1 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
4 and duplicate declaration of pthread_self.
6 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
7 Ian Lance Taylor <ian@airs.com>
10 * calls.c (expand_call): If TARGET is a MEM and some part of the
11 argument area has been saved, force TARGET to a register.
13 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
15 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
18 2005-11-13 Jason Merrill <jason@redhat.com>
21 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
22 lazily declared methods.
23 (force_decl_die): Stop if forcing out the context already make a
25 (force_type_die): Likewise.
27 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
30 * builtins.c (integer_valued_real_p): Add break in
31 REAL_CST having TREE_OVERFLOW set.
33 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
35 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
36 addressing modes during calculation of costs.
38 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
40 * function.c (assign_stack_local_1): Restrict sanity check
41 on frame size overflow to 32-bit and above platforms.
43 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
45 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
46 * config/cris/cris.c: Include reload.h.
47 (cris_initial_elimination_offset): New function.
48 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
51 2005-11-12 Richard Guenther <rguenther@suse.de>
53 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
55 2005-11-12 Jan Hubicka <jh@suse.cz>
57 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
58 to compare against 0 when possible.
60 2005-11-12 Jie Zhang <jie.zhang@analog.com>
62 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
63 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
64 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
65 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
68 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
70 * recog.c (constrain_operands) <case 'g'>: For a match, require
71 that a non-register matches general_operand when strict >= 0.
73 2005-11-11 Steven Bosscher <stevenb@suse.de>
75 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
78 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
80 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
81 (memory_address_same): New.
82 (dse_optimize_stmt): Call memory_address_same.
84 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
87 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
88 ZERO_EXTEND>: New cases.
90 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
92 * longlong.h (__clz_tab): Always provide.
94 2005-11-11 Steven Bosscher <stevenb@suse.de>
97 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
99 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
100 before check_maybe_invariant.
101 (move_invariant_reg): Use gen_move_insn instead of replacing
102 SET_DEST with the temporary for the invariant.
103 (move_loop_invariants): If checking is enabled, do internal
104 consistency checks after completing the pass.
106 2005-11-11 David Edelsohn <edelsohn@gnu.org>
109 * common.opt (Wvolatile-register-var): New.
110 * varasm.c (make_decl_rtl): Only emit warning when option
111 specified. Clarify warning message.
112 * doc/invoke.texi (Wvolatile-register-var): Document new option.
114 * doc/md.texi (copysign): Document standard named pattern.
116 2005-11-11 Jie Zhang <jie.zhang@analog.com>
118 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
119 bytes when align is 2.
120 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
121 by the first instruction of the loop.
123 2005-11-11 Jason Merrill <jason@redhat.com>
126 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
129 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
131 PR rtl-optimization/22509
132 * local-alloc.c (memref_used_between_p): Check whether a function call
133 could not reference the memref.
135 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
137 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
138 algorithm so as to choose the best, not the worst, alternative.
139 Reset accumulated register class before processing next alternative.
141 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
144 * calls.c (expand_call): Copy a return value to a plain register
147 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
150 * varasm.c (assemble_name): Recompute name only for transparent
153 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
155 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
157 2005-11-04 Jeff Law <law@redhat.com>
160 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
161 perform reassociation if the parent statement will not die as
162 a result of the optimization.
164 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
166 * tree-ssa-alias.c (compute_may_aliases): Remove call to
167 delete_old_heap_vars.
168 * tree-dfa.c (referenced_var_remove): Remove function.
169 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
170 (delete_tree_ssa): Remove call to delete_old_heapvars.
171 Add call to delete_alias_heapvars.
172 * tree-flow.h (referenced_var_remove): Remove prototype
173 (init_alias_heapvars): New prototype.
174 (delete_alias_heapvars): Ditto.
175 * Makefile.in (tree-ssa-structalias.o): Add
176 gt-tree-ssa-structalias.o
177 (GTFILES): Add tree-ssa-structalias.h and
178 tree-ssa-structalias.c.
179 (s-gtype): Add gt-tree-ssa-structalias.h.
180 * tree-ssa-structalias.c (heapvars): Remove.
181 (oldheapvars): Remove.
182 (heapvar_for_stmt): New variable.
183 (heapvar_lookup): New function.
184 (heapvar_insert): Ditto.
185 (get_constraint_for): See if we have an old heapvar
187 (init_alias_heapvars): New function.
188 (delete_alias_heapvars): Ditto.
189 Add include of gt-tree-ssa-structalias.h.
191 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
194 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
196 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
198 * tree.c (int_fits_type_p): Only look at the base type
199 if it has the same precision as the original type.
201 2005-11-10 Jakub Jelinek <jakub@redhat.com>
204 * varasm.c (assemble_alias): Use %q+D in the error
205 message instead of %J and %qD.
207 2005-11-10 Richard Guenther <rguenther@suse.de>
209 * gcse.c (free_ldst_entry): Only free hashtable if
212 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
214 * function.c (assign_stack_local_1): Issue an error message if
215 the frame size overflows in the signed target arithmetics.
217 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
219 * tree.c (build_qualified_type): Chain the new type to the original
220 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
221 a POINTER_TYPE or a REFERENCE_TYPE respectively.
222 (build_pointer_type_for_mode): Only return unqualified types.
223 (build_reference_type_for_mode): Likewise.
225 2005-11-09 Jakub Jelinek <jakub@redhat.com>
227 * Makefile.in (gnucompare): Do comparison of all files using one of
228 the chosen methods and only afterwards decide if just warning should
229 be issued or comparison failure raised.
231 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
233 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
234 (noce_try_abs): Negate if the comparison is reversed.
235 Look only one instruction backwards for a REG_EQUAL note.
237 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
240 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
241 gthr-tpf.h: Define __gthrw. For all identifiers that might
242 be weak, introduce weakrefs or non-weak aliases with __gthrw,
243 and prefix all uses with __ghtrw.
245 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
248 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
249 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
250 * c-common.c (handle_weakref_attribute): New.
251 (c_common_attribute_table): Add weakref.
252 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
254 * configure, config.in: Rebuilt.
255 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
256 * doc/extend.texi: Document weakref attribute.
257 * varasm.c (ultimate_transparent_alias_target): New
258 (assemble_name): Use it.
259 (weak_finish_1): Split out of...
260 (weak_finish): ... and deal with weakrefs in...
261 (weakref_targets): ... new list.
262 (globalize_decl): Clean up weakref_targets.
263 (do_assemble_alias): Handle weakrefs.
264 (finish_aliases_1): Do not reject weakrefs to external symbols.
265 (assemble_alias): Handle weakrefs.
267 2005-11-09 Richard Guenther <rguenther@suse.de>
269 PR tree-optimization/24716
270 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
271 t_bool to track results from follow_ssa_edge.
273 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
275 * final.c (force_source_line): New global variable.
276 (final_scan_insn): Set it to true instead of clearing last_filename.
277 (notice_source_line): Return true if force_source_line is true,
278 unless source info is absent.
280 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
283 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
284 a linkage name for a variable if it a register variable.
285 * c-decl.c (grokdeclarator): Global register variables
286 should be set as PUBLIC.
288 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
291 * config/s390/s390.c (struct s390_frame_layout): New fields
292 first_save_gpr_slot and last_save_gpr_slot.
293 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
294 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
295 first_save_gpr and last_save_gpr with the _slot variants.
296 (s390_register_info): Calculate first_save_gpr_slot and
297 last_save_gpr_slot using regs_ever_live.
299 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
302 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
303 for a function containing a landing pad.
305 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
308 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
311 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
313 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
314 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
316 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
319 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
321 (call,load,store): New insn types.
322 (mem_access, branch_access): Adjust reservation conditions.
323 (define_delay): Adjust condition.
324 (decrement_and_branch_until_zero): Allow for ms2. Set branch
326 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
327 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
329 (call_internal, call_value_internal, return_internal,
330 return_interrupt_internal, eh_return_internal, indirect_jump,
331 tablejump): Set call insn type.
332 (blockage, ei, di): Use appropriate unspec const.
333 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
334 (ms1_get_attr_type): Adjust to give load & store types.
335 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
336 backwards past a barrier.
337 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
339 (struct branch_info, struct label_info): New.
341 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
342 (ms1_machine_reorg): New.
343 (TARGET_MACHINE_DEPENDENT_REORG): Override.
344 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
345 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
346 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
349 2005-11-09 Per Bothner <per@bothner.com>
350 Uros Bizjak <uros@kss-loka.si>
353 * toplev.c (process_options): Initialize debug_hooks early
354 in case lang_hooks.post_options ends up calling a debug_hook.
356 2005-11-08 Jakub Jelinek <jakub@redhat.com>
358 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
359 DBX_REGISTER_NUMBER being contiguous.
361 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
362 Diego Novillo <dnovillo@redhat.com>
365 * tree-vrp.c (register_edge_assert_for): Do not register
366 always-false predicates.
368 2005-11-08 Devang Patel <dpatel@apple.com>
370 PR tree-optimization/23115
371 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
374 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
376 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
379 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
381 Fix PR tree-optimization/23382
383 * tree-ssa-alias.c (compute_may_aliases): Call
384 delete_old_heap_vars.
385 * tree-dfa.c (referenced_var_remove): New function.
386 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
387 * tree-flow.h (referenced_var_remove): Add prototype.
388 (delete_old_heap_vars): Ditto.
389 * tree-ssa-structalias.c (heapvars): New variable.
390 (oldheapvars): Ditto.
391 (get_constraint_for): Put heap vars on heapvars list.
392 (delete_old_heap_vars): New function.
394 2005-11-08 Jason Merrill <jason@redhat.com>
396 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
398 2005-11-08 Uros Bizjak <uros@kss-loka.si>
401 * reg-stack.c (reg_to_stack): Update register liveness also
402 for flag_sched2_use_traces.
404 2005-11-08 Alan Modra <amodra@bigpond.net.au>
407 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
408 override prior explicit -mno-powerpc-gfxopt.
410 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
412 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
413 if the bitsize is zero.
414 * doc/md.texi (Standard Pattern Names): Document it.
416 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
417 (TARGET_PASS_BY_REFERENCE): Likewise.
419 2005-11-07 Ian Lance Taylor <ian@airs.com>
421 PR rtl-optimization/24683
422 * config/i386/i386.c (legitimize_pic_address): If constant operand
423 to PLUS is too large, put it in a register.
425 2005-11-07 Jie Zhang <jie.zhang@analog.com>
427 * configure.ac: Enable checking assembler dwarf2 support for bfin
429 * configure: Regenerate.
431 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
435 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
436 gen_easy_vector_constant_add_self): Delete.
437 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
439 (output_vec_const_move): Use gen_easy_altivec_constant.
440 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
441 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
442 (easy_vector_constant_add_self): Rewritten.
443 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
444 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
445 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
446 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
447 Macroize and adjust for the other changes.
449 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
453 * c-typeck.c (build_c_cast): Try using a shared constant, and see
454 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
456 2005-11-07 Jakub Jelinek <jakub@redhat.com>
458 PR rtl-optimization/23567
459 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
460 (noce_process_if_block): Don't do any optimizations except
461 if (cond) x = x; if !set_b and write into orig_x may trap
462 or fault. Remove the MEM_READONLY_P check.
464 2005-11-06 Diego Novillo <dnovillo@redhat.com>
467 * tree-vrp.c (fix_equivalence_set): New.
468 (extract_range_from_assert): Call it.
470 2005-11-05 Ian Lance Taylor <ian@airs.com>
473 * combine.c (apply_distributive_law): Don't distribute across a
476 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
478 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
479 config/ms1/ms1.h, config/rs6000/predicates.md,
480 config/s390/s390.c, params.def, postreload-gcse.c,
481 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
482 tree-vrp.c, tree.c: Fix comment typos.
483 * doc/invoke.texi: Fix typos.
485 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
487 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
488 for testing whether the data_dependence_relation contains distance
489 vectors. Iterate over all distance vectors of the ddr.
490 * lambda.h: Define a vec of lambda_vector pointers.
491 * tree-data-ref.c (dump_data_dependence_relation,
492 dump_data_dependence_direction): Iterate over all distance and
493 direction vectors of the ddr.
494 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
496 (build_classic_dist_vector, build_classic_dir_vector): Push a set
497 of distance/direction vectors instead of a single one.
498 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
499 lambda_vectors with a vec of lambda_vectors.
500 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
501 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
502 DDR_NUM_DIST_VECTS): New.
503 * tree-loop-linear.c (gather_interchange_stats): Test for the
504 existence of distance vectors only after having checked that there
505 is a dependence. Iterate over all distance vectors of the ddr.
506 (linear_transform_loops): Use dump_data_dependence_relation.
507 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
508 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
509 distance vectors of the ddr.
511 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
513 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
514 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
515 IS_INTHANDLER; all callers changed.
516 (n_regs_saved_by_prologue): Take interrupt handler attributes into
518 (do_link, do_unlink): New argument ALL; all callers changed.
519 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
520 If function isn't leaf, save and restore all registers.
521 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
524 2005-11-05 Jan Hubicka <jh@suse.cz>
526 PR rtl-optimization/23490
527 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
528 max-flow-memory-location): Document.
529 * flow.c: Include params.h
530 (MAX_MEM_SET_LIST_LEN): Kill.
531 (add_to_mem_set_list): Use new param.
532 * cse.c (cse_basic_block): Replace 1000 by new param.
533 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
534 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
535 * predict.c (predict_loops): Use new param.
536 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
538 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
539 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
540 Do not hold memory returned by cgraph_node_name across other call.
542 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
545 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
548 2005-11-04 Jeff Law <law@redhat.com>
551 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
552 * tree-ssa-dom.c: Include params.h.
553 (thread_across_edge): If there are too many statements in the
554 target block, then do not thread through it.
555 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
556 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
558 2005-11-03 Diego Novillo <dnovillo@redhat.com>
561 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
562 TODO_update_ssa instead of TODO_update_ssa_no_phi.
564 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
567 * tree-scalar-evolution.c (instantiate_parameters_1,
568 instantiate_parameters, resolve_mixers): Compute the size of an
569 expression to be instantiated and give up the instantiation if the
570 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
572 2005-11-04 Richard Guenther <rguenther@suse.de>
574 * tree-flow.h (ref_contains_indirect_ref): Rename to
575 array_ref_contains_indirect_ref.
576 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
577 (array_ref_contains_indirect_ref): Make comment match the code
579 (ref_contains_array_ref): Likewise.
580 * tree-ssa-structalias.c (find_func_aliases): Remove call to
581 ref_contains_indirect_ref.
582 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
583 Rename calls to ref_contains_indirect_ref.
585 2005-11-04 Paul Brook <paul@codesourcery.com>
587 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
588 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
589 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
590 * config/arm/arm.md: Use match_operand in peephole input templates
591 and match_dup in peephole output templates.
593 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
595 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
598 2005-11-04 Mark Mitchell <mark@codesourcery.com>
599 Daniel Jacobowitz <dan@codesourcery.com>
601 * longlong.h (add_ssaaaa): Clobber condition code register
603 (sub_ddmmss): Likewise.
604 (umul_ppmm): Likewise.
606 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
607 Paul Brook <paul@codesourcery.com>
608 Phil Blundell <pb@reciva.com>
610 * configure.ac: Add test for ARM TLS support.
611 * configure: Regenerated.
612 * config/arm/arm-protos.h (legitimize_tls_address)
613 (arm_tls_referenced_p, tls_mentioned_p)
614 (arm_output_addr_const_extra): New prototypes.
615 (thumb_legitimize_pic_address): Delete.
616 * config/arm/arm.c: Include "gt-arm.h".
617 (enum tls_reloc): New.
618 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
619 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
620 (arm_call_tls_get_addr, legitimize_tls_address)
621 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
622 (arm_init_tls_builtins, arm_emit_tls_decoration)
623 (arm_output_addr_const_extra): New functions.
624 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
625 (TARGET_HAVE_TLS): Define.
626 (target_thread_pointer): New.
627 (arm_override_options): Handle -mtp=.
628 (legitimize_pic_address): Ignore UNSPECs.
629 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
631 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
632 (tls_get_addr_libfunc): New variable.
633 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
634 (arm_init_builtins): Call arm_init_tls_builtins.
635 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
636 (arm_encode_section_info): Call default_encode_section_info.
637 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
638 (enum arm_tp_type): New.
639 (target_thread_pointer): Add declaration.
640 (LEGITIMATE_CONSTANT_P): Handle TLS.
641 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
642 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
643 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
644 * config/arm/arm.md: Add UNSPEC_TLS.
646 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
648 (tls_load_dot_plus_eight): New insn and a peephole to create it.
649 (load_tp_hard, load_tp_soft): New insns.
650 * arm.opt: Add -mtp=.
651 * doc/invoke.texi (ARM Options): Document -mtp.
653 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
655 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
656 * config/arm/libunwind.S: Include "lib1funcs.asm".
657 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
658 (LIB2ADDEH): Add libunwind.S.
659 (LIB2ADDEHDEP): Add lib1funcs.asm.
660 * mklibgcc.in: Handle asm files in libgcc_eh.a.
662 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
665 * gcc/c.opt: Add a -lang-fortran option.
666 * gcc/c-opts.c: Add a lang_fortran flag.
667 (c_common_init_options): Handling the -lang-fortran option.
668 (c_common_handle_option): Add a case for Fortran options in
669 preprocessing. Remove cases for -ffixed-form and
670 -ffixed-line-length. Add a case for -lang-fortran.
672 2005-11-03 David Edelsohn <edelsohn@gnu.org>
674 * config/rs6000/rs6000.c: Include params.h
675 (optimization_options): Set max-grow-copy-bb-insns default to 16.
676 (bdesc_2arg): Delete vpkuhss and vpkuwss.
677 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
678 (UNSPEC_VPKUWSS): Delete.
679 (altivec_vpkuhss): Delete.
680 (altivec_vpkuwss): Delete.
681 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
683 (neg_eq0<mode>): Remove final condition.
684 (neg_eq<mode>): Remove condition and split-condition.
686 2005-11-04 Alan Modra <amodra@bigpond.net.au>
688 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
689 Use associated print macros.
691 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
694 * diagnostic.c (diagnostic_set_info_translated): New function.
695 (diagnostic_set_info): Use it. Add comment.
696 * diagnostic.h (diagnostic_set_info_translated): Declare.
698 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
700 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
701 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
702 reference only if 'public' is true.
703 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
704 emit the .hidden directive only if the indirect reference is public.
705 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
706 Pass it to dw2_force_const_mem.
707 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
708 * dwarf2out.c (output_cfi): Adjust calls to above function.
709 (output_call_frame_info): Likewise.
710 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
711 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
713 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
715 PR tree-optimization/24483
716 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
717 field to elts if possible.
719 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
722 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
725 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
727 Fix PR tree-optimization/24351
729 * tree-ssa-structalias.c (struct variable_info): Add
731 (get_varinfo_fc): New function to follow collapsing.
732 (new_var_info): Set collapsed_to to NULL.
733 (dump_constraint): Follow collapsing.
734 (build_constraint_graph): Handle collapsing.
735 (do_simple_structure_copy): Return false if something bad
737 (collapse_rest_of_var): New function.
738 (do_structure_copy): Collapse if do_simple_structure_copy returns
741 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
744 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
745 expressions to a statement list instead of gimplifying them.
747 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
749 PR rtl-optimization/23585
750 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
751 that can't trap plus a constant integer, if the mode has zero size.
753 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
756 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
758 ("*insv<mode>_reg_extimm"): Likewise.
760 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
763 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
764 c_common_type_for_mode returns an unnamed type.
766 2005-11-02 Richard Henderson <rth@redhat.com>
770 * dwarf2out.c (dwarf2out_reg_save_reg): New.
771 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
772 * function.c (assign_parms): Use calls.internal_arg_pointer.
773 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
775 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
776 (TARGET_CALLS): Add it.
777 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
778 * targhooks.c (default_internal_arg_pointer): New.
779 * targhooks.h (default_internal_arg_pointer): Declare.
780 * tree.h (dwarf2out_reg_save_reg): Declare.
781 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
782 * config/i386/i386.c (dbx_register_map): Add return column.
783 (dbx64_register_map, svr4_dbx_register_map): Likewise.
784 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
785 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
786 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
787 (ix86_save_reg): Save force_align_arg_pointer.
788 (ix86_emit_save_regs): Make regno unsigned.
789 (ix86_emit_save_regs_using_mov): Likewise.
790 (ix86_expand_prologue): Handle force_align_arg_pointer.
791 (ix86_expand_epilogue): Likewise.
792 * config/i386/i386.h: (dbx_register_map): Update.
793 (dbx64_register_map, svr4_dbx_register_map): Update.
794 (struct machine_function): Add force_align_arg_pointer.
795 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
796 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
797 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
799 2005-11-02 Jan Hubicka <jh@suse.cz>
802 * i386.md: Add peep2 for simplyfing array accesses.
804 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
807 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
808 * config/s390/s390.c (s390_decompose_shift_count): New function.
809 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
810 (print_shift_count_operand): Use s390_decompose_shift_count.
811 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
812 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
814 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
817 * loop.c (loop_givs_rescan): Use force_operand to expand
820 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
823 * fold-const.c (build_range_check): Use unsigned when signed
824 overflow is undefined also. If etype is subtype, make sure that
825 the subtraction is in the supertype.
827 2005-11-02 Richard Henderson <rth@redhat.com>
830 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
833 2005-11-01 Richard Henderson <rth@redhat.com>
836 * loop.c (scan_loop): Do not propagate computations to a hard
837 register destination with SMALL_REGISTER_CLASSES.
839 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
841 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
842 costs for MULT inside PLUS or MINUS.
844 2005-11-01 Bob Wilson <bob.wilson@acm.org>
846 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
847 (TRAMPOLINE_SIZE): Round up to 60.
848 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
850 2005-10-31 James E. Wilson <wilson@specifix.com>
853 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
854 ifdef. Put ifdefs around call in gen_subprogram_die.
855 (compute_frame_pointer_to_cfa_displacement): Likewise.
856 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
859 PR rtl-optimization/17356
860 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
861 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
863 2005-10-31 Jan Hubicka <jh@suse.cz>
866 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
869 * i386.c (legitimize_pic_address): Deal with large immediates.
872 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
873 from symbol names while computing checkup.
876 * predict.c (predict_loops): Do not estimate more than
877 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
878 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
880 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
882 PR tree-optimization/19097
883 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
885 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
887 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
889 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
892 * tree-inline.c (setup_one_parameter): If the init_stmt
893 is NULL, don't insert the statement.
895 2005-10-30 Jan Hubicka <jh@suse.cz>
897 PR tree-optimization/24172
898 * tree-inline.c (copy_body_r): Unshare the substituted value first.
900 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
902 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
903 constants for hosts with long != 32 bits.
905 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
908 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
910 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
912 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
913 (TARGET_MS1_16_002): New.
914 (TARGET_MS1_16_003): New.
916 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
917 ("*decrement_and_branch_until_zero_no_clobber"): New.
918 Add corresponding splitter for decrement_and_branch_until_zero
920 Key all decrement_and_branch_until_zero patterns off of
923 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
926 * tree-complex.c (extract_component): Treat RESULT_DECL
927 like the rest of the decls.
929 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
931 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
932 indirect call to _mcount if the function needs a static chain.
934 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
935 Caroline Tice <ctice@apple.com>
937 PR rtl-optimization/24460
938 * dwarf2out.c (have_switched_text_sections): New boolean variable.
939 (dwarf2out_switch_text_section): Set it to true instead of
940 incrementing separate_line_info_table_in_use.
941 (output_loc_list): Additionally test have_switched_text_sections.
942 (output_ranges): Likewise.
943 (dwarf2out_finish): Likewise.
944 * varasm.c (assemble_start_function): Do not call
945 insert_section_boundary_note.
946 (assemble_end_function): If flag_reorder_blocks_and_partition,
947 switch to the function's section before emitting the .size directive.
948 * bb-reorder.c (insert_section_boundary_note): Staticify.
949 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
950 * output.h (insert_section_boundary_note): Delete.
952 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
955 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
956 instead of pointer equality when comparing types.
958 2005-10-24 James E. Wilson <wilson@specifix.com>
960 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
961 add_dependence_list_and_free calls.
963 2005-10-24 Steven Bosscher <stevenb@suse.de>
965 * contrib.texi: Add the names of the LLNL folks who donated
966 Cray pointer support for gfortran.
968 2005-10-24 Steven Bosscher <stevenb@suse.de>
970 PR tree-optimization/24225
971 * profile.c (branch_prob): Look from end to start through a
972 basic block when looking for a locus.
974 2005-10-24 Richard Henderson <rth@redhat.com>
976 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
978 (hppa_expand_prologue): Likewise.
980 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
982 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
983 (NO_DEFERRED_PROFILE_COUNTERS): Define.
984 * pa.h (NO_PROFILE_COUNTERS): Define.
985 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
986 (funcdef_nos): New vector to hold label numbers of deferred profile
988 (output_deferred_profile_counters): New function.
989 (hppa_profile_hook): Push label number onto funcdef_nos.
990 (pa_hpux_file_end): Call output_deferred_profile_counters if
991 NO_DEFERRED_PROFILE_COUNTERS is false.
993 * pa-protos.h (get_deferred_plabel): New prototype.
994 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
996 (output_call): Adjust calls.
998 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1000 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1001 peculiarity of GOT/TOC section usage.
1003 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1006 * c-common.c (constant_string_class_name): Add documentation.
1008 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1011 * recog.c (peephole2_optimize): Increment peep2_current_count
1012 only when the slot is empty.
1014 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1017 * except.c (output_function_exception_table): Call
1018 assemble_external_libcall if we need a personality function.
1020 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1022 PR rtl-optimization/24460
1023 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1024 set the basic block for barriers.
1026 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1028 * var-tracking.c (vt_initialize): Initialize post.
1030 2005-10-21 Devang Patel <dpatel@apple.com>
1033 * c-common.c (vector_types_convertible_p): Check vector element type.
1035 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1037 * config/sh/sh.c (prepare_move_operands): Handle the address
1038 constant which is a tls symbolic address plus a constant.
1040 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1043 * gcc.c (main): Use the correct counter for erroring out
1044 about mulitple files.
1046 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1049 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1050 use r2 for 64-bit tls .got access.
1052 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1054 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1057 2005-10-20 Steven Bosscher <stevenb@suse.de>
1059 PR tree-optimization/24307
1060 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1062 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1065 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1067 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1068 is ready, stop marking functions, but still mark variables.
1070 2005-10-20 Richard Guenther <rguenther@suse.de>
1073 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1076 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1078 PR rtl-optimization/23585
1079 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1080 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1081 (may_trap_p_1): New predicate extracted from...
1082 (may_trap_p): ... here. Invoke may_trap_p_1.
1083 (may_trap_or_fault_p): New predicate.
1084 * rtl.h (may_trap_or_fault_p): Declare it.
1085 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1086 instead of may_trap_p.
1087 (steal_delay_list_from_fallthrough): Likewise.
1088 (fill_simple_delay_slots): Likewise.
1089 (fill_slots_from_thread): Likewise.
1090 * function.c (pad_to_arg_alignment): Rework comment about
1091 SPARC_STACK_BOUNDARY_HACK.
1092 * config/sparc/sparc.h: Likewise.
1094 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1096 * config/s390/s390.c (s390_expand_insv): New.
1097 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1098 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1099 ("icm_hi"): Remove mode attribute.
