian Lance Taylor <ian@airs.com>
7517 * doc/tree-ssa.texi (Cleanups): Improve description of
7519 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7521 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7523 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7524 * tree.h (DECL_ARGUMENT_FLD): New macro.
7526 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7528 Fix PR tree-optimization/22404
7530 * tree-ssa-structalias.c (create_variable_info_for): Use
7533 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7535 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7536 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7537 for second comparison operand.
7538 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7540 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7541 (define_insn_reservation "alu"): Likewise.
7542 (csync, ssync): Now of type sync.
7543 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7544 -mcsync-anomaly -mspecld-anomaly.
7545 * config/bfin/bfin.opt (mcsync): Remove.
7546 (mcsync-anomaly, mspecld-anomaly): Add.
7547 * config/bfin/bfin.c: Include "insn-codes.h".
7548 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7549 (TARGET_DEFAULT_TARGET_FLAGS): New.
7550 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7552 2005-07-11 Steven Bosscher <stevenb@suse.de>
7554 * basic-block.h: Give the BB flags enum a name, bb_flags.
7555 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7556 * cfgcleanup.c (enum bb_flags): Remove here.
7557 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7558 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7559 (update_forwarder_flag): Likewise.
7560 (thread_jump): Likewise.
7561 (try_forward_edges): Likewise.
7562 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7563 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7564 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7566 2005-07-11 Richard Guenther <rguenther@suse.de>
7568 * config/i386/i386.opt: New target option -msseregparm.
7569 * config/i386/i386.c (override_options): Error out for
7570 -msseregparm but no SSE support.
7571 (ix86_function_sseregparm): Check for global sseregparm.
7572 * doc/invoke.texi: Document -msseregparm.
7574 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7576 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7577 (m32rle-*-linux*): Ditto.
7579 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7581 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7582 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7585 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7589 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7590 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7592 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7594 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7595 (varmap): Heapify varmap.
7596 (constraints): Heapify constraints.
7597 (struct constraint_graph): Heapify succs and preds.
7598 (constraint_vec_find): Update for heapification.
7599 (constraint_set_union): Ditto.
7600 (insert_into_complex): Ditto.
7601 (constraint_edge_vec_find): Ditto.
7602 (erase_graph_self_edge): Ditto.
7603 (add_graph_edge): Ditto.
7604 (get_graph_weights): Ditto.
7605 (merge_graph_nodes): Ditto.
7606 (build_constraint_graph): Ditto.
7607 (topo_visit): Ditto.
7608 (solve_graph): Ditto.
7609 (create_variable_info_for): Ditto.
7610 (init_base_vars): Ditto.
7611 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7612 (condese_varmap_nodes): Free complex vector.
7613 (clear_edges_for_node): Clear succs and preds vector.
7615 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7617 * tree-ssa-structalias.c (update_alias_info): Change counting of
7618 references to not include vdefs.
7620 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7622 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7625 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7627 * pa.c (pa_commutative_p): Make PLUS commutative when
7628 TARGET_NO_SPACE_REGS is true.
7630 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7632 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7633 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7634 * tree-dfa.c (dump_subvars_for): New.
7635 (debug_subvars_for): New.
7636 (dump_variable): Show subvariables if VAR has them.
7637 * tree-flow-inline.h (get_subvar_at): New.
7638 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7639 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7641 (struct subvar): Change fields offset and size to unsigned
7643 (dump_subvars_for): Declare.
7644 (debug_subvars_for): Declare.
7645 (get_subvar_at): Declare.
7646 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7647 to unsigned HOST_WIDE_INT *.
7648 (overlap_subvar): Likewise.
7649 * tree-gimple.c (is_gimple_reg): Always return false for
7650 SFTs and memory tags.
7651 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7653 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7654 (compute_may_aliases): Call compute_points_to_sets.
7655 (collect_points_to_info_for): Remove.
7656 (compute_points_to_and_addr_escape): Remove.
7657 (delete_alias_info): Call delete_points_to_sets.
7658 (compute_flow_sensitive_aliasing): If the call to
7659 find_what_p_points_to returns false, call set_pt_anything.
7660 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7661 (set_pt_anything): Clear pi->pt_vars.
7662 (set_pt_malloc): Remove.
7663 (merge_pointed_to_info): Remove.
7664 (add_pointed_to_expr): Remove.
7665 (add_pointed_to_var): Remove.
7666 (collect_points_to_info_r): Remove.
