1 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
4 * varasm.c (assemble_name): Recompute name only for transparent
7 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
9 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
11 2005-11-04 Jeff Law <law@redhat.com>
14 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
15 perform reassociation if the parent statement will not die as
16 a result of the optimization.
18 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
20 * tree-ssa-alias.c (compute_may_aliases): Remove call to
22 * tree-dfa.c (referenced_var_remove): Remove function.
23 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
24 (delete_tree_ssa): Remove call to delete_old_heapvars.
25 Add call to delete_alias_heapvars.
26 * tree-flow.h (referenced_var_remove): Remove prototype
27 (init_alias_heapvars): New prototype.
28 (delete_alias_heapvars): Ditto.
29 * Makefile.in (tree-ssa-structalias.o): Add
30 gt-tree-ssa-structalias.o
31 (GTFILES): Add tree-ssa-structalias.h and
32 tree-ssa-structalias.c.
33 (s-gtype): Add gt-tree-ssa-structalias.h.
34 * tree-ssa-structalias.c (heapvars): Remove.
35 (oldheapvars): Remove.
36 (heapvar_for_stmt): New variable.
37 (heapvar_lookup): New function.
38 (heapvar_insert): Ditto.
39 (get_constraint_for): See if we have an old heapvar
41 (init_alias_heapvars): New function.
42 (delete_alias_heapvars): Ditto.
43 Add include of gt-tree-ssa-structalias.h.
45 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
48 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
50 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
52 * tree.c (int_fits_type_p): Only look at the base type
53 if it has the same precision as the original type.
55 2005-11-10 Jakub Jelinek <jakub@redhat.com>
58 * varasm.c (assemble_alias): Use %q+D in the error
59 message instead of %J and %qD.
61 2005-11-10 Richard Guenther <rguenther@suse.de>
63 * gcse.c (free_ldst_entry): Only free hashtable if
66 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
68 * function.c (assign_stack_local_1): Issue an error message if
69 the frame size overflows in the signed target arithmetics.
71 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
73 * tree.c (build_qualified_type): Chain the new type to the original
74 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
75 a POINTER_TYPE or a REFERENCE_TYPE respectively.
76 (build_pointer_type_for_mode): Only return unqualified types.
77 (build_reference_type_for_mode): Likewise.
79 2005-11-09 Jakub Jelinek <jakub@redhat.com>
81 * Makefile.in (gnucompare): Do comparison of all files using one of
82 the chosen methods and only afterwards decide if just warning should
83 be issued or comparison failure raised.
85 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
87 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
88 (noce_try_abs): Negate if the comparison is reversed.
89 Look only one instruction backwards for a REG_EQUAL note.
91 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
94 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
95 gthr-tpf.h: Define __gthrw. For all identifiers that might
96 be weak, introduce weakrefs or non-weak aliases with __gthrw,
97 and prefix all uses with __ghtrw.
99 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
102 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
103 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
104 * c-common.c (handle_weakref_attribute): New.
105 (c_common_attribute_table): Add weakref.
106 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
108 * configure, config.in: Rebuilt.
109 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
110 * doc/extend.texi: Document weakref attribute.
111 * varasm.c (ultimate_transparent_alias_target): New
112 (assemble_name): Use it.
113 (weak_finish_1): Split out of...
114 (weak_finish): ... and deal with weakrefs in...
115 (weakref_targets): ... new list.
116 (globalize_decl): Clean up weakref_targets.
117 (do_assemble_alias): Handle weakrefs.
118 (finish_aliases_1): Do not reject weakrefs to external symbols.
119 (assemble_alias): Handle weakrefs.
121 2005-11-09 Richard Guenther <rguenther@suse.de>
123 PR tree-optimization/24716
124 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
125 t_bool to track results from follow_ssa_edge.
127 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
129 * final.c (force_source_line): New global variable.
130 (final_scan_insn): Set it to true instead of clearing last_filename.
131 (notice_source_line): Return true if force_source_line is true,
132 unless source info is absent.
134 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
137 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
138 a linkage name for a variable if it a register variable.
139 * c-decl.c (grokdeclarator): Global register variables
140 should be set as PUBLIC.
142 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
145 * config/s390/s390.c (struct s390_frame_layout): New fields
146 first_save_gpr_slot and last_save_gpr_slot.
147 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
148 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
149 first_save_gpr and last_save_gpr with the _slot variants.
150 (s390_register_info): Calculate first_save_gpr_slot and
151 last_save_gpr_slot using regs_ever_live.
153 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
156 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
157 for a function containing a landing pad.
159 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
162 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
165 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
167 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
168 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
170 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
173 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
175 (call,load,store): New insn types.
176 (mem_access, branch_access): Adjust reservation conditions.
177 (define_delay): Adjust condition.
178 (decrement_and_branch_until_zero): Allow for ms2. Set branch
180 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
181 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
183 (call_internal, call_value_internal, return_internal,
184 return_interrupt_internal, eh_return_internal, indirect_jump,
185 tablejump): Set call insn type.
186 (blockage, ei, di): Use appropriate unspec const.
187 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
188 (ms1_get_attr_type): Adjust to give load & store types.
189 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
190 backwards past a barrier.
191 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
193 (struct branch_info, struct label_info): New.
195 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
196 (ms1_machine_reorg): New.
197 (TARGET_MACHINE_DEPENDENT_REORG): Override.
198 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
199 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
200 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
203 2005-11-09 Per Bothner <per@bothner.com>
204 Uros Bizjak <uros@kss-loka.si>
207 * toplev.c (process_options): Initialize debug_hooks early
208 in case lang_hooks.post_options ends up calling a debug_hook.
210 2005-11-08 Jakub Jelinek <jakub@redhat.com>
212 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
213 DBX_REGISTER_NUMBER being contiguous.
215 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
216 Diego Novillo <dnovillo@redhat.com>
219 * tree-vrp.c (register_edge_assert_for): Do not register
220 always-false predicates.
222 2005-11-08 Devang Patel <dpatel@apple.com>
224 PR tree-optimization/23115
225 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
228 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
230 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
233 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
235 Fix PR tree-optimization/23382
237 * tree-ssa-alias.c (compute_may_aliases): Call
238 delete_old_heap_vars.
239 * tree-dfa.c (referenced_var_remove): New function.
240 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
241 * tree-flow.h (referenced_var_remove): Add prototype.
242 (delete_old_heap_vars): Ditto.
243 * tree-ssa-structalias.c (heapvars): New variable.
244 (oldheapvars): Ditto.
245 (get_constraint_for): Put heap vars on heapvars list.
246 (delete_old_heap_vars): New function.
248 2005-11-08 Jason Merrill <jason@redhat.com>
250 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
252 2005-11-08 Uros Bizjak <uros@kss-loka.si>
255 * reg-stack.c (reg_to_stack): Update register liveness also
256 for flag_sched2_use_traces.
258 2005-11-08 Alan Modra <amodra@bigpond.net.au>
261 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
262 override prior explicit -mno-powerpc-gfxopt.
264 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
266 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
267 if the bitsize is zero.
268 * doc/md.texi (Standard Pattern Names): Document it.
270 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
271 (TARGET_PASS_BY_REFERENCE): Likewise.
273 2005-11-07 Ian Lance Taylor <ian@airs.com>
275 PR rtl-optimization/24683
276 * config/i386/i386.c (legitimize_pic_address): If constant operand
277 to PLUS is too large, put it in a register.
279 2005-11-07 Jie Zhang <jie.zhang@analog.com>
281 * configure.ac: Enable checking assembler dwarf2 support for bfin
283 * configure: Regenerate.
285 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
289 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
290 gen_easy_vector_constant_add_self): Delete.
291 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
293 (output_vec_const_move): Use gen_easy_altivec_constant.
294 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
295 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
296 (easy_vector_constant_add_self): Rewritten.
297 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
298 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
299 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
300 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
301 Macroize and adjust for the other changes.
303 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
307 * c-typeck.c (build_c_cast): Try using a shared constant, and see
308 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
310 2005-11-07 Jakub Jelinek <jakub@redhat.com>
312 PR rtl-optimization/23567
313 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
314 (noce_process_if_block): Don't do any optimizations except
315 if (cond) x = x; if !set_b and write into orig_x may trap
316 or fault. Remove the MEM_READONLY_P check.
318 2005-11-06 Diego Novillo <dnovillo@redhat.com>
321 * tree-vrp.c (fix_equivalence_set): New.
322 (extract_range_from_assert): Call it.
324 2005-11-05 Ian Lance Taylor <ian@airs.com>
327 * combine.c (apply_distributive_law): Don't distribute across a
330 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
332 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
333 config/ms1/ms1.h, config/rs6000/predicates.md,
334 config/s390/s390.c, params.def, postreload-gcse.c,
335 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
336 tree-vrp.c, tree.c: Fix comment typos.
337 * doc/invoke.texi: Fix typos.
339 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
341 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
342 for testing whether the data_dependence_relation contains distance
343 vectors. Iterate over all distance vectors of the ddr.
344 * lambda.h: Define a vec of lambda_vector pointers.
345 * tree-data-ref.c (dump_data_dependence_relation,
346 dump_data_dependence_direction): Iterate over all distance and
347 direction vectors of the ddr.
348 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
350 (build_classic_dist_vector, build_classic_dir_vector): Push a set
351 of distance/direction vectors instead of a single one.
352 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
353 lambda_vectors with a vec of lambda_vectors.
354 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
355 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
356 DDR_NUM_DIST_VECTS): New.
357 * tree-loop-linear.c (gather_interchange_stats): Test for the
358 existence of distance vectors only after having checked that there
359 is a dependence. Iterate over all distance vectors of the ddr.
360 (linear_transform_loops): Use dump_data_dependence_relation.
361 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
362 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
363 distance vectors of the ddr.
365 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
368 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
369 IS_INTHANDLER; all callers changed.
370 (n_regs_saved_by_prologue): Take interrupt handler attributes into
372 (do_link, do_unlink): New argument ALL; all callers changed.
373 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
374 If function isn't leaf, save and restore all registers.
375 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
378 2005-11-05 Jan Hubicka <jh@suse.cz>
380 PR rtl-optimization/23490
381 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
382 max-flow-memory-location): Document.
383 * flow.c: Include params.h
384 (MAX_MEM_SET_LIST_LEN): Kill.
385 (add_to_mem_set_list): Use new param.
386 * cse.c (cse_basic_block): Replace 1000 by new param.
387 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
388 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
389 * predict.c (predict_loops): Use new param.
390 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
392 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
393 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
394 Do not hold memory returned by cgraph_node_name across other call.
396 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
399 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
402 2005-11-04 Jeff Law <law@redhat.com>
405 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
406 * tree-ssa-dom.c: Include params.h.
407 (thread_across_edge): If there are too many statements in the
408 target block, then do not thread through it.
409 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
410 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
412 2005-11-03 Diego Novillo <dnovillo@redhat.com>
415 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
416 TODO_update_ssa instead of TODO_update_ssa_no_phi.
418 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
421 * tree-scalar-evolution.c (instantiate_parameters_1,
422 instantiate_parameters, resolve_mixers): Compute the size of an
423 expression to be instantiated and give up the instantiation if the
424 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
426 2005-11-04 Richard Guenther <rguenther@suse.de>
428 * tree-flow.h (ref_contains_indirect_ref): Rename to
429 array_ref_contains_indirect_ref.
430 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
431 (array_ref_contains_indirect_ref): Make comment match the code
433 (ref_contains_array_ref): Likewise.
434 * tree-ssa-structalias.c (find_func_aliases): Remove call to
435 ref_contains_indirect_ref.
436 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
437 Rename calls to ref_contains_indirect_ref.
439 2005-11-04 Paul Brook <paul@codesourcery.com>
441 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
442 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
443 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
444 * config/arm/arm.md: Use match_operand in peephole input templates
445 and match_dup in peephole output templates.
447 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
449 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
452 2005-11-04 Mark Mitchell <mark@codesourcery.com>
453 Daniel Jacobowitz <dan@codesourcery.com>
455 * longlong.h (add_ssaaaa): Clobber condition code register
457 (sub_ddmmss): Likewise.
458 (umul_ppmm): Likewise.
460 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
461 Paul Brook <paul@codesourcery.com>
462 Phil Blundell <pb@reciva.com>
464 * configure.ac: Add test for ARM TLS support.
465 * configure: Regenerated.
466 * config/arm/arm-protos.h (legitimize_tls_address)
467 (arm_tls_referenced_p, tls_mentioned_p)
468 (arm_output_addr_const_extra): New prototypes.
469 (thumb_legitimize_pic_address): Delete.
470 * config/arm/arm.c: Include "gt-arm.h".
471 (enum tls_reloc): New.
472 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
473 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
474 (arm_call_tls_get_addr, legitimize_tls_address)
475 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
476 (arm_init_tls_builtins, arm_emit_tls_decoration)
477 (arm_output_addr_const_extra): New functions.
478 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
479 (TARGET_HAVE_TLS): Define.
480 (target_thread_pointer): New.
481 (arm_override_options): Handle -mtp=.
482 (legitimize_pic_address): Ignore UNSPECs.
483 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
485 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
486 (tls_get_addr_libfunc): New variable.
487 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
488 (arm_init_builtins): Call arm_init_tls_builtins.
489 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
490 (arm_encode_section_info): Call default_encode_section_info.
491 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
492 (enum arm_tp_type): New.
493 (target_thread_pointer): Add declaration.
494 (LEGITIMATE_CONSTANT_P): Handle TLS.
495 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
496 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
497 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
498 * config/arm/arm.md: Add UNSPEC_TLS.
500 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
502 (tls_load_dot_plus_eight): New insn and a peephole to create it.
503 (load_tp_hard, load_tp_soft): New insns.
504 * arm.opt: Add -mtp=.
505 * doc/invoke.texi (ARM Options): Document -mtp.
507 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
509 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
510 * config/arm/libunwind.S: Include "lib1funcs.asm".
511 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
512 (LIB2ADDEH): Add libunwind.S.
513 (LIB2ADDEHDEP): Add lib1funcs.asm.
514 * mklibgcc.in: Handle asm files in libgcc_eh.a.
516 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
519 * gcc/c.opt: Add a -lang-fortran option.
520 * gcc/c-opts.c: Add a lang_fortran flag.
521 (c_common_init_options): Handling the -lang-fortran option.
522 (c_common_handle_option): Add a case for Fortran options in
523 preprocessing. Remove cases for -ffixed-form and
524 -ffixed-line-length. Add a case for -lang-fortran.
526 2005-11-03 David Edelsohn <edelsohn@gnu.org>
528 * config/rs6000/rs6000.c: Include params.h
529 (optimization_options): Set max-grow-copy-bb-insns default to 16.
530 (bdesc_2arg): Delete vpkuhss and vpkuwss.
531 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
532 (UNSPEC_VPKUWSS): Delete.
533 (altivec_vpkuhss): Delete.
534 (altivec_vpkuwss): Delete.
535 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
537 (neg_eq0<mode>): Remove final condition.
538 (neg_eq<mode>): Remove condition and split-condition.
540 2005-11-04 Alan Modra <amodra@bigpond.net.au>
542 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
543 Use associated print macros.
545 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
548 * diagnostic.c (diagnostic_set_info_translated): New function.
549 (diagnostic_set_info): Use it. Add comment.
550 * diagnostic.h (diagnostic_set_info_translated): Declare.
552 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
554 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
555 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
556 reference only if 'public' is true.
557 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
558 emit the .hidden directive only if the indirect reference is public.
559 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
560 Pass it to dw2_force_const_mem.
561 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
562 * dwarf2out.c (output_cfi): Adjust calls to above function.
563 (output_call_frame_info): Likewise.
564 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
565 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
567 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
569 PR tree-optimization/24483
570 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
571 field to elts if possible.
573 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
576 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
579 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
581 Fix PR tree-optimization/24351
583 * tree-ssa-structalias.c (struct variable_info): Add
585 (get_varinfo_fc): New function to follow collapsing.
586 (new_var_info): Set collapsed_to to NULL.
587 (dump_constraint): Follow collapsing.
588 (build_constraint_graph): Handle collapsing.
589 (do_simple_structure_copy): Return false if something bad
591 (collapse_rest_of_var): New function.
592 (do_structure_copy): Collapse if do_simple_structure_copy returns
595 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
598 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
599 expressions to a statement list instead of gimplifying them.
601 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
603 PR rtl-optimization/23585
604 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
605 that can't trap plus a constant integer, if the mode has zero size.
607 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
610 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
612 ("*insv<mode>_reg_extimm"): Likewise.
614 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
617 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
618 c_common_type_for_mode returns an unnamed type.
620 2005-11-02 Richard Henderson <rth@redhat.com>
624 * dwarf2out.c (dwarf2out_reg_save_reg): New.
625 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
626 * function.c (assign_parms): Use calls.internal_arg_pointer.
627 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
629 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
630 (TARGET_CALLS): Add it.
631 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
632 * targhooks.c (default_internal_arg_pointer): New.
633 * targhooks.h (default_internal_arg_pointer): Declare.
634 * tree.h (dwarf2out_reg_save_reg): Declare.
635 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
636 * config/i386/i386.c (dbx_register_map): Add return column.
637 (dbx64_register_map, svr4_dbx_register_map): Likewise.
638 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
639 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
640 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
641 (ix86_save_reg): Save force_align_arg_pointer.
642 (ix86_emit_save_regs): Make regno unsigned.
643 (ix86_emit_save_regs_using_mov): Likewise.
644 (ix86_expand_prologue): Handle force_align_arg_pointer.
645 (ix86_expand_epilogue): Likewise.
646 * config/i386/i386.h: (dbx_register_map): Update.
647 (dbx64_register_map, svr4_dbx_register_map): Update.
648 (struct machine_function): Add force_align_arg_pointer.
649 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
650 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
651 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
653 2005-11-02 Jan Hubicka <jh@suse.cz>
656 * i386.md: Add peep2 for simplyfing array accesses.
658 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
661 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
662 * config/s390/s390.c (s390_decompose_shift_count): New function.
663 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
664 (print_shift_count_operand): Use s390_decompose_shift_count.
665 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
666 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
668 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
671 * loop.c (loop_givs_rescan): Use force_operand to expand
674 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
677 * fold-const.c (build_range_check): Use unsigned when signed
678 overflow is undefined also. If etype is subtype, make sure that
679 the subtraction is in the supertype.
681 2005-11-02 Richard Henderson <rth@redhat.com>
684 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
687 2005-11-01 Richard Henderson <rth@redhat.com>
690 * loop.c (scan_loop): Do not propagate computations to a hard
691 register destination with SMALL_REGISTER_CLASSES.
693 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
695 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
696 costs for MULT inside PLUS or MINUS.
698 2005-11-01 Bob Wilson <bob.wilson@acm.org>
700 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
701 (TRAMPOLINE_SIZE): Round up to 60.
702 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
704 2005-10-31 James E. Wilson <wilson@specifix.com>
707 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
708 ifdef. Put ifdefs around call in gen_subprogram_die.
709 (compute_frame_pointer_to_cfa_displacement): Likewise.
710 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
713 PR rtl-optimization/17356
714 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
715 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
717 2005-10-31 Jan Hubicka <jh@suse.cz>
720 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
723 * i386.c (legitimize_pic_address): Deal with large immediates.
726 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
727 from symbol names while computing checkup.
730 * predict.c (predict_loops): Do not estimate more than
731 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
732 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
734 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
736 PR tree-optimization/19097
737 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
739 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
741 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
743 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
746 * tree-inline.c (setup_one_parameter): If the init_stmt
747 is NULL, don't insert the statement.
749 2005-10-30 Jan Hubicka <jh@suse.cz>
751 PR tree-optimization/24172
752 * tree-inline.c (copy_body_r): Unshare the substituted value first.
754 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
756 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
757 constants for hosts with long != 32 bits.
759 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
762 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
764 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
766 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
767 (TARGET_MS1_16_002): New.
768 (TARGET_MS1_16_003): New.
770 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
771 ("*decrement_and_branch_until_zero_no_clobber"): New.
772 Add corresponding splitter for decrement_and_branch_until_zero
774 Key all decrement_and_branch_until_zero patterns off of
777 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
780 * tree-complex.c (extract_component): Treat RESULT_DECL
781 like the rest of the decls.
783 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
785 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
786 indirect call to _mcount if the function needs a static chain.
788 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
789 Caroline Tice <ctice@apple.com>
791 PR rtl-optimization/24460
792 * dwarf2out.c (have_switched_text_sections): New boolean variable.
793 (dwarf2out_switch_text_section): Set it to true instead of
794 incrementing separate_line_info_table_in_use.
795 (output_loc_list): Additionally test have_switched_text_sections.
796 (output_ranges): Likewise.
797 (dwarf2out_finish): Likewise.
798 * varasm.c (assemble_start_function): Do not call
799 insert_section_boundary_note.
800 (assemble_end_function): If flag_reorder_blocks_and_partition,
801 switch to the function's section before emitting the .size directive.
802 * bb-reorder.c (insert_section_boundary_note): Staticify.