1100 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1102 ("*extracthi", "*extractqi"): Remove.
1103 (extv<mode>", "*extzv<mode>"): New.
1104 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1105 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1107 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1109 * cfgexpand.c (discover_nonconstant_array_refs_r,
1110 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1111 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1112 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1113 discover_nonconstant_array_refs.
1115 2005-10-19 Steven Bosscher <stevenb@suse.de>
1118 * c-decl.c (pop_scope): Don't warn about an unused variable
1119 if it is marked with TREE_NO_WARNING.
1120 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1121 somenow mismatch and olddecl is to be replaced.
1123 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1126 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1127 whether registers live on the edge can be saved/restored.
1129 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1131 * config/sh/sh.c (fixup_mova): Skip notes.
1133 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1135 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1136 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1137 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1138 (s390_initial_elimination_offset): Likewise.
1139 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1140 register on TARGET_ZARCH targets.
1141 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1142 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1143 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1144 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1146 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1148 * config/s390/s390.md: Comment describing output modifiers updated.
1149 * config/s390/s390.c (print_operand): Likewise.
1151 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1153 * config/s390/s390.c (override_options): Added check for -mstack-size
1155 * doc/invoke.texi: Mention that limit in the documenation.
1157 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1160 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1162 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1164 Fix PR tree-optimization/24231
1166 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1167 (compute_avail): Ditto.
1169 2005-10-18 Richard Henderson <rth@redhat.com>
1172 * config/i386/i386.c (legitimate_constant_p): Check
1173 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1175 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1176 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1177 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1179 (print_operand_address): Likewise.
1180 * config/i386/predicates.md (x86_64_immediate_operand): Test
1181 SYMBOL_REF_TLS_MODEL properly inside CONST.
1182 (x86_64_zext_immediate_operand): Likewise.
1183 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1184 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1185 * config/i386/i386-protos.h: Remove predicates.md entries.
1187 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1189 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1190 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1192 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1193 Ian Lance Taylor <ian@airs.com>
1196 * fold-const.c (fold_widened_comparison): Do not allow range based
1197 constant folding when right operand cannot be unwidened.
1199 2005-10-17 Richard Henderson <rth@redhat.com>
1201 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1202 with a memory clobber.
1204 2005-10-17 James E Wilson <wilson@specifix.com>
1206 PR rtl-optimization/17356
1207 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1208 checking for EDGE_EH.
1210 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1212 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1213 the slot on an even boundary for any type with 16-byte alignment.
1215 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1218 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1219 after register allocation.
1221 2005-10-17 DJ Delorie <dj@redhat.com>
1223 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1226 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1229 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1232 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1234 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1235 to 2 if it's already non-zero.
1236 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1237 is set and warn about it if flag_schedule_insns is 1.
1239 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1241 * config/crx/crx.md: Compare-and-branch instructions need to
1244 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1247 * config/i386/i386.md (*pushdi2_rex64 splitter)
1248 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1249 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1250 flow2 pass only when (optimize > 0 && flag_peephole2).
1252 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1255 * gcc.c (have_c): New static variable.
1257 (process_command): Remove declation of have_c.
1258 Set have_o to 1 when handling -o.
1259 (main): Add a fatel error if there are multiple
1260 files specified and -o and -c/-S is passed witout
1261 -combine or multiple languages.
1263 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1265 Fix PR tree-optimization/22444
1266 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1267 Assert that we don't hit something with subvars.
1268 (setup_pointers_and_addressables): Don't add things with subvars,
1269 because we'll already process the subvars for aliasing purposes.
1271 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1274 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1275 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1276 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1277 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1278 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1279 swapped, alternatives for the R constraint.
1282 * builtins.c (get_builtin_sync_mode): Make unlimited
1283 mode_for_size request.
1285 2005-10-15 Richard Henderson <rth@redhat.com>
1287 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1288 (gimplify_expr): ... here.
1289 (gimplify_compound_lval): Use it in initial scan loop. Allow
1290 fb_lvalue in base expression.
1292 2005-10-15 Richard Henderson <rth@redhat.com>
1295 * builtins.c (expand_builtin_trap): Export.
1296 * expr.h (expand_builtin_trap): Declare.
1297 * expr.c (expand_assignment): Emit a trap for integral offsets
1298 from registers that weren't reduced to bitpos.
1300 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1301 (mark_array_ref_addressable): Remove.
1302 * tree-flow.h (mark_array_ref_addressable): Remove.
1303 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1305 2005-10-15 James E Wilson <wilson@specifix.com>
1308 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1309 (add_dependence_list_and_free): Likewise.
1310 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1313 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1317 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1318 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1320 (vrp_visit_phi_node): Only prevent infinite iterations when
1321 the previous result and the new result are both VR_RANGEs.
1323 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1325 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1328 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1331 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1334 2005-10-14 Per Bothner <per@bothner.com>
1336 PR preprocessor/21250
1337 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1339 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1342 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1343 overflow flags. Refactor some conditionals.
1345 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1348 * tree-dfa.c (add_referenced_var): Only look at decls which
1349 have TREE_CONSTANT or TREE_READONLY set instead of if
1350 !TREE_PUBLIC or !TREE_CONSTANT.
1352 2005-10-13 James E Wilson <wilson@specifix.com>
1354 * doc/invoke.texi: For -x, add f95-cpp-input.
1355 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1357 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1359 PR tree-optimization/24262
1360 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1361 in loop all the time.
1363 2005-10-12 Richard Henderson <rth@redhat.com>
1366 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1367 * function.c (assign_parm_find_data_types): Don't support it.
1368 * print-tree.c (print_node): Likewise.
1369 * c-common.c (handle_transparent_union_attribute): Likewise.
1370 Use build_duplicate_type.
1371 * tree-inline.c (remap_type_1): Split out of remap_type;
1372 properly remap aggregate fields.
1373 (build_duplicate_type): New.
1374 * doc/extend.texi (Variable Attributes): Remove documentation
1375 for transparent_union.
1377 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1380 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1381 (gen_stack_pointer_dec): Likewise.
1383 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1387 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1389 (struct cxx): Add adjust_class_at_definition target hook.
1390 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1391 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1392 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1393 hook_void_tree. Add to TARGET_CXX.
1394 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1396 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1397 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1398 instead of attribute. Check for dllexport override. Warn if
1399 inconsistent dll linkage. Don't lose old dllimport if decl has
1400 had address referenced. Tweak lookup of dllimport atribute.
1401 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1402 for target specific rules. Don't add dllimport attribute if
1403 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1404 dllimport attribute.
1405 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1406 * varasm.c (initializer_constant_valid_p): Replace
1407 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1411 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1412 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1413 (i[34567]86-*-mingw32*): Likewise.
1415 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1416 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1418 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1419 C++-specific code. Change return value to bool.
1420 (i386_pe_dllimport_p): Likewise.
1421 (associated_type): Simplify and make language-independent
1422 (i386_pe_encode_section_info): Replace override of ambiguous
1423 dllimport symbol refs with a gcc_assert.
1424 (i386_pe_valid_dllimport_attribute_p): Define.
1425 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1426 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1427 i386_pe_adjust_class_at_definition.
1428 * config/i386/winnt-stubs.c: New file. Define stub versions of
1429 lang-specific functions.
1430 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1431 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1432 i386_pe_adjust_class_at_definition.
1433 (i386_pe_valid_dllimport_attribute_p): Declare.
1434 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1435 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1436 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1439 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1440 dllimport attribute with test of DECL_DLLIMPORT_P.
1442 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1444 * combine.c (make_extraction): Correct offset computation.
1446 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1448 * config/cris/t-linux (LIMITS_H_TEST): Define.
1450 2005-10-12 Richard Henderson <rth@redhat.com>
1453 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1455 2005-10-12 Richard Guenther <rguenther@suse.de>
1457 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1459 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1462 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1463 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1466 2005-10-12 Richard Guenther <rguenther@suse.de>
1469 * varasm.c (output_constant): Correct typo from previous
1472 2005-10-11 Ian Lance Taylor <ian@airs.com>
1474 PR rtl-optimization/13931
1475 * combine.c: Revert patch of 2003-05-14, and:
1476 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1477 completely killed in the appropriate insn.
1478 (distribute_notes): Don't skip multiple hard register test for
1479 elim_i1 and elim_i2.
1481 2005-10-11 Richard Henderson <rth@redhat.com>
1484 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1485 to initialize a transparent union instead of a nop_expr.
1487 2005-10-11 Richard Henderson <rth@redhat.com>
1489 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1490 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1491 (tree_ssa_dce_loop): Call scev_reset.
1494 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1495 * tree-ssa-dce.c: Include cfgloop.h.
1496 (tree_ssa_dce_loop, pass_dce_loop): New.
1497 * tree-pass.h (pass_dce_loop): Declare it.
1498 * passes.c (init_optimization_passes): Use it.
1500 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1503 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1504 Only apply the optimization for rounding builtins if the inner
1505 cast is also an extension.
1507 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1510 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1511 mark_new_vars_to_rename instead of update_stmt.
1513 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1515 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1517 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1519 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1520 for setting MMX register to 0 rather than mmx.
1522 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1525 * configure.ac: Move gas check from mips specific case to common case.
1526 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1527 * configure: Regenerate
1528 * doc/install.texi: Update.
1530 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1533 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1535 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1537 * gcc.c (do_spec_1): Accept numeric characters in file name
1540 2005-10-10 Nick Clifton <nickc@redhat.com>
1542 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1543 describing the deleted arm_gen_rotated_half_load function.
1545 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1547 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1550 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1552 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1554 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1555 (EXTRA_MULTILIB_PARTS): Define.
1556 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1557 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1558 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1559 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1560 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1561 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1563 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1565 PR tree-optimization/24226
1566 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1567 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1568 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1571 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1573 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1575 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1578 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1579 Rewrite for no need for the early clobber.
1581 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1583 Merge from csl-arm-branch:
1584 2005-09-07 Paul Brook <paul@codesourcery.com>
1585 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1588 2005-04-30 Paul Brook <paul@codesourcery.com>
1589 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1590 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1592 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1593 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1594 (arm_override_options): Use TARGET_AAPCS_BASED.
1595 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1596 (PTRDIFF_TYPE): Use int for AAPCS.
1597 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1598 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1599 (DEFAULT_SHORT_ENUMS): Delete.
1600 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1602 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1603 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1604 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1605 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1607 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1608 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1610 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1611 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1613 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1614 * config.gcc (arm*-*-linux-gnueabi): Add it.
1615 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1617 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1618 * config/arm/linux-eabi.h: New file.
1619 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1620 (LINUX_TARET_LINK_SPEC): Likewise.
1621 (LINK_SPEC): Use it.
1622 * config/arm/t-linux-eabi: New file.
1624 2005-10-08 Steven Bosscher <stevenb@suse.de>
1627 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1629 (PARAM_SMS_DFA_HISTORY): Likewise.
1631 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1634 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1635 (load_register_parameters): Call it.
1636 (check_sibcall_argument_overlap_1): Likewise.
1637 (store_one_arg): Likewise.
1639 2005-10-07 James E. Wilson <wilson@specifix.com>
1641 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1642 DImode not VECINT24 for operand 2.
1645 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1649 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1650 fr_spill): Use destination_operand for operand 0.
1652 2005-10-07 DJ Delorie <dj@redhat.com>
1654 * varasm.c (output_constant): Limit error to expanding
1657 2005-10-07 Richard Guenther <rguenther@suse.de>
1660 * fold-const.c (fold_binary): Fix operand types during folding
1661 of X op (A, Y). Evaluation order of the side-effects of
1662 X and A are frontend-defined, so ensure we honour that even for
1663 tcc_comparison class operands; eased by removing duplicate code.
1665 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1667 * stor-layout.c (layout_type): Do not allow alignment of array
1668 elements to be greater than their size.
1670 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1672 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1674 (hppa*-*-linux*): Ditto.
1675 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1676 * config/host-hpux.c: New.
1677 * config/x-hpux: New.
1678 * config/pa/x-hpux: Remove.
1679 * config/pa/x-linux: Remove.
1680 * config/pa/pa-host.c: Remove.
1682 2005-10-07 Jeff Law <law@redhat.com>
1684 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1685 determine whether or not to try and thread outgoing edges.
1687 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1689 * config/rs6000/rs6000.md (eqsi_power): New.
1690 (neg_eq0si): Add TARGET_POWER to final condition.
1693 2005-10-06 Richard Henderson <rth@redhat.com>
1695 * config/rs6000/rs6000.c: Revert last change.
1697 2005-10-06 Richard Henderson <rth@redhat.com>
1699 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1700 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1702 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1706 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1707 out return_label and naked_return_label.
1709 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1711 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1714 2005-10-06 Richard Henderson <rth@redhat.com>
1717 * tree-inline.c (declare_return_variable): Handle modify_dest not
1720 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1722 Fix PR tree-optimization/22488
1723 * tree-ssa-structalias.c (check_for_overlaps): New function.
1724 (create_variable_info_for): Use it.
1726 2005-10-06 Richard Henderson <rth@redhat.com>
1729 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1730 (dwarf2out_start_source_file): Print it.
1732 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1734 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1736 2005-10-06 Richard Henderson <rth@redhat.com>
1739 * mode-switching.c (optimize_mode_switching): Clear transp bit
1740 for block with incomming abnormal edges.
1742 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1743 (fpscr_set_from_mem): Use them.
1744 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1745 (fpscr postinc splitters): Rewrite as peephole2+split.
1747 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1749 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1750 (eq<mode>_compare): Same.
1752 2005-10-06 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/24238
1755 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1757 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1759 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1760 here. Use AC_PATH_PROG for environment variables instead of
1762 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1764 * configure: Regenerated.
1766 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1769 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1770 then force it into a register.
1771 (call_value): Likewise.
1773 2005-10-06 Richard Henderson <rth@redhat.com>
1776 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1777 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1778 under pass_vectorize.
1780 2005-10-05 Devang Patel <dpatel@apple.com>
1783 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1784 handling constants. Check NAMESPACE_DECL context for constants.
1786 2005-10-05 Eric Christopher <echristo@apple.com>
1788 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1790 2005-10-05 Richard Henderson <rth@redhat.com>
1793 * tree-cfg.c (mark_array_ref_addressable_1): New.
1794 (mark_array_ref_addressable): New.
1795 * tree-flow.h (mark_array_ref_addressable): Declare.
1796 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1798 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1802 * reload.c (subst_reloads): When adding a REG_LABEL to a
1803 jump instruction, also update JUMP_LABEL.
1805 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1807 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1808 * bb-reorder.c (copy_bb_p): Use it.
1809 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1811 2005-10-05 Richard Henderson <rth@redhat.com>
1814 * toplev.c (process_options): Warn about unsupported combinations
1815 of unwind tables and omit-frame-pointer.
1816 * config/i386/i386.c (override_options): Similarly. Enable
1817 accumulate-outgoing-args if not explicitly disabled.
1819 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1821 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1822 Handle big endian vs. small endian.
1823 (vec_initv2sf): Handle big endian vs. small endian.
1824 (*vec_extractv2sf_1): Ditto.
1826 2005-10-05 Dale Johannesen <dalej@apple.com>
1828 * convert.c (convert_to_real): Don't convert
1829 (float)floor(double d) to floorf((float)d).
1831 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1833 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1835 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1837 PR tree-optimization/18587
1838 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1839 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1840 build_vuses): Change to VEC type.
1841 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1842 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1843 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1844 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1845 (get_name_decl): New. Return DECL_UID of base variable.
1846 (operand_build_cmp): New. qsort comparison routine.
1847 (operand_build_sort_virtual): New. Sort virtual build vector.
1848 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1849 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1850 (FINALIZE_BASE): Use get_name_decl.
1851 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1852 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1853 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1854 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1855 direct VEC_* manipulations.
1856 (build_ssa_operands): Call operand_build_sort_virtual.
1857 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1858 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1859 with direct VEC_* manipulations.
1860 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1861 with direct VEC manipulations.
1863 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1865 PR tree-optimization/21419
1866 PR tree-optimization/24146
1867 PR tree-optimization/24151
1869 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1870 (build_asm_expr): Call it if outputs are read-only.
1871 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1873 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1874 Paolo Bonzini <bonzini@gnu.org>
1878 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1879 enable the instructions and not just the built-ins.
1880 * doc/invoke.texi (x86 Options): Likewise.
1882 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1884 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1886 * doc/invoke.texi (Option Summary): Correct spelling
1887 of -mmacosx-version-min.
1889 2005-10-04 Devang Patel <dpatel@apple.com>
1891 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1894 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1896 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1897 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1899 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1901 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1902 ("TE","tg"): New mode attributes.
1903 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1904 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1905 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1906 dword_mode and one for GPRmode.
1908 2005-10-04 Ian Lance Taylor <ian@airs.com>
1910 PR preprocessor/13726
1911 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1912 any comments passed in.
1914 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1916 * tree.c (annotate_with_file_line): Fix typo.
1918 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1921 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1922 type used to access data in the inlined length == 1 case, use
1923 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1924 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1926 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1928 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1929 TARGET_SSE3 and only for TARGET_80387.
1930 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1931 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1932 Do not depend on TARGET_80387.
1934 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1936 * tree.c (last_annotated_node): Change type to location_t*.
1937 (annotate_with_file_line): Reflect the change of
1938 last_annotated_node type.
1940 2005-10-04 Richard Guenther <rguenther@suse.de>
1943 * c-decl.c (grokdeclarator): Don't write to fields
1946 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1949 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1951 * varasm.c (make_decl_rtl): If a register variable does not
1952 have a set user assmbler name, error out.
1953 Decode the asmspec is now name+1 bypassing '*'.
1955 2005-10-04 Steven Bosscher <stevenb@suse.de>
1957 PR tree-optimization/23049
1958 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1959 of a COND_EXPR is folded before calling fold on the whole rhs of a
1960 conditional assignment.
1961 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1962 document that a COND_EXPR may appear there.
1964 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1967 * tree-vrp.c (extract_range_from_assert): If the new numeric
1968 range created out of the assertion contradicts the existing
1969 numeric range of the ASSERT_EXPR variable, make the new range
1972 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1974 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1975 from T_REGS to FP register class.
1977 2005-10-03 Richard Henderson <rth@redhat.com>
1980 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1981 before creating a new one.
1983 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1985 * config/rs6000/t-aix43 (LDFLAGS): New.
1986 * config/rs6000/t-aix52 (LDFLAGS): New.
1988 2005-10-03 Ian Lance Taylor <ian@airs.com>
1990 * gimplify.c (find_single_pointer_decl_1): New static function.
1991 (find_single_pointer_decl): New static function.
1992 (internal_get_tmp_var): For a formal variable, set restrict base
1993 information if appropriate.
1994 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1996 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1997 (DECL_GET_RESTRICT_BASE): Define.
1998 (SET_DECL_RESTRICT_BASE): Define.
1999 (decl_restrict_base_lookup): Declare.
2000 (decl_restrict_base_insert): Declare.
2001 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2002 * tree.c (restrict_base_for_decl): New static variable.
2003 (init_ttree): Initialize restrict_base_for_decl.
2004 (copy_node_stat): Copy restrict base information.
2005 (decl_restrict_base_lookup): New function.
2006 (decl_restrict_base_insert): New function.
2007 (print_restrict_base_statistics): New static function.
2008 (dump_tree_statistics): Call print_restrict_base_statistics.
2010 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2013 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2014 case of anti-ranges.
2016 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2019 * c-typeck.c (tagged_tu_seen): Rename to ...
2020 (tagged_tu_seen_cache): this and add val field.
2021 (comptypes): Move functional to comptypes_internal
2022 and free tagged_tu_seen.
2023 (comptypes_internal): New function and call comptypes_internal
2024 instead of comptypes. Speed up by sibcalling
2025 tagged_types_tu_compatible_p.
2026 (alloc_tagged_tu_seen): New function
2027 (free_all_tagged_tu_seen_up_to): New function.
2028 (tagged_types_tu_compatible_p): Return the val of the seen two
2030 Add that the two types are the same to tagged_tu_seen_base
2031 if they are and call comptypes_internal instead of comptypes.
2032 <case UNION_TYPE>: Speed up common type where the fields are
2034 (function_types_compatible_p): Call comptypes_internal instead of
2036 (type_lists_compatible_p): Likewise.
2037 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2039 2005-10-02 Matthias Klose <doko@debian.org>
2041 * doc/invoke.texi: Fix typo and speling error.
2043 2005-10-01 Richard Henderson <rth@redhat.com>
2045 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2047 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2049 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2050 using --start-group and --end-group.
2052 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2054 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2055 FIXME note regarding quirky semantics.
2057 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2060 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2061 non-null range as a last resort.
2063 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2064 Diego Novillo <dnovillo@redhat.com>
2067 * tree-vrp.c (extract_range_from_assert): For !=
2068 assertions, only build an anti-range if LIMIT is a
2069 single-valued range.
2071 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2073 * arm.md (movqi): On thumb when optimizing, handle loading from
2074 memory by describing this as taking a subreg of a zero-extended load
2075 into an SImode register.
2078 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2080 * reload1.c (merge_assigned_reloads): Do not change any
2081 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2083 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2085 * Makefile.in (LIPO_FOR_TARGET): Define.
2086 (STRIP_FOR_TARGET): Define.
2088 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2089 before creating new ones. Do symlinks before creating the actual
2092 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2093 to work out which multilibs are actually being built.
2095 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2097 * tree-vect-transform.c, config/ms1/ms1.md,
2098 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2099 Follow spelling conventions.
2100 * doc/invoke.texi, doc/md.texi: Fix typos.
2102 2005-09-30 Andrew Macleod <amacleod@redat.com>
2104 PR tree-optimization/21430
2105 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2106 use operands, and set stmt pointer if need be.
2107 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2108 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2111 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2114 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2116 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2118 * optabs.c (expand_binop): Initialize first_pass_p.
2120 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2123 * c-decl.c (c_write_global_declarations_1): If any
2124 wrapup_global_declaration_2 call returned true, restart the loop.
2126 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2128 Fix PR tree-optimization/24117
2129 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2130 before considering whether to use anyoffset.
2132 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2136 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2138 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2140 (swap_commutative_operands_with_target): New.
2142 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2145 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2148 2005-09-29 Steven Bosscher <stevenb@suse.de>
2150 PR tree-optimization/23911
2151 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2152 and IMAGPART_EXPR too.
2154 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2157 * expmed.c (expand_shift): Move logic to reverse rotation
2158 direction when rotating by constants ...
2159 * optabs.c (expand_binop): ... here.
2160 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2161 (ix86_rotrdi3): New pattern.
2162 (rotldi3): Handle 32-bit mode.
2163 (ix86_rotldi3): New pattern.
2165 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2168 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2169 check for numbers that need no bit twiddle.
2171 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2173 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2174 multilib to be built.
2176 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2177 (stage1-start): Delete old libgcc and libunwind before moving
2178 anything into the stage directory.
2179 (stage2-start): Likewise.
2180 (stage3-start): Likewise.
2181 (stage4-start): Likewise.
2182 (stageprofile-start): Likewise.
2183 (stagefeedback-start): Likewise.
2184 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2185 header in tm_file and CPU-specific t-darwin in tmake_file.
2186 (i[34567]86-*-darwin*): Don't change tm_file.
2187 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2188 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2189 shared library stub for target OS version.
2190 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2191 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2192 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2193 (libgcc_s.%.dylib): New.
2195 (install-darwin-libgcc-stubs): New.
2196 (INSTALL_LIBGCC): New append.
2197 * config/i386/darwin-libgcc.10.4.ver: New.
2198 * config/i386/darwin-libgcc.10.5.ver: New.
2199 * config/i386/t-darwin: New.
2200 * config/rs6000/darwin-libgcc.10.4.ver: New.
2201 * config/rs6000/darwin-libgcc.10.5.ver: New.
2202 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2203 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2205 2005-09-28 Paul Brook <paul@codesourcery.com>
2207 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2210 2005-09-28 Richard Guenther <rguenther@suse.de>
2212 PR tree-optimization/23853
2213 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2214 host_integerp to verify misalignment value.
2216 2005-09-28 Richard Henderson <rth@redhat.com>
2218 * builtins.c (get_builtin_sync_mode): New.
2219 (expand_builtin_sync_operation): Pass in mode argument.
2220 (expand_builtin_compare_and_swap): Likewise.
2221 (expand_builtin_lock_test_and_set): Likewise.
2222 (expand_builtin_lock_release): Likewise.
2223 (expand_builtin): Update to match.
2225 2005-09-28 Nick Clifton <nickc@redhat.com>
2227 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2228 formatting. Add check to PLUS case to ensure that the offset is
2229 within an acceptable range.
2231 * config/v850/v850.md (casesi): Disable the generation of the
2232 switch pattern as it is not being handled properly at the moment.
2234 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2235 for when the high words are identical.
2237 2005-09-27 Richard Henderson <rth@redhat.com>
2239 * pretty-print.c (pp_base_format): Fix typo for %>.
2241 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2242 Devang Patel <dpatel@apple.com>
2244 PR tree-optimization/23625
2245 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2246 LABEL_EXPR, assertion check.
2248 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2250 * optabs.c (no_conflict_move_test): Check if a result of a
2251 to-be-moved insn would be clobbered by an originally
2254 2005-09-27 Jeff Law <law@redhat.com>
2256 * passes.c (init_optimization_passes): Replace copy propagation
2257 passes immediately after DOM with phi-only copy propagation
2258 pases. Add phi-only copy propagation pass after first DOM pass.
2259 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2260 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2261 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2262 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2263 to init_copy_prop. Callers updated.
2264 (do_phi_only_copy_prop): New function.
2265 (pass_phi_only_copy_prop): New pass descriptor.
2267 2005-09-27 Nick Clifton <nickc@redhat.com>
2269 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2271 2005-09-26 Jason Merrill <jason@redhat.com>
2274 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2276 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2278 2005-09-26 James E Wilson <wilson@specifix.com>
2280 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2281 copyright. Add gcc copyright plus libgcc exception.
2282 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2284 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2286 2005-09-26 Jeff Law <law@redhat.com>
2288 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2289 about when to iterate.
2291 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2294 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2295 for __complex__ double in -mcpu=G5 mode.
2297 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2299 PR tree-optimization/23942
2300 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2301 * tree-scalar-evolution.c: Include params.h.
2303 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2304 follow_ssa_edge_in_condition_phi_branch,
2305 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2306 Change return type to t_bool. Use a parameter to limit the size of
2307 trees that are walked before stopping
2308 (analyze_evolution_in_loop): Initialize the limit to 0.
2309 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2310 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2312 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2315 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2316 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2318 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2320 * combine.c (make_extraction): Check for valid use of subreg.
2322 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2325 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2326 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2327 ("fist<mode>2_with_temp"): Use only register operands.
2329 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2331 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2332 CALL_INSN_FUNCTION_USAGE.
2334 2005-09-26 Richard Guenther <rguenther@suse.de>
2337 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2338 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2339 (ldst_entry): Use the hashtable instead of list-walking.
2340 (find_rtx_in_ldst): Likewise.
2341 (free_ldst_entry): Free the hashtable.
2342 (compute_ld_motion_mems): Create the hashtable.
2343 (trim_ld_motion_mems): Remove entry from hashtable if
2344 removing it from list.
2345 (compute_store_table): Likewise^2.
2346 (store_motion): Free hashtable in case we did not see
2349 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2351 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2352 and arg1 if we are passing them to fold_build2.