7667 (is_escape_site): Make extern.
7669 (create_overlap_variables_for): Call it.
7670 * tree-ssa-copy.c (merge_alias_info): Never merge
7671 flow-sensitive alias information.
7672 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7673 offset and size to be unsigned HOST_WIDE_INT.
7674 (add_to_addressable_set): Rename from note_addressable.
7675 Set TREE_ADDRESSABLE as the variables are added to the set.
7677 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7678 operands into VUSEs when adding V_MAY_DEFs for members in an
7680 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7681 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7682 (struct variable_info): Add bitfield is_heap_var.
7683 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7684 (new_var_info): Initialize is_heap_var.
7685 (get_constraint_for): Add HEAP variables to the symbol table.
7686 Mark them with is_heap_var.
7687 (update_alias_info): New. Taken mostly from the old
7688 compute_points_to_and_addr_escape.
7689 (handle_ptr_arith): New.
7690 (find_func_aliases): Call update_alias_info.
7691 Call handle_ptr_info for tcc_binary expressions.
7692 Call mark_stmt_modified.
7693 (create_variable_info_for): If DECL has subvars, do not create
7694 variables for its subvars. Always add all the fields.
7695 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7696 SFTs, then add all the SFTs of the structure.
7697 If VI->DECL is an aggregate with subvariables, add the SFT at
7699 (find_what_p_points_to): If VI is an artificial variable,
7700 translate to bitfields in SSA_NAME_PTR_INFO.
7701 If the solution is empty, set pi->pt_vars to NULL
7702 (init_base_vars): Create ANYOFFSET.
7703 (compute_points_to_sets): Rename from create_alias_vars.
7705 (pass_build_pta): Remove.
7706 (delete_points_to_sets): Rename from delete_alias_vars.
7707 (pass_del_pta): Remove.
7708 * tree-ssa-structalias.h (struct alias_info): Move from
7710 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7711 NUM_REFERENCES_SET): Likewise.
7712 (compute_points_to_sets, delete_points_to_sets): Declare.
7714 2005-07-09 Richard Henderson <rth@redhat.com>
7716 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7717 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7718 alpha_split_lock_test_and_set_12): New functions.
7719 * config/alpha/alpha-protos.h: Update.
7720 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7721 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7722 * config/alpha/sync.md (I12MODE): New.
7723 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7724 (sync_<fetchop_name><I48MODE>): Likewise.
7725 (sync_nand<I48MODE>): Likewise.
7726 (sync_old_<fetchop_name><I48MODE>): Likewise.
7727 (sync_new_<fetchop_name><I48MODE>): Likewise.
7728 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7729 (sync_compare_and_swap<I48MODE>): Likewise.
7730 (sync_lock_test_and_set<I48MODE>): Likewise.
7731 (sync_compare_and_swap<I12MODE>): New.
7732 (sync_compare_and_swap<I12MODE>_1): New.
7733 (sync_lock_test_and_set<I12MODE>): New.
7734 (sync_lock_test_and_set<I12MODE>_1): New.
7736 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7740 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7742 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7744 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7745 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7747 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7750 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7752 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7754 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7755 memory_operand constraint.
7756 (store_conditional_<mode>): Same.
7757 (sync_compare_and_swap<mode>): Same.
7758 (sync_lock_test_and_set<mode>): Same.
7760 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7762 Rewrite PIC support to more closely model actual instructions.
7763 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7764 (cris_symbol): Remove prototypes for removed functions.
7765 (cris_pic_symbol_type_of, cris_valid_pic_const)
7766 (cris_expand_pic_call_address): Prototypes for new functions.
7767 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7769 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7771 <case ':'>: Add case for new punctuation character.
7772 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7773 emitting (extra) PIC modifier.
7774 <case UNSPEC>: Do not assert for PLT.
7775 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7776 (cris_expand_prologue, cris_expand_epilogue): Check
7777 for pic_offset_table_rtx usage instead of taking
7778 current_function_uses_pic_offset_table as the final word.
7779 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7780 Remove flag_pic difference.
7781 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7782 the moral equivalents of...
7783 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7785 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7786 (cris_handle_option): Mark ARG as unused.
7787 (cris_expand_pic_call_address): New worker function for "call",
7789 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7790 output PIC constructs here.
7791 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7792 as symbol-specific modifers, not whole or part of operands.
7793 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7794 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7795 constants and flag_pic.
7796 (CONSTANT_INDEX_P): Adjust for new functions.