803 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
804 * output.h (insert_section_boundary_note): Delete.
806 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
809 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
810 instead of pointer equality when comparing types.
812 2005-10-24 James E. Wilson <wilson@specifix.com>
814 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
815 add_dependence_list_and_free calls.
817 2005-10-24 Steven Bosscher <stevenb@suse.de>
819 * contrib.texi: Add the names of the LLNL folks who donated
820 Cray pointer support for gfortran.
822 2005-10-24 Steven Bosscher <stevenb@suse.de>
824 PR tree-optimization/24225
825 * profile.c (branch_prob): Look from end to start through a
826 basic block when looking for a locus.
828 2005-10-24 Richard Henderson <rth@redhat.com>
830 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
832 (hppa_expand_prologue): Likewise.
834 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
836 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
837 (NO_DEFERRED_PROFILE_COUNTERS): Define.
838 * pa.h (NO_PROFILE_COUNTERS): Define.
839 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
840 (funcdef_nos): New vector to hold label numbers of deferred profile
842 (output_deferred_profile_counters): New function.
843 (hppa_profile_hook): Push label number onto funcdef_nos.
844 (pa_hpux_file_end): Call output_deferred_profile_counters if
845 NO_DEFERRED_PROFILE_COUNTERS is false.
847 * pa-protos.h (get_deferred_plabel): New prototype.
848 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
850 (output_call): Adjust calls.
852 2005-10-24 Alan Modra <amodra@bigpond.net.au>
854 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
855 peculiarity of GOT/TOC section usage.
857 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
860 * c-common.c (constant_string_class_name): Add documentation.
862 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
865 * recog.c (peephole2_optimize): Increment peep2_current_count
866 only when the slot is empty.
868 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
871 * except.c (output_function_exception_table): Call
872 assemble_external_libcall if we need a personality function.
874 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
876 PR rtl-optimization/24460
877 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
878 set the basic block for barriers.
880 2005-10-21 Janis Johnson <janis187@us.ibm.com>
882 * var-tracking.c (vt_initialize): Initialize post.
884 2005-10-21 Devang Patel <dpatel@apple.com>
887 * c-common.c (vector_types_convertible_p): Check vector element type.
889 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
891 * config/sh/sh.c (prepare_move_operands): Handle the address
892 constant which is a tls symbolic address plus a constant.
894 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
897 * gcc.c (main): Use the correct counter for erroring out
898 about mulitple files.
900 2005-10-21 Alan Modra <amodra@bigpond.net.au>
903 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
904 use r2 for 64-bit tls .got access.
906 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
908 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
911 2005-10-20 Steven Bosscher <stevenb@suse.de>
913 PR tree-optimization/24307
914 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
916 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
919 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
921 * varasm.c (find_decl_and_mark_needed): After cgraph global info
922 is ready, stop marking functions, but still mark variables.
924 2005-10-20 Richard Guenther <rguenther@suse.de>
927 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
930 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
932 PR rtl-optimization/23585
933 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
934 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
935 (may_trap_p_1): New predicate extracted from...
936 (may_trap_p): ... here. Invoke may_trap_p_1.
937 (may_trap_or_fault_p): New predicate.
938 * rtl.h (may_trap_or_fault_p): Declare it.
939 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
940 instead of may_trap_p.
941 (steal_delay_list_from_fallthrough): Likewise.
942 (fill_simple_delay_slots): Likewise.
943 (fill_slots_from_thread): Likewise.
944 * function.c (pad_to_arg_alignment): Rework comment about
945 SPARC_STACK_BOUNDARY_HACK.
946 * config/sparc/sparc.h: Likewise.
948 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
950 * config/s390/s390.c (s390_expand_insv): New.
951 * config/s390/s390-protos.h (s390_expand_insv): Declare.
952 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
953 ("icm_hi"): Remove mode attribute.
954 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
956 ("*extracthi", "*extractqi"): Remove.
957 (extv<mode>", "*extzv<mode>"): New.
958 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
959 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
961 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
963 * cfgexpand.c (discover_nonconstant_array_refs_r,
964 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
965 (tree_expand_cfg): Call discover_nonconstant_array_refs.
966 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
967 discover_nonconstant_array_refs.
969 2005-10-19 Steven Bosscher <stevenb@suse.de>
972 * c-decl.c (pop_scope): Don't warn about an unused variable
973 if it is marked with TREE_NO_WARNING.
974 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
975 somenow mismatch and olddecl is to be replaced.
977 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
980 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
981 whether registers live on the edge can be saved/restored.
983 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
985 * config/sh/sh.c (fixup_mova): Skip notes.
987 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
989 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
990 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
991 (s390_can_eliminate): Handle BASE_REGNUM elimination.
992 (s390_initial_elimination_offset): Likewise.
993 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
994 register on TARGET_ZARCH targets.
995 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
996 (INITIAL_FRAME_POINTER_OFFSET): Remove.
997 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
998 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1000 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1002 * config/s390/s390.md: Comment describing output modifiers updated.
1003 * config/s390/s390.c (print_operand): Likewise.
1005 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1007 * config/s390/s390.c (override_options): Added check for -mstack-size
1009 * doc/invoke.texi: Mention that limit in the documenation.
1011 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1014 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1016 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1018 Fix PR tree-optimization/24231
1020 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1021 (compute_avail): Ditto.
1023 2005-10-18 Richard Henderson <rth@redhat.com>
1026 * config/i386/i386.c (legitimate_constant_p): Check
1027 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1029 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1030 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1031 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1033 (print_operand_address): Likewise.
1034 * config/i386/predicates.md (x86_64_immediate_operand): Test
1035 SYMBOL_REF_TLS_MODEL properly inside CONST.
1036 (x86_64_zext_immediate_operand): Likewise.
1037 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1038 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1039 * config/i386/i386-protos.h: Remove predicates.md entries.
1041 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1043 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1044 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1046 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1047 Ian Lance Taylor <ian@airs.com>
1050 * fold-const.c (fold_widened_comparison): Do not allow range based
1051 constant folding when right operand cannot be unwidened.
1053 2005-10-17 Richard Henderson <rth@redhat.com>
1055 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1056 with a memory clobber.
1058 2005-10-17 James E Wilson <wilson@specifix.com>
1060 PR rtl-optimization/17356
1061 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1062 checking for EDGE_EH.
1064 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1066 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1067 the slot on an even boundary for any type with 16-byte alignment.
1069 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1072 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1073 after register allocation.
1075 2005-10-17 DJ Delorie <dj@redhat.com>
1077 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1080 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1083 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1086 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1088 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1089 to 2 if it's already non-zero.
1090 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1091 is set and warn about it if flag_schedule_insns is 1.
1093 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1095 * config/crx/crx.md: Compare-and-branch instructions need to
1098 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1101 * config/i386/i386.md (*pushdi2_rex64 splitter)
1102 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1103 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1104 flow2 pass only when (optimize > 0 && flag_peephole2).
1106 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1109 * gcc.c (have_c): New static variable.
1111 (process_command): Remove declation of have_c.
1112 Set have_o to 1 when handling -o.
1113 (main): Add a fatel error if there are multiple
1114 files specified and -o and -c/-S is passed witout
1115 -combine or multiple languages.
1117 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1119 Fix PR tree-optimization/22444
1120 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1121 Assert that we don't hit something with subvars.
1122 (setup_pointers_and_addressables): Don't add things with subvars,
1123 because we'll already process the subvars for aliasing purposes.
1125 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1128 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1129 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1130 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1131 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1132 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1133 swapped, alternatives for the R constraint.
1136 * builtins.c (get_builtin_sync_mode): Make unlimited
1137 mode_for_size request.
1139 2005-10-15 Richard Henderson <rth@redhat.com>
1141 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1142 (gimplify_expr): ... here.
1143 (gimplify_compound_lval): Use it in initial scan loop. Allow
1144 fb_lvalue in base expression.
1146 2005-10-15 Richard Henderson <rth@redhat.com>
1149 * builtins.c (expand_builtin_trap): Export.
1150 * expr.h (expand_builtin_trap): Declare.
1151 * expr.c (expand_assignment): Emit a trap for integral offsets
1152 from registers that weren't reduced to bitpos.
1154 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1155 (mark_array_ref_addressable): Remove.
1156 * tree-flow.h (mark_array_ref_addressable): Remove.
1157 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1159 2005-10-15 James E Wilson <wilson@specifix.com>
1162 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1163 (add_dependence_list_and_free): Likewise.
1164 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1167 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1171 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1172 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1174 (vrp_visit_phi_node): Only prevent infinite iterations when
1175 the previous result and the new result are both VR_RANGEs.
1177 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1179 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1182 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1185 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1188 2005-10-14 Per Bothner <per@bothner.com>
1190 PR preprocessor/21250
1191 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1193 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1196 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1197 overflow flags. Refactor some conditionals.
1199 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1202 * tree-dfa.c (add_referenced_var): Only look at decls which
1203 have TREE_CONSTANT or TREE_READONLY set instead of if
1204 !TREE_PUBLIC or !TREE_CONSTANT.
1206 2005-10-13 James E Wilson <wilson@specifix.com>
1208 * doc/invoke.texi: For -x, add f95-cpp-input.
1209 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1211 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1213 PR tree-optimization/24262
1214 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1215 in loop all the time.
1217 2005-10-12 Richard Henderson <rth@redhat.com>
1220 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1221 * function.c (assign_parm_find_data_types): Don't support it.
1222 * print-tree.c (print_node): Likewise.
1223 * c-common.c (handle_transparent_union_attribute): Likewise.
1224 Use build_duplicate_type.
1225 * tree-inline.c (remap_type_1): Split out of remap_type;
1226 properly remap aggregate fields.
1227 (build_duplicate_type): New.
1228 * doc/extend.texi (Variable Attributes): Remove documentation
1229 for transparent_union.
1231 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1234 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1235 (gen_stack_pointer_dec): Likewise.
1237 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1241 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1243 (struct cxx): Add adjust_class_at_definition target hook.
1244 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1245 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1246 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1247 hook_void_tree. Add to TARGET_CXX.
1248 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1250 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1251 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1252 instead of attribute. Check for dllexport override. Warn if
1253 inconsistent dll linkage. Don't lose old dllimport if decl has
1254 had address referenced. Tweak lookup of dllimport atribute.
1255 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1256 for target specific rules. Don't add dllimport attribute if
1257 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1258 dllimport attribute.
1259 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1260 * varasm.c (initializer_constant_valid_p): Replace
1261 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1265 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1266 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1267 (i[34567]86-*-mingw32*): Likewise.
1269 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1270 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1272 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1273 C++-specific code. Change return value to bool.
1274 (i386_pe_dllimport_p): Likewise.
1275 (associated_type): Simplify and make language-independent
1276 (i386_pe_encode_section_info): Replace override of ambiguous
1277 dllimport symbol refs with a gcc_assert.
1278 (i386_pe_valid_dllimport_attribute_p): Define.
1279 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1280 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1281 i386_pe_adjust_class_at_definition.
1282 * config/i386/winnt-stubs.c: New file. Define stub versions of
1283 lang-specific functions.
1284 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1285 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1286 i386_pe_adjust_class_at_definition.
1287 (i386_pe_valid_dllimport_attribute_p): Declare.
1288 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1289 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1290 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1293 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1294 dllimport attribute with test of DECL_DLLIMPORT_P.
1296 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1298 * combine.c (make_extraction): Correct offset computation.
1300 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1302 * config/cris/t-linux (LIMITS_H_TEST): Define.
1304 2005-10-12 Richard Henderson <rth@redhat.com>
1307 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1309 2005-10-12 Richard Guenther <rguenther@suse.de>
1311 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1313 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1316 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1317 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1320 2005-10-12 Richard Guenther <rguenther@suse.de>
1323 * varasm.c (output_constant): Correct typo from previous
1326 2005-10-11 Ian Lance Taylor <ian@airs.com>
1328 PR rtl-optimization/13931
1329 * combine.c: Revert patch of 2003-05-14, and:
1330 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1331 completely killed in the appropriate insn.
1332 (distribute_notes): Don't skip multiple hard register test for
1333 elim_i1 and elim_i2.
1335 2005-10-11 Richard Henderson <rth@redhat.com>
1338 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1339 to initialize a transparent union instead of a nop_expr.
1341 2005-10-11 Richard Henderson <rth@redhat.com>
1343 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1344 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1345 (tree_ssa_dce_loop): Call scev_reset.
1348 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1349 * tree-ssa-dce.c: Include cfgloop.h.
1350 (tree_ssa_dce_loop, pass_dce_loop): New.
1351 * tree-pass.h (pass_dce_loop): Declare it.
1352 * passes.c (init_optimization_passes): Use it.
1354 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1357 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1358 Only apply the optimization for rounding builtins if the inner
1359 cast is also an extension.
1361 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1364 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1365 mark_new_vars_to_rename instead of update_stmt.
1367 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1369 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1371 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1373 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1374 for setting MMX register to 0 rather than mmx.
1376 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1379 * configure.ac: Move gas check from mips specific case to common case.
1380 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1381 * configure: Regenerate
1382 * doc/install.texi: Update.
1384 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1387 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1389 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1391 * gcc.c (do_spec_1): Accept numeric characters in file name
1394 2005-10-10 Nick Clifton <nickc@redhat.com>
1396 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1397 describing the deleted arm_gen_rotated_half_load function.
1399 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1401 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1404 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1406 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1408 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1409 (EXTRA_MULTILIB_PARTS): Define.
1410 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1411 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1412 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1413 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1414 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1415 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1417 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1419 PR tree-optimization/24226
1420 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1421 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1422 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1425 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1427 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1429 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1432 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1433 Rewrite for no need for the early clobber.
1435 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1437 Merge from csl-arm-branch:
1438 2005-09-07 Paul Brook <paul@codesourcery.com>
1439 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1442 2005-04-30 Paul Brook <paul@codesourcery.com>
1443 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1444 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1446 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1447 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1448 (arm_override_options): Use TARGET_AAPCS_BASED.
1449 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1450 (PTRDIFF_TYPE): Use int for AAPCS.
1451 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1452 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1453 (DEFAULT_SHORT_ENUMS): Delete.
1454 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1456 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1457 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1458 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1459 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1461 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1462 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1464 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1465 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1467 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1468 * config.gcc (arm*-*-linux-gnueabi): Add it.
1469 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1471 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1472 * config/arm/linux-eabi.h: New file.
1473 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1474 (LINUX_TARET_LINK_SPEC): Likewise.
1475 (LINK_SPEC): Use it.
1476 * config/arm/t-linux-eabi: New file.
1478 2005-10-08 Steven Bosscher <stevenb@suse.de>
1481 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1483 (PARAM_SMS_DFA_HISTORY): Likewise.
1485 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1488 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1489 (load_register_parameters): Call it.
1490 (check_sibcall_argument_overlap_1): Likewise.
1491 (store_one_arg): Likewise.
1493 2005-10-07 James E. Wilson <wilson@specifix.com>
1495 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1496 DImode not VECINT24 for operand 2.
1499 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1503 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1504 fr_spill): Use destination_operand for operand 0.
1506 2005-10-07 DJ Delorie <dj@redhat.com>
1508 * varasm.c (output_constant): Limit error to expanding
1511 2005-10-07 Richard Guenther <rguenther@suse.de>
1514 * fold-const.c (fold_binary): Fix operand types during folding
1515 of X op (A, Y). Evaluation order of the side-effects of
1516 X and A are frontend-defined, so ensure we honour that even for
1517 tcc_comparison class operands; eased by removing duplicate code.
1519 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1521 * stor-layout.c (layout_type): Do not allow alignment of array
1522 elements to be greater than their size.
1524 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1526 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1528 (hppa*-*-linux*): Ditto.
1529 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1530 * config/host-hpux.c: New.
1531 * config/x-hpux: New.
1532 * config/pa/x-hpux: Remove.
1533 * config/pa/x-linux: Remove.
1534 * config/pa/pa-host.c: Remove.
1536 2005-10-07 Jeff Law <law@redhat.com>
1538 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1539 determine whether or not to try and thread outgoing edges.
1541 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1543 * config/rs6000/rs6000.md (eqsi_power): New.
1544 (neg_eq0si): Add TARGET_POWER to final condition.
1547 2005-10-06 Richard Henderson <rth@redhat.com>
1549 * config/rs6000/rs6000.c: Revert last change.
1551 2005-10-06 Richard Henderson <rth@redhat.com>
1553 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1554 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1556 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1560 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1561 out return_label and naked_return_label.
1563 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1565 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1568 2005-10-06 Richard Henderson <rth@redhat.com>
1571 * tree-inline.c (declare_return_variable): Handle modify_dest not
1574 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1576 Fix PR tree-optimization/22488
1577 * tree-ssa-structalias.c (check_for_overlaps): New function.
1578 (create_variable_info_for): Use it.
1580 2005-10-06 Richard Henderson <rth@redhat.com>
1583 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1584 (dwarf2out_start_source_file): Print it.
1586 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1588 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1590 2005-10-06 Richard Henderson <rth@redhat.com>
1593 * mode-switching.c (optimize_mode_switching): Clear transp bit
1594 for block with incomming abnormal edges.
1596 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1597 (fpscr_set_from_mem): Use them.
1598 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1599 (fpscr postinc splitters): Rewrite as peephole2+split.
1601 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1603 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1604 (eq<mode>_compare): Same.
1606 2005-10-06 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/24238
1609 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1611 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1613 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1614 here. Use AC_PATH_PROG for environment variables instead of
1616 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1618 * configure: Regenerated.
1620 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1623 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1624 then force it into a register.
1625 (call_value): Likewise.
1627 2005-10-06 Richard Henderson <rth@redhat.com>
1630 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1631 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1632 under pass_vectorize.
1634 2005-10-05 Devang Patel <dpatel@apple.com>
1637 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1638 handling constants. Check NAMESPACE_DECL context for constants.
1640 2005-10-05 Eric Christopher <echristo@apple.com>
1642 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1644 2005-10-05 Richard Henderson <rth@redhat.com>
1647 * tree-cfg.c (mark_array_ref_addressable_1): New.
1648 (mark_array_ref_addressable): New.
1649 * tree-flow.h (mark_array_ref_addressable): Declare.
1650 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1652 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1656 * reload.c (subst_reloads): When adding a REG_LABEL to a
1657 jump instruction, also update JUMP_LABEL.
1659 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1661 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1662 * bb-reorder.c (copy_bb_p): Use it.
1663 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1665 2005-10-05 Richard Henderson <rth@redhat.com>
1668 * toplev.c (process_options): Warn about unsupported combinations
1669 of unwind tables and omit-frame-pointer.
1670 * config/i386/i386.c (override_options): Similarly. Enable
1671 accumulate-outgoing-args if not explicitly disabled.
1673 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1675 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1676 Handle big endian vs. small endian.
1677 (vec_initv2sf): Handle big endian vs. small endian.
1678 (*vec_extractv2sf_1): Ditto.
1680 2005-10-05 Dale Johannesen <dalej@apple.com>
1682 * convert.c (convert_to_real): Don't convert
1683 (float)floor(double d) to floorf((float)d).
1685 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1687 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1689 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1691 PR tree-optimization/18587
1692 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1693 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1694 build_vuses): Change to VEC type.
1695 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1696 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1697 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1698 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1699 (get_name_decl): New. Return DECL_UID of base variable.
1700 (operand_build_cmp): New. qsort comparison routine.
1701 (operand_build_sort_virtual): New. Sort virtual build vector.
1702 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1703 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1704 (FINALIZE_BASE): Use get_name_decl.
1705 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1706 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1707 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1708 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1709 direct VEC_* manipulations.
1710 (build_ssa_operands): Call operand_build_sort_virtual.
1711 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1712 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1713 with direct VEC_* manipulations.
1714 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1715 with direct VEC manipulations.
1717 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1719 PR tree-optimization/21419
1720 PR tree-optimization/24146
1721 PR tree-optimization/24151
1723 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1724 (build_asm_expr): Call it if outputs are read-only.
1725 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1727 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1728 Paolo Bonzini <bonzini@gnu.org>
1732 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1733 enable the instructions and not just the built-ins.
1734 * doc/invoke.texi (x86 Options): Likewise.
1736 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1738 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1740 * doc/invoke.texi (Option Summary): Correct spelling
1741 of -mmacosx-version-min.
1743 2005-10-04 Devang Patel <dpatel@apple.com>
1745 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1748 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1750 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1751 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1753 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1755 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1756 ("TE","tg"): New mode attributes.
1757 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1758 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1759 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1760 dword_mode and one for GPRmode.
1762 2005-10-04 Ian Lance Taylor <ian@airs.com>
1764 PR preprocessor/13726
1765 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1766 any comments passed in.
1768 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1770 * tree.c (annotate_with_file_line): Fix typo.
1772 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1775 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1776 type used to access data in the inlined length == 1 case, use
1777 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1778 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1780 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1782 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1783 TARGET_SSE3 and only for TARGET_80387.
1784 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1785 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1786 Do not depend on TARGET_80387.