2354 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2357 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2360 2005-09-25 Richard Henderson <rth@redhat.com>
2362 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2363 SYMBOL_REF_TLS_MODEL to be correct.
2365 2005-09-24 Richard Henderson <rth@redhat.com>
2367 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2368 end of function. Reindent.
2370 2005-09-24 Ian Lance Taylor <ian@airs.com>
2372 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2373 NEGATE_EXPR/BIT_NOT_EXPR case.
2375 2005-09-24 Richard Henderson <rth@redhat.com>
2377 * c-common.c (handle_mode_attribute): When not modifying in place,
2378 create subtypes for enumerations.
2379 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2380 * gimplify.c (create_tmp_from_val): Likewise.
2382 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2384 * config/i386/i386.md (*tls_global_dynamic_64,
2385 *tls_local_dynamic_base_64): Add missing mode to call.
2386 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2388 2005-09-24 Jan Hubicka <jh@suse.cz>
2390 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2391 (cgraph_clone_node): Likewise.
2392 * cgraph.h (cgraph_clone_edge): Update prototype.
2393 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2394 duplicated prototypes; add updating argument.
2395 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2396 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2398 (cgraph_mark_inline_edge): Likewise.
2399 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2400 (cgraph_flatten_node): Likewise.
2401 (cgraph_decide_recursive_inlining): Likewise.
2402 (cgraph_decide_inlining_of_small_function): Likewise.
2403 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2405 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2406 Pete Steinmetz <steinmtz@us.ibm.com>
2408 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2409 (rldic.): Set type to "compare".
2411 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2412 mfjmpr for MFCTR/MFLR.
2413 (movdf_hardfloat64): Same.
2414 (movdf_softfloat64): Same. Correct order of store and move types.
2415 (movti_string): Set type to store_ux/load_ux.
2416 (load_multiple): Set type to load_ux.
2417 (store_multiple): Set type to store_ux.
2418 (movmemsi): Set type to store_ux.
2419 (output_cbranch direct_return): Set type to jmpreg.
2420 (stmw): Set type to store_ux.
2421 (lmw): Set type to load_ux.
2422 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2423 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2424 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2425 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2426 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2427 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2428 (rios1-fpstore): Increase latency to 3.
2429 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2430 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2432 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2433 Andrew Pinski <pinskia@physics.uc.edu>
2435 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2436 operand2 constraint to "b".
2437 (sync_<fetchop_name>di_internal): Same.
2438 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2440 (sync_old_<fetchop_name>di_internal): Same.
2441 (sync_new_<fetchop_name>si_internal): Same.
2442 (sync_new_<fetchop_name>di_internal): Same.
2444 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2447 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2448 case, define as macros.
2450 PR rtl-optimization/23837
2451 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2452 clobber / clobber match between dest and p->first.
2454 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2455 (no_conflict_move_test): Update comments.
2457 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2459 * doc/install.texi: Update URL for Jacks.
2460 * doc/sourcebuild.texi: Likewise.
2462 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2465 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2466 registers when choosing register preferences.
2467 (movdf_hardfloat64): Same.
2469 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2471 * expmed.c (expand_shift): Don't use the target of the rotate as
2472 target for the first expanded shift insn.
2473 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2475 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2477 PR tree-optimization/22438
2478 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2479 preserved iv rhs rewriting specially.
2481 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2483 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2484 estimate_only is true.
2485 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2486 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2487 tree-ssa-structalias.c
2488 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2489 ref_contains_indirect_ref.
2490 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2492 2005-09-21 DJ Delorie <dj@redhat.com>
2494 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2496 (mn10300_return_in_memory): Support variable size types also.
2497 (mn10300_pass_by_reference): Likewise.
2498 (mn10300_function_value): New.
2499 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2500 (FUNCTION_OUTGOING_VALUE): Likewise.
2501 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2502 * doc/invoke.texi: Document it.
2504 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2507 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2508 force integer op1 into register for XFmode compares.
2510 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2513 * expmed.c (alg_code): Add alg_impossible.
2514 (alg_hash_entry): Add cost.
2515 (synth_mult): Record alg_impossible in the hash table if
2516 multiplication by a given integer is impossble within the
2517 limit. Speed up using alg_impossible.
2519 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2521 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2522 argument. Allow and set any offset if needs_anyoffset is passed
2524 (get_constraint_for): Add argument here too.
2526 (do_structure_copy): Pass NULL to get_constraint_for.
2527 (handle_ptr_arith): Ditto.
2528 (find_func_aliases): Ditto.
2530 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2532 PR rtl-optimization/23898
2533 * output.h (get_attr_min_length): Declare.
2534 * final.c (get_attr_length_1): New function, broken out of:
2536 (get_attr_min_length): New function.
2537 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2538 (duplicate_computed_gotos): Likewise.
2539 * genattr.c (insn_min_length): Generate declaration.
2540 * genattrtab.c (min_fn, min_attr_value): New functions.
2541 (make_length_attrs): Generate insn_min_length.
2543 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2545 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2547 2005-09-20 Richard Henderson <rth@redhat.com>
2549 PR tree-optimization/24059
2550 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2553 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2555 * c.opt (fextended-identifiers): New.
2556 * c-opts.c (c_common_handle_option): Handle
2557 -fextended-identifiers.
2558 * doc/cpp.texi: Update documentation of extended identifiers.
2559 * doc/cppopts.texi (-fextended-identifiers): Document.
2561 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2563 PR tree-optimization/23929
2564 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2567 PR tree-optimization/23818
2568 * tree-stdarg.c (execute_optimize_stdarg): Call
2569 calculate_dominance_info.
2571 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2573 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2574 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2575 (compute_overlap_steps_for_affine_1_2): Use
2576 get_number_of_iters_for_loop.
2577 (analyze_subscript_affine_affine): Check whether difference is
2579 Use get_number_of_iters_for_loop.
2580 Check whether overlap occurs outside of bounds.
2581 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2583 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2585 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2586 base register if possible.
2588 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2590 PR tree-optimization/18463
2591 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2592 converting it directly is not possible.
2593 (chrec_convert_aggressive): New function.
2594 * tree-chrec.h (chrec_convert_aggressive): Declare.
2595 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2596 Fold chrec conversions aggressively if asked to.
2597 (instantiate_parameters): Modified because of changes in
2598 instantiate_parameters_1.
2600 2005-09-19 Richard Henderson <rth@redhat.com>
2602 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2603 (reduc_splus_v2df): New.
2605 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2607 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2608 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2610 2005-09-19 Richard Henderson <rth@redhat.com>
2612 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2615 2005-09-19 Richard Henderson <rth@redhat.com>
2617 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2618 (ia64_expand_dot_prod_v8qi): New.
2619 * config/ia64/ia64-protos.h: Update.
2620 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2621 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2622 sdot_prodv8qi, sdot_prodv4hi): New.
2623 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2625 2005-09-19 Richard Henderson <rth@redhat.com>
2628 * real.c (exact_real_truncate): Return false if the format cannot
2629 represent the number as a normal.
2631 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2632 for a memory source.
2634 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2636 * tree-ssa-operands.c (swap_tree_operands): Export.
2637 * tree.h (swap_tree_operands): Declare.
2638 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2639 Call swap_tree_operands.
2641 2005-09-19 Richard Henderson <rth@redhat.com>
2643 * tree-flow.h (merge_alias_info): Declare.
2644 * tree-ssa-copy.c (merge_alias_info): Export.
2645 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2646 (vect_create_data_ref_ptr): Use create_iv directly.
2647 (vectorizable_load): Use correct types for integer constants.
2648 (vect_generate_tmps_on_preheader): Likewise.
2649 (vect_gen_niters_for_prolog_loop): Likewise.
2651 2005-09-19 Steven Bosscher <stevenb@suse.de>
2653 PR rtl-optimization/23943
2654 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2656 2005-09-18 Jan Hubicka <jh@suse.cz>
2658 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2660 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2662 * varasm.c (output_constant): Do not abort on conversions to union
2663 types between different sizes.
2665 2005-09-18 Richard Guenther <rguenther@suse.de>
2668 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2671 2005-09-18 Paul Brook <paul@codesourcery.com>
2673 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2675 2005-09-17 Richard Henderson <rth@redhat.com>
2677 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2678 * tree-ssa-loop.c (pass_vect_dce): Remove.
2679 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2682 2005-09-17 Richard Henderson <rth@redhat.com>
2684 * tree-pass.h (pass_vect_dce): Declare.
2685 * passes.c (init_optimization_passes): Add it.
2686 * tree-flow.h (tree_ssa_dce): Declare.
2687 * tree-ssa-dce.c (tree_ssa_dce): Export.
2688 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2689 (gate_tree_vectorize): ... here.
2690 (pass_vect_dce): New.
2692 2005-09-17 Jan Hubicka <jh@suse.cz>
2694 * except.c (struct eh_status): Turn region_array into vec.
2695 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2696 convert_from_eh_region_ranges, find_exception_handler_labels,
2697 current_function_has_exception_handlers, assign_filter_values,
2698 build_post_landing_pads, dw2_build_landing_pads,
2699 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2700 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2701 foreach_reachable_handler, can_throw_internal_1,
2702 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2704 (duplicate_eh_region_1): Update region_array.
2705 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2707 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2710 * expmed.c (expand_mult): Substitute simple register for op0 when
2713 2005-09-17 Richard Henderson <rth@redhat.com>
2715 * expr.c (emit_move_via_integer): Add force argument, pass it on
2716 to emit_move_change_mode. Update callers.
2717 (emit_move_complex): Pass true to new force argument.
2718 * function.c (expand_function_end): Move expand_eh_return call
2719 earlier. Merge sub-word complex values into a pseudo before
2720 copying to the return hard register.
2722 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2724 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2725 between different sizes.
2727 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2731 * passes.c (init_optimization_passes): Register dump files for
2734 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2736 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2737 * config/s390/s390.c (s390_overlap_p): New function.
2738 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2739 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2742 2005-09-16 Richard Guenther <rguenther@suse.de>
2744 * ipa-pure-const.c (static_execute): Free auxiliar information.
2745 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2746 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2748 2005-09-15 DJ Delorie <dj@redhat.com>
2750 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2752 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2754 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2756 (swap_commutative_operands_with_target): New.
2758 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2760 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2763 (estimate_iters_using_array): New function.
2764 * tree-data-ref.h (estimate_iters_using_array): Prototype
2765 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2766 Use estimate_iters_using_array instead of analyze_array.
2768 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2770 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2773 2005-09-15 Michael Matz <matz@suse.de>
2775 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2777 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2779 PR tree-optimization/23835
2780 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2781 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2783 2005-09-14 Richard Henderson <rth@redhat.com>
2785 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2786 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2788 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2790 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2791 in the ARRAY_TYPE case.
2793 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2795 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2797 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2800 * tree-vect-transform.c (vectorizable_operation): Return false for
2801 scalar shift operations and for vector shift operations with
2802 non-invariant shift arguments. Use scalar tree operand op1 as
2803 a shift operand when vector shift insn pattern uses scalar shift
2805 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2807 2005-09-14 Olivier Hainque <hainque@adacore.com>
2809 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2810 value if it has side-effects.
2812 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2815 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2817 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2819 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2820 passed as NAME as if it were label at start of function code.
2822 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2824 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2827 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2829 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2830 as early clobber. Rewrite so the PIC register is not implicitly used.
2832 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2834 * tree.c (annotate_with_file_line): Compare line numbers before
2837 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2840 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2841 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2843 2005-09-13 Ian Lance Taylor <ian@airs.com>
2845 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2846 than a HOST_WIDEST_INT to gen_doloop_begin.
2848 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2850 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2852 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2854 PR tree-optimize/23817
2855 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2857 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2860 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2861 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2862 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2863 (restore_stack_nonlocal): Likewise.
2864 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2866 2005-09-12 Ian Lance Taylor <ian@airs.com>
2869 * c.opt (ffriend-injection): New C++ option.
2870 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2871 (C++ Dialect Options): Document -ffriend-injection.
2873 2005-09-12 Josh Conner <jconner@apple.com>
2876 * ipa-reference.c (static_execute): Don't mark variables in
2877 named sections TREE_READONLY.
2879 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2881 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2884 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2886 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2887 V_MUST_DEF instead of just the first_use_p.
2888 Don't mark the virtual variables for renaming on the statement which
2890 (pass_dse): Remove TODO_update_ssa.
2892 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2895 * stor-layout.c (compute_record_mode): For records with a single
2896 field, actually check the field's mode size against the type size.
2898 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2899 registers for TARGET_SHMEDIA.
2900 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2901 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2902 of GENERAL_REGS and FP_REGS.
2904 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2906 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2908 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2910 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2911 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2912 are omitted. Exclude stack_tie insn too.
2914 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2916 PR rtl-optimization/23098
2917 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2919 * config/rs6000/rs6000.md (movdf splitter): Use
2920 const_double_operand predicate for TARGET_POWERPC64.
2921 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2922 SYMBOL_REF method to ABI_V4.
2924 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2925 replace_equiv_address.
2926 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2927 rs6000_sr_alias_set and MEM_NOTRAP.
2928 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2930 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2932 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2933 handle CALL_EXPR again.
2935 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2937 * arm/predicates.md (alignable_memory_operand): Delete.
2939 2005-09-10 Richard Henderson <rth@redhat.com>
2942 * dbxout.c (dbxout_expand_expr): New.
2943 (dbxout_symbol): Use it.
2945 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2947 * arm.c (arm_gen_rotated_half_load): Delete.
2948 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2949 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2950 (thumb_set_return_address): Likewise.
2951 (thumb_load_double_from_address): Use adjust_address.
2952 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2953 (extendhsisi2_mem, movhi_bytes): Use change_address.
2954 (movhi): Use widen_memory_access.
2955 (reload_out_df): Use replace_equiv_address.
2956 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2958 2005-09-09 Richard Henderson <rth@redhat.com>
2961 * dbxout.c: Include expr.h.
2962 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2963 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2964 * Makefile.in (dbxout.o): Add EXPR_H.
2966 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2968 PR tree-optimization/23509
2969 * tree-cfg.c (replace_uses_by): Use replace_exp.
2970 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2971 pointers have name_mem_tag or type_mem_tag set.
2973 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2975 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2976 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2977 of wrongly accessing operands.
2979 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2981 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2982 * tree-chrec.c: Include tree-scalar-evolution.h.
2983 (chrec_convert): Instantiate the base and step before calling
2984 scev_probably_wraps_p that would fail on parametric evolutions.
2985 Collect all the fails into a single section failed_to_convert,
2986 print a diagnostic, and return chrec_dont_know instead of calling
2988 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2989 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2991 (scev_const_prop): Don't replace the definition of a loop closed ssa
2992 phi node by itself, or by another loop closed ssa phi node.
2993 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2994 that base and step are defined.
2996 2005-09-09 Richard Guenther <rguenther@suse.de>
2999 * fold-const.c (fold_ternary): Check truth_value_p before
3000 calling invert_truthvalue.
3002 2005-09-09 Nick Clifton <nickc@redhat.com>
3004 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3005 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3006 dimension of these arrays.
3007 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3009 * longlong.h: Only provide a prototype for the __clz_tab[] array
3010 if this header has not been included from libgcc2.h.
3011 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3013 Provide prototypes for exported functions.
3014 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3017 2005-09-08 Josh Conner <jconner@apple.com>
3021 * expr.c (expand_expr_addr_expr_1): Don't invoke
3022 expand_simple_binop for EXPAND_INITIALIZER.
3024 2005-09-08 Richard Henderson <rth@redhat.com>
3027 * toplev.c (wrapup_global_declaration_1): Split out ...
3028 (wrapup_global_declaration_2): ... from ...
3029 (wrapup_global_declarations): ... here. Return bool.
3030 (check_global_declaration_1): Split out ...
3031 (check_global_declarations): from here.
3032 (emit_debug_global_declarations): New.
3033 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3034 check_global_declaration_1, emit_debug_global_declarations): Declare.
3035 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3036 of decls. Call wrapup_global_declaration_1,
3037 wrapup_global_declaration_2, check_global_declaration_1 directly.
3038 (c_write_global_declarations_2): New.
3040 (c_write_global_declarations): Call c_write_global_declarations_2.
3041 * langhooks.c (write_global_declarations): Call
3042 emit_debug_global_declarations.
3044 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3045 remove decls that have DECL_RTL_SET_P.
3046 * passes.c (rest_of_decl_compilation): Invoke
3047 cgraph_varpool_finalize_decl for all but functions.
3049 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3051 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3052 the result of a conversion if the new min and max cannot be compared.
3054 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3056 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3057 (override_options): Setting s390_sr_alias_set removed.
3058 (save_fpr, save_gprs): Set alias set to vararg or frame.
3059 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3060 s390_sr_alias_set with get_frame_alias_set ().
3061 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3062 get_varargs_alias_set ().
3064 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3068 * c-parser.c (c_parser_objc_method_definition): If the next
3069 token is not "{", error out and don't start the function.
3071 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3073 * tree-vrp.c (extract_range_from_expr): Move the check for non
3074 nullness after the check for gimple invariant.
3076 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3078 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3080 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3083 * config/m32r.md (movmemsi_internal): Canonicalize order of
3084 operands in PLUS component of template.
3086 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3088 * reload1.c (fixup_eh_region_note): Remove assertion.
3089 (fixup_abnormal_edges): Reverted removal of call to
3090 find_many_sub_basic_blocks made on 2005-08-31.
3092 2005-09-07 Richard Henderson <rth@redhat.com>
3094 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3095 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3096 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3097 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3098 rearrange for better packing.
3099 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3100 (lookup_cfa_1): Remove inline marker.
3101 (cfa_equal_p): Split out of ...
3102 (def_cfa_1): ... here. Use INVALID_REGNUM.
3103 (build_cfa_loc): Handle !cfa->indirect.
3104 (frame_pointer_cfa_offset): New.
3105 (dbx_reg_number): Assert register elimination performed; do
3106 leaf register remapping.
3107 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3108 (eliminate_reg_to_offset): New.
3109 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3110 for verifiably local stack frame addresses; re-base to CFA.
3111 (mem_loc_descriptor): Remove can_use_fbreg argument.
3112 (concat_loc_descriptor, loc_descriptor): Likewise.
3113 (containing_function_has_frame_base): Remove.
3114 (rtl_for_decl_location): Don't do register elimination or
3115 leaf register remapping here.
3116 (secname_for_decl): Split out from ..
3117 (add_location_or_const_value_attribute): ... here.
3118 (convert_cfa_to_loc_list): New.
3119 (compute_frame_pointer_to_cfa_displacement): New.
3120 (gen_subprogram_die): Use them.
3121 * tree.h (frame_base_decl): Remove.
3122 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3123 (prologue_stack_adjust): Remove.
3124 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3125 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3126 (set_frame_base_location): Remove.
3127 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3128 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3129 (vt_add_function_parameters): Don't eliminate_regs.
3130 (vt_initialize): Don't create frame_base_decl.
3132 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3134 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3135 version of GNU binutils for 4.x and later.
3137 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3139 * ggc-page.c (ggc_push_context): Remove.
3140 (ggc_pop_context): Likewise.
3141 * ggc.h (ggc_push_context): Remove.
3142 (ggc_pop_context): Likewise.
3144 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3147 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3148 returning from an interrupt handler.
3150 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3153 * config/arc/arc.c (output_shift): Add check for loop count when
3156 2005-09-06 Steven Bosscher <stevenb@suse.de>
3158 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3160 (abs_replacement): Likewise.
3161 (pass_phiopt): Remove TODO_update_ssa.
3163 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3166 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3167 if "return with no value, in function returning non-void" warning
3169 * tree-cfg.c (execute_warn_function_return): Don't look at
3170 RETURN_EXPRs with TREE_NO_WARNING set.
3173 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3174 for internal functions doesn't use registers used by global registers
3175 variables. Use fewer register parameters if there are global register
3178 2005-09-06 Olivier Hainque <hainque@adacore.com>
3179 Eric Botcazou <ebotcazou@adacore.com>
3182 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3183 when we would be extracting outside its bit span (bitpos+bitsize
3184 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3185 Ada unchecked conversions.
3187 2005-09-06 Steven Bosscher <stevenb@suse.de>
3189 * tree-ssa-pre.c (try_look_through_load): New function.
3190 (compute_avail): Use it to try to look through loads for some
3191 more useful expressions.
3193 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3195 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3196 condition for detecting cases like (a&a) and (a^a).
3198 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3200 * common.opt: Add option ftree-vect-loop-version.
3201 * params.def: Add --param vect-max-version-checks.
3202 * doc/invoke.texi: Document ftree-vect-loop-version and
3203 --param vect-max-version-checks.
3204 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3205 may_misalign_stmts and defines for accessors.
3206 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3207 LOOP_VINFO_MAY_MISALIGN_STMTS.
3208 (destroy_loop_vec_info): VEC_free for
3209 LOOP_VINFO_MAY_MISALIGN_STMTS.
3210 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3211 Update documentation.
3212 (vect_update_misalignment_for_peel): New.
3213 (vect_enhance_data_refs_alignment): Update to choose loop
3214 peeling or loop versioning if appropriate for the (potentially)
3215 unaligned data references in the loop.
3216 (vect_analyze_data_refs_alignment): Remove call to
3217 vect_enhance_data_refs_alignment so the checks can be done
3219 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3220 and move up call to vect_analyze_data_refs_alignment.
3221 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3222 (vect_transform_loop): Add call to loop_version.
3224 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3226 PR rtl-optimization/23098
3227 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3228 * simplify-rtx.c (constant_pool_reference_p): New function.
3229 * rtl.h (constant_pool_reference_p): New prototype.
3230 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3231 constant_pool_reference_p in condition and
3232 avoid_constant_pool_reference in preparation statements.
3234 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3236 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3237 STRICT_LOW_PART SETs.
3239 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3242 * except.c (sjlj_emit_function_enter): Find the function begin
3243 note even when it's not in first basic block.
3245 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3247 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3248 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3249 * aclocal.m4: Regenerate.
3251 2005-09-05 DJ Delorie <dj@redhat.com>
3253 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3256 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3258 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3259 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3260 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3261 Follow spelling conventions.
3262 * doc/invoke.texi: Follow spelling conventions.
3264 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3266 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3267 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3268 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3270 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3273 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3274 (output_stack_adjust): Use gen_tmp_stack_mem.
3275 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3276 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3277 (sh_get_pr_initial_val): Likewise.
3278 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3279 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3280 * sh.md (divsi_inv_m0): Use gen_const_mem.
3281 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3282 (movdf_i4+1): Use gen_tmp_stack_mem.
3283 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3284 (fpu_switch+2): Likewise.
3285 (movv4sf_i, movv16sf_i): Use adjust_address.
3286 (symGOT_load): Set MEM_NOTRAP_P bit.
3288 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3291 * pa.c (emit_move_sequence): Fix typo in last change.
3293 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3295 PR rtl-optimization/23454
3296 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3299 2005-09-03 Richard Henderson <rth@redhat.com>
3300 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3303 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3306 2005-09-02 Nicolas Pitre <nico@cam.org>
3308 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3309 to bit_count to 32 bits.
3311 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3314 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3315 generating synthetic loads from volatile lvalues.
3317 005-09-02 Nick Clifton <nickc@redhat.com>
3319 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3320 __ctzhi2, __clzhi2): New functions.
3322 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3325 * tree-nested.c (struct var_map_elt): Mark with GTY.
3326 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3328 (lookup_field_for_decl): Allocate new element in GC memory.
3329 (lookup_tramp_for_decl): Likewise.
3330 (convert_nl_goto_reference): Likewise
3331 (create_nesting_tree): Allocate info in GC memory. Likewise for
3333 (free_nesting_tree): Free with ggc_free instead of free.
3334 (root): New static variable.
3335 (lower_nested_functions): Remove root as local variable. And zero out
3336 root at the end of the function.
3338 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3340 PR rtl-optimization/20365
3341 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3342 to short. New member ix.
3343 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3344 (simplify_plus_minus): Initialize ix members before calling qsort.
3346 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3348 PR tree-optimization/23626
3349 * tree-cfg.c (replace_uses_by): Clean up eh info.
3351 2005-09-01 DJ Delorie <dj@redhat.com>
3353 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3356 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3359 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3362 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3364 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3365 do not issue warning for a variable definition following
3368 2005-09-01 Richard Henderson <rth@redhat.com>
3371 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3372 conversion to CONST_VECTOR.
3374 2005-09-01 Richard Henderson <rth@redhat.com>
3377 * reload1.c (reload_as_needed): Check !CALL_P before calling
3378 fixup_eh_region_note.
3379 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3381 2005-09-01 DJ Delorie <dj@redhat.com>
3383 * varasm.c (output_constant): Let the target resolve
3384 conversions of addresses to non-default pointer sizes.
3386 2005-09-01 Nicolas Pitre <nico@cam.org>
3388 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3389 to alow matching ARM pre-indexed addressing mode.
3390 (arm_override_options): Remove now irrelevant comment.
3392 2005-09-01 Phil Edwards <phil@codesourcery.com>
3394 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3395 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3396 * config/i386/vxworks.h: Likewise.
3397 * config/i386/t-vxworksae: New file, for VxWorks AE.
3398 * config/i386/vxworksae.h: Likewise.
3400 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3402 PR tree-optimization/23410
3403 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3404 sequence is not wrapping during the first step.
3406 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3409 * dwarf2out.c (base_type_die): Compare char_type_node with
3410 TYPE_MAIN_VARIANT (type), not type.
3412 2005-09-01 Richard Guenther <rguenther@suse.de>
3414 PR tree-optimization/15366
3415 * common.opt: Add -finline-functions-called-once.
3416 Put -fearly-inlining in alphabetically ordered place.
3417 * doc/invoke.texi: Document new option.
3418 * ipa-inline.c (cgraph_decide_inlining): Honour
3419 flag_inline_functions_called_once.
3421 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3423 PR rtl-optimization/23478
3424 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3425 (alloc_qty): Initialize it.
3426 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3427 (combine_regs): Combine also n_throwing_calls_crossed fields.
3428 (find_free_reg): Don't attempt to caller-save pseudos crossing
3429 calls that might throw.
3430 * global.c (struct allocno): Add throwing_calls_crossed field.
3431 (global_alloc): Revert 2005-08-22 change. Initialize
3432 throwing_calls_crossed.
3433 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3436 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3439 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3440 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3441 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3442 (and64_2_operand): Tweak to use predicate.
3443 (and_operand): Adjust for mask_operand changes.
3444 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3445 (print_operand): Likewise.
3446 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3447 (mask64_1or2_operand): Delete.
3448 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3449 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3450 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3451 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3452 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3453 (rotldi3_internal4): Likewise.
3454 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3455 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3456 (ashldi3_internal7): Likewise.
3457 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3458 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3459 (anddi3 split): Don't match mask64_operand.
3460 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3461 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3462 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3463 't' splitter predicate.
3464 (movdi_internal64 + 2): Revert 2005-06-11 change.
3466 2005-08-31 DJ Delorie <dj@redhat.com>
3468 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3469 (m32c_asm_integer): Add support for 32 bit pointers.
3471 2005-08-31 Richard Henderson <rth@redhat.com>
3473 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3474 component-like references for setting MEM_NOTRAP_P.
3476 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3477 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3479 2005-08-31 Richard Henderson <rth@redhat.com>
3481 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3482 into a pseudo before applying gen_lowpart.
3484 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3486 * doc/install.texi (Specific): Update cctools version required
3487 for full functionality.
