1 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
5 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
6 by the first instruction of the loop.
8 2005-11-11 Jason Merrill <jason@redhat.com>
11 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
14 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
16 PR rtl-optimization/22509
17 * local-alloc.c (memref_used_between_p): Check whether a function call
18 could not reference the memref.
20 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
22 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
23 algorithm so as to choose the best, not the worst, alternative.
24 Reset accumulated register class before processing next alternative.
26 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
29 * calls.c (expand_call): Copy a return value to a plain register
32 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
35 * varasm.c (assemble_name): Recompute name only for transparent
38 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
40 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
42 2005-11-04 Jeff Law <law@redhat.com>
45 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
46 perform reassociation if the parent statement will not die as
47 a result of the optimization.
49 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
51 * tree-ssa-alias.c (compute_may_aliases): Remove call to
53 * tree-dfa.c (referenced_var_remove): Remove function.
54 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
55 (delete_tree_ssa): Remove call to delete_old_heapvars.
56 Add call to delete_alias_heapvars.
57 * tree-flow.h (referenced_var_remove): Remove prototype
58 (init_alias_heapvars): New prototype.
59 (delete_alias_heapvars): Ditto.
60 * Makefile.in (tree-ssa-structalias.o): Add
61 gt-tree-ssa-structalias.o
62 (GTFILES): Add tree-ssa-structalias.h and
63 tree-ssa-structalias.c.
64 (s-gtype): Add gt-tree-ssa-structalias.h.
65 * tree-ssa-structalias.c (heapvars): Remove.
66 (oldheapvars): Remove.
67 (heapvar_for_stmt): New variable.
68 (heapvar_lookup): New function.
69 (heapvar_insert): Ditto.
70 (get_constraint_for): See if we have an old heapvar
72 (init_alias_heapvars): New function.
73 (delete_alias_heapvars): Ditto.
74 Add include of gt-tree-ssa-structalias.h.
76 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
79 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
81 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
83 * tree.c (int_fits_type_p): Only look at the base type
84 if it has the same precision as the original type.
86 2005-11-10 Jakub Jelinek <jakub@redhat.com>
89 * varasm.c (assemble_alias): Use %q+D in the error
90 message instead of %J and %qD.
92 2005-11-10 Richard Guenther <rguenther@suse.de>
94 * gcse.c (free_ldst_entry): Only free hashtable if
97 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
99 * function.c (assign_stack_local_1): Issue an error message if
100 the frame size overflows in the signed target arithmetics.
102 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
104 * tree.c (build_qualified_type): Chain the new type to the original
105 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
106 a POINTER_TYPE or a REFERENCE_TYPE respectively.
107 (build_pointer_type_for_mode): Only return unqualified types.
108 (build_reference_type_for_mode): Likewise.
110 2005-11-09 Jakub Jelinek <jakub@redhat.com>
112 * Makefile.in (gnucompare): Do comparison of all files using one of
113 the chosen methods and only afterwards decide if just warning should
114 be issued or comparison failure raised.
116 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
118 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
119 (noce_try_abs): Negate if the comparison is reversed.
120 Look only one instruction backwards for a REG_EQUAL note.
122 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
125 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
126 gthr-tpf.h: Define __gthrw. For all identifiers that might
127 be weak, introduce weakrefs or non-weak aliases with __gthrw,
128 and prefix all uses with __ghtrw.
130 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
133 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
134 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
135 * c-common.c (handle_weakref_attribute): New.
136 (c_common_attribute_table): Add weakref.
137 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
139 * configure, config.in: Rebuilt.
140 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
141 * doc/extend.texi: Document weakref attribute.
142 * varasm.c (ultimate_transparent_alias_target): New
143 (assemble_name): Use it.
144 (weak_finish_1): Split out of...
145 (weak_finish): ... and deal with weakrefs in...
146 (weakref_targets): ... new list.
147 (globalize_decl): Clean up weakref_targets.
148 (do_assemble_alias): Handle weakrefs.
149 (finish_aliases_1): Do not reject weakrefs to external symbols.
150 (assemble_alias): Handle weakrefs.
152 2005-11-09 Richard Guenther <rguenther@suse.de>
154 PR tree-optimization/24716
155 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
156 t_bool to track results from follow_ssa_edge.
158 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
160 * final.c (force_source_line): New global variable.
161 (final_scan_insn): Set it to true instead of clearing last_filename.
162 (notice_source_line): Return true if force_source_line is true,
163 unless source info is absent.
165 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
168 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
169 a linkage name for a variable if it a register variable.
170 * c-decl.c (grokdeclarator): Global register variables
171 should be set as PUBLIC.
173 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
176 * config/s390/s390.c (struct s390_frame_layout): New fields
177 first_save_gpr_slot and last_save_gpr_slot.
178 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
179 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
180 first_save_gpr and last_save_gpr with the _slot variants.
181 (s390_register_info): Calculate first_save_gpr_slot and
182 last_save_gpr_slot using regs_ever_live.
184 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
187 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
188 for a function containing a landing pad.
190 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
193 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
196 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
198 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
199 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
201 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
204 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
206 (call,load,store): New insn types.
207 (mem_access, branch_access): Adjust reservation conditions.
208 (define_delay): Adjust condition.
209 (decrement_and_branch_until_zero): Allow for ms2. Set branch
211 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
212 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
214 (call_internal, call_value_internal, return_internal,
215 return_interrupt_internal, eh_return_internal, indirect_jump,
216 tablejump): Set call insn type.
217 (blockage, ei, di): Use appropriate unspec const.
218 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
219 (ms1_get_attr_type): Adjust to give load & store types.
220 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
221 backwards past a barrier.
222 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
224 (struct branch_info, struct label_info): New.
226 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
227 (ms1_machine_reorg): New.
228 (TARGET_MACHINE_DEPENDENT_REORG): Override.
229 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
230 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
231 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
234 2005-11-09 Per Bothner <per@bothner.com>
235 Uros Bizjak <uros@kss-loka.si>
238 * toplev.c (process_options): Initialize debug_hooks early
239 in case lang_hooks.post_options ends up calling a debug_hook.
241 2005-11-08 Jakub Jelinek <jakub@redhat.com>
243 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
244 DBX_REGISTER_NUMBER being contiguous.
246 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
247 Diego Novillo <dnovillo@redhat.com>
250 * tree-vrp.c (register_edge_assert_for): Do not register
251 always-false predicates.
253 2005-11-08 Devang Patel <dpatel@apple.com>
255 PR tree-optimization/23115
256 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
259 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
261 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
264 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
266 Fix PR tree-optimization/23382
268 * tree-ssa-alias.c (compute_may_aliases): Call
269 delete_old_heap_vars.
270 * tree-dfa.c (referenced_var_remove): New function.
271 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
272 * tree-flow.h (referenced_var_remove): Add prototype.
273 (delete_old_heap_vars): Ditto.
274 * tree-ssa-structalias.c (heapvars): New variable.
275 (oldheapvars): Ditto.
276 (get_constraint_for): Put heap vars on heapvars list.
277 (delete_old_heap_vars): New function.
279 2005-11-08 Jason Merrill <jason@redhat.com>
281 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
283 2005-11-08 Uros Bizjak <uros@kss-loka.si>
286 * reg-stack.c (reg_to_stack): Update register liveness also
287 for flag_sched2_use_traces.
289 2005-11-08 Alan Modra <amodra@bigpond.net.au>
292 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
293 override prior explicit -mno-powerpc-gfxopt.
295 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
297 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
298 if the bitsize is zero.
299 * doc/md.texi (Standard Pattern Names): Document it.
301 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
302 (TARGET_PASS_BY_REFERENCE): Likewise.
304 2005-11-07 Ian Lance Taylor <ian@airs.com>
306 PR rtl-optimization/24683
307 * config/i386/i386.c (legitimize_pic_address): If constant operand
308 to PLUS is too large, put it in a register.
310 2005-11-07 Jie Zhang <jie.zhang@analog.com>
312 * configure.ac: Enable checking assembler dwarf2 support for bfin
314 * configure: Regenerate.
316 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
320 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
321 gen_easy_vector_constant_add_self): Delete.
322 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
324 (output_vec_const_move): Use gen_easy_altivec_constant.
325 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
326 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
327 (easy_vector_constant_add_self): Rewritten.
328 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
329 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
330 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
331 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
332 Macroize and adjust for the other changes.
334 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
338 * c-typeck.c (build_c_cast): Try using a shared constant, and see
339 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
341 2005-11-07 Jakub Jelinek <jakub@redhat.com>
343 PR rtl-optimization/23567
344 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
345 (noce_process_if_block): Don't do any optimizations except
346 if (cond) x = x; if !set_b and write into orig_x may trap
347 or fault. Remove the MEM_READONLY_P check.
349 2005-11-06 Diego Novillo <dnovillo@redhat.com>
352 * tree-vrp.c (fix_equivalence_set): New.
353 (extract_range_from_assert): Call it.
355 2005-11-05 Ian Lance Taylor <ian@airs.com>
358 * combine.c (apply_distributive_law): Don't distribute across a
361 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
363 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
364 config/ms1/ms1.h, config/rs6000/predicates.md,
365 config/s390/s390.c, params.def, postreload-gcse.c,
366 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
367 tree-vrp.c, tree.c: Fix comment typos.
368 * doc/invoke.texi: Fix typos.
370 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
372 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
373 for testing whether the data_dependence_relation contains distance
374 vectors. Iterate over all distance vectors of the ddr.
375 * lambda.h: Define a vec of lambda_vector pointers.
376 * tree-data-ref.c (dump_data_dependence_relation,
377 dump_data_dependence_direction): Iterate over all distance and
378 direction vectors of the ddr.
379 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
381 (build_classic_dist_vector, build_classic_dir_vector): Push a set
382 of distance/direction vectors instead of a single one.
383 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
384 lambda_vectors with a vec of lambda_vectors.
385 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
386 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
387 DDR_NUM_DIST_VECTS): New.
388 * tree-loop-linear.c (gather_interchange_stats): Test for the
389 existence of distance vectors only after having checked that there
390 is a dependence. Iterate over all distance vectors of the ddr.
391 (linear_transform_loops): Use dump_data_dependence_relation.
392 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
393 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
394 distance vectors of the ddr.
396 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
398 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
399 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
400 IS_INTHANDLER; all callers changed.
401 (n_regs_saved_by_prologue): Take interrupt handler attributes into
403 (do_link, do_unlink): New argument ALL; all callers changed.
404 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
405 If function isn't leaf, save and restore all registers.
406 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
409 2005-11-05 Jan Hubicka <jh@suse.cz>
411 PR rtl-optimization/23490
412 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
413 max-flow-memory-location): Document.
414 * flow.c: Include params.h
415 (MAX_MEM_SET_LIST_LEN): Kill.
416 (add_to_mem_set_list): Use new param.
417 * cse.c (cse_basic_block): Replace 1000 by new param.
418 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
419 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
420 * predict.c (predict_loops): Use new param.
421 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
423 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
424 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
425 Do not hold memory returned by cgraph_node_name across other call.
427 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
430 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
433 2005-11-04 Jeff Law <law@redhat.com>
436 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
437 * tree-ssa-dom.c: Include params.h.
438 (thread_across_edge): If there are too many statements in the
439 target block, then do not thread through it.
440 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
441 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
443 2005-11-03 Diego Novillo <dnovillo@redhat.com>
446 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
447 TODO_update_ssa instead of TODO_update_ssa_no_phi.
449 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
452 * tree-scalar-evolution.c (instantiate_parameters_1,
453 instantiate_parameters, resolve_mixers): Compute the size of an
454 expression to be instantiated and give up the instantiation if the
455 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
457 2005-11-04 Richard Guenther <rguenther@suse.de>
459 * tree-flow.h (ref_contains_indirect_ref): Rename to
460 array_ref_contains_indirect_ref.
461 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
462 (array_ref_contains_indirect_ref): Make comment match the code
464 (ref_contains_array_ref): Likewise.
465 * tree-ssa-structalias.c (find_func_aliases): Remove call to
466 ref_contains_indirect_ref.
467 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
468 Rename calls to ref_contains_indirect_ref.
470 2005-11-04 Paul Brook <paul@codesourcery.com>
472 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
473 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
474 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
475 * config/arm/arm.md: Use match_operand in peephole input templates
476 and match_dup in peephole output templates.
478 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
480 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
483 2005-11-04 Mark Mitchell <mark@codesourcery.com>
484 Daniel Jacobowitz <dan@codesourcery.com>
486 * longlong.h (add_ssaaaa): Clobber condition code register
488 (sub_ddmmss): Likewise.
489 (umul_ppmm): Likewise.
491 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
492 Paul Brook <paul@codesourcery.com>
493 Phil Blundell <pb@reciva.com>
495 * configure.ac: Add test for ARM TLS support.
496 * configure: Regenerated.
497 * config/arm/arm-protos.h (legitimize_tls_address)
498 (arm_tls_referenced_p, tls_mentioned_p)
499 (arm_output_addr_const_extra): New prototypes.
500 (thumb_legitimize_pic_address): Delete.
501 * config/arm/arm.c: Include "gt-arm.h".
502 (enum tls_reloc): New.
503 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
504 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
505 (arm_call_tls_get_addr, legitimize_tls_address)
506 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
507 (arm_init_tls_builtins, arm_emit_tls_decoration)
508 (arm_output_addr_const_extra): New functions.
509 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
510 (TARGET_HAVE_TLS): Define.
511 (target_thread_pointer): New.
512 (arm_override_options): Handle -mtp=.
513 (legitimize_pic_address): Ignore UNSPECs.
514 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
516 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
517 (tls_get_addr_libfunc): New variable.
518 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
519 (arm_init_builtins): Call arm_init_tls_builtins.
520 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
521 (arm_encode_section_info): Call default_encode_section_info.
522 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
523 (enum arm_tp_type): New.
524 (target_thread_pointer): Add declaration.
525 (LEGITIMATE_CONSTANT_P): Handle TLS.
526 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
527 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
528 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
529 * config/arm/arm.md: Add UNSPEC_TLS.
531 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
533 (tls_load_dot_plus_eight): New insn and a peephole to create it.
534 (load_tp_hard, load_tp_soft): New insns.
535 * arm.opt: Add -mtp=.
536 * doc/invoke.texi (ARM Options): Document -mtp.
538 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
540 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
541 * config/arm/libunwind.S: Include "lib1funcs.asm".
542 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
543 (LIB2ADDEH): Add libunwind.S.
544 (LIB2ADDEHDEP): Add lib1funcs.asm.
545 * mklibgcc.in: Handle asm files in libgcc_eh.a.
547 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
550 * gcc/c.opt: Add a -lang-fortran option.
551 * gcc/c-opts.c: Add a lang_fortran flag.
552 (c_common_init_options): Handling the -lang-fortran option.
553 (c_common_handle_option): Add a case for Fortran options in
554 preprocessing. Remove cases for -ffixed-form and
555 -ffixed-line-length. Add a case for -lang-fortran.
557 2005-11-03 David Edelsohn <edelsohn@gnu.org>
559 * config/rs6000/rs6000.c: Include params.h
560 (optimization_options): Set max-grow-copy-bb-insns default to 16.
561 (bdesc_2arg): Delete vpkuhss and vpkuwss.
562 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
563 (UNSPEC_VPKUWSS): Delete.
564 (altivec_vpkuhss): Delete.
565 (altivec_vpkuwss): Delete.
566 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
568 (neg_eq0<mode>): Remove final condition.
569 (neg_eq<mode>): Remove condition and split-condition.
571 2005-11-04 Alan Modra <amodra@bigpond.net.au>
573 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
574 Use associated print macros.
576 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
579 * diagnostic.c (diagnostic_set_info_translated): New function.
580 (diagnostic_set_info): Use it. Add comment.
581 * diagnostic.h (diagnostic_set_info_translated): Declare.
583 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
585 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
586 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
587 reference only if 'public' is true.
588 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
589 emit the .hidden directive only if the indirect reference is public.
590 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
591 Pass it to dw2_force_const_mem.
592 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
593 * dwarf2out.c (output_cfi): Adjust calls to above function.
594 (output_call_frame_info): Likewise.
595 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
596 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
598 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
600 PR tree-optimization/24483
601 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
602 field to elts if possible.
604 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
607 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
610 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
612 Fix PR tree-optimization/24351
614 * tree-ssa-structalias.c (struct variable_info): Add
616 (get_varinfo_fc): New function to follow collapsing.
617 (new_var_info): Set collapsed_to to NULL.
618 (dump_constraint): Follow collapsing.
619 (build_constraint_graph): Handle collapsing.
620 (do_simple_structure_copy): Return false if something bad
622 (collapse_rest_of_var): New function.
623 (do_structure_copy): Collapse if do_simple_structure_copy returns
626 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
629 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
630 expressions to a statement list instead of gimplifying them.
632 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
634 PR rtl-optimization/23585
635 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
636 that can't trap plus a constant integer, if the mode has zero size.
638 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
641 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
643 ("*insv<mode>_reg_extimm"): Likewise.
645 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
648 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
649 c_common_type_for_mode returns an unnamed type.
651 2005-11-02 Richard Henderson <rth@redhat.com>
655 * dwarf2out.c (dwarf2out_reg_save_reg): New.
656 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
657 * function.c (assign_parms): Use calls.internal_arg_pointer.
658 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
660 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
661 (TARGET_CALLS): Add it.
662 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
663 * targhooks.c (default_internal_arg_pointer): New.
664 * targhooks.h (default_internal_arg_pointer): Declare.
665 * tree.h (dwarf2out_reg_save_reg): Declare.
666 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
667 * config/i386/i386.c (dbx_register_map): Add return column.
668 (dbx64_register_map, svr4_dbx_register_map): Likewise.
669 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
670 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
671 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
672 (ix86_save_reg): Save force_align_arg_pointer.
673 (ix86_emit_save_regs): Make regno unsigned.
674 (ix86_emit_save_regs_using_mov): Likewise.
675 (ix86_expand_prologue): Handle force_align_arg_pointer.
676 (ix86_expand_epilogue): Likewise.
677 * config/i386/i386.h: (dbx_register_map): Update.
678 (dbx64_register_map, svr4_dbx_register_map): Update.
679 (struct machine_function): Add force_align_arg_pointer.
680 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
681 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
682 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
684 2005-11-02 Jan Hubicka <jh@suse.cz>
687 * i386.md: Add peep2 for simplyfing array accesses.
689 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
692 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
693 * config/s390/s390.c (s390_decompose_shift_count): New function.
694 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
695 (print_shift_count_operand): Use s390_decompose_shift_count.
696 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
697 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
699 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
702 * loop.c (loop_givs_rescan): Use force_operand to expand
705 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
708 * fold-const.c (build_range_check): Use unsigned when signed
709 overflow is undefined also. If etype is subtype, make sure that
710 the subtraction is in the supertype.
712 2005-11-02 Richard Henderson <rth@redhat.com>
715 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
718 2005-11-01 Richard Henderson <rth@redhat.com>
721 * loop.c (scan_loop): Do not propagate computations to a hard
722 register destination with SMALL_REGISTER_CLASSES.
724 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
726 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
727 costs for MULT inside PLUS or MINUS.
729 2005-11-01 Bob Wilson <bob.wilson@acm.org>
731 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
732 (TRAMPOLINE_SIZE): Round up to 60.
733 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
735 2005-10-31 James E. Wilson <wilson@specifix.com>
738 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
739 ifdef. Put ifdefs around call in gen_subprogram_die.
740 (compute_frame_pointer_to_cfa_displacement): Likewise.
741 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
744 PR rtl-optimization/17356
745 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
746 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
748 2005-10-31 Jan Hubicka <jh@suse.cz>
751 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
754 * i386.c (legitimize_pic_address): Deal with large immediates.
757 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
758 from symbol names while computing checkup.
761 * predict.c (predict_loops): Do not estimate more than
762 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
763 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
765 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
767 PR tree-optimization/19097
768 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
770 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
772 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
774 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
777 * tree-inline.c (setup_one_parameter): If the init_stmt
778 is NULL, don't insert the statement.
780 2005-10-30 Jan Hubicka <jh@suse.cz>
782 PR tree-optimization/24172
783 * tree-inline.c (copy_body_r): Unshare the substituted value first.
785 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
787 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
788 constants for hosts with long != 32 bits.
790 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
793 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
795 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
797 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
798 (TARGET_MS1_16_002): New.
799 (TARGET_MS1_16_003): New.
801 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
802 ("*decrement_and_branch_until_zero_no_clobber"): New.
803 Add corresponding splitter for decrement_and_branch_until_zero
805 Key all decrement_and_branch_until_zero patterns off of
808 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
811 * tree-complex.c (extract_component): Treat RESULT_DECL
812 like the rest of the decls.
814 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
816 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
817 indirect call to _mcount if the function needs a static chain.
819 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
820 Caroline Tice <ctice@apple.com>
822 PR rtl-optimization/24460
823 * dwarf2out.c (have_switched_text_sections): New boolean variable.
824 (dwarf2out_switch_text_section): Set it to true instead of
825 incrementing separate_line_info_table_in_use.
826 (output_loc_list): Additionally test have_switched_text_sections.
827 (output_ranges): Likewise.
828 (dwarf2out_finish): Likewise.
829 * varasm.c (assemble_start_function): Do not call
830 insert_section_boundary_note.
831 (assemble_end_function): If flag_reorder_blocks_and_partition,
832 switch to the function's section before emitting the .size directive.
833 * bb-reorder.c (insert_section_boundary_note): Staticify.
834 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
835 * output.h (insert_section_boundary_note): Delete.
837 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
840 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
841 instead of pointer equality when comparing types.
843 2005-10-24 James E. Wilson <wilson@specifix.com>
845 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
846 add_dependence_list_and_free calls.
848 2005-10-24 Steven Bosscher <stevenb@suse.de>
850 * contrib.texi: Add the names of the LLNL folks who donated
851 Cray pointer support for gfortran.
853 2005-10-24 Steven Bosscher <stevenb@suse.de>
855 PR tree-optimization/24225
856 * profile.c (branch_prob): Look from end to start through a
857 basic block when looking for a locus.
859 2005-10-24 Richard Henderson <rth@redhat.com>
861 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
863 (hppa_expand_prologue): Likewise.
865 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
867 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
868 (NO_DEFERRED_PROFILE_COUNTERS): Define.
869 * pa.h (NO_PROFILE_COUNTERS): Define.
870 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
871 (funcdef_nos): New vector to hold label numbers of deferred profile
873 (output_deferred_profile_counters): New function.
874 (hppa_profile_hook): Push label number onto funcdef_nos.
875 (pa_hpux_file_end): Call output_deferred_profile_counters if
876 NO_DEFERRED_PROFILE_COUNTERS is false.
878 * pa-protos.h (get_deferred_plabel): New prototype.
879 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
881 (output_call): Adjust calls.
883 2005-10-24 Alan Modra <amodra@bigpond.net.au>
885 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
886 peculiarity of GOT/TOC section usage.
888 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
891 * c-common.c (constant_string_class_name): Add documentation.
893 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
896 * recog.c (peephole2_optimize): Increment peep2_current_count
897 only when the slot is empty.
899 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
902 * except.c (output_function_exception_table): Call
903 assemble_external_libcall if we need a personality function.
905 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
907 PR rtl-optimization/24460
908 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
909 set the basic block for barriers.
911 2005-10-21 Janis Johnson <janis187@us.ibm.com>
913 * var-tracking.c (vt_initialize): Initialize post.
915 2005-10-21 Devang Patel <dpatel@apple.com>
918 * c-common.c (vector_types_convertible_p): Check vector element type.
920 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
922 * config/sh/sh.c (prepare_move_operands): Handle the address
923 constant which is a tls symbolic address plus a constant.
925 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
928 * gcc.c (main): Use the correct counter for erroring out
929 about mulitple files.
931 2005-10-21 Alan Modra <amodra@bigpond.net.au>
934 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
935 use r2 for 64-bit tls .got access.
937 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
939 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
942 2005-10-20 Steven Bosscher <stevenb@suse.de>
944 PR tree-optimization/24307
945 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
947 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
950 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
952 * varasm.c (find_decl_and_mark_needed): After cgraph global info
953 is ready, stop marking functions, but still mark variables.
955 2005-10-20 Richard Guenther <rguenther@suse.de>
958 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
961 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
963 PR rtl-optimization/23585
964 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
965 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
966 (may_trap_p_1): New predicate extracted from...
967 (may_trap_p): ... here. Invoke may_trap_p_1.
968 (may_trap_or_fault_p): New predicate.
969 * rtl.h (may_trap_or_fault_p): Declare it.
970 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
971 instead of may_trap_p.
972 (steal_delay_list_from_fallthrough): Likewise.
973 (fill_simple_delay_slots): Likewise.
974 (fill_slots_from_thread): Likewise.
975 * function.c (pad_to_arg_alignment): Rework comment about
976 SPARC_STACK_BOUNDARY_HACK.
977 * config/sparc/sparc.h: Likewise.
979 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
981 * config/s390/s390.c (s390_expand_insv): New.
982 * config/s390/s390-protos.h (s390_expand_insv): Declare.
983 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
984 ("icm_hi"): Remove mode attribute.
985 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
987 ("*extracthi", "*extractqi"): Remove.
988 (extv<mode>", "*extzv<mode>"): New.
989 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
990 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
992 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
994 * cfgexpand.c (discover_nonconstant_array_refs_r,
995 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
996 (tree_expand_cfg): Call discover_nonconstant_array_refs.
997 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
998 discover_nonconstant_array_refs.
1000 2005-10-19 Steven Bosscher <stevenb@suse.de>
1003 * c-decl.c (pop_scope): Don't warn about an unused variable
1004 if it is marked with TREE_NO_WARNING.
1005 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1006 somenow mismatch and olddecl is to be replaced.
1008 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1011 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1012 whether registers live on the edge can be saved/restored.
1014 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/sh.c (fixup_mova): Skip notes.
1018 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1020 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1021 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1022 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1023 (s390_initial_elimination_offset): Likewise.
1024 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1025 register on TARGET_ZARCH targets.
1026 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1027 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1028 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1029 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1031 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1033 * config/s390/s390.md: Comment describing output modifiers updated.
1034 * config/s390/s390.c (print_operand): Likewise.
1036 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1038 * config/s390/s390.c (override_options): Added check for -mstack-size
1040 * doc/invoke.texi: Mention that limit in the documenation.
1042 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1045 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1047 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1049 Fix PR tree-optimization/24231
1051 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1052 (compute_avail): Ditto.
1054 2005-10-18 Richard Henderson <rth@redhat.com>
1057 * config/i386/i386.c (legitimate_constant_p): Check
1058 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1060 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1061 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1062 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1064 (print_operand_address): Likewise.
1065 * config/i386/predicates.md (x86_64_immediate_operand): Test
1066 SYMBOL_REF_TLS_MODEL properly inside CONST.
1067 (x86_64_zext_immediate_operand): Likewise.
1068 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1069 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1070 * config/i386/i386-protos.h: Remove predicates.md entries.
1072 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1074 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1075 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1077 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1078 Ian Lance Taylor <ian@airs.com>
1081 * fold-const.c (fold_widened_comparison): Do not allow range based
1082 constant folding when right operand cannot be unwidened.