1788 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1790 * tree.c (last_annotated_node): Change type to location_t*.
1791 (annotate_with_file_line): Reflect the change of
1792 last_annotated_node type.
1794 2005-10-04 Richard Guenther <rguenther@suse.de>
1797 * c-decl.c (grokdeclarator): Don't write to fields
1800 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1803 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1805 * varasm.c (make_decl_rtl): If a register variable does not
1806 have a set user assmbler name, error out.
1807 Decode the asmspec is now name+1 bypassing '*'.
1809 2005-10-04 Steven Bosscher <stevenb@suse.de>
1811 PR tree-optimization/23049
1812 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1813 of a COND_EXPR is folded before calling fold on the whole rhs of a
1814 conditional assignment.
1815 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1816 document that a COND_EXPR may appear there.
1818 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1821 * tree-vrp.c (extract_range_from_assert): If the new numeric
1822 range created out of the assertion contradicts the existing
1823 numeric range of the ASSERT_EXPR variable, make the new range
1826 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1828 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1829 from T_REGS to FP register class.
1831 2005-10-03 Richard Henderson <rth@redhat.com>
1834 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1835 before creating a new one.
1837 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1839 * config/rs6000/t-aix43 (LDFLAGS): New.
1840 * config/rs6000/t-aix52 (LDFLAGS): New.
1842 2005-10-03 Ian Lance Taylor <ian@airs.com>
1844 * gimplify.c (find_single_pointer_decl_1): New static function.
1845 (find_single_pointer_decl): New static function.
1846 (internal_get_tmp_var): For a formal variable, set restrict base
1847 information if appropriate.
1848 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1850 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1851 (DECL_GET_RESTRICT_BASE): Define.
1852 (SET_DECL_RESTRICT_BASE): Define.
1853 (decl_restrict_base_lookup): Declare.
1854 (decl_restrict_base_insert): Declare.
1855 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1856 * tree.c (restrict_base_for_decl): New static variable.
1857 (init_ttree): Initialize restrict_base_for_decl.
1858 (copy_node_stat): Copy restrict base information.
1859 (decl_restrict_base_lookup): New function.
1860 (decl_restrict_base_insert): New function.
1861 (print_restrict_base_statistics): New static function.
1862 (dump_tree_statistics): Call print_restrict_base_statistics.
1864 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1867 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1868 case of anti-ranges.
1870 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1873 * c-typeck.c (tagged_tu_seen): Rename to ...
1874 (tagged_tu_seen_cache): this and add val field.
1875 (comptypes): Move functional to comptypes_internal
1876 and free tagged_tu_seen.
1877 (comptypes_internal): New function and call comptypes_internal
1878 instead of comptypes. Speed up by sibcalling
1879 tagged_types_tu_compatible_p.
1880 (alloc_tagged_tu_seen): New function
1881 (free_all_tagged_tu_seen_up_to): New function.
1882 (tagged_types_tu_compatible_p): Return the val of the seen two
1884 Add that the two types are the same to tagged_tu_seen_base
1885 if they are and call comptypes_internal instead of comptypes.
1886 <case UNION_TYPE>: Speed up common type where the fields are
1888 (function_types_compatible_p): Call comptypes_internal instead of
1890 (type_lists_compatible_p): Likewise.
1891 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1893 2005-10-02 Matthias Klose <doko@debian.org>
1895 * doc/invoke.texi: Fix typo and speling error.
1897 2005-10-01 Richard Henderson <rth@redhat.com>
1899 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1901 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1903 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1904 using --start-group and --end-group.
1906 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1908 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1909 FIXME note regarding quirky semantics.
1911 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1914 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1915 non-null range as a last resort.
1917 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1918 Diego Novillo <dnovillo@redhat.com>
1921 * tree-vrp.c (extract_range_from_assert): For !=
1922 assertions, only build an anti-range if LIMIT is a
1923 single-valued range.
1925 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1927 * arm.md (movqi): On thumb when optimizing, handle loading from
1928 memory by describing this as taking a subreg of a zero-extended load
1929 into an SImode register.
1932 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1934 * reload1.c (merge_assigned_reloads): Do not change any
1935 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1937 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1939 * Makefile.in (LIPO_FOR_TARGET): Define.
1940 (STRIP_FOR_TARGET): Define.
1942 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1943 before creating new ones. Do symlinks before creating the actual
1946 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1947 to work out which multilibs are actually being built.
1949 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1951 * tree-vect-transform.c, config/ms1/ms1.md,
1952 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1953 Follow spelling conventions.
1954 * doc/invoke.texi, doc/md.texi: Fix typos.
1956 2005-09-30 Andrew Macleod <amacleod@redat.com>
1958 PR tree-optimization/21430
1959 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1960 use operands, and set stmt pointer if need be.
1961 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1962 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1965 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1968 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1970 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1972 * optabs.c (expand_binop): Initialize first_pass_p.
1974 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1977 * c-decl.c (c_write_global_declarations_1): If any
1978 wrapup_global_declaration_2 call returned true, restart the loop.
1980 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1982 Fix PR tree-optimization/24117
1983 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1984 before considering whether to use anyoffset.
1986 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1990 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1992 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1994 (swap_commutative_operands_with_target): New.
1996 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1999 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2002 2005-09-29 Steven Bosscher <stevenb@suse.de>
2004 PR tree-optimization/23911
2005 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2006 and IMAGPART_EXPR too.
2008 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2011 * expmed.c (expand_shift): Move logic to reverse rotation
2012 direction when rotating by constants ...
2013 * optabs.c (expand_binop): ... here.
2014 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2015 (ix86_rotrdi3): New pattern.
2016 (rotldi3): Handle 32-bit mode.
2017 (ix86_rotldi3): New pattern.
2019 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2022 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2023 check for numbers that need no bit twiddle.
2025 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2027 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2028 multilib to be built.
2030 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2031 (stage1-start): Delete old libgcc and libunwind before moving
2032 anything into the stage directory.
2033 (stage2-start): Likewise.
2034 (stage3-start): Likewise.
2035 (stage4-start): Likewise.
2036 (stageprofile-start): Likewise.
2037 (stagefeedback-start): Likewise.
2038 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2039 header in tm_file and CPU-specific t-darwin in tmake_file.
2040 (i[34567]86-*-darwin*): Don't change tm_file.
2041 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2042 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2043 shared library stub for target OS version.
2044 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2045 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2046 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2047 (libgcc_s.%.dylib): New.
2049 (install-darwin-libgcc-stubs): New.
2050 (INSTALL_LIBGCC): New append.
2051 * config/i386/darwin-libgcc.10.4.ver: New.
2052 * config/i386/darwin-libgcc.10.5.ver: New.
2053 * config/i386/t-darwin: New.
2054 * config/rs6000/darwin-libgcc.10.4.ver: New.
2055 * config/rs6000/darwin-libgcc.10.5.ver: New.
2056 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2057 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2059 2005-09-28 Paul Brook <paul@codesourcery.com>
2061 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2064 2005-09-28 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/23853
2067 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2068 host_integerp to verify misalignment value.
2070 2005-09-28 Richard Henderson <rth@redhat.com>
2072 * builtins.c (get_builtin_sync_mode): New.
2073 (expand_builtin_sync_operation): Pass in mode argument.
2074 (expand_builtin_compare_and_swap): Likewise.
2075 (expand_builtin_lock_test_and_set): Likewise.
2076 (expand_builtin_lock_release): Likewise.
2077 (expand_builtin): Update to match.
2079 2005-09-28 Nick Clifton <nickc@redhat.com>
2081 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2082 formatting. Add check to PLUS case to ensure that the offset is
2083 within an acceptable range.
2085 * config/v850/v850.md (casesi): Disable the generation of the
2086 switch pattern as it is not being handled properly at the moment.
2088 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2089 for when the high words are identical.
2091 2005-09-27 Richard Henderson <rth@redhat.com>
2093 * pretty-print.c (pp_base_format): Fix typo for %>.
2095 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2096 Devang Patel <dpatel@apple.com>
2098 PR tree-optimization/23625
2099 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2100 LABEL_EXPR, assertion check.
2102 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2104 * optabs.c (no_conflict_move_test): Check if a result of a
2105 to-be-moved insn would be clobbered by an originally
2108 2005-09-27 Jeff Law <law@redhat.com>
2110 * passes.c (init_optimization_passes): Replace copy propagation
2111 passes immediately after DOM with phi-only copy propagation
2112 pases. Add phi-only copy propagation pass after first DOM pass.
2113 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2114 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2115 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2116 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2117 to init_copy_prop. Callers updated.
2118 (do_phi_only_copy_prop): New function.
2119 (pass_phi_only_copy_prop): New pass descriptor.
2121 2005-09-27 Nick Clifton <nickc@redhat.com>
2123 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2125 2005-09-26 Jason Merrill <jason@redhat.com>
2128 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2130 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2132 2005-09-26 James E Wilson <wilson@specifix.com>
2134 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2135 copyright. Add gcc copyright plus libgcc exception.
2136 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2138 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2140 2005-09-26 Jeff Law <law@redhat.com>
2142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2143 about when to iterate.
2145 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2148 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2149 for __complex__ double in -mcpu=G5 mode.
2151 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2153 PR tree-optimization/23942
2154 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2155 * tree-scalar-evolution.c: Include params.h.
2157 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2158 follow_ssa_edge_in_condition_phi_branch,
2159 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2160 Change return type to t_bool. Use a parameter to limit the size of
2161 trees that are walked before stopping
2162 (analyze_evolution_in_loop): Initialize the limit to 0.
2163 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2164 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2166 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2169 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2170 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2172 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2174 * combine.c (make_extraction): Check for valid use of subreg.
2176 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2179 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2180 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2181 ("fist<mode>2_with_temp"): Use only register operands.
2183 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2185 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2186 CALL_INSN_FUNCTION_USAGE.
2188 2005-09-26 Richard Guenther <rguenther@suse.de>
2191 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2192 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2193 (ldst_entry): Use the hashtable instead of list-walking.
2194 (find_rtx_in_ldst): Likewise.
2195 (free_ldst_entry): Free the hashtable.
2196 (compute_ld_motion_mems): Create the hashtable.
2197 (trim_ld_motion_mems): Remove entry from hashtable if
2198 removing it from list.
2199 (compute_store_table): Likewise^2.
2200 (store_motion): Free hashtable in case we did not see
2203 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2205 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2206 and arg1 if we are passing them to fold_build2.
2208 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2211 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2214 2005-09-25 Richard Henderson <rth@redhat.com>
2216 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2217 SYMBOL_REF_TLS_MODEL to be correct.
2219 2005-09-24 Richard Henderson <rth@redhat.com>
2221 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2222 end of function. Reindent.
2224 2005-09-24 Ian Lance Taylor <ian@airs.com>
2226 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2227 NEGATE_EXPR/BIT_NOT_EXPR case.
2229 2005-09-24 Richard Henderson <rth@redhat.com>
2231 * c-common.c (handle_mode_attribute): When not modifying in place,
2232 create subtypes for enumerations.
2233 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2234 * gimplify.c (create_tmp_from_val): Likewise.
2236 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2238 * config/i386/i386.md (*tls_global_dynamic_64,
2239 *tls_local_dynamic_base_64): Add missing mode to call.
2240 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2242 2005-09-24 Jan Hubicka <jh@suse.cz>
2244 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2245 (cgraph_clone_node): Likewise.
2246 * cgraph.h (cgraph_clone_edge): Update prototype.
2247 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2248 duplicated prototypes; add updating argument.
2249 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2250 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2252 (cgraph_mark_inline_edge): Likewise.
2253 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2254 (cgraph_flatten_node): Likewise.
2255 (cgraph_decide_recursive_inlining): Likewise.
2256 (cgraph_decide_inlining_of_small_function): Likewise.
2257 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2259 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2260 Pete Steinmetz <steinmtz@us.ibm.com>
2262 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2263 (rldic.): Set type to "compare".
2265 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2266 mfjmpr for MFCTR/MFLR.
2267 (movdf_hardfloat64): Same.
2268 (movdf_softfloat64): Same. Correct order of store and move types.
2269 (movti_string): Set type to store_ux/load_ux.
2270 (load_multiple): Set type to load_ux.
2271 (store_multiple): Set type to store_ux.
2272 (movmemsi): Set type to store_ux.
2273 (output_cbranch direct_return): Set type to jmpreg.
2274 (stmw): Set type to store_ux.
2275 (lmw): Set type to load_ux.
2276 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2277 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2278 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2279 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2280 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2281 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2282 (rios1-fpstore): Increase latency to 3.
2283 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2284 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2286 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2287 Andrew Pinski <pinskia@physics.uc.edu>
2289 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2290 operand2 constraint to "b".
2291 (sync_<fetchop_name>di_internal): Same.
2292 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2294 (sync_old_<fetchop_name>di_internal): Same.
2295 (sync_new_<fetchop_name>si_internal): Same.
2296 (sync_new_<fetchop_name>di_internal): Same.
2298 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2301 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2302 case, define as macros.
2304 PR rtl-optimization/23837
2305 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2306 clobber / clobber match between dest and p->first.
2308 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2309 (no_conflict_move_test): Update comments.
2311 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2313 * doc/install.texi: Update URL for Jacks.
2314 * doc/sourcebuild.texi: Likewise.
2316 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2319 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2320 registers when choosing register preferences.
2321 (movdf_hardfloat64): Same.
2323 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2325 * expmed.c (expand_shift): Don't use the target of the rotate as
2326 target for the first expanded shift insn.
2327 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2329 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2331 PR tree-optimization/22438
2332 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2333 preserved iv rhs rewriting specially.
2335 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2337 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2338 estimate_only is true.
2339 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2340 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2341 tree-ssa-structalias.c
2342 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2343 ref_contains_indirect_ref.
2344 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2346 2005-09-21 DJ Delorie <dj@redhat.com>
2348 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2350 (mn10300_return_in_memory): Support variable size types also.
2351 (mn10300_pass_by_reference): Likewise.
2352 (mn10300_function_value): New.
2353 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2354 (FUNCTION_OUTGOING_VALUE): Likewise.
2355 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2356 * doc/invoke.texi: Document it.
2358 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2361 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2362 force integer op1 into register for XFmode compares.
2364 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2367 * expmed.c (alg_code): Add alg_impossible.
2368 (alg_hash_entry): Add cost.
2369 (synth_mult): Record alg_impossible in the hash table if
2370 multiplication by a given integer is impossble within the
2371 limit. Speed up using alg_impossible.
2373 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2375 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2376 argument. Allow and set any offset if needs_anyoffset is passed
2378 (get_constraint_for): Add argument here too.
2380 (do_structure_copy): Pass NULL to get_constraint_for.
2381 (handle_ptr_arith): Ditto.
2382 (find_func_aliases): Ditto.
2384 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2386 PR rtl-optimization/23898
2387 * output.h (get_attr_min_length): Declare.
2388 * final.c (get_attr_length_1): New function, broken out of:
2390 (get_attr_min_length): New function.
2391 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2392 (duplicate_computed_gotos): Likewise.
2393 * genattr.c (insn_min_length): Generate declaration.
2394 * genattrtab.c (min_fn, min_attr_value): New functions.
2395 (make_length_attrs): Generate insn_min_length.
2397 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2399 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2401 2005-09-20 Richard Henderson <rth@redhat.com>
2403 PR tree-optimization/24059
2404 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2407 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2409 * c.opt (fextended-identifiers): New.
2410 * c-opts.c (c_common_handle_option): Handle
2411 -fextended-identifiers.
2412 * doc/cpp.texi: Update documentation of extended identifiers.
2413 * doc/cppopts.texi (-fextended-identifiers): Document.
2415 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2417 PR tree-optimization/23929
2418 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2421 PR tree-optimization/23818
2422 * tree-stdarg.c (execute_optimize_stdarg): Call
2423 calculate_dominance_info.
2425 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2427 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2428 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2429 (compute_overlap_steps_for_affine_1_2): Use
2430 get_number_of_iters_for_loop.
2431 (analyze_subscript_affine_affine): Check whether difference is
2433 Use get_number_of_iters_for_loop.
2434 Check whether overlap occurs outside of bounds.
2435 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2437 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2439 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2440 base register if possible.
2442 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2444 PR tree-optimization/18463
2445 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2446 converting it directly is not possible.
2447 (chrec_convert_aggressive): New function.
2448 * tree-chrec.h (chrec_convert_aggressive): Declare.
2449 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2450 Fold chrec conversions aggressively if asked to.
2451 (instantiate_parameters): Modified because of changes in
2452 instantiate_parameters_1.
2454 2005-09-19 Richard Henderson <rth@redhat.com>
2456 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2457 (reduc_splus_v2df): New.
2459 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2461 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2462 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2464 2005-09-19 Richard Henderson <rth@redhat.com>
2466 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2469 2005-09-19 Richard Henderson <rth@redhat.com>
2471 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2472 (ia64_expand_dot_prod_v8qi): New.
2473 * config/ia64/ia64-protos.h: Update.
2474 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2475 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2476 sdot_prodv8qi, sdot_prodv4hi): New.
2477 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2479 2005-09-19 Richard Henderson <rth@redhat.com>
2482 * real.c (exact_real_truncate): Return false if the format cannot
2483 represent the number as a normal.
2485 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2486 for a memory source.
2488 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2490 * tree-ssa-operands.c (swap_tree_operands): Export.
2491 * tree.h (swap_tree_operands): Declare.
2492 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2493 Call swap_tree_operands.
2495 2005-09-19 Richard Henderson <rth@redhat.com>
2497 * tree-flow.h (merge_alias_info): Declare.
2498 * tree-ssa-copy.c (merge_alias_info): Export.
2499 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2500 (vect_create_data_ref_ptr): Use create_iv directly.
2501 (vectorizable_load): Use correct types for integer constants.
2502 (vect_generate_tmps_on_preheader): Likewise.
2503 (vect_gen_niters_for_prolog_loop): Likewise.
2505 2005-09-19 Steven Bosscher <stevenb@suse.de>
2507 PR rtl-optimization/23943
2508 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2510 2005-09-18 Jan Hubicka <jh@suse.cz>
2512 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2514 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2516 * varasm.c (output_constant): Do not abort on conversions to union
2517 types between different sizes.
2519 2005-09-18 Richard Guenther <rguenther@suse.de>
2522 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2525 2005-09-18 Paul Brook <paul@codesourcery.com>
2527 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2529 2005-09-17 Richard Henderson <rth@redhat.com>
2531 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2532 * tree-ssa-loop.c (pass_vect_dce): Remove.
2533 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2536 2005-09-17 Richard Henderson <rth@redhat.com>
2538 * tree-pass.h (pass_vect_dce): Declare.
2539 * passes.c (init_optimization_passes): Add it.
2540 * tree-flow.h (tree_ssa_dce): Declare.
2541 * tree-ssa-dce.c (tree_ssa_dce): Export.
2542 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2543 (gate_tree_vectorize): ... here.
2544 (pass_vect_dce): New.
2546 2005-09-17 Jan Hubicka <jh@suse.cz>
2548 * except.c (struct eh_status): Turn region_array into vec.
2549 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2550 convert_from_eh_region_ranges, find_exception_handler_labels,
2551 current_function_has_exception_handlers, assign_filter_values,
2552 build_post_landing_pads, dw2_build_landing_pads,
2553 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2554 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2555 foreach_reachable_handler, can_throw_internal_1,
2556 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2558 (duplicate_eh_region_1): Update region_array.
2559 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2561 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2564 * expmed.c (expand_mult): Substitute simple register for op0 when
2567 2005-09-17 Richard Henderson <rth@redhat.com>
2569 * expr.c (emit_move_via_integer): Add force argument, pass it on
2570 to emit_move_change_mode. Update callers.
2571 (emit_move_complex): Pass true to new force argument.
2572 * function.c (expand_function_end): Move expand_eh_return call
2573 earlier. Merge sub-word complex values into a pseudo before
2574 copying to the return hard register.
2576 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2578 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2579 between different sizes.
2581 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2585 * passes.c (init_optimization_passes): Register dump files for
2588 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2590 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2591 * config/s390/s390.c (s390_overlap_p): New function.
2592 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2593 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2596 2005-09-16 Richard Guenther <rguenther@suse.de>
2598 * ipa-pure-const.c (static_execute): Free auxiliar information.
2599 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2600 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2602 2005-09-15 DJ Delorie <dj@redhat.com>
2604 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2606 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2608 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2610 (swap_commutative_operands_with_target): New.
2612 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2614 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2617 (estimate_iters_using_array): New function.
2618 * tree-data-ref.h (estimate_iters_using_array): Prototype
2619 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2620 Use estimate_iters_using_array instead of analyze_array.
2622 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2624 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2627 2005-09-15 Michael Matz <matz@suse.de>
2629 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2631 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2633 PR tree-optimization/23835
2634 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2635 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2637 2005-09-14 Richard Henderson <rth@redhat.com>
2639 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2640 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2642 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2644 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2645 in the ARRAY_TYPE case.