7797 (enum cris_pic_symbol_type): New helper type.
7798 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7799 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7800 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7802 ("movsi"): Emit actual instructions for GOT and relative access.
7803 ("*movsi_got_load"): New pattern to set up the register holding
7805 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7806 Adjust FIXME for 'S'.
7807 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7808 Use "movs" for -fpic cases.
7809 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7810 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7811 ("call", "call_value"): Just call cris_expand_pic_call_address for
7813 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7814 Remove special pattern.
7815 ("*expanded_call_side", "*expanded_call_value_side"): New
7817 (gotplt-to-plt, gotplt-to-plt-side-call)
7818 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7820 * config/cris/cris/predicates.md
7821 ("cris_general_operand_or_gotless_symbol"): Remove unused
7823 ("cris_general_operand_or_symbol"): Adjust for new functions.
7825 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7827 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7829 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7831 * Makefile.in (TREE_H): Add treestruct.def.
7832 (c-decl.o): Add pointer-set.h
7833 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7834 visibility on regular DECL's.
7835 (merge_decls): Fix the copying of decl nodes of various types for
7836 the new structures. Don't update RTL, section name, weak status,
7837 etc, on DECL's without RTL.
7838 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7839 Don't check volatile on non-variable types.
7840 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7841 to check whether we have seen arguments.
7842 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7843 flag is checked before field (flag is common, field is not).
7844 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7845 TS_DECL_COMMON could have an origin.
7846 (add_location_or_const_value_attribute): Don't check section name
7847 on non-var/function decls.
7848 (dwarf2out_var_location): Reverse order of tests.
7849 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7850 with DECL_WRTL_CHECK.
7851 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7852 * fold-const.c (fold_binary): Don't check weakness on
7853 non-var/function decls.
7854 (tree_expr_nonzero_p): Ditto.
7855 (fold_checksum_tree): Use tree_decl_extra as sizeof
7857 * ggc-page.c (extra_order_size_table): Add sizes for
7858 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7860 * gimplify.c (gimplify_bind_expr): Only set
7861 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7862 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7864 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7865 * langhooks.h (init_ts). New langhook.
7866 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7867 * print-tree.c (print_node): Update to only print fields that
7868 exist in the structures the passed decl has.
7869 * toplev.c (wrapup_global_declarations): Don't reset
7870 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7871 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7872 * tree-inline.c (remap_decl): Ditto.
7873 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7874 * tree-pretty-print.c (print_declaration): Don't print
7875 DECL_REGISTER on things that don't contain it.
7876 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7877 non-var/function decls.
7878 * tree.c (tree_contains_struct): New structure.
7879 (init_priority_for_decl): New hashtable.
7880 (tree_int_map): New structure.
7881 (tree_int_map_eq): New function.
7882 (tree_int_map_marked_p): Ditto.
7883 (tree_int_map_hash): Ditto.
7884 (tree_map): Move to tree.h.
7885 (tree_map_eq): Externalize.
7886 (tree_map_hash): Ditto.
7887 (tree_map_marked_p): Ditto.
7888 (init_ttree): Set up tree_contains_struct and call langhook.
7889 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7890 (tree_code_size): Update for new structures.
7891 (tree_node_structure): Update for new structures.
7892 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7894 (copy_node_stat): Copy init priority.
7895 (build_decl_stat): Ditto for visibility.
7896 (ts_enum_names): New.
7897 (tree_contains_struct_check_failed): New function.
7898 (decl_init_priority_lookup): Ditto.
7899 (decl_init_priority_insert): Ditto.
7900 * treestruct.def: New file.
7901 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7902 (CONTAINS_STRUCT_CHECK): Ditto.
7903 (tree_contains_struct_check_failed): New prototype.
7904 (DECL_CHECK): Removed.
7905 (DECL_MINIMAL_CHECK): New.
7906 (DECL_COMMON_CHECK): Ditto.
7907 (DECL_WRTL_CHECK): Ditto.
7908 (DECL_NON_COMMON_CHECK): Ditto.
7909 (DECL_WITH_VIS_CHECK): Ditto.
7910 (VAR_OR_FUNCTION_DECL_P): Ditto
7911 (struct tree_decl_minimal): New structure.
7912 (struct tree_decl_common): Ditto.
7913 (struct tree_decl_with_rtl): Ditto.
7914 (struct tree_decl_with_vis): Ditto.
7915 (struct tree_decl_non_common): Ditto.