1084 2005-10-17 Richard Henderson <rth@redhat.com>
1086 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1087 with a memory clobber.
1089 2005-10-17 James E Wilson <wilson@specifix.com>
1091 PR rtl-optimization/17356
1092 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1093 checking for EDGE_EH.
1095 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1097 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1098 the slot on an even boundary for any type with 16-byte alignment.
1100 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1103 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1104 after register allocation.
1106 2005-10-17 DJ Delorie <dj@redhat.com>
1108 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1111 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1114 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1117 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1119 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1120 to 2 if it's already non-zero.
1121 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1122 is set and warn about it if flag_schedule_insns is 1.
1124 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1126 * config/crx/crx.md: Compare-and-branch instructions need to
1129 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1132 * config/i386/i386.md (*pushdi2_rex64 splitter)
1133 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1134 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1135 flow2 pass only when (optimize > 0 && flag_peephole2).
1137 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1140 * gcc.c (have_c): New static variable.
1142 (process_command): Remove declation of have_c.
1143 Set have_o to 1 when handling -o.
1144 (main): Add a fatel error if there are multiple
1145 files specified and -o and -c/-S is passed witout
1146 -combine or multiple languages.
1148 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1150 Fix PR tree-optimization/22444
1151 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1152 Assert that we don't hit something with subvars.
1153 (setup_pointers_and_addressables): Don't add things with subvars,
1154 because we'll already process the subvars for aliasing purposes.
1156 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1159 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1160 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1161 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1162 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1163 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1164 swapped, alternatives for the R constraint.
1167 * builtins.c (get_builtin_sync_mode): Make unlimited
1168 mode_for_size request.
1170 2005-10-15 Richard Henderson <rth@redhat.com>
1172 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1173 (gimplify_expr): ... here.
1174 (gimplify_compound_lval): Use it in initial scan loop. Allow
1175 fb_lvalue in base expression.
1177 2005-10-15 Richard Henderson <rth@redhat.com>
1180 * builtins.c (expand_builtin_trap): Export.
1181 * expr.h (expand_builtin_trap): Declare.
1182 * expr.c (expand_assignment): Emit a trap for integral offsets
1183 from registers that weren't reduced to bitpos.
1185 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1186 (mark_array_ref_addressable): Remove.
1187 * tree-flow.h (mark_array_ref_addressable): Remove.
1188 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1190 2005-10-15 James E Wilson <wilson@specifix.com>
1193 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1194 (add_dependence_list_and_free): Likewise.
1195 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1198 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1202 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1203 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1205 (vrp_visit_phi_node): Only prevent infinite iterations when
1206 the previous result and the new result are both VR_RANGEs.
1208 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1210 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1213 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1216 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1219 2005-10-14 Per Bothner <per@bothner.com>
1221 PR preprocessor/21250
1222 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1224 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1227 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1228 overflow flags. Refactor some conditionals.
1230 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1233 * tree-dfa.c (add_referenced_var): Only look at decls which
1234 have TREE_CONSTANT or TREE_READONLY set instead of if
1235 !TREE_PUBLIC or !TREE_CONSTANT.
1237 2005-10-13 James E Wilson <wilson@specifix.com>
1239 * doc/invoke.texi: For -x, add f95-cpp-input.
1240 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1242 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1244 PR tree-optimization/24262
1245 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1246 in loop all the time.
1248 2005-10-12 Richard Henderson <rth@redhat.com>
1251 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1252 * function.c (assign_parm_find_data_types): Don't support it.
1253 * print-tree.c (print_node): Likewise.
1254 * c-common.c (handle_transparent_union_attribute): Likewise.
1255 Use build_duplicate_type.
1256 * tree-inline.c (remap_type_1): Split out of remap_type;
1257 properly remap aggregate fields.
1258 (build_duplicate_type): New.
1259 * doc/extend.texi (Variable Attributes): Remove documentation
1260 for transparent_union.
1262 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1265 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1266 (gen_stack_pointer_dec): Likewise.
1268 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1272 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1274 (struct cxx): Add adjust_class_at_definition target hook.
1275 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1276 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1277 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1278 hook_void_tree. Add to TARGET_CXX.
1279 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1281 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1282 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1283 instead of attribute. Check for dllexport override. Warn if
1284 inconsistent dll linkage. Don't lose old dllimport if decl has
1285 had address referenced. Tweak lookup of dllimport atribute.
1286 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1287 for target specific rules. Don't add dllimport attribute if
1288 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1289 dllimport attribute.
1290 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1291 * varasm.c (initializer_constant_valid_p): Replace
1292 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1296 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1297 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1298 (i[34567]86-*-mingw32*): Likewise.
1300 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1301 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1303 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1304 C++-specific code. Change return value to bool.
1305 (i386_pe_dllimport_p): Likewise.
1306 (associated_type): Simplify and make language-independent
1307 (i386_pe_encode_section_info): Replace override of ambiguous
1308 dllimport symbol refs with a gcc_assert.
1309 (i386_pe_valid_dllimport_attribute_p): Define.
1310 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1311 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1312 i386_pe_adjust_class_at_definition.
1313 * config/i386/winnt-stubs.c: New file. Define stub versions of
1314 lang-specific functions.
1315 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1316 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1317 i386_pe_adjust_class_at_definition.
1318 (i386_pe_valid_dllimport_attribute_p): Declare.
1319 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1320 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1321 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1324 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1325 dllimport attribute with test of DECL_DLLIMPORT_P.
1327 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1329 * combine.c (make_extraction): Correct offset computation.
1331 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1333 * config/cris/t-linux (LIMITS_H_TEST): Define.
1335 2005-10-12 Richard Henderson <rth@redhat.com>
1338 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1340 2005-10-12 Richard Guenther <rguenther@suse.de>
1342 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1344 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1347 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1348 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1351 2005-10-12 Richard Guenther <rguenther@suse.de>
1354 * varasm.c (output_constant): Correct typo from previous
1357 2005-10-11 Ian Lance Taylor <ian@airs.com>
1359 PR rtl-optimization/13931
1360 * combine.c: Revert patch of 2003-05-14, and:
1361 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1362 completely killed in the appropriate insn.
1363 (distribute_notes): Don't skip multiple hard register test for
1364 elim_i1 and elim_i2.
1366 2005-10-11 Richard Henderson <rth@redhat.com>
1369 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1370 to initialize a transparent union instead of a nop_expr.
1372 2005-10-11 Richard Henderson <rth@redhat.com>
1374 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1375 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1376 (tree_ssa_dce_loop): Call scev_reset.
1379 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1380 * tree-ssa-dce.c: Include cfgloop.h.
1381 (tree_ssa_dce_loop, pass_dce_loop): New.
1382 * tree-pass.h (pass_dce_loop): Declare it.
1383 * passes.c (init_optimization_passes): Use it.
1385 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1388 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1389 Only apply the optimization for rounding builtins if the inner
1390 cast is also an extension.
1392 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1395 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1396 mark_new_vars_to_rename instead of update_stmt.
1398 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1400 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1402 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1404 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1405 for setting MMX register to 0 rather than mmx.
1407 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1410 * configure.ac: Move gas check from mips specific case to common case.
1411 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1412 * configure: Regenerate
1413 * doc/install.texi: Update.
1415 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1418 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1420 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1422 * gcc.c (do_spec_1): Accept numeric characters in file name
1425 2005-10-10 Nick Clifton <nickc@redhat.com>
1427 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1428 describing the deleted arm_gen_rotated_half_load function.
1430 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1435 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1437 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1439 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1440 (EXTRA_MULTILIB_PARTS): Define.
1441 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1442 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1443 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1444 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1445 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1446 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1448 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1450 PR tree-optimization/24226
1451 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1452 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1453 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1456 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1458 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1460 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1463 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1464 Rewrite for no need for the early clobber.
1466 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1468 Merge from csl-arm-branch:
1469 2005-09-07 Paul Brook <paul@codesourcery.com>
1470 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1473 2005-04-30 Paul Brook <paul@codesourcery.com>
1474 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1475 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1477 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1478 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1479 (arm_override_options): Use TARGET_AAPCS_BASED.
1480 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1481 (PTRDIFF_TYPE): Use int for AAPCS.
1482 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1483 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1484 (DEFAULT_SHORT_ENUMS): Delete.
1485 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1487 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1488 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1489 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1490 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1492 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1493 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1495 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1496 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1498 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1499 * config.gcc (arm*-*-linux-gnueabi): Add it.
1500 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1502 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1503 * config/arm/linux-eabi.h: New file.
1504 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1505 (LINUX_TARET_LINK_SPEC): Likewise.
1506 (LINK_SPEC): Use it.
1507 * config/arm/t-linux-eabi: New file.
1509 2005-10-08 Steven Bosscher <stevenb@suse.de>
1512 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1514 (PARAM_SMS_DFA_HISTORY): Likewise.
1516 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1519 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1520 (load_register_parameters): Call it.
1521 (check_sibcall_argument_overlap_1): Likewise.
1522 (store_one_arg): Likewise.
1524 2005-10-07 James E. Wilson <wilson@specifix.com>
1526 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1527 DImode not VECINT24 for operand 2.
1530 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1534 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1535 fr_spill): Use destination_operand for operand 0.
1537 2005-10-07 DJ Delorie <dj@redhat.com>
1539 * varasm.c (output_constant): Limit error to expanding
1542 2005-10-07 Richard Guenther <rguenther@suse.de>
1545 * fold-const.c (fold_binary): Fix operand types during folding
1546 of X op (A, Y). Evaluation order of the side-effects of
1547 X and A are frontend-defined, so ensure we honour that even for
1548 tcc_comparison class operands; eased by removing duplicate code.
1550 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1552 * stor-layout.c (layout_type): Do not allow alignment of array
1553 elements to be greater than their size.
1555 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1557 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1559 (hppa*-*-linux*): Ditto.
1560 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1561 * config/host-hpux.c: New.
1562 * config/x-hpux: New.
1563 * config/pa/x-hpux: Remove.
1564 * config/pa/x-linux: Remove.
1565 * config/pa/pa-host.c: Remove.
1567 2005-10-07 Jeff Law <law@redhat.com>
1569 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1570 determine whether or not to try and thread outgoing edges.
1572 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/rs6000.md (eqsi_power): New.
1575 (neg_eq0si): Add TARGET_POWER to final condition.
1578 2005-10-06 Richard Henderson <rth@redhat.com>
1580 * config/rs6000/rs6000.c: Revert last change.
1582 2005-10-06 Richard Henderson <rth@redhat.com>
1584 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1585 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1587 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1591 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1592 out return_label and naked_return_label.
1594 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1596 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1599 2005-10-06 Richard Henderson <rth@redhat.com>
1602 * tree-inline.c (declare_return_variable): Handle modify_dest not
1605 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1607 Fix PR tree-optimization/22488
1608 * tree-ssa-structalias.c (check_for_overlaps): New function.
1609 (create_variable_info_for): Use it.
1611 2005-10-06 Richard Henderson <rth@redhat.com>
1614 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1615 (dwarf2out_start_source_file): Print it.
1617 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1619 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1621 2005-10-06 Richard Henderson <rth@redhat.com>
1624 * mode-switching.c (optimize_mode_switching): Clear transp bit
1625 for block with incomming abnormal edges.
1627 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1628 (fpscr_set_from_mem): Use them.
1629 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1630 (fpscr postinc splitters): Rewrite as peephole2+split.
1632 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1634 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1635 (eq<mode>_compare): Same.
1637 2005-10-06 Richard Guenther <rguenther@suse.de>
1639 PR tree-optimization/24238
1640 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1642 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1644 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1645 here. Use AC_PATH_PROG for environment variables instead of
1647 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1649 * configure: Regenerated.
1651 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1654 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1655 then force it into a register.
1656 (call_value): Likewise.
1658 2005-10-06 Richard Henderson <rth@redhat.com>
1661 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1662 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1663 under pass_vectorize.
1665 2005-10-05 Devang Patel <dpatel@apple.com>
1668 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1669 handling constants. Check NAMESPACE_DECL context for constants.
1671 2005-10-05 Eric Christopher <echristo@apple.com>
1673 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1675 2005-10-05 Richard Henderson <rth@redhat.com>
1678 * tree-cfg.c (mark_array_ref_addressable_1): New.
1679 (mark_array_ref_addressable): New.
1680 * tree-flow.h (mark_array_ref_addressable): Declare.
1681 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1683 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1687 * reload.c (subst_reloads): When adding a REG_LABEL to a
1688 jump instruction, also update JUMP_LABEL.
1690 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1692 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1693 * bb-reorder.c (copy_bb_p): Use it.
1694 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1696 2005-10-05 Richard Henderson <rth@redhat.com>
1699 * toplev.c (process_options): Warn about unsupported combinations
1700 of unwind tables and omit-frame-pointer.
1701 * config/i386/i386.c (override_options): Similarly. Enable
1702 accumulate-outgoing-args if not explicitly disabled.
1704 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1706 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1707 Handle big endian vs. small endian.
1708 (vec_initv2sf): Handle big endian vs. small endian.
1709 (*vec_extractv2sf_1): Ditto.
1711 2005-10-05 Dale Johannesen <dalej@apple.com>
1713 * convert.c (convert_to_real): Don't convert
1714 (float)floor(double d) to floorf((float)d).
1716 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1718 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1720 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1722 PR tree-optimization/18587
1723 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1724 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1725 build_vuses): Change to VEC type.
1726 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1727 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1728 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1729 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1730 (get_name_decl): New. Return DECL_UID of base variable.
1731 (operand_build_cmp): New. qsort comparison routine.
1732 (operand_build_sort_virtual): New. Sort virtual build vector.
1733 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1734 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1735 (FINALIZE_BASE): Use get_name_decl.
1736 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1737 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1738 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1739 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1740 direct VEC_* manipulations.
1741 (build_ssa_operands): Call operand_build_sort_virtual.
1742 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1743 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1744 with direct VEC_* manipulations.
1745 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1746 with direct VEC manipulations.
1748 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1750 PR tree-optimization/21419
1751 PR tree-optimization/24146
1752 PR tree-optimization/24151
1754 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1755 (build_asm_expr): Call it if outputs are read-only.
1756 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1758 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1759 Paolo Bonzini <bonzini@gnu.org>
1763 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1764 enable the instructions and not just the built-ins.
1765 * doc/invoke.texi (x86 Options): Likewise.
1767 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1769 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1771 * doc/invoke.texi (Option Summary): Correct spelling
1772 of -mmacosx-version-min.
1774 2005-10-04 Devang Patel <dpatel@apple.com>
1776 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1779 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1781 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1782 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1784 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1786 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1787 ("TE","tg"): New mode attributes.
1788 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1789 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1790 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1791 dword_mode and one for GPRmode.
1793 2005-10-04 Ian Lance Taylor <ian@airs.com>
1795 PR preprocessor/13726
1796 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1797 any comments passed in.
1799 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1801 * tree.c (annotate_with_file_line): Fix typo.
1803 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1806 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1807 type used to access data in the inlined length == 1 case, use
1808 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1809 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1811 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1813 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1814 TARGET_SSE3 and only for TARGET_80387.
1815 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1816 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1817 Do not depend on TARGET_80387.
1819 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1821 * tree.c (last_annotated_node): Change type to location_t*.
1822 (annotate_with_file_line): Reflect the change of
1823 last_annotated_node type.
1825 2005-10-04 Richard Guenther <rguenther@suse.de>
1828 * c-decl.c (grokdeclarator): Don't write to fields
1831 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1834 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1836 * varasm.c (make_decl_rtl): If a register variable does not
1837 have a set user assmbler name, error out.
1838 Decode the asmspec is now name+1 bypassing '*'.
1840 2005-10-04 Steven Bosscher <stevenb@suse.de>
1842 PR tree-optimization/23049
1843 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1844 of a COND_EXPR is folded before calling fold on the whole rhs of a
1845 conditional assignment.
1846 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1847 document that a COND_EXPR may appear there.
1849 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1852 * tree-vrp.c (extract_range_from_assert): If the new numeric
1853 range created out of the assertion contradicts the existing
1854 numeric range of the ASSERT_EXPR variable, make the new range
1857 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1859 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1860 from T_REGS to FP register class.
1862 2005-10-03 Richard Henderson <rth@redhat.com>
1865 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1866 before creating a new one.
1868 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1870 * config/rs6000/t-aix43 (LDFLAGS): New.
1871 * config/rs6000/t-aix52 (LDFLAGS): New.
1873 2005-10-03 Ian Lance Taylor <ian@airs.com>
1875 * gimplify.c (find_single_pointer_decl_1): New static function.
1876 (find_single_pointer_decl): New static function.
1877 (internal_get_tmp_var): For a formal variable, set restrict base
1878 information if appropriate.
1879 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1881 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1882 (DECL_GET_RESTRICT_BASE): Define.
1883 (SET_DECL_RESTRICT_BASE): Define.
1884 (decl_restrict_base_lookup): Declare.
1885 (decl_restrict_base_insert): Declare.
1886 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1887 * tree.c (restrict_base_for_decl): New static variable.
1888 (init_ttree): Initialize restrict_base_for_decl.
1889 (copy_node_stat): Copy restrict base information.
1890 (decl_restrict_base_lookup): New function.
1891 (decl_restrict_base_insert): New function.
1892 (print_restrict_base_statistics): New static function.
1893 (dump_tree_statistics): Call print_restrict_base_statistics.
1895 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1898 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1899 case of anti-ranges.
1901 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1904 * c-typeck.c (tagged_tu_seen): Rename to ...
1905 (tagged_tu_seen_cache): this and add val field.
1906 (comptypes): Move functional to comptypes_internal
1907 and free tagged_tu_seen.
1908 (comptypes_internal): New function and call comptypes_internal
1909 instead of comptypes. Speed up by sibcalling
1910 tagged_types_tu_compatible_p.
1911 (alloc_tagged_tu_seen): New function
1912 (free_all_tagged_tu_seen_up_to): New function.
1913 (tagged_types_tu_compatible_p): Return the val of the seen two
1915 Add that the two types are the same to tagged_tu_seen_base
1916 if they are and call comptypes_internal instead of comptypes.
1917 <case UNION_TYPE>: Speed up common type where the fields are
1919 (function_types_compatible_p): Call comptypes_internal instead of
1921 (type_lists_compatible_p): Likewise.
1922 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1924 2005-10-02 Matthias Klose <doko@debian.org>
1926 * doc/invoke.texi: Fix typo and speling error.
1928 2005-10-01 Richard Henderson <rth@redhat.com>
1930 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1932 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1934 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1935 using --start-group and --end-group.
1937 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1939 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1940 FIXME note regarding quirky semantics.
1942 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1945 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1946 non-null range as a last resort.
1948 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1949 Diego Novillo <dnovillo@redhat.com>
1952 * tree-vrp.c (extract_range_from_assert): For !=
1953 assertions, only build an anti-range if LIMIT is a
1954 single-valued range.
1956 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1958 * arm.md (movqi): On thumb when optimizing, handle loading from
1959 memory by describing this as taking a subreg of a zero-extended load
1960 into an SImode register.
1963 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1965 * reload1.c (merge_assigned_reloads): Do not change any
1966 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1968 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1970 * Makefile.in (LIPO_FOR_TARGET): Define.
1971 (STRIP_FOR_TARGET): Define.
1973 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1974 before creating new ones. Do symlinks before creating the actual
1977 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1978 to work out which multilibs are actually being built.
1980 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1982 * tree-vect-transform.c, config/ms1/ms1.md,
1983 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1984 Follow spelling conventions.
1985 * doc/invoke.texi, doc/md.texi: Fix typos.
1987 2005-09-30 Andrew Macleod <amacleod@redat.com>
1989 PR tree-optimization/21430
1990 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1991 use operands, and set stmt pointer if need be.
1992 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1993 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1996 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1999 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2001 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2003 * optabs.c (expand_binop): Initialize first_pass_p.
2005 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2008 * c-decl.c (c_write_global_declarations_1): If any
2009 wrapup_global_declaration_2 call returned true, restart the loop.
2011 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2013 Fix PR tree-optimization/24117
2014 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2015 before considering whether to use anyoffset.
2017 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2021 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2023 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2025 (swap_commutative_operands_with_target): New.
2027 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2030 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2033 2005-09-29 Steven Bosscher <stevenb@suse.de>
2035 PR tree-optimization/23911
2036 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2037 and IMAGPART_EXPR too.
2039 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2042 * expmed.c (expand_shift): Move logic to reverse rotation
2043 direction when rotating by constants ...
2044 * optabs.c (expand_binop): ... here.
2045 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2046 (ix86_rotrdi3): New pattern.
2047 (rotldi3): Handle 32-bit mode.
2048 (ix86_rotldi3): New pattern.
2050 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2053 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2054 check for numbers that need no bit twiddle.
2056 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2058 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2059 multilib to be built.
2061 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2062 (stage1-start): Delete old libgcc and libunwind before moving
2063 anything into the stage directory.
2064 (stage2-start): Likewise.
2065 (stage3-start): Likewise.
2066 (stage4-start): Likewise.
2067 (stageprofile-start): Likewise.
2068 (stagefeedback-start): Likewise.
2069 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2070 header in tm_file and CPU-specific t-darwin in tmake_file.
2071 (i[34567]86-*-darwin*): Don't change tm_file.
2072 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2073 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2074 shared library stub for target OS version.
2075 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2076 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2077 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2078 (libgcc_s.%.dylib): New.
2080 (install-darwin-libgcc-stubs): New.
2081 (INSTALL_LIBGCC): New append.
2082 * config/i386/darwin-libgcc.10.4.ver: New.
2083 * config/i386/darwin-libgcc.10.5.ver: New.
2084 * config/i386/t-darwin: New.
2085 * config/rs6000/darwin-libgcc.10.4.ver: New.
2086 * config/rs6000/darwin-libgcc.10.5.ver: New.
2087 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2088 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2090 2005-09-28 Paul Brook <paul@codesourcery.com>
2092 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2095 2005-09-28 Richard Guenther <rguenther@suse.de>
2097 PR tree-optimization/23853
2098 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2099 host_integerp to verify misalignment value.
2101 2005-09-28 Richard Henderson <rth@redhat.com>
2103 * builtins.c (get_builtin_sync_mode): New.
2104 (expand_builtin_sync_operation): Pass in mode argument.
2105 (expand_builtin_compare_and_swap): Likewise.
2106 (expand_builtin_lock_test_and_set): Likewise.
2107 (expand_builtin_lock_release): Likewise.
2108 (expand_builtin): Update to match.
2110 2005-09-28 Nick Clifton <nickc@redhat.com>
2112 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2113 formatting. Add check to PLUS case to ensure that the offset is
2114 within an acceptable range.
2116 * config/v850/v850.md (casesi): Disable the generation of the
2117 switch pattern as it is not being handled properly at the moment.
2119 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2120 for when the high words are identical.
2122 2005-09-27 Richard Henderson <rth@redhat.com>
2124 * pretty-print.c (pp_base_format): Fix typo for %>.
2126 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2127 Devang Patel <dpatel@apple.com>
2129 PR tree-optimization/23625
2130 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2131 LABEL_EXPR, assertion check.
2133 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2135 * optabs.c (no_conflict_move_test): Check if a result of a
2136 to-be-moved insn would be clobbered by an originally
2139 2005-09-27 Jeff Law <law@redhat.com>
2141 * passes.c (init_optimization_passes): Replace copy propagation
2142 passes immediately after DOM with phi-only copy propagation
2143 pases. Add phi-only copy propagation pass after first DOM pass.
2144 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2145 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2146 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2147 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2148 to init_copy_prop. Callers updated.
2149 (do_phi_only_copy_prop): New function.
2150 (pass_phi_only_copy_prop): New pass descriptor.
2152 2005-09-27 Nick Clifton <nickc@redhat.com>
2154 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2156 2005-09-26 Jason Merrill <jason@redhat.com>
2159 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2161 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2163 2005-09-26 James E Wilson <wilson@specifix.com>
2165 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2166 copyright. Add gcc copyright plus libgcc exception.
2167 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2169 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2171 2005-09-26 Jeff Law <law@redhat.com>
2173 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2174 about when to iterate.
2176 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2179 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2180 for __complex__ double in -mcpu=G5 mode.
2182 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2184 PR tree-optimization/23942
2185 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2186 * tree-scalar-evolution.c: Include params.h.
2188 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2189 follow_ssa_edge_in_condition_phi_branch,
2190 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2191 Change return type to t_bool. Use a parameter to limit the size of
2192 trees that are walked before stopping
2193 (analyze_evolution_in_loop): Initialize the limit to 0.
2194 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2195 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2197 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2200 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2201 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2203 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2205 * combine.c (make_extraction): Check for valid use of subreg.
2207 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2210 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2211 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2212 ("fist<mode>2_with_temp"): Use only register operands.
2214 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2216 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2217 CALL_INSN_FUNCTION_USAGE.
2219 2005-09-26 Richard Guenther <rguenther@suse.de>
2222 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2223 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2224 (ldst_entry): Use the hashtable instead of list-walking.
2225 (find_rtx_in_ldst): Likewise.
2226 (free_ldst_entry): Free the hashtable.
2227 (compute_ld_motion_mems): Create the hashtable.
2228 (trim_ld_motion_mems): Remove entry from hashtable if
2229 removing it from list.
2230 (compute_store_table): Likewise^2.
2231 (store_motion): Free hashtable in case we did not see
2234 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2236 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2237 and arg1 if we are passing them to fold_build2.
2239 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2242 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2245 2005-09-25 Richard Henderson <rth@redhat.com>
2247 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2248 SYMBOL_REF_TLS_MODEL to be correct.
2250 2005-09-24 Richard Henderson <rth@redhat.com>
2252 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2253 end of function. Reindent.
2255 2005-09-24 Ian Lance Taylor <ian@airs.com>
2257 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2258 NEGATE_EXPR/BIT_NOT_EXPR case.
2260 2005-09-24 Richard Henderson <rth@redhat.com>
2262 * c-common.c (handle_mode_attribute): When not modifying in place,
2263 create subtypes for enumerations.
2264 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2265 * gimplify.c (create_tmp_from_val): Likewise.
2267 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2269 * config/i386/i386.md (*tls_global_dynamic_64,
2270 *tls_local_dynamic_base_64): Add missing mode to call.
2271 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2273 2005-09-24 Jan Hubicka <jh@suse.cz>
2275 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2276 (cgraph_clone_node): Likewise.
2277 * cgraph.h (cgraph_clone_edge): Update prototype.
2278 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2279 duplicated prototypes; add updating argument.
2280 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2281 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2283 (cgraph_mark_inline_edge): Likewise.
2284 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2285 (cgraph_flatten_node): Likewise.
2286 (cgraph_decide_recursive_inlining): Likewise.
2287 (cgraph_decide_inlining_of_small_function): Likewise.
2288 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2290 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2291 Pete Steinmetz <steinmtz@us.ibm.com>
2293 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2294 (rldic.): Set type to "compare".
2296 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2297 mfjmpr for MFCTR/MFLR.
2298 (movdf_hardfloat64): Same.