3488 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3489 linkers as -macosx_version_min.
3491 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3494 * sh.c (print_operand, %R and %S): Add handling of floating point
3495 registers, memory, constants and invalid operands.
3497 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3499 * ipa-pure-const.c: Change dump name.
3501 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3504 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3505 to "reg_or_0_operand".
3506 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3508 2005-08-31 Dale Johannesen <dalej@apple.com>
3510 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3511 loops that count down.
3513 2005-08-31 Richard Henderson <rth@redhat.com>
3516 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3517 (fixup_eh_region_note): New.
3518 (reload_as_needed): Call it.
3519 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3520 don't call find_many_sub_basic_blocks; call verify_flow_info.
3521 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3522 (keep_stack_depressed): Likewise.
3523 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3525 2005-08-31 Richard Henderson <rth@redhat.com>
3527 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3530 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3532 * expr.c (expand_expr_real_1): Compare size of address
3533 mode to target's address mode size in deciding expansion of
3534 the constant address.
3536 2005-08-31 Richard Guenther <rguenther@suse.de>
3539 * expr.c (all_zeros_p): New function.
3540 (expand_expr_real_1): Handle the case of an all-zero
3541 non-addressable constructor separately.
3543 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3545 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3546 arguments, adjust all callers.
3547 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3549 2005-08-30 Richard Henderson <rth@redhat.com>
3552 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3553 whenever the mode sizes match.
3555 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3557 * calls.c (load_register_parameters): Fix comment typo.
3558 * expr.c (emit_push_insn): Comment formatting.
3560 2005-08-30 Ian Lance Taylor <ian@airs.com>
3562 * config/i386/x-cygwin (host-cygwin): Change dependency from
3563 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3565 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3567 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3570 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3573 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3574 call to ggc_collect.
3576 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3579 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3580 beginning. Remove $(INCLUDES) from all the rules, if following
3581 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3583 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3586 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3587 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3588 not constant, but maxlen is, don't set len to maxlen, rather
3589 set maxlen to len if len is a constant.
3591 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3593 PR tree-optimization/23475
3594 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3597 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3599 Fix PR middle-end/22455
3601 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3602 Checksum only the parts of the tree that exist for the tree code.
3604 2005-08-28 Dale Johannesen <dalej@apple.com>
3606 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3608 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3610 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3612 2005-08-28 Richard Henderson <rth@redhat.com>
3614 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3615 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3618 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3621 * builtins.c (get_memory_rtx): Don't strip nops
3622 in between COMPONENT_REFs.
3624 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3627 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3629 (gimplify_modify_expr): Check for zero sized types and gimplify the
3630 rhs and lhs as statements.
3632 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3635 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3636 state for return address column of signal frames.
3638 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3641 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3642 bytes >= 2 not bytes == 2.
3643 (expand_block_move): Same.
3645 2005-08-27 Richard Guenther <rguenther@suse.de>
3648 * config/i386/sse.md (sse2_movsd): Add missing closing
3651 2005-08-27 Paul Brook <paul@codesourcery.com>
3653 * genrecog.c (enum decision_type): Add DT_num_insns.
3654 (struct decision_test): Add u.num_insns.
3655 (add_to_sequence): Add DT_num_insns test.
3656 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3657 (write_cond, debug_decision_2): Ditto.
3658 (change_state): Assume peep2_next_insn never fails.
3659 Remove "afterward" argument.
3660 (write afterward, write_tree): Update to match.
3661 * recog.c (peep2_current_count): New variable.
3662 (peep2_next_insn): Check it.
3663 (peephole2_optimize): Set peep2_current_count.
3664 * recog.h (peep2_current_count): Declare.
3666 2005-08-26 Josh Conner <jconner@apple.com>
3669 * ipa-pure-const.c (check_tree): Check for volatile-ness
3670 when considering a dereference.
3672 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3674 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3676 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3678 PR rtl-optimization/23561
3679 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3680 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3681 at most LEN bytes long memory fits into the field.
3682 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3683 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3684 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3686 2005-08-26 Richard Henderson <rth@redhat.com>
3689 * loop.c (biased_biv_may_wrap_p): New.
3690 (maybe_eliminate_biv_1): Use it to suppress non-equality
3691 comparison transformations. Delete disabled code.
3693 2005-08-26 Ian Lance Taylor <ian@airs.com>
3695 * combine.c (make_extraction): Avoid reference outside object.
3697 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3699 * stor-layout.c (finalize_type_size): Restore behaviour for
3700 non-aggregate types to the status quo ante of the patch for
3701 pr 23467. Document why it matters.
3703 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3706 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3707 array by one element, initialize the BT_LAST element with NULL.
3709 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3711 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3712 optimizing for size.
3714 (compare_plus_eqsi): Same.
3715 (plus_eqsi_compare): Same.
3716 (neg_eq0<mode>): Same.
3717 (neg_eq<mode>): Same.
3719 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3722 2005-08-26 Nick Clifton <nickc@redhat.com>
3724 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3725 TARGET_EP is not defined.
3726 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3727 TARGET_EP is enabled.
3728 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3729 * config/v850/v850.md (save_all_interrupt): Only use the EP
3730 register if TARGET_EP is defined.
3731 (restore_all_interrupt): Likewise.
3732 * config/v850/lib1funcs.asm: Update functions so that the EP
3733 register is only used if __EP__ is defined.
3735 2005-08-26 David Ung <davidu@mips.com>
3737 * config/mips/mips.c (mips_expand_prologue): Handle case when
3738 generating for MIPS16 and the outgoing argument area is more than
3739 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3742 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3744 * config/crx/crx.md: Make doloop_end pattern usage controllable
3745 via mloop-nesting=<max-nesting> command line switch. Make sure
3746 the combiner cannot use doloop_end_<mode> in an illegal way.
3747 * config/crx/crx.c: Use regs up to r6 for argument passing.
3748 Refine crx_address_cost (non cst4 displacements are expensive).
3749 * config/crx/crx.opt: Add switch for mloop-nesting=.
3751 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3753 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3754 (UNSPEC_MVST): New constant.
3756 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3758 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3759 Reject operands containing eliminable registers.
3760 * testsuite/gcc.dg/20050825-1.c: New testcase.
3762 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3763 Jan Hubicka <jh@suse.cz>
3765 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3767 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3769 PR tree-optimization/23546
3770 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3773 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3775 * params.def (PARAM_MIN_SPEC_PROB): New.
3776 * sched-rgn.c (MIN_PROBABILITY): Delete.
3777 (compute_trg_info): Convert to PARAM_VALUE.
3778 * doc/invoke.texi (param): Document min-spec-prob.
3780 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3782 * config/darwin.h: define __PIC__
3783 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3784 TARGET_OS_CPP_BUILTINS macro.
3786 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3788 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3791 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3793 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3795 * cfghooks.c (duplicate_block): Added position where to place
3796 new block as argument.
3797 * cfghooks.h (duplicate_block): Declaration changed.
3798 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3800 * cfglayout.h (copy_bbs): Declaration changed.
3801 * cfgloop.h (loop_version): Declaration changed.
3802 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3803 position to copy_bbs.
3804 (loop_version): Pass position to duplicate_loop_to_header_edge.
3805 Add place_after argument and position new blocks according to
3807 * modulo-sched.c (sms_schedule): Pass place_after argument
3809 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3810 * tree-cfg.c (split_edge_bb_loc): New function.
3811 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3812 to determine position of new blocks.
3813 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3815 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3816 argument to duplicate_block.
3817 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3818 Pass position to copy_bbs.
3820 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3822 * fold-const.c (ptr_difference_const): Use
3823 cst_and_fits_in_hwi instead of host_integerp.
3825 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3827 * config/darwin.c (gen_pic_offset): New.
3828 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3831 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3833 PR tree-optimization/23486
3834 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3836 2005-08-23 Phil Edwards <phil@codesourcery.com>
3838 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3839 remove use_collect2.
3840 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3842 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3843 configuration files to override the default value.
3845 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3846 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3847 * config/vx-common.h: New file, split out from...
3848 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3849 * config/vxworksae.h: New file, for VxWorks AE.
3850 * config/vxworks.opt: New file.
3851 * config/vxlib.c: Update for VxWorks 6.
3853 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3854 other MULTILIB_* variables appropriately.
3855 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3856 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3857 * config/rs6000/vxworks.h: Update for VxWorks 6.
3858 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3860 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3863 * config/darwin.c (machopic_select_section): Remove the hack to
3864 mark "::operator new" and "::operator delete" for coalescing
3865 even though they are not weak.
3867 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3869 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3870 * configure: Regenerate.
3872 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3875 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3877 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3878 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3881 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3883 * config/rs6000/predicates.md (equality_operator): New.
3884 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3885 comparison with a large constant.
3887 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3889 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3891 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3893 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3894 registers is even, and we have a hardware double precision fp,
3896 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3897 size of current argument when checking if argument was passed in
3900 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3903 * stor-layout.c (finalize_type_size): Dont override
3904 existing alignment with a smaller alignment from the mode.
3906 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3908 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3909 * lambda.h (lambda_vector_lexico_pos): ... here.
3910 * tree-data-ref.c (build_classic_dist_vector): Return false when
3911 the distance vector is lexicographically negative.
3913 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3915 PR tree-optimization/23511
3916 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3917 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3919 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3921 PR tree-optimization/22043
3922 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3923 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3924 If ALLOW_FLEXARR, handle types ending with flexible array member.
3925 Pass false as second argument to recursive count_type_elements calls.
3926 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3927 argument to count_type_elements call.
3928 * tree-sra.c (decide_block_copy): Likewise.
3929 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3930 for a constant-sized object, set cleared as well. Pass true as
3931 second argument to count_type_elements call.
3933 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3936 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3937 from legitimate_small_data_p, and make global. Update use.
3938 Remove forward declaration.
3939 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3941 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3943 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3945 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3946 of scratch intermediates.
3947 (eq<mode>_compare): Same.
3948 (neg_eq0<mode>): New.
3949 (neg_eq<mode>): Convert to define_insn_and_split.
3951 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3954 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3955 stdarg functions, set/clear the fp marker even when no variable
3957 * config/rs6000/sysv4.opt (mprototype): Describe.
3959 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3961 PR rtl-optimization/23478
3962 * regs.h (reg_info): Add throw_calls_crossed.
3963 (REG_N_THROWING_CALLS_CROSSED): Define.
3964 * flow.c (allocate_reg_life_data): Initialize
3965 REG_N_THROWING_CALLS_CROSSED.
3966 (propagate_one_insn, attempt_auto_inc): Update
3967 REG_N_THROWING_CALLS_CROSSED.
3968 * global.c (global_alloc): Don't allocate pseudos across
3969 calls that may throw.
3971 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3974 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3975 value is inbetween the range if we did not find an exact match.
3977 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3979 * doc/invoke.texi (Option Summary): Add ms1 options.
3980 * doc/extend.texi: Document interrupt handler attribute for ms1.
3981 * doc/md.texi: Document ms1 constraints.
3982 * config.gcc: Add ms1-*-elf.
3983 * config/ms1/ms1.h: New.
3984 * config/ms1/ms1.c: New.
3985 * config/ms1/ms1.md: New.
3986 * config/ms1/ms1-protos.h: New.
3987 * config/ms1/ABI.txt: New.
3988 * config/ms1/crti.asm: New.
3989 * config/ms1/crtn.asm: New.
3990 * config/ms1/lib2extra-funcs.c: New.
3991 * config/ms1/t-ms1: New.
3992 * config/ms1/ms1.opt: New.
3994 2005-08-22 Ira Rosen <irar@il.ibm.com>
3996 * config/rs6000/altivec.md (xorv4sf3): New.
3997 (negv4sf2, neg<mode>2): Likewise.
3999 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4002 * config/ia64/ia64.md (divsi3): Check divide by zero.
4003 (udivsi3): Likewise.
4005 (udivdi3): Likewise.
4007 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4009 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4010 up to elem_bitsize bits, not max_bitsize.
4012 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4014 PR tree-optimization/23433
4015 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4016 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4018 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4020 PR tree-optimization/23434
4021 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4022 the iteration bound is not an INTEGER_CST.
4024 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4026 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4027 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4028 NULL if need_epilog_adjust is false.
4029 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4030 Case 3 always peels first itration, not just for PLUS case, and no need
4031 to use scalar_initial_def here. Create an epilog adjustment only if
4032 scalar_initial_def is not NULL.
4034 (vectorizable_reduction): Remove assert.
4036 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4039 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4040 (__moddi3): Likewise.
4041 (__udivdi3): Likewise.
4042 (__umoddi3): Likewise.
4043 (__divsi3): Likewise.
4044 (__modsi3): Likewise.
4045 (__udivsi3): Likewise.
4046 (__umodsi3): Likewise.
4048 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4050 * tree-pass.h (TDF_GRAPH): Define.
4051 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4052 * passes.c (finish_optimization_passes): Only call
4053 finish_graph_dump_file if TDF_GRAPH is set.
4054 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4055 NULL. Set TDF_GRAPH bit.
4056 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4058 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4060 * arm.h (arm_stack_offsets): Add locals_base field.
4061 * arm.c (arm_get_frame_offsets): Compute it.
4062 (thumb_compute_initial_elimination offset): Make the Thumb frame
4063 pointer point to the base of the local variables.
4064 (thumb_expand_prologue): Update accordingly.
4065 (thumb_expand_epilogue): Likewise.
4067 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4068 mode of clobbered scratch to DImode. Handle a case that's known to
4071 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4073 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4074 (gt0<mode>_compare): Delete.
4075 (neg_gt0<mode>): Delete.
4077 2005-08-19 Eric Christopher <echristo@apple.com>
4079 * optabs.h: Change CTI_ to COI_.
4082 2005-08-19 James E Wilson <wilson@specifix.com>
4084 * builtins.c (expand_builtin_return_addr): Set
4085 current_function_accesses_prior_frames when count != 0. Use
4086 frame_pointer_rtx when count == 0.
4087 * function.h (struct function): Add accesses_prior_frames field.
4088 (current_function_accesses_prior_frames): Define.
4089 * reload1.c (init_elim_table): Check
4090 current_function_accesses_prior_frames.
4091 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4093 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4095 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4096 indicator. Return true if the flowgraph changed during
4099 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4102 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4103 conditional expression before testing its value.
4105 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4107 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4109 2005-08-19 Devang Patel <dpatel@apple.com>
4111 PR tree-optimization/23048
4112 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4113 third parameter. Check whether latch is dominated by exit
4115 (if_convertible_loop_p): Supply exit block itself to
4116 if_convertible_bb_p.
4118 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4121 * arm.md (arm_load_pic_register): Change argument to the mask of
4122 saved registers. Call thumb_find_work_register if we need a
4123 scratch register on Thumb.
4124 (arm_expand_prologue): Pass empty register set to
4125 arm_load_pic_register.
4126 (thumb_expand_prologue): Pass live_regs_mask directly to
4127 arm_load_pic_register.
4128 * arm-protos.h (arm_load_pic_register): Update prototype.
4130 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4132 * sh.c (find_sole_member): New function.
4133 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4134 if the record's alignment is larger than the size of its only member.
4136 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4139 * arm.c (thumb_legitimize_reload_address): New function.
4140 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4141 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4143 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4145 * config/crx/crx.c: Implement crx_decompose_address. Reject
4146 symbolic displacements since CRX register relative adressing
4147 mode can't handle unsigned 32-bit values as displacements.
4148 * config/crx/crx.h: Simplify definitions, remove redundant
4149 parenthesis and obsolete macros.
4150 * config/crx/crx.opt: Add new switch for debugging addresses.
4151 * config/crx/crx-protos.h: Add new declarations for above.
4153 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4156 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4159 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4161 * collect2.c (dup2): Delete.
4162 * configure.ac: Don't check for dup2.
4164 * config.in, configure: Regenerate.
4166 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4168 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4169 record with the type of its only member.
4171 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4173 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4174 define_insn_and_split.
4175 (plus_ltu<mode>_compare): Same.
4176 (gtu<mode>_compare): Same.
4177 (plus_gtu<mode>_compare): Same.
4179 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4181 PR tree-optimization/22228
4182 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4184 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4185 are recorded in vect_vnames_to_rename for renaming.
4186 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4187 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4188 in vect_vnames_to_rename.
4189 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4190 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4192 2005-08-18 Jan Hubicka <jh@suse.cz>
4195 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4196 info only for local statics, not for member variables.
4198 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4200 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4202 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4204 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4206 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4209 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4211 2005-08-17 James E Wilson <wilson@specifix.com>
4213 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4216 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4218 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4219 (leu<mode>_compare): Same.
4220 (plus_leu<mode>): Same.
4221 (neg_leu<mode>): Same.
4222 (and_neg_leu<mode): Same.
4223 (ltu<mode>_compare): Same.
4224 (plus_ltu<mode>): Same.
4226 (geu<mode>_compare): Same.
4227 (plus_geu<mode>): Same.
4228 (neg_geu<mode>): Same.
4229 (and_neg_geu<mode>): Same.
4230 (plus_gt<mode>): Same.
4231 (gtu<mode>_compare): Same.
4232 (plus_gtu<mode>): Same.
4234 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4236 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4237 Move call_table_data to end. Delete spurious .text.
4238 (callt_save_all_interrupt): Fix comment typo.
4240 2005-08-17 James E Wilson <wilson@specifix.com>
4241 Kevin Winchester <winchester@amirix.com>
4244 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4246 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4249 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4250 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4252 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4254 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4255 record with the type of its only member if the modes don't match.
4257 * varasm.c (decode_reg_name): Skip empty additional register names.
4259 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4261 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4262 lsm_tmp_name_length): New.
4263 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4264 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4266 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4267 Andreas Krebbel <krebbel1@de.ibm.com>
4269 * config.gcc: Added z9-109 switch.
4270 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4271 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4272 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4273 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4274 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4275 for "z9_109" cpu attribute.
4276 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4277 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4278 (s390_handle_arch_option): Added z9-109 switch.
4279 (override_options): Set respective cost function for z9-109.
4280 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4281 (legitimate_reload_constant_p): Accept extended immediates.
4282 (print_operand): Three new output modifiers added: k, m and o.
4283 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4284 (s390_output_mi_thunk): Use extended immediate when possible.
4285 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4286 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4287 (CONSTRAINT_LEN): Added length of O constraint.
4288 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4289 * config/s390/s390.md ("cpu"): New value z9_109 added.
4290 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4291 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4292 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4293 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4294 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4295 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4296 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4297 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4298 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4299 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4300 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4301 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4302 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4303 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4304 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4306 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4307 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4308 insns for TARGET_EXTIMM.
4310 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4312 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4314 2005-08-17 Nick Clifton <nickc@redhat.com>
4316 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4317 Call default_encode_section_info.
4319 2005-08-17 Steven Bosscher <stevenb@suse.de>
4321 PR tree-optimization/21574
4322 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4323 constant, return CONSTANT.
4324 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4325 (ccp_fold, visit_assignment): Likewise.
4326 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4328 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4330 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4331 fold_buildN instead of buildN then fold_initializer or fold.
4332 (build_unary_op): Likewise.
4333 (build_binary_op): Likewise.
4334 * fold-const.c (fold_initializer): Remove.
4335 (fold_build1_initializer): New function.
4336 (fold_build2_initializer): New function.
4337 (fold_build3_initializer): New function.
4338 * tree.h (fold_initializer): Remove.
4339 (fold_build1_initializer): New function.
4340 (fold_build2_initializer): New function.
4341 (fold_build3_initializer): New function.
4343 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4345 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4346 (try_move_mult_to_index): Call fold_build2 instead of build2.
4347 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4348 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4349 fold_binary_to_constant.
4350 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4352 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4353 check if A == gcd (A, B). Remove TYPE argument.
4354 (analyze_offset) Use fold_build2 instead of fold (build.
4355 (create_data_ref): Likewise.
4356 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4357 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4360 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4362 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4363 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4365 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4368 * gimplify.c (zero_sized_type): New function.
4369 (gimplify_modify_expr_rhs): If we have a zero sized type,
4370 replace the statement with an empty statement.
4372 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4374 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4377 2005-08-16 Ian Lance Taylor <ian@airs.com>
4379 * doc/tm.texi (Label Output): Correct typo.
4381 2005-08-16 Steven Bosscher <stevenb@suse.de>
4384 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4385 force_operand will work later on using have_insn_for.
4387 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4389 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4391 2005-08-16 Ian Lance Taylor <ian@airs.com>
4394 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4395 vector type, don't try to construct it element by element. Add an
4396 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4398 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4400 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4402 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4404 * doc/invoke.texi (Precompiled Headers): Document some more options
4405 which are known to be safe.
4407 2005-08-16 James E Wilson <wilson@specifix.com>
4409 PR tree-optimization/21105
4410 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4411 TREE_OVERFLOW check.
4413 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4415 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4416 (neg_ltu<mode>): Same.
4418 (neg_gtu<mode>): Same.
4420 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4422 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4423 (fold_builtin_isdigit): Use fold_buildN.
4424 (build_function_call_expr): Likewise.
4425 * c-typeck.c (c_finish_loop): Likewise.
4427 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4428 Richard Shann <rshann@superh.com>
4430 PR middle-end/20396:
4431 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4433 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4435 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4437 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4440 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4441 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4444 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4447 * fold-const.c (build_range_check): Disable optimization for function
4448 pointer expressions on targets that require function pointer
4451 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4453 * simplify-rtx.c (simplify_const_relational_operation): When
4454 extracting arguments of a COMPARE, recompute the mode as well.
4456 2005-08-15 Ian Lance Taylor <ian@airs.com>
4458 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4460 2005-08-15 DJ Delorie <dj@redhat.com>
4462 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4464 (movsi_splittable): Allow, but split, moves to the stack.
4465 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4468 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4470 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4471 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4472 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4474 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4475 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4476 Delete HOST_PTR_PRINTF.
4478 * configure, config.in: Regenerate.
4480 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4482 * config/rs6000/rs6000.md (QHSI): New mode macro.
4483 (wd): Extend mode attr for QImode and HImode
4484 (dbits): New mode attr.
4485 (zero_extend<mode>di2): Convert to mode macro.
4487 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4490 * doc/invoke.texi (-mgnu-ld): Update description.
4493 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4496 * Makefile.in (tree-chrec.o): Depends on real.h.
4497 * tree-chrec.c: Include real.h.
4498 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4499 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4500 * tree-scalar-evolution.c (add_to_evolution_1,
4501 interpret_rhs_modify_expr): Ditto.
4503 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4506 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4507 step is negative compute the estimation from init downwards to zero.
4509 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4511 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4513 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4515 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4517 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4518 Accept double-word constants that can be split.
4519 * config/s390/s390.md ("movti"): Use 'P' constraint.
4520 ("*movdi_31", "*movdf_31"): Likewise.
4522 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4524 Fix PR tree-optimization/22615
4526 * tree-ssa-structalias.c (solution_set_add): Handle
4527 first_vi_for_offset returning NULL.
4528 (do_da_constraint): Ditto.
4529 (do_sd_constraint): Ditto.
4530 (do_ds_constraint): Ditto
4531 (find_func_aliases): Ditto.
4532 (build_constraint_graph): RHS is allowed be ANYTHING.
4533 (first_vi_for_offset): Return NULL if we couldn't find anything at
4536 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4538 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4539 over memory as first operand.
4541 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4544 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4545 available for setting it.
4547 2005-08-14 Ira Rosen <irar@il.ibm.com>
4549 PR tree-optimization/23320
4550 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4551 data-refs' types instead of base object nullness. Add check for
4552 pointer type data-refs before first location comparison. Remove
4555 2005-08-14 Andreas Schwab <schwab@suse.de>
4557 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4559 2005-08-13 James E Wilson <wilson@specifix.com>
4561 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4562 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4563 -fstack-protector-all, --param ssp-buffer-size): Document.
4564 (-Wvariadic-macros): Alphabetize.
4565 (-fsched-stalled-insns-dep): Add missing 'f'.
4567 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4570 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4572 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4573 or indirect address operand.
4574 (EXTRA_ADDRESS_CONSTRAINT): New.
4575 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4577 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4579 PR tree-optimization/22236
4580 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4581 successors and predecessors.
4582 * tree-chrec.c (chrec_convert): Before converting, check that
4583 sequences don't wrap.
4584 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4585 (analyze_array): Extern.
4586 (find_data_references_in_loop): Remove call to
4587 compute_estimated_nb_iterations.
4588 * tree-data-ref.h (analyze_array): Declared.
4589 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4590 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4591 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4592 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4594 * tree-ssa-loop-ivcanon.c: Fix documentation.
4595 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4596 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4597 (infer_loop_bounds_from_undefined): New.
4598 (estimate_numbers_of_iterations_loop): Use
4599 infer_loop_bounds_from_undefined.
4600 (used_in_pointer_arithmetic_p): New.
4601 (scev_probably_wraps_p): Pass an extra parameter. Call
4602 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4603 (convert_step): Fix documentation.
4604 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4605 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4606 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4607 scev_probably_wraps_p.
4609 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4611 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4612 (s390_register_info): Ignore clobbered_regs information for fixed
4613 registers, and only fixed registers.
4614 (s390_init_frame_layout): Remove redundant call.
4616 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4618 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4619 description of -Wold-style-casts.
4621 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4622 Jakub Jelinek <jakub@redhat.com>
4624 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4625 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4626 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4627 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4628 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4629 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4630 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4631 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4632 ("stack_protect_set", "stack_protect_test"): New expanders.
4633 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4634 "stack_protect_testdi"): New insn definitions.
4636 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4638 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4640 2005-08-12 Paul Brook <paul@codesourcery.com>
4642 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4644 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4646 * config/s390/predicates.md (setmem_operand): New predicate.
4647 (shift_count_operand): Accept ANDs with special constants as
4649 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4650 with special constants.
4651 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4652 shift_count_operand with setmem_operand.
4654 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4656 * config/s390/s390.c (s390_extract_part, s390_single_part):
4658 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4659 (s390_output_mi_thunk): Don't use lg on 31 bit.
4660 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4661 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4663 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4665 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4666 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4667 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4668 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4669 with one of the new macros.
4671 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4673 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4674 Don't set save_return_addr_p.
4675 (s390_register_info): Make clobbered_regs not depending on
4678 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4680 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4681 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4683 2005-08-11 James E. Wilson <wilson@specifix.com>
4685 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4687 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4689 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4690 locations gathered by var-tracking in single entry loc_list
4691 over loc_descriptor_from_tree.
4693 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4694 pass it down to loc_descriptor.
4695 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4696 (containing_function_has_frame_base): Move earlier in the file.
4697 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4698 instead of always assuming fbreg can't be used.
4700 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4702 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4703 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4704 Accept address wrapped in AND for Altivec.
4705 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4706 Strip AND wrapping offset address for Altivec.
4708 2005-08-11 Richard Henderson <rth@redhat.com>
4711 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4712 before using TYPE_IS_SIZETYPE.
4714 2005-08-11 Richard Henderson <rth@redhat.com>
4717 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4718 insn types not present on ev4.
4719 (alphaev5_insn_pipe): Similarly.
4721 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4724 * arm.c (arm_override_options): If the user has selected callee-super-
4725 interworking, then enable normal interworking.
4727 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4729 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4732 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4734 * doc/rtl.texi: Fix two typos.
4736 2005-08-11 Richard Guenther <rguenther@suse.de>
4739 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4740 cases where we call to/from functions returning void.