2647 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2649 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2651 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2654 * tree-vect-transform.c (vectorizable_operation): Return false for
2655 scalar shift operations and for vector shift operations with
2656 non-invariant shift arguments. Use scalar tree operand op1 as
2657 a shift operand when vector shift insn pattern uses scalar shift
2659 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2661 2005-09-14 Olivier Hainque <hainque@adacore.com>
2663 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2664 value if it has side-effects.
2666 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2669 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2671 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2673 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2674 passed as NAME as if it were label at start of function code.
2676 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2678 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2681 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2683 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2684 as early clobber. Rewrite so the PIC register is not implicitly used.
2686 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2688 * tree.c (annotate_with_file_line): Compare line numbers before
2691 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2694 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2695 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2697 2005-09-13 Ian Lance Taylor <ian@airs.com>
2699 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2700 than a HOST_WIDEST_INT to gen_doloop_begin.
2702 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2704 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2706 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2708 PR tree-optimize/23817
2709 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2711 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2714 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2715 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2716 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2717 (restore_stack_nonlocal): Likewise.
2718 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2720 2005-09-12 Ian Lance Taylor <ian@airs.com>
2723 * c.opt (ffriend-injection): New C++ option.
2724 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2725 (C++ Dialect Options): Document -ffriend-injection.
2727 2005-09-12 Josh Conner <jconner@apple.com>
2730 * ipa-reference.c (static_execute): Don't mark variables in
2731 named sections TREE_READONLY.
2733 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2735 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2738 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2740 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2741 V_MUST_DEF instead of just the first_use_p.
2742 Don't mark the virtual variables for renaming on the statement which
2744 (pass_dse): Remove TODO_update_ssa.
2746 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2749 * stor-layout.c (compute_record_mode): For records with a single
2750 field, actually check the field's mode size against the type size.
2752 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2753 registers for TARGET_SHMEDIA.
2754 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2755 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2756 of GENERAL_REGS and FP_REGS.
2758 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2760 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2762 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2764 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2765 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2766 are omitted. Exclude stack_tie insn too.
2768 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2770 PR rtl-optimization/23098
2771 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2773 * config/rs6000/rs6000.md (movdf splitter): Use
2774 const_double_operand predicate for TARGET_POWERPC64.
2775 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2776 SYMBOL_REF method to ABI_V4.
2778 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2779 replace_equiv_address.
2780 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2781 rs6000_sr_alias_set and MEM_NOTRAP.
2782 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2784 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2786 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2787 handle CALL_EXPR again.
2789 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2791 * arm/predicates.md (alignable_memory_operand): Delete.
2793 2005-09-10 Richard Henderson <rth@redhat.com>
2796 * dbxout.c (dbxout_expand_expr): New.
2797 (dbxout_symbol): Use it.
2799 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2801 * arm.c (arm_gen_rotated_half_load): Delete.
2802 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2803 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2804 (thumb_set_return_address): Likewise.
2805 (thumb_load_double_from_address): Use adjust_address.
2806 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2807 (extendhsisi2_mem, movhi_bytes): Use change_address.
2808 (movhi): Use widen_memory_access.
2809 (reload_out_df): Use replace_equiv_address.
2810 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2812 2005-09-09 Richard Henderson <rth@redhat.com>
2815 * dbxout.c: Include expr.h.
2816 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2817 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2818 * Makefile.in (dbxout.o): Add EXPR_H.
2820 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2822 PR tree-optimization/23509
2823 * tree-cfg.c (replace_uses_by): Use replace_exp.
2824 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2825 pointers have name_mem_tag or type_mem_tag set.
2827 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2829 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2830 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2831 of wrongly accessing operands.
2833 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2835 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2836 * tree-chrec.c: Include tree-scalar-evolution.h.
2837 (chrec_convert): Instantiate the base and step before calling
2838 scev_probably_wraps_p that would fail on parametric evolutions.
2839 Collect all the fails into a single section failed_to_convert,
2840 print a diagnostic, and return chrec_dont_know instead of calling
2842 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2843 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2845 (scev_const_prop): Don't replace the definition of a loop closed ssa
2846 phi node by itself, or by another loop closed ssa phi node.
2847 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2848 that base and step are defined.
2850 2005-09-09 Richard Guenther <rguenther@suse.de>
2853 * fold-const.c (fold_ternary): Check truth_value_p before
2854 calling invert_truthvalue.
2856 2005-09-09 Nick Clifton <nickc@redhat.com>
2858 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2859 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2860 dimension of these arrays.
2861 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2863 * longlong.h: Only provide a prototype for the __clz_tab[] array
2864 if this header has not been included from libgcc2.h.
2865 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2867 Provide prototypes for exported functions.
2868 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2871 2005-09-08 Josh Conner <jconner@apple.com>
2875 * expr.c (expand_expr_addr_expr_1): Don't invoke
2876 expand_simple_binop for EXPAND_INITIALIZER.
2878 2005-09-08 Richard Henderson <rth@redhat.com>
2881 * toplev.c (wrapup_global_declaration_1): Split out ...
2882 (wrapup_global_declaration_2): ... from ...
2883 (wrapup_global_declarations): ... here. Return bool.
2884 (check_global_declaration_1): Split out ...
2885 (check_global_declarations): from here.
2886 (emit_debug_global_declarations): New.
2887 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2888 check_global_declaration_1, emit_debug_global_declarations): Declare.
2889 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2890 of decls. Call wrapup_global_declaration_1,
2891 wrapup_global_declaration_2, check_global_declaration_1 directly.
2892 (c_write_global_declarations_2): New.
2894 (c_write_global_declarations): Call c_write_global_declarations_2.
2895 * langhooks.c (write_global_declarations): Call
2896 emit_debug_global_declarations.
2898 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2899 remove decls that have DECL_RTL_SET_P.
2900 * passes.c (rest_of_decl_compilation): Invoke
2901 cgraph_varpool_finalize_decl for all but functions.
2903 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2905 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2906 the result of a conversion if the new min and max cannot be compared.
2908 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2910 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2911 (override_options): Setting s390_sr_alias_set removed.
2912 (save_fpr, save_gprs): Set alias set to vararg or frame.
2913 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2914 s390_sr_alias_set with get_frame_alias_set ().
2915 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2916 get_varargs_alias_set ().
2918 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2922 * c-parser.c (c_parser_objc_method_definition): If the next
2923 token is not "{", error out and don't start the function.
2925 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2927 * tree-vrp.c (extract_range_from_expr): Move the check for non
2928 nullness after the check for gimple invariant.
2930 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2932 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2934 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2937 * config/m32r.md (movmemsi_internal): Canonicalize order of
2938 operands in PLUS component of template.
2940 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2942 * reload1.c (fixup_eh_region_note): Remove assertion.
2943 (fixup_abnormal_edges): Reverted removal of call to
2944 find_many_sub_basic_blocks made on 2005-08-31.
2946 2005-09-07 Richard Henderson <rth@redhat.com>
2948 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2949 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2950 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2951 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2952 rearrange for better packing.
2953 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2954 (lookup_cfa_1): Remove inline marker.
2955 (cfa_equal_p): Split out of ...
2956 (def_cfa_1): ... here. Use INVALID_REGNUM.
2957 (build_cfa_loc): Handle !cfa->indirect.
2958 (frame_pointer_cfa_offset): New.
2959 (dbx_reg_number): Assert register elimination performed; do
2960 leaf register remapping.
2961 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2962 (eliminate_reg_to_offset): New.
2963 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2964 for verifiably local stack frame addresses; re-base to CFA.
2965 (mem_loc_descriptor): Remove can_use_fbreg argument.
2966 (concat_loc_descriptor, loc_descriptor): Likewise.
2967 (containing_function_has_frame_base): Remove.
2968 (rtl_for_decl_location): Don't do register elimination or
2969 leaf register remapping here.
2970 (secname_for_decl): Split out from ..
2971 (add_location_or_const_value_attribute): ... here.
2972 (convert_cfa_to_loc_list): New.
2973 (compute_frame_pointer_to_cfa_displacement): New.
2974 (gen_subprogram_die): Use them.
2975 * tree.h (frame_base_decl): Remove.
2976 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2977 (prologue_stack_adjust): Remove.
2978 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2979 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2980 (set_frame_base_location): Remove.
2981 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2982 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2983 (vt_add_function_parameters): Don't eliminate_regs.
2984 (vt_initialize): Don't create frame_base_decl.
2986 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2988 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2989 version of GNU binutils for 4.x and later.
2991 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2993 * ggc-page.c (ggc_push_context): Remove.
2994 (ggc_pop_context): Likewise.
2995 * ggc.h (ggc_push_context): Remove.
2996 (ggc_pop_context): Likewise.
2998 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3001 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3002 returning from an interrupt handler.
3004 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3007 * config/arc/arc.c (output_shift): Add check for loop count when
3010 2005-09-06 Steven Bosscher <stevenb@suse.de>
3012 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3014 (abs_replacement): Likewise.
3015 (pass_phiopt): Remove TODO_update_ssa.
3017 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3020 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3021 if "return with no value, in function returning non-void" warning
3023 * tree-cfg.c (execute_warn_function_return): Don't look at
3024 RETURN_EXPRs with TREE_NO_WARNING set.
3027 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3028 for internal functions doesn't use registers used by global registers
3029 variables. Use fewer register parameters if there are global register
3032 2005-09-06 Olivier Hainque <hainque@adacore.com>
3033 Eric Botcazou <ebotcazou@adacore.com>
3036 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3037 when we would be extracting outside its bit span (bitpos+bitsize
3038 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3039 Ada unchecked conversions.
3041 2005-09-06 Steven Bosscher <stevenb@suse.de>
3043 * tree-ssa-pre.c (try_look_through_load): New function.
3044 (compute_avail): Use it to try to look through loads for some
3045 more useful expressions.
3047 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3049 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3050 condition for detecting cases like (a&a) and (a^a).
3052 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3054 * common.opt: Add option ftree-vect-loop-version.
3055 * params.def: Add --param vect-max-version-checks.
3056 * doc/invoke.texi: Document ftree-vect-loop-version and
3057 --param vect-max-version-checks.
3058 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3059 may_misalign_stmts and defines for accessors.
3060 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3061 LOOP_VINFO_MAY_MISALIGN_STMTS.
3062 (destroy_loop_vec_info): VEC_free for
3063 LOOP_VINFO_MAY_MISALIGN_STMTS.
3064 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3065 Update documentation.
3066 (vect_update_misalignment_for_peel): New.
3067 (vect_enhance_data_refs_alignment): Update to choose loop
3068 peeling or loop versioning if appropriate for the (potentially)
3069 unaligned data references in the loop.
3070 (vect_analyze_data_refs_alignment): Remove call to
3071 vect_enhance_data_refs_alignment so the checks can be done
3073 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3074 and move up call to vect_analyze_data_refs_alignment.
3075 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3076 (vect_transform_loop): Add call to loop_version.
3078 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3080 PR rtl-optimization/23098
3081 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3082 * simplify-rtx.c (constant_pool_reference_p): New function.
3083 * rtl.h (constant_pool_reference_p): New prototype.
3084 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3085 constant_pool_reference_p in condition and
3086 avoid_constant_pool_reference in preparation statements.
3088 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3090 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3091 STRICT_LOW_PART SETs.
3093 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3096 * except.c (sjlj_emit_function_enter): Find the function begin
3097 note even when it's not in first basic block.
3099 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3101 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3102 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3103 * aclocal.m4: Regenerate.
3105 2005-09-05 DJ Delorie <dj@redhat.com>
3107 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3110 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3112 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3113 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3114 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3115 Follow spelling conventions.
3116 * doc/invoke.texi: Follow spelling conventions.
3118 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3120 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3121 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3122 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3124 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3127 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3128 (output_stack_adjust): Use gen_tmp_stack_mem.
3129 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3130 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3131 (sh_get_pr_initial_val): Likewise.
3132 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3133 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3134 * sh.md (divsi_inv_m0): Use gen_const_mem.
3135 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3136 (movdf_i4+1): Use gen_tmp_stack_mem.
3137 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3138 (fpu_switch+2): Likewise.
3139 (movv4sf_i, movv16sf_i): Use adjust_address.
3140 (symGOT_load): Set MEM_NOTRAP_P bit.
3142 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3145 * pa.c (emit_move_sequence): Fix typo in last change.
3147 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3149 PR rtl-optimization/23454
3150 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3153 2005-09-03 Richard Henderson <rth@redhat.com>
3154 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3157 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3160 2005-09-02 Nicolas Pitre <nico@cam.org>
3162 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3163 to bit_count to 32 bits.
3165 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3168 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3169 generating synthetic loads from volatile lvalues.
3171 005-09-02 Nick Clifton <nickc@redhat.com>
3173 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3174 __ctzhi2, __clzhi2): New functions.
3176 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3179 * tree-nested.c (struct var_map_elt): Mark with GTY.
3180 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3182 (lookup_field_for_decl): Allocate new element in GC memory.
3183 (lookup_tramp_for_decl): Likewise.
3184 (convert_nl_goto_reference): Likewise
3185 (create_nesting_tree): Allocate info in GC memory. Likewise for
3187 (free_nesting_tree): Free with ggc_free instead of free.
3188 (root): New static variable.
3189 (lower_nested_functions): Remove root as local variable. And zero out
3190 root at the end of the function.
3192 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3194 PR rtl-optimization/20365
3195 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3196 to short. New member ix.
3197 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3198 (simplify_plus_minus): Initialize ix members before calling qsort.
3200 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3202 PR tree-optimization/23626
3203 * tree-cfg.c (replace_uses_by): Clean up eh info.
3205 2005-09-01 DJ Delorie <dj@redhat.com>
3207 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3210 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3212 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3213 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3216 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3218 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3219 do not issue warning for a variable definition following
3222 2005-09-01 Richard Henderson <rth@redhat.com>
3225 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3226 conversion to CONST_VECTOR.
3228 2005-09-01 Richard Henderson <rth@redhat.com>
3231 * reload1.c (reload_as_needed): Check !CALL_P before calling
3232 fixup_eh_region_note.
3233 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3235 2005-09-01 DJ Delorie <dj@redhat.com>
3237 * varasm.c (output_constant): Let the target resolve
3238 conversions of addresses to non-default pointer sizes.
3240 2005-09-01 Nicolas Pitre <nico@cam.org>
3242 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3243 to alow matching ARM pre-indexed addressing mode.
3244 (arm_override_options): Remove now irrelevant comment.
3246 2005-09-01 Phil Edwards <phil@codesourcery.com>
3248 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3249 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3250 * config/i386/vxworks.h: Likewise.
3251 * config/i386/t-vxworksae: New file, for VxWorks AE.
3252 * config/i386/vxworksae.h: Likewise.
3254 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3256 PR tree-optimization/23410
3257 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3258 sequence is not wrapping during the first step.
3260 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3263 * dwarf2out.c (base_type_die): Compare char_type_node with
3264 TYPE_MAIN_VARIANT (type), not type.
3266 2005-09-01 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/15366
3269 * common.opt: Add -finline-functions-called-once.
3270 Put -fearly-inlining in alphabetically ordered place.
3271 * doc/invoke.texi: Document new option.
3272 * ipa-inline.c (cgraph_decide_inlining): Honour
3273 flag_inline_functions_called_once.
3275 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3277 PR rtl-optimization/23478
3278 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3279 (alloc_qty): Initialize it.
3280 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3281 (combine_regs): Combine also n_throwing_calls_crossed fields.
3282 (find_free_reg): Don't attempt to caller-save pseudos crossing
3283 calls that might throw.
3284 * global.c (struct allocno): Add throwing_calls_crossed field.
3285 (global_alloc): Revert 2005-08-22 change. Initialize
3286 throwing_calls_crossed.
3287 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3290 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3293 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3294 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3295 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3296 (and64_2_operand): Tweak to use predicate.
3297 (and_operand): Adjust for mask_operand changes.
3298 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3299 (print_operand): Likewise.
3300 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3301 (mask64_1or2_operand): Delete.
3302 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3303 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3304 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3305 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3306 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3307 (rotldi3_internal4): Likewise.
3308 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3309 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3310 (ashldi3_internal7): Likewise.
3311 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3312 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3313 (anddi3 split): Don't match mask64_operand.
3314 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3315 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3316 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3317 't' splitter predicate.
3318 (movdi_internal64 + 2): Revert 2005-06-11 change.
3320 2005-08-31 DJ Delorie <dj@redhat.com>
3322 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3323 (m32c_asm_integer): Add support for 32 bit pointers.
3325 2005-08-31 Richard Henderson <rth@redhat.com>
3327 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3328 component-like references for setting MEM_NOTRAP_P.
3330 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3331 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3333 2005-08-31 Richard Henderson <rth@redhat.com>
3335 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3336 into a pseudo before applying gen_lowpart.
3338 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3340 * doc/install.texi (Specific): Update cctools version required
3341 for full functionality.
3342 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3343 linkers as -macosx_version_min.
3345 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3348 * sh.c (print_operand, %R and %S): Add handling of floating point
3349 registers, memory, constants and invalid operands.
3351 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3353 * ipa-pure-const.c: Change dump name.
3355 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3358 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3359 to "reg_or_0_operand".
3360 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3362 2005-08-31 Dale Johannesen <dalej@apple.com>
3364 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3365 loops that count down.
3367 2005-08-31 Richard Henderson <rth@redhat.com>
3370 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3371 (fixup_eh_region_note): New.
3372 (reload_as_needed): Call it.
3373 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3374 don't call find_many_sub_basic_blocks; call verify_flow_info.
3375 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3376 (keep_stack_depressed): Likewise.
3377 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3379 2005-08-31 Richard Henderson <rth@redhat.com>
3381 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3384 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3386 * expr.c (expand_expr_real_1): Compare size of address
3387 mode to target's address mode size in deciding expansion of
3388 the constant address.
3390 2005-08-31 Richard Guenther <rguenther@suse.de>
3393 * expr.c (all_zeros_p): New function.
3394 (expand_expr_real_1): Handle the case of an all-zero
3395 non-addressable constructor separately.
3397 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3399 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3400 arguments, adjust all callers.
3401 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3403 2005-08-30 Richard Henderson <rth@redhat.com>
3406 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3407 whenever the mode sizes match.
3409 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3411 * calls.c (load_register_parameters): Fix comment typo.
3412 * expr.c (emit_push_insn): Comment formatting.
3414 2005-08-30 Ian Lance Taylor <ian@airs.com>
3416 * config/i386/x-cygwin (host-cygwin): Change dependency from
3417 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3419 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3421 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3424 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3427 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3428 call to ggc_collect.
3430 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3433 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3434 beginning. Remove $(INCLUDES) from all the rules, if following
3435 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3437 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3440 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3441 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3442 not constant, but maxlen is, don't set len to maxlen, rather
3443 set maxlen to len if len is a constant.
3445 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3447 PR tree-optimization/23475
3448 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3451 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3453 Fix PR middle-end/22455
3455 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3456 Checksum only the parts of the tree that exist for the tree code.
3458 2005-08-28 Dale Johannesen <dalej@apple.com>
3460 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3462 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3464 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3466 2005-08-28 Richard Henderson <rth@redhat.com>
3468 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3469 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3472 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3475 * builtins.c (get_memory_rtx): Don't strip nops
3476 in between COMPONENT_REFs.
3478 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3481 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3483 (gimplify_modify_expr): Check for zero sized types and gimplify the
3484 rhs and lhs as statements.
3486 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3489 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3490 state for return address column of signal frames.
3492 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3495 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3496 bytes >= 2 not bytes == 2.
3497 (expand_block_move): Same.
3499 2005-08-27 Richard Guenther <rguenther@suse.de>
3502 * config/i386/sse.md (sse2_movsd): Add missing closing
3505 2005-08-27 Paul Brook <paul@codesourcery.com>
3507 * genrecog.c (enum decision_type): Add DT_num_insns.
3508 (struct decision_test): Add u.num_insns.
3509 (add_to_sequence): Add DT_num_insns test.
3510 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3511 (write_cond, debug_decision_2): Ditto.
3512 (change_state): Assume peep2_next_insn never fails.
3513 Remove "afterward" argument.
3514 (write afterward, write_tree): Update to match.
3515 * recog.c (peep2_current_count): New variable.
3516 (peep2_next_insn): Check it.
3517 (peephole2_optimize): Set peep2_current_count.
3518 * recog.h (peep2_current_count): Declare.
3520 2005-08-26 Josh Conner <jconner@apple.com>
3523 * ipa-pure-const.c (check_tree): Check for volatile-ness
3524 when considering a dereference.
3526 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3528 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3530 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3532 PR rtl-optimization/23561
3533 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3534 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3535 at most LEN bytes long memory fits into the field.
3536 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3537 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3538 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3540 2005-08-26 Richard Henderson <rth@redhat.com>
3543 * loop.c (biased_biv_may_wrap_p): New.
3544 (maybe_eliminate_biv_1): Use it to suppress non-equality
3545 comparison transformations. Delete disabled code.