2299 (movdf_softfloat64): Same. Correct order of store and move types.
2300 (movti_string): Set type to store_ux/load_ux.
2301 (load_multiple): Set type to load_ux.
2302 (store_multiple): Set type to store_ux.
2303 (movmemsi): Set type to store_ux.
2304 (output_cbranch direct_return): Set type to jmpreg.
2305 (stmw): Set type to store_ux.
2306 (lmw): Set type to load_ux.
2307 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2308 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2309 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2310 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2311 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2312 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2313 (rios1-fpstore): Increase latency to 3.
2314 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2315 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2317 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2318 Andrew Pinski <pinskia@physics.uc.edu>
2320 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2321 operand2 constraint to "b".
2322 (sync_<fetchop_name>di_internal): Same.
2323 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2325 (sync_old_<fetchop_name>di_internal): Same.
2326 (sync_new_<fetchop_name>si_internal): Same.
2327 (sync_new_<fetchop_name>di_internal): Same.
2329 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2332 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2333 case, define as macros.
2335 PR rtl-optimization/23837
2336 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2337 clobber / clobber match between dest and p->first.
2339 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2340 (no_conflict_move_test): Update comments.
2342 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2344 * doc/install.texi: Update URL for Jacks.
2345 * doc/sourcebuild.texi: Likewise.
2347 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2350 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2351 registers when choosing register preferences.
2352 (movdf_hardfloat64): Same.
2354 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2356 * expmed.c (expand_shift): Don't use the target of the rotate as
2357 target for the first expanded shift insn.
2358 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2360 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2362 PR tree-optimization/22438
2363 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2364 preserved iv rhs rewriting specially.
2366 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2368 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2369 estimate_only is true.
2370 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2371 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2372 tree-ssa-structalias.c
2373 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2374 ref_contains_indirect_ref.
2375 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2377 2005-09-21 DJ Delorie <dj@redhat.com>
2379 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2381 (mn10300_return_in_memory): Support variable size types also.
2382 (mn10300_pass_by_reference): Likewise.
2383 (mn10300_function_value): New.
2384 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2385 (FUNCTION_OUTGOING_VALUE): Likewise.
2386 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2387 * doc/invoke.texi: Document it.
2389 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2392 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2393 force integer op1 into register for XFmode compares.
2395 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2398 * expmed.c (alg_code): Add alg_impossible.
2399 (alg_hash_entry): Add cost.
2400 (synth_mult): Record alg_impossible in the hash table if
2401 multiplication by a given integer is impossble within the
2402 limit. Speed up using alg_impossible.
2404 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2406 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2407 argument. Allow and set any offset if needs_anyoffset is passed
2409 (get_constraint_for): Add argument here too.
2411 (do_structure_copy): Pass NULL to get_constraint_for.
2412 (handle_ptr_arith): Ditto.
2413 (find_func_aliases): Ditto.
2415 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2417 PR rtl-optimization/23898
2418 * output.h (get_attr_min_length): Declare.
2419 * final.c (get_attr_length_1): New function, broken out of:
2421 (get_attr_min_length): New function.
2422 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2423 (duplicate_computed_gotos): Likewise.
2424 * genattr.c (insn_min_length): Generate declaration.
2425 * genattrtab.c (min_fn, min_attr_value): New functions.
2426 (make_length_attrs): Generate insn_min_length.
2428 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2430 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2432 2005-09-20 Richard Henderson <rth@redhat.com>
2434 PR tree-optimization/24059
2435 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2438 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2440 * c.opt (fextended-identifiers): New.
2441 * c-opts.c (c_common_handle_option): Handle
2442 -fextended-identifiers.
2443 * doc/cpp.texi: Update documentation of extended identifiers.
2444 * doc/cppopts.texi (-fextended-identifiers): Document.
2446 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2448 PR tree-optimization/23929
2449 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2452 PR tree-optimization/23818
2453 * tree-stdarg.c (execute_optimize_stdarg): Call
2454 calculate_dominance_info.
2456 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2458 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2459 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2460 (compute_overlap_steps_for_affine_1_2): Use
2461 get_number_of_iters_for_loop.
2462 (analyze_subscript_affine_affine): Check whether difference is
2464 Use get_number_of_iters_for_loop.
2465 Check whether overlap occurs outside of bounds.
2466 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2468 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2470 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2471 base register if possible.
2473 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2475 PR tree-optimization/18463
2476 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2477 converting it directly is not possible.
2478 (chrec_convert_aggressive): New function.
2479 * tree-chrec.h (chrec_convert_aggressive): Declare.
2480 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2481 Fold chrec conversions aggressively if asked to.
2482 (instantiate_parameters): Modified because of changes in
2483 instantiate_parameters_1.
2485 2005-09-19 Richard Henderson <rth@redhat.com>
2487 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2488 (reduc_splus_v2df): New.
2490 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2492 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2493 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2495 2005-09-19 Richard Henderson <rth@redhat.com>
2497 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2500 2005-09-19 Richard Henderson <rth@redhat.com>
2502 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2503 (ia64_expand_dot_prod_v8qi): New.
2504 * config/ia64/ia64-protos.h: Update.
2505 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2506 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2507 sdot_prodv8qi, sdot_prodv4hi): New.
2508 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2510 2005-09-19 Richard Henderson <rth@redhat.com>
2513 * real.c (exact_real_truncate): Return false if the format cannot
2514 represent the number as a normal.
2516 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2517 for a memory source.
2519 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2521 * tree-ssa-operands.c (swap_tree_operands): Export.
2522 * tree.h (swap_tree_operands): Declare.
2523 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2524 Call swap_tree_operands.
2526 2005-09-19 Richard Henderson <rth@redhat.com>
2528 * tree-flow.h (merge_alias_info): Declare.
2529 * tree-ssa-copy.c (merge_alias_info): Export.
2530 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2531 (vect_create_data_ref_ptr): Use create_iv directly.
2532 (vectorizable_load): Use correct types for integer constants.
2533 (vect_generate_tmps_on_preheader): Likewise.
2534 (vect_gen_niters_for_prolog_loop): Likewise.
2536 2005-09-19 Steven Bosscher <stevenb@suse.de>
2538 PR rtl-optimization/23943
2539 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2541 2005-09-18 Jan Hubicka <jh@suse.cz>
2543 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2545 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2547 * varasm.c (output_constant): Do not abort on conversions to union
2548 types between different sizes.
2550 2005-09-18 Richard Guenther <rguenther@suse.de>
2553 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2556 2005-09-18 Paul Brook <paul@codesourcery.com>
2558 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2560 2005-09-17 Richard Henderson <rth@redhat.com>
2562 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2563 * tree-ssa-loop.c (pass_vect_dce): Remove.
2564 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2567 2005-09-17 Richard Henderson <rth@redhat.com>
2569 * tree-pass.h (pass_vect_dce): Declare.
2570 * passes.c (init_optimization_passes): Add it.
2571 * tree-flow.h (tree_ssa_dce): Declare.
2572 * tree-ssa-dce.c (tree_ssa_dce): Export.
2573 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2574 (gate_tree_vectorize): ... here.
2575 (pass_vect_dce): New.
2577 2005-09-17 Jan Hubicka <jh@suse.cz>
2579 * except.c (struct eh_status): Turn region_array into vec.
2580 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2581 convert_from_eh_region_ranges, find_exception_handler_labels,
2582 current_function_has_exception_handlers, assign_filter_values,
2583 build_post_landing_pads, dw2_build_landing_pads,
2584 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2585 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2586 foreach_reachable_handler, can_throw_internal_1,
2587 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2589 (duplicate_eh_region_1): Update region_array.
2590 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2592 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2595 * expmed.c (expand_mult): Substitute simple register for op0 when
2598 2005-09-17 Richard Henderson <rth@redhat.com>
2600 * expr.c (emit_move_via_integer): Add force argument, pass it on
2601 to emit_move_change_mode. Update callers.
2602 (emit_move_complex): Pass true to new force argument.
2603 * function.c (expand_function_end): Move expand_eh_return call
2604 earlier. Merge sub-word complex values into a pseudo before
2605 copying to the return hard register.
2607 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2609 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2610 between different sizes.
2612 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2616 * passes.c (init_optimization_passes): Register dump files for
2619 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2621 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2622 * config/s390/s390.c (s390_overlap_p): New function.
2623 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2624 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2627 2005-09-16 Richard Guenther <rguenther@suse.de>
2629 * ipa-pure-const.c (static_execute): Free auxiliar information.
2630 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2631 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2633 2005-09-15 DJ Delorie <dj@redhat.com>
2635 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2637 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2639 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2641 (swap_commutative_operands_with_target): New.
2643 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2645 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2648 (estimate_iters_using_array): New function.
2649 * tree-data-ref.h (estimate_iters_using_array): Prototype
2650 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2651 Use estimate_iters_using_array instead of analyze_array.
2653 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2655 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2658 2005-09-15 Michael Matz <matz@suse.de>
2660 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2662 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2664 PR tree-optimization/23835
2665 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2666 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2668 2005-09-14 Richard Henderson <rth@redhat.com>
2670 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2671 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2673 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2675 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2676 in the ARRAY_TYPE case.
2678 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2680 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2682 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2685 * tree-vect-transform.c (vectorizable_operation): Return false for
2686 scalar shift operations and for vector shift operations with
2687 non-invariant shift arguments. Use scalar tree operand op1 as
2688 a shift operand when vector shift insn pattern uses scalar shift
2690 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2692 2005-09-14 Olivier Hainque <hainque@adacore.com>
2694 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2695 value if it has side-effects.
2697 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2700 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2702 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2704 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2705 passed as NAME as if it were label at start of function code.
2707 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2709 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2712 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2714 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2715 as early clobber. Rewrite so the PIC register is not implicitly used.
2717 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2719 * tree.c (annotate_with_file_line): Compare line numbers before
2722 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2725 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2726 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2728 2005-09-13 Ian Lance Taylor <ian@airs.com>
2730 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2731 than a HOST_WIDEST_INT to gen_doloop_begin.
2733 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2735 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2737 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2739 PR tree-optimize/23817
2740 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2742 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2745 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2746 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2747 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2748 (restore_stack_nonlocal): Likewise.
2749 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2751 2005-09-12 Ian Lance Taylor <ian@airs.com>
2754 * c.opt (ffriend-injection): New C++ option.
2755 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2756 (C++ Dialect Options): Document -ffriend-injection.
2758 2005-09-12 Josh Conner <jconner@apple.com>
2761 * ipa-reference.c (static_execute): Don't mark variables in
2762 named sections TREE_READONLY.
2764 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2766 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2769 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2771 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2772 V_MUST_DEF instead of just the first_use_p.
2773 Don't mark the virtual variables for renaming on the statement which
2775 (pass_dse): Remove TODO_update_ssa.
2777 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2780 * stor-layout.c (compute_record_mode): For records with a single
2781 field, actually check the field's mode size against the type size.
2783 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2784 registers for TARGET_SHMEDIA.
2785 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2786 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2787 of GENERAL_REGS and FP_REGS.
2789 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2791 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2793 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2795 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2796 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2797 are omitted. Exclude stack_tie insn too.
2799 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2801 PR rtl-optimization/23098
2802 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2804 * config/rs6000/rs6000.md (movdf splitter): Use
2805 const_double_operand predicate for TARGET_POWERPC64.
2806 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2807 SYMBOL_REF method to ABI_V4.
2809 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2810 replace_equiv_address.
2811 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2812 rs6000_sr_alias_set and MEM_NOTRAP.
2813 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2815 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2817 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2818 handle CALL_EXPR again.
2820 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2822 * arm/predicates.md (alignable_memory_operand): Delete.
2824 2005-09-10 Richard Henderson <rth@redhat.com>
2827 * dbxout.c (dbxout_expand_expr): New.
2828 (dbxout_symbol): Use it.
2830 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2832 * arm.c (arm_gen_rotated_half_load): Delete.
2833 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2834 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2835 (thumb_set_return_address): Likewise.
2836 (thumb_load_double_from_address): Use adjust_address.
2837 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2838 (extendhsisi2_mem, movhi_bytes): Use change_address.
2839 (movhi): Use widen_memory_access.
2840 (reload_out_df): Use replace_equiv_address.
2841 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2843 2005-09-09 Richard Henderson <rth@redhat.com>
2846 * dbxout.c: Include expr.h.
2847 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2848 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2849 * Makefile.in (dbxout.o): Add EXPR_H.
2851 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2853 PR tree-optimization/23509
2854 * tree-cfg.c (replace_uses_by): Use replace_exp.
2855 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2856 pointers have name_mem_tag or type_mem_tag set.
2858 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2860 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2861 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2862 of wrongly accessing operands.
2864 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2866 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2867 * tree-chrec.c: Include tree-scalar-evolution.h.
2868 (chrec_convert): Instantiate the base and step before calling
2869 scev_probably_wraps_p that would fail on parametric evolutions.
2870 Collect all the fails into a single section failed_to_convert,
2871 print a diagnostic, and return chrec_dont_know instead of calling
2873 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2874 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2876 (scev_const_prop): Don't replace the definition of a loop closed ssa
2877 phi node by itself, or by another loop closed ssa phi node.
2878 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2879 that base and step are defined.
2881 2005-09-09 Richard Guenther <rguenther@suse.de>
2884 * fold-const.c (fold_ternary): Check truth_value_p before
2885 calling invert_truthvalue.
2887 2005-09-09 Nick Clifton <nickc@redhat.com>
2889 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2890 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2891 dimension of these arrays.
2892 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2894 * longlong.h: Only provide a prototype for the __clz_tab[] array
2895 if this header has not been included from libgcc2.h.
2896 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2898 Provide prototypes for exported functions.
2899 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2902 2005-09-08 Josh Conner <jconner@apple.com>
2906 * expr.c (expand_expr_addr_expr_1): Don't invoke
2907 expand_simple_binop for EXPAND_INITIALIZER.
2909 2005-09-08 Richard Henderson <rth@redhat.com>
2912 * toplev.c (wrapup_global_declaration_1): Split out ...
2913 (wrapup_global_declaration_2): ... from ...
2914 (wrapup_global_declarations): ... here. Return bool.
2915 (check_global_declaration_1): Split out ...
2916 (check_global_declarations): from here.
2917 (emit_debug_global_declarations): New.
2918 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2919 check_global_declaration_1, emit_debug_global_declarations): Declare.
2920 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2921 of decls. Call wrapup_global_declaration_1,
2922 wrapup_global_declaration_2, check_global_declaration_1 directly.
2923 (c_write_global_declarations_2): New.
2925 (c_write_global_declarations): Call c_write_global_declarations_2.
2926 * langhooks.c (write_global_declarations): Call
2927 emit_debug_global_declarations.
2929 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2930 remove decls that have DECL_RTL_SET_P.
2931 * passes.c (rest_of_decl_compilation): Invoke
2932 cgraph_varpool_finalize_decl for all but functions.
2934 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2936 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2937 the result of a conversion if the new min and max cannot be compared.
2939 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2941 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2942 (override_options): Setting s390_sr_alias_set removed.
2943 (save_fpr, save_gprs): Set alias set to vararg or frame.
2944 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2945 s390_sr_alias_set with get_frame_alias_set ().
2946 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2947 get_varargs_alias_set ().
2949 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2953 * c-parser.c (c_parser_objc_method_definition): If the next
2954 token is not "{", error out and don't start the function.
2956 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2958 * tree-vrp.c (extract_range_from_expr): Move the check for non
2959 nullness after the check for gimple invariant.
2961 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2965 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2968 * config/m32r.md (movmemsi_internal): Canonicalize order of
2969 operands in PLUS component of template.
2971 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2973 * reload1.c (fixup_eh_region_note): Remove assertion.
2974 (fixup_abnormal_edges): Reverted removal of call to
2975 find_many_sub_basic_blocks made on 2005-08-31.
2977 2005-09-07 Richard Henderson <rth@redhat.com>
2979 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2980 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2981 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2982 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2983 rearrange for better packing.
2984 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2985 (lookup_cfa_1): Remove inline marker.
2986 (cfa_equal_p): Split out of ...
2987 (def_cfa_1): ... here. Use INVALID_REGNUM.
2988 (build_cfa_loc): Handle !cfa->indirect.
2989 (frame_pointer_cfa_offset): New.
2990 (dbx_reg_number): Assert register elimination performed; do
2991 leaf register remapping.
2992 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2993 (eliminate_reg_to_offset): New.
2994 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2995 for verifiably local stack frame addresses; re-base to CFA.
2996 (mem_loc_descriptor): Remove can_use_fbreg argument.
2997 (concat_loc_descriptor, loc_descriptor): Likewise.
2998 (containing_function_has_frame_base): Remove.
2999 (rtl_for_decl_location): Don't do register elimination or
3000 leaf register remapping here.
3001 (secname_for_decl): Split out from ..
3002 (add_location_or_const_value_attribute): ... here.
3003 (convert_cfa_to_loc_list): New.
3004 (compute_frame_pointer_to_cfa_displacement): New.
3005 (gen_subprogram_die): Use them.
3006 * tree.h (frame_base_decl): Remove.
3007 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3008 (prologue_stack_adjust): Remove.
3009 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3010 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3011 (set_frame_base_location): Remove.
3012 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3013 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3014 (vt_add_function_parameters): Don't eliminate_regs.
3015 (vt_initialize): Don't create frame_base_decl.
3017 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3019 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3020 version of GNU binutils for 4.x and later.
3022 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3024 * ggc-page.c (ggc_push_context): Remove.
3025 (ggc_pop_context): Likewise.
3026 * ggc.h (ggc_push_context): Remove.
3027 (ggc_pop_context): Likewise.
3029 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3032 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3033 returning from an interrupt handler.
3035 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3038 * config/arc/arc.c (output_shift): Add check for loop count when
3041 2005-09-06 Steven Bosscher <stevenb@suse.de>
3043 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3045 (abs_replacement): Likewise.
3046 (pass_phiopt): Remove TODO_update_ssa.
3048 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3051 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3052 if "return with no value, in function returning non-void" warning
3054 * tree-cfg.c (execute_warn_function_return): Don't look at
3055 RETURN_EXPRs with TREE_NO_WARNING set.
3058 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3059 for internal functions doesn't use registers used by global registers
3060 variables. Use fewer register parameters if there are global register
3063 2005-09-06 Olivier Hainque <hainque@adacore.com>
3064 Eric Botcazou <ebotcazou@adacore.com>
3067 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3068 when we would be extracting outside its bit span (bitpos+bitsize
3069 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3070 Ada unchecked conversions.
3072 2005-09-06 Steven Bosscher <stevenb@suse.de>
3074 * tree-ssa-pre.c (try_look_through_load): New function.
3075 (compute_avail): Use it to try to look through loads for some
3076 more useful expressions.
3078 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3080 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3081 condition for detecting cases like (a&a) and (a^a).
3083 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3085 * common.opt: Add option ftree-vect-loop-version.
3086 * params.def: Add --param vect-max-version-checks.
3087 * doc/invoke.texi: Document ftree-vect-loop-version and
3088 --param vect-max-version-checks.
3089 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3090 may_misalign_stmts and defines for accessors.
3091 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3092 LOOP_VINFO_MAY_MISALIGN_STMTS.
3093 (destroy_loop_vec_info): VEC_free for
3094 LOOP_VINFO_MAY_MISALIGN_STMTS.
3095 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3096 Update documentation.
3097 (vect_update_misalignment_for_peel): New.
3098 (vect_enhance_data_refs_alignment): Update to choose loop
3099 peeling or loop versioning if appropriate for the (potentially)
3100 unaligned data references in the loop.
3101 (vect_analyze_data_refs_alignment): Remove call to
3102 vect_enhance_data_refs_alignment so the checks can be done
3104 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3105 and move up call to vect_analyze_data_refs_alignment.
3106 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3107 (vect_transform_loop): Add call to loop_version.
3109 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3111 PR rtl-optimization/23098
3112 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3113 * simplify-rtx.c (constant_pool_reference_p): New function.
3114 * rtl.h (constant_pool_reference_p): New prototype.
3115 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3116 constant_pool_reference_p in condition and
3117 avoid_constant_pool_reference in preparation statements.
3119 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3121 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3122 STRICT_LOW_PART SETs.
3124 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3127 * except.c (sjlj_emit_function_enter): Find the function begin
3128 note even when it's not in first basic block.
3130 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3132 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3133 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3134 * aclocal.m4: Regenerate.
3136 2005-09-05 DJ Delorie <dj@redhat.com>
3138 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3141 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3143 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3144 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3145 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3146 Follow spelling conventions.
3147 * doc/invoke.texi: Follow spelling conventions.
3149 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3151 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3152 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3153 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3155 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3158 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3159 (output_stack_adjust): Use gen_tmp_stack_mem.
3160 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3161 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3162 (sh_get_pr_initial_val): Likewise.
3163 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3164 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3165 * sh.md (divsi_inv_m0): Use gen_const_mem.
3166 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3167 (movdf_i4+1): Use gen_tmp_stack_mem.
3168 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3169 (fpu_switch+2): Likewise.
3170 (movv4sf_i, movv16sf_i): Use adjust_address.
3171 (symGOT_load): Set MEM_NOTRAP_P bit.
3173 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3176 * pa.c (emit_move_sequence): Fix typo in last change.
3178 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3180 PR rtl-optimization/23454
3181 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3184 2005-09-03 Richard Henderson <rth@redhat.com>
3185 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3188 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3191 2005-09-02 Nicolas Pitre <nico@cam.org>
3193 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3194 to bit_count to 32 bits.
3196 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3199 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3200 generating synthetic loads from volatile lvalues.
3202 005-09-02 Nick Clifton <nickc@redhat.com>
3204 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3205 __ctzhi2, __clzhi2): New functions.
3207 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3210 * tree-nested.c (struct var_map_elt): Mark with GTY.
3211 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3213 (lookup_field_for_decl): Allocate new element in GC memory.
3214 (lookup_tramp_for_decl): Likewise.
3215 (convert_nl_goto_reference): Likewise
3216 (create_nesting_tree): Allocate info in GC memory. Likewise for
3218 (free_nesting_tree): Free with ggc_free instead of free.
3219 (root): New static variable.
3220 (lower_nested_functions): Remove root as local variable. And zero out
3221 root at the end of the function.
3223 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3225 PR rtl-optimization/20365
3226 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3227 to short. New member ix.
3228 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3229 (simplify_plus_minus): Initialize ix members before calling qsort.
3231 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3233 PR tree-optimization/23626
3234 * tree-cfg.c (replace_uses_by): Clean up eh info.
3236 2005-09-01 DJ Delorie <dj@redhat.com>
3238 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3241 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3243 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3244 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3247 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3249 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3250 do not issue warning for a variable definition following
3253 2005-09-01 Richard Henderson <rth@redhat.com>
3256 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3257 conversion to CONST_VECTOR.
3259 2005-09-01 Richard Henderson <rth@redhat.com>
3262 * reload1.c (reload_as_needed): Check !CALL_P before calling
3263 fixup_eh_region_note.
3264 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3266 2005-09-01 DJ Delorie <dj@redhat.com>
3268 * varasm.c (output_constant): Let the target resolve
3269 conversions of addresses to non-default pointer sizes.
3271 2005-09-01 Nicolas Pitre <nico@cam.org>
3273 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3274 to alow matching ARM pre-indexed addressing mode.
3275 (arm_override_options): Remove now irrelevant comment.
3277 2005-09-01 Phil Edwards <phil@codesourcery.com>
3279 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3280 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3281 * config/i386/vxworks.h: Likewise.
3282 * config/i386/t-vxworksae: New file, for VxWorks AE.
3283 * config/i386/vxworksae.h: Likewise.
3285 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3287 PR tree-optimization/23410
3288 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3289 sequence is not wrapping during the first step.
3291 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3294 * dwarf2out.c (base_type_die): Compare char_type_node with
3295 TYPE_MAIN_VARIANT (type), not type.
3297 2005-09-01 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/15366
3300 * common.opt: Add -finline-functions-called-once.
3301 Put -fearly-inlining in alphabetically ordered place.
3302 * doc/invoke.texi: Document new option.
3303 * ipa-inline.c (cgraph_decide_inlining): Honour
3304 flag_inline_functions_called_once.
3306 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3308 PR rtl-optimization/23478
3309 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3310 (alloc_qty): Initialize it.
3311 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3312 (combine_regs): Combine also n_throwing_calls_crossed fields.
3313 (find_free_reg): Don't attempt to caller-save pseudos crossing
3314 calls that might throw.
3315 * global.c (struct allocno): Add throwing_calls_crossed field.
3316 (global_alloc): Revert 2005-08-22 change. Initialize
3317 throwing_calls_crossed.
3318 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3321 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3324 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3325 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3326 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3327 (and64_2_operand): Tweak to use predicate.
3328 (and_operand): Adjust for mask_operand changes.
3329 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3330 (print_operand): Likewise.
3331 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3332 (mask64_1or2_operand): Delete.
3333 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3334 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3335 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3336 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3337 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3338 (rotldi3_internal4): Likewise.
3339 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3340 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3341 (ashldi3_internal7): Likewise.
3342 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3343 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3344 (anddi3 split): Don't match mask64_operand.
3345 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3346 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3347 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3348 't' splitter predicate.
3349 (movdi_internal64 + 2): Revert 2005-06-11 change.
3351 2005-08-31 DJ Delorie <dj@redhat.com>
3353 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3354 (m32c_asm_integer): Add support for 32 bit pointers.
3356 2005-08-31 Richard Henderson <rth@redhat.com>
3358 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3359 component-like references for setting MEM_NOTRAP_P.
3361 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3362 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3364 2005-08-31 Richard Henderson <rth@redhat.com>
3366 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3367 into a pseudo before applying gen_lowpart.
3369 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3371 * doc/install.texi (Specific): Update cctools version required
3372 for full functionality.
3373 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3374 linkers as -macosx_version_min.
3376 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3379 * sh.c (print_operand, %R and %S): Add handling of floating point
3380 registers, memory, constants and invalid operands.
3382 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3384 * ipa-pure-const.c: Change dump name.
3386 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3389 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3390 to "reg_or_0_operand".
3391 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3393 2005-08-31 Dale Johannesen <dalej@apple.com>
3395 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3396 loops that count down.
3398 2005-08-31 Richard Henderson <rth@redhat.com>
3401 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3402 (fixup_eh_region_note): New.
3403 (reload_as_needed): Call it.
3404 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3405 don't call find_many_sub_basic_blocks; call verify_flow_info.
3406 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3407 (keep_stack_depressed): Likewise.
3408 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3410 2005-08-31 Richard Henderson <rth@redhat.com>
3412 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3415 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3417 * expr.c (expand_expr_real_1): Compare size of address
3418 mode to target's address mode size in deciding expansion of
3419 the constant address.
3421 2005-08-31 Richard Guenther <rguenther@suse.de>
3424 * expr.c (all_zeros_p): New function.
3425 (expand_expr_real_1): Handle the case of an all-zero
3426 non-addressable constructor separately.
3428 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3430 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3431 arguments, adjust all callers.
3432 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3434 2005-08-30 Richard Henderson <rth@redhat.com>
3437 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3438 whenever the mode sizes match.