4742 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4745 * tree.c (build_pointer_type_for_mode): Robustify.
4747 2005-08-10 James E Wilson <wilson@specifix.com>
4749 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4750 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4752 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4755 2005-08-10 Eric Christopher <echristo@apple.com>
4757 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4758 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4761 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4764 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4765 for the high part when generating dynamic-no-pic code.
4767 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4769 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4770 (x86_64-*-linux*): Likewise.
4772 * config/i386/crtfastmath.c: New file.
4773 * config/i386/t-crtfm: Likewise.
4775 * config/i386/linux.h (ENDFILE_SPEC): New.
4776 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4778 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4781 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4783 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4784 (vec_shl, vec_shr): Document new operations.
4785 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4787 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4789 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4790 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4791 change predicate to indexed_or_indirect_address.
4793 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4795 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4796 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4797 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4798 and __aeabi_uwrite8.
4799 * config/arm/unaligned-funcs.c: New file.
4800 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4802 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4804 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4806 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4807 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4809 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4810 * final.c (pass_shorten_branches): Add dump.
4811 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4812 (pass_life): Rename dump.
4813 (rest_of_handle_flow2): Remove initial verify_flow_info.
4814 * function.c (pass_instantiate_virtual_regs): Add dump.
4815 * integrate.c (pass_initial_value_sets): Add dump.
4816 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4817 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4818 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4819 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4820 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4821 gate_rtl_unrool_and_peel_loops): New.
4822 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4823 rtl_doloop): Do not look at flags.
4824 * mode-switching.c (pass_mode_switching): Add dump.
4825 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4826 pass_split_before_regstack): Add dump.
4827 * regmove.c (pass_stack_adjustments): Add dump.
4828 * tree-optimize.c (pass_fixup_cfg): Add dump.
4830 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4833 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4834 deciding which instruction sequence to use.
4836 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4838 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4839 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4841 2005-08-09 Richard Guenther <rguenther@suse.de>
4843 * c-common.c (builtin_function_2): Remove.
4844 (def_builtin_1): New function.
4845 (c_common_nodes_and_builtins): Use def_builtin_1 to
4846 build builtin functions.
4848 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4850 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4851 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4852 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4855 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4857 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4858 fold_binary instead of fold_build2 since we don't care about the
4860 (loop_niter_by_eval): Likewise.
4861 (compare_trees): Likewise.
4862 (proved_non_wrapping_p): Likewise.
4864 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4868 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4869 if the if is really empty.
4871 2005-08-09 Steven Bosscher <stevenb@suse.de>
4873 PR tree-optimization/23234
4874 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4875 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4876 argument of the new enum.
4877 (execute_cse_reciprocals): Add reciprocals for function arguments
4878 on the unique successor edge of the entry block. Update other calls
4879 to execute_cse_reciprocals_1.
4881 2005-08-08 Richard Henderson <rth@redhat.com>
4884 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4886 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4888 * expr.c (write_complex_part): Return after handling MEM.
4890 2005-08-08 Josh Conner <jconner@apple.com>
4892 PR rtl-optimization/23241
4893 * combine.c (simplify_comparison): Fix error in determining
4894 whether to lift a subreg from comparison.
4896 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4899 * config/rs6000/altivec.md (vec_init<mode>): New.
4900 (vec_set<mode>): New.
4901 (vec_extract<mode>): New.
4902 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4903 (rs6000_expand_vector_set): New.
4904 (rs6000_expand_vector_extract): New.
4905 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4906 for Altivec modes before reload.
4907 (altivec_expand_vec_init_builtin): New.
4908 (get_element_number): New.
4909 (altivec_expand_vec_set_builtin): New.
4910 (altivec_expand_vec_ext_builtin): New.
4911 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4913 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4915 * config/rs6000/rs6000.h (rs6000_builtins): Add
4916 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4917 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4918 * config/rs6000/rs6000-protos.h: Declare new functions.
4920 2005-08-08 Jan Hubicka <jh@suse.cz>
4922 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4923 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4924 * i386.md (movdi*): Use pic_32bit_operand.
4925 * predicates.md (pic_32bit_operand): New.
4927 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4930 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4932 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4934 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4935 (test_for_singularity): Use fold_build2.
4937 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4939 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4941 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4943 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4944 (COMMON_ASM_OP) Define.
4945 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4946 (ix86_encode_section_info): Likewise.
4947 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4948 SUBTARGET_ENCODE_SECTION_INFO.
4950 2005-08-06 Richard Henderson <rth@redhat.com>
4953 * tree-nested.c (convert_local_reference): Save and restore val_only
4954 around component_ref and friends. Clear walk_subtrees by default.
4956 2005-08-06 Peter O'Gorman <peter@pogma.com>
4959 * gcc.c (process_command): Check the argument to -b has a dash.
4960 * doc/invoke.texi: Update -b and -V docs.
4962 2005-08-06 James E Wilson <wilson@specifix.com>
4964 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4966 2005-08-06 Michael Matz <matz@suse.de>
4968 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4969 member only if only one insn is associated with the value.
4971 2005-08-06 Nick Clifton <nickc@redhat.com>
4973 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4975 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4976 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4977 Check symbol flags instead of symbol name mangling.
4978 (xstormy16_asm_output_aligned_common): Likewise. Also
4979 simplify code since the bss100_section cass is the only case
4980 where the below100 code will be triggered.
4981 (xstormy16_encode_section_info): Encode below100 attribute
4982 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4984 (xstormy16_strip_name_encoding): Delete - this function is no
4986 (TARGET_STRIP_NAME_ENCODING): Undefine.
4987 * config/stormy16/stormy16-protos.h: Delete prototype for
4988 xstormy16_strip_name_encoding.
4990 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4992 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4993 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4994 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4995 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4996 config/alpha/predicates.md, config/arc/arc.h,
4997 config/arm/arm.h, config/arm/ieee754-df.S,
4998 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4999 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5000 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5001 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5002 config/m68hc11/m68hc11.h, config/mips/mips.c,
5003 config/mips/mips.h, config/mips/openbsd.h,
5004 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5005 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5006 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5007 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5008 config/sparc/linux.h, config/sparc/linux64.h,
5009 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5010 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5011 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5012 typos. Follow spelling conventions.
5014 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5017 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5018 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5019 specially. Check for side effects only for COND_EXPR.
5020 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5021 return with TREE_NO_WARNING.
5023 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5025 PR rtl-optimization/23233
5026 * loop.c (combine_movables): Require the modes to be the same.
5027 (move_movables): Remove handling of cases where the replacement
5028 had a different mode to the original.
5030 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5032 PR tree-optimization/23128
5033 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5034 subtraction wrap, and set TREE_OVERFLOW if they do.
5036 2005-08-05 Richard Henderson <rth@redhat.com>
5039 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5040 FORCED_LABEL labels.
5042 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5045 * reload.c (find_reloads_subreg_address): Pass down TYPE
5046 unchanged. Change all callers except find_reloads_toplev.
5048 2005-08-05 Michael Matz <matz@suse.de>
5050 * genattrtab.c (current_alternative_string): Remove.
5051 (SIMPLIFY_ALTERNATIVE): Ditto.
5052 (attr_alt_bit_p): Ditto.
5053 (alternative_name): Make const char *.
5054 (evaluate_eq_attr): Remove use of above things.
5055 (simplify_test_exp): Ditto.
5056 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5057 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5059 2005-08-04 James E Wilson <wilson@specifix.com>
5061 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5062 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5063 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5064 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5065 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5067 2005-08-04 Richard Henderson <rth@redhat.com>
5070 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5071 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5072 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5073 if we'd have to instantiate too many members.
5075 2005-08-04 Richard Henderson <rth@redhat.com>
5078 * tree-outof-ssa.c (coalesce_asm_operands): New.
5079 (coalesce_ssa_name): Use it. Split out ...
5080 (coalesce_phi_operands, coalesce_result_decls): ... these.
5082 2005-08-04 Paul Brook <paul@codesourcery.com>
5084 * read-rtl.c (read_quoted_string): Break if EOF.
5086 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5088 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5089 (fold_build2): Likewise.
5090 (fold_build3): Likewise.
5091 (fold_build1_stat): New function prototype.
5092 (fold_build2_stat): Likewise.
5093 (fold_build3_stat): Likewise.
5094 * fold-const.c (fold_build1): Rename to ..
5095 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5096 through to build1_stat.
5097 (fold_build2): Rename to ..
5098 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5099 through to build2_stat.
5100 (fold_build3): Rename to ..
5101 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5102 through to build3_stat.
5104 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5105 Ian Lance Taylor <ian@airs.com>
5107 * function.c (assign_stack_local_1): Do not correct stack slot
5108 address if allocation size is smaller than mode size.
5110 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5113 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5114 (tree_merge_blocks): Propagate anything allowed by
5116 Clarify documentation.
5117 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5118 SSA form, schedule an update if necessary.
5120 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5122 * doc/install.texi (Binaries): Remove broken link to
5123 Sinix/Reliant Unix binaries.
5125 2005-08-03 Richard Henderson <rth@redhat.com>
5128 * function.c (stack_protect_epilogue): Export.
5129 * tree.h (stack_protect_epilogue): Declare.
5130 * calls.c (expand_call): Call it.
5132 2005-08-03 Eric Christopher <echristo@apple.com>
5134 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5135 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5138 2005-08-04 Jan Hubicka <jh@suse.cz>
5140 * profile.c (branch_prob): Split edges with goto locus on them
5141 to get proper line counts.
5142 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5144 2005-08-03 Paul Brook <paul@codesourcery.com>
5146 * function.c (assign_parms): Round current_function_args_size
5147 to PARM_BOUNDARY, not STACK_BOUNDARY.
5149 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5151 * config/i386/i386.c (x86_elf_aligned_common)
5152 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5154 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5156 PR tree-optimization/23157
5157 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5158 before emitting them.
5160 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5162 PR tree-optimization/19899
5163 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5164 * tree-scalar-evolution.c: Include real.h.
5165 (add_to_evolution): Build constant -1 of correct type.
5167 2005-08-03 Jan Hubicka <jh@suse.cz>
5169 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5170 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5171 profile updating for complette unrolling.
5172 * loop-unroll.c (peel_loop_completely): Use it.
5173 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5174 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5177 2005-08-03 Paul Brook <paul@codesourcery.com>
5179 * combine.c (can_change_dest_mode): New function.
5180 (try_combine, simplify_set): Use it.
5182 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5184 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5187 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5189 * doc/install.texi (Specific): Adjust link to openavr.org.
5190 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5191 (Binaries): Adjust HP-UX Porting Center link.
5192 (Binaries): Adjust Free Software Foundation ordering link.
5194 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5196 * convert.c (convert_to_integer): Use fold_build1 instead of
5197 build1 when converting an integer to an integer.
5199 2005-08-02 Richard Henderson <rth@redhat.com>
5201 * combine.c (combine_instructions): Don't use reg_equal/equiv
5202 results if the mode doesn't match.
5204 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5206 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5207 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5209 2005-08-02 Richard Henderson <rth@redhat.com>
5212 * explow.c (memory_address): Remove special-case for
5213 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5215 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5218 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5219 number of calls to cleanup_tree_cfg_1.
5221 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5223 * doc/invoke.texi: document file extensions .F90 and .F95
5225 2005-08-02 Richard Guenther <rguenther@suse.de>
5227 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5228 positive if its first argument is positive.
5230 2005-08-02 Richard Guenther <rguenther@suse.de>
5232 PR tree-optimization/23177
5233 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5236 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5238 PR tree-optimization/23129
5239 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5240 varying for divisions with anti-ranges.
5242 2005-08-02 Jan Hubicka <jh@suse.cz>
5244 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5245 * tree-ssa-threadupdate.c (thread_block): Add it here.
5247 2005-08-01 James E Wilson <wilson@specifix.com>
5249 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5250 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5251 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5253 * config/mips/predicates.md (const_call_insn_operand): Add check for
5254 SYMBOL_REF_LONG_CALL_P.
5255 * doc/extend.texi (long_call): Document the new attribute.
5257 2005-08-01 Ian Lance Taylor <ian@airs.com>
5258 Richard Henderson <rth@redhat.com>
5260 * Makefile.in (RTL_BASE_H): Add real.h.
5261 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5263 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5265 * rtl.c (rtl_check_failed_code_mode): New.
5266 * rtl.h (struct rtx_def): Add u.rv.
5267 (XCMWINT, XCNMPRV): New.
5268 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5269 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5271 2005-08-01 Richard Henderson <rth@redhat.com>
5273 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5274 with auto-inc codes.
5276 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5278 2005-08-01 Jan Hubicka <jh@suse.cz>
5280 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5281 * i386.c: Include dwarf2.h
5282 (asm_preferred_eh_data_format): New.
5283 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5285 2005-08-01 Ian Lance Taylor <ian@airs.com>
5287 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5288 randomize_va_space for virtual address randomization control.
5290 2005-08-01 Steven Bosscher <stevenb@suse.de>
5292 * common.opt (flag_ipa_cp): Put in right place to maintain
5295 2005-08-01 Jan Hubicka <jh@suse.cz>
5297 * profile.c (compute_value_histograms): Fix thinko.
5298 * value-prof.c: Include toplev.h
5299 (check_counter): New function.
5300 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5301 tree_mod_subtract_transform): Add sanity check.
5303 2005-08-01 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/23133
5306 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5307 current functions parameter decls to find defs to cse
5310 2005-08-01 Richard Guenther <rguenther@suse.de>
5312 PR tree-optimization/23109
5313 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5314 If trapping math is in effect, use post-dominator information
5315 to check if we'd in any case reach a trapping point before
5316 doing the reciprocal insertion.
5317 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5318 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5319 expressions are invariant only if trapping math is not in effect.
5321 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5323 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5324 cgraph_function_versioning): New declarations.
5325 * cgraphunit.c: Add include to ipa-prop.h.
5326 (update_call_expr, cgraph_copy_node_for_versioning,
5327 cgraph_function_versioning): New functions.
5328 * integrate.c (copy_decl_for_inlining): Remove.
5329 * ipa-prop.h (ipa_replace_map): New struct.
5330 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5331 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5332 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5333 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5334 ipcp_iterate_stage, ipcp_method_scale_print,
5335 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5336 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5337 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5338 ipcp_update_bb_counts, ipcp_update_profiling,
5339 ipcp_update_edges_counts): New functions.
5340 (ipcp_method_cval_init): Remove restriction regarding local methods.
5341 (ipcp_init_stage): Add ipcp_method_compute_scale.
5342 (ipcp_insert_stage): Add versioning.
5343 (ipcp_structures_print): Add ipcp_method_scale_print.
5344 (ipcp_driver): Dump profiling info.
5345 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5346 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5347 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5348 (struct inline_data): Add versioning_p, ipa_info, new fields.
5349 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5350 declare_return_variable): Replace calls to copy_decl_for_inlining with
5352 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5354 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5355 Add argument VERSIONING.
5356 (copy_arguments_for_versioning, copy_static_chain,
5357 function_versionable_p, tree_versionable_function_p,
5358 tree_function_versioning, replace_ref_tree): New functions.
5359 * tree-inline.h: Include varray.h.
5360 (tree_versionable_function_p, tree_function_versioning,
5361 tree copy_decl_for_dup): New declarations.
5363 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5365 * ipa-cp.c: New file. Contains IPCP specific functionality.
5366 * ipa-prop.h: New file. Contains structures/definitions that can be
5367 used by several interprocedural data flow optimizations (and also IPCP).
5368 * ipa-prop.c: New file.
5369 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5370 * common.opt: Add ipa-cp flag.
5371 * timevar.def: Add IPCP optimization.
5372 * tree-optimize.c (init_tree_optimization_passes): Schedule
5374 * tree-pass.h (pass_ipa_cp): Declare.
5376 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5378 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5379 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5380 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5381 config/i386/i386.c, config/mips/mips.h,
5382 config/rs6000/rs6000.h, config/sh/sh.c,
5383 config/stormy16/stormy16.c: Fix comment typos.
5385 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5388 * c-typeck.c (build_binary_op): Use common_type wrapper on
5390 (common_type): Update comment.
5392 2005-07-31 Steven Bosscher <stevenb@suse.de>
5395 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5396 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5397 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5399 2005-07-31 Jan Hubicka <jh@suse.cz>
5401 * pretty-print.h (pp_widest_integer): New macro.
5402 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5405 2005-07-31 Jan Hubicka <jh@suse.cz>
5407 * output.h (enum section_category): Export from varasm.c
5408 (categorize_decl_for_section): Likewise.
5409 * varasm.c (enum section_category): Kill.
5410 (categorize_decl_for_section): Make global.
5411 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5413 * i386.c (ix86_section_threshold): New static variable.
5414 (ix86_in_large_data_p, ix86_encode_section_info,
5415 x86_64_elf_unique_section,
5416 x86_64_elf_select_section): New functions.
5417 (TARGET_ENCODE_SECTION_INFO): Define
5418 (override_options): Enable medium model for PIC.
5419 (ix86_expand_prologue): Expand gen_set_got_rex64.
5420 (legitimate_constant_p): Handle new UNSPECs.
5421 (legitimate_pic_address_disp_p): Likewise.
5422 (legitimize_pic_address): Lower MEDIUM model addressing.
5423 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5424 (enum cmodel): Add MEDIUM_PIC.
5425 (SYMBOL_REF_FAR_ADDR_P): New macro.
5426 (SYMBOL_FLAG_FAR_ADDR): New flag.
5427 * i386.md (movdi): Support medium model.
5428 (set_got_rex64): New pattern.
5429 * i386.opt (mlarge-data-threshold): New flag.
5430 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5431 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5432 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5433 TARGET_ASM_UNIQUE_SECTION): New.
5435 * invoke.texi (-mlarge_data_threshold): Document
5437 2005-07-31 Jan Hubicka <jh@suse.cz>
5439 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5440 (coalesce_vars): Likewise.
5441 * tree-ssa-live.c (coalesce_cost): New.
5442 (build_tree_conflict_graph): Use coalesce_cost.
5443 * tree-ssa-live.h (coalesce_cost): Declare.
5445 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5447 * arm.md (all peepholes for post-increment operations): Delete.
5448 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5449 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5450 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5451 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5452 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5454 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5456 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5459 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5462 * doc/invoke.texi: Document -rdynamic.
5464 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5467 * c-parser.c (c_parser_parms_list_declarator): Call
5468 mark_forward_parm_decls.
5469 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5470 decls with visibility structure.
5472 2005-07-30 Paul Brook <paul@codesourcery.com>
5474 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5476 2005-07-30 Paul Brook <paul@codesourcery.com>
5478 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5480 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5482 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5484 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5487 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5488 nested function declarators.
5489 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5490 (grokparms): Call warn_if_shadowing for parameters used within the
5492 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5493 not used within the parameter list.
5494 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5496 2005-07-30 Jan Hubicka <jh@suse.cz>
5498 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5499 * i386.c (ix86_fixup_binary_operands): Likewise.
5500 (ix86_expand_unary_operator): Likewise.
5501 (ix86_expand_fp_absneg_operator): Likewise.
5502 * optabs.c (expand_vec_cond_expr): Validate dest.
5504 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5507 * real.c (real_from_string): Also set last bit if there is a
5508 nonzero hex digit beyond GCC's internal precision after ".".
5510 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5512 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5513 define_constants. Change duplicate values to unassigned numbers.
5514 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5515 (*altivec_vspltsf): New.
5516 (altivec_vperm_v4sf): Delete.
5517 (altivec_vperm_<mode>): Use mode macro V.
5518 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5519 (altivec_predicate_v4sf): Delete.
5520 (altivec_predicate_<mode>): Use mode macro V.
5521 (*altivec_lvesfx): New.
5522 (*altivec_stvesfx): New.
5523 (vec_realign_load_v4sf): Delete.
5524 (vec_realign_load_<mode>): Use mode macro V.
5525 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5528 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5531 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5533 * configure: Regenerated.
5535 2005-07-29 Paul Brook <paul@codesourcery.com>
5537 * doc/install.texi: Add link to GFortran binaries wiki page.
5539 2005-07-29 David Ung <davidu@mips.com>
5541 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5542 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5543 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5544 * config/mips/mips.md (cpu): Add 5kf name.
5545 (includes): Includes 5k.md.
5546 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5547 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5550 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5553 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5554 (cleanup_tree_cfg): ... here.
5555 Call cleanup_tree_cfg_1 until there are no more cleanups to
5558 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5560 * tree-vrp.c (compare_range_with_value): Return true or false
5561 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5562 EQ_EXPR respectively.
5564 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5566 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5569 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5571 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5572 (tree_ssa_dominator_optimize): Increment it.
5573 (dump_dominator_optimization_stats): Print it.
5575 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5576 Steven Bosscher <stevenb@suse.de>
5578 PR rtl-optimization/23117
5579 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5580 when head == tail. Tidy comment.
5582 2005-07-28 Richard Henderson <rth@redhat.com>
5584 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5585 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5586 * jump.c (rtx_renumbered_equal_p): Likewise.
5587 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5588 CONST_INT and CONST_DOUBLE.
5589 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5590 * reload.c (operands_match_p): Special case CONST_INT and
5591 CONST_DOUBLE; check mode earlier.
5593 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5596 * c-typeck.c (convert_for_assignment): Do not check
5597 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5599 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5602 * c-typeck.c (composite_type): Prefer constant size arrays to
5605 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5608 * real.c (real_from_string): Set last bit if there is a nonzero
5609 hex digit beyond GCC's internal precision.
5611 2005-07-28 Richard Henderson <rth@redhat.com>
5614 * cfgcleanup.c (try_forward_edges): Watch out for end of
5617 2005-07-28 James E Wilson <wilson@specifixinc.com>
5620 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5622 2005-07-28 Jan Hubicka <jh@suse.cz>
5624 * Makefile.in (rtl-profile.o): Kill all traces of it.
5625 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5626 * coverage.h (rtl_coverage_counter_ref): Kill.
5627 * opts.c (flag_speculative_prefetching_set): Kill.
5628 (flag_loop_optimize_set): New.
5629 (common_handle_option): Disable loop optimizer when profiling;
5630 do not handle speculative prefetching.
5631 * passes.c (init_optimization_passes): Replace pass_profiling combo
5632 by branch_prob pass.
5633 * profile.c (compute_value_histograms): Update for simplified value
5635 (rtl_register_profile_hooks): Kill.
5636 (pass_profiling): Kill.
5637 (rest_of_handle_branch_prob): Do not profile.
5638 * toplev.c (process_options): Remove speculative prefetching.
5639 * toplev.h (flag_tree_based_profiling): Kill.
5640 * tree-profile.c (prepare_instrumented_value,
5641 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5642 tree_gen_one_value_profiler, do_tree_profiling): Update for
5643 simplified datastructures.
5644 * value-prof.c: Add comment that speculative prefetching was dropped;
5645 update rest of file for simplified datastructures.
5646 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5647 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5648 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5649 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5650 rtl_mod_subtract, gen_speculative_prefetch,
5651 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5652 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5653 (gate_handle_value_profile_transformations,
5654 rest_of_handle_value_profile_transformations,
5655 pass_value_profile_transformations): Kill.
5656 * value-prof.h (histogram_value_t): Remove IL based unions.
5657 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5658 rtl_profile_hooks): Remove hooks.
5660 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5662 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5663 (cgraph_clone_node): Likewise.
5664 * cgraph.h (cgraph_clone_edge): Update prototype.
5665 (cgraph_clone_node): Likewise.
5666 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5668 (lookup_recursive_calls): Consider profile.
5669 (cgraph_decide_recursive_inlining): Fix updating; use new
5670 probability argument; use profile.
5671 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5672 * tree-inline.c (copy_bb): Update clal of clone_edge.
5673 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5675 * invoke.texi (min-inline-recursive-probability): Document.
5677 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5679 * doc/install.texi (Configuration): Update Valgrind homepage.
5681 2005-07-28 Richard Henderson <rth@redhat.com>
5684 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5685 labels we want to delete.
5686 (cfg_layout_merge_blocks): Likewise.
5688 2005-07-28 Richard Henderson <rth@redhat.com>
5691 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5692 when expanding to nothing.
5694 2005-07-28 Josh Conner <jconner@apple.com>
5696 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5697 (cgraph_decide_inlining_of_small_functions): Likewise.
5699 2005-07-28 Josh Conner <jconner@apple.com>
5701 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5702 direction of badness if negative.
5703 (cgraph_default_inline_p): Add reason to parameters, and assign it
5705 (cgraph_decide_inlining_of_small_functions): New parameter in call
5706 to cgraph_default_inline_p.
5707 (cgraph_decide_inlining_incrementally): Likewise.
5708 * cgraphunit.c (decide_is_function_needed): Likewise.
5709 * cgraph.h (cgraph_default_inline_p): Likewise.
5711 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5713 * builtins.c: Fix comment typo(s).
5714 * genautomata.c: Likewise.
5715 * gimplify.c: Likewise.
5716 * tree-dfa.c: Likewise.
5717 * tree-flow-inline.h: Likewise.
5718 * tree-into-ssa.c: Likewise.
5719 * tree-ssa-alias.c: Likewise.
5720 * tree-ssa-ccp.c: Likewise.
5721 * tree-ssa-copy.c: Likewise.
5722 * tree-ssa-dce.c: Likewise.
5723 * tree-ssa-dom.c: Likewise.
5724 * tree-ssa-operands.c: Likewise.
5725 * tree-tailcall.c: Likewise.
5726 * tree-vectorizer.c: Likewise.
5727 * tree-vrp.c: Likewise.
5730 2005-07-28 Jeff Law <law@redhat.com>
5732 * tree-vrp.c (test_for_singularity): Extracted from ...
5733 (simplify_cond_using_ranges): Attempt to simplify a relational
5734 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5736 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5738 PR tree-optimization/22506
5739 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5740 phis whose argument is constant.
5742 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5744 PR rtl-optimization/18992
5745 Back out this patch:
5746 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5747 PR optimization/12142
5748 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5749 uses of the register in the SET_SRC. Remove unnecessary argument.
5751 Replace it with this:
5752 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5753 if flag_non_call_exceptions is set and the insn may trap, pass
5754 pc_rtx as dest for recursion.
5755 In SET_SRC part of SET case, if dest is already set, pass it down
5758 2005-07-28 Jan Hubicka <jh@suse.cz>
5760 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5761 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5762 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5764 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5765 profile when available.
5767 2005-07-28 Jan Beulich <jbeulich@novell.com>
5769 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5770 (ia64_print_operand): Describe and handle 'X'.
5771 (ia64_register_move_cost): Also handle FP_REGS.
5772 (ia64_preferred_reload_class): Likewise.
5773 (ia64_secondary_reload_class): Likewise.
5774 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5775 it. Also check for ITANIUM_CLASS_FLDP.
5776 * config/ia64/ia64.h (FP_REGNO_P): New.
5777 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5778 (reg_class): Add FP_REGS.
5779 (REG_CLASS_NAMES): Adjust for it.
5780 (REG_CLASS_CONTENTS): Likewise.
5781 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5782 (REG_CLASS_FROM_LETTER): Handle 'x'.
5783 (CLASS_MAX_NREGS): Handle FP_REGS.
5784 (MEMORY_MOVE_COST): Likewise.
5785 * config/ia64/ia64.md (itanium_class): Add fldp.
5786 (type): Handle fldp.