3547 2005-08-26 Ian Lance Taylor <ian@airs.com>
3549 * combine.c (make_extraction): Avoid reference outside object.
3551 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3553 * stor-layout.c (finalize_type_size): Restore behaviour for
3554 non-aggregate types to the status quo ante of the patch for
3555 pr 23467. Document why it matters.
3557 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3560 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3561 array by one element, initialize the BT_LAST element with NULL.
3563 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3565 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3566 optimizing for size.
3568 (compare_plus_eqsi): Same.
3569 (plus_eqsi_compare): Same.
3570 (neg_eq0<mode>): Same.
3571 (neg_eq<mode>): Same.
3573 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3576 2005-08-26 Nick Clifton <nickc@redhat.com>
3578 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3579 TARGET_EP is not defined.
3580 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3581 TARGET_EP is enabled.
3582 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3583 * config/v850/v850.md (save_all_interrupt): Only use the EP
3584 register if TARGET_EP is defined.
3585 (restore_all_interrupt): Likewise.
3586 * config/v850/lib1funcs.asm: Update functions so that the EP
3587 register is only used if __EP__ is defined.
3589 2005-08-26 David Ung <davidu@mips.com>
3591 * config/mips/mips.c (mips_expand_prologue): Handle case when
3592 generating for MIPS16 and the outgoing argument area is more than
3593 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3596 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3598 * config/crx/crx.md: Make doloop_end pattern usage controllable
3599 via mloop-nesting=<max-nesting> command line switch. Make sure
3600 the combiner cannot use doloop_end_<mode> in an illegal way.
3601 * config/crx/crx.c: Use regs up to r6 for argument passing.
3602 Refine crx_address_cost (non cst4 displacements are expensive).
3603 * config/crx/crx.opt: Add switch for mloop-nesting=.
3605 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3607 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3608 (UNSPEC_MVST): New constant.
3610 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3612 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3613 Reject operands containing eliminable registers.
3614 * testsuite/gcc.dg/20050825-1.c: New testcase.
3616 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3617 Jan Hubicka <jh@suse.cz>
3619 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3621 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3623 PR tree-optimization/23546
3624 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3627 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3629 * params.def (PARAM_MIN_SPEC_PROB): New.
3630 * sched-rgn.c (MIN_PROBABILITY): Delete.
3631 (compute_trg_info): Convert to PARAM_VALUE.
3632 * doc/invoke.texi (param): Document min-spec-prob.
3634 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3636 * config/darwin.h: define __PIC__
3637 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3638 TARGET_OS_CPP_BUILTINS macro.
3640 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3642 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3645 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3647 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3649 * cfghooks.c (duplicate_block): Added position where to place
3650 new block as argument.
3651 * cfghooks.h (duplicate_block): Declaration changed.
3652 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3654 * cfglayout.h (copy_bbs): Declaration changed.
3655 * cfgloop.h (loop_version): Declaration changed.
3656 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3657 position to copy_bbs.
3658 (loop_version): Pass position to duplicate_loop_to_header_edge.
3659 Add place_after argument and position new blocks according to
3661 * modulo-sched.c (sms_schedule): Pass place_after argument
3663 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3664 * tree-cfg.c (split_edge_bb_loc): New function.
3665 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3666 to determine position of new blocks.
3667 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3669 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3670 argument to duplicate_block.
3671 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3672 Pass position to copy_bbs.
3674 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3676 * fold-const.c (ptr_difference_const): Use
3677 cst_and_fits_in_hwi instead of host_integerp.
3679 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3681 * config/darwin.c (gen_pic_offset): New.
3682 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3685 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3687 PR tree-optimization/23486
3688 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3690 2005-08-23 Phil Edwards <phil@codesourcery.com>
3692 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3693 remove use_collect2.
3694 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3696 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3697 configuration files to override the default value.
3699 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3700 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3701 * config/vx-common.h: New file, split out from...
3702 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3703 * config/vxworksae.h: New file, for VxWorks AE.
3704 * config/vxworks.opt: New file.
3705 * config/vxlib.c: Update for VxWorks 6.
3707 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3708 other MULTILIB_* variables appropriately.
3709 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3710 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3711 * config/rs6000/vxworks.h: Update for VxWorks 6.
3712 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3714 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3717 * config/darwin.c (machopic_select_section): Remove the hack to
3718 mark "::operator new" and "::operator delete" for coalescing
3719 even though they are not weak.
3721 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3723 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3724 * configure: Regenerate.
3726 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3729 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3731 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3732 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3735 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3737 * config/rs6000/predicates.md (equality_operator): New.
3738 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3739 comparison with a large constant.
3741 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3743 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3745 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3747 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3748 registers is even, and we have a hardware double precision fp,
3750 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3751 size of current argument when checking if argument was passed in
3754 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3757 * stor-layout.c (finalize_type_size): Dont override
3758 existing alignment with a smaller alignment from the mode.
3760 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3762 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3763 * lambda.h (lambda_vector_lexico_pos): ... here.
3764 * tree-data-ref.c (build_classic_dist_vector): Return false when
3765 the distance vector is lexicographically negative.
3767 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3769 PR tree-optimization/23511
3770 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3771 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3773 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3775 PR tree-optimization/22043
3776 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3777 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3778 If ALLOW_FLEXARR, handle types ending with flexible array member.
3779 Pass false as second argument to recursive count_type_elements calls.
3780 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3781 argument to count_type_elements call.
3782 * tree-sra.c (decide_block_copy): Likewise.
3783 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3784 for a constant-sized object, set cleared as well. Pass true as
3785 second argument to count_type_elements call.
3787 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3790 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3791 from legitimate_small_data_p, and make global. Update use.
3792 Remove forward declaration.
3793 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3795 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3797 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3799 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3800 of scratch intermediates.
3801 (eq<mode>_compare): Same.
3802 (neg_eq0<mode>): New.
3803 (neg_eq<mode>): Convert to define_insn_and_split.
3805 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3808 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3809 stdarg functions, set/clear the fp marker even when no variable
3811 * config/rs6000/sysv4.opt (mprototype): Describe.
3813 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3815 PR rtl-optimization/23478
3816 * regs.h (reg_info): Add throw_calls_crossed.
3817 (REG_N_THROWING_CALLS_CROSSED): Define.
3818 * flow.c (allocate_reg_life_data): Initialize
3819 REG_N_THROWING_CALLS_CROSSED.
3820 (propagate_one_insn, attempt_auto_inc): Update
3821 REG_N_THROWING_CALLS_CROSSED.
3822 * global.c (global_alloc): Don't allocate pseudos across
3823 calls that may throw.
3825 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3828 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3829 value is inbetween the range if we did not find an exact match.
3831 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3833 * doc/invoke.texi (Option Summary): Add ms1 options.
3834 * doc/extend.texi: Document interrupt handler attribute for ms1.
3835 * doc/md.texi: Document ms1 constraints.
3836 * config.gcc: Add ms1-*-elf.
3837 * config/ms1/ms1.h: New.
3838 * config/ms1/ms1.c: New.
3839 * config/ms1/ms1.md: New.
3840 * config/ms1/ms1-protos.h: New.
3841 * config/ms1/ABI.txt: New.
3842 * config/ms1/crti.asm: New.
3843 * config/ms1/crtn.asm: New.
3844 * config/ms1/lib2extra-funcs.c: New.
3845 * config/ms1/t-ms1: New.
3846 * config/ms1/ms1.opt: New.
3848 2005-08-22 Ira Rosen <irar@il.ibm.com>
3850 * config/rs6000/altivec.md (xorv4sf3): New.
3851 (negv4sf2, neg<mode>2): Likewise.
3853 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/ia64/ia64.md (divsi3): Check divide by zero.
3857 (udivsi3): Likewise.
3859 (udivdi3): Likewise.
3861 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3863 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3864 up to elem_bitsize bits, not max_bitsize.
3866 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3868 PR tree-optimization/23433
3869 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3870 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3872 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3874 PR tree-optimization/23434
3875 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3876 the iteration bound is not an INTEGER_CST.
3878 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3880 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3881 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3882 NULL if need_epilog_adjust is false.
3883 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3884 Case 3 always peels first itration, not just for PLUS case, and no need
3885 to use scalar_initial_def here. Create an epilog adjustment only if
3886 scalar_initial_def is not NULL.
3888 (vectorizable_reduction): Remove assert.
3890 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3893 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3894 (__moddi3): Likewise.
3895 (__udivdi3): Likewise.
3896 (__umoddi3): Likewise.
3897 (__divsi3): Likewise.
3898 (__modsi3): Likewise.
3899 (__udivsi3): Likewise.
3900 (__umodsi3): Likewise.
3902 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3904 * tree-pass.h (TDF_GRAPH): Define.
3905 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3906 * passes.c (finish_optimization_passes): Only call
3907 finish_graph_dump_file if TDF_GRAPH is set.
3908 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3909 NULL. Set TDF_GRAPH bit.
3910 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3912 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3914 * arm.h (arm_stack_offsets): Add locals_base field.
3915 * arm.c (arm_get_frame_offsets): Compute it.
3916 (thumb_compute_initial_elimination offset): Make the Thumb frame
3917 pointer point to the base of the local variables.
3918 (thumb_expand_prologue): Update accordingly.
3919 (thumb_expand_epilogue): Likewise.
3921 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3922 mode of clobbered scratch to DImode. Handle a case that's known to
3925 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3927 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3928 (gt0<mode>_compare): Delete.
3929 (neg_gt0<mode>): Delete.
3931 2005-08-19 Eric Christopher <echristo@apple.com>
3933 * optabs.h: Change CTI_ to COI_.
3936 2005-08-19 James E Wilson <wilson@specifix.com>
3938 * builtins.c (expand_builtin_return_addr): Set
3939 current_function_accesses_prior_frames when count != 0. Use
3940 frame_pointer_rtx when count == 0.
3941 * function.h (struct function): Add accesses_prior_frames field.
3942 (current_function_accesses_prior_frames): Define.
3943 * reload1.c (init_elim_table): Check
3944 current_function_accesses_prior_frames.
3945 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3947 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3949 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3950 indicator. Return true if the flowgraph changed during
3953 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3956 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3957 conditional expression before testing its value.
3959 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3961 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3963 2005-08-19 Devang Patel <dpatel@apple.com>
3965 PR tree-optimization/23048
3966 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3967 third parameter. Check whether latch is dominated by exit
3969 (if_convertible_loop_p): Supply exit block itself to
3970 if_convertible_bb_p.
3972 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3975 * arm.md (arm_load_pic_register): Change argument to the mask of
3976 saved registers. Call thumb_find_work_register if we need a
3977 scratch register on Thumb.
3978 (arm_expand_prologue): Pass empty register set to
3979 arm_load_pic_register.
3980 (thumb_expand_prologue): Pass live_regs_mask directly to
3981 arm_load_pic_register.
3982 * arm-protos.h (arm_load_pic_register): Update prototype.
3984 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3986 * sh.c (find_sole_member): New function.
3987 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3988 if the record's alignment is larger than the size of its only member.
3990 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3993 * arm.c (thumb_legitimize_reload_address): New function.
3994 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3995 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3997 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3999 * config/crx/crx.c: Implement crx_decompose_address. Reject
4000 symbolic displacements since CRX register relative adressing
4001 mode can't handle unsigned 32-bit values as displacements.
4002 * config/crx/crx.h: Simplify definitions, remove redundant
4003 parenthesis and obsolete macros.
4004 * config/crx/crx.opt: Add new switch for debugging addresses.
4005 * config/crx/crx-protos.h: Add new declarations for above.
4007 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4010 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4013 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4015 * collect2.c (dup2): Delete.
4016 * configure.ac: Don't check for dup2.
4018 * config.in, configure: Regenerate.
4020 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4022 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4023 record with the type of its only member.
4025 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4027 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4028 define_insn_and_split.
4029 (plus_ltu<mode>_compare): Same.
4030 (gtu<mode>_compare): Same.
4031 (plus_gtu<mode>_compare): Same.
4033 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4035 PR tree-optimization/22228
4036 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4038 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4039 are recorded in vect_vnames_to_rename for renaming.
4040 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4041 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4042 in vect_vnames_to_rename.
4043 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4044 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4046 2005-08-18 Jan Hubicka <jh@suse.cz>
4049 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4050 info only for local statics, not for member variables.
4052 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4054 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4056 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4058 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4060 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4063 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4065 2005-08-17 James E Wilson <wilson@specifix.com>
4067 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4070 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4072 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4073 (leu<mode>_compare): Same.
4074 (plus_leu<mode>): Same.
4075 (neg_leu<mode>): Same.
4076 (and_neg_leu<mode): Same.
4077 (ltu<mode>_compare): Same.
4078 (plus_ltu<mode>): Same.
4080 (geu<mode>_compare): Same.
4081 (plus_geu<mode>): Same.
4082 (neg_geu<mode>): Same.
4083 (and_neg_geu<mode>): Same.
4084 (plus_gt<mode>): Same.
4085 (gtu<mode>_compare): Same.
4086 (plus_gtu<mode>): Same.
4088 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4090 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4091 Move call_table_data to end. Delete spurious .text.
4092 (callt_save_all_interrupt): Fix comment typo.
4094 2005-08-17 James E Wilson <wilson@specifix.com>
4095 Kevin Winchester <winchester@amirix.com>
4098 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4100 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4103 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4104 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4106 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4108 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4109 record with the type of its only member if the modes don't match.
4111 * varasm.c (decode_reg_name): Skip empty additional register names.
4113 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4115 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4116 lsm_tmp_name_length): New.
4117 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4118 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4120 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4121 Andreas Krebbel <krebbel1@de.ibm.com>
4123 * config.gcc: Added z9-109 switch.
4124 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4125 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4126 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4127 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4128 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4129 for "z9_109" cpu attribute.
4130 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4131 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4132 (s390_handle_arch_option): Added z9-109 switch.
4133 (override_options): Set respective cost function for z9-109.
4134 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4135 (legitimate_reload_constant_p): Accept extended immediates.
4136 (print_operand): Three new output modifiers added: k, m and o.
4137 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4138 (s390_output_mi_thunk): Use extended immediate when possible.
4139 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4140 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4141 (CONSTRAINT_LEN): Added length of O constraint.
4142 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4143 * config/s390/s390.md ("cpu"): New value z9_109 added.
4144 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4145 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4146 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4147 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4148 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4149 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4150 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4151 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4152 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4153 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4154 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4155 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4156 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4157 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4158 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4160 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4161 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4162 insns for TARGET_EXTIMM.
4164 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4166 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4168 2005-08-17 Nick Clifton <nickc@redhat.com>
4170 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4171 Call default_encode_section_info.
4173 2005-08-17 Steven Bosscher <stevenb@suse.de>
4175 PR tree-optimization/21574
4176 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4177 constant, return CONSTANT.
4178 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4179 (ccp_fold, visit_assignment): Likewise.
4180 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4182 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4184 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4185 fold_buildN instead of buildN then fold_initializer or fold.
4186 (build_unary_op): Likewise.
4187 (build_binary_op): Likewise.
4188 * fold-const.c (fold_initializer): Remove.
4189 (fold_build1_initializer): New function.
4190 (fold_build2_initializer): New function.
4191 (fold_build3_initializer): New function.
4192 * tree.h (fold_initializer): Remove.
4193 (fold_build1_initializer): New function.
4194 (fold_build2_initializer): New function.
4195 (fold_build3_initializer): New function.
4197 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4199 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4200 (try_move_mult_to_index): Call fold_build2 instead of build2.
4201 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4202 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4203 fold_binary_to_constant.
4204 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4206 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4207 check if A == gcd (A, B). Remove TYPE argument.
4208 (analyze_offset) Use fold_build2 instead of fold (build.
4209 (create_data_ref): Likewise.
4210 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4211 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4214 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4216 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4217 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4219 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4222 * gimplify.c (zero_sized_type): New function.
4223 (gimplify_modify_expr_rhs): If we have a zero sized type,
4224 replace the statement with an empty statement.
4226 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4231 2005-08-16 Ian Lance Taylor <ian@airs.com>
4233 * doc/tm.texi (Label Output): Correct typo.
4235 2005-08-16 Steven Bosscher <stevenb@suse.de>
4238 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4239 force_operand will work later on using have_insn_for.
4241 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4243 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4245 2005-08-16 Ian Lance Taylor <ian@airs.com>
4248 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4249 vector type, don't try to construct it element by element. Add an
4250 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4252 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4254 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4256 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4258 * doc/invoke.texi (Precompiled Headers): Document some more options
4259 which are known to be safe.
4261 2005-08-16 James E Wilson <wilson@specifix.com>
4263 PR tree-optimization/21105
4264 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4265 TREE_OVERFLOW check.
4267 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4269 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4270 (neg_ltu<mode>): Same.
4272 (neg_gtu<mode>): Same.
4274 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4276 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4277 (fold_builtin_isdigit): Use fold_buildN.
4278 (build_function_call_expr): Likewise.
4279 * c-typeck.c (c_finish_loop): Likewise.
4281 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4282 Richard Shann <rshann@superh.com>
4284 PR middle-end/20396:
4285 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4287 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4289 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4291 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4294 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4295 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4298 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4301 * fold-const.c (build_range_check): Disable optimization for function
4302 pointer expressions on targets that require function pointer
4305 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4307 * simplify-rtx.c (simplify_const_relational_operation): When
4308 extracting arguments of a COMPARE, recompute the mode as well.
4310 2005-08-15 Ian Lance Taylor <ian@airs.com>
4312 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4314 2005-08-15 DJ Delorie <dj@redhat.com>
4316 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4318 (movsi_splittable): Allow, but split, moves to the stack.
4319 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4322 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4324 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4325 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4326 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4328 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4329 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4330 Delete HOST_PTR_PRINTF.
4332 * configure, config.in: Regenerate.
4334 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4336 * config/rs6000/rs6000.md (QHSI): New mode macro.
4337 (wd): Extend mode attr for QImode and HImode
4338 (dbits): New mode attr.
4339 (zero_extend<mode>di2): Convert to mode macro.
4341 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4344 * doc/invoke.texi (-mgnu-ld): Update description.
4347 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4350 * Makefile.in (tree-chrec.o): Depends on real.h.
4351 * tree-chrec.c: Include real.h.
4352 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4353 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4354 * tree-scalar-evolution.c (add_to_evolution_1,
4355 interpret_rhs_modify_expr): Ditto.
4357 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4360 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4361 step is negative compute the estimation from init downwards to zero.
4363 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4365 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4367 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4369 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4371 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4372 Accept double-word constants that can be split.
4373 * config/s390/s390.md ("movti"): Use 'P' constraint.
4374 ("*movdi_31", "*movdf_31"): Likewise.
4376 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4378 Fix PR tree-optimization/22615
4380 * tree-ssa-structalias.c (solution_set_add): Handle
4381 first_vi_for_offset returning NULL.
4382 (do_da_constraint): Ditto.
4383 (do_sd_constraint): Ditto.
4384 (do_ds_constraint): Ditto
4385 (find_func_aliases): Ditto.
4386 (build_constraint_graph): RHS is allowed be ANYTHING.
4387 (first_vi_for_offset): Return NULL if we couldn't find anything at
4390 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4392 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4393 over memory as first operand.
4395 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4398 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4399 available for setting it.
4401 2005-08-14 Ira Rosen <irar@il.ibm.com>
4403 PR tree-optimization/23320
4404 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4405 data-refs' types instead of base object nullness. Add check for
4406 pointer type data-refs before first location comparison. Remove
4409 2005-08-14 Andreas Schwab <schwab@suse.de>
4411 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4413 2005-08-13 James E Wilson <wilson@specifix.com>
4415 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4416 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4417 -fstack-protector-all, --param ssp-buffer-size): Document.
4418 (-Wvariadic-macros): Alphabetize.
4419 (-fsched-stalled-insns-dep): Add missing 'f'.
4421 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4424 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4426 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4427 or indirect address operand.
4428 (EXTRA_ADDRESS_CONSTRAINT): New.
4429 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4431 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4433 PR tree-optimization/22236
4434 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4435 successors and predecessors.
4436 * tree-chrec.c (chrec_convert): Before converting, check that
4437 sequences don't wrap.
4438 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4439 (analyze_array): Extern.
4440 (find_data_references_in_loop): Remove call to
4441 compute_estimated_nb_iterations.
4442 * tree-data-ref.h (analyze_array): Declared.
4443 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4444 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4445 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4446 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4448 * tree-ssa-loop-ivcanon.c: Fix documentation.
4449 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4450 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4451 (infer_loop_bounds_from_undefined): New.
4452 (estimate_numbers_of_iterations_loop): Use
4453 infer_loop_bounds_from_undefined.
4454 (used_in_pointer_arithmetic_p): New.
4455 (scev_probably_wraps_p): Pass an extra parameter. Call
4456 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4457 (convert_step): Fix documentation.
4458 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4459 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4460 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4461 scev_probably_wraps_p.
4463 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4465 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4466 (s390_register_info): Ignore clobbered_regs information for fixed
4467 registers, and only fixed registers.