3440 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3442 * calls.c (load_register_parameters): Fix comment typo.
3443 * expr.c (emit_push_insn): Comment formatting.
3445 2005-08-30 Ian Lance Taylor <ian@airs.com>
3447 * config/i386/x-cygwin (host-cygwin): Change dependency from
3448 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3450 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3452 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3455 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3458 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3459 call to ggc_collect.
3461 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3464 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3465 beginning. Remove $(INCLUDES) from all the rules, if following
3466 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3468 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3471 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3472 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3473 not constant, but maxlen is, don't set len to maxlen, rather
3474 set maxlen to len if len is a constant.
3476 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3478 PR tree-optimization/23475
3479 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3482 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3484 Fix PR middle-end/22455
3486 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3487 Checksum only the parts of the tree that exist for the tree code.
3489 2005-08-28 Dale Johannesen <dalej@apple.com>
3491 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3493 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3495 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3497 2005-08-28 Richard Henderson <rth@redhat.com>
3499 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3500 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3503 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3506 * builtins.c (get_memory_rtx): Don't strip nops
3507 in between COMPONENT_REFs.
3509 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3512 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3514 (gimplify_modify_expr): Check for zero sized types and gimplify the
3515 rhs and lhs as statements.
3517 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3520 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3521 state for return address column of signal frames.
3523 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3526 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3527 bytes >= 2 not bytes == 2.
3528 (expand_block_move): Same.
3530 2005-08-27 Richard Guenther <rguenther@suse.de>
3533 * config/i386/sse.md (sse2_movsd): Add missing closing
3536 2005-08-27 Paul Brook <paul@codesourcery.com>
3538 * genrecog.c (enum decision_type): Add DT_num_insns.
3539 (struct decision_test): Add u.num_insns.
3540 (add_to_sequence): Add DT_num_insns test.
3541 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3542 (write_cond, debug_decision_2): Ditto.
3543 (change_state): Assume peep2_next_insn never fails.
3544 Remove "afterward" argument.
3545 (write afterward, write_tree): Update to match.
3546 * recog.c (peep2_current_count): New variable.
3547 (peep2_next_insn): Check it.
3548 (peephole2_optimize): Set peep2_current_count.
3549 * recog.h (peep2_current_count): Declare.
3551 2005-08-26 Josh Conner <jconner@apple.com>
3554 * ipa-pure-const.c (check_tree): Check for volatile-ness
3555 when considering a dereference.
3557 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3559 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3561 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3563 PR rtl-optimization/23561
3564 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3565 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3566 at most LEN bytes long memory fits into the field.
3567 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3568 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3569 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3571 2005-08-26 Richard Henderson <rth@redhat.com>
3574 * loop.c (biased_biv_may_wrap_p): New.
3575 (maybe_eliminate_biv_1): Use it to suppress non-equality
3576 comparison transformations. Delete disabled code.
3578 2005-08-26 Ian Lance Taylor <ian@airs.com>
3580 * combine.c (make_extraction): Avoid reference outside object.
3582 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3584 * stor-layout.c (finalize_type_size): Restore behaviour for
3585 non-aggregate types to the status quo ante of the patch for
3586 pr 23467. Document why it matters.
3588 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3591 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3592 array by one element, initialize the BT_LAST element with NULL.
3594 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3596 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3597 optimizing for size.
3599 (compare_plus_eqsi): Same.
3600 (plus_eqsi_compare): Same.
3601 (neg_eq0<mode>): Same.
3602 (neg_eq<mode>): Same.
3604 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3607 2005-08-26 Nick Clifton <nickc@redhat.com>
3609 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3610 TARGET_EP is not defined.
3611 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3612 TARGET_EP is enabled.
3613 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3614 * config/v850/v850.md (save_all_interrupt): Only use the EP
3615 register if TARGET_EP is defined.
3616 (restore_all_interrupt): Likewise.
3617 * config/v850/lib1funcs.asm: Update functions so that the EP
3618 register is only used if __EP__ is defined.
3620 2005-08-26 David Ung <davidu@mips.com>
3622 * config/mips/mips.c (mips_expand_prologue): Handle case when
3623 generating for MIPS16 and the outgoing argument area is more than
3624 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3627 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3629 * config/crx/crx.md: Make doloop_end pattern usage controllable
3630 via mloop-nesting=<max-nesting> command line switch. Make sure
3631 the combiner cannot use doloop_end_<mode> in an illegal way.
3632 * config/crx/crx.c: Use regs up to r6 for argument passing.
3633 Refine crx_address_cost (non cst4 displacements are expensive).
3634 * config/crx/crx.opt: Add switch for mloop-nesting=.
3636 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3638 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3639 (UNSPEC_MVST): New constant.
3641 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3643 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3644 Reject operands containing eliminable registers.
3645 * testsuite/gcc.dg/20050825-1.c: New testcase.
3647 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3648 Jan Hubicka <jh@suse.cz>
3650 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3652 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3654 PR tree-optimization/23546
3655 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3658 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3660 * params.def (PARAM_MIN_SPEC_PROB): New.
3661 * sched-rgn.c (MIN_PROBABILITY): Delete.
3662 (compute_trg_info): Convert to PARAM_VALUE.
3663 * doc/invoke.texi (param): Document min-spec-prob.
3665 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3667 * config/darwin.h: define __PIC__
3668 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3669 TARGET_OS_CPP_BUILTINS macro.
3671 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3673 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3676 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3678 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3680 * cfghooks.c (duplicate_block): Added position where to place
3681 new block as argument.
3682 * cfghooks.h (duplicate_block): Declaration changed.
3683 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3685 * cfglayout.h (copy_bbs): Declaration changed.
3686 * cfgloop.h (loop_version): Declaration changed.
3687 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3688 position to copy_bbs.
3689 (loop_version): Pass position to duplicate_loop_to_header_edge.
3690 Add place_after argument and position new blocks according to
3692 * modulo-sched.c (sms_schedule): Pass place_after argument
3694 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3695 * tree-cfg.c (split_edge_bb_loc): New function.
3696 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3697 to determine position of new blocks.
3698 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3700 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3701 argument to duplicate_block.
3702 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3703 Pass position to copy_bbs.
3705 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3707 * fold-const.c (ptr_difference_const): Use
3708 cst_and_fits_in_hwi instead of host_integerp.
3710 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3712 * config/darwin.c (gen_pic_offset): New.
3713 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3716 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3718 PR tree-optimization/23486
3719 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3721 2005-08-23 Phil Edwards <phil@codesourcery.com>
3723 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3724 remove use_collect2.
3725 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3727 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3728 configuration files to override the default value.
3730 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3731 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3732 * config/vx-common.h: New file, split out from...
3733 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3734 * config/vxworksae.h: New file, for VxWorks AE.
3735 * config/vxworks.opt: New file.
3736 * config/vxlib.c: Update for VxWorks 6.
3738 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3739 other MULTILIB_* variables appropriately.
3740 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3741 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3742 * config/rs6000/vxworks.h: Update for VxWorks 6.
3743 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3745 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3748 * config/darwin.c (machopic_select_section): Remove the hack to
3749 mark "::operator new" and "::operator delete" for coalescing
3750 even though they are not weak.
3752 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3754 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3755 * configure: Regenerate.
3757 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3760 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3762 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3763 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3766 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3768 * config/rs6000/predicates.md (equality_operator): New.
3769 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3770 comparison with a large constant.
3772 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3774 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3776 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3778 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3779 registers is even, and we have a hardware double precision fp,
3781 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3782 size of current argument when checking if argument was passed in
3785 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3788 * stor-layout.c (finalize_type_size): Dont override
3789 existing alignment with a smaller alignment from the mode.
3791 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3793 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3794 * lambda.h (lambda_vector_lexico_pos): ... here.
3795 * tree-data-ref.c (build_classic_dist_vector): Return false when
3796 the distance vector is lexicographically negative.
3798 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3800 PR tree-optimization/23511
3801 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3802 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3804 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3806 PR tree-optimization/22043
3807 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3808 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3809 If ALLOW_FLEXARR, handle types ending with flexible array member.
3810 Pass false as second argument to recursive count_type_elements calls.
3811 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3812 argument to count_type_elements call.
3813 * tree-sra.c (decide_block_copy): Likewise.
3814 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3815 for a constant-sized object, set cleared as well. Pass true as
3816 second argument to count_type_elements call.
3818 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3821 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3822 from legitimate_small_data_p, and make global. Update use.
3823 Remove forward declaration.
3824 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3826 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3828 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3830 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3831 of scratch intermediates.
3832 (eq<mode>_compare): Same.
3833 (neg_eq0<mode>): New.
3834 (neg_eq<mode>): Convert to define_insn_and_split.
3836 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3839 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3840 stdarg functions, set/clear the fp marker even when no variable
3842 * config/rs6000/sysv4.opt (mprototype): Describe.
3844 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3846 PR rtl-optimization/23478
3847 * regs.h (reg_info): Add throw_calls_crossed.
3848 (REG_N_THROWING_CALLS_CROSSED): Define.
3849 * flow.c (allocate_reg_life_data): Initialize
3850 REG_N_THROWING_CALLS_CROSSED.
3851 (propagate_one_insn, attempt_auto_inc): Update
3852 REG_N_THROWING_CALLS_CROSSED.
3853 * global.c (global_alloc): Don't allocate pseudos across
3854 calls that may throw.
3856 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3859 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3860 value is inbetween the range if we did not find an exact match.
3862 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3864 * doc/invoke.texi (Option Summary): Add ms1 options.
3865 * doc/extend.texi: Document interrupt handler attribute for ms1.
3866 * doc/md.texi: Document ms1 constraints.
3867 * config.gcc: Add ms1-*-elf.
3868 * config/ms1/ms1.h: New.
3869 * config/ms1/ms1.c: New.
3870 * config/ms1/ms1.md: New.
3871 * config/ms1/ms1-protos.h: New.
3872 * config/ms1/ABI.txt: New.
3873 * config/ms1/crti.asm: New.
3874 * config/ms1/crtn.asm: New.
3875 * config/ms1/lib2extra-funcs.c: New.
3876 * config/ms1/t-ms1: New.
3877 * config/ms1/ms1.opt: New.
3879 2005-08-22 Ira Rosen <irar@il.ibm.com>
3881 * config/rs6000/altivec.md (xorv4sf3): New.
3882 (negv4sf2, neg<mode>2): Likewise.
3884 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3887 * config/ia64/ia64.md (divsi3): Check divide by zero.
3888 (udivsi3): Likewise.
3890 (udivdi3): Likewise.
3892 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3894 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3895 up to elem_bitsize bits, not max_bitsize.
3897 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3899 PR tree-optimization/23433
3900 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3901 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3903 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3905 PR tree-optimization/23434
3906 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3907 the iteration bound is not an INTEGER_CST.
3909 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3911 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3912 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3913 NULL if need_epilog_adjust is false.
3914 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3915 Case 3 always peels first itration, not just for PLUS case, and no need
3916 to use scalar_initial_def here. Create an epilog adjustment only if
3917 scalar_initial_def is not NULL.
3919 (vectorizable_reduction): Remove assert.
3921 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3924 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3925 (__moddi3): Likewise.
3926 (__udivdi3): Likewise.
3927 (__umoddi3): Likewise.
3928 (__divsi3): Likewise.
3929 (__modsi3): Likewise.
3930 (__udivsi3): Likewise.
3931 (__umodsi3): Likewise.
3933 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3935 * tree-pass.h (TDF_GRAPH): Define.
3936 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3937 * passes.c (finish_optimization_passes): Only call
3938 finish_graph_dump_file if TDF_GRAPH is set.
3939 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3940 NULL. Set TDF_GRAPH bit.
3941 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3943 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3945 * arm.h (arm_stack_offsets): Add locals_base field.
3946 * arm.c (arm_get_frame_offsets): Compute it.
3947 (thumb_compute_initial_elimination offset): Make the Thumb frame
3948 pointer point to the base of the local variables.
3949 (thumb_expand_prologue): Update accordingly.
3950 (thumb_expand_epilogue): Likewise.
3952 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3953 mode of clobbered scratch to DImode. Handle a case that's known to
3956 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3958 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3959 (gt0<mode>_compare): Delete.
3960 (neg_gt0<mode>): Delete.
3962 2005-08-19 Eric Christopher <echristo@apple.com>
3964 * optabs.h: Change CTI_ to COI_.
3967 2005-08-19 James E Wilson <wilson@specifix.com>
3969 * builtins.c (expand_builtin_return_addr): Set
3970 current_function_accesses_prior_frames when count != 0. Use
3971 frame_pointer_rtx when count == 0.
3972 * function.h (struct function): Add accesses_prior_frames field.
3973 (current_function_accesses_prior_frames): Define.
3974 * reload1.c (init_elim_table): Check
3975 current_function_accesses_prior_frames.
3976 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3978 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3980 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3981 indicator. Return true if the flowgraph changed during
3984 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3987 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3988 conditional expression before testing its value.
3990 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3992 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3994 2005-08-19 Devang Patel <dpatel@apple.com>
3996 PR tree-optimization/23048
3997 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3998 third parameter. Check whether latch is dominated by exit
4000 (if_convertible_loop_p): Supply exit block itself to
4001 if_convertible_bb_p.
4003 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4006 * arm.md (arm_load_pic_register): Change argument to the mask of
4007 saved registers. Call thumb_find_work_register if we need a
4008 scratch register on Thumb.
4009 (arm_expand_prologue): Pass empty register set to
4010 arm_load_pic_register.
4011 (thumb_expand_prologue): Pass live_regs_mask directly to
4012 arm_load_pic_register.
4013 * arm-protos.h (arm_load_pic_register): Update prototype.
4015 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4017 * sh.c (find_sole_member): New function.
4018 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4019 if the record's alignment is larger than the size of its only member.
4021 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4024 * arm.c (thumb_legitimize_reload_address): New function.
4025 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4026 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4028 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4030 * config/crx/crx.c: Implement crx_decompose_address. Reject
4031 symbolic displacements since CRX register relative adressing
4032 mode can't handle unsigned 32-bit values as displacements.
4033 * config/crx/crx.h: Simplify definitions, remove redundant
4034 parenthesis and obsolete macros.
4035 * config/crx/crx.opt: Add new switch for debugging addresses.
4036 * config/crx/crx-protos.h: Add new declarations for above.
4038 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4041 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4044 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * collect2.c (dup2): Delete.
4047 * configure.ac: Don't check for dup2.
4049 * config.in, configure: Regenerate.
4051 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4053 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4054 record with the type of its only member.
4056 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4058 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4059 define_insn_and_split.
4060 (plus_ltu<mode>_compare): Same.
4061 (gtu<mode>_compare): Same.
4062 (plus_gtu<mode>_compare): Same.
4064 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4066 PR tree-optimization/22228
4067 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4069 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4070 are recorded in vect_vnames_to_rename for renaming.
4071 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4072 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4073 in vect_vnames_to_rename.
4074 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4075 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4077 2005-08-18 Jan Hubicka <jh@suse.cz>
4080 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4081 info only for local statics, not for member variables.
4083 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4085 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4087 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4089 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4091 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4094 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4096 2005-08-17 James E Wilson <wilson@specifix.com>
4098 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4101 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4104 (leu<mode>_compare): Same.
4105 (plus_leu<mode>): Same.
4106 (neg_leu<mode>): Same.
4107 (and_neg_leu<mode): Same.
4108 (ltu<mode>_compare): Same.
4109 (plus_ltu<mode>): Same.
4111 (geu<mode>_compare): Same.
4112 (plus_geu<mode>): Same.
4113 (neg_geu<mode>): Same.
4114 (and_neg_geu<mode>): Same.
4115 (plus_gt<mode>): Same.
4116 (gtu<mode>_compare): Same.
4117 (plus_gtu<mode>): Same.
4119 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4121 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4122 Move call_table_data to end. Delete spurious .text.
4123 (callt_save_all_interrupt): Fix comment typo.
4125 2005-08-17 James E Wilson <wilson@specifix.com>
4126 Kevin Winchester <winchester@amirix.com>
4129 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4131 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4134 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4135 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4137 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4139 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4140 record with the type of its only member if the modes don't match.
4142 * varasm.c (decode_reg_name): Skip empty additional register names.
4144 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4146 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4147 lsm_tmp_name_length): New.
4148 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4149 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4151 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4152 Andreas Krebbel <krebbel1@de.ibm.com>
4154 * config.gcc: Added z9-109 switch.
4155 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4156 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4157 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4158 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4159 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4160 for "z9_109" cpu attribute.
4161 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4162 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4163 (s390_handle_arch_option): Added z9-109 switch.
4164 (override_options): Set respective cost function for z9-109.
4165 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4166 (legitimate_reload_constant_p): Accept extended immediates.
4167 (print_operand): Three new output modifiers added: k, m and o.
4168 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4169 (s390_output_mi_thunk): Use extended immediate when possible.
4170 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4171 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4172 (CONSTRAINT_LEN): Added length of O constraint.
4173 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4174 * config/s390/s390.md ("cpu"): New value z9_109 added.
4175 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4176 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4177 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4178 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4179 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4180 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4181 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4182 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4183 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4184 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4185 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4186 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4187 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4188 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4189 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4191 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4192 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4193 insns for TARGET_EXTIMM.
4195 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4197 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4199 2005-08-17 Nick Clifton <nickc@redhat.com>
4201 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4202 Call default_encode_section_info.
4204 2005-08-17 Steven Bosscher <stevenb@suse.de>
4206 PR tree-optimization/21574
4207 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4208 constant, return CONSTANT.
4209 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4210 (ccp_fold, visit_assignment): Likewise.
4211 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4213 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4215 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4216 fold_buildN instead of buildN then fold_initializer or fold.
4217 (build_unary_op): Likewise.
4218 (build_binary_op): Likewise.
4219 * fold-const.c (fold_initializer): Remove.
4220 (fold_build1_initializer): New function.
4221 (fold_build2_initializer): New function.
4222 (fold_build3_initializer): New function.
4223 * tree.h (fold_initializer): Remove.
4224 (fold_build1_initializer): New function.
4225 (fold_build2_initializer): New function.
4226 (fold_build3_initializer): New function.
4228 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4230 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4231 (try_move_mult_to_index): Call fold_build2 instead of build2.
4232 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4233 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4234 fold_binary_to_constant.
4235 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4237 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4238 check if A == gcd (A, B). Remove TYPE argument.
4239 (analyze_offset) Use fold_build2 instead of fold (build.
4240 (create_data_ref): Likewise.
4241 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4242 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4245 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4247 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4248 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4250 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4253 * gimplify.c (zero_sized_type): New function.
4254 (gimplify_modify_expr_rhs): If we have a zero sized type,
4255 replace the statement with an empty statement.
4257 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4259 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4262 2005-08-16 Ian Lance Taylor <ian@airs.com>
4264 * doc/tm.texi (Label Output): Correct typo.
4266 2005-08-16 Steven Bosscher <stevenb@suse.de>
4269 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4270 force_operand will work later on using have_insn_for.
4272 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4274 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4276 2005-08-16 Ian Lance Taylor <ian@airs.com>
4279 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4280 vector type, don't try to construct it element by element. Add an
4281 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4283 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4285 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4287 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4289 * doc/invoke.texi (Precompiled Headers): Document some more options
4290 which are known to be safe.
4292 2005-08-16 James E Wilson <wilson@specifix.com>
4294 PR tree-optimization/21105
4295 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4296 TREE_OVERFLOW check.
4298 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4300 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4301 (neg_ltu<mode>): Same.
4303 (neg_gtu<mode>): Same.
4305 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4307 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4308 (fold_builtin_isdigit): Use fold_buildN.
4309 (build_function_call_expr): Likewise.
4310 * c-typeck.c (c_finish_loop): Likewise.
4312 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4313 Richard Shann <rshann@superh.com>
4315 PR middle-end/20396:
4316 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4318 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4320 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4322 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4325 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4326 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4329 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4332 * fold-const.c (build_range_check): Disable optimization for function
4333 pointer expressions on targets that require function pointer
4336 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4338 * simplify-rtx.c (simplify_const_relational_operation): When
4339 extracting arguments of a COMPARE, recompute the mode as well.
4341 2005-08-15 Ian Lance Taylor <ian@airs.com>
4343 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4345 2005-08-15 DJ Delorie <dj@redhat.com>
4347 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4349 (movsi_splittable): Allow, but split, moves to the stack.
4350 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4353 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4356 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4357 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4359 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4360 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4361 Delete HOST_PTR_PRINTF.
4363 * configure, config.in: Regenerate.
4365 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4367 * config/rs6000/rs6000.md (QHSI): New mode macro.
4368 (wd): Extend mode attr for QImode and HImode
4369 (dbits): New mode attr.
4370 (zero_extend<mode>di2): Convert to mode macro.
4372 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4375 * doc/invoke.texi (-mgnu-ld): Update description.
4378 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4381 * Makefile.in (tree-chrec.o): Depends on real.h.
4382 * tree-chrec.c: Include real.h.
4383 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4384 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4385 * tree-scalar-evolution.c (add_to_evolution_1,
4386 interpret_rhs_modify_expr): Ditto.
4388 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4391 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4392 step is negative compute the estimation from init downwards to zero.
4394 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4396 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4398 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4400 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4402 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4403 Accept double-word constants that can be split.
4404 * config/s390/s390.md ("movti"): Use 'P' constraint.
4405 ("*movdi_31", "*movdf_31"): Likewise.
4407 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4409 Fix PR tree-optimization/22615
4411 * tree-ssa-structalias.c (solution_set_add): Handle
4412 first_vi_for_offset returning NULL.
4413 (do_da_constraint): Ditto.
4414 (do_sd_constraint): Ditto.
4415 (do_ds_constraint): Ditto
4416 (find_func_aliases): Ditto.
4417 (build_constraint_graph): RHS is allowed be ANYTHING.
4418 (first_vi_for_offset): Return NULL if we couldn't find anything at
4421 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4423 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4424 over memory as first operand.
4426 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4429 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4430 available for setting it.
4432 2005-08-14 Ira Rosen <irar@il.ibm.com>
4434 PR tree-optimization/23320
4435 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4436 data-refs' types instead of base object nullness. Add check for
4437 pointer type data-refs before first location comparison. Remove
4440 2005-08-14 Andreas Schwab <schwab@suse.de>
4442 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4444 2005-08-13 James E Wilson <wilson@specifix.com>
4446 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4447 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4448 -fstack-protector-all, --param ssp-buffer-size): Document.
4449 (-Wvariadic-macros): Alphabetize.
4450 (-fsched-stalled-insns-dep): Add missing 'f'.
4452 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4455 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4457 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4458 or indirect address operand.
4459 (EXTRA_ADDRESS_CONSTRAINT): New.
4460 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4462 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4464 PR tree-optimization/22236
4465 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4466 successors and predecessors.
4467 * tree-chrec.c (chrec_convert): Before converting, check that
4468 sequences don't wrap.
4469 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4470 (analyze_array): Extern.
4471 (find_data_references_in_loop): Remove call to
4472 compute_estimated_nb_iterations.
4473 * tree-data-ref.h (analyze_array): Declared.
4474 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4475 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4476 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4477 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4479 * tree-ssa-loop-ivcanon.c: Fix documentation.
4480 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4481 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4482 (infer_loop_bounds_from_undefined): New.
4483 (estimate_numbers_of_iterations_loop): Use
4484 infer_loop_bounds_from_undefined.
4485 (used_in_pointer_arithmetic_p): New.
4486 (scev_probably_wraps_p): Pass an extra parameter. Call
4487 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4488 (convert_step): Fix documentation.
4489 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4490 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4491 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4492 scev_probably_wraps_p.
4494 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4496 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4497 (s390_register_info): Ignore clobbered_regs information for fixed
4498 registers, and only fixed registers.
4499 (s390_init_frame_layout): Remove redundant call.
4501 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4503 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4504 description of -Wold-style-casts.
4506 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4507 Jakub Jelinek <jakub@redhat.com>
4509 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4510 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4511 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4512 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4513 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4514 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4515 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4516 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4517 ("stack_protect_set", "stack_protect_test"): New expanders.
4518 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4519 "stack_protect_testdi"): New insn definitions.
4521 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4523 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4525 2005-08-12 Paul Brook <paul@codesourcery.com>
4527 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4529 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4531 * config/s390/predicates.md (setmem_operand): New predicate.
4532 (shift_count_operand): Accept ANDs with special constants as
4534 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4535 with special constants.
4536 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4537 shift_count_operand with setmem_operand.
4539 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4541 * config/s390/s390.c (s390_extract_part, s390_single_part):
4543 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4544 (s390_output_mi_thunk): Don't use lg on 31 bit.
4545 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4546 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4548 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4550 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4551 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4552 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4553 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4554 with one of the new macros.
4556 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4558 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4559 Don't set save_return_addr_p.
4560 (s390_register_info): Make clobbered_regs not depending on
4563 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4565 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4566 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4568 2005-08-11 James E. Wilson <wilson@specifix.com>
4570 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4572 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4574 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4575 locations gathered by var-tracking in single entry loc_list
4576 over loc_descriptor_from_tree.
4578 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4579 pass it down to loc_descriptor.
4580 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4581 (containing_function_has_frame_base): Move earlier in the file.
4582 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4583 instead of always assuming fbreg can't be used.
4585 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4587 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4588 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4589 Accept address wrapped in AND for Altivec.
4590 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4591 Strip AND wrapping offset address for Altivec.
4593 2005-08-11 Richard Henderson <rth@redhat.com>
4596 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4597 before using TYPE_IS_SIZETYPE.
4599 2005-08-11 Richard Henderson <rth@redhat.com>
4602 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4603 insn types not present on ev4.
4604 (alphaev5_insn_pipe): Similarly.
4606 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4609 * arm.c (arm_override_options): If the user has selected callee-super-
4610 interworking, then enable normal interworking.
4612 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4614 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4617 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4619 * doc/rtl.texi: Fix two typos.
4621 2005-08-11 Richard Guenther <rguenther@suse.de>
4624 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4625 cases where we call to/from functions returning void.
4627 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4630 * tree.c (build_pointer_type_for_mode): Robustify.
4632 2005-08-10 James E Wilson <wilson@specifix.com>
4634 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4635 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4637 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4640 2005-08-10 Eric Christopher <echristo@apple.com>
4642 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4643 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4646 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4649 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4650 for the high part when generating dynamic-no-pic code.
4652 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4654 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4655 (x86_64-*-linux*): Likewise.
4657 * config/i386/crtfastmath.c: New file.
4658 * config/i386/t-crtfm: Likewise.
4660 * config/i386/linux.h (ENDFILE_SPEC): New.
4661 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4663 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4666 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4668 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4669 (vec_shl, vec_shr): Document new operations.
4670 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4672 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4674 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4675 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4676 change predicate to indexed_or_indirect_address.
4678 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4680 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4681 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4682 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4683 and __aeabi_uwrite8.
4684 * config/arm/unaligned-funcs.c: New file.
4685 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4687 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4689 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4691 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4692 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4694 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4695 * final.c (pass_shorten_branches): Add dump.
4696 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4697 (pass_life): Rename dump.
4698 (rest_of_handle_flow2): Remove initial verify_flow_info.