5787 (movti_internal): More allowable operand combinations. Use ldfp8 when
5788 splitting unnecessary. Remove predicable attribute. Adjust
5789 itanium_class attribute.
5790 (smuldi3_highpart): Remove outdated comment.
5791 (mulditi3, umulditi3, rotlti3): New expanders.
5792 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5793 (absti2): Disabled new insn for future reference.
5794 Respective new splitters.
5795 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5796 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5797 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5799 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5801 PR rtl-optimization/23047
5802 * simplify-rtx.c (simplify_const_relational_operation): Respect
5803 flag_wrapv for comparisons with ABS.
5805 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5807 PR tree-optimization/22493
5808 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5809 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5811 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5813 * config/frv/frv.opt (moptimize-membar): New.
5815 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5817 * config/frv/frv.h: Remove machine_function definition.
5819 * config/frv/frv.c (struct frv_io): New.
5820 (struct machine_function): Moved from frv.h. Add has_membar_p.
5821 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5822 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5823 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5824 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5825 (frv_reorg): Call frv_optimize_membar when appropriate.
5826 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5827 (frv_expand_builtin): Adjust calls accordingly.
5828 (frv_io_address_cookie): New function.
5829 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5830 load or store rather than a special insn. Add ccnstant address and
5831 io-type operands to the membar.
5832 (frv_ifcvt_modify_tests): Unsign regno.
5833 (frv_ifcvt_modify_tests): Same.
5835 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5836 UNSPEC_OPTIONAL_MEMBAR constant.
5837 (builtin_read_<mode>): Delete.
5838 (builtin_write_<mode>): Delete.
5839 ("optional_membar_<mode>"): Add operand.
5841 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5842 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5843 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5844 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5845 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5846 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5847 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5848 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5849 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5851 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5853 * df.c (df_uses_record): Handle SCRATCH.
5855 2005-07-28 Steven Bosscher <stevenb@suse.de>
5858 * passes.c (rest_of_decl_compilation): If decl is a type and
5859 we have encountered errors, don't emit debug information.
5861 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5863 * params.def: Fixed comment.
5865 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5868 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5869 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5870 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5872 2005-07-27 Steven Bosscher <stevenb@suse.de>
5875 * varasm.c (assemble_start_function): Don't do anything that may
5876 require a CFG if the current function is a thunk.
5878 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5880 * doc/install.texi (Prerequisites): Mention that perl is needed
5881 to do export control in libstdc++ targetting Darwin.
5883 2005-07-27 Steven Bosscher <stevenb@suse.de>
5885 PR rtl-optimization/17808
5886 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5887 (sched_insns_conditions_mutex_p): Split out from...
5888 (add_dependence): ...here. But don't call it from here.
5889 (add_dependence_list): Check sched_insns_conditions_mutex_p
5890 before calling add_dependence.
5891 (add_dependence_list_and_free): Likewise.
5892 (fixup_sched_groups): Likewise.
5893 (sched_analyze_1): Likewise.
5894 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5895 (sched_analyze): Likewise.
5896 (sched_analyze_insn): Likewise.
5897 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5898 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5899 dependencies on all COND_EXEC insns to jumps ending basic blocks
5900 when doing intrablock scheduling.
5901 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5903 2005-07-27 Jeff Law <law@redhat.com>
5905 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5906 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5907 equivalency sets, correctly handle the case were vr0 has an
5908 equivalency set, but vr1 does not.
5910 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5912 PR tree-optimization/23073
5913 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5914 vect_print_dump_info before fprintf.
5916 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5918 PR tree-optimize/22348
5919 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5920 Fold the partial computation.
5922 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5924 PR tree-optimization/22325
5925 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5927 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5929 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5930 (force_var_cost): ... this function.
5931 (compute_phi_arg_on_exit): Export.
5933 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5935 PR tree-optimization/20773
5936 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5939 2005-07-27 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5942 Avoid pushing again if current struct contains only
5943 fields we decomposed.
5945 2005-07-27 Jan Hubicka <jh@suse.cz>
5947 PR tree-optimization/22574
5948 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5951 * tree-tailcall.c (decrease_profile): New function.
5952 (eliminate_tail_call): Use it.
5954 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5955 visibility flags correctly in whole program mode.
5957 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5959 PR rtl-optimization/22472
5960 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5962 2005-07-26 Steven Bosscher <stevenb@suse.de>
5964 PR tree-optimization/22504
5965 * tree-complex.c (expand_complex_addition): Use 'code' instead
5966 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5968 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5970 * config.gcc (cpu_type): Add frv case.
5971 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5972 (supported_defaults): Add fr550 case.
5974 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5977 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5978 whether a pointer of type T * may point to objects of type T *.
5980 2005-07-26 DJ Delorie <dj@redhat.com>
5982 * configure: Regenerate.
5984 2005-07-26 Dale Johannesen <dalej@apple.com>
5986 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5988 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5990 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5991 Clarify use of "build" in name.
5993 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5995 * doc/extend.texi (Raw read/write Functions): New section.
5996 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5997 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5998 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5999 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6000 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6001 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6002 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6003 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6004 * config/frv/frv.c: Add bdesc_loads global.
6005 Add bdesc_stores global.
6006 (frv_init_builtins): Add support for __builtin_{read/write}*.
6007 (frv_volatile_memref): New.
6008 (frv_expand_load_builtin): New.
6009 (frv_expand_store_builtin): New.
6010 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6011 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6012 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6013 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6014 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6015 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6016 (builtin_read_<mode>): New.
6017 (builtin_write_<mode>): New.
6018 (builtin_write64): New.
6019 (optional_membar_<mode>): New.
6021 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6023 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6024 (rather than units) against HOST_BITS_PER_WIDE_INT.
6026 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6028 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6029 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6030 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6031 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6034 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6035 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6036 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6038 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6040 2005-07-26 Richard Guenther <rguenther@suse.de>
6042 PR tree-optimization/22486
6043 * fold-const.c (fold_unary): Fold away useless component
6044 references of the form (T *)&T.x, if the address
6047 2005-07-25 James E Wilson <wilson@specifixinc.com>
6049 * dwarf2out.c (add_call_src_coords_attributes): New.
6050 (gen_inlined_subroutine_die): Call it.
6051 (maybe_emit_file, init_file_table): Add comments.
6052 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6054 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6055 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6056 * tree.h (BLOCK_SOURCE_LOCATION): New.
6057 (struct tree_block): New field locus.
6059 2005-07-26 Andreas Schwab <schwab@suse.de>
6061 PR rtl-optimization/23043
6062 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6063 when allocating a struct unoccr.
6065 2005-07-25 Richard Henderson <rth@redhat.com>
6068 * tree-complex.c (gate_no_optimization): True if errors.
6069 * Makefile.in (tree-complex.o): Update dependencies.
6071 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6073 * config/frv/predicates.md (integer_register_operand): Use
6076 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6079 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6081 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6083 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6085 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6086 types when flag_unsafe_math_optimizations is true.
6088 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6090 * gcc.c (option_map): Add --sysroot.
6091 (process_command): Handle --sysroot.
6092 (display_help): Document it.
6093 * doc/cppopts.tex (-isysroot): Document.
6094 * doc/invoke.texi (--sysroot): Document.
6095 * doc/install.texi (--with-build-sysroot): Document.
6097 * Makefile.in (inhibit_libc): New variable.
6098 (INHIBIT_LIBC_CFLAGS): Likewise.
6099 (LIBGCC2_CFLAGS): Include
6100 $(INHIBIT_LIBC_CFLAGS).
6101 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6102 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6103 ($(T)crtend.o): Likewise.
6104 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6105 ($(T)crtendS.o): Likewise.
6106 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6107 ($(T)crtendT.o): Likewise.
6108 (stmp-fixinc): Do not complain about missing headers if
6110 * configure.ac (inhibit_libc): Set it to true/false.
6111 (--with-build-sysroot): New option. Use it to set
6113 * configure: Regenerated.
6115 2005-07-25 Manfred Hollstein <mh@suse.com>
6117 * calls.c (store_one_arg): Fix unsigned comparison warning.
6119 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6122 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6123 (ggc_print_statistics): Initialize variable before use.
6125 2005-07-25 Richard Guenther <rguenther@suse.de>
6127 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6128 calling with a PHI_NODE argument.
6130 * tree-flow-inline.h (overlap_subvar): Protect against
6133 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6135 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6136 * configure: Regenerate.
6138 2005-07-25 Ira Rosen <irar@il.ibm.com>
6140 * expr.c (highest_pow2_factor): Make extern.
6141 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6142 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6143 record_array_differ_p, array_ptr_differ_p): Likewise.
6144 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6145 additional cases. Call the above functions.
6146 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6147 base_object_differ_p when there are two base objects. Otherwise, compare
6148 base address and offset. Call may_alias_p.
6149 (dump_data_reference): Use a correct field name.
6150 (analyze_array): Make static. Initialize new data-ref fields.
6151 (analyze_indirect_ref): New function.
6152 (init_data_ref): Initialize new data-ref fields.
6153 (strip_conversion): Moved from tree-vect-analyze.c.
6154 (analyze_offset_expr, get_ptr_offset, address_analysis,
6155 object_analysis): Likewise.
6156 (analyze_offset): New function.
6157 (create_data_ref): Likewise.
6158 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6159 dimensions for ARRAY_REFs only.
6160 (build_classic_dist_vector): Make static.
6161 (access_functions_are_affine_or_constant_p): Call macro to get the
6162 address of access functions.
6163 (compute_all_dependences): Add new parameter
6164 compute_self_and_read_read_dependences. Compute self and read-read
6165 dependences if it is true.
6166 (find_data_references_in_loop): Call create_data_ref. Initialize new
6168 (compute_data_dependences_for_loop): Add new parameter
6169 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6170 compute nb_loops. Call compute_all_dependences,
6171 build_classic_dist_vector and build_classic_dir_vector with correct
6173 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6174 with correct parameters. Compare dimensions for ARRAY_REFs only.
6175 (free_data_refs): Call macro to free access functions.
6176 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6177 fields from stmt_vinfo.
6178 (struct base_object_info): New structure.
6179 (struct data_reference): Move fields to base_object_info. Add fields
6180 first_location and object_info for above structures. Move fields from
6181 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6182 aligned_to. Add macros to access the new fields.
6183 Update functions declarations.
6184 * tree-flow.h (is_aliased_with): Declare.
6185 * tree-loop-linear.c (linear_transform_loops): Call
6186 compute_data_dependences_for_loop with correct parameters.
6187 * tree-ssa-alias.c (is_aliased_with): New function.
6188 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6189 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6190 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6191 vect_base_addr_differ_p, compute_subscript_distance and
6192 build_classic_dist_vector. Add printings. Check absolute value of
6194 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6196 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6197 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6198 to bytes. Add printing.
6199 (vect_compute_data_refs_alignment): Go through loads and stores in one
6201 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6202 vect_analyze_data_ref_access): Likewise.
6203 (vect_analyze_pointer_ref_access): Remove.
6204 (vect_address_analysis, vect_object_analysis): Likewise.
6205 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6206 and analyze data-refs in the loop.
6207 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6208 fields of data-ref instead of stmt. Add init to the offset from the
6210 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6211 (vect_update_init_of_dr): Likewise.
6212 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6213 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6215 (new_loop_vec_info): Initialize new fields.
6216 (destroy_loop_vec_info): Free new fields.
6217 (vect_strip_conversion): Remove.
6218 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6219 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6220 datarefs. Add new field ddrs.
6221 Add macros for the new fields access.
6222 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6223 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6224 Remove their macros.
6225 * tree.h (highest_pow2_factor): Declare.
6227 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6229 * calls.c (store_one_arg): Check for sibling call MEM arguments
6230 from already clobbered incoming argument area.
6232 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6234 * c-common.c (check_missing_format_attribute): New.
6235 * c-common.h (check_missing_format_attribute): Likewise.
6236 * c-typeck.c (convert_for_assignment): Use it.
6238 2005-07-24 Andreas Schwab <schwab@suse.de>
6240 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6241 register use a word move. Correct operand of ext.w in 68000 code.
6243 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6245 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6246 variables as declarations, rather than definitions.
6248 2005-07-24 Ira Rosen <irar@il.ibm.com>
6250 PR tree-optimization/22526
6251 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6254 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6256 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6257 that C99 reserve for future use. Use it to define clog10,
6258 clog10f and clog10l.
6260 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6262 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6263 * configure.ac: Check for -Wmissing-format-attribute.
6265 * configure: Regenerate.
6267 2005-07-23 Richard Henderson <rth@redhat.com>
6269 PR tree-optimization/22623
6270 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6272 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6275 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6277 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * Makefile.in (C_TREE_H): Update dependencies.
6280 * c-tree.h: Include toplev.h.
6281 * diagnostic.h (diagnostic_set_info): Add format attribute.
6282 * rtl-error.c (diagnostic_for_asm): Likewise.
6284 2005-07-23 Chao-ying Fu <fu@mips.com>
6286 * config/mips/mips-dsp.md: New file.
6287 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6288 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6290 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6291 MIPS_BUILTIN_BPOSGE32.
6292 (mips_expand_builtin_direct): Add one parameter to indicate that
6293 builtin functions need to return a value.
6294 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6296 (mips_regno_to_class): Add classes for 12 new DSP registers.
6297 (mips_subword): Change to check four HI registers.
6298 (mips_output_move): Output move to and from 6 new DSP accumulators.
6299 (override_options): Make sure -mdsp and -mips16 are not used together.
6300 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6302 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6304 (print_operand): Add 'q' for printing DSP accumulators.
6305 (mips_cannot_change_mode_class): Check ACC_REGS.
6306 (mips_secondary_reload_class): Check ACC_REGS.
6307 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6308 (mips_register_move_cost): Check ACC_REGS.
6309 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6310 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6311 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6312 (dsp_bdesc): New array.
6313 (bdesc_arrays): Add DSP builtin function table.
6314 (mips_prepare_builtin_arg): Check predicate again after
6316 (mips_expand_builtin): Add one more parameter to
6317 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6318 MIPS_BUILTIN_BPOSGE32.
6319 (mips_init_builtins): Initialize new function types.
6320 (mips_expand_builtin_direct): Check if builtin functions need to
6321 return a value and pass operands properly.
6322 (mips_expand_builtin_bposge): New function.
6323 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6324 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6325 (FIRST_PSEUDO_REGISTER): Increase to 188.
6326 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6327 Update for 12 new DSP registers.
6328 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6329 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6330 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6331 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6332 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6333 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6334 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6335 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6336 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6337 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6338 (REGISTER_NAMES): Add names for 12 new DSP registers.
6339 * config/mips/mips.md: Include mips-dsp.md.
6340 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6341 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6342 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6343 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6344 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6345 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6346 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6347 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6348 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6349 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6350 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6351 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6352 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6353 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6354 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6355 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6356 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6357 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6358 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6359 (UNSPEC_RDDSP): New constants.
6360 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6361 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6363 * config/mips/mips.opt (-mdsp): New option.
6364 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6365 (reg_imm10_operand): New predicates.
6366 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6367 * doc/invoke.texi (-mdsp): Document new option.
6369 2005-07-22 DJ Delorie <dj@redhat.com>
6371 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6373 * tree-inline.c (inlinable_function_p): Likewise.
6375 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6378 * toplev.c (check_global_declarations): Do not mark undefined
6379 variables as DECL_IGNORED_P.
6380 * varasm.c (first_global_object_name): GTY it.
6381 (weak_global_object_name): Likewise.
6382 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6383 a string to go into {weak,first}_global_object_name.
6385 2005-07-22 DJ Delorie <dj@redhat.com>
6387 * c-format.c (check_function_format): Change warning control
6388 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6390 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6392 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6393 &PTR->FLD a dereference of PTR.
6394 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6395 a potential dereference of PTR.
6397 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6399 PR rtl-optimization/20370
6400 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6401 call allocate_reg_info if necessary.
6403 PR rtl-optimization/21848
6404 * calls.c (emit_library_call_value_1): For const functions, add
6405 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6407 PR rtl-optimization/22445
6408 * cselib.c (target.h): Include.
6409 (rtx_equal_for_cselib_p): Allow commutative matches.
6410 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6411 Remove MODE parameter. Changed all callers.
6413 PR rtl-optimization/22258
6414 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6416 (try_combine): Use likely_spilled_retval_p.
6418 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6420 * config.gcc: Add crx-elf support.
6422 * doc/contrib.texi: Mention crx.
6423 * doc/extend.texi: Document crx extensions.
6424 * doc/install.texi: Document crx install.
6425 * doc/invoke.texi: Document crx options.
6426 * doc/md.texi: Document crx constraints.
6428 * config/crx/crx-protos.h: New file.
6429 * config/crx/crx.c: New file.
6430 * config/crx/crx.h: New file.
6431 * config/crx/crx.md: New file.
6432 * config/crx/crx.opt: New file.
6433 * config/crx/t-crx: New file.
6435 2005-07-22 Manfred Hollstein <mh@suse.com>
6437 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6439 (int_add_graph_edge): Likewise.
6440 (collapse_nodes): Likewise.
6441 (process_unification_queue): Likewise.
6443 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6444 Laurent GUERBY <laurent@guerby.net>
6446 PR tree-optimization/22336
6447 * function.c (record_block_change): Check for
6448 cfun->ib_boundaries_block.
6450 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6452 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6453 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6455 2005-07-21 DJ Delorie <dj@redhat.com>
6457 * toplev.c (warn_deprecated_use): Add warning control to warning
6459 * c-typeck.c (parser_build_binary_op): Likewise.
6460 (c_finish_if_stmt): Likewise.
6461 * c-common.c (check_function_sentinel): Likewise.
6462 (check_nonnull_arg): Likewise.
6464 2005-07-21 Richard Henderson <rth@redhat.com>
6467 * tree-complex.c (complex_ssa_name_components): New.
6468 (cvc_lookup): Allow entry not found.
6469 (create_components): Remove.
6470 (create_one_component_var, get_component_var): New.
6471 (get_component_ssa_name, set_component_ssa_name): New.
6472 (extract_component): Use get_component_ssa_name.
6473 (update_complex_components): Use set_component_ssa_name.
6474 (update_complex_components_on_edge): Likewise.
6475 (update_phi_components): Create new PHI nodes directly, instead
6476 of adding insns to edges.
6477 (tree_lower_complex): Allocate and free complex_variable_components
6478 and complex_ssa_name_components here.
6480 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6482 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6483 revert to returning false.
6485 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6488 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6490 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6493 * config/i386/i386.md (cmpxf): Change operand constraints
6494 to "nonmemory_operand".
6496 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6498 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6500 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6503 * fold-const.c (fold_build1): Add checksum for the operands.
6504 (fold_build2): Likewise.
6505 (fold_build3): Likewise.
6507 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6510 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6512 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6514 * common.opt (-fforward-propagate): Committed by mistake,
6517 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6519 * reg-stack.c: Fix comment typo(s).
6520 * tree-ssa-operands.c: Likewise.
6521 * tree-vectorizer: Likewise.
6523 2005-07-21 Nick Clifton <nickc@redhat.com>
6525 * config/sh/symbian.c: Replace C++ style line comments with C
6526 style line comments.
6527 (symbian_add_attribute): Do not use a ? operator on the LHS of
6529 (sh_symbian_handle_dll_attribute): Change the type of the
6530 method vector to "VEC(tree,gc)*" and use vector accessor
6531 macros to walk over the elements.
6532 (symbian_export_vtable_and_rtti_p): Likewise.
6533 (symbian_class_needs_attribute_p): Likewise.
6535 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6538 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6539 initialize targetm.resolve_overloaded_builtin here.
6540 (altivec_expand_overloaded_builtin): Make it non-static.
6541 * config/rs6000/rs6000-protos.h
6542 (altivec_expand_overloaded_builtin): New prototype.
6543 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6544 targetm.resolve_overloaded_builtin here.
6545 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6547 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6548 Zdenek Dvorak <dvorakz@suse.cz>
6550 PR tree-optimization/19210
6551 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6553 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6554 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6555 rely on unproven assumptions.
6556 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6557 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6558 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6559 to number_of_iterations_exit.
6560 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6561 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6562 * tree-ssa-loop-niter.c (find_loop_niter,
6563 estimate_numbers_of_iterations_loop): Likewise.
6564 (number_of_iterations_exit): Honor the new options.
6565 * doc/invoke.texi (Wunsafe-loop-optimizations,
6566 funsafe-loop-optimizations): Document them.
6568 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6570 PR rtl-optimization/22167
6571 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6573 2005-07-20 Adam Nemet <anemet@lnxw.com>
6575 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6576 __do_global_dtors_aux longcall.
6578 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6580 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6581 (old_special_pred_table): Don't reference
6582 SPECIAL_MODE_PREDICATES.
6583 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6584 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6585 * config/sh/predicates.h: Don't mention
6586 SPECIAL_MODE_PREDICATES.
6587 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6590 2005-07-20 DJ Delorie <dj@redhat.com>
6592 * config.gcc: Add m32c-elf support.
6594 * doc/contrib.texi: Mention m32c.
6595 * doc/extend.texi: Document m32c extensions.
6596 * doc/install.texi: Mention m32c.
6597 * doc/invoke.texi: Document m32c options.
6598 * doc/md.texi: Document m32c constraints.
6600 * config/m32c/addsub.md: New file.
6601 * config/m32c/bitops.md: New file.
6602 * config/m32c/cond.md: New file.
6603 * config/m32c/jump.md: New file.
6604 * config/m32c/m32c-lib1.S: New file.
6605 * config/m32c/m32c-lib2.c: New file.
6606 * config/m32c/m32c-modes.def: New file.
6607 * config/m32c/m32c-pragma.c: New file.
6608 * config/m32c/m32c-protos.h: New file.
6609 * config/m32c/m32c.abi: New file.
6610 * config/m32c/m32c.c: New file.
6611 * config/m32c/m32c.h: New file.
6612 * config/m32c/m32c.md: New file.
6613 * config/m32c/m32c.opt: New file.
6614 * config/m32c/minmax.md: New file.
6615 * config/m32c/mov.md: New file.
6616 * config/m32c/muldiv.md: New file.
6617 * config/m32c/predicates.md: New file.
6618 * config/m32c/prologue.md: New file.
6619 * config/m32c/shift.md: New file.
6620 * config/m32c/t-m32c: New file.
6622 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6624 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6625 (stack_protect_set, stack_protect_test): New expanders.
6626 (stack_protect_set_si, stack_protect_set_si_media,
6627 stack_protect_set_di_media, stack_protect_test_si,
6628 stack_protect_test_si_media, stack_protect_test_di_media):
6631 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6633 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6635 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6637 * tree.h (tree_expr_nonzero_p): Export.
6638 * fold-const.c (tree_expr_nonzero_p): Likewise.
6639 Return true for CALL_EXPRs that are alloca calls.
6640 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6642 * tree-flow.h (expr_computes_nonzero): Remove.
6643 * tree-vrp.c (expr_computes_nonzero): Remove.
6644 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6645 (extract_range_from_unary_expr): Likewise.
6646 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6647 tree_expr_nonzero_p.
6649 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6651 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6652 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6653 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6654 All callers changed.
6655 (frame_related_constant_load): New arg "related" which controls
6656 setting of RTX_FRAME_RELATED_P. All callers changed.
6657 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6658 (bfin_expand_prologue): Add stack limit checking.
6659 * config/bfin/bfin.md (trapifcc): New pattern.
6661 * config/bfin/bfin.c: Include "langhooks.h".
6662 (def_builtin): Go through lang_hooks to call builtin_function.
6664 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6665 * config/bfin/predicates.md (symbol_ref_operand): New.
6666 (call_insn_operand): Delete. All callers changed to use
6667 register_no_elim_operand.
6668 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6670 (function_arg): Use it to generate the call's operand 2.
6671 (bfin_longcall_p): New function.
6672 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6673 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6674 determine if the address needs to be in a REG.
6675 (bfin_handle_longcall_attribute): New function.
6676 (bfin_attribute_table): Add "longcall" and "shortcall".
6677 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6678 (CUMULATIVE_ARGS): New member call_cookie.
6679 (PREDICATE_CODES): Add symbol_ref_operand.
6680 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6681 extra USE to the pattern.
6682 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6683 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6684 sibcall_value_insn; now the new patterns handle direct calls and the
6685 old ones indirect calls.
6686 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6688 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6690 * doc/trouble.texi: Update section on handling of empty loops.
6692 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6694 * config.gcc: Remove support for sparc-*-openbsd*,
6695 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6697 * config.host: Remove support for i860-*-sysv4* as a host.
6698 * config/i860/*, config/ip2k/*, config/ns32k/*,
6699 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6700 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6701 mention obsolete ports.
6703 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6705 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6707 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6708 of frame_pointer_rtx.
6709 (sh_expand_epilogue): Likewise.
6710 (sh_set_return_address): Likewise.
6711 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6712 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6713 offsets from FRAME_POINTER_REGNUM.
6714 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6715 (sh_register_names): Add initializer for sfp.
6716 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6717 (VALID_REGISTER_P): Likewise.
6718 (FIRST_PSEUDO_REGISTER): Update.
6719 (DWARF_FRAME_REGISTERS): Define.
6720 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6721 (HARD_FRAME_POINTER_REGNUM): Define.
6722 (FRAME_POINTER_REGNUM): Redefine.
6723 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6724 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6725 from FRAME_POINTER_REGNUM.
6726 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6727 FRAME_POINTER_REGNUM.
6728 (REG_CLASS_CONTENTS): Add sfp.
6729 (REG_ALLOC_ORDER): Likewise.
6730 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6731 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6732 of frame_pointer_rtx.
6733 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6735 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6737 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6738 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6739 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6741 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6744 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6746 Make CONSTRUCTOR use VEC to store initializers.
6747 * c-common.c (complete_array_type): Update to cope with VEC in
6749 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6750 (pp_c_constructor_elts): New function.
6751 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6752 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6753 struct constructor_stack, struct initializer_stack,
6754 constructor_elements, push_init_level, pop_init_level,
6755 add_pending_init, find_init_member, output_init_element): Update to
6756 cope with VEC in CONSTRUCTOR_ELTS.
6757 * coverage.c (build_fn_info_value, build_ctr_info_value,
6758 build_gcov_info): Likewise.
6759 * expr.c (categorize_ctor_elements_1, store_constructor,
6760 expand_expr_real_1): Likewise.
6761 * fold-const.c (fold_ternary): Likewise.
6762 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6763 gimplify_init_constructor, gimplify_expr): Likewise.
6764 * tree-dump.c (dequeue_and_dump): Likewise.
6765 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6767 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6769 * tree-sra.c (generate_element_init_1): Likewise.
6770 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6771 * tree-ssa-operands.c (get_expr_operands): Likewise.
6772 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6773 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6774 (get_initial_def_for_reduction): Likewise.
6775 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6776 value handle in annotations.
6777 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6778 tree_node_structure): Add support for constr_kind.
6779 (build_vector_from_ctor, build_constructor_single,
6780 build_constructor_from_list): New functions.
6781 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6782 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6783 Update to cope with VEC in CONSTRUCTOR_ELTS.
6784 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6785 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6786 CONSTRUCTOR_APPEND_ELT): New macros.
6787 (struct constructor_elt, struct tree_constructor): New data types.
6788 (union tree_node): Add tree_constructor field.
6789 * treestruct.def: Define TS_CONSTRUCTOR.