7916 (struct tree_field_decl): Ditto.
7917 (struct tree_parm_decl): Ditto.
7918 (struct tree_var_decl): Ditto.
7919 (struct tree_function_decl): Ditto.
7920 (struct tree_const_decl): Ditto.
7921 (struct tree_result_decl): Ditto.
7922 (union tree_node): Add new structures.
7923 * var-tracking.c (track_expr_p): Reverse order of tests.
7925 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7927 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7929 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7930 * system.h: Poison FINALIZE_PIC.
7931 * doc/tm.texi (FINALIZE_PIC): Remove.
7933 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7936 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7937 to the correct type if we have a MODIFY_EXPR.
7939 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7941 PR tree-optimization/22360
7942 * tree.c (upper_bound_in_type): Fix calculations for casting
7943 to a non-wider signed type and casting a signed value to a
7944 wider unsigned type.
7945 (lower_bound_in_type): Fix calculations for casting to a
7946 non-wider signed type.
7948 PR tree-optimization/20139
7949 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7951 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7952 fold_cond_expr_cond.
7953 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7954 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7956 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7959 * tree-complex.c (expand_complex_libcall): Produce
7960 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7962 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7964 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7965 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7966 b" assert and inserted fastpath code for this case.
7967 (bitmap_ior): Removed "a != b" assert.
7969 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7971 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7972 (ENDFILE_SPEC): Likewise.
7973 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7975 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7976 a large stack frame at epilogue.
7978 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7980 * final.c: Include sdbout.h when required.
7982 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7984 * config.gcc (*-*-darwin*): Only one target-specific header file
7986 (powerpc-*-darwin*): Add version-specific header files.
7987 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7988 * config.in: Regenerate.
7989 * configure: Regenerate.
7990 * gcc.c: Include xregex.h.
7991 (version_compare_spec_function): New.
7992 (spec_function): Add version-compare.
7993 (replace_outfile_spec_function): Reformat comment.
7994 (compare_version_strings): New.
7995 * config/darwin-c.c (version_as_macro): New.
7996 (builtin_define): New.
7997 (darwin_cpp_builtins): New.
7998 * config/darwin-protos.h (darwin_cpp_builtins): New.
7999 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8000 (LIB_SPEC): Make unconditional, update comment.
8001 (TARGET_C99_FUNCTIONS): Define.
8002 * config/darwin.opt: Sort.
8003 (mmacosx-version-min=): New.
8004 * config/darwin7.h: Delete.
8005 * config/darwin8.h: Delete.
8006 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8007 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8008 (TARGET_C99_FUNCTIONS): Define.
8009 * config/rs6000/darwin7.h: New.
8010 * config/rs6000/darwin8.h: New.
8011 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8012 (-mmacosx-version-min): Document.
8014 2005-07-07 Ian Lance Taylor <ian@airs.com>
8016 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8018 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8021 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8023 2005-07-07 Khem Raj <kraj@mvista.com>
8025 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8026 in bytes, not words.
8028 2005-07-07 Paul Brook <paul@codesourcery.com>
8030 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8031 DEFAULT_FUNCTION_ARG_PADDING to upward.
8033 2005-07-07 Richard Henderson <rth@redhat.com>
8035 * function.c (locate_and_pad_parm): Record parameter alignment in
8036 stack_alignment_needed.
8038 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8040 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8041 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8042 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8043 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8044 (define_attr "type"): Add isync, sync, load_l, store_c.
8045 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8046 Create scratch volatile MEM.
8047 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8049 (load_locked_<mode>): New.
8050 (store_conditional_<mode>): New.
8051 (sync_compare_and_swap<mode>): Replace with splitter.
8052 (sync_lock_test_and_set<mode>): Replace with splitter.
8053 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8055 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8056 is ics. Attribute isync.
8057 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8059 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8060 and UNSPECV_SYNC_OP.
8061 (emit_unlikely_jump): New.
8062 (emit_load_locked): New.
8063 (emit_store_conditional): New.
8064 (rs6000_split_compare_and_swap): New.
8065 (rs6000_split_lock_test_and_set): New.
8066 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8067 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8068 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8069 rs6000_split_lock_test_and_set): Declare.
8070 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8071 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8072 store_c, isync, sync.
8074 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8076 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8077 filenames to gtyp-gen.h.
8078 (s-typ-gen): Use it in place of for loops.
8080 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8082 * hooks.c (hook_bool_rtx_int_false): New function.