4699 * function.c (pass_instantiate_virtual_regs): Add dump.
4700 * integrate.c (pass_initial_value_sets): Add dump.
4701 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4702 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4703 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4704 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4705 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4706 gate_rtl_unrool_and_peel_loops): New.
4707 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4708 rtl_doloop): Do not look at flags.
4709 * mode-switching.c (pass_mode_switching): Add dump.
4710 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4711 pass_split_before_regstack): Add dump.
4712 * regmove.c (pass_stack_adjustments): Add dump.
4713 * tree-optimize.c (pass_fixup_cfg): Add dump.
4715 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4718 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4719 deciding which instruction sequence to use.
4721 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4723 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4724 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4726 2005-08-09 Richard Guenther <rguenther@suse.de>
4728 * c-common.c (builtin_function_2): Remove.
4729 (def_builtin_1): New function.
4730 (c_common_nodes_and_builtins): Use def_builtin_1 to
4731 build builtin functions.
4733 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4735 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4736 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4737 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4740 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4742 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4743 fold_binary instead of fold_build2 since we don't care about the
4745 (loop_niter_by_eval): Likewise.
4746 (compare_trees): Likewise.
4747 (proved_non_wrapping_p): Likewise.
4749 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4753 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4754 if the if is really empty.
4756 2005-08-09 Steven Bosscher <stevenb@suse.de>
4758 PR tree-optimization/23234
4759 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4760 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4761 argument of the new enum.
4762 (execute_cse_reciprocals): Add reciprocals for function arguments
4763 on the unique successor edge of the entry block. Update other calls
4764 to execute_cse_reciprocals_1.
4766 2005-08-08 Richard Henderson <rth@redhat.com>
4769 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4771 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4773 * expr.c (write_complex_part): Return after handling MEM.
4775 2005-08-08 Josh Conner <jconner@apple.com>
4777 PR rtl-optimization/23241
4778 * combine.c (simplify_comparison): Fix error in determining
4779 whether to lift a subreg from comparison.
4781 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4784 * config/rs6000/altivec.md (vec_init<mode>): New.
4785 (vec_set<mode>): New.
4786 (vec_extract<mode>): New.
4787 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4788 (rs6000_expand_vector_set): New.
4789 (rs6000_expand_vector_extract): New.
4790 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4791 for Altivec modes before reload.
4792 (altivec_expand_vec_init_builtin): New.
4793 (get_element_number): New.
4794 (altivec_expand_vec_set_builtin): New.
4795 (altivec_expand_vec_ext_builtin): New.
4796 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4798 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4800 * config/rs6000/rs6000.h (rs6000_builtins): Add
4801 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4802 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4803 * config/rs6000/rs6000-protos.h: Declare new functions.
4805 2005-08-08 Jan Hubicka <jh@suse.cz>
4807 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4808 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4809 * i386.md (movdi*): Use pic_32bit_operand.
4810 * predicates.md (pic_32bit_operand): New.
4812 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4815 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4817 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4819 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4820 (test_for_singularity): Use fold_build2.
4822 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4824 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4826 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4828 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4829 (COMMON_ASM_OP) Define.
4830 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4831 (ix86_encode_section_info): Likewise.
4832 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4833 SUBTARGET_ENCODE_SECTION_INFO.
4835 2005-08-06 Richard Henderson <rth@redhat.com>
4838 * tree-nested.c (convert_local_reference): Save and restore val_only
4839 around component_ref and friends. Clear walk_subtrees by default.
4841 2005-08-06 Peter O'Gorman <peter@pogma.com>
4844 * gcc.c (process_command): Check the argument to -b has a dash.
4845 * doc/invoke.texi: Update -b and -V docs.
4847 2005-08-06 James E Wilson <wilson@specifix.com>
4849 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4851 2005-08-06 Michael Matz <matz@suse.de>
4853 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4854 member only if only one insn is associated with the value.
4856 2005-08-06 Nick Clifton <nickc@redhat.com>
4858 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4860 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4861 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4862 Check symbol flags instead of symbol name mangling.
4863 (xstormy16_asm_output_aligned_common): Likewise. Also
4864 simplify code since the bss100_section cass is the only case
4865 where the below100 code will be triggered.
4866 (xstormy16_encode_section_info): Encode below100 attribute
4867 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4869 (xstormy16_strip_name_encoding): Delete - this function is no
4871 (TARGET_STRIP_NAME_ENCODING): Undefine.
4872 * config/stormy16/stormy16-protos.h: Delete prototype for
4873 xstormy16_strip_name_encoding.
4875 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4877 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4878 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4879 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4880 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4881 config/alpha/predicates.md, config/arc/arc.h,
4882 config/arm/arm.h, config/arm/ieee754-df.S,
4883 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4884 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4885 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4886 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4887 config/m68hc11/m68hc11.h, config/mips/mips.c,
4888 config/mips/mips.h, config/mips/openbsd.h,
4889 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4890 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4891 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4892 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4893 config/sparc/linux.h, config/sparc/linux64.h,
4894 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4895 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4896 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4897 typos. Follow spelling conventions.
4899 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4902 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4903 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4904 specially. Check for side effects only for COND_EXPR.
4905 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4906 return with TREE_NO_WARNING.
4908 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4910 PR rtl-optimization/23233
4911 * loop.c (combine_movables): Require the modes to be the same.
4912 (move_movables): Remove handling of cases where the replacement
4913 had a different mode to the original.
4915 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4917 PR tree-optimization/23128
4918 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4919 subtraction wrap, and set TREE_OVERFLOW if they do.
4921 2005-08-05 Richard Henderson <rth@redhat.com>
4924 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4925 FORCED_LABEL labels.
4927 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4930 * reload.c (find_reloads_subreg_address): Pass down TYPE
4931 unchanged. Change all callers except find_reloads_toplev.
4933 2005-08-05 Michael Matz <matz@suse.de>
4935 * genattrtab.c (current_alternative_string): Remove.
4936 (SIMPLIFY_ALTERNATIVE): Ditto.
4937 (attr_alt_bit_p): Ditto.
4938 (alternative_name): Make const char *.
4939 (evaluate_eq_attr): Remove use of above things.
4940 (simplify_test_exp): Ditto.
4941 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4942 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4944 2005-08-04 James E Wilson <wilson@specifix.com>
4946 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4947 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4948 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4949 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4950 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4952 2005-08-04 Richard Henderson <rth@redhat.com>
4955 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4956 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4957 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4958 if we'd have to instantiate too many members.
4960 2005-08-04 Richard Henderson <rth@redhat.com>
4963 * tree-outof-ssa.c (coalesce_asm_operands): New.
4964 (coalesce_ssa_name): Use it. Split out ...
4965 (coalesce_phi_operands, coalesce_result_decls): ... these.
4967 2005-08-04 Paul Brook <paul@codesourcery.com>
4969 * read-rtl.c (read_quoted_string): Break if EOF.
4971 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4973 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4974 (fold_build2): Likewise.
4975 (fold_build3): Likewise.
4976 (fold_build1_stat): New function prototype.
4977 (fold_build2_stat): Likewise.
4978 (fold_build3_stat): Likewise.
4979 * fold-const.c (fold_build1): Rename to ..
4980 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4981 through to build1_stat.
4982 (fold_build2): Rename to ..
4983 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4984 through to build2_stat.
4985 (fold_build3): Rename to ..
4986 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4987 through to build3_stat.
4989 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4990 Ian Lance Taylor <ian@airs.com>
4992 * function.c (assign_stack_local_1): Do not correct stack slot
4993 address if allocation size is smaller than mode size.
4995 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4998 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4999 (tree_merge_blocks): Propagate anything allowed by
5001 Clarify documentation.
5002 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5003 SSA form, schedule an update if necessary.
5005 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5007 * doc/install.texi (Binaries): Remove broken link to
5008 Sinix/Reliant Unix binaries.
5010 2005-08-03 Richard Henderson <rth@redhat.com>
5013 * function.c (stack_protect_epilogue): Export.
5014 * tree.h (stack_protect_epilogue): Declare.
5015 * calls.c (expand_call): Call it.
5017 2005-08-03 Eric Christopher <echristo@apple.com>
5019 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5020 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5023 2005-08-04 Jan Hubicka <jh@suse.cz>
5025 * profile.c (branch_prob): Split edges with goto locus on them
5026 to get proper line counts.
5027 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5029 2005-08-03 Paul Brook <paul@codesourcery.com>
5031 * function.c (assign_parms): Round current_function_args_size
5032 to PARM_BOUNDARY, not STACK_BOUNDARY.
5034 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5036 * config/i386/i386.c (x86_elf_aligned_common)
5037 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5039 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5041 PR tree-optimization/23157
5042 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5043 before emitting them.
5045 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5047 PR tree-optimization/19899
5048 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5049 * tree-scalar-evolution.c: Include real.h.
5050 (add_to_evolution): Build constant -1 of correct type.
5052 2005-08-03 Jan Hubicka <jh@suse.cz>
5054 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5055 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5056 profile updating for complette unrolling.
5057 * loop-unroll.c (peel_loop_completely): Use it.
5058 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5059 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5062 2005-08-03 Paul Brook <paul@codesourcery.com>
5064 * combine.c (can_change_dest_mode): New function.
5065 (try_combine, simplify_set): Use it.
5067 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5069 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5072 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5074 * doc/install.texi (Specific): Adjust link to openavr.org.
5075 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5076 (Binaries): Adjust HP-UX Porting Center link.
5077 (Binaries): Adjust Free Software Foundation ordering link.
5079 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5081 * convert.c (convert_to_integer): Use fold_build1 instead of
5082 build1 when converting an integer to an integer.
5084 2005-08-02 Richard Henderson <rth@redhat.com>
5086 * combine.c (combine_instructions): Don't use reg_equal/equiv
5087 results if the mode doesn't match.
5089 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5091 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5092 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5094 2005-08-02 Richard Henderson <rth@redhat.com>
5097 * explow.c (memory_address): Remove special-case for
5098 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5100 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5103 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5104 number of calls to cleanup_tree_cfg_1.
5106 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5108 * doc/invoke.texi: document file extensions .F90 and .F95
5110 2005-08-02 Richard Guenther <rguenther@suse.de>
5112 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5113 positive if its first argument is positive.
5115 2005-08-02 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/23177
5118 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5121 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5123 PR tree-optimization/23129
5124 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5125 varying for divisions with anti-ranges.
5127 2005-08-02 Jan Hubicka <jh@suse.cz>
5129 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5130 * tree-ssa-threadupdate.c (thread_block): Add it here.
5132 2005-08-01 James E Wilson <wilson@specifix.com>
5134 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5135 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5136 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5138 * config/mips/predicates.md (const_call_insn_operand): Add check for
5139 SYMBOL_REF_LONG_CALL_P.
5140 * doc/extend.texi (long_call): Document the new attribute.
5142 2005-08-01 Ian Lance Taylor <ian@airs.com>
5143 Richard Henderson <rth@redhat.com>
5145 * Makefile.in (RTL_BASE_H): Add real.h.
5146 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5148 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5150 * rtl.c (rtl_check_failed_code_mode): New.
5151 * rtl.h (struct rtx_def): Add u.rv.
5152 (XCMWINT, XCNMPRV): New.
5153 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5154 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5156 2005-08-01 Richard Henderson <rth@redhat.com>
5158 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5159 with auto-inc codes.
5161 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5163 2005-08-01 Jan Hubicka <jh@suse.cz>
5165 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5166 * i386.c: Include dwarf2.h
5167 (asm_preferred_eh_data_format): New.
5168 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5170 2005-08-01 Ian Lance Taylor <ian@airs.com>
5172 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5173 randomize_va_space for virtual address randomization control.
5175 2005-08-01 Steven Bosscher <stevenb@suse.de>
5177 * common.opt (flag_ipa_cp): Put in right place to maintain
5180 2005-08-01 Jan Hubicka <jh@suse.cz>
5182 * profile.c (compute_value_histograms): Fix thinko.
5183 * value-prof.c: Include toplev.h
5184 (check_counter): New function.
5185 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5186 tree_mod_subtract_transform): Add sanity check.
5188 2005-08-01 Richard Guenther <rguenther@suse.de>
5190 PR tree-optimization/23133
5191 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5192 current functions parameter decls to find defs to cse
5195 2005-08-01 Richard Guenther <rguenther@suse.de>
5197 PR tree-optimization/23109
5198 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5199 If trapping math is in effect, use post-dominator information
5200 to check if we'd in any case reach a trapping point before
5201 doing the reciprocal insertion.
5202 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5203 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5204 expressions are invariant only if trapping math is not in effect.
5206 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5208 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5209 cgraph_function_versioning): New declarations.
5210 * cgraphunit.c: Add include to ipa-prop.h.
5211 (update_call_expr, cgraph_copy_node_for_versioning,
5212 cgraph_function_versioning): New functions.
5213 * integrate.c (copy_decl_for_inlining): Remove.
5214 * ipa-prop.h (ipa_replace_map): New struct.
5215 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5216 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5217 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5218 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5219 ipcp_iterate_stage, ipcp_method_scale_print,
5220 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5221 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5222 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5223 ipcp_update_bb_counts, ipcp_update_profiling,
5224 ipcp_update_edges_counts): New functions.
5225 (ipcp_method_cval_init): Remove restriction regarding local methods.
5226 (ipcp_init_stage): Add ipcp_method_compute_scale.
5227 (ipcp_insert_stage): Add versioning.
5228 (ipcp_structures_print): Add ipcp_method_scale_print.
5229 (ipcp_driver): Dump profiling info.
5230 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5231 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5232 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5233 (struct inline_data): Add versioning_p, ipa_info, new fields.
5234 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5235 declare_return_variable): Replace calls to copy_decl_for_inlining with
5237 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5239 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5240 Add argument VERSIONING.
5241 (copy_arguments_for_versioning, copy_static_chain,
5242 function_versionable_p, tree_versionable_function_p,
5243 tree_function_versioning, replace_ref_tree): New functions.
5244 * tree-inline.h: Include varray.h.
5245 (tree_versionable_function_p, tree_function_versioning,
5246 tree copy_decl_for_dup): New declarations.
5248 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5250 * ipa-cp.c: New file. Contains IPCP specific functionality.
5251 * ipa-prop.h: New file. Contains structures/definitions that can be
5252 used by several interprocedural data flow optimizations (and also IPCP).
5253 * ipa-prop.c: New file.
5254 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5255 * common.opt: Add ipa-cp flag.
5256 * timevar.def: Add IPCP optimization.
5257 * tree-optimize.c (init_tree_optimization_passes): Schedule
5259 * tree-pass.h (pass_ipa_cp): Declare.
5261 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5263 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5264 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5265 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5266 config/i386/i386.c, config/mips/mips.h,
5267 config/rs6000/rs6000.h, config/sh/sh.c,
5268 config/stormy16/stormy16.c: Fix comment typos.
5270 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5273 * c-typeck.c (build_binary_op): Use common_type wrapper on
5275 (common_type): Update comment.
5277 2005-07-31 Steven Bosscher <stevenb@suse.de>
5280 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5281 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5282 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5284 2005-07-31 Jan Hubicka <jh@suse.cz>
5286 * pretty-print.h (pp_widest_integer): New macro.
5287 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5290 2005-07-31 Jan Hubicka <jh@suse.cz>
5292 * output.h (enum section_category): Export from varasm.c
5293 (categorize_decl_for_section): Likewise.
5294 * varasm.c (enum section_category): Kill.
5295 (categorize_decl_for_section): Make global.
5296 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5298 * i386.c (ix86_section_threshold): New static variable.
5299 (ix86_in_large_data_p, ix86_encode_section_info,
5300 x86_64_elf_unique_section,
5301 x86_64_elf_select_section): New functions.
5302 (TARGET_ENCODE_SECTION_INFO): Define
5303 (override_options): Enable medium model for PIC.
5304 (ix86_expand_prologue): Expand gen_set_got_rex64.
5305 (legitimate_constant_p): Handle new UNSPECs.
5306 (legitimate_pic_address_disp_p): Likewise.
5307 (legitimize_pic_address): Lower MEDIUM model addressing.
5308 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5309 (enum cmodel): Add MEDIUM_PIC.
5310 (SYMBOL_REF_FAR_ADDR_P): New macro.
5311 (SYMBOL_FLAG_FAR_ADDR): New flag.
5312 * i386.md (movdi): Support medium model.
5313 (set_got_rex64): New pattern.
5314 * i386.opt (mlarge-data-threshold): New flag.
5315 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5316 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5317 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5318 TARGET_ASM_UNIQUE_SECTION): New.
5320 * invoke.texi (-mlarge_data_threshold): Document
5322 2005-07-31 Jan Hubicka <jh@suse.cz>
5324 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5325 (coalesce_vars): Likewise.
5326 * tree-ssa-live.c (coalesce_cost): New.
5327 (build_tree_conflict_graph): Use coalesce_cost.
5328 * tree-ssa-live.h (coalesce_cost): Declare.
5330 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5332 * arm.md (all peepholes for post-increment operations): Delete.
5333 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5334 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5335 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5336 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5337 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5339 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5341 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5344 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5347 * doc/invoke.texi: Document -rdynamic.
5349 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5352 * c-parser.c (c_parser_parms_list_declarator): Call
5353 mark_forward_parm_decls.
5354 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5355 decls with visibility structure.
5357 2005-07-30 Paul Brook <paul@codesourcery.com>
5359 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5361 2005-07-30 Paul Brook <paul@codesourcery.com>
5363 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5365 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5367 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5369 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5372 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5373 nested function declarators.
5374 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5375 (grokparms): Call warn_if_shadowing for parameters used within the
5377 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5378 not used within the parameter list.
5379 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5381 2005-07-30 Jan Hubicka <jh@suse.cz>
5383 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5384 * i386.c (ix86_fixup_binary_operands): Likewise.
5385 (ix86_expand_unary_operator): Likewise.
5386 (ix86_expand_fp_absneg_operator): Likewise.
5387 * optabs.c (expand_vec_cond_expr): Validate dest.
5389 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5392 * real.c (real_from_string): Also set last bit if there is a
5393 nonzero hex digit beyond GCC's internal precision after ".".
5395 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5397 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5398 define_constants. Change duplicate values to unassigned numbers.
5399 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5400 (*altivec_vspltsf): New.
5401 (altivec_vperm_v4sf): Delete.
5402 (altivec_vperm_<mode>): Use mode macro V.
5403 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5404 (altivec_predicate_v4sf): Delete.
5405 (altivec_predicate_<mode>): Use mode macro V.
5406 (*altivec_lvesfx): New.
5407 (*altivec_stvesfx): New.
5408 (vec_realign_load_v4sf): Delete.
5409 (vec_realign_load_<mode>): Use mode macro V.
5410 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5413 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5416 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5418 * configure: Regenerated.
5420 2005-07-29 Paul Brook <paul@codesourcery.com>
5422 * doc/install.texi: Add link to GFortran binaries wiki page.
5424 2005-07-29 David Ung <davidu@mips.com>
5426 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5427 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5428 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5429 * config/mips/mips.md (cpu): Add 5kf name.
5430 (includes): Includes 5k.md.
5431 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5432 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5435 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5438 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5439 (cleanup_tree_cfg): ... here.
5440 Call cleanup_tree_cfg_1 until there are no more cleanups to
5443 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5445 * tree-vrp.c (compare_range_with_value): Return true or false
5446 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5447 EQ_EXPR respectively.
5449 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5451 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5454 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5456 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5457 (tree_ssa_dominator_optimize): Increment it.
5458 (dump_dominator_optimization_stats): Print it.
5460 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5461 Steven Bosscher <stevenb@suse.de>
5463 PR rtl-optimization/23117
5464 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5465 when head == tail. Tidy comment.
5467 2005-07-28 Richard Henderson <rth@redhat.com>
5469 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5470 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5471 * jump.c (rtx_renumbered_equal_p): Likewise.
5472 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5473 CONST_INT and CONST_DOUBLE.
5474 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5475 * reload.c (operands_match_p): Special case CONST_INT and
5476 CONST_DOUBLE; check mode earlier.
5478 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5481 * c-typeck.c (convert_for_assignment): Do not check
5482 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5484 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5487 * c-typeck.c (composite_type): Prefer constant size arrays to
5490 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5493 * real.c (real_from_string): Set last bit if there is a nonzero
5494 hex digit beyond GCC's internal precision.
5496 2005-07-28 Richard Henderson <rth@redhat.com>
5499 * cfgcleanup.c (try_forward_edges): Watch out for end of
5502 2005-07-28 James E Wilson <wilson@specifixinc.com>
5505 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5507 2005-07-28 Jan Hubicka <jh@suse.cz>
5509 * Makefile.in (rtl-profile.o): Kill all traces of it.
5510 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5511 * coverage.h (rtl_coverage_counter_ref): Kill.
5512 * opts.c (flag_speculative_prefetching_set): Kill.
5513 (flag_loop_optimize_set): New.
5514 (common_handle_option): Disable loop optimizer when profiling;
5515 do not handle speculative prefetching.
5516 * passes.c (init_optimization_passes): Replace pass_profiling combo
5517 by branch_prob pass.
5518 * profile.c (compute_value_histograms): Update for simplified value
5520 (rtl_register_profile_hooks): Kill.
5521 (pass_profiling): Kill.
5522 (rest_of_handle_branch_prob): Do not profile.
5523 * toplev.c (process_options): Remove speculative prefetching.
5524 * toplev.h (flag_tree_based_profiling): Kill.
5525 * tree-profile.c (prepare_instrumented_value,
5526 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5527 tree_gen_one_value_profiler, do_tree_profiling): Update for
5528 simplified datastructures.
5529 * value-prof.c: Add comment that speculative prefetching was dropped;
5530 update rest of file for simplified datastructures.
5531 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5532 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5533 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5534 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5535 rtl_mod_subtract, gen_speculative_prefetch,
5536 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5537 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5538 (gate_handle_value_profile_transformations,
5539 rest_of_handle_value_profile_transformations,
5540 pass_value_profile_transformations): Kill.
5541 * value-prof.h (histogram_value_t): Remove IL based unions.
5542 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5543 rtl_profile_hooks): Remove hooks.
5545 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5547 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5548 (cgraph_clone_node): Likewise.
5549 * cgraph.h (cgraph_clone_edge): Update prototype.
5550 (cgraph_clone_node): Likewise.
5551 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5553 (lookup_recursive_calls): Consider profile.
5554 (cgraph_decide_recursive_inlining): Fix updating; use new
5555 probability argument; use profile.
5556 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5557 * tree-inline.c (copy_bb): Update clal of clone_edge.
5558 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5560 * invoke.texi (min-inline-recursive-probability): Document.
5562 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5564 * doc/install.texi (Configuration): Update Valgrind homepage.
5566 2005-07-28 Richard Henderson <rth@redhat.com>
5569 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5570 labels we want to delete.
5571 (cfg_layout_merge_blocks): Likewise.
5573 2005-07-28 Richard Henderson <rth@redhat.com>
5576 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5577 when expanding to nothing.
5579 2005-07-28 Josh Conner <jconner@apple.com>
5581 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5582 (cgraph_decide_inlining_of_small_functions): Likewise.
5584 2005-07-28 Josh Conner <jconner@apple.com>
5586 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5587 direction of badness if negative.
5588 (cgraph_default_inline_p): Add reason to parameters, and assign it
5590 (cgraph_decide_inlining_of_small_functions): New parameter in call
5591 to cgraph_default_inline_p.
5592 (cgraph_decide_inlining_incrementally): Likewise.
5593 * cgraphunit.c (decide_is_function_needed): Likewise.
5594 * cgraph.h (cgraph_default_inline_p): Likewise.
5596 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5598 * builtins.c: Fix comment typo(s).
5599 * genautomata.c: Likewise.
5600 * gimplify.c: Likewise.
5601 * tree-dfa.c: Likewise.
5602 * tree-flow-inline.h: Likewise.
5603 * tree-into-ssa.c: Likewise.
5604 * tree-ssa-alias.c: Likewise.
5605 * tree-ssa-ccp.c: Likewise.
5606 * tree-ssa-copy.c: Likewise.
5607 * tree-ssa-dce.c: Likewise.
5608 * tree-ssa-dom.c: Likewise.
5609 * tree-ssa-operands.c: Likewise.
5610 * tree-tailcall.c: Likewise.
5611 * tree-vectorizer.c: Likewise.
5612 * tree-vrp.c: Likewise.
5615 2005-07-28 Jeff Law <law@redhat.com>
5617 * tree-vrp.c (test_for_singularity): Extracted from ...
5618 (simplify_cond_using_ranges): Attempt to simplify a relational
5619 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5621 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5623 PR tree-optimization/22506
5624 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5625 phis whose argument is constant.
5627 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5629 PR rtl-optimization/18992
5630 Back out this patch:
5631 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5632 PR optimization/12142
5633 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5634 uses of the register in the SET_SRC. Remove unnecessary argument.
5636 Replace it with this:
5637 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5638 if flag_non_call_exceptions is set and the insn may trap, pass
5639 pc_rtx as dest for recursion.
5640 In SET_SRC part of SET case, if dest is already set, pass it down
5643 2005-07-28 Jan Hubicka <jh@suse.cz>
5645 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5646 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5647 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5649 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5650 profile when available.
5652 2005-07-28 Jan Beulich <jbeulich@novell.com>
5654 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5655 (ia64_print_operand): Describe and handle 'X'.
5656 (ia64_register_move_cost): Also handle FP_REGS.
5657 (ia64_preferred_reload_class): Likewise.
5658 (ia64_secondary_reload_class): Likewise.
5659 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5660 it. Also check for ITANIUM_CLASS_FLDP.
5661 * config/ia64/ia64.h (FP_REGNO_P): New.
5662 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5663 (reg_class): Add FP_REGS.
5664 (REG_CLASS_NAMES): Adjust for it.
5665 (REG_CLASS_CONTENTS): Likewise.
5666 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5667 (REG_CLASS_FROM_LETTER): Handle 'x'.
5668 (CLASS_MAX_NREGS): Handle FP_REGS.
5669 (MEMORY_MOVE_COST): Likewise.
5670 * config/ia64/ia64.md (itanium_class): Add fldp.
5671 (type): Handle fldp.
5672 (movti_internal): More allowable operand combinations. Use ldfp8 when
5673 splitting unnecessary. Remove predicable attribute. Adjust
5674 itanium_class attribute.
5675 (smuldi3_highpart): Remove outdated comment.
5676 (mulditi3, umulditi3, rotlti3): New expanders.
5677 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5678 (absti2): Disabled new insn for future reference.
5679 Respective new splitters.
5680 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5681 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5682 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5684 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5686 PR rtl-optimization/23047
5687 * simplify-rtx.c (simplify_const_relational_operation): Respect
5688 flag_wrapv for comparisons with ABS.
5690 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5692 PR tree-optimization/22493
5693 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5694 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5696 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5698 * config/frv/frv.opt (moptimize-membar): New.
5700 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5702 * config/frv/frv.h: Remove machine_function definition.
5704 * config/frv/frv.c (struct frv_io): New.
5705 (struct machine_function): Moved from frv.h. Add has_membar_p.