6790 * varasm.c (const_hash_1, compare_constant, copy_constant,
6791 compute_reloc_for_constant, output_addressed_constants,
6792 initializer_constant_valid_p, output_constant,
6793 array_size_for_constructor, output_constructor): Update to cope with
6794 VEC in CONSTRUCTOR_ELTS.
6795 * vec.h (VEC_empty, VEC_copy): New macros.
6797 2005-07-19 Devang Patel <dpatel@apple.com>
6799 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6801 2005-07-19 Richard Henderson <rth@redhat.com>
6804 * gimplify.c (gimplify_expr): Use main variant type for the temp
6805 destination for a discarded volatile read.
6806 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6807 casts between non-void types that change volatility.
6809 2005-07-15 DJ Delorie <dj@redhat.com>
6811 * toplev.h: Add comment about the first parameter for warning().
6812 * errors.h: Likewise.
6814 * c.opt (Wpragmas): New.
6815 * doc/invoke.texi: Document it.
6817 * function.c (do_warn_unused_parameter): Add warning control to
6819 * c-decl.c (warn_if_shadowing): Likewise.
6820 * c-lex.c (cb_def_pragma): Likewise.
6821 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6822 (pop_alignment): Likewise.
6823 (handle_pragma_pack): Likewise.
6824 (apply_pragma_weak): Likewise.
6825 (handle_pragma_weak): Likewise.
6826 (handle_pragma_redefine_extname): Likewise.
6827 (add_to_renaming_pragma_list): Likewise.
6828 (handle_pragma_extern_prefix): Likewise.
6829 (maybe_apply_renaming_pragma): Likewise.
6830 (handle_pragma_visibility): Likewise.
6832 * config/c4x/c4x-c.c (BAD): Likewise.
6833 (c4x_parse_pragma): Likewise.
6834 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6835 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6836 (rs6000_pragma_longcall): Likewise.
6837 * config/v850/v850-c.c (pop_data_area): Likewise.
6838 (ghs_pragma_section): Likewise.
6839 (ghs_pragma_section): Likewise.
6840 (ghs_pragma_interrupt): Likewise.
6841 (ghs_pragma_starttda): Likewise.
6842 (ghs_pragma_startsda): Likewise.
6843 (ghs_pragma_startzda): Likewise.
6844 (ghs_pragma_endtda): Likewise.
6845 (ghs_pragma_endsda): Likewise.
6846 (ghs_pragma_endzda): Likewise.
6848 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6849 Kenneth Zadeck <zadeck@naturalbridge.com>
6851 * Makefile.in: Removed tree-promote-statics.c
6852 * tree-promote-statics.c: Removed.
6853 * common.opt: Removed flag-promote-statics.
6855 * passes.c: Removed tree-promote-statics pass.
6856 * tree-pass.h: Ditto.
6857 * timevar.def: Removed TV_PROMOTE_STATICS.
6860 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6862 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6864 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6866 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6869 * c-common.c (check_function_arguments): Call
6870 'check_function_format' if either -Wformat or
6871 -Wmissing-format-attribute are specified.
6872 * c-format.c (check_function_format): Check -Wformat before
6873 calling 'check_format_info'.
6874 * c-opts.c (c_common_post_options): Don't warn for
6875 -Wmissing-format-attribute without -Wformat.
6876 * c-typeck.c (convert_for_assignment): Detect additional cases for
6877 -Wmissing-format-attribute.
6878 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6881 2005-07-19 Richard Guenther <rguenther@suse.de>
6883 * config/i386/i386.md (lrint<mode>2): Use temporary
6884 instead of clobbering non-existent memory.
6886 2005-07-19 Nick Clifton <nickc@redhat.com>
6888 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6889 statement to avoid displaying ASCII control characters.
6891 2005-07-19 Ben Elliston <bje@au.ibm.com>
6893 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6894 * cfganal.c (find_edge_index): Ditto.
6895 * combine.c (combine_instructions): Ditto.
6896 * ddg.c (create_scc): Ditto.
6897 (find_successors): Ditto.
6898 (find_predecessors): Ditto.
6899 (find_nodes_on_paths): Ditto.
6900 (longest_simple_path): Ditto.
6901 * flow.c (update_life_info): Ditto.
6902 (count_or_remove_death_notes): Ditto.
6903 (clear_log_links): Ditto.
6904 * modulo-sched.c (generate_reg_moves): Ditto.
6905 (find_max_asap): Ditto.
6906 (find_max_hv_min_mob): Ditto.
6907 (find_max_dv_min_mob): Ditto.
6908 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6909 * sched-rgn.c (extract_edgelst): Ditto.
6910 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6911 (dump_update_ssa): Ditto.
6912 (ssa_names_to_replace) Ditto.
6913 (switch_virtuals_to_full_rewrite): Ditto.
6914 (update_ssa): Ditto.
6915 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6917 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6919 Fix PR tree-optimization/22483
6921 * tree-complex.c (create_components): Use
6922 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6923 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6924 * tree-flow.h (safe_referenced_var_iterator): New structure.
6925 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6926 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6927 safe_referenced_var iterator.
6928 (add_type_alias): Ditto.
6930 2005-07-19 Steven Bosscher <stevenb@suse.de>
6932 * loop-init.c (rest_of_handle_loop2): Remove.
6933 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6934 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6935 (pass_rtl_loop_init, pass_rtl_loop_done,
6936 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6937 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6938 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6939 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6940 pass_tree_loop_done, and pass_tree_unswitch.
6941 (gate_loop): Rename to gate_tree_loop.
6942 * passes.c (init_optimization_passes): Update for renamed tree
6943 loop passes. Add the new loop2 passes as subpasses of loop2.
6944 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6945 Update for the renamed tree loop passes.
6947 2005-07-18 Ian Lance Taylor <ian@airs.com>
6950 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6951 blocks when optimizing.
6953 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6955 * common.opt (frename-registers): Initialize to 2.
6957 (fgcse-after-reload): Ditto.
6958 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6959 (process_options): Only change flag_web, flag_rename_registers,
6960 and flag_rerun_cse_after_loop if not explicitly set by user.
6962 2005-07-18 Jan Beulich <jbeulich@novell.com>
6964 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6965 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6966 in 64-bit mode the same as DImode in 32-bit mode.
6967 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6968 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6969 mode. Add new mode parameter.
6970 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6971 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6972 x86_64_shift_adj): New expanders.
6973 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6974 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6976 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6977 DImode shift splitters.
6978 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6979 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6982 2005-07-18 Jan Beulich <jbeulich@novell.com>
6984 * i386.md (movdi_extzv_1): New.
6985 (zero_extendhidi2): Combine alternatives and never force use of
6987 (zero_extendqidi2): Likewise. Don't restrict input selection.
6989 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6991 Fix PR tree-optimization/22531
6992 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6995 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6997 * tree-promote-statics.c (pass_promote_statics): Change dump file
7000 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7002 * tree-optimize.c (init_tree_optimization_passes): Add
7003 pass_eliminate_useless_stores pass.
7004 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7005 * tree-ssa-pre.c (is_copy_stmt): New function.
7006 (follow_copies_till_vuse): Ditto.
7007 (do_eustores): Ditto.
7008 (gate_eustores): Ditto.
7010 2005-07-16 Richard Henderson <rth@redhat.com>
7012 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7014 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7015 Kenneth Zadeck <zadeck@naturalbridge.com>
7017 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7018 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7019 ipa-type-escape.h, tree-promote-statics.c
7020 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7021 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7022 tree-promote-statics.c: new files.
7023 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7024 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7025 int nonlocal_set_p, mark_constant_function): Deleted.
7026 (rest_of_handle_cfg): Removed call to mark_constant_function.
7027 (nonoverlapping_component_refs_p): Added calls to support
7028 type based aliasing.
7029 * tree-ssa-alias.c (may_alias_p,
7030 compute_flow_insensitive_aliasing): Ditto.
7031 * calls.c (flags_from_decl_or_type): Removed reference to
7033 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7034 too many arguments. This is necessary for Spec 2000.
7035 * cgraph.h (const_function, pure_function): Removed.
7036 * common.opt: Added "fipa-pure-const", "fipa-reference",
7037 "fipa-type-escape", and "ftree-promote-static".
7039 * passes.c: Added ipa and tree-promote-statics passes.
7040 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7041 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7042 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7043 * tree-flow.h: Added exposed sra calls and addition of
7044 reference_vars_info field for FUNCTION_DECLS.
7045 * tree-pass.h: Added passes.
7046 * tree-sra.c: (sra_init_cache): New function.
7047 (sra_insert_before, sra_insert_after) Made public.
7048 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7050 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7051 aliasing. (may_alias_p): Added code to use type escape analysis to
7053 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7054 code to prune clobbers of static variables based on information
7055 produced in ipa-reference pass. Changed call clobbering so that
7056 statics are not marked as clobbered if the call does not clobber
7059 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7061 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7064 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7066 * doc/install.texi (*-*-solaris2*): Document recommended version
7067 of GNU binutils and mention GNU linker problem on Solaris 10.
7069 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7072 * c-decl.c (c_build_bitfield_integer_type): New function.
7073 (finish_struct): Call it.
7074 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7076 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7078 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7081 2005-07-16 Jan Hubicka <jh@suse.cz>
7083 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7084 (scale_bbs_frequencies_int): Watch roundoff errors.
7085 * predict.c (return_prediction): Initialize return_stmt.
7087 2005-07-16 Jan Hubicka <jh@suse.cz>
7089 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7090 after RTL profiling.
7092 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7095 * fold-const.c (build_range_check): Convert high/low to etype
7096 if we are only comparing against exp.
7098 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7100 Fix PR tree-optimization/22376
7101 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7103 (need_to_solve): New function.
7104 (compute_points_to_sets): Use it.
7106 2005-07-15 Jan Hubicka <jh@suse.cz>
7108 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7109 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7111 2005-07-15 Richard Guenther <rguenther@suse.de>
7113 * c-common.c (handle_flatten_attribute): New function.
7114 Add flatten function attribute.
7115 * doc/extend.texi: Document flatten function attribute.
7116 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7117 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7119 (cgraph_decide_inlining): Handle functions with flatten
7122 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7124 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7125 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7126 UNSPEC_XCHG, UNSPEC_AND): New.
7127 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7128 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7129 * config/rs6000/sync.md (FETCHOP): New code macro.
7130 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7132 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7133 (sync_compare_and_swap<mode>): Same.
7134 (sync_lock_test_and_set<mode>): Same.
7135 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7136 for QImode and HImode, and not PPC405.
7137 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7138 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7139 (sync_<fetchop>{si,di}_internal): New.
7140 (sync_nand{si,di}_internal): New.
7141 (sync_old_<fetchop>{si,di}_internal): New.
7142 (sync_old_nand{si,di}_internal): New
7143 (sync_new_<fetchop>{si,di}_internal): New.
7144 (sync_new_nand{si,di}_internal): New.
7145 (atomic_and{si,di}): New.
7146 (sync_new_nand{si,di}_internal): New.
7147 (atomic_and{si,di}): New.
7148 (sync_add<mode>_internal): Delete.
7149 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7150 (sync_sub<mode>_internal): Delte.
7151 (sync_subshort_internal): New.
7152 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7153 (sync_anddi_internal): Delete.
7154 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7155 (sync_booldi_internal): Delete.
7156 (sync_boolc<mode>_internal): Delete.
7157 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7158 (sync_boolc<mode>_internal2): Delete.
7159 (sync_boolcc<mode>_internal): Delete.
7160 (isync, lwsync): Use unspec instead of unspec_volatile.
7161 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7162 Revert UNSPEC_VOLATILE.
7163 (rs6000_split_atomic_op): New.
7164 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7166 2005-07-14 Eric Christopher <echristo@redhat.com>
7168 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7169 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7171 2005-07-14 Eric Christopher <echristo@redhat.com>
7173 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7175 2005-07-14 Steven Bosscher <stevenb@suse.de>
7177 PR tree-optimization/22230
7178 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7179 the computation of the four cross productions for "range op range".
7181 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7182 Ulrich Weigand <uweigand@de.ibm.com>
7185 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7188 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7190 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7192 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7194 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7196 2005-07-14 Richard Guenther <rguenther@suse.de>
7199 * config/i386/i386-protos.h (ix86_function_value): Change
7200 prototype to match new target hook.
7201 * config/i386/i386.c (ix86_value_regno): Change prototype
7202 to take extra type argument.
7203 (TARGET_FUNCTION_VALUE): Define.
7204 (ix86_function_ok_for_sibcall): Pass extra argument to
7205 ix86_value_regno, check return slot rtx for exact match.
7206 (ix86_function_value): Take extra parameter. Dispatch to
7207 ix86_value_regno with fndecl/fntype as provided.
7208 (ix86_value_regno): Handle extra type argument.
7209 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7211 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7212 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7213 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7214 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7215 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7217 2005-07-14 Richard Guenther <rguenther@suse.de>
7219 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7220 * calls.c (expand_call): Pass fntype to hard_function_value.
7221 (emit_library_call_value_1): Likewise.
7222 * explow.c: Include target.h.
7223 (hard_function_value): Take extra argument, the fntype.
7224 Use new target hook for function_value.
7225 * expr.h (hard_function_value): Change prototype.
7226 * function.c (aggregate_value_p): Pass 0 as fntype to
7227 hard_function_value.
7228 (assign_parms): Use new target hook for function_value.
7229 Pass 0 as fntype to hard_function_value.
7230 (expand_function_end): Likewise.
7231 * reg-stack.c: Include target.h.
7232 (stack_result): Use new target hook for function_value.
7233 * target-def.h: New target hook function_value.
7234 * target.h: Likewise.
7235 * targhooks.c (default_function_value): New function.
7236 * targhooks.h (default_function_value): Declare.
7238 2005-07-13 Ian Lance Taylor <ian@airs.com>
7240 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7242 2005-07-14 Jan Hubicka <jh@suse.cz>
7244 * tree-dfa.c (dump_variable): Use default_def function.
7245 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7246 * tree-ssa.c (verify_use): Likewise.
7247 * tree-ssanames.c (release_ssa_name): Likewise.
7248 * tree-tailcall.c (eliminate_tail_call): Likewise.
7249 (tree_optimize_tail_calls_1): Likewise.
7250 * tree-vrp.c (get_value_range): Likewise.
7252 2005-07-14 Ben Elliston <bje@au.ibm.com>
7254 * gcc.c (main): Compare language[0] with '*' when iterating over
7257 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7259 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7260 "s390_emit_compare". Add handling of CCZ1mode.
7261 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7262 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7264 (s390_branch_condition_mask): Add CCZ1mode handling.
7265 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7266 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7267 Use CCZ1mode instead of CCZmode.
7268 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7270 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7272 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7274 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7276 2005-07-13 Eric Christopher <echristo@redhat.com>
7278 * config/mips/mips.c (mips_canonicalize_comparison): New.
7279 (mips_emit_int_relational): Use.
7281 2005-07-13 Eric Christopher <echristo@redhat.com>
7283 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7285 * config/s390/s390.md: Include tpf.md. Move tpf specific
7287 * config/s390/tpf.md: To here.
7288 * config/s390/s390.opt: Move tpf specific options...
7289 * config/s390/tpf.opt: to here. Add mmain option.
7290 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7291 * config/s390/tpf.h: Rewrite.
7293 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7295 * doc/tm.texi: Remove @xref{Cross-profiling}.
7297 2005-07-13 Jeff Law <law@redhat.com>
7299 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7300 expressions, test their _DECL operands for pointer equality rather
7301 than using operand_equal_p.
7303 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7305 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7306 (TARGET_POSIX_IO): This.
7307 * config/darwin.h: Likewise.
7308 * config/freebsd.h: Likewise.
7309 * config/linux.h: Likewise.
7310 * config/lynx.h: Likewise.
7311 * config/netbsd.h: Likewise.
7312 * config/rs6000/linux64.h: Likewise.
7313 * config/rs6000/linux.h: Likewise.
7314 * config/s390/tpf.h: Likewise.
7315 * config/sh/embed-elf.h: Likewise.
7316 * config/sparc/linux64.h: Likewise.
7317 * config/sparc/linux.h: Likewise.
7318 * config/svr4.h: Likewise.
7319 * gcov-io.h: Likewise.
7321 * doc/tm.texi: Updated.
7323 * libgcov.c (create_file_directory): Defined only if
7324 TARGET_POSIX_IO is defined.
7325 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7328 2005-07-13 Jan Hubicka <jh@suse.cz>
7330 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7332 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7334 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7335 structure as argument.
7337 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7339 PR tree-optimization/21921
7340 * tree-iterator.c (tsi_link_before): Support the case when
7341 tsi_end_p (tsi) == true.
7343 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7345 PR tree-optimization/22442
7346 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7349 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7351 PR rtl-optimization/20376
7352 * toplev.c (process_options): Enable -fweb and -frename-registers when
7354 * doc/invoke.texi: Update the information about when -fweb and
7355 -frename-registers are enabled.
7357 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7360 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7361 if *rhs_p is not a SSA_NAME.
7363 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7365 Fix PR tree-optimization/22422
7366 * tree-ssa-structalias.c (struct variable_info): Add flag for
7368 (get_varinfo): Now a static function.
7369 (new_varinfo): init has_union and is_special_var to false.
7370 (solution_set_add): Check has_union.
7371 (do_da_constraint): Move temporary variable so it gets reset
7373 Also check for special variable.
7374 (do_ds_constraint): Ditto.
7375 (do_sd_constraint): Ditto.
7376 (do_structure_copy): Check for special variable.
7377 (find_func_aliases): Ditto.
7378 (init_base_vars): Set special vars properly.
7380 2005-07-13 Jan Hubicka <jh@suse.cz>
7382 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7385 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7386 (get_expr_operands): Fix thinko wrt flags and subvars.
7388 PR tree-optimize/22379
7389 * tree-inline.c (expand_call_inline): Do not output sorry in early
7392 2005-07-12 Dale Johannesen <dalej@apple.com>
7394 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7396 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7399 * host-linux.h: Include limits.h.
7401 2005-07-12 Dale Johannesen <dalej@apple.com>
7403 * expr.c (compress_float_constant): Add cost check.
7404 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7406 2005-07-12 Dale Johannesen <dalej@apple.com>
7408 * gcc.target/i386/compress-float-sse.c: New.
7409 * gcc.target/i386/compress-float-sse-pic.c: New.
7410 * gcc.target/i386/compress-float-387.c: New.
7411 * gcc.target/i386/compress-float-387-pic.c: New.
7412 * gcc.dg/compress-float-ppc.c: New.
7413 * gcc.dg/compress-float-ppc-pic.c: New.
7415 2005-07-12 Eric Christopher <echristo@redhat.com>
7417 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7419 * config/s390/s390.md: Include tpf.md. Move tpf specific
7421 * config/s390/tpf.md: To here.
7422 * config/s390/s390.opt: Move tpf specific options...
7423 * config/s390/tpf.opt: to here. Add mmain option.
7424 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7425 * config/s390/tpf.h: Rewrite.
7427 2005-07-12 Eric Christopher <echristo@redhat.com>
7429 * gcc.c (struct infile): Update comment for language.
7430 (main): Rewrite input file resetting code.
7432 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7435 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7436 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7437 (lookup_avail_expr): Use constant_boolean_node instead
7438 of boolean_false_node/boolean_true_node.
7440 2005-07-12 Ben Elliston <bje@au.ibm.com>
7442 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7443 and use it when printing num_edges.
7445 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7447 * doc/extend.texi (Blackfin Built-in Functions): New section.
7448 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7451 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7453 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7454 s/cmpstrsi/cmpstrnsi
7455 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7457 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7458 (init_optabs): Initialize cmpstrn_optab.
7459 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7460 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7461 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7462 * config/i386/i386.md: s/cmpstr/cmpstrn
7463 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7464 * doc/md.texi: Update documentation.
7466 2005-07-11 Richard Henderson <rth@redhat.com>
7468 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7469 build_va_arg_indirect_ref.
7470 (alpha_gimplify_va_arg): Likewise.
7471 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7472 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7473 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7474 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7475 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7476 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7478 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7480 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7482 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7483 * passes.c (init_optimization_passes): Add pass_empty_loop.
7484 * tree-pass.h (pass_empty_loop): Declare.
7485 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7486 try_remove_empty_loop, remove_empty_loops): New functions.
7487 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7488 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7490 2005-07-12 Peter Barada <peter@the-baradas.com>
7494 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7495 in address registers.
7496 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7497 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7498 alternative of addsi3_5200.
7500 2005-07-11 Ian Lance Taylor <ian@airs.com>
7502 * config/mips/mips.md (ffs<mode>2): Remove.
7504 2005-07-11 Ian Lance Taylor <ian@airs.com>
7506 * doc/tree-ssa.texi (Cleanups): Improve description of
7508 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7510 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7512 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7513 * tree.h (DECL_ARGUMENT_FLD): New macro.
7515 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7517 Fix PR tree-optimization/22404
7519 * tree-ssa-structalias.c (create_variable_info_for): Use
7522 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7524 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7525 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7526 for second comparison operand.
7527 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7529 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7530 (define_insn_reservation "alu"): Likewise.
7531 (csync, ssync): Now of type sync.
7532 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7533 -mcsync-anomaly -mspecld-anomaly.
7534 * config/bfin/bfin.opt (mcsync): Remove.
7535 (mcsync-anomaly, mspecld-anomaly): Add.
7536 * config/bfin/bfin.c: Include "insn-codes.h".
7537 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7538 (TARGET_DEFAULT_TARGET_FLAGS): New.
7539 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7541 2005-07-11 Steven Bosscher <stevenb@suse.de>
7543 * basic-block.h: Give the BB flags enum a name, bb_flags.
7544 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7545 * cfgcleanup.c (enum bb_flags): Remove here.
7546 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7547 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7548 (update_forwarder_flag): Likewise.
7549 (thread_jump): Likewise.
7550 (try_forward_edges): Likewise.
7551 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7552 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7553 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7555 2005-07-11 Richard Guenther <rguenther@suse.de>
7557 * config/i386/i386.opt: New target option -msseregparm.
7558 * config/i386/i386.c (override_options): Error out for
7559 -msseregparm but no SSE support.
7560 (ix86_function_sseregparm): Check for global sseregparm.
7561 * doc/invoke.texi: Document -msseregparm.
7563 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7565 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7566 (m32rle-*-linux*): Ditto.
7568 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7570 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7571 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7574 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7578 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7579 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7581 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7583 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7584 (varmap): Heapify varmap.
7585 (constraints): Heapify constraints.
7586 (struct constraint_graph): Heapify succs and preds.
7587 (constraint_vec_find): Update for heapification.
7588 (constraint_set_union): Ditto.
7589 (insert_into_complex): Ditto.
7590 (constraint_edge_vec_find): Ditto.
7591 (erase_graph_self_edge): Ditto.
7592 (add_graph_edge): Ditto.
7593 (get_graph_weights): Ditto.
7594 (merge_graph_nodes): Ditto.
7595 (build_constraint_graph): Ditto.
7596 (topo_visit): Ditto.
7597 (solve_graph): Ditto.
7598 (create_variable_info_for): Ditto.
7599 (init_base_vars): Ditto.
7600 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7601 (condese_varmap_nodes): Free complex vector.
7602 (clear_edges_for_node): Clear succs and preds vector.
7604 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7606 * tree-ssa-structalias.c (update_alias_info): Change counting of
7607 references to not include vdefs.
7609 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7611 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7614 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7616 * pa.c (pa_commutative_p): Make PLUS commutative when
7617 TARGET_NO_SPACE_REGS is true.
7619 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7621 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7622 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7623 * tree-dfa.c (dump_subvars_for): New.
7624 (debug_subvars_for): New.
7625 (dump_variable): Show subvariables if VAR has them.
7626 * tree-flow-inline.h (get_subvar_at): New.
7627 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7628 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7630 (struct subvar): Change fields offset and size to unsigned
7632 (dump_subvars_for): Declare.
7633 (debug_subvars_for): Declare.
7634 (get_subvar_at): Declare.
7635 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7636 to unsigned HOST_WIDE_INT *.
7637 (overlap_subvar): Likewise.
7638 * tree-gimple.c (is_gimple_reg): Always return false for
7639 SFTs and memory tags.
7640 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7642 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7643 (compute_may_aliases): Call compute_points_to_sets.
7644 (collect_points_to_info_for): Remove.
7645 (compute_points_to_and_addr_escape): Remove.
7646 (delete_alias_info): Call delete_points_to_sets.
7647 (compute_flow_sensitive_aliasing): If the call to
7648 find_what_p_points_to returns false, call set_pt_anything.
7649 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7650 (set_pt_anything): Clear pi->pt_vars.
7651 (set_pt_malloc): Remove.
7652 (merge_pointed_to_info): Remove.
7653 (add_pointed_to_expr): Remove.
7654 (add_pointed_to_var): Remove.
7655 (collect_points_to_info_r): Remove.
7656 (is_escape_site): Make extern.
7658 (create_overlap_variables_for): Call it.
7659 * tree-ssa-copy.c (merge_alias_info): Never merge
7660 flow-sensitive alias information.
7661 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7662 offset and size to be unsigned HOST_WIDE_INT.
7663 (add_to_addressable_set): Rename from note_addressable.
7664 Set TREE_ADDRESSABLE as the variables are added to the set.
7666 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7667 operands into VUSEs when adding V_MAY_DEFs for members in an
7669 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7670 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7671 (struct variable_info): Add bitfield is_heap_var.
7672 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7673 (new_var_info): Initialize is_heap_var.
7674 (get_constraint_for): Add HEAP variables to the symbol table.
7675 Mark them with is_heap_var.
7676 (update_alias_info): New. Taken mostly from the old
7677 compute_points_to_and_addr_escape.
7678 (handle_ptr_arith): New.
7679 (find_func_aliases): Call update_alias_info.
7680 Call handle_ptr_info for tcc_binary expressions.
7681 Call mark_stmt_modified.
7682 (create_variable_info_for): If DECL has subvars, do not create
7683 variables for its subvars. Always add all the fields.
7684 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7685 SFTs, then add all the SFTs of the structure.
7686 If VI->DECL is an aggregate with subvariables, add the SFT at
7688 (find_what_p_points_to): If VI is an artificial variable,
7689 translate to bitfields in SSA_NAME_PTR_INFO.
7690 If the solution is empty, set pi->pt_vars to NULL
7691 (init_base_vars): Create ANYOFFSET.
7692 (compute_points_to_sets): Rename from create_alias_vars.
7694 (pass_build_pta): Remove.
7695 (delete_points_to_sets): Rename from delete_alias_vars.
7696 (pass_del_pta): Remove.
7697 * tree-ssa-structalias.h (struct alias_info): Move from
7699 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7700 NUM_REFERENCES_SET): Likewise.
7701 (compute_points_to_sets, delete_points_to_sets): Declare.
7703 2005-07-09 Richard Henderson <rth@redhat.com>
7705 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7706 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7707 alpha_split_lock_test_and_set_12): New functions.
7708 * config/alpha/alpha-protos.h: Update.
7709 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7710 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7711 * config/alpha/sync.md (I12MODE): New.
7712 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7713 (sync_<fetchop_name><I48MODE>): Likewise.
7714 (sync_nand<I48MODE>): Likewise.
7715 (sync_old_<fetchop_name><I48MODE>): Likewise.
7716 (sync_new_<fetchop_name><I48MODE>): Likewise.
7717 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7718 (sync_compare_and_swap<I48MODE>): Likewise.
7719 (sync_lock_test_and_set<I48MODE>): Likewise.