4468 (s390_init_frame_layout): Remove redundant call.
4470 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4472 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4473 description of -Wold-style-casts.
4475 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4476 Jakub Jelinek <jakub@redhat.com>
4478 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4479 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4480 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4481 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4482 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4483 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4484 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4485 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4486 ("stack_protect_set", "stack_protect_test"): New expanders.
4487 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4488 "stack_protect_testdi"): New insn definitions.
4490 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4492 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4494 2005-08-12 Paul Brook <paul@codesourcery.com>
4496 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4498 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4500 * config/s390/predicates.md (setmem_operand): New predicate.
4501 (shift_count_operand): Accept ANDs with special constants as
4503 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4504 with special constants.
4505 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4506 shift_count_operand with setmem_operand.
4508 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4510 * config/s390/s390.c (s390_extract_part, s390_single_part):
4512 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4513 (s390_output_mi_thunk): Don't use lg on 31 bit.
4514 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4515 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4517 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4519 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4520 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4521 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4522 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4523 with one of the new macros.
4525 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4527 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4528 Don't set save_return_addr_p.
4529 (s390_register_info): Make clobbered_regs not depending on
4532 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4534 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4535 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4537 2005-08-11 James E. Wilson <wilson@specifix.com>
4539 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4541 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4543 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4544 locations gathered by var-tracking in single entry loc_list
4545 over loc_descriptor_from_tree.
4547 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4548 pass it down to loc_descriptor.
4549 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4550 (containing_function_has_frame_base): Move earlier in the file.
4551 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4552 instead of always assuming fbreg can't be used.
4554 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4556 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4557 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4558 Accept address wrapped in AND for Altivec.
4559 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4560 Strip AND wrapping offset address for Altivec.
4562 2005-08-11 Richard Henderson <rth@redhat.com>
4565 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4566 before using TYPE_IS_SIZETYPE.
4568 2005-08-11 Richard Henderson <rth@redhat.com>
4571 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4572 insn types not present on ev4.
4573 (alphaev5_insn_pipe): Similarly.
4575 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4578 * arm.c (arm_override_options): If the user has selected callee-super-
4579 interworking, then enable normal interworking.
4581 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4583 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4586 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4588 * doc/rtl.texi: Fix two typos.
4590 2005-08-11 Richard Guenther <rguenther@suse.de>
4593 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4594 cases where we call to/from functions returning void.
4596 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4599 * tree.c (build_pointer_type_for_mode): Robustify.
4601 2005-08-10 James E Wilson <wilson@specifix.com>
4603 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4604 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4606 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4609 2005-08-10 Eric Christopher <echristo@apple.com>
4611 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4612 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4615 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4618 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4619 for the high part when generating dynamic-no-pic code.
4621 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4623 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4624 (x86_64-*-linux*): Likewise.
4626 * config/i386/crtfastmath.c: New file.
4627 * config/i386/t-crtfm: Likewise.
4629 * config/i386/linux.h (ENDFILE_SPEC): New.
4630 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4632 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4635 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4637 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4638 (vec_shl, vec_shr): Document new operations.
4639 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4641 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4643 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4644 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4645 change predicate to indexed_or_indirect_address.
4647 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4649 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4650 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4651 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4652 and __aeabi_uwrite8.
4653 * config/arm/unaligned-funcs.c: New file.
4654 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4656 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4658 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4660 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4661 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4663 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4664 * final.c (pass_shorten_branches): Add dump.
4665 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4666 (pass_life): Rename dump.
4667 (rest_of_handle_flow2): Remove initial verify_flow_info.
4668 * function.c (pass_instantiate_virtual_regs): Add dump.
4669 * integrate.c (pass_initial_value_sets): Add dump.
4670 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4671 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4672 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4673 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4674 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4675 gate_rtl_unrool_and_peel_loops): New.
4676 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4677 rtl_doloop): Do not look at flags.
4678 * mode-switching.c (pass_mode_switching): Add dump.
4679 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4680 pass_split_before_regstack): Add dump.
4681 * regmove.c (pass_stack_adjustments): Add dump.
4682 * tree-optimize.c (pass_fixup_cfg): Add dump.
4684 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4687 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4688 deciding which instruction sequence to use.
4690 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4692 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4693 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4695 2005-08-09 Richard Guenther <rguenther@suse.de>
4697 * c-common.c (builtin_function_2): Remove.
4698 (def_builtin_1): New function.
4699 (c_common_nodes_and_builtins): Use def_builtin_1 to
4700 build builtin functions.
4702 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4704 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4705 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4706 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4709 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4711 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4712 fold_binary instead of fold_build2 since we don't care about the
4714 (loop_niter_by_eval): Likewise.
4715 (compare_trees): Likewise.
4716 (proved_non_wrapping_p): Likewise.
4718 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4722 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4723 if the if is really empty.
4725 2005-08-09 Steven Bosscher <stevenb@suse.de>
4727 PR tree-optimization/23234
4728 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4729 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4730 argument of the new enum.
4731 (execute_cse_reciprocals): Add reciprocals for function arguments
4732 on the unique successor edge of the entry block. Update other calls
4733 to execute_cse_reciprocals_1.
4735 2005-08-08 Richard Henderson <rth@redhat.com>
4738 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4740 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4742 * expr.c (write_complex_part): Return after handling MEM.
4744 2005-08-08 Josh Conner <jconner@apple.com>
4746 PR rtl-optimization/23241
4747 * combine.c (simplify_comparison): Fix error in determining
4748 whether to lift a subreg from comparison.
4750 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4753 * config/rs6000/altivec.md (vec_init<mode>): New.
4754 (vec_set<mode>): New.
4755 (vec_extract<mode>): New.
4756 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4757 (rs6000_expand_vector_set): New.
4758 (rs6000_expand_vector_extract): New.
4759 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4760 for Altivec modes before reload.
4761 (altivec_expand_vec_init_builtin): New.
4762 (get_element_number): New.
4763 (altivec_expand_vec_set_builtin): New.
4764 (altivec_expand_vec_ext_builtin): New.
4765 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4767 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4769 * config/rs6000/rs6000.h (rs6000_builtins): Add
4770 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4771 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4772 * config/rs6000/rs6000-protos.h: Declare new functions.
4774 2005-08-08 Jan Hubicka <jh@suse.cz>
4776 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4777 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4778 * i386.md (movdi*): Use pic_32bit_operand.
4779 * predicates.md (pic_32bit_operand): New.
4781 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4784 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4786 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4788 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4789 (test_for_singularity): Use fold_build2.
4791 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4793 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4795 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4797 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4798 (COMMON_ASM_OP) Define.
4799 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4800 (ix86_encode_section_info): Likewise.
4801 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4802 SUBTARGET_ENCODE_SECTION_INFO.
4804 2005-08-06 Richard Henderson <rth@redhat.com>
4807 * tree-nested.c (convert_local_reference): Save and restore val_only
4808 around component_ref and friends. Clear walk_subtrees by default.
4810 2005-08-06 Peter O'Gorman <peter@pogma.com>
4813 * gcc.c (process_command): Check the argument to -b has a dash.
4814 * doc/invoke.texi: Update -b and -V docs.
4816 2005-08-06 James E Wilson <wilson@specifix.com>
4818 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4820 2005-08-06 Michael Matz <matz@suse.de>
4822 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4823 member only if only one insn is associated with the value.
4825 2005-08-06 Nick Clifton <nickc@redhat.com>
4827 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4829 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4830 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4831 Check symbol flags instead of symbol name mangling.
4832 (xstormy16_asm_output_aligned_common): Likewise. Also
4833 simplify code since the bss100_section cass is the only case
4834 where the below100 code will be triggered.
4835 (xstormy16_encode_section_info): Encode below100 attribute
4836 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4838 (xstormy16_strip_name_encoding): Delete - this function is no
4840 (TARGET_STRIP_NAME_ENCODING): Undefine.
4841 * config/stormy16/stormy16-protos.h: Delete prototype for
4842 xstormy16_strip_name_encoding.
4844 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4846 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4847 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4848 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4849 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4850 config/alpha/predicates.md, config/arc/arc.h,
4851 config/arm/arm.h, config/arm/ieee754-df.S,
4852 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4853 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4854 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4855 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4856 config/m68hc11/m68hc11.h, config/mips/mips.c,
4857 config/mips/mips.h, config/mips/openbsd.h,
4858 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4859 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4860 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4861 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4862 config/sparc/linux.h, config/sparc/linux64.h,
4863 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4864 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4865 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4866 typos. Follow spelling conventions.
4868 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4871 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4872 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4873 specially. Check for side effects only for COND_EXPR.
4874 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4875 return with TREE_NO_WARNING.
4877 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4879 PR rtl-optimization/23233
4880 * loop.c (combine_movables): Require the modes to be the same.
4881 (move_movables): Remove handling of cases where the replacement
4882 had a different mode to the original.
4884 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4886 PR tree-optimization/23128
4887 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4888 subtraction wrap, and set TREE_OVERFLOW if they do.
4890 2005-08-05 Richard Henderson <rth@redhat.com>
4893 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4894 FORCED_LABEL labels.
4896 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4899 * reload.c (find_reloads_subreg_address): Pass down TYPE
4900 unchanged. Change all callers except find_reloads_toplev.
4902 2005-08-05 Michael Matz <matz@suse.de>
4904 * genattrtab.c (current_alternative_string): Remove.
4905 (SIMPLIFY_ALTERNATIVE): Ditto.
4906 (attr_alt_bit_p): Ditto.
4907 (alternative_name): Make const char *.
4908 (evaluate_eq_attr): Remove use of above things.
4909 (simplify_test_exp): Ditto.
4910 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4911 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4913 2005-08-04 James E Wilson <wilson@specifix.com>
4915 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4916 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4917 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4918 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4919 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4921 2005-08-04 Richard Henderson <rth@redhat.com>
4924 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4925 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4926 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4927 if we'd have to instantiate too many members.
4929 2005-08-04 Richard Henderson <rth@redhat.com>
4932 * tree-outof-ssa.c (coalesce_asm_operands): New.
4933 (coalesce_ssa_name): Use it. Split out ...
4934 (coalesce_phi_operands, coalesce_result_decls): ... these.
4936 2005-08-04 Paul Brook <paul@codesourcery.com>
4938 * read-rtl.c (read_quoted_string): Break if EOF.
4940 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4942 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4943 (fold_build2): Likewise.
4944 (fold_build3): Likewise.
4945 (fold_build1_stat): New function prototype.
4946 (fold_build2_stat): Likewise.
4947 (fold_build3_stat): Likewise.
4948 * fold-const.c (fold_build1): Rename to ..
4949 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4950 through to build1_stat.
4951 (fold_build2): Rename to ..
4952 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4953 through to build2_stat.
4954 (fold_build3): Rename to ..
4955 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4956 through to build3_stat.
4958 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4959 Ian Lance Taylor <ian@airs.com>
4961 * function.c (assign_stack_local_1): Do not correct stack slot
4962 address if allocation size is smaller than mode size.
4964 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4967 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4968 (tree_merge_blocks): Propagate anything allowed by
4970 Clarify documentation.
4971 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4972 SSA form, schedule an update if necessary.
4974 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4976 * doc/install.texi (Binaries): Remove broken link to
4977 Sinix/Reliant Unix binaries.
4979 2005-08-03 Richard Henderson <rth@redhat.com>
4982 * function.c (stack_protect_epilogue): Export.
4983 * tree.h (stack_protect_epilogue): Declare.
4984 * calls.c (expand_call): Call it.
4986 2005-08-03 Eric Christopher <echristo@apple.com>
4988 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4989 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4992 2005-08-04 Jan Hubicka <jh@suse.cz>
4994 * profile.c (branch_prob): Split edges with goto locus on them
4995 to get proper line counts.
4996 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4998 2005-08-03 Paul Brook <paul@codesourcery.com>
5000 * function.c (assign_parms): Round current_function_args_size
5001 to PARM_BOUNDARY, not STACK_BOUNDARY.
5003 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5005 * config/i386/i386.c (x86_elf_aligned_common)
5006 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5008 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5010 PR tree-optimization/23157
5011 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5012 before emitting them.
5014 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5016 PR tree-optimization/19899
5017 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5018 * tree-scalar-evolution.c: Include real.h.
5019 (add_to_evolution): Build constant -1 of correct type.
5021 2005-08-03 Jan Hubicka <jh@suse.cz>
5023 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5024 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5025 profile updating for complette unrolling.
5026 * loop-unroll.c (peel_loop_completely): Use it.
5027 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5028 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5031 2005-08-03 Paul Brook <paul@codesourcery.com>
5033 * combine.c (can_change_dest_mode): New function.
5034 (try_combine, simplify_set): Use it.
5036 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5038 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5041 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5043 * doc/install.texi (Specific): Adjust link to openavr.org.
5044 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5045 (Binaries): Adjust HP-UX Porting Center link.
5046 (Binaries): Adjust Free Software Foundation ordering link.
5048 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5050 * convert.c (convert_to_integer): Use fold_build1 instead of
5051 build1 when converting an integer to an integer.
5053 2005-08-02 Richard Henderson <rth@redhat.com>
5055 * combine.c (combine_instructions): Don't use reg_equal/equiv
5056 results if the mode doesn't match.
5058 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5060 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5061 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5063 2005-08-02 Richard Henderson <rth@redhat.com>
5066 * explow.c (memory_address): Remove special-case for
5067 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5069 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5072 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5073 number of calls to cleanup_tree_cfg_1.
5075 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5077 * doc/invoke.texi: document file extensions .F90 and .F95
5079 2005-08-02 Richard Guenther <rguenther@suse.de>
5081 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5082 positive if its first argument is positive.
5084 2005-08-02 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/23177
5087 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5090 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5092 PR tree-optimization/23129
5093 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5094 varying for divisions with anti-ranges.
5096 2005-08-02 Jan Hubicka <jh@suse.cz>
5098 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5099 * tree-ssa-threadupdate.c (thread_block): Add it here.
5101 2005-08-01 James E Wilson <wilson@specifix.com>
5103 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5104 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5105 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5107 * config/mips/predicates.md (const_call_insn_operand): Add check for
5108 SYMBOL_REF_LONG_CALL_P.
5109 * doc/extend.texi (long_call): Document the new attribute.
5111 2005-08-01 Ian Lance Taylor <ian@airs.com>
5112 Richard Henderson <rth@redhat.com>
5114 * Makefile.in (RTL_BASE_H): Add real.h.
5115 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5117 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5119 * rtl.c (rtl_check_failed_code_mode): New.
5120 * rtl.h (struct rtx_def): Add u.rv.
5121 (XCMWINT, XCNMPRV): New.
5122 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5123 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5125 2005-08-01 Richard Henderson <rth@redhat.com>
5127 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5128 with auto-inc codes.
5130 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5132 2005-08-01 Jan Hubicka <jh@suse.cz>
5134 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5135 * i386.c: Include dwarf2.h
5136 (asm_preferred_eh_data_format): New.
5137 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5139 2005-08-01 Ian Lance Taylor <ian@airs.com>
5141 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5142 randomize_va_space for virtual address randomization control.
5144 2005-08-01 Steven Bosscher <stevenb@suse.de>
5146 * common.opt (flag_ipa_cp): Put in right place to maintain
5149 2005-08-01 Jan Hubicka <jh@suse.cz>
5151 * profile.c (compute_value_histograms): Fix thinko.
5152 * value-prof.c: Include toplev.h
5153 (check_counter): New function.
5154 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5155 tree_mod_subtract_transform): Add sanity check.
5157 2005-08-01 Richard Guenther <rguenther@suse.de>
5159 PR tree-optimization/23133
5160 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5161 current functions parameter decls to find defs to cse
5164 2005-08-01 Richard Guenther <rguenther@suse.de>
5166 PR tree-optimization/23109
5167 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5168 If trapping math is in effect, use post-dominator information
5169 to check if we'd in any case reach a trapping point before
5170 doing the reciprocal insertion.
5171 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5172 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5173 expressions are invariant only if trapping math is not in effect.
5175 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5177 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5178 cgraph_function_versioning): New declarations.
5179 * cgraphunit.c: Add include to ipa-prop.h.
5180 (update_call_expr, cgraph_copy_node_for_versioning,
5181 cgraph_function_versioning): New functions.
5182 * integrate.c (copy_decl_for_inlining): Remove.
5183 * ipa-prop.h (ipa_replace_map): New struct.
5184 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5185 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5186 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5187 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5188 ipcp_iterate_stage, ipcp_method_scale_print,
5189 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5190 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5191 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5192 ipcp_update_bb_counts, ipcp_update_profiling,
5193 ipcp_update_edges_counts): New functions.
5194 (ipcp_method_cval_init): Remove restriction regarding local methods.
5195 (ipcp_init_stage): Add ipcp_method_compute_scale.
5196 (ipcp_insert_stage): Add versioning.
5197 (ipcp_structures_print): Add ipcp_method_scale_print.
5198 (ipcp_driver): Dump profiling info.
5199 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5200 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5201 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5202 (struct inline_data): Add versioning_p, ipa_info, new fields.
5203 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5204 declare_return_variable): Replace calls to copy_decl_for_inlining with
5206 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5208 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5209 Add argument VERSIONING.
5210 (copy_arguments_for_versioning, copy_static_chain,
5211 function_versionable_p, tree_versionable_function_p,
5212 tree_function_versioning, replace_ref_tree): New functions.
5213 * tree-inline.h: Include varray.h.
5214 (tree_versionable_function_p, tree_function_versioning,
5215 tree copy_decl_for_dup): New declarations.
5217 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5219 * ipa-cp.c: New file. Contains IPCP specific functionality.
5220 * ipa-prop.h: New file. Contains structures/definitions that can be
5221 used by several interprocedural data flow optimizations (and also IPCP).
5222 * ipa-prop.c: New file.
5223 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5224 * common.opt: Add ipa-cp flag.
5225 * timevar.def: Add IPCP optimization.
5226 * tree-optimize.c (init_tree_optimization_passes): Schedule
5228 * tree-pass.h (pass_ipa_cp): Declare.
5230 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5232 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5233 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5234 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5235 config/i386/i386.c, config/mips/mips.h,
5236 config/rs6000/rs6000.h, config/sh/sh.c,
5237 config/stormy16/stormy16.c: Fix comment typos.
5239 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5242 * c-typeck.c (build_binary_op): Use common_type wrapper on
5244 (common_type): Update comment.
5246 2005-07-31 Steven Bosscher <stevenb@suse.de>
5249 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5250 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5251 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5253 2005-07-31 Jan Hubicka <jh@suse.cz>
5255 * pretty-print.h (pp_widest_integer): New macro.
5256 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5259 2005-07-31 Jan Hubicka <jh@suse.cz>
5261 * output.h (enum section_category): Export from varasm.c
5262 (categorize_decl_for_section): Likewise.
5263 * varasm.c (enum section_category): Kill.
5264 (categorize_decl_for_section): Make global.
5265 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5267 * i386.c (ix86_section_threshold): New static variable.
5268 (ix86_in_large_data_p, ix86_encode_section_info,
5269 x86_64_elf_unique_section,
5270 x86_64_elf_select_section): New functions.
5271 (TARGET_ENCODE_SECTION_INFO): Define
5272 (override_options): Enable medium model for PIC.
5273 (ix86_expand_prologue): Expand gen_set_got_rex64.
5274 (legitimate_constant_p): Handle new UNSPECs.
5275 (legitimate_pic_address_disp_p): Likewise.
5276 (legitimize_pic_address): Lower MEDIUM model addressing.
5277 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5278 (enum cmodel): Add MEDIUM_PIC.
5279 (SYMBOL_REF_FAR_ADDR_P): New macro.
5280 (SYMBOL_FLAG_FAR_ADDR): New flag.
5281 * i386.md (movdi): Support medium model.
5282 (set_got_rex64): New pattern.
5283 * i386.opt (mlarge-data-threshold): New flag.
5284 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5285 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5286 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5287 TARGET_ASM_UNIQUE_SECTION): New.
5289 * invoke.texi (-mlarge_data_threshold): Document
5291 2005-07-31 Jan Hubicka <jh@suse.cz>
5293 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5294 (coalesce_vars): Likewise.
5295 * tree-ssa-live.c (coalesce_cost): New.
5296 (build_tree_conflict_graph): Use coalesce_cost.
5297 * tree-ssa-live.h (coalesce_cost): Declare.
5299 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5301 * arm.md (all peepholes for post-increment operations): Delete.
5302 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5303 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5304 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5305 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5306 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5308 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5310 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5313 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5316 * doc/invoke.texi: Document -rdynamic.
5318 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5321 * c-parser.c (c_parser_parms_list_declarator): Call
5322 mark_forward_parm_decls.
5323 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5324 decls with visibility structure.
5326 2005-07-30 Paul Brook <paul@codesourcery.com>
5328 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5330 2005-07-30 Paul Brook <paul@codesourcery.com>
5332 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5334 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5336 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5338 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5341 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5342 nested function declarators.