5706 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5707 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5708 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5709 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5710 (frv_reorg): Call frv_optimize_membar when appropriate.
5711 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5712 (frv_expand_builtin): Adjust calls accordingly.
5713 (frv_io_address_cookie): New function.
5714 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5715 load or store rather than a special insn. Add ccnstant address and
5716 io-type operands to the membar.
5717 (frv_ifcvt_modify_tests): Unsign regno.
5718 (frv_ifcvt_modify_tests): Same.
5720 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5721 UNSPEC_OPTIONAL_MEMBAR constant.
5722 (builtin_read_<mode>): Delete.
5723 (builtin_write_<mode>): Delete.
5724 ("optional_membar_<mode>"): Add operand.
5726 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5727 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5728 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5729 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5730 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5731 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5732 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5733 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5734 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5736 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5738 * df.c (df_uses_record): Handle SCRATCH.
5740 2005-07-28 Steven Bosscher <stevenb@suse.de>
5743 * passes.c (rest_of_decl_compilation): If decl is a type and
5744 we have encountered errors, don't emit debug information.
5746 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5748 * params.def: Fixed comment.
5750 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5753 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5754 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5755 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5757 2005-07-27 Steven Bosscher <stevenb@suse.de>
5760 * varasm.c (assemble_start_function): Don't do anything that may
5761 require a CFG if the current function is a thunk.
5763 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5765 * doc/install.texi (Prerequisites): Mention that perl is needed
5766 to do export control in libstdc++ targetting Darwin.
5768 2005-07-27 Steven Bosscher <stevenb@suse.de>
5770 PR rtl-optimization/17808
5771 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5772 (sched_insns_conditions_mutex_p): Split out from...
5773 (add_dependence): ...here. But don't call it from here.
5774 (add_dependence_list): Check sched_insns_conditions_mutex_p
5775 before calling add_dependence.
5776 (add_dependence_list_and_free): Likewise.
5777 (fixup_sched_groups): Likewise.
5778 (sched_analyze_1): Likewise.
5779 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5780 (sched_analyze): Likewise.
5781 (sched_analyze_insn): Likewise.
5782 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5783 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5784 dependencies on all COND_EXEC insns to jumps ending basic blocks
5785 when doing intrablock scheduling.
5786 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5788 2005-07-27 Jeff Law <law@redhat.com>
5790 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5791 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5792 equivalency sets, correctly handle the case were vr0 has an
5793 equivalency set, but vr1 does not.
5795 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5797 PR tree-optimization/23073
5798 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5799 vect_print_dump_info before fprintf.
5801 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5803 PR tree-optimize/22348
5804 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5805 Fold the partial computation.
5807 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5809 PR tree-optimization/22325
5810 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5812 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5814 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5815 (force_var_cost): ... this function.
5816 (compute_phi_arg_on_exit): Export.
5818 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5820 PR tree-optimization/20773
5821 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5824 2005-07-27 Richard Guenther <rguenther@suse.de>
5826 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5827 Avoid pushing again if current struct contains only
5828 fields we decomposed.
5830 2005-07-27 Jan Hubicka <jh@suse.cz>
5832 PR tree-optimization/22574
5833 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5836 * tree-tailcall.c (decrease_profile): New function.
5837 (eliminate_tail_call): Use it.
5839 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5840 visibility flags correctly in whole program mode.
5842 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5844 PR rtl-optimization/22472
5845 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5847 2005-07-26 Steven Bosscher <stevenb@suse.de>
5849 PR tree-optimization/22504
5850 * tree-complex.c (expand_complex_addition): Use 'code' instead
5851 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5853 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5855 * config.gcc (cpu_type): Add frv case.
5856 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5857 (supported_defaults): Add fr550 case.
5859 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5862 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5863 whether a pointer of type T * may point to objects of type T *.
5865 2005-07-26 DJ Delorie <dj@redhat.com>
5867 * configure: Regenerate.
5869 2005-07-26 Dale Johannesen <dalej@apple.com>
5871 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5873 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5875 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5876 Clarify use of "build" in name.
5878 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5880 * doc/extend.texi (Raw read/write Functions): New section.
5881 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5882 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5883 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5884 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5885 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5886 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5887 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5888 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5889 * config/frv/frv.c: Add bdesc_loads global.
5890 Add bdesc_stores global.
5891 (frv_init_builtins): Add support for __builtin_{read/write}*.
5892 (frv_volatile_memref): New.
5893 (frv_expand_load_builtin): New.
5894 (frv_expand_store_builtin): New.
5895 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5896 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5897 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5898 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5899 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5900 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5901 (builtin_read_<mode>): New.
5902 (builtin_write_<mode>): New.
5903 (builtin_write64): New.
5904 (optional_membar_<mode>): New.
5906 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5908 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5909 (rather than units) against HOST_BITS_PER_WIDE_INT.
5911 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5913 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5914 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5915 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5916 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5919 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5920 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5921 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5923 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5925 2005-07-26 Richard Guenther <rguenther@suse.de>
5927 PR tree-optimization/22486
5928 * fold-const.c (fold_unary): Fold away useless component
5929 references of the form (T *)&T.x, if the address
5932 2005-07-25 James E Wilson <wilson@specifixinc.com>
5934 * dwarf2out.c (add_call_src_coords_attributes): New.
5935 (gen_inlined_subroutine_die): Call it.
5936 (maybe_emit_file, init_file_table): Add comments.
5937 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5939 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5940 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5941 * tree.h (BLOCK_SOURCE_LOCATION): New.
5942 (struct tree_block): New field locus.
5944 2005-07-26 Andreas Schwab <schwab@suse.de>
5946 PR rtl-optimization/23043
5947 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5948 when allocating a struct unoccr.
5950 2005-07-25 Richard Henderson <rth@redhat.com>
5953 * tree-complex.c (gate_no_optimization): True if errors.
5954 * Makefile.in (tree-complex.o): Update dependencies.
5956 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5958 * config/frv/predicates.md (integer_register_operand): Use
5961 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5964 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5966 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5968 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5970 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5971 types when flag_unsafe_math_optimizations is true.
5973 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5975 * gcc.c (option_map): Add --sysroot.
5976 (process_command): Handle --sysroot.
5977 (display_help): Document it.
5978 * doc/cppopts.tex (-isysroot): Document.
5979 * doc/invoke.texi (--sysroot): Document.
5980 * doc/install.texi (--with-build-sysroot): Document.
5982 * Makefile.in (inhibit_libc): New variable.
5983 (INHIBIT_LIBC_CFLAGS): Likewise.
5984 (LIBGCC2_CFLAGS): Include
5985 $(INHIBIT_LIBC_CFLAGS).
5986 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5987 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5988 ($(T)crtend.o): Likewise.
5989 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5990 ($(T)crtendS.o): Likewise.
5991 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5992 ($(T)crtendT.o): Likewise.
5993 (stmp-fixinc): Do not complain about missing headers if
5995 * configure.ac (inhibit_libc): Set it to true/false.
5996 (--with-build-sysroot): New option. Use it to set
5998 * configure: Regenerated.
6000 2005-07-25 Manfred Hollstein <mh@suse.com>
6002 * calls.c (store_one_arg): Fix unsigned comparison warning.
6004 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6007 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6008 (ggc_print_statistics): Initialize variable before use.
6010 2005-07-25 Richard Guenther <rguenther@suse.de>
6012 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6013 calling with a PHI_NODE argument.
6015 * tree-flow-inline.h (overlap_subvar): Protect against
6018 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6020 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6021 * configure: Regenerate.
6023 2005-07-25 Ira Rosen <irar@il.ibm.com>
6025 * expr.c (highest_pow2_factor): Make extern.
6026 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6027 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6028 record_array_differ_p, array_ptr_differ_p): Likewise.
6029 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6030 additional cases. Call the above functions.
6031 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6032 base_object_differ_p when there are two base objects. Otherwise, compare
6033 base address and offset. Call may_alias_p.
6034 (dump_data_reference): Use a correct field name.
6035 (analyze_array): Make static. Initialize new data-ref fields.
6036 (analyze_indirect_ref): New function.
6037 (init_data_ref): Initialize new data-ref fields.
6038 (strip_conversion): Moved from tree-vect-analyze.c.
6039 (analyze_offset_expr, get_ptr_offset, address_analysis,
6040 object_analysis): Likewise.
6041 (analyze_offset): New function.
6042 (create_data_ref): Likewise.
6043 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6044 dimensions for ARRAY_REFs only.
6045 (build_classic_dist_vector): Make static.
6046 (access_functions_are_affine_or_constant_p): Call macro to get the
6047 address of access functions.
6048 (compute_all_dependences): Add new parameter
6049 compute_self_and_read_read_dependences. Compute self and read-read
6050 dependences if it is true.
6051 (find_data_references_in_loop): Call create_data_ref. Initialize new
6053 (compute_data_dependences_for_loop): Add new parameter
6054 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6055 compute nb_loops. Call compute_all_dependences,
6056 build_classic_dist_vector and build_classic_dir_vector with correct
6058 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6059 with correct parameters. Compare dimensions for ARRAY_REFs only.
6060 (free_data_refs): Call macro to free access functions.
6061 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6062 fields from stmt_vinfo.
6063 (struct base_object_info): New structure.
6064 (struct data_reference): Move fields to base_object_info. Add fields
6065 first_location and object_info for above structures. Move fields from
6066 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6067 aligned_to. Add macros to access the new fields.
6068 Update functions declarations.
6069 * tree-flow.h (is_aliased_with): Declare.
6070 * tree-loop-linear.c (linear_transform_loops): Call
6071 compute_data_dependences_for_loop with correct parameters.
6072 * tree-ssa-alias.c (is_aliased_with): New function.
6073 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6074 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6075 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6076 vect_base_addr_differ_p, compute_subscript_distance and
6077 build_classic_dist_vector. Add printings. Check absolute value of
6079 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6081 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6082 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6083 to bytes. Add printing.
6084 (vect_compute_data_refs_alignment): Go through loads and stores in one
6086 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6087 vect_analyze_data_ref_access): Likewise.
6088 (vect_analyze_pointer_ref_access): Remove.
6089 (vect_address_analysis, vect_object_analysis): Likewise.
6090 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6091 and analyze data-refs in the loop.
6092 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6093 fields of data-ref instead of stmt. Add init to the offset from the
6095 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6096 (vect_update_init_of_dr): Likewise.
6097 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6098 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6100 (new_loop_vec_info): Initialize new fields.
6101 (destroy_loop_vec_info): Free new fields.
6102 (vect_strip_conversion): Remove.
6103 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6104 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6105 datarefs. Add new field ddrs.
6106 Add macros for the new fields access.
6107 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6108 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6109 Remove their macros.
6110 * tree.h (highest_pow2_factor): Declare.
6112 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6114 * calls.c (store_one_arg): Check for sibling call MEM arguments
6115 from already clobbered incoming argument area.
6117 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6119 * c-common.c (check_missing_format_attribute): New.
6120 * c-common.h (check_missing_format_attribute): Likewise.
6121 * c-typeck.c (convert_for_assignment): Use it.
6123 2005-07-24 Andreas Schwab <schwab@suse.de>
6125 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6126 register use a word move. Correct operand of ext.w in 68000 code.
6128 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6130 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6131 variables as declarations, rather than definitions.
6133 2005-07-24 Ira Rosen <irar@il.ibm.com>
6135 PR tree-optimization/22526
6136 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6139 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6141 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6142 that C99 reserve for future use. Use it to define clog10,
6143 clog10f and clog10l.
6145 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6147 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6148 * configure.ac: Check for -Wmissing-format-attribute.
6150 * configure: Regenerate.
6152 2005-07-23 Richard Henderson <rth@redhat.com>
6154 PR tree-optimization/22623
6155 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6157 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6160 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6162 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6164 * Makefile.in (C_TREE_H): Update dependencies.
6165 * c-tree.h: Include toplev.h.
6166 * diagnostic.h (diagnostic_set_info): Add format attribute.
6167 * rtl-error.c (diagnostic_for_asm): Likewise.
6169 2005-07-23 Chao-ying Fu <fu@mips.com>
6171 * config/mips/mips-dsp.md: New file.
6172 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6173 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6175 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6176 MIPS_BUILTIN_BPOSGE32.
6177 (mips_expand_builtin_direct): Add one parameter to indicate that
6178 builtin functions need to return a value.
6179 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6181 (mips_regno_to_class): Add classes for 12 new DSP registers.
6182 (mips_subword): Change to check four HI registers.
6183 (mips_output_move): Output move to and from 6 new DSP accumulators.
6184 (override_options): Make sure -mdsp and -mips16 are not used together.
6185 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6187 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6189 (print_operand): Add 'q' for printing DSP accumulators.
6190 (mips_cannot_change_mode_class): Check ACC_REGS.
6191 (mips_secondary_reload_class): Check ACC_REGS.
6192 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6193 (mips_register_move_cost): Check ACC_REGS.
6194 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6195 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6196 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6197 (dsp_bdesc): New array.
6198 (bdesc_arrays): Add DSP builtin function table.
6199 (mips_prepare_builtin_arg): Check predicate again after
6201 (mips_expand_builtin): Add one more parameter to
6202 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6203 MIPS_BUILTIN_BPOSGE32.
6204 (mips_init_builtins): Initialize new function types.
6205 (mips_expand_builtin_direct): Check if builtin functions need to
6206 return a value and pass operands properly.
6207 (mips_expand_builtin_bposge): New function.
6208 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6209 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6210 (FIRST_PSEUDO_REGISTER): Increase to 188.
6211 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6212 Update for 12 new DSP registers.
6213 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6214 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6215 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6216 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6217 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6218 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6219 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6220 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6221 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6222 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6223 (REGISTER_NAMES): Add names for 12 new DSP registers.
6224 * config/mips/mips.md: Include mips-dsp.md.
6225 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6226 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6227 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6228 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6229 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6230 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6231 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6232 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6233 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6234 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6235 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6236 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6237 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6238 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6239 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6240 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6241 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6242 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6243 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6244 (UNSPEC_RDDSP): New constants.
6245 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6246 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6248 * config/mips/mips.opt (-mdsp): New option.
6249 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6250 (reg_imm10_operand): New predicates.
6251 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6252 * doc/invoke.texi (-mdsp): Document new option.
6254 2005-07-22 DJ Delorie <dj@redhat.com>
6256 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6258 * tree-inline.c (inlinable_function_p): Likewise.
6260 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6263 * toplev.c (check_global_declarations): Do not mark undefined
6264 variables as DECL_IGNORED_P.
6265 * varasm.c (first_global_object_name): GTY it.
6266 (weak_global_object_name): Likewise.
6267 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6268 a string to go into {weak,first}_global_object_name.
6270 2005-07-22 DJ Delorie <dj@redhat.com>
6272 * c-format.c (check_function_format): Change warning control
6273 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6275 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6277 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6278 &PTR->FLD a dereference of PTR.
6279 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6280 a potential dereference of PTR.
6282 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6284 PR rtl-optimization/20370
6285 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6286 call allocate_reg_info if necessary.
6288 PR rtl-optimization/21848
6289 * calls.c (emit_library_call_value_1): For const functions, add
6290 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6292 PR rtl-optimization/22445
6293 * cselib.c (target.h): Include.
6294 (rtx_equal_for_cselib_p): Allow commutative matches.
6295 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6296 Remove MODE parameter. Changed all callers.
6298 PR rtl-optimization/22258
6299 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6301 (try_combine): Use likely_spilled_retval_p.
6303 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6305 * config.gcc: Add crx-elf support.
6307 * doc/contrib.texi: Mention crx.
6308 * doc/extend.texi: Document crx extensions.
6309 * doc/install.texi: Document crx install.
6310 * doc/invoke.texi: Document crx options.
6311 * doc/md.texi: Document crx constraints.
6313 * config/crx/crx-protos.h: New file.
6314 * config/crx/crx.c: New file.
6315 * config/crx/crx.h: New file.
6316 * config/crx/crx.md: New file.
6317 * config/crx/crx.opt: New file.
6318 * config/crx/t-crx: New file.
6320 2005-07-22 Manfred Hollstein <mh@suse.com>
6322 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6324 (int_add_graph_edge): Likewise.
6325 (collapse_nodes): Likewise.
6326 (process_unification_queue): Likewise.
6328 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6329 Laurent GUERBY <laurent@guerby.net>
6331 PR tree-optimization/22336
6332 * function.c (record_block_change): Check for
6333 cfun->ib_boundaries_block.
6335 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6337 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6338 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6340 2005-07-21 DJ Delorie <dj@redhat.com>
6342 * toplev.c (warn_deprecated_use): Add warning control to warning
6344 * c-typeck.c (parser_build_binary_op): Likewise.
6345 (c_finish_if_stmt): Likewise.
6346 * c-common.c (check_function_sentinel): Likewise.
6347 (check_nonnull_arg): Likewise.
6349 2005-07-21 Richard Henderson <rth@redhat.com>
6352 * tree-complex.c (complex_ssa_name_components): New.
6353 (cvc_lookup): Allow entry not found.
6354 (create_components): Remove.
6355 (create_one_component_var, get_component_var): New.
6356 (get_component_ssa_name, set_component_ssa_name): New.
6357 (extract_component): Use get_component_ssa_name.
6358 (update_complex_components): Use set_component_ssa_name.
6359 (update_complex_components_on_edge): Likewise.
6360 (update_phi_components): Create new PHI nodes directly, instead
6361 of adding insns to edges.
6362 (tree_lower_complex): Allocate and free complex_variable_components
6363 and complex_ssa_name_components here.
6365 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6367 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6368 revert to returning false.
6370 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6373 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6375 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6378 * config/i386/i386.md (cmpxf): Change operand constraints
6379 to "nonmemory_operand".
6381 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6383 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6385 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6388 * fold-const.c (fold_build1): Add checksum for the operands.
6389 (fold_build2): Likewise.
6390 (fold_build3): Likewise.
6392 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6395 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6397 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6399 * common.opt (-fforward-propagate): Committed by mistake,
6402 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6404 * reg-stack.c: Fix comment typo(s).
6405 * tree-ssa-operands.c: Likewise.
6406 * tree-vectorizer: Likewise.
6408 2005-07-21 Nick Clifton <nickc@redhat.com>
6410 * config/sh/symbian.c: Replace C++ style line comments with C
6411 style line comments.
6412 (symbian_add_attribute): Do not use a ? operator on the LHS of
6414 (sh_symbian_handle_dll_attribute): Change the type of the
6415 method vector to "VEC(tree,gc)*" and use vector accessor
6416 macros to walk over the elements.
6417 (symbian_export_vtable_and_rtti_p): Likewise.
6418 (symbian_class_needs_attribute_p): Likewise.
6420 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6423 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6424 initialize targetm.resolve_overloaded_builtin here.
6425 (altivec_expand_overloaded_builtin): Make it non-static.
6426 * config/rs6000/rs6000-protos.h
6427 (altivec_expand_overloaded_builtin): New prototype.
6428 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6429 targetm.resolve_overloaded_builtin here.
6430 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6432 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6433 Zdenek Dvorak <dvorakz@suse.cz>
6435 PR tree-optimization/19210
6436 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6438 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6439 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6440 rely on unproven assumptions.
6441 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6442 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6443 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6444 to number_of_iterations_exit.
6445 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6446 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6447 * tree-ssa-loop-niter.c (find_loop_niter,
6448 estimate_numbers_of_iterations_loop): Likewise.
6449 (number_of_iterations_exit): Honor the new options.
6450 * doc/invoke.texi (Wunsafe-loop-optimizations,
6451 funsafe-loop-optimizations): Document them.
6453 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6455 PR rtl-optimization/22167
6456 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6458 2005-07-20 Adam Nemet <anemet@lnxw.com>
6460 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6461 __do_global_dtors_aux longcall.
6463 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6465 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6466 (old_special_pred_table): Don't reference
6467 SPECIAL_MODE_PREDICATES.
6468 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6469 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6470 * config/sh/predicates.h: Don't mention
6471 SPECIAL_MODE_PREDICATES.
6472 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6475 2005-07-20 DJ Delorie <dj@redhat.com>
6477 * config.gcc: Add m32c-elf support.
6479 * doc/contrib.texi: Mention m32c.
6480 * doc/extend.texi: Document m32c extensions.
6481 * doc/install.texi: Mention m32c.
6482 * doc/invoke.texi: Document m32c options.
6483 * doc/md.texi: Document m32c constraints.
6485 * config/m32c/addsub.md: New file.
6486 * config/m32c/bitops.md: New file.
6487 * config/m32c/cond.md: New file.
6488 * config/m32c/jump.md: New file.
6489 * config/m32c/m32c-lib1.S: New file.
6490 * config/m32c/m32c-lib2.c: New file.
6491 * config/m32c/m32c-modes.def: New file.
6492 * config/m32c/m32c-pragma.c: New file.
6493 * config/m32c/m32c-protos.h: New file.
6494 * config/m32c/m32c.abi: New file.
6495 * config/m32c/m32c.c: New file.
6496 * config/m32c/m32c.h: New file.
6497 * config/m32c/m32c.md: New file.
6498 * config/m32c/m32c.opt: New file.
6499 * config/m32c/minmax.md: New file.
6500 * config/m32c/mov.md: New file.
6501 * config/m32c/muldiv.md: New file.
6502 * config/m32c/predicates.md: New file.
6503 * config/m32c/prologue.md: New file.
6504 * config/m32c/shift.md: New file.
6505 * config/m32c/t-m32c: New file.
6507 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6509 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6510 (stack_protect_set, stack_protect_test): New expanders.
6511 (stack_protect_set_si, stack_protect_set_si_media,
6512 stack_protect_set_di_media, stack_protect_test_si,
6513 stack_protect_test_si_media, stack_protect_test_di_media):
6516 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6518 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6520 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6522 * tree.h (tree_expr_nonzero_p): Export.
6523 * fold-const.c (tree_expr_nonzero_p): Likewise.
6524 Return true for CALL_EXPRs that are alloca calls.
6525 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6527 * tree-flow.h (expr_computes_nonzero): Remove.
6528 * tree-vrp.c (expr_computes_nonzero): Remove.
6529 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6530 (extract_range_from_unary_expr): Likewise.
6531 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6532 tree_expr_nonzero_p.
6534 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6536 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6537 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6538 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6539 All callers changed.
6540 (frame_related_constant_load): New arg "related" which controls
6541 setting of RTX_FRAME_RELATED_P. All callers changed.
6542 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6543 (bfin_expand_prologue): Add stack limit checking.
6544 * config/bfin/bfin.md (trapifcc): New pattern.
6546 * config/bfin/bfin.c: Include "langhooks.h".
6547 (def_builtin): Go through lang_hooks to call builtin_function.
6549 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6550 * config/bfin/predicates.md (symbol_ref_operand): New.
6551 (call_insn_operand): Delete. All callers changed to use
6552 register_no_elim_operand.
6553 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6555 (function_arg): Use it to generate the call's operand 2.
6556 (bfin_longcall_p): New function.
6557 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6558 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6559 determine if the address needs to be in a REG.
6560 (bfin_handle_longcall_attribute): New function.
6561 (bfin_attribute_table): Add "longcall" and "shortcall".
6562 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6563 (CUMULATIVE_ARGS): New member call_cookie.
6564 (PREDICATE_CODES): Add symbol_ref_operand.
6565 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6566 extra USE to the pattern.
6567 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6568 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6569 sibcall_value_insn; now the new patterns handle direct calls and the
6570 old ones indirect calls.
6571 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6573 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6575 * doc/trouble.texi: Update section on handling of empty loops.
6577 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6579 * config.gcc: Remove support for sparc-*-openbsd*,
6580 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6582 * config.host: Remove support for i860-*-sysv4* as a host.
6583 * config/i860/*, config/ip2k/*, config/ns32k/*,
6584 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6585 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6586 mention obsolete ports.
6588 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6590 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6592 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6593 of frame_pointer_rtx.
6594 (sh_expand_epilogue): Likewise.
6595 (sh_set_return_address): Likewise.
6596 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6597 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6598 offsets from FRAME_POINTER_REGNUM.
6599 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6600 (sh_register_names): Add initializer for sfp.
6601 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6602 (VALID_REGISTER_P): Likewise.
6603 (FIRST_PSEUDO_REGISTER): Update.
6604 (DWARF_FRAME_REGISTERS): Define.
6605 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6606 (HARD_FRAME_POINTER_REGNUM): Define.
6607 (FRAME_POINTER_REGNUM): Redefine.
6608 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6609 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6610 from FRAME_POINTER_REGNUM.
6611 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6612 FRAME_POINTER_REGNUM.
6613 (REG_CLASS_CONTENTS): Add sfp.
6614 (REG_ALLOC_ORDER): Likewise.
6615 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6616 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6617 of frame_pointer_rtx.
6618 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6620 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6622 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6623 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6624 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6626 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6629 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6631 Make CONSTRUCTOR use VEC to store initializers.
6632 * c-common.c (complete_array_type): Update to cope with VEC in
6634 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6635 (pp_c_constructor_elts): New function.
6636 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6637 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6638 struct constructor_stack, struct initializer_stack,
6639 constructor_elements, push_init_level, pop_init_level,
6640 add_pending_init, find_init_member, output_init_element): Update to
6641 cope with VEC in CONSTRUCTOR_ELTS.
6642 * coverage.c (build_fn_info_value, build_ctr_info_value,
6643 build_gcov_info): Likewise.
6644 * expr.c (categorize_ctor_elements_1, store_constructor,
6645 expand_expr_real_1): Likewise.
6646 * fold-const.c (fold_ternary): Likewise.
6647 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6648 gimplify_init_constructor, gimplify_expr): Likewise.
6649 * tree-dump.c (dequeue_and_dump): Likewise.
6650 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6652 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6654 * tree-sra.c (generate_element_init_1): Likewise.
6655 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6656 * tree-ssa-operands.c (get_expr_operands): Likewise.
6657 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6658 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6659 (get_initial_def_for_reduction): Likewise.
6660 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6661 value handle in annotations.
6662 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6663 tree_node_structure): Add support for constr_kind.
6664 (build_vector_from_ctor, build_constructor_single,
6665 build_constructor_from_list): New functions.
6666 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6667 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6668 Update to cope with VEC in CONSTRUCTOR_ELTS.
6669 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6670 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6671 CONSTRUCTOR_APPEND_ELT): New macros.
6672 (struct constructor_elt, struct tree_constructor): New data types.
6673 (union tree_node): Add tree_constructor field.
6674 * treestruct.def: Define TS_CONSTRUCTOR.
6675 * varasm.c (const_hash_1, compare_constant, copy_constant,
6676 compute_reloc_for_constant, output_addressed_constants,
6677 initializer_constant_valid_p, output_constant,
6678 array_size_for_constructor, output_constructor): Update to cope with
6679 VEC in CONSTRUCTOR_ELTS.
6680 * vec.h (VEC_empty, VEC_copy): New macros.
6682 2005-07-19 Devang Patel <dpatel@apple.com>
6684 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6686 2005-07-19 Richard Henderson <rth@redhat.com>
6689 * gimplify.c (gimplify_expr): Use main variant type for the temp
6690 destination for a discarded volatile read.
6691 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6692 casts between non-void types that change volatility.