8083 * hooks.h (hook_bool_rtx_int_false): Declare.
8084 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8085 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8086 * target.h (struct gcc_target): Add commutative_p member.
8087 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8088 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8089 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8090 (pa_commutative_p): New function.
8091 * jump.c (target.h): Include.
8092 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8093 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8095 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8097 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8098 (s390_expand_setmem): New.
8099 * config/s390/s390.c: Likewise.
8100 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8102 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8103 general_operand. Call new function "s390_expand_setmem".
8104 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8105 ("setmem_long", "*setmem_long"): ... this.
8107 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8109 * config/s390/s390.c: (optimization_options): Enable
8110 TARGET_MVCLE at -Os.
8111 * doc/invoke.texi: Document changes in default behaviour.
8112 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8114 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8116 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8117 defined by back-end.
8119 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8121 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8122 all sets in the pattern.
8123 * config/rs6000/rs6000.md (stack_protect_testsi,
8124 stack_protect_testdi): Likewise.
8126 2005-07-06 Jeff Law <law@redhat.com>
8128 * tree-vrp.c (simplify_using_ranges): Kill.
8129 (vrp_finalize): Remove call to simplify_using_ranges.
8130 (simplify_stmt_using_ranges): New function extracted from
8131 simplify_using_ranges.
8132 (simplify_div_or_mod_using_ranges): Likewise.
8133 (simplify_abs_using_ranges): Likewise.
8134 (simplify_cond_using_ranges): New function.
8135 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8136 * tree-ssa-propagate.c (substitute_and_fold): Call
8137 simplify_stmt_using_ranges if we have range information.
8139 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8141 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8142 ia64_flag_schedule_isns2.
8144 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8145 reading/writing general registers.
8146 (ia64_function_arg): Revert 2005-06-18 change.
8148 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8150 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8151 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8153 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8155 * function.c (expand_function_end): Revert part of 2005-06-27
8156 patch. Do sjlj_emit_function_exit_after after return_label.
8158 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8160 * doc/install.texi (--disable-libssp): New.
8162 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8164 * doc/invoke.texi: Update -fforce-mem documentation.
8165 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8166 code for -fforce-mem.
8167 * expmed.c: (store_bit_field,store_fixed_bit_field,
8168 extract_bit_field): Ditto.
8169 * expr.c: (convert_move): Ditto.
8170 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8171 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8172 emit_conditional_add,expand_float,expand_fix): Ditto.
8173 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8174 (common_handle_option): Issue warning when -fforce-mem specified.
8176 2005-07-06 Paul Brook <paul@codesourcery.com>
8178 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8180 * configure: Regenerate.
8182 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8184 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8186 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8188 Fix PR tree-optimization/22319
8189 Fix PR tree-optimization/22140
8190 Fix PR tree-optimization/22310
8192 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8193 variable sized types.
8194 Use correct type for intermediate structure on *a = *b structure
8197 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8199 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8201 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8202 (machine_function): Move typedef to...
8203 * config/rs6000/rs6000.c (machine_function): ... here. Add
8204 varargs_save_offset field.
8205 (rs6000_stack_t): Remove varargs_size field.
8206 (setup_incoming_varargs): Allocate varargs save area using
8207 assign_stack_local, try to make it as small as possible.
8208 Save offset from virtual_stack_vars_rtx to the save area
8209 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8210 instead of magic 8 when fp word byte size is used.
8211 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8212 instead of -RS6000_VARARGS_SIZE.
8213 (rs6000_stack_info, debug_stack_info,
8214 rs6000_initial_elimination_offset): Remove all traces of
8216 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8217 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8218 RS6000_VARARGS_AREA.
8220 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8222 PR tree-optimization/21963
8223 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8224 constant_multiple_of in the same way get_computation_cost_at does.
8226 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8228 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8229 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8230 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8231 and return its previous value.
8232 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8233 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8235 (stack_protect_set, stack_protect_test): New expanders.
8236 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8237 stack_protect_testdi): New insns.
8238 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8239 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8241 2005-07-06 Jeff Law <law@redhat.com>
8243 * tree-ssa-dce.c (cfg_altered): New global.
8244 (tree_dce_init): Initialize cfg_altered.
8245 (remove_dead_stmt): If we remove an edge in the CFG, then set
8247 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8250 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8252 * Makefile.in (stamp-collect-ld): Use
8253 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8254 ./collect-ld if it already exists.
8255 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8256 Don't remove ./nm if it already exists.