5343 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5344 (grokparms): Call warn_if_shadowing for parameters used within the
5346 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5347 not used within the parameter list.
5348 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5350 2005-07-30 Jan Hubicka <jh@suse.cz>
5352 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5353 * i386.c (ix86_fixup_binary_operands): Likewise.
5354 (ix86_expand_unary_operator): Likewise.
5355 (ix86_expand_fp_absneg_operator): Likewise.
5356 * optabs.c (expand_vec_cond_expr): Validate dest.
5358 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5361 * real.c (real_from_string): Also set last bit if there is a
5362 nonzero hex digit beyond GCC's internal precision after ".".
5364 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5366 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5367 define_constants. Change duplicate values to unassigned numbers.
5368 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5369 (*altivec_vspltsf): New.
5370 (altivec_vperm_v4sf): Delete.
5371 (altivec_vperm_<mode>): Use mode macro V.
5372 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5373 (altivec_predicate_v4sf): Delete.
5374 (altivec_predicate_<mode>): Use mode macro V.
5375 (*altivec_lvesfx): New.
5376 (*altivec_stvesfx): New.
5377 (vec_realign_load_v4sf): Delete.
5378 (vec_realign_load_<mode>): Use mode macro V.
5379 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5382 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5385 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5387 * configure: Regenerated.
5389 2005-07-29 Paul Brook <paul@codesourcery.com>
5391 * doc/install.texi: Add link to GFortran binaries wiki page.
5393 2005-07-29 David Ung <davidu@mips.com>
5395 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5396 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5397 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5398 * config/mips/mips.md (cpu): Add 5kf name.
5399 (includes): Includes 5k.md.
5400 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5401 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5404 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5407 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5408 (cleanup_tree_cfg): ... here.
5409 Call cleanup_tree_cfg_1 until there are no more cleanups to
5412 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5414 * tree-vrp.c (compare_range_with_value): Return true or false
5415 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5416 EQ_EXPR respectively.
5418 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5420 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5423 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5425 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5426 (tree_ssa_dominator_optimize): Increment it.
5427 (dump_dominator_optimization_stats): Print it.
5429 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5430 Steven Bosscher <stevenb@suse.de>
5432 PR rtl-optimization/23117
5433 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5434 when head == tail. Tidy comment.
5436 2005-07-28 Richard Henderson <rth@redhat.com>
5438 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5439 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5440 * jump.c (rtx_renumbered_equal_p): Likewise.
5441 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5442 CONST_INT and CONST_DOUBLE.
5443 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5444 * reload.c (operands_match_p): Special case CONST_INT and
5445 CONST_DOUBLE; check mode earlier.
5447 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5450 * c-typeck.c (convert_for_assignment): Do not check
5451 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5453 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5456 * c-typeck.c (composite_type): Prefer constant size arrays to
5459 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5462 * real.c (real_from_string): Set last bit if there is a nonzero
5463 hex digit beyond GCC's internal precision.
5465 2005-07-28 Richard Henderson <rth@redhat.com>
5468 * cfgcleanup.c (try_forward_edges): Watch out for end of
5471 2005-07-28 James E Wilson <wilson@specifixinc.com>
5474 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5476 2005-07-28 Jan Hubicka <jh@suse.cz>
5478 * Makefile.in (rtl-profile.o): Kill all traces of it.
5479 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5480 * coverage.h (rtl_coverage_counter_ref): Kill.
5481 * opts.c (flag_speculative_prefetching_set): Kill.
5482 (flag_loop_optimize_set): New.
5483 (common_handle_option): Disable loop optimizer when profiling;
5484 do not handle speculative prefetching.
5485 * passes.c (init_optimization_passes): Replace pass_profiling combo
5486 by branch_prob pass.
5487 * profile.c (compute_value_histograms): Update for simplified value
5489 (rtl_register_profile_hooks): Kill.
5490 (pass_profiling): Kill.
5491 (rest_of_handle_branch_prob): Do not profile.
5492 * toplev.c (process_options): Remove speculative prefetching.
5493 * toplev.h (flag_tree_based_profiling): Kill.
5494 * tree-profile.c (prepare_instrumented_value,
5495 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5496 tree_gen_one_value_profiler, do_tree_profiling): Update for
5497 simplified datastructures.
5498 * value-prof.c: Add comment that speculative prefetching was dropped;
5499 update rest of file for simplified datastructures.
5500 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5501 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5502 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5503 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5504 rtl_mod_subtract, gen_speculative_prefetch,
5505 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5506 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5507 (gate_handle_value_profile_transformations,
5508 rest_of_handle_value_profile_transformations,
5509 pass_value_profile_transformations): Kill.
5510 * value-prof.h (histogram_value_t): Remove IL based unions.
5511 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5512 rtl_profile_hooks): Remove hooks.
5514 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5516 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5517 (cgraph_clone_node): Likewise.
5518 * cgraph.h (cgraph_clone_edge): Update prototype.
5519 (cgraph_clone_node): Likewise.
5520 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5522 (lookup_recursive_calls): Consider profile.
5523 (cgraph_decide_recursive_inlining): Fix updating; use new
5524 probability argument; use profile.
5525 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5526 * tree-inline.c (copy_bb): Update clal of clone_edge.
5527 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5529 * invoke.texi (min-inline-recursive-probability): Document.
5531 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5533 * doc/install.texi (Configuration): Update Valgrind homepage.
5535 2005-07-28 Richard Henderson <rth@redhat.com>
5538 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5539 labels we want to delete.
5540 (cfg_layout_merge_blocks): Likewise.
5542 2005-07-28 Richard Henderson <rth@redhat.com>
5545 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5546 when expanding to nothing.
5548 2005-07-28 Josh Conner <jconner@apple.com>
5550 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5551 (cgraph_decide_inlining_of_small_functions): Likewise.
5553 2005-07-28 Josh Conner <jconner@apple.com>
5555 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5556 direction of badness if negative.
5557 (cgraph_default_inline_p): Add reason to parameters, and assign it
5559 (cgraph_decide_inlining_of_small_functions): New parameter in call
5560 to cgraph_default_inline_p.
5561 (cgraph_decide_inlining_incrementally): Likewise.
5562 * cgraphunit.c (decide_is_function_needed): Likewise.
5563 * cgraph.h (cgraph_default_inline_p): Likewise.
5565 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5567 * builtins.c: Fix comment typo(s).
5568 * genautomata.c: Likewise.
5569 * gimplify.c: Likewise.
5570 * tree-dfa.c: Likewise.
5571 * tree-flow-inline.h: Likewise.
5572 * tree-into-ssa.c: Likewise.
5573 * tree-ssa-alias.c: Likewise.
5574 * tree-ssa-ccp.c: Likewise.
5575 * tree-ssa-copy.c: Likewise.
5576 * tree-ssa-dce.c: Likewise.
5577 * tree-ssa-dom.c: Likewise.
5578 * tree-ssa-operands.c: Likewise.
5579 * tree-tailcall.c: Likewise.
5580 * tree-vectorizer.c: Likewise.
5581 * tree-vrp.c: Likewise.
5584 2005-07-28 Jeff Law <law@redhat.com>
5586 * tree-vrp.c (test_for_singularity): Extracted from ...
5587 (simplify_cond_using_ranges): Attempt to simplify a relational
5588 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5590 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5592 PR tree-optimization/22506
5593 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5594 phis whose argument is constant.
5596 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5598 PR rtl-optimization/18992
5599 Back out this patch:
5600 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5601 PR optimization/12142
5602 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5603 uses of the register in the SET_SRC. Remove unnecessary argument.
5605 Replace it with this:
5606 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5607 if flag_non_call_exceptions is set and the insn may trap, pass
5608 pc_rtx as dest for recursion.
5609 In SET_SRC part of SET case, if dest is already set, pass it down
5612 2005-07-28 Jan Hubicka <jh@suse.cz>
5614 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5615 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5616 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5618 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5619 profile when available.
5621 2005-07-28 Jan Beulich <jbeulich@novell.com>
5623 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5624 (ia64_print_operand): Describe and handle 'X'.
5625 (ia64_register_move_cost): Also handle FP_REGS.
5626 (ia64_preferred_reload_class): Likewise.
5627 (ia64_secondary_reload_class): Likewise.
5628 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5629 it. Also check for ITANIUM_CLASS_FLDP.
5630 * config/ia64/ia64.h (FP_REGNO_P): New.
5631 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5632 (reg_class): Add FP_REGS.
5633 (REG_CLASS_NAMES): Adjust for it.
5634 (REG_CLASS_CONTENTS): Likewise.
5635 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5636 (REG_CLASS_FROM_LETTER): Handle 'x'.
5637 (CLASS_MAX_NREGS): Handle FP_REGS.
5638 (MEMORY_MOVE_COST): Likewise.
5639 * config/ia64/ia64.md (itanium_class): Add fldp.
5640 (type): Handle fldp.
5641 (movti_internal): More allowable operand combinations. Use ldfp8 when
5642 splitting unnecessary. Remove predicable attribute. Adjust
5643 itanium_class attribute.
5644 (smuldi3_highpart): Remove outdated comment.
5645 (mulditi3, umulditi3, rotlti3): New expanders.
5646 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5647 (absti2): Disabled new insn for future reference.
5648 Respective new splitters.
5649 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5650 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5651 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5653 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5655 PR rtl-optimization/23047
5656 * simplify-rtx.c (simplify_const_relational_operation): Respect
5657 flag_wrapv for comparisons with ABS.
5659 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5661 PR tree-optimization/22493
5662 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5663 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5665 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5667 * config/frv/frv.opt (moptimize-membar): New.
5669 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5671 * config/frv/frv.h: Remove machine_function definition.
5673 * config/frv/frv.c (struct frv_io): New.
5674 (struct machine_function): Moved from frv.h. Add has_membar_p.
5675 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5676 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5677 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5678 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5679 (frv_reorg): Call frv_optimize_membar when appropriate.
5680 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5681 (frv_expand_builtin): Adjust calls accordingly.
5682 (frv_io_address_cookie): New function.
5683 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5684 load or store rather than a special insn. Add ccnstant address and
5685 io-type operands to the membar.
5686 (frv_ifcvt_modify_tests): Unsign regno.
5687 (frv_ifcvt_modify_tests): Same.
5689 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5690 UNSPEC_OPTIONAL_MEMBAR constant.
5691 (builtin_read_<mode>): Delete.
5692 (builtin_write_<mode>): Delete.
5693 ("optional_membar_<mode>"): Add operand.
5695 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5696 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5697 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5698 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5699 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5700 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5701 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5702 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5703 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5705 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5707 * df.c (df_uses_record): Handle SCRATCH.
5709 2005-07-28 Steven Bosscher <stevenb@suse.de>
5712 * passes.c (rest_of_decl_compilation): If decl is a type and
5713 we have encountered errors, don't emit debug information.
5715 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5717 * params.def: Fixed comment.
5719 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5722 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5723 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5724 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5726 2005-07-27 Steven Bosscher <stevenb@suse.de>
5729 * varasm.c (assemble_start_function): Don't do anything that may
5730 require a CFG if the current function is a thunk.
5732 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5734 * doc/install.texi (Prerequisites): Mention that perl is needed
5735 to do export control in libstdc++ targetting Darwin.
5737 2005-07-27 Steven Bosscher <stevenb@suse.de>
5739 PR rtl-optimization/17808
5740 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5741 (sched_insns_conditions_mutex_p): Split out from...
5742 (add_dependence): ...here. But don't call it from here.
5743 (add_dependence_list): Check sched_insns_conditions_mutex_p
5744 before calling add_dependence.
5745 (add_dependence_list_and_free): Likewise.
5746 (fixup_sched_groups): Likewise.
5747 (sched_analyze_1): Likewise.
5748 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5749 (sched_analyze): Likewise.
5750 (sched_analyze_insn): Likewise.
5751 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5752 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5753 dependencies on all COND_EXEC insns to jumps ending basic blocks
5754 when doing intrablock scheduling.
5755 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5757 2005-07-27 Jeff Law <law@redhat.com>
5759 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5760 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5761 equivalency sets, correctly handle the case were vr0 has an
5762 equivalency set, but vr1 does not.
5764 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5766 PR tree-optimization/23073
5767 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5768 vect_print_dump_info before fprintf.
5770 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5772 PR tree-optimize/22348
5773 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5774 Fold the partial computation.
5776 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5778 PR tree-optimization/22325
5779 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5781 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5783 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5784 (force_var_cost): ... this function.
5785 (compute_phi_arg_on_exit): Export.
5787 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5789 PR tree-optimization/20773
5790 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5793 2005-07-27 Richard Guenther <rguenther@suse.de>
5795 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5796 Avoid pushing again if current struct contains only
5797 fields we decomposed.
5799 2005-07-27 Jan Hubicka <jh@suse.cz>
5801 PR tree-optimization/22574
5802 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5805 * tree-tailcall.c (decrease_profile): New function.
5806 (eliminate_tail_call): Use it.
5808 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5809 visibility flags correctly in whole program mode.
5811 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5813 PR rtl-optimization/22472
5814 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5816 2005-07-26 Steven Bosscher <stevenb@suse.de>
5818 PR tree-optimization/22504
5819 * tree-complex.c (expand_complex_addition): Use 'code' instead
5820 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5822 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5824 * config.gcc (cpu_type): Add frv case.
5825 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5826 (supported_defaults): Add fr550 case.
5828 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5831 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5832 whether a pointer of type T * may point to objects of type T *.
5834 2005-07-26 DJ Delorie <dj@redhat.com>
5836 * configure: Regenerate.
5838 2005-07-26 Dale Johannesen <dalej@apple.com>
5840 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5842 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5844 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5845 Clarify use of "build" in name.
5847 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5849 * doc/extend.texi (Raw read/write Functions): New section.
5850 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5851 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5852 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5853 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5854 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5855 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5856 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5857 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5858 * config/frv/frv.c: Add bdesc_loads global.
5859 Add bdesc_stores global.
5860 (frv_init_builtins): Add support for __builtin_{read/write}*.
5861 (frv_volatile_memref): New.
5862 (frv_expand_load_builtin): New.
5863 (frv_expand_store_builtin): New.
5864 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5865 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5866 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5867 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5868 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5869 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5870 (builtin_read_<mode>): New.
5871 (builtin_write_<mode>): New.
5872 (builtin_write64): New.
5873 (optional_membar_<mode>): New.
5875 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5877 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5878 (rather than units) against HOST_BITS_PER_WIDE_INT.
5880 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5882 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5883 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5884 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5885 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5888 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5889 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5890 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5892 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5894 2005-07-26 Richard Guenther <rguenther@suse.de>
5896 PR tree-optimization/22486
5897 * fold-const.c (fold_unary): Fold away useless component
5898 references of the form (T *)&T.x, if the address
5901 2005-07-25 James E Wilson <wilson@specifixinc.com>
5903 * dwarf2out.c (add_call_src_coords_attributes): New.
5904 (gen_inlined_subroutine_die): Call it.
5905 (maybe_emit_file, init_file_table): Add comments.
5906 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5908 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5909 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5910 * tree.h (BLOCK_SOURCE_LOCATION): New.
5911 (struct tree_block): New field locus.
5913 2005-07-26 Andreas Schwab <schwab@suse.de>
5915 PR rtl-optimization/23043
5916 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5917 when allocating a struct unoccr.
5919 2005-07-25 Richard Henderson <rth@redhat.com>
5922 * tree-complex.c (gate_no_optimization): True if errors.
5923 * Makefile.in (tree-complex.o): Update dependencies.
5925 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5927 * config/frv/predicates.md (integer_register_operand): Use
5930 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5933 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5935 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5937 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5939 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5940 types when flag_unsafe_math_optimizations is true.
5942 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5944 * gcc.c (option_map): Add --sysroot.
5945 (process_command): Handle --sysroot.
5946 (display_help): Document it.
5947 * doc/cppopts.tex (-isysroot): Document.
5948 * doc/invoke.texi (--sysroot): Document.
5949 * doc/install.texi (--with-build-sysroot): Document.
5951 * Makefile.in (inhibit_libc): New variable.
5952 (INHIBIT_LIBC_CFLAGS): Likewise.
5953 (LIBGCC2_CFLAGS): Include
5954 $(INHIBIT_LIBC_CFLAGS).
5955 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5956 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5957 ($(T)crtend.o): Likewise.
5958 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5959 ($(T)crtendS.o): Likewise.
5960 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5961 ($(T)crtendT.o): Likewise.
5962 (stmp-fixinc): Do not complain about missing headers if
5964 * configure.ac (inhibit_libc): Set it to true/false.
5965 (--with-build-sysroot): New option. Use it to set
5967 * configure: Regenerated.
5969 2005-07-25 Manfred Hollstein <mh@suse.com>
5971 * calls.c (store_one_arg): Fix unsigned comparison warning.
5973 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5976 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5977 (ggc_print_statistics): Initialize variable before use.
5979 2005-07-25 Richard Guenther <rguenther@suse.de>
5981 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5982 calling with a PHI_NODE argument.
5984 * tree-flow-inline.h (overlap_subvar): Protect against
5987 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5989 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5990 * configure: Regenerate.
5992 2005-07-25 Ira Rosen <irar@il.ibm.com>
5994 * expr.c (highest_pow2_factor): Make extern.
5995 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5996 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5997 record_array_differ_p, array_ptr_differ_p): Likewise.
5998 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5999 additional cases. Call the above functions.
6000 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6001 base_object_differ_p when there are two base objects. Otherwise, compare
6002 base address and offset. Call may_alias_p.
6003 (dump_data_reference): Use a correct field name.
6004 (analyze_array): Make static. Initialize new data-ref fields.
6005 (analyze_indirect_ref): New function.
6006 (init_data_ref): Initialize new data-ref fields.
6007 (strip_conversion): Moved from tree-vect-analyze.c.
6008 (analyze_offset_expr, get_ptr_offset, address_analysis,
6009 object_analysis): Likewise.
6010 (analyze_offset): New function.
6011 (create_data_ref): Likewise.
6012 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6013 dimensions for ARRAY_REFs only.
6014 (build_classic_dist_vector): Make static.
6015 (access_functions_are_affine_or_constant_p): Call macro to get the
6016 address of access functions.
6017 (compute_all_dependences): Add new parameter
6018 compute_self_and_read_read_dependences. Compute self and read-read
6019 dependences if it is true.
6020 (find_data_references_in_loop): Call create_data_ref. Initialize new
6022 (compute_data_dependences_for_loop): Add new parameter
6023 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6024 compute nb_loops. Call compute_all_dependences,
6025 build_classic_dist_vector and build_classic_dir_vector with correct
6027 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6028 with correct parameters. Compare dimensions for ARRAY_REFs only.
6029 (free_data_refs): Call macro to free access functions.
6030 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6031 fields from stmt_vinfo.
6032 (struct base_object_info): New structure.
6033 (struct data_reference): Move fields to base_object_info. Add fields
6034 first_location and object_info for above structures. Move fields from
6035 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6036 aligned_to. Add macros to access the new fields.
6037 Update functions declarations.
6038 * tree-flow.h (is_aliased_with): Declare.
6039 * tree-loop-linear.c (linear_transform_loops): Call
6040 compute_data_dependences_for_loop with correct parameters.
6041 * tree-ssa-alias.c (is_aliased_with): New function.
6042 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6043 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6044 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6045 vect_base_addr_differ_p, compute_subscript_distance and
6046 build_classic_dist_vector. Add printings. Check absolute value of
6048 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6050 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6051 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6052 to bytes. Add printing.
6053 (vect_compute_data_refs_alignment): Go through loads and stores in one
6055 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6056 vect_analyze_data_ref_access): Likewise.
6057 (vect_analyze_pointer_ref_access): Remove.
6058 (vect_address_analysis, vect_object_analysis): Likewise.
6059 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6060 and analyze data-refs in the loop.
6061 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6062 fields of data-ref instead of stmt. Add init to the offset from the
6064 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6065 (vect_update_init_of_dr): Likewise.
6066 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6067 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6069 (new_loop_vec_info): Initialize new fields.
6070 (destroy_loop_vec_info): Free new fields.
6071 (vect_strip_conversion): Remove.
6072 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6073 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6074 datarefs. Add new field ddrs.
6075 Add macros for the new fields access.
6076 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6077 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6078 Remove their macros.
6079 * tree.h (highest_pow2_factor): Declare.
6081 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6083 * calls.c (store_one_arg): Check for sibling call MEM arguments
6084 from already clobbered incoming argument area.
6086 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6088 * c-common.c (check_missing_format_attribute): New.
6089 * c-common.h (check_missing_format_attribute): Likewise.
6090 * c-typeck.c (convert_for_assignment): Use it.
6092 2005-07-24 Andreas Schwab <schwab@suse.de>
6094 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6095 register use a word move. Correct operand of ext.w in 68000 code.
6097 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6099 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6100 variables as declarations, rather than definitions.
6102 2005-07-24 Ira Rosen <irar@il.ibm.com>
6104 PR tree-optimization/22526
6105 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6108 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6110 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6111 that C99 reserve for future use. Use it to define clog10,
6112 clog10f and clog10l.