6694 2005-07-15 DJ Delorie <dj@redhat.com>
6696 * toplev.h: Add comment about the first parameter for warning().
6697 * errors.h: Likewise.
6699 * c.opt (Wpragmas): New.
6700 * doc/invoke.texi: Document it.
6702 * function.c (do_warn_unused_parameter): Add warning control to
6704 * c-decl.c (warn_if_shadowing): Likewise.
6705 * c-lex.c (cb_def_pragma): Likewise.
6706 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6707 (pop_alignment): Likewise.
6708 (handle_pragma_pack): Likewise.
6709 (apply_pragma_weak): Likewise.
6710 (handle_pragma_weak): Likewise.
6711 (handle_pragma_redefine_extname): Likewise.
6712 (add_to_renaming_pragma_list): Likewise.
6713 (handle_pragma_extern_prefix): Likewise.
6714 (maybe_apply_renaming_pragma): Likewise.
6715 (handle_pragma_visibility): Likewise.
6717 * config/c4x/c4x-c.c (BAD): Likewise.
6718 (c4x_parse_pragma): Likewise.
6719 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6720 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6721 (rs6000_pragma_longcall): Likewise.
6722 * config/v850/v850-c.c (pop_data_area): Likewise.
6723 (ghs_pragma_section): Likewise.
6724 (ghs_pragma_section): Likewise.
6725 (ghs_pragma_interrupt): Likewise.
6726 (ghs_pragma_starttda): Likewise.
6727 (ghs_pragma_startsda): Likewise.
6728 (ghs_pragma_startzda): Likewise.
6729 (ghs_pragma_endtda): Likewise.
6730 (ghs_pragma_endsda): Likewise.
6731 (ghs_pragma_endzda): Likewise.
6733 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6734 Kenneth Zadeck <zadeck@naturalbridge.com>
6736 * Makefile.in: Removed tree-promote-statics.c
6737 * tree-promote-statics.c: Removed.
6738 * common.opt: Removed flag-promote-statics.
6740 * passes.c: Removed tree-promote-statics pass.
6741 * tree-pass.h: Ditto.
6742 * timevar.def: Removed TV_PROMOTE_STATICS.
6745 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6747 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6749 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6751 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6754 * c-common.c (check_function_arguments): Call
6755 'check_function_format' if either -Wformat or
6756 -Wmissing-format-attribute are specified.
6757 * c-format.c (check_function_format): Check -Wformat before
6758 calling 'check_format_info'.
6759 * c-opts.c (c_common_post_options): Don't warn for
6760 -Wmissing-format-attribute without -Wformat.
6761 * c-typeck.c (convert_for_assignment): Detect additional cases for
6762 -Wmissing-format-attribute.
6763 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6766 2005-07-19 Richard Guenther <rguenther@suse.de>
6768 * config/i386/i386.md (lrint<mode>2): Use temporary
6769 instead of clobbering non-existent memory.
6771 2005-07-19 Nick Clifton <nickc@redhat.com>
6773 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6774 statement to avoid displaying ASCII control characters.
6776 2005-07-19 Ben Elliston <bje@au.ibm.com>
6778 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6779 * cfganal.c (find_edge_index): Ditto.
6780 * combine.c (combine_instructions): Ditto.
6781 * ddg.c (create_scc): Ditto.
6782 (find_successors): Ditto.
6783 (find_predecessors): Ditto.
6784 (find_nodes_on_paths): Ditto.
6785 (longest_simple_path): Ditto.
6786 * flow.c (update_life_info): Ditto.
6787 (count_or_remove_death_notes): Ditto.
6788 (clear_log_links): Ditto.
6789 * modulo-sched.c (generate_reg_moves): Ditto.
6790 (find_max_asap): Ditto.
6791 (find_max_hv_min_mob): Ditto.
6792 (find_max_dv_min_mob): Ditto.
6793 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6794 * sched-rgn.c (extract_edgelst): Ditto.
6795 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6796 (dump_update_ssa): Ditto.
6797 (ssa_names_to_replace) Ditto.
6798 (switch_virtuals_to_full_rewrite): Ditto.
6799 (update_ssa): Ditto.
6800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6802 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6804 Fix PR tree-optimization/22483
6806 * tree-complex.c (create_components): Use
6807 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6808 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6809 * tree-flow.h (safe_referenced_var_iterator): New structure.
6810 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6811 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6812 safe_referenced_var iterator.
6813 (add_type_alias): Ditto.
6815 2005-07-19 Steven Bosscher <stevenb@suse.de>
6817 * loop-init.c (rest_of_handle_loop2): Remove.
6818 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6819 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6820 (pass_rtl_loop_init, pass_rtl_loop_done,
6821 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6822 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6823 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6824 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6825 pass_tree_loop_done, and pass_tree_unswitch.
6826 (gate_loop): Rename to gate_tree_loop.
6827 * passes.c (init_optimization_passes): Update for renamed tree
6828 loop passes. Add the new loop2 passes as subpasses of loop2.
6829 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6830 Update for the renamed tree loop passes.
6832 2005-07-18 Ian Lance Taylor <ian@airs.com>
6835 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6836 blocks when optimizing.
6838 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6840 * common.opt (frename-registers): Initialize to 2.
6842 (fgcse-after-reload): Ditto.
6843 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6844 (process_options): Only change flag_web, flag_rename_registers,
6845 and flag_rerun_cse_after_loop if not explicitly set by user.
6847 2005-07-18 Jan Beulich <jbeulich@novell.com>
6849 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6850 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6851 in 64-bit mode the same as DImode in 32-bit mode.
6852 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6853 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6854 mode. Add new mode parameter.
6855 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6856 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6857 x86_64_shift_adj): New expanders.
6858 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6859 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6861 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6862 DImode shift splitters.
6863 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6864 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6867 2005-07-18 Jan Beulich <jbeulich@novell.com>
6869 * i386.md (movdi_extzv_1): New.
6870 (zero_extendhidi2): Combine alternatives and never force use of
6872 (zero_extendqidi2): Likewise. Don't restrict input selection.
6874 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6876 Fix PR tree-optimization/22531
6877 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6880 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6882 * tree-promote-statics.c (pass_promote_statics): Change dump file
6885 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6887 * tree-optimize.c (init_tree_optimization_passes): Add
6888 pass_eliminate_useless_stores pass.
6889 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6890 * tree-ssa-pre.c (is_copy_stmt): New function.
6891 (follow_copies_till_vuse): Ditto.
6892 (do_eustores): Ditto.
6893 (gate_eustores): Ditto.
6895 2005-07-16 Richard Henderson <rth@redhat.com>
6897 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6899 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6900 Kenneth Zadeck <zadeck@naturalbridge.com>
6902 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6903 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6904 ipa-type-escape.h, tree-promote-statics.c
6905 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6906 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6907 tree-promote-statics.c: new files.
6908 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6909 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6910 int nonlocal_set_p, mark_constant_function): Deleted.
6911 (rest_of_handle_cfg): Removed call to mark_constant_function.
6912 (nonoverlapping_component_refs_p): Added calls to support
6913 type based aliasing.
6914 * tree-ssa-alias.c (may_alias_p,
6915 compute_flow_insensitive_aliasing): Ditto.
6916 * calls.c (flags_from_decl_or_type): Removed reference to
6918 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6919 too many arguments. This is necessary for Spec 2000.
6920 * cgraph.h (const_function, pure_function): Removed.
6921 * common.opt: Added "fipa-pure-const", "fipa-reference",
6922 "fipa-type-escape", and "ftree-promote-static".
6924 * passes.c: Added ipa and tree-promote-statics passes.
6925 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6926 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6927 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6928 * tree-flow.h: Added exposed sra calls and addition of
6929 reference_vars_info field for FUNCTION_DECLS.
6930 * tree-pass.h: Added passes.
6931 * tree-sra.c: (sra_init_cache): New function.
6932 (sra_insert_before, sra_insert_after) Made public.
6933 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6935 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6936 aliasing. (may_alias_p): Added code to use type escape analysis to
6938 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6939 code to prune clobbers of static variables based on information
6940 produced in ipa-reference pass. Changed call clobbering so that
6941 statics are not marked as clobbered if the call does not clobber
6944 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6946 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6949 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6951 * doc/install.texi (*-*-solaris2*): Document recommended version
6952 of GNU binutils and mention GNU linker problem on Solaris 10.
6954 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6957 * c-decl.c (c_build_bitfield_integer_type): New function.
6958 (finish_struct): Call it.
6959 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6961 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6963 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6966 2005-07-16 Jan Hubicka <jh@suse.cz>
6968 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6969 (scale_bbs_frequencies_int): Watch roundoff errors.
6970 * predict.c (return_prediction): Initialize return_stmt.
6972 2005-07-16 Jan Hubicka <jh@suse.cz>
6974 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6975 after RTL profiling.
6977 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6980 * fold-const.c (build_range_check): Convert high/low to etype
6981 if we are only comparing against exp.
6983 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6985 Fix PR tree-optimization/22376
6986 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6988 (need_to_solve): New function.
6989 (compute_points_to_sets): Use it.
6991 2005-07-15 Jan Hubicka <jh@suse.cz>
6993 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6994 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6996 2005-07-15 Richard Guenther <rguenther@suse.de>
6998 * c-common.c (handle_flatten_attribute): New function.
6999 Add flatten function attribute.
7000 * doc/extend.texi: Document flatten function attribute.
7001 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7002 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7004 (cgraph_decide_inlining): Handle functions with flatten
7007 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7009 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7010 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7011 UNSPEC_XCHG, UNSPEC_AND): New.
7012 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7013 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7014 * config/rs6000/sync.md (FETCHOP): New code macro.
7015 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7017 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7018 (sync_compare_and_swap<mode>): Same.
7019 (sync_lock_test_and_set<mode>): Same.
7020 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7021 for QImode and HImode, and not PPC405.
7022 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7023 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7024 (sync_<fetchop>{si,di}_internal): New.
7025 (sync_nand{si,di}_internal): New.
7026 (sync_old_<fetchop>{si,di}_internal): New.
7027 (sync_old_nand{si,di}_internal): New
7028 (sync_new_<fetchop>{si,di}_internal): New.
7029 (sync_new_nand{si,di}_internal): New.
7030 (atomic_and{si,di}): New.
7031 (sync_new_nand{si,di}_internal): New.
7032 (atomic_and{si,di}): New.
7033 (sync_add<mode>_internal): Delete.
7034 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7035 (sync_sub<mode>_internal): Delte.
7036 (sync_subshort_internal): New.
7037 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7038 (sync_anddi_internal): Delete.
7039 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7040 (sync_booldi_internal): Delete.
7041 (sync_boolc<mode>_internal): Delete.
7042 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7043 (sync_boolc<mode>_internal2): Delete.
7044 (sync_boolcc<mode>_internal): Delete.
7045 (isync, lwsync): Use unspec instead of unspec_volatile.
7046 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7047 Revert UNSPEC_VOLATILE.
7048 (rs6000_split_atomic_op): New.
7049 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7051 2005-07-14 Eric Christopher <echristo@redhat.com>
7053 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7054 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7056 2005-07-14 Eric Christopher <echristo@redhat.com>
7058 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7060 2005-07-14 Steven Bosscher <stevenb@suse.de>
7062 PR tree-optimization/22230
7063 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7064 the computation of the four cross productions for "range op range".
7066 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7067 Ulrich Weigand <uweigand@de.ibm.com>
7070 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7073 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7075 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7077 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7079 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7081 2005-07-14 Richard Guenther <rguenther@suse.de>
7084 * config/i386/i386-protos.h (ix86_function_value): Change
7085 prototype to match new target hook.
7086 * config/i386/i386.c (ix86_value_regno): Change prototype
7087 to take extra type argument.
7088 (TARGET_FUNCTION_VALUE): Define.
7089 (ix86_function_ok_for_sibcall): Pass extra argument to
7090 ix86_value_regno, check return slot rtx for exact match.
7091 (ix86_function_value): Take extra parameter. Dispatch to
7092 ix86_value_regno with fndecl/fntype as provided.
7093 (ix86_value_regno): Handle extra type argument.
7094 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7096 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7097 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7098 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7099 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7100 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7102 2005-07-14 Richard Guenther <rguenther@suse.de>
7104 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7105 * calls.c (expand_call): Pass fntype to hard_function_value.
7106 (emit_library_call_value_1): Likewise.
7107 * explow.c: Include target.h.
7108 (hard_function_value): Take extra argument, the fntype.
7109 Use new target hook for function_value.
7110 * expr.h (hard_function_value): Change prototype.
7111 * function.c (aggregate_value_p): Pass 0 as fntype to
7112 hard_function_value.
7113 (assign_parms): Use new target hook for function_value.
7114 Pass 0 as fntype to hard_function_value.
7115 (expand_function_end): Likewise.
7116 * reg-stack.c: Include target.h.
7117 (stack_result): Use new target hook for function_value.
7118 * target-def.h: New target hook function_value.
7119 * target.h: Likewise.
7120 * targhooks.c (default_function_value): New function.
7121 * targhooks.h (default_function_value): Declare.
7123 2005-07-13 Ian Lance Taylor <ian@airs.com>
7125 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7127 2005-07-14 Jan Hubicka <jh@suse.cz>
7129 * tree-dfa.c (dump_variable): Use default_def function.
7130 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7131 * tree-ssa.c (verify_use): Likewise.
7132 * tree-ssanames.c (release_ssa_name): Likewise.
7133 * tree-tailcall.c (eliminate_tail_call): Likewise.
7134 (tree_optimize_tail_calls_1): Likewise.
7135 * tree-vrp.c (get_value_range): Likewise.
7137 2005-07-14 Ben Elliston <bje@au.ibm.com>
7139 * gcc.c (main): Compare language[0] with '*' when iterating over
7142 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7144 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7145 "s390_emit_compare". Add handling of CCZ1mode.
7146 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7147 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7149 (s390_branch_condition_mask): Add CCZ1mode handling.
7150 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7151 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7152 Use CCZ1mode instead of CCZmode.
7153 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7155 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7157 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7159 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7161 2005-07-13 Eric Christopher <echristo@redhat.com>
7163 * config/mips/mips.c (mips_canonicalize_comparison): New.
7164 (mips_emit_int_relational): Use.
7166 2005-07-13 Eric Christopher <echristo@redhat.com>
7168 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7170 * config/s390/s390.md: Include tpf.md. Move tpf specific
7172 * config/s390/tpf.md: To here.
7173 * config/s390/s390.opt: Move tpf specific options...
7174 * config/s390/tpf.opt: to here. Add mmain option.
7175 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7176 * config/s390/tpf.h: Rewrite.
7178 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7180 * doc/tm.texi: Remove @xref{Cross-profiling}.
7182 2005-07-13 Jeff Law <law@redhat.com>
7184 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7185 expressions, test their _DECL operands for pointer equality rather
7186 than using operand_equal_p.
7188 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7190 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7191 (TARGET_POSIX_IO): This.
7192 * config/darwin.h: Likewise.
7193 * config/freebsd.h: Likewise.
7194 * config/linux.h: Likewise.
7195 * config/lynx.h: Likewise.
7196 * config/netbsd.h: Likewise.
7197 * config/rs6000/linux64.h: Likewise.
7198 * config/rs6000/linux.h: Likewise.
7199 * config/s390/tpf.h: Likewise.
7200 * config/sh/embed-elf.h: Likewise.
7201 * config/sparc/linux64.h: Likewise.
7202 * config/sparc/linux.h: Likewise.
7203 * config/svr4.h: Likewise.
7204 * gcov-io.h: Likewise.
7206 * doc/tm.texi: Updated.
7208 * libgcov.c (create_file_directory): Defined only if
7209 TARGET_POSIX_IO is defined.
7210 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7213 2005-07-13 Jan Hubicka <jh@suse.cz>
7215 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7217 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7219 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7220 structure as argument.
7222 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7224 PR tree-optimization/21921
7225 * tree-iterator.c (tsi_link_before): Support the case when
7226 tsi_end_p (tsi) == true.
7228 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7230 PR tree-optimization/22442
7231 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7234 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7236 PR rtl-optimization/20376
7237 * toplev.c (process_options): Enable -fweb and -frename-registers when
7239 * doc/invoke.texi: Update the information about when -fweb and
7240 -frename-registers are enabled.
7242 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7245 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7246 if *rhs_p is not a SSA_NAME.
7248 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7250 Fix PR tree-optimization/22422
7251 * tree-ssa-structalias.c (struct variable_info): Add flag for
7253 (get_varinfo): Now a static function.
7254 (new_varinfo): init has_union and is_special_var to false.
7255 (solution_set_add): Check has_union.
7256 (do_da_constraint): Move temporary variable so it gets reset
7258 Also check for special variable.
7259 (do_ds_constraint): Ditto.
7260 (do_sd_constraint): Ditto.
7261 (do_structure_copy): Check for special variable.
7262 (find_func_aliases): Ditto.
7263 (init_base_vars): Set special vars properly.
7265 2005-07-13 Jan Hubicka <jh@suse.cz>
7267 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7270 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7271 (get_expr_operands): Fix thinko wrt flags and subvars.
7273 PR tree-optimize/22379
7274 * tree-inline.c (expand_call_inline): Do not output sorry in early
7277 2005-07-12 Dale Johannesen <dalej@apple.com>
7279 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7281 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7284 * host-linux.h: Include limits.h.
7286 2005-07-12 Dale Johannesen <dalej@apple.com>
7288 * expr.c (compress_float_constant): Add cost check.
7289 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7291 2005-07-12 Dale Johannesen <dalej@apple.com>
7293 * gcc.target/i386/compress-float-sse.c: New.
7294 * gcc.target/i386/compress-float-sse-pic.c: New.
7295 * gcc.target/i386/compress-float-387.c: New.
7296 * gcc.target/i386/compress-float-387-pic.c: New.
7297 * gcc.dg/compress-float-ppc.c: New.
7298 * gcc.dg/compress-float-ppc-pic.c: New.
7300 2005-07-12 Eric Christopher <echristo@redhat.com>
7302 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7304 * config/s390/s390.md: Include tpf.md. Move tpf specific
7306 * config/s390/tpf.md: To here.
7307 * config/s390/s390.opt: Move tpf specific options...
7308 * config/s390/tpf.opt: to here. Add mmain option.
7309 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7310 * config/s390/tpf.h: Rewrite.
7312 2005-07-12 Eric Christopher <echristo@redhat.com>
7314 * gcc.c (struct infile): Update comment for language.
7315 (main): Rewrite input file resetting code.
7317 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7320 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7321 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7322 (lookup_avail_expr): Use constant_boolean_node instead
7323 of boolean_false_node/boolean_true_node.
7325 2005-07-12 Ben Elliston <bje@au.ibm.com>
7327 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7328 and use it when printing num_edges.
7330 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7332 * doc/extend.texi (Blackfin Built-in Functions): New section.
7333 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7336 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7338 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7339 s/cmpstrsi/cmpstrnsi
7340 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7342 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7343 (init_optabs): Initialize cmpstrn_optab.
7344 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7345 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7346 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7347 * config/i386/i386.md: s/cmpstr/cmpstrn
7348 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7349 * doc/md.texi: Update documentation.
7351 2005-07-11 Richard Henderson <rth@redhat.com>
7353 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7354 build_va_arg_indirect_ref.
7355 (alpha_gimplify_va_arg): Likewise.
7356 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7357 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7358 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7359 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7360 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7361 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7363 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7365 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7367 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7368 * passes.c (init_optimization_passes): Add pass_empty_loop.
7369 * tree-pass.h (pass_empty_loop): Declare.
7370 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7371 try_remove_empty_loop, remove_empty_loops): New functions.
7372 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7373 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7375 2005-07-12 Peter Barada <peter@the-baradas.com>
7379 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7380 in address registers.
7381 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7382 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7383 alternative of addsi3_5200.
7385 2005-07-11 Ian Lance Taylor <ian@airs.com>
7387 * config/mips/mips.md (ffs<mode>2): Remove.
7389 2005-07-11 Ian Lance Taylor <ian@airs.com>
7391 * doc/tree-ssa.texi (Cleanups): Improve description of
7393 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7395 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7397 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7398 * tree.h (DECL_ARGUMENT_FLD): New macro.
7400 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7402 Fix PR tree-optimization/22404
7404 * tree-ssa-structalias.c (create_variable_info_for): Use
7407 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7409 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7410 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7411 for second comparison operand.
7412 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7414 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7415 (define_insn_reservation "alu"): Likewise.
7416 (csync, ssync): Now of type sync.
7417 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7418 -mcsync-anomaly -mspecld-anomaly.
7419 * config/bfin/bfin.opt (mcsync): Remove.
7420 (mcsync-anomaly, mspecld-anomaly): Add.
7421 * config/bfin/bfin.c: Include "insn-codes.h".
7422 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7423 (TARGET_DEFAULT_TARGET_FLAGS): New.
7424 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7426 2005-07-11 Steven Bosscher <stevenb@suse.de>
7428 * basic-block.h: Give the BB flags enum a name, bb_flags.
7429 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7430 * cfgcleanup.c (enum bb_flags): Remove here.
7431 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7432 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7433 (update_forwarder_flag): Likewise.
7434 (thread_jump): Likewise.
7435 (try_forward_edges): Likewise.
7436 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7437 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7438 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7440 2005-07-11 Richard Guenther <rguenther@suse.de>
7442 * config/i386/i386.opt: New target option -msseregparm.
7443 * config/i386/i386.c (override_options): Error out for
7444 -msseregparm but no SSE support.
7445 (ix86_function_sseregparm): Check for global sseregparm.
7446 * doc/invoke.texi: Document -msseregparm.
7448 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7450 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7451 (m32rle-*-linux*): Ditto.
7453 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7455 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7456 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7459 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7463 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7464 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7466 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7468 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7469 (varmap): Heapify varmap.
7470 (constraints): Heapify constraints.
7471 (struct constraint_graph): Heapify succs and preds.
7472 (constraint_vec_find): Update for heapification.
7473 (constraint_set_union): Ditto.
7474 (insert_into_complex): Ditto.
7475 (constraint_edge_vec_find): Ditto.
7476 (erase_graph_self_edge): Ditto.
7477 (add_graph_edge): Ditto.
7478 (get_graph_weights): Ditto.
7479 (merge_graph_nodes): Ditto.
7480 (build_constraint_graph): Ditto.
7481 (topo_visit): Ditto.
7482 (solve_graph): Ditto.
7483 (create_variable_info_for): Ditto.
7484 (init_base_vars): Ditto.
7485 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7486 (condese_varmap_nodes): Free complex vector.
7487 (clear_edges_for_node): Clear succs and preds vector.
7489 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7491 * tree-ssa-structalias.c (update_alias_info): Change counting of
7492 references to not include vdefs.
7494 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7496 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7499 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7501 * pa.c (pa_commutative_p): Make PLUS commutative when
7502 TARGET_NO_SPACE_REGS is true.
7504 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7506 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7507 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7508 * tree-dfa.c (dump_subvars_for): New.
7509 (debug_subvars_for): New.
7510 (dump_variable): Show subvariables if VAR has them.
7511 * tree-flow-inline.h (get_subvar_at): New.
7512 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7513 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7515 (struct subvar): Change fields offset and size to unsigned
7517 (dump_subvars_for): Declare.
7518 (debug_subvars_for): Declare.
7519 (get_subvar_at): Declare.
7520 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7521 to unsigned HOST_WIDE_INT *.
7522 (overlap_subvar): Likewise.
7523 * tree-gimple.c (is_gimple_reg): Always return false for
7524 SFTs and memory tags.
7525 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7527 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7528 (compute_may_aliases): Call compute_points_to_sets.
7529 (collect_points_to_info_for): Remove.
7530 (compute_points_to_and_addr_escape): Remove.
7531 (delete_alias_info): Call delete_points_to_sets.
7532 (compute_flow_sensitive_aliasing): If the call to
7533 find_what_p_points_to returns false, call set_pt_anything.
7534 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7535 (set_pt_anything): Clear pi->pt_vars.
7536 (set_pt_malloc): Remove.
7537 (merge_pointed_to_info): Remove.
7538 (add_pointed_to_expr): Remove.
7539 (add_pointed_to_var): Remove.
7540 (collect_points_to_info_r): Remove.
7541 (is_escape_site): Make extern.
7543 (create_overlap_variables_for): Call it.
7544 * tree-ssa-copy.c (merge_alias_info): Never merge
7545 flow-sensitive alias information.
7546 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7547 offset and size to be unsigned HOST_WIDE_INT.
7548 (add_to_addressable_set): Rename from note_addressable.
7549 Set TREE_ADDRESSABLE as the variables are added to the set.
7551 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7552 operands into VUSEs when adding V_MAY_DEFs for members in an
7554 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7555 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7556 (struct variable_info): Add bitfield is_heap_var.
7557 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7558 (new_var_info): Initialize is_heap_var.
7559 (get_constraint_for): Add HEAP variables to the symbol table.
7560 Mark them with is_heap_var.
7561 (update_alias_info): New. Taken mostly from the old
7562 compute_points_to_and_addr_escape.
7563 (handle_ptr_arith): New.
7564 (find_func_aliases): Call update_alias_info.
7565 Call handle_ptr_info for tcc_binary expressions.
7566 Call mark_stmt_modified.
7567 (create_variable_info_for): If DECL has subvars, do not create
7568 variables for its subvars. Always add all the fields.
7569 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7570 SFTs, then add all the SFTs of the structure.
7571 If VI->DECL is an aggregate with subvariables, add the SFT at
7573 (find_what_p_points_to): If VI is an artificial variable,
7574 translate to bitfields in SSA_NAME_PTR_INFO.
7575 If the solution is empty, set pi->pt_vars to NULL
7576 (init_base_vars): Create ANYOFFSET.
7577 (compute_points_to_sets): Rename from create_alias_vars.
7579 (pass_build_pta): Remove.
7580 (delete_points_to_sets): Rename from delete_alias_vars.
7581 (pass_del_pta): Remove.
7582 * tree-ssa-structalias.h (struct alias_info): Move from
7584 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7585 NUM_REFERENCES_SET): Likewise.
7586 (compute_points_to_sets, delete_points_to_sets): Declare.
7588 2005-07-09 Richard Henderson <rth@redhat.com>
7590 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7591 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7592 alpha_split_lock_test_and_set_12): New functions.
7593 * config/alpha/alpha-protos.h: Update.
7594 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7595 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7596 * config/alpha/sync.md (I12MODE): New.
7597 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7598 (sync_<fetchop_name><I48MODE>): Likewise.
7599 (sync_nand<I48MODE>): Likewise.
7600 (sync_old_<fetchop_name><I48MODE>): Likewise.
7601 (sync_new_<fetchop_name><I48MODE>): Likewise.
7602 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7603 (sync_compare_and_swap<I48MODE>): Likewise.
7604 (sync_lock_test_and_set<I48MODE>): Likewise.
7605 (sync_compare_and_swap<I12MODE>): New.
7606 (sync_compare_and_swap<I12MODE>_1): New.
7607 (sync_lock_test_and_set<I12MODE>): New.
7608 (sync_lock_test_and_set<I12MODE>_1): New.