8258 2005-07-05 Devang Patel <dpatel@apple.com>
8260 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8261 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8262 * tree-vectorizer.c (vect_loop_location): New.
8263 (vect_print_dump_info): Use vect_loop_location.
8264 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8265 (vectorize_loops): Set vect_loop_location.
8266 * tree-vect-analyze.c (vect_analyze_offset_expr,
8267 vect_determin_vectorization_factor, vect_analyze_operations,
8268 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8269 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8270 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8271 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8272 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8273 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8274 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8275 vect_analyze_loop): Adjust vect_print_dump_info API.
8276 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8277 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8278 vect_finish_stmt_generation, vectorizable_assignment,
8279 vectorizable_operation, vectorizable_store, vectorizable_load,
8280 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8281 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8282 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8283 vect_transform_loop): Same.
8284 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8285 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8288 2005-07-05 Randolph Chung <tausq@debian.org>
8290 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8291 * configure: Regenerate.
8292 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8293 (pa_tls_referenced_p): Declare.
8294 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8295 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8296 (legitimize_tls_address): New.
8297 (hppa_legitimize_address): Handle TLS addresses.
8298 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8299 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8300 (emit_move_sequence): Handle TLS addresses.
8301 (pa_encode_section_info): Call default handler to handle common
8303 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8304 (CONSTANT_ADDRESS_P): Reject TLS operands.
8305 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8306 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8307 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8308 (UNSPEC_TLSLE): Define new constants.
8309 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8310 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8311 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8312 (tie_symbolic_operand, tle_symbolic_operand): New
8314 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8316 * aclocal.m4: Update macros for autoconf 2.59 style.
8317 * configure.ac: Likewise.
8319 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8321 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8322 (function_arg): Pass small aggregates in general registers on 32-bit
8324 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8326 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8328 * Makefile.in (final.o): Fix dependencies.
8330 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8334 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8335 * langhooks.c (lhd_expr_to_decl): New.
8336 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8338 (LANG_HOOKS_INITIALIZER): Update.
8339 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8340 expr_to_decl langhook.
8341 * c-tree.h (c_expr_to_decl): Declare.
8342 * c-typeck.c (c_expr_to_decl): New.
8343 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8345 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8347 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8350 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8351 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8353 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8355 * Makefile.in: Adjust dependencies.
8356 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8357 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8358 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8359 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8360 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8361 rest_of_compilation.
8363 * bb-reorder.c (gate_duplicate_computed_gotos,
8364 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8365 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8366 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8367 pass_partition_blocks): New.
8368 * bt-load.c (gate_handle_branch_target_load_optimize,
8369 rest_of_handle_branch_target_load_optimize,
8370 pass_branch_target_load_optimize): New.
8371 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8373 * cfglayout.c (pass_insn_locators_initialize): New.
8374 * cfgrtl.c (pass_free_cfg): New.
8375 * combine.c (gate_handle_combine, rest_of_handle_combine,
8377 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8378 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8379 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8380 * except.c (pass_set_nothrow_function_flags,
8381 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8383 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8384 rest_of_handle_shorten_branches, pass_shorten_branches,
8385 rest_of_clean_state, pass_clean_state): New.
8386 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8387 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8388 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8390 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8391 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8392 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8393 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8395 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8396 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8397 pass_rtl_ifcvt, gate_handle_if_after_combine,
8398 rest_of_handle_if_after_combine, pass_if_after_combine,
8399 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8400 pass_if_after_reload): New.
8401 * integrate.c (pass_initial_value_sets): New.
8402 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8403 pass_purge_lineno_notes): New.
8404 * mode-switching.c (rest_of_handle_mode_switching,
8405 pass_mode_switching): New.
8406 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8407 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8409 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8410 pass_loop_optimize): New.
8411 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8413 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8415 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8416 pass_postreload_cse): New.
8417 * profile.c (gate_handle_profiling, pass_profiling,
8418 rest_of_handle_branch_prob, pass_branch_prob): New.
8419 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8420 pass_split_before_regstack, gate_handle_split_before_regstack,
8421 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8422 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8423 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8424 pass_stack_regs): New.
8425 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8426 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8427 pass_stack_adjustments): New.
8428 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8429 pass_regrename): New.
8430 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8431 pass_delay_slots, gate_handle_machine_reorg,
8432 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8433 * rtl.h (extern void purge_line_number_notes): New.