7720 (sync_compare_and_swap<I12MODE>): New.
7721 (sync_compare_and_swap<I12MODE>_1): New.
7722 (sync_lock_test_and_set<I12MODE>): New.
7723 (sync_lock_test_and_set<I12MODE>_1): New.
7725 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7729 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7731 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7733 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7734 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7736 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7739 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7741 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7743 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7744 memory_operand constraint.
7745 (store_conditional_<mode>): Same.
7746 (sync_compare_and_swap<mode>): Same.
7747 (sync_lock_test_and_set<mode>): Same.
7749 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7751 Rewrite PIC support to more closely model actual instructions.
7752 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7753 (cris_symbol): Remove prototypes for removed functions.
7754 (cris_pic_symbol_type_of, cris_valid_pic_const)
7755 (cris_expand_pic_call_address): Prototypes for new functions.
7756 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7758 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7760 <case ':'>: Add case for new punctuation character.
7761 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7762 emitting (extra) PIC modifier.
7763 <case UNSPEC>: Do not assert for PLT.
7764 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7765 (cris_expand_prologue, cris_expand_epilogue): Check
7766 for pic_offset_table_rtx usage instead of taking
7767 current_function_uses_pic_offset_table as the final word.
7768 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7769 Remove flag_pic difference.
7770 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7771 the moral equivalents of...
7772 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7774 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7775 (cris_handle_option): Mark ARG as unused.
7776 (cris_expand_pic_call_address): New worker function for "call",
7778 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7779 output PIC constructs here.
7780 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7781 as symbol-specific modifers, not whole or part of operands.
7782 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7783 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7784 constants and flag_pic.
7785 (CONSTANT_INDEX_P): Adjust for new functions.
7786 (enum cris_pic_symbol_type): New helper type.
7787 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7788 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7789 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7791 ("movsi"): Emit actual instructions for GOT and relative access.
7792 ("*movsi_got_load"): New pattern to set up the register holding
7794 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7795 Adjust FIXME for 'S'.
7796 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7797 Use "movs" for -fpic cases.
7798 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7799 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7800 ("call", "call_value"): Just call cris_expand_pic_call_address for
7802 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7803 Remove special pattern.
7804 ("*expanded_call_side", "*expanded_call_value_side"): New
7806 (gotplt-to-plt, gotplt-to-plt-side-call)
7807 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7809 * config/cris/cris/predicates.md
7810 ("cris_general_operand_or_gotless_symbol"): Remove unused
7812 ("cris_general_operand_or_symbol"): Adjust for new functions.
7814 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7816 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7818 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7820 * Makefile.in (TREE_H): Add treestruct.def.
7821 (c-decl.o): Add pointer-set.h
7822 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7823 visibility on regular DECL's.
7824 (merge_decls): Fix the copying of decl nodes of various types for
7825 the new structures. Don't update RTL, section name, weak status,
7826 etc, on DECL's without RTL.
7827 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7828 Don't check volatile on non-variable types.
7829 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7830 to check whether we have seen arguments.
7831 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7832 flag is checked before field (flag is common, field is not).
7833 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7834 TS_DECL_COMMON could have an origin.
7835 (add_location_or_const_value_attribute): Don't check section name
7836 on non-var/function decls.
7837 (dwarf2out_var_location): Reverse order of tests.
7838 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7839 with DECL_WRTL_CHECK.
7840 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7841 * fold-const.c (fold_binary): Don't check weakness on
7842 non-var/function decls.
7843 (tree_expr_nonzero_p): Ditto.
7844 (fold_checksum_tree): Use tree_decl_extra as sizeof
7846 * ggc-page.c (extra_order_size_table): Add sizes for
7847 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7849 * gimplify.c (gimplify_bind_expr): Only set
7850 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7851 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7853 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7854 * langhooks.h (init_ts). New langhook.
7855 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7856 * print-tree.c (print_node): Update to only print fields that
7857 exist in the structures the passed decl has.
7858 * toplev.c (wrapup_global_declarations): Don't reset
7859 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7860 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7861 * tree-inline.c (remap_decl): Ditto.
7862 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7863 * tree-pretty-print.c (print_declaration): Don't print
7864 DECL_REGISTER on things that don't contain it.
7865 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7866 non-var/function decls.
7867 * tree.c (tree_contains_struct): New structure.
7868 (init_priority_for_decl): New hashtable.
7869 (tree_int_map): New structure.
7870 (tree_int_map_eq): New function.
7871 (tree_int_map_marked_p): Ditto.
7872 (tree_int_map_hash): Ditto.
7873 (tree_map): Move to tree.h.
7874 (tree_map_eq): Externalize.
7875 (tree_map_hash): Ditto.
7876 (tree_map_marked_p): Ditto.
7877 (init_ttree): Set up tree_contains_struct and call langhook.
7878 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7879 (tree_code_size): Update for new structures.
7880 (tree_node_structure): Update for new structures.
7881 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7883 (copy_node_stat): Copy init priority.
7884 (build_decl_stat): Ditto for visibility.
7885 (ts_enum_names): New.
7886 (tree_contains_struct_check_failed): New function.
7887 (decl_init_priority_lookup): Ditto.
7888 (decl_init_priority_insert): Ditto.
7889 * treestruct.def: New file.
7890 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7891 (CONTAINS_STRUCT_CHECK): Ditto.
7892 (tree_contains_struct_check_failed): New prototype.
7893 (DECL_CHECK): Removed.
7894 (DECL_MINIMAL_CHECK): New.
7895 (DECL_COMMON_CHECK): Ditto.
7896 (DECL_WRTL_CHECK): Ditto.
7897 (DECL_NON_COMMON_CHECK): Ditto.
7898 (DECL_WITH_VIS_CHECK): Ditto.
7899 (VAR_OR_FUNCTION_DECL_P): Ditto
7900 (struct tree_decl_minimal): New structure.
7901 (struct tree_decl_common): Ditto.
7902 (struct tree_decl_with_rtl): Ditto.
7903 (struct tree_decl_with_vis): Ditto.
7904 (struct tree_decl_non_common): Ditto.
7905 (struct tree_field_decl): Ditto.
7906 (struct tree_parm_decl): Ditto.
7907 (struct tree_var_decl): Ditto.
7908 (struct tree_function_decl): Ditto.
7909 (struct tree_const_decl): Ditto.
7910 (struct tree_result_decl): Ditto.
7911 (union tree_node): Add new structures.
7912 * var-tracking.c (track_expr_p): Reverse order of tests.
7914 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7916 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7918 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7919 * system.h: Poison FINALIZE_PIC.
7920 * doc/tm.texi (FINALIZE_PIC): Remove.
7922 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7925 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7926 to the correct type if we have a MODIFY_EXPR.
7928 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7930 PR tree-optimization/22360
7931 * tree.c (upper_bound_in_type): Fix calculations for casting
7932 to a non-wider signed type and casting a signed value to a
7933 wider unsigned type.
7934 (lower_bound_in_type): Fix calculations for casting to a
7935 non-wider signed type.
7937 PR tree-optimization/20139
7938 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7940 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7941 fold_cond_expr_cond.
7942 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7943 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7945 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7948 * tree-complex.c (expand_complex_libcall): Produce
7949 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7951 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7953 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7954 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7955 b" assert and inserted fastpath code for this case.
7956 (bitmap_ior): Removed "a != b" assert.
7958 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7960 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7961 (ENDFILE_SPEC): Likewise.
7962 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7964 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7965 a large stack frame at epilogue.
7967 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7969 * final.c: Include sdbout.h when required.
7971 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7973 * config.gcc (*-*-darwin*): Only one target-specific header file
7975 (powerpc-*-darwin*): Add version-specific header files.
7976 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7977 * config.in: Regenerate.
7978 * configure: Regenerate.
7979 * gcc.c: Include xregex.h.
7980 (version_compare_spec_function): New.
7981 (spec_function): Add version-compare.
7982 (replace_outfile_spec_function): Reformat comment.
7983 (compare_version_strings): New.
7984 * config/darwin-c.c (version_as_macro): New.
7985 (builtin_define): New.
7986 (darwin_cpp_builtins): New.
7987 * config/darwin-protos.h (darwin_cpp_builtins): New.
7988 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7989 (LIB_SPEC): Make unconditional, update comment.
7990 (TARGET_C99_FUNCTIONS): Define.
7991 * config/darwin.opt: Sort.
7992 (mmacosx-version-min=): New.
7993 * config/darwin7.h: Delete.
7994 * config/darwin8.h: Delete.
7995 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7996 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7997 (TARGET_C99_FUNCTIONS): Define.
7998 * config/rs6000/darwin7.h: New.
7999 * config/rs6000/darwin8.h: New.
8000 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8001 (-mmacosx-version-min): Document.
8003 2005-07-07 Ian Lance Taylor <ian@airs.com>
8005 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8007 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8010 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8012 2005-07-07 Khem Raj <kraj@mvista.com>
8014 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8015 in bytes, not words.
8017 2005-07-07 Paul Brook <paul@codesourcery.com>
8019 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8020 DEFAULT_FUNCTION_ARG_PADDING to upward.
8022 2005-07-07 Richard Henderson <rth@redhat.com>
8024 * function.c (locate_and_pad_parm): Record parameter alignment in
8025 stack_alignment_needed.
8027 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8029 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8030 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8031 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8032 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8033 (define_attr "type"): Add isync, sync, load_l, store_c.
8034 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8035 Create scratch volatile MEM.
8036 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8038 (load_locked_<mode>): New.
8039 (store_conditional_<mode>): New.
8040 (sync_compare_and_swap<mode>): Replace with splitter.
8041 (sync_lock_test_and_set<mode>): Replace with splitter.
8042 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8044 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8045 is ics. Attribute isync.
8046 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8048 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8049 and UNSPECV_SYNC_OP.
8050 (emit_unlikely_jump): New.
8051 (emit_load_locked): New.
8052 (emit_store_conditional): New.
8053 (rs6000_split_compare_and_swap): New.
8054 (rs6000_split_lock_test_and_set): New.
8055 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8056 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8057 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8058 rs6000_split_lock_test_and_set): Declare.
8059 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8060 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8061 store_c, isync, sync.
8063 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8065 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8066 filenames to gtyp-gen.h.
8067 (s-typ-gen): Use it in place of for loops.
8069 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8071 * hooks.c (hook_bool_rtx_int_false): New function.
8072 * hooks.h (hook_bool_rtx_int_false): Declare.
8073 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8074 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8075 * target.h (struct gcc_target): Add commutative_p member.
8076 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8077 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8078 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8079 (pa_commutative_p): New function.
8080 * jump.c (target.h): Include.
8081 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8082 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8084 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8086 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8087 (s390_expand_setmem): New.
8088 * config/s390/s390.c: Likewise.
8089 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8091 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8092 general_operand. Call new function "s390_expand_setmem".
8093 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8094 ("setmem_long", "*setmem_long"): ... this.
8096 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8098 * config/s390/s390.c: (optimization_options): Enable
8099 TARGET_MVCLE at -Os.
8100 * doc/invoke.texi: Document changes in default behaviour.
8101 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8103 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8105 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8106 defined by back-end.
8108 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8110 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8111 all sets in the pattern.
8112 * config/rs6000/rs6000.md (stack_protect_testsi,
8113 stack_protect_testdi): Likewise.
8115 2005-07-06 Jeff Law <law@redhat.com>
8117 * tree-vrp.c (simplify_using_ranges): Kill.
8118 (vrp_finalize): Remove call to simplify_using_ranges.
8119 (simplify_stmt_using_ranges): New function extracted from
8120 simplify_using_ranges.
8121 (simplify_div_or_mod_using_ranges): Likewise.
8122 (simplify_abs_using_ranges): Likewise.
8123 (simplify_cond_using_ranges): New function.
8124 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8125 * tree-ssa-propagate.c (substitute_and_fold): Call
8126 simplify_stmt_using_ranges if we have range information.
8128 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8130 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8131 ia64_flag_schedule_isns2.
8133 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8134 reading/writing general registers.
8135 (ia64_function_arg): Revert 2005-06-18 change.
8137 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8139 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8140 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8142 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8144 * function.c (expand_function_end): Revert part of 2005-06-27
8145 patch. Do sjlj_emit_function_exit_after after return_label.
8147 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8149 * doc/install.texi (--disable-libssp): New.
8151 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8153 * doc/invoke.texi: Update -fforce-mem documentation.
8154 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8155 code for -fforce-mem.
8156 * expmed.c: (store_bit_field,store_fixed_bit_field,
8157 extract_bit_field): Ditto.
8158 * expr.c: (convert_move): Ditto.
8159 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8160 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8161 emit_conditional_add,expand_float,expand_fix): Ditto.
8162 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8163 (common_handle_option): Issue warning when -fforce-mem specified.
8165 2005-07-06 Paul Brook <paul@codesourcery.com>
8167 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8169 * configure: Regenerate.
8171 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8173 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8175 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8177 Fix PR tree-optimization/22319
8178 Fix PR tree-optimization/22140
8179 Fix PR tree-optimization/22310
8181 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8182 variable sized types.
8183 Use correct type for intermediate structure on *a = *b structure
8186 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8188 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8190 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8191 (machine_function): Move typedef to...
8192 * config/rs6000/rs6000.c (machine_function): ... here. Add
8193 varargs_save_offset field.
8194 (rs6000_stack_t): Remove varargs_size field.
8195 (setup_incoming_varargs): Allocate varargs save area using
8196 assign_stack_local, try to make it as small as possible.
8197 Save offset from virtual_stack_vars_rtx to the save area
8198 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8199 instead of magic 8 when fp word byte size is used.
8200 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8201 instead of -RS6000_VARARGS_SIZE.
8202 (rs6000_stack_info, debug_stack_info,
8203 rs6000_initial_elimination_offset): Remove all traces of
8205 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8206 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8207 RS6000_VARARGS_AREA.
8209 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8211 PR tree-optimization/21963
8212 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8213 constant_multiple_of in the same way get_computation_cost_at does.
8215 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8217 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8218 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8219 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8220 and return its previous value.
8221 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8222 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8224 (stack_protect_set, stack_protect_test): New expanders.
8225 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8226 stack_protect_testdi): New insns.
8227 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8228 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8230 2005-07-06 Jeff Law <law@redhat.com>
8232 * tree-ssa-dce.c (cfg_altered): New global.
8233 (tree_dce_init): Initialize cfg_altered.
8234 (remove_dead_stmt): If we remove an edge in the CFG, then set
8236 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8239 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8241 * Makefile.in (stamp-collect-ld): Use
8242 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8243 ./collect-ld if it already exists.
8244 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8245 Don't remove ./nm if it already exists.
8247 2005-07-05 Devang Patel <dpatel@apple.com>
8249 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8250 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8251 * tree-vectorizer.c (vect_loop_location): New.
8252 (vect_print_dump_info): Use vect_loop_location.
8253 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8254 (vectorize_loops): Set vect_loop_location.
8255 * tree-vect-analyze.c (vect_analyze_offset_expr,
8256 vect_determin_vectorization_factor, vect_analyze_operations,
8257 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8258 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8259 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8260 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8261 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8262 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8263 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8264 vect_analyze_loop): Adjust vect_print_dump_info API.
8265 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8266 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8267 vect_finish_stmt_generation, vectorizable_assignment,
8268 vectorizable_operation, vectorizable_store, vectorizable_load,
8269 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8270 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8271 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8272 vect_transform_loop): Same.
8273 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8274 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8277 2005-07-05 Randolph Chung <tausq@debian.org>
8279 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8280 * configure: Regenerate.
8281 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8282 (pa_tls_referenced_p): Declare.
8283 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8284 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8285 (legitimize_tls_address): New.
8286 (hppa_legitimize_address): Handle TLS addresses.
8287 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8288 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8289 (emit_move_sequence): Handle TLS addresses.
8290 (pa_encode_section_info): Call default handler to handle common
8292 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8293 (CONSTANT_ADDRESS_P): Reject TLS operands.
8294 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8295 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8296 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8297 (UNSPEC_TLSLE): Define new constants.
8298 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8299 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8300 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8301 (tie_symbolic_operand, tle_symbolic_operand): New
8303 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8305 * aclocal.m4: Update macros for autoconf 2.59 style.
8306 * configure.ac: Likewise.
8308 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8310 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8311 (function_arg): Pass small aggregates in general registers on 32-bit
8313 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8315 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8317 * Makefile.in (final.o): Fix dependencies.
8319 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8323 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8324 * langhooks.c (lhd_expr_to_decl): New.
8325 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8327 (LANG_HOOKS_INITIALIZER): Update.
8328 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8329 expr_to_decl langhook.
8330 * c-tree.h (c_expr_to_decl): Declare.
8331 * c-typeck.c (c_expr_to_decl): New.
8332 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8334 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8336 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8339 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8340 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8342 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8344 * Makefile.in: Adjust dependencies.
8345 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8346 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8347 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8348 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8349 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8350 rest_of_compilation.
8352 * bb-reorder.c (gate_duplicate_computed_gotos,
8353 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8354 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8355 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8356 pass_partition_blocks): New.
8357 * bt-load.c (gate_handle_branch_target_load_optimize,
8358 rest_of_handle_branch_target_load_optimize,
8359 pass_branch_target_load_optimize): New.
8360 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8362 * cfglayout.c (pass_insn_locators_initialize): New.
8363 * cfgrtl.c (pass_free_cfg): New.
8364 * combine.c (gate_handle_combine, rest_of_handle_combine,
8366 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8367 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8368 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8369 * except.c (pass_set_nothrow_function_flags,
8370 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8372 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8373 rest_of_handle_shorten_branches, pass_shorten_branches,
8374 rest_of_clean_state, pass_clean_state): New.
8375 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8376 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8377 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8379 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8380 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8381 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8382 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8384 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8385 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8386 pass_rtl_ifcvt, gate_handle_if_after_combine,
8387 rest_of_handle_if_after_combine, pass_if_after_combine,
8388 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8389 pass_if_after_reload): New.
8390 * integrate.c (pass_initial_value_sets): New.
8391 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8392 pass_purge_lineno_notes): New.
8393 * mode-switching.c (rest_of_handle_mode_switching,
8394 pass_mode_switching): New.
8395 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8396 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8398 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8399 pass_loop_optimize): New.
8400 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8402 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8404 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8405 pass_postreload_cse): New.
8406 * profile.c (gate_handle_profiling, pass_profiling,
8407 rest_of_handle_branch_prob, pass_branch_prob): New.
8408 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8409 pass_split_before_regstack, gate_handle_split_before_regstack,
8410 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8411 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8412 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8413 pass_stack_regs): New.
8414 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8415 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8416 pass_stack_adjustments): New.
8417 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8418 pass_regrename): New.
8419 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8420 pass_delay_slots, gate_handle_machine_reorg,
8421 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8422 * rtl.h (extern void purge_line_number_notes): New.
8423 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8424 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8426 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8428 * value-prof.c (gate_handle_value_profile_transformations,
8429 rest_of_handle_value_profile_transformations,
8430 pass_value_profile_transformations): New.
8431 * var-tracking.c (gate_handle_var_tracking,
8432 pass_variable_tracking): New.
8433 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8435 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8436 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8437 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8438 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8439 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8440 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8441 rest_of_handle_gcse2, rest_of_handle_regmove,
8442 rest_of_handle_tracer, rest_of_handle_if_conversion,
8443 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8444 rest_of_handle_web, rest_of_handle_branch_prob,
8445 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8446 rest_of_handle_jump_bypass, rest_of_handle_combine,
8447 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8448 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8449 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8450 rest_of_handle_mode_switching, rest_of_handle_jump,
8451 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8452 rest_of_handle_flow2, rest_of_handle_jump2,
8453 rest_of_handle_peephole2, rest_of_handle_postreload,
8454 rest_of_handle_shorten_branches, rest_of_clean_state,
8455 rest_of_compilation): Remove.
8457 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8458 * passes.c (dump_flags, in_gimple_form, all_passes,
8459 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8460 register_dump_files, next_pass_1, last_verified, execute_todo,
8461 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8462 from tree-optimize.c.
8463 (init_optimization_passes): Moved from tree-optimize.c,
8464 adding the RTL optimizations.
8465 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8466 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8467 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8468 register_dump_files, next_pass_1, last_verified, execute_todo,
8469 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8470 init_tree_optimization_passes, ipa_passes): Delete.
8471 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8473 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8474 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8476 (ipa_passes): Remove.
8477 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8478 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8479 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8480 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8481 (dump_info_p, dump_flag): Moved to tree-dump.h.
8483 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8485 * passes.c (finish_optimization_passes): Use dump_begin
8486 and dump_end, TDI_end.
8487 (gate_rest_of_compilation): New.
8488 (pass_rest_of_compilation): Use it.
8489 (gate_postreload, pass_postreload): New.
8490 * toplev.c (general_init): Rename init_tree_optimization_passes.
8491 * toplev.h (init_tree_optimization_passes): Rename to
8492 init_optimizations_passes.
8493 * tree-dump.c (dump_flag): Make static.
8494 (dump_files): Remove RTL dumps.
8495 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8496 pass_cleanup_cfg, pass_free_cfg_annotations,
8497 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8498 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8499 * tree-pretty-print.c: Include tree-pass.h.
8500 * cgraph.c: Include tree-dump.h.
8502 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8504 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8505 Only fall back to saying it points to readonly memory if
8508 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8510 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8511 * config/m32r/m32r.c (m32r_compute_frame_size,
8512 m32r_expand_prologue): Take current_function_profile into
8513 account whenever we reference
8514 current_function_uses_pic_offset_table.
8515 (m32r_finalize_pic): Remove.
8516 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8518 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8520 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8521 instead of $<. Don't remove ./as if it already exists.
8523 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8526 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8527 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8528 for complex modes when generating code for PA 1.0.
8529 (VALID_FP_MODE_P): New macro.
8530 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8531 sets for all general and floating point modes. Align wide floating
8532 point modes to even register boundaries to comply with architectural
8534 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8535 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8536 (VALID_FP_MODE_P): New macro.
8537 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8538 sets for all general and floating point modes. Align wide floating
8539 point modes to even register boundaries to comply with architectural
8542 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8544 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8547 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8549 * tree-ssa-structalias.c: Don't include expr.h.
8551 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8553 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8556 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8558 Fix PR tree-optimization/22279
8560 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8563 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8565 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8567 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8569 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8570 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8571 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8572 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8573 config/stormy16/stormy16.c, config/v850/v850.c,
8574 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8575 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8576 Avoid "." or "\n" at end of diagnostics and capital letters at
8577 start of diagnostics.
8578 * combine.c, cse.c: Don't translate dump file output.
8579 * toplev.c (print_version): Only translate output if going to
8582 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8584 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8585 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8588 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8590 * pa.c (fix_range): Fix typo in comment.
8592 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8594 * tree-vrp.c (extract_range_from_assert): Replace
8595 fold (build (...)) with fold_build2.
8597 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8599 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8600 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8601 (format_types_orig, handle_format_attribute): Add support for
8604 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8606 * varasm.c (assemble_variable): Fix format specifier thinko.
8608 2005-07-03 Ira Rosen <irar@il.ibm.com>
8610 PR tree-optimization/22029 (and 22135)
8611 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8612 a phi node before calling dump_vops.
8614 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8616 * tree-dump.h (dump_string_field): Declare.
8617 * tree-dump.c: Use it instead of dump_string.
8618 (dump_string_field): Make non-static.
8620 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8622 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8623 up the minimal CFG stuff always when optimize > 0. Call
8624 split_all_insns_noflow in PIC case if needed.
8626 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8627 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8630 * c-decl.c (c_write_global_declarations): Dump contents of
8632 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8633 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8634 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8635 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8638 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8640 * c-common.h (GCC_DIAG_STYLE): Define.
8641 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8642 version for format checking to 4.1.
8643 * c-format.c: Include toplev.h after c-common.h.
8644 (enum format_type): Add gcc_tdiag_format_type.
8645 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8646 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8647 (format_types_orig): Add gcc_tdiag.
8648 (init_dynamic_diag_info): Support gcc_tdiag formats.
8649 (handle_format_attribute): Likewise.
8650 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8651 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8652 version for format checking to 4.1.
8653 (warning0, warning, error, pedwarn, sorry): Use
8655 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8656 (finish_aliases_1): Do not use %qE.
8657 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8658 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8659 Correct format bugs.
8660 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8661 parameter to unsigned HOST_WIDE_INT.
8662 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8664 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8667 * expr.c (write_complex_part): Use adjust_address for MEM.
8668 (read_complex_part): Same.
8670 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8672 Fix PR tree-optimization/22280
8674 * tree-sra.c (generate_element_init): Remove useless loop.
8676 2005-07-02 Richard Henderson <rth@redhat.com>
8678 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8680 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8682 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8685 * fold-const.c (fold_binary): Handle the return value of
8686 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8687 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8689 2005-07-02 Jeff Law <law@redhat.com>
8691 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8692 a eliminate type conversion which feeds an equality comparison
8693 if the original type or either operand in the comparison is a
8696 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8698 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8699 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8701 * config/avr/avr.c: Do not use '`' as left quote.
8702 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8703 Remove "." from end of diagnostics. Make diagnostics start with
8706 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8707 Joseph S. Myers <joseph@codesourcery.com>
8709 * toplev.c (default_tree_printer): Handle setting location with
8711 * c-objc.common.c (c_tree_printer): Likewise.
8712 * c-format.c (gcc_diag_flag_specs): Add '+'.
8713 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8714 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8716 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8717 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8718 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8719 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8720 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8721 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8722 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8723 format arguments where %J is used without %D.
8725 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8727 * gcc.c (LINK_SSP_SPEC): Define.
8728 (link_ssp_spec): New variable.
8729 (LINK_COMMAND_SPEC): Add %(link_ssp).
8730 (static_specs): Add link_ssp_spec.
8731 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8732 * configure: Rebuilt.
8733 * config.in: Rebuilt.
8735 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8736 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8737 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8738 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8739 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8740 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8741 -0x7008(2) instead of reading __stack_chk_guard variable.
8742 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8744 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8745 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8746 if TARGET_THREAD_SSP_OFFSET is defined.
8747 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8748 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8751 2005-06-27 Richard Henderson <rth@redhat.com>
8752 * libgcc-std.ver (GCC_4.1.0): New.
8753 * libgcc.h (__stack_chk_guard): Declare.
8754 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8755 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8756 * mklibgcc.in (lib2funcs): Add them.
8758 2005-07-01 Richard Henderson <rth@redhat.com>
8760 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8761 void * before struct sigcontext *.
8762 (x86_fallback_frame_state): Likewise.
8764 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8766 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8768 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8771 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8772 we check for SSA_NAME for.
8774 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8776 Fix PR tree-optimization/22071
8778 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8780 (get_constraint_for_component_ref): Use it.
8782 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8785 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8786 print out the last new line.
8788 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8790 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8791 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8792 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8793 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8794 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8795 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8796 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8797 (enum reg_class): New member CC0_REGS.
8798 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8799 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8800 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8801 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8802 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8803 Adjust for register now described.
8805 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8808 * config/i386/i386.md (stack_protect_test_si,
8809 stack_protect_test_di): Add earlyclobber for scratch 3.
8810 * config/rs6000/rs6000.md (stack_protect_testsi,
8811 stack_protect_testdi): Add earlyclobber for scratch 3,
8812 remove earlyclobber from scratch 4.
8814 Older entries for 2005 can be found in ChangeLog-2005.