7610 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7614 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7616 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7618 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7619 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7621 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7624 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7626 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7628 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7629 memory_operand constraint.
7630 (store_conditional_<mode>): Same.
7631 (sync_compare_and_swap<mode>): Same.
7632 (sync_lock_test_and_set<mode>): Same.
7634 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7636 Rewrite PIC support to more closely model actual instructions.
7637 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7638 (cris_symbol): Remove prototypes for removed functions.
7639 (cris_pic_symbol_type_of, cris_valid_pic_const)
7640 (cris_expand_pic_call_address): Prototypes for new functions.
7641 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7643 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7645 <case ':'>: Add case for new punctuation character.
7646 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7647 emitting (extra) PIC modifier.
7648 <case UNSPEC>: Do not assert for PLT.
7649 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7650 (cris_expand_prologue, cris_expand_epilogue): Check
7651 for pic_offset_table_rtx usage instead of taking
7652 current_function_uses_pic_offset_table as the final word.
7653 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7654 Remove flag_pic difference.
7655 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7656 the moral equivalents of...
7657 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7659 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7660 (cris_handle_option): Mark ARG as unused.
7661 (cris_expand_pic_call_address): New worker function for "call",
7663 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7664 output PIC constructs here.
7665 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7666 as symbol-specific modifers, not whole or part of operands.
7667 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7668 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7669 constants and flag_pic.
7670 (CONSTANT_INDEX_P): Adjust for new functions.
7671 (enum cris_pic_symbol_type): New helper type.
7672 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7673 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7674 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7676 ("movsi"): Emit actual instructions for GOT and relative access.
7677 ("*movsi_got_load"): New pattern to set up the register holding
7679 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7680 Adjust FIXME for 'S'.
7681 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7682 Use "movs" for -fpic cases.
7683 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7684 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7685 ("call", "call_value"): Just call cris_expand_pic_call_address for
7687 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7688 Remove special pattern.
7689 ("*expanded_call_side", "*expanded_call_value_side"): New
7691 (gotplt-to-plt, gotplt-to-plt-side-call)
7692 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7694 * config/cris/cris/predicates.md
7695 ("cris_general_operand_or_gotless_symbol"): Remove unused
7697 ("cris_general_operand_or_symbol"): Adjust for new functions.
7699 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7701 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7703 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7705 * Makefile.in (TREE_H): Add treestruct.def.
7706 (c-decl.o): Add pointer-set.h
7707 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7708 visibility on regular DECL's.
7709 (merge_decls): Fix the copying of decl nodes of various types for
7710 the new structures. Don't update RTL, section name, weak status,
7711 etc, on DECL's without RTL.
7712 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7713 Don't check volatile on non-variable types.
7714 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7715 to check whether we have seen arguments.
7716 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7717 flag is checked before field (flag is common, field is not).
7718 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7719 TS_DECL_COMMON could have an origin.
7720 (add_location_or_const_value_attribute): Don't check section name
7721 on non-var/function decls.
7722 (dwarf2out_var_location): Reverse order of tests.
7723 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7724 with DECL_WRTL_CHECK.
7725 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7726 * fold-const.c (fold_binary): Don't check weakness on
7727 non-var/function decls.
7728 (tree_expr_nonzero_p): Ditto.
7729 (fold_checksum_tree): Use tree_decl_extra as sizeof
7731 * ggc-page.c (extra_order_size_table): Add sizes for
7732 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7734 * gimplify.c (gimplify_bind_expr): Only set
7735 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7736 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7738 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7739 * langhooks.h (init_ts). New langhook.
7740 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7741 * print-tree.c (print_node): Update to only print fields that
7742 exist in the structures the passed decl has.
7743 * toplev.c (wrapup_global_declarations): Don't reset
7744 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7745 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7746 * tree-inline.c (remap_decl): Ditto.
7747 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7748 * tree-pretty-print.c (print_declaration): Don't print
7749 DECL_REGISTER on things that don't contain it.
7750 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7751 non-var/function decls.
7752 * tree.c (tree_contains_struct): New structure.
7753 (init_priority_for_decl): New hashtable.
7754 (tree_int_map): New structure.
7755 (tree_int_map_eq): New function.
7756 (tree_int_map_marked_p): Ditto.
7757 (tree_int_map_hash): Ditto.
7758 (tree_map): Move to tree.h.
7759 (tree_map_eq): Externalize.
7760 (tree_map_hash): Ditto.
7761 (tree_map_marked_p): Ditto.
7762 (init_ttree): Set up tree_contains_struct and call langhook.
7763 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7764 (tree_code_size): Update for new structures.
7765 (tree_node_structure): Update for new structures.
7766 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7768 (copy_node_stat): Copy init priority.
7769 (build_decl_stat): Ditto for visibility.
7770 (ts_enum_names): New.
7771 (tree_contains_struct_check_failed): New function.
7772 (decl_init_priority_lookup): Ditto.
7773 (decl_init_priority_insert): Ditto.
7774 * treestruct.def: New file.
7775 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7776 (CONTAINS_STRUCT_CHECK): Ditto.
7777 (tree_contains_struct_check_failed): New prototype.
7778 (DECL_CHECK): Removed.
7779 (DECL_MINIMAL_CHECK): New.
7780 (DECL_COMMON_CHECK): Ditto.
7781 (DECL_WRTL_CHECK): Ditto.
7782 (DECL_NON_COMMON_CHECK): Ditto.
7783 (DECL_WITH_VIS_CHECK): Ditto.
7784 (VAR_OR_FUNCTION_DECL_P): Ditto
7785 (struct tree_decl_minimal): New structure.
7786 (struct tree_decl_common): Ditto.
7787 (struct tree_decl_with_rtl): Ditto.
7788 (struct tree_decl_with_vis): Ditto.
7789 (struct tree_decl_non_common): Ditto.
7790 (struct tree_field_decl): Ditto.
7791 (struct tree_parm_decl): Ditto.
7792 (struct tree_var_decl): Ditto.
7793 (struct tree_function_decl): Ditto.
7794 (struct tree_const_decl): Ditto.
7795 (struct tree_result_decl): Ditto.
7796 (union tree_node): Add new structures.
7797 * var-tracking.c (track_expr_p): Reverse order of tests.
7799 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7801 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7803 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7804 * system.h: Poison FINALIZE_PIC.
7805 * doc/tm.texi (FINALIZE_PIC): Remove.
7807 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7810 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7811 to the correct type if we have a MODIFY_EXPR.
7813 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7815 PR tree-optimization/22360
7816 * tree.c (upper_bound_in_type): Fix calculations for casting
7817 to a non-wider signed type and casting a signed value to a
7818 wider unsigned type.
7819 (lower_bound_in_type): Fix calculations for casting to a
7820 non-wider signed type.
7822 PR tree-optimization/20139
7823 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7825 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7826 fold_cond_expr_cond.
7827 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7828 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7830 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7833 * tree-complex.c (expand_complex_libcall): Produce
7834 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7836 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7838 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7839 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7840 b" assert and inserted fastpath code for this case.
7841 (bitmap_ior): Removed "a != b" assert.
7843 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7845 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7846 (ENDFILE_SPEC): Likewise.
7847 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7849 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7850 a large stack frame at epilogue.
7852 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7854 * final.c: Include sdbout.h when required.
7856 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7858 * config.gcc (*-*-darwin*): Only one target-specific header file
7860 (powerpc-*-darwin*): Add version-specific header files.
7861 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7862 * config.in: Regenerate.
7863 * configure: Regenerate.
7864 * gcc.c: Include xregex.h.
7865 (version_compare_spec_function): New.
7866 (spec_function): Add version-compare.
7867 (replace_outfile_spec_function): Reformat comment.
7868 (compare_version_strings): New.
7869 * config/darwin-c.c (version_as_macro): New.
7870 (builtin_define): New.
7871 (darwin_cpp_builtins): New.
7872 * config/darwin-protos.h (darwin_cpp_builtins): New.
7873 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7874 (LIB_SPEC): Make unconditional, update comment.
7875 (TARGET_C99_FUNCTIONS): Define.
7876 * config/darwin.opt: Sort.
7877 (mmacosx-version-min=): New.
7878 * config/darwin7.h: Delete.
7879 * config/darwin8.h: Delete.
7880 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7881 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7882 (TARGET_C99_FUNCTIONS): Define.
7883 * config/rs6000/darwin7.h: New.
7884 * config/rs6000/darwin8.h: New.
7885 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7886 (-mmacosx-version-min): Document.
7888 2005-07-07 Ian Lance Taylor <ian@airs.com>
7890 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7892 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7895 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7897 2005-07-07 Khem Raj <kraj@mvista.com>
7899 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7900 in bytes, not words.
7902 2005-07-07 Paul Brook <paul@codesourcery.com>
7904 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7905 DEFAULT_FUNCTION_ARG_PADDING to upward.
7907 2005-07-07 Richard Henderson <rth@redhat.com>
7909 * function.c (locate_and_pad_parm): Record parameter alignment in
7910 stack_alignment_needed.
7912 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7914 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7915 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7916 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7917 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7918 (define_attr "type"): Add isync, sync, load_l, store_c.
7919 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7920 Create scratch volatile MEM.
7921 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7923 (load_locked_<mode>): New.
7924 (store_conditional_<mode>): New.
7925 (sync_compare_and_swap<mode>): Replace with splitter.
7926 (sync_lock_test_and_set<mode>): Replace with splitter.
7927 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7929 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7930 is ics. Attribute isync.
7931 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7933 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7934 and UNSPECV_SYNC_OP.
7935 (emit_unlikely_jump): New.
7936 (emit_load_locked): New.
7937 (emit_store_conditional): New.
7938 (rs6000_split_compare_and_swap): New.
7939 (rs6000_split_lock_test_and_set): New.
7940 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7941 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7942 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7943 rs6000_split_lock_test_and_set): Declare.
7944 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7945 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7946 store_c, isync, sync.
7948 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7950 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7951 filenames to gtyp-gen.h.
7952 (s-typ-gen): Use it in place of for loops.
7954 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7956 * hooks.c (hook_bool_rtx_int_false): New function.
7957 * hooks.h (hook_bool_rtx_int_false): Declare.
7958 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7959 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7960 * target.h (struct gcc_target): Add commutative_p member.
7961 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7962 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7963 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7964 (pa_commutative_p): New function.
7965 * jump.c (target.h): Include.
7966 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7967 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7969 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7971 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7972 (s390_expand_setmem): New.
7973 * config/s390/s390.c: Likewise.
7974 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7976 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7977 general_operand. Call new function "s390_expand_setmem".
7978 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7979 ("setmem_long", "*setmem_long"): ... this.
7981 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7983 * config/s390/s390.c: (optimization_options): Enable
7984 TARGET_MVCLE at -Os.
7985 * doc/invoke.texi: Document changes in default behaviour.
7986 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7988 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7990 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7991 defined by back-end.
7993 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7995 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7996 all sets in the pattern.
7997 * config/rs6000/rs6000.md (stack_protect_testsi,
7998 stack_protect_testdi): Likewise.
8000 2005-07-06 Jeff Law <law@redhat.com>
8002 * tree-vrp.c (simplify_using_ranges): Kill.
8003 (vrp_finalize): Remove call to simplify_using_ranges.
8004 (simplify_stmt_using_ranges): New function extracted from
8005 simplify_using_ranges.
8006 (simplify_div_or_mod_using_ranges): Likewise.
8007 (simplify_abs_using_ranges): Likewise.
8008 (simplify_cond_using_ranges): New function.
8009 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8010 * tree-ssa-propagate.c (substitute_and_fold): Call
8011 simplify_stmt_using_ranges if we have range information.
8013 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8015 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8016 ia64_flag_schedule_isns2.
8018 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8019 reading/writing general registers.
8020 (ia64_function_arg): Revert 2005-06-18 change.
8022 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8024 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8025 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8027 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8029 * function.c (expand_function_end): Revert part of 2005-06-27
8030 patch. Do sjlj_emit_function_exit_after after return_label.
8032 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8034 * doc/install.texi (--disable-libssp): New.
8036 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8038 * doc/invoke.texi: Update -fforce-mem documentation.
8039 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8040 code for -fforce-mem.
8041 * expmed.c: (store_bit_field,store_fixed_bit_field,
8042 extract_bit_field): Ditto.
8043 * expr.c: (convert_move): Ditto.
8044 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8045 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8046 emit_conditional_add,expand_float,expand_fix): Ditto.
8047 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8048 (common_handle_option): Issue warning when -fforce-mem specified.
8050 2005-07-06 Paul Brook <paul@codesourcery.com>
8052 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8054 * configure: Regenerate.
8056 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8058 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8060 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8062 Fix PR tree-optimization/22319
8063 Fix PR tree-optimization/22140
8064 Fix PR tree-optimization/22310
8066 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8067 variable sized types.
8068 Use correct type for intermediate structure on *a = *b structure
8071 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8073 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8075 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8076 (machine_function): Move typedef to...
8077 * config/rs6000/rs6000.c (machine_function): ... here. Add
8078 varargs_save_offset field.
8079 (rs6000_stack_t): Remove varargs_size field.
8080 (setup_incoming_varargs): Allocate varargs save area using
8081 assign_stack_local, try to make it as small as possible.
8082 Save offset from virtual_stack_vars_rtx to the save area
8083 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8084 instead of magic 8 when fp word byte size is used.
8085 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8086 instead of -RS6000_VARARGS_SIZE.
8087 (rs6000_stack_info, debug_stack_info,
8088 rs6000_initial_elimination_offset): Remove all traces of
8090 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8091 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8092 RS6000_VARARGS_AREA.
8094 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8096 PR tree-optimization/21963
8097 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8098 constant_multiple_of in the same way get_computation_cost_at does.
8100 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8102 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8103 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8104 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8105 and return its previous value.
8106 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8107 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8109 (stack_protect_set, stack_protect_test): New expanders.
8110 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8111 stack_protect_testdi): New insns.
8112 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8113 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8115 2005-07-06 Jeff Law <law@redhat.com>
8117 * tree-ssa-dce.c (cfg_altered): New global.
8118 (tree_dce_init): Initialize cfg_altered.
8119 (remove_dead_stmt): If we remove an edge in the CFG, then set
8121 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8124 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8126 * Makefile.in (stamp-collect-ld): Use
8127 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8128 ./collect-ld if it already exists.
8129 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8130 Don't remove ./nm if it already exists.
8132 2005-07-05 Devang Patel <dpatel@apple.com>
8134 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8135 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8136 * tree-vectorizer.c (vect_loop_location): New.
8137 (vect_print_dump_info): Use vect_loop_location.
8138 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8139 (vectorize_loops): Set vect_loop_location.
8140 * tree-vect-analyze.c (vect_analyze_offset_expr,
8141 vect_determin_vectorization_factor, vect_analyze_operations,
8142 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8143 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8144 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8145 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8146 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8147 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8148 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8149 vect_analyze_loop): Adjust vect_print_dump_info API.
8150 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8151 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8152 vect_finish_stmt_generation, vectorizable_assignment,
8153 vectorizable_operation, vectorizable_store, vectorizable_load,
8154 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8155 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8156 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8157 vect_transform_loop): Same.
8158 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8159 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8162 2005-07-05 Randolph Chung <tausq@debian.org>
8164 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8165 * configure: Regenerate.
8166 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8167 (pa_tls_referenced_p): Declare.
8168 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8169 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8170 (legitimize_tls_address): New.
8171 (hppa_legitimize_address): Handle TLS addresses.
8172 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8173 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8174 (emit_move_sequence): Handle TLS addresses.
8175 (pa_encode_section_info): Call default handler to handle common
8177 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8178 (CONSTANT_ADDRESS_P): Reject TLS operands.
8179 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8180 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8181 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8182 (UNSPEC_TLSLE): Define new constants.
8183 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8184 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8185 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8186 (tie_symbolic_operand, tle_symbolic_operand): New
8188 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8190 * aclocal.m4: Update macros for autoconf 2.59 style.
8191 * configure.ac: Likewise.
8193 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8195 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8196 (function_arg): Pass small aggregates in general registers on 32-bit
8198 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8200 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8202 * Makefile.in (final.o): Fix dependencies.
8204 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8208 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8209 * langhooks.c (lhd_expr_to_decl): New.
8210 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8212 (LANG_HOOKS_INITIALIZER): Update.
8213 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8214 expr_to_decl langhook.
8215 * c-tree.h (c_expr_to_decl): Declare.
8216 * c-typeck.c (c_expr_to_decl): New.
8217 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8219 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8221 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8224 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8225 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8227 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8229 * Makefile.in: Adjust dependencies.
8230 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8231 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8232 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8233 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8234 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8235 rest_of_compilation.
8237 * bb-reorder.c (gate_duplicate_computed_gotos,
8238 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8239 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8240 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8241 pass_partition_blocks): New.
8242 * bt-load.c (gate_handle_branch_target_load_optimize,
8243 rest_of_handle_branch_target_load_optimize,
8244 pass_branch_target_load_optimize): New.
8245 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8247 * cfglayout.c (pass_insn_locators_initialize): New.
8248 * cfgrtl.c (pass_free_cfg): New.
8249 * combine.c (gate_handle_combine, rest_of_handle_combine,
8251 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8252 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8253 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8254 * except.c (pass_set_nothrow_function_flags,
8255 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8257 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8258 rest_of_handle_shorten_branches, pass_shorten_branches,
8259 rest_of_clean_state, pass_clean_state): New.
8260 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8261 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8262 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8264 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8265 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8266 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8267 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8269 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8270 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8271 pass_rtl_ifcvt, gate_handle_if_after_combine,
8272 rest_of_handle_if_after_combine, pass_if_after_combine,
8273 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8274 pass_if_after_reload): New.
8275 * integrate.c (pass_initial_value_sets): New.
8276 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8277 pass_purge_lineno_notes): New.
8278 * mode-switching.c (rest_of_handle_mode_switching,
8279 pass_mode_switching): New.
8280 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8281 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8283 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8284 pass_loop_optimize): New.
8285 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8287 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8289 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8290 pass_postreload_cse): New.
8291 * profile.c (gate_handle_profiling, pass_profiling,
8292 rest_of_handle_branch_prob, pass_branch_prob): New.
8293 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8294 pass_split_before_regstack, gate_handle_split_before_regstack,
8295 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8296 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8297 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8298 pass_stack_regs): New.
8299 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8300 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8301 pass_stack_adjustments): New.
8302 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8303 pass_regrename): New.
8304 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8305 pass_delay_slots, gate_handle_machine_reorg,
8306 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8307 * rtl.h (extern void purge_line_number_notes): New.
8308 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8309 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8311 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8313 * value-prof.c (gate_handle_value_profile_transformations,
8314 rest_of_handle_value_profile_transformations,
8315 pass_value_profile_transformations): New.
8316 * var-tracking.c (gate_handle_var_tracking,
8317 pass_variable_tracking): New.
8318 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8320 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8321 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8322 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8323 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8324 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8325 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8326 rest_of_handle_gcse2, rest_of_handle_regmove,
8327 rest_of_handle_tracer, rest_of_handle_if_conversion,
8328 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8329 rest_of_handle_web, rest_of_handle_branch_prob,
8330 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8331 rest_of_handle_jump_bypass, rest_of_handle_combine,
8332 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8333 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8334 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8335 rest_of_handle_mode_switching, rest_of_handle_jump,
8336 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8337 rest_of_handle_flow2, rest_of_handle_jump2,
8338 rest_of_handle_peephole2, rest_of_handle_postreload,
8339 rest_of_handle_shorten_branches, rest_of_clean_state,
8340 rest_of_compilation): Remove.
8342 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8343 * passes.c (dump_flags, in_gimple_form, all_passes,
8344 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8345 register_dump_files, next_pass_1, last_verified, execute_todo,
8346 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8347 from tree-optimize.c.
8348 (init_optimization_passes): Moved from tree-optimize.c,
8349 adding the RTL optimizations.
8350 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8351 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8352 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8353 register_dump_files, next_pass_1, last_verified, execute_todo,
8354 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8355 init_tree_optimization_passes, ipa_passes): Delete.
8356 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8358 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8359 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8361 (ipa_passes): Remove.
8362 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8363 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8364 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8365 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8366 (dump_info_p, dump_flag): Moved to tree-dump.h.
8368 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8370 * passes.c (finish_optimization_passes): Use dump_begin
8371 and dump_end, TDI_end.
8372 (gate_rest_of_compilation): New.
8373 (pass_rest_of_compilation): Use it.
8374 (gate_postreload, pass_postreload): New.
8375 * toplev.c (general_init): Rename init_tree_optimization_passes.
8376 * toplev.h (init_tree_optimization_passes): Rename to
8377 init_optimizations_passes.
8378 * tree-dump.c (dump_flag): Make static.
8379 (dump_files): Remove RTL dumps.
8380 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8381 pass_cleanup_cfg, pass_free_cfg_annotations,
8382 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8383 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8384 * tree-pretty-print.c: Include tree-pass.h.
8385 * cgraph.c: Include tree-dump.h.
8387 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8389 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8390 Only fall back to saying it points to readonly memory if
8393 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8395 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8396 * config/m32r/m32r.c (m32r_compute_frame_size,
8397 m32r_expand_prologue): Take current_function_profile into
8398 account whenever we reference
8399 current_function_uses_pic_offset_table.
8400 (m32r_finalize_pic): Remove.
8401 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8403 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8405 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8406 instead of $<. Don't remove ./as if it already exists.
8408 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8411 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8412 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8413 for complex modes when generating code for PA 1.0.
8414 (VALID_FP_MODE_P): New macro.
8415 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8416 sets for all general and floating point modes. Align wide floating
8417 point modes to even register boundaries to comply with architectural
8419 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8420 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8421 (VALID_FP_MODE_P): New macro.
8422 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8423 sets for all general and floating point modes. Align wide floating
8424 point modes to even register boundaries to comply with architectural
8427 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8429 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8432 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8434 * tree-ssa-structalias.c: Don't include expr.h.
8436 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8438 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8441 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8443 Fix PR tree-optimization/22279
8445 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8448 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8450 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8452 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8454 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8455 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8456 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8457 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8458 config/stormy16/stormy16.c, config/v850/v850.c,
8459 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8460 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8461 Avoid "." or "\n" at end of diagnostics and capital letters at
8462 start of diagnostics.
8463 * combine.c, cse.c: Don't translate dump file output.
8464 * toplev.c (print_version): Only translate output if going to
8467 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8469 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8470 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8473 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8475 * pa.c (fix_range): Fix typo in comment.
8477 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8479 * tree-vrp.c (extract_range_from_assert): Replace
8480 fold (build (...)) with fold_build2.
8482 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8484 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8485 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8486 (format_types_orig, handle_format_attribute): Add support for
8489 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8491 * varasm.c (assemble_variable): Fix format specifier thinko.
8493 2005-07-03 Ira Rosen <irar@il.ibm.com>
8495 PR tree-optimization/22029 (and 22135)
8496 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8497 a phi node before calling dump_vops.
8499 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8501 * tree-dump.h (dump_string_field): Declare.
8502 * tree-dump.c: Use it instead of dump_string.
8503 (dump_string_field): Make non-static.
8505 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8507 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8508 up the minimal CFG stuff always when optimize > 0. Call
8509 split_all_insns_noflow in PIC case if needed.
8511 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8512 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8515 * c-decl.c (c_write_global_declarations): Dump contents of
8517 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8518 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8519 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8520 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8523 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8525 * c-common.h (GCC_DIAG_STYLE): Define.
8526 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8527 version for format checking to 4.1.
8528 * c-format.c: Include toplev.h after c-common.h.
8529 (enum format_type): Add gcc_tdiag_format_type.
8530 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8531 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8532 (format_types_orig): Add gcc_tdiag.
8533 (init_dynamic_diag_info): Support gcc_tdiag formats.
8534 (handle_format_attribute): Likewise.
8535 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8536 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8537 version for format checking to 4.1.
8538 (warning0, warning, error, pedwarn, sorry): Use
8540 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8541 (finish_aliases_1): Do not use %qE.
8542 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8543 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8544 Correct format bugs.
8545 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8546 parameter to unsigned HOST_WIDE_INT.
8547 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8549 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8552 * expr.c (write_complex_part): Use adjust_address for MEM.
8553 (read_complex_part): Same.
8555 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8557 Fix PR tree-optimization/22280
8559 * tree-sra.c (generate_element_init): Remove useless loop.
8561 2005-07-02 Richard Henderson <rth@redhat.com>
8563 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8565 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8567 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8570 * fold-const.c (fold_binary): Handle the return value of
8571 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8572 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8574 2005-07-02 Jeff Law <law@redhat.com>
8576 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8577 a eliminate type conversion which feeds an equality comparison
8578 if the original type or either operand in the comparison is a
8581 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8583 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8584 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8586 * config/avr/avr.c: Do not use '`' as left quote.
8587 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8588 Remove "." from end of diagnostics. Make diagnostics start with
8591 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8592 Joseph S. Myers <joseph@codesourcery.com>
8594 * toplev.c (default_tree_printer): Handle setting location with
8596 * c-objc.common.c (c_tree_printer): Likewise.
8597 * c-format.c (gcc_diag_flag_specs): Add '+'.
8598 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8599 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8601 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8602 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8603 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8604 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8605 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8606 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8607 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8608 format arguments where %J is used without %D.
8610 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8612 * gcc.c (LINK_SSP_SPEC): Define.
8613 (link_ssp_spec): New variable.
8614 (LINK_COMMAND_SPEC): Add %(link_ssp).
8615 (static_specs): Add link_ssp_spec.
8616 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8617 * configure: Rebuilt.
8618 * config.in: Rebuilt.
8620 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8621 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8622 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8623 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8624 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8625 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8626 -0x7008(2) instead of reading __stack_chk_guard variable.
8627 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8629 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8630 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8631 if TARGET_THREAD_SSP_OFFSET is defined.
8632 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8633 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8636 2005-06-27 Richard Henderson <rth@redhat.com>
8637 * libgcc-std.ver (GCC_4.1.0): New.
8638 * libgcc.h (__stack_chk_guard): Declare.
8639 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8640 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8641 * mklibgcc.in (lib2funcs): Add them.
8643 2005-07-01 Richard Henderson <rth@redhat.com>
8645 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8646 void * before struct sigcontext *.
8647 (x86_fallback_frame_state): Likewise.
8649 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8651 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8653 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8656 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8657 we check for SSA_NAME for.
8659 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8661 Fix PR tree-optimization/22071
8663 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8665 (get_constraint_for_component_ref): Use it.
8667 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8670 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8671 print out the last new line.
8673 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8675 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8676 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8677 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8678 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8679 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8680 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8681 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8682 (enum reg_class): New member CC0_REGS.
8683 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8684 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8685 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8686 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8687 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8688 Adjust for register now described.
8690 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8693 * config/i386/i386.md (stack_protect_test_si,
8694 stack_protect_test_di): Add earlyclobber for scratch 3.
8695 * config/rs6000/rs6000.md (stack_protect_testsi,
8696 stack_protect_testdi): Add earlyclobber for scratch 3,
8697 remove earlyclobber from scratch 4.
8699 Older entries for 2005 can be found in ChangeLog-2005.