8434 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8435 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8437 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8439 * value-prof.c (gate_handle_value_profile_transformations,
8440 rest_of_handle_value_profile_transformations,
8441 pass_value_profile_transformations): New.
8442 * var-tracking.c (gate_handle_var_tracking,
8443 pass_variable_tracking): New.
8444 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8446 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8447 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8448 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8449 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8450 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8451 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8452 rest_of_handle_gcse2, rest_of_handle_regmove,
8453 rest_of_handle_tracer, rest_of_handle_if_conversion,
8454 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8455 rest_of_handle_web, rest_of_handle_branch_prob,
8456 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8457 rest_of_handle_jump_bypass, rest_of_handle_combine,
8458 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8459 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8460 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8461 rest_of_handle_mode_switching, rest_of_handle_jump,
8462 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8463 rest_of_handle_flow2, rest_of_handle_jump2,
8464 rest_of_handle_peephole2, rest_of_handle_postreload,
8465 rest_of_handle_shorten_branches, rest_of_clean_state,
8466 rest_of_compilation): Remove.
8468 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8469 * passes.c (dump_flags, in_gimple_form, all_passes,
8470 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8471 register_dump_files, next_pass_1, last_verified, execute_todo,
8472 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8473 from tree-optimize.c.
8474 (init_optimization_passes): Moved from tree-optimize.c,
8475 adding the RTL optimizations.
8476 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8477 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8478 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8479 register_dump_files, next_pass_1, last_verified, execute_todo,
8480 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8481 init_tree_optimization_passes, ipa_passes): Delete.
8482 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8484 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8485 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8487 (ipa_passes): Remove.
8488 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8489 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8490 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8491 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8492 (dump_info_p, dump_flag): Moved to tree-dump.h.
8494 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8496 * passes.c (finish_optimization_passes): Use dump_begin
8497 and dump_end, TDI_end.
8498 (gate_rest_of_compilation): New.
8499 (pass_rest_of_compilation): Use it.
8500 (gate_postreload, pass_postreload): New.
8501 * toplev.c (general_init): Rename init_tree_optimization_passes.
8502 * toplev.h (init_tree_optimization_passes): Rename to
8503 init_optimizations_passes.
8504 * tree-dump.c (dump_flag): Make static.
8505 (dump_files): Remove RTL dumps.
8506 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8507 pass_cleanup_cfg, pass_free_cfg_annotations,
8508 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8509 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8510 * tree-pretty-print.c: Include tree-pass.h.
8511 * cgraph.c: Include tree-dump.h.
8513 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8515 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8516 Only fall back to saying it points to readonly memory if
8519 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8521 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8522 * config/m32r/m32r.c (m32r_compute_frame_size,
8523 m32r_expand_prologue): Take current_function_profile into
8524 account whenever we reference
8525 current_function_uses_pic_offset_table.
8526 (m32r_finalize_pic): Remove.
8527 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8529 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8531 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8532 instead of $<. Don't remove ./as if it already exists.
8534 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8537 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8538 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8539 for complex modes when generating code for PA 1.0.
8540 (VALID_FP_MODE_P): New macro.
8541 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8542 sets for all general and floating point modes. Align wide floating
8543 point modes to even register boundaries to comply with architectural
8545 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8546 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8547 (VALID_FP_MODE_P): New macro.
8548 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8549 sets for all general and floating point modes. Align wide floating
8550 point modes to even register boundaries to comply with architectural
8553 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8555 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8558 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8560 * tree-ssa-structalias.c: Don't include expr.h.
8562 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8564 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8567 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8569 Fix PR tree-optimization/22279
8571 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8574 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8576 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8578 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8580 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8581 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8582 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8583 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8584 config/stormy16/stormy16.c, config/v850/v850.c,
8585 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8586 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8587 Avoid "." or "\n" at end of diagnostics and capital letters at
8588 start of diagnostics.
8589 * combine.c, cse.c: Don't translate dump file output.
8590 * toplev.c (print_version): Only translate output if going to
8593 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8595 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8596 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8599 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8601 * pa.c (fix_range): Fix typo in comment.
8603 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8605 * tree-vrp.c (extract_range_from_assert): Replace
8606 fold (build (...)) with fold_build2.
8608 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8610 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8611 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8612 (format_types_orig, handle_format_attribute): Add support for
8615 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8617 * varasm.c (assemble_variable): Fix format specifier thinko.
8619 2005-07-03 Ira Rosen <irar@il.ibm.com>
8621 PR tree-optimization/22029 (and 22135)
8622 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8623 a phi node before calling dump_vops.
8625 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8627 * tree-dump.h (dump_string_field): Declare.
8628 * tree-dump.c: Use it instead of dump_string.
8629 (dump_string_field): Make non-static.
8631 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8633 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8634 up the minimal CFG stuff always when optimize > 0. Call
8635 split_all_insns_noflow in PIC case if needed.
8637 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8638 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8641 * c-decl.c (c_write_global_declarations): Dump contents of
8643 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8644 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8645 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8646 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8649 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8651 * c-common.h (GCC_DIAG_STYLE): Define.
8652 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8653 version for format checking to 4.1.
8654 * c-format.c: Include toplev.h after c-common.h.
8655 (enum format_type): Add gcc_tdiag_format_type.
8656 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8657 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8658 (format_types_orig): Add gcc_tdiag.
8659 (init_dynamic_diag_info): Support gcc_tdiag formats.
8660 (handle_format_attribute): Likewise.
8661 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8662 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8663 version for format checking to 4.1.
8664 (warning0, warning, error, pedwarn, sorry): Use
8666 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8667 (finish_aliases_1): Do not use %qE.
8668 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8669 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8670 Correct format bugs.
8671 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8672 parameter to unsigned HOST_WIDE_INT.
8673 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8675 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8678 * expr.c (write_complex_part): Use adjust_address for MEM.
8679 (read_complex_part): Same.
8681 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8683 Fix PR tree-optimization/22280
8685 * tree-sra.c (generate_element_init): Remove useless loop.
8687 2005-07-02 Richard Henderson <rth@redhat.com>
8689 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8691 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8693 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8696 * fold-const.c (fold_binary): Handle the return value of
8697 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8698 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8700 2005-07-02 Jeff Law <law@redhat.com>
8702 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8703 a eliminate type conversion which feeds an equality comparison
8704 if the original type or either operand in the comparison is a
8707 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8709 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8710 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8712 * config/avr/avr.c: Do not use '`' as left quote.
8713 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8714 Remove "." from end of diagnostics. Make diagnostics start with
8717 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8718 Joseph S. Myers <joseph@codesourcery.com>
8720 * toplev.c (default_tree_printer): Handle setting location with
8722 * c-objc.common.c (c_tree_printer): Likewise.
8723 * c-format.c (gcc_diag_flag_specs): Add '+'.
8724 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8725 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8727 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8728 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8729 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8730 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8731 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8732 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8733 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8734 format arguments where %J is used without %D.
8736 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8738 * gcc.c (LINK_SSP_SPEC): Define.
8739 (link_ssp_spec): New variable.
8740 (LINK_COMMAND_SPEC): Add %(link_ssp).
8741 (static_specs): Add link_ssp_spec.
8742 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8743 * configure: Rebuilt.
8744 * config.in: Rebuilt.
8746 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8747 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8748 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8749 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8750 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8751 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8752 -0x7008(2) instead of reading __stack_chk_guard variable.
8753 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8755 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8756 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8757 if TARGET_THREAD_SSP_OFFSET is defined.
8758 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8759 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8762 2005-06-27 Richard Henderson <rth@redhat.com>
8763 * libgcc-std.ver (GCC_4.1.0): New.
8764 * libgcc.h (__stack_chk_guard): Declare.
8765 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8766 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8767 * mklibgcc.in (lib2funcs): Add them.
8769 2005-07-01 Richard Henderson <rth@redhat.com>
8771 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8772 void * before struct sigcontext *.
8773 (x86_fallback_frame_state): Likewise.
8775 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8777 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8779 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8782 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8783 we check for SSA_NAME for.
8785 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8787 Fix PR tree-optimization/22071
8789 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8791 (get_constraint_for_component_ref): Use it.
8793 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8796 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8797 print out the last new line.
8799 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8801 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8802 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8803 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8804 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8805 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8806 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8807 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8808 (enum reg_class): New member CC0_REGS.
8809 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8810 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8811 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8812 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8813 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8814 Adjust for register now described.
8816 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8819 * config/i386/i386.md (stack_protect_test_si,
8820 stack_protect_test_di): Add earlyclobber for scratch 3.
8821 * config/rs6000/rs6000.md (stack_protect_testsi,
8822 stack_protect_testdi): Add earlyclobber for scratch 3,
8823 remove earlyclobber from scratch 4.
8825 Older entries for 2005 can be found in ChangeLog-2005.