6114 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6117 * configure.ac: Check for -Wmissing-format-attribute.
6119 * configure: Regenerate.
6121 2005-07-23 Richard Henderson <rth@redhat.com>
6123 PR tree-optimization/22623
6124 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6126 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6129 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6131 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6133 * Makefile.in (C_TREE_H): Update dependencies.
6134 * c-tree.h: Include toplev.h.
6135 * diagnostic.h (diagnostic_set_info): Add format attribute.
6136 * rtl-error.c (diagnostic_for_asm): Likewise.
6138 2005-07-23 Chao-ying Fu <fu@mips.com>
6140 * config/mips/mips-dsp.md: New file.
6141 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6142 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6144 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6145 MIPS_BUILTIN_BPOSGE32.
6146 (mips_expand_builtin_direct): Add one parameter to indicate that
6147 builtin functions need to return a value.
6148 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6150 (mips_regno_to_class): Add classes for 12 new DSP registers.
6151 (mips_subword): Change to check four HI registers.
6152 (mips_output_move): Output move to and from 6 new DSP accumulators.
6153 (override_options): Make sure -mdsp and -mips16 are not used together.
6154 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6156 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6158 (print_operand): Add 'q' for printing DSP accumulators.
6159 (mips_cannot_change_mode_class): Check ACC_REGS.
6160 (mips_secondary_reload_class): Check ACC_REGS.
6161 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6162 (mips_register_move_cost): Check ACC_REGS.
6163 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6164 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6165 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6166 (dsp_bdesc): New array.
6167 (bdesc_arrays): Add DSP builtin function table.
6168 (mips_prepare_builtin_arg): Check predicate again after
6170 (mips_expand_builtin): Add one more parameter to
6171 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6172 MIPS_BUILTIN_BPOSGE32.
6173 (mips_init_builtins): Initialize new function types.
6174 (mips_expand_builtin_direct): Check if builtin functions need to
6175 return a value and pass operands properly.
6176 (mips_expand_builtin_bposge): New function.
6177 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6178 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6179 (FIRST_PSEUDO_REGISTER): Increase to 188.
6180 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6181 Update for 12 new DSP registers.
6182 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6183 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6184 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6185 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6186 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6187 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6188 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6189 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6190 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6191 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6192 (REGISTER_NAMES): Add names for 12 new DSP registers.
6193 * config/mips/mips.md: Include mips-dsp.md.
6194 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6195 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6196 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6197 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6198 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6199 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6200 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6201 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6202 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6203 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6204 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6205 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6206 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6207 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6208 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6209 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6210 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6211 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6212 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6213 (UNSPEC_RDDSP): New constants.
6214 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6215 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6217 * config/mips/mips.opt (-mdsp): New option.
6218 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6219 (reg_imm10_operand): New predicates.
6220 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6221 * doc/invoke.texi (-mdsp): Document new option.
6223 2005-07-22 DJ Delorie <dj@redhat.com>
6225 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6227 * tree-inline.c (inlinable_function_p): Likewise.
6229 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6232 * toplev.c (check_global_declarations): Do not mark undefined
6233 variables as DECL_IGNORED_P.
6234 * varasm.c (first_global_object_name): GTY it.
6235 (weak_global_object_name): Likewise.
6236 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6237 a string to go into {weak,first}_global_object_name.
6239 2005-07-22 DJ Delorie <dj@redhat.com>
6241 * c-format.c (check_function_format): Change warning control
6242 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6244 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6246 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6247 &PTR->FLD a dereference of PTR.
6248 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6249 a potential dereference of PTR.
6251 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6253 PR rtl-optimization/20370
6254 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6255 call allocate_reg_info if necessary.
6257 PR rtl-optimization/21848
6258 * calls.c (emit_library_call_value_1): For const functions, add
6259 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6261 PR rtl-optimization/22445
6262 * cselib.c (target.h): Include.
6263 (rtx_equal_for_cselib_p): Allow commutative matches.
6264 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6265 Remove MODE parameter. Changed all callers.
6267 PR rtl-optimization/22258
6268 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6270 (try_combine): Use likely_spilled_retval_p.
6272 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6274 * config.gcc: Add crx-elf support.
6276 * doc/contrib.texi: Mention crx.
6277 * doc/extend.texi: Document crx extensions.
6278 * doc/install.texi: Document crx install.
6279 * doc/invoke.texi: Document crx options.
6280 * doc/md.texi: Document crx constraints.
6282 * config/crx/crx-protos.h: New file.
6283 * config/crx/crx.c: New file.
6284 * config/crx/crx.h: New file.
6285 * config/crx/crx.md: New file.
6286 * config/crx/crx.opt: New file.
6287 * config/crx/t-crx: New file.
6289 2005-07-22 Manfred Hollstein <mh@suse.com>
6291 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6293 (int_add_graph_edge): Likewise.
6294 (collapse_nodes): Likewise.
6295 (process_unification_queue): Likewise.
6297 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6298 Laurent GUERBY <laurent@guerby.net>
6300 PR tree-optimization/22336
6301 * function.c (record_block_change): Check for
6302 cfun->ib_boundaries_block.
6304 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6306 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6307 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6309 2005-07-21 DJ Delorie <dj@redhat.com>
6311 * toplev.c (warn_deprecated_use): Add warning control to warning
6313 * c-typeck.c (parser_build_binary_op): Likewise.
6314 (c_finish_if_stmt): Likewise.
6315 * c-common.c (check_function_sentinel): Likewise.
6316 (check_nonnull_arg): Likewise.
6318 2005-07-21 Richard Henderson <rth@redhat.com>
6321 * tree-complex.c (complex_ssa_name_components): New.
6322 (cvc_lookup): Allow entry not found.
6323 (create_components): Remove.
6324 (create_one_component_var, get_component_var): New.
6325 (get_component_ssa_name, set_component_ssa_name): New.
6326 (extract_component): Use get_component_ssa_name.
6327 (update_complex_components): Use set_component_ssa_name.
6328 (update_complex_components_on_edge): Likewise.
6329 (update_phi_components): Create new PHI nodes directly, instead
6330 of adding insns to edges.
6331 (tree_lower_complex): Allocate and free complex_variable_components
6332 and complex_ssa_name_components here.
6334 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6336 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6337 revert to returning false.
6339 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6342 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6344 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6347 * config/i386/i386.md (cmpxf): Change operand constraints
6348 to "nonmemory_operand".
6350 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6352 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6354 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6357 * fold-const.c (fold_build1): Add checksum for the operands.
6358 (fold_build2): Likewise.
6359 (fold_build3): Likewise.
6361 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6364 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6366 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6368 * common.opt (-fforward-propagate): Committed by mistake,
6371 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6373 * reg-stack.c: Fix comment typo(s).
6374 * tree-ssa-operands.c: Likewise.
6375 * tree-vectorizer: Likewise.
6377 2005-07-21 Nick Clifton <nickc@redhat.com>
6379 * config/sh/symbian.c: Replace C++ style line comments with C
6380 style line comments.
6381 (symbian_add_attribute): Do not use a ? operator on the LHS of
6383 (sh_symbian_handle_dll_attribute): Change the type of the
6384 method vector to "VEC(tree,gc)*" and use vector accessor
6385 macros to walk over the elements.
6386 (symbian_export_vtable_and_rtti_p): Likewise.
6387 (symbian_class_needs_attribute_p): Likewise.
6389 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6392 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6393 initialize targetm.resolve_overloaded_builtin here.
6394 (altivec_expand_overloaded_builtin): Make it non-static.
6395 * config/rs6000/rs6000-protos.h
6396 (altivec_expand_overloaded_builtin): New prototype.
6397 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6398 targetm.resolve_overloaded_builtin here.
6399 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6401 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6402 Zdenek Dvorak <dvorakz@suse.cz>
6404 PR tree-optimization/19210
6405 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6407 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6408 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6409 rely on unproven assumptions.
6410 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6411 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6412 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6413 to number_of_iterations_exit.
6414 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6415 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6416 * tree-ssa-loop-niter.c (find_loop_niter,
6417 estimate_numbers_of_iterations_loop): Likewise.
6418 (number_of_iterations_exit): Honor the new options.
6419 * doc/invoke.texi (Wunsafe-loop-optimizations,
6420 funsafe-loop-optimizations): Document them.
6422 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6424 PR rtl-optimization/22167
6425 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6427 2005-07-20 Adam Nemet <anemet@lnxw.com>
6429 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6430 __do_global_dtors_aux longcall.
6432 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6434 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6435 (old_special_pred_table): Don't reference
6436 SPECIAL_MODE_PREDICATES.
6437 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6438 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6439 * config/sh/predicates.h: Don't mention
6440 SPECIAL_MODE_PREDICATES.
6441 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6444 2005-07-20 DJ Delorie <dj@redhat.com>
6446 * config.gcc: Add m32c-elf support.
6448 * doc/contrib.texi: Mention m32c.
6449 * doc/extend.texi: Document m32c extensions.
6450 * doc/install.texi: Mention m32c.
6451 * doc/invoke.texi: Document m32c options.
6452 * doc/md.texi: Document m32c constraints.
6454 * config/m32c/addsub.md: New file.
6455 * config/m32c/bitops.md: New file.
6456 * config/m32c/cond.md: New file.
6457 * config/m32c/jump.md: New file.
6458 * config/m32c/m32c-lib1.S: New file.
6459 * config/m32c/m32c-lib2.c: New file.
6460 * config/m32c/m32c-modes.def: New file.
6461 * config/m32c/m32c-pragma.c: New file.
6462 * config/m32c/m32c-protos.h: New file.
6463 * config/m32c/m32c.abi: New file.
6464 * config/m32c/m32c.c: New file.
6465 * config/m32c/m32c.h: New file.
6466 * config/m32c/m32c.md: New file.
6467 * config/m32c/m32c.opt: New file.
6468 * config/m32c/minmax.md: New file.
6469 * config/m32c/mov.md: New file.
6470 * config/m32c/muldiv.md: New file.
6471 * config/m32c/predicates.md: New file.
6472 * config/m32c/prologue.md: New file.
6473 * config/m32c/shift.md: New file.
6474 * config/m32c/t-m32c: New file.
6476 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6478 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6479 (stack_protect_set, stack_protect_test): New expanders.
6480 (stack_protect_set_si, stack_protect_set_si_media,
6481 stack_protect_set_di_media, stack_protect_test_si,
6482 stack_protect_test_si_media, stack_protect_test_di_media):
6485 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6487 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6489 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6491 * tree.h (tree_expr_nonzero_p): Export.
6492 * fold-const.c (tree_expr_nonzero_p): Likewise.
6493 Return true for CALL_EXPRs that are alloca calls.
6494 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6496 * tree-flow.h (expr_computes_nonzero): Remove.
6497 * tree-vrp.c (expr_computes_nonzero): Remove.
6498 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6499 (extract_range_from_unary_expr): Likewise.
6500 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6501 tree_expr_nonzero_p.
6503 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6505 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6506 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6507 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6508 All callers changed.
6509 (frame_related_constant_load): New arg "related" which controls
6510 setting of RTX_FRAME_RELATED_P. All callers changed.
6511 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6512 (bfin_expand_prologue): Add stack limit checking.
6513 * config/bfin/bfin.md (trapifcc): New pattern.
6515 * config/bfin/bfin.c: Include "langhooks.h".
6516 (def_builtin): Go through lang_hooks to call builtin_function.
6518 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6519 * config/bfin/predicates.md (symbol_ref_operand): New.
6520 (call_insn_operand): Delete. All callers changed to use
6521 register_no_elim_operand.
6522 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6524 (function_arg): Use it to generate the call's operand 2.
6525 (bfin_longcall_p): New function.
6526 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6527 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6528 determine if the address needs to be in a REG.
6529 (bfin_handle_longcall_attribute): New function.
6530 (bfin_attribute_table): Add "longcall" and "shortcall".
6531 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6532 (CUMULATIVE_ARGS): New member call_cookie.
6533 (PREDICATE_CODES): Add symbol_ref_operand.
6534 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6535 extra USE to the pattern.
6536 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6537 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6538 sibcall_value_insn; now the new patterns handle direct calls and the
6539 old ones indirect calls.
6540 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6542 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6544 * doc/trouble.texi: Update section on handling of empty loops.
6546 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6548 * config.gcc: Remove support for sparc-*-openbsd*,
6549 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6551 * config.host: Remove support for i860-*-sysv4* as a host.
6552 * config/i860/*, config/ip2k/*, config/ns32k/*,
6553 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6554 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6555 mention obsolete ports.
6557 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6559 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6561 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6562 of frame_pointer_rtx.
6563 (sh_expand_epilogue): Likewise.
6564 (sh_set_return_address): Likewise.
6565 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6566 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6567 offsets from FRAME_POINTER_REGNUM.
6568 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6569 (sh_register_names): Add initializer for sfp.
6570 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6571 (VALID_REGISTER_P): Likewise.
6572 (FIRST_PSEUDO_REGISTER): Update.
6573 (DWARF_FRAME_REGISTERS): Define.
6574 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6575 (HARD_FRAME_POINTER_REGNUM): Define.
6576 (FRAME_POINTER_REGNUM): Redefine.
6577 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6578 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6579 from FRAME_POINTER_REGNUM.
6580 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6581 FRAME_POINTER_REGNUM.
6582 (REG_CLASS_CONTENTS): Add sfp.
6583 (REG_ALLOC_ORDER): Likewise.
6584 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6585 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6586 of frame_pointer_rtx.
6587 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6589 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6591 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6592 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6593 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6595 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6598 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6600 Make CONSTRUCTOR use VEC to store initializers.
6601 * c-common.c (complete_array_type): Update to cope with VEC in
6603 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6604 (pp_c_constructor_elts): New function.
6605 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6606 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6607 struct constructor_stack, struct initializer_stack,
6608 constructor_elements, push_init_level, pop_init_level,
6609 add_pending_init, find_init_member, output_init_element): Update to
6610 cope with VEC in CONSTRUCTOR_ELTS.
6611 * coverage.c (build_fn_info_value, build_ctr_info_value,
6612 build_gcov_info): Likewise.
6613 * expr.c (categorize_ctor_elements_1, store_constructor,
6614 expand_expr_real_1): Likewise.
6615 * fold-const.c (fold_ternary): Likewise.
6616 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6617 gimplify_init_constructor, gimplify_expr): Likewise.
6618 * tree-dump.c (dequeue_and_dump): Likewise.
6619 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6621 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6623 * tree-sra.c (generate_element_init_1): Likewise.
6624 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6625 * tree-ssa-operands.c (get_expr_operands): Likewise.
6626 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6627 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6628 (get_initial_def_for_reduction): Likewise.
6629 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6630 value handle in annotations.
6631 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6632 tree_node_structure): Add support for constr_kind.
6633 (build_vector_from_ctor, build_constructor_single,
6634 build_constructor_from_list): New functions.
6635 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6636 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6637 Update to cope with VEC in CONSTRUCTOR_ELTS.
6638 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6639 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6640 CONSTRUCTOR_APPEND_ELT): New macros.
6641 (struct constructor_elt, struct tree_constructor): New data types.
6642 (union tree_node): Add tree_constructor field.
6643 * treestruct.def: Define TS_CONSTRUCTOR.
6644 * varasm.c (const_hash_1, compare_constant, copy_constant,
6645 compute_reloc_for_constant, output_addressed_constants,
6646 initializer_constant_valid_p, output_constant,
6647 array_size_for_constructor, output_constructor): Update to cope with
6648 VEC in CONSTRUCTOR_ELTS.
6649 * vec.h (VEC_empty, VEC_copy): New macros.
6651 2005-07-19 Devang Patel <dpatel@apple.com>
6653 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6655 2005-07-19 Richard Henderson <rth@redhat.com>
6658 * gimplify.c (gimplify_expr): Use main variant type for the temp
6659 destination for a discarded volatile read.
6660 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6661 casts between non-void types that change volatility.
6663 2005-07-15 DJ Delorie <dj@redhat.com>
6665 * toplev.h: Add comment about the first parameter for warning().
6666 * errors.h: Likewise.
6668 * c.opt (Wpragmas): New.
6669 * doc/invoke.texi: Document it.
6671 * function.c (do_warn_unused_parameter): Add warning control to
6673 * c-decl.c (warn_if_shadowing): Likewise.
6674 * c-lex.c (cb_def_pragma): Likewise.
6675 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6676 (pop_alignment): Likewise.
6677 (handle_pragma_pack): Likewise.
6678 (apply_pragma_weak): Likewise.
6679 (handle_pragma_weak): Likewise.
6680 (handle_pragma_redefine_extname): Likewise.
6681 (add_to_renaming_pragma_list): Likewise.
6682 (handle_pragma_extern_prefix): Likewise.
6683 (maybe_apply_renaming_pragma): Likewise.
6684 (handle_pragma_visibility): Likewise.
6686 * config/c4x/c4x-c.c (BAD): Likewise.
6687 (c4x_parse_pragma): Likewise.
6688 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6689 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6690 (rs6000_pragma_longcall): Likewise.
6691 * config/v850/v850-c.c (pop_data_area): Likewise.
6692 (ghs_pragma_section): Likewise.
6693 (ghs_pragma_section): Likewise.
6694 (ghs_pragma_interrupt): Likewise.
6695 (ghs_pragma_starttda): Likewise.
6696 (ghs_pragma_startsda): Likewise.
6697 (ghs_pragma_startzda): Likewise.
6698 (ghs_pragma_endtda): Likewise.
6699 (ghs_pragma_endsda): Likewise.
6700 (ghs_pragma_endzda): Likewise.
6702 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6703 Kenneth Zadeck <zadeck@naturalbridge.com>
6705 * Makefile.in: Removed tree-promote-statics.c
6706 * tree-promote-statics.c: Removed.
6707 * common.opt: Removed flag-promote-statics.
6709 * passes.c: Removed tree-promote-statics pass.
6710 * tree-pass.h: Ditto.
6711 * timevar.def: Removed TV_PROMOTE_STATICS.
6714 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6716 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6718 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6720 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6723 * c-common.c (check_function_arguments): Call
6724 'check_function_format' if either -Wformat or
6725 -Wmissing-format-attribute are specified.
6726 * c-format.c (check_function_format): Check -Wformat before
6727 calling 'check_format_info'.
6728 * c-opts.c (c_common_post_options): Don't warn for
6729 -Wmissing-format-attribute without -Wformat.
6730 * c-typeck.c (convert_for_assignment): Detect additional cases for
6731 -Wmissing-format-attribute.
6732 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6735 2005-07-19 Richard Guenther <rguenther@suse.de>
6737 * config/i386/i386.md (lrint<mode>2): Use temporary
6738 instead of clobbering non-existent memory.
6740 2005-07-19 Nick Clifton <nickc@redhat.com>
6742 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6743 statement to avoid displaying ASCII control characters.
6745 2005-07-19 Ben Elliston <bje@au.ibm.com>
6747 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6748 * cfganal.c (find_edge_index): Ditto.
6749 * combine.c (combine_instructions): Ditto.
6750 * ddg.c (create_scc): Ditto.
6751 (find_successors): Ditto.
6752 (find_predecessors): Ditto.
6753 (find_nodes_on_paths): Ditto.
6754 (longest_simple_path): Ditto.
6755 * flow.c (update_life_info): Ditto.
6756 (count_or_remove_death_notes): Ditto.
6757 (clear_log_links): Ditto.
6758 * modulo-sched.c (generate_reg_moves): Ditto.
6759 (find_max_asap): Ditto.
6760 (find_max_hv_min_mob): Ditto.
6761 (find_max_dv_min_mob): Ditto.
6762 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6763 * sched-rgn.c (extract_edgelst): Ditto.
6764 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6765 (dump_update_ssa): Ditto.
6766 (ssa_names_to_replace) Ditto.
6767 (switch_virtuals_to_full_rewrite): Ditto.
6768 (update_ssa): Ditto.
6769 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6771 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6773 Fix PR tree-optimization/22483
6775 * tree-complex.c (create_components): Use
6776 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6777 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6778 * tree-flow.h (safe_referenced_var_iterator): New structure.
6779 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6780 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6781 safe_referenced_var iterator.
6782 (add_type_alias): Ditto.
6784 2005-07-19 Steven Bosscher <stevenb@suse.de>
6786 * loop-init.c (rest_of_handle_loop2): Remove.
6787 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6788 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6789 (pass_rtl_loop_init, pass_rtl_loop_done,
6790 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6791 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6792 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6793 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6794 pass_tree_loop_done, and pass_tree_unswitch.
6795 (gate_loop): Rename to gate_tree_loop.
6796 * passes.c (init_optimization_passes): Update for renamed tree
6797 loop passes. Add the new loop2 passes as subpasses of loop2.
6798 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6799 Update for the renamed tree loop passes.
6801 2005-07-18 Ian Lance Taylor <ian@airs.com>
6804 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6805 blocks when optimizing.
6807 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6809 * common.opt (frename-registers): Initialize to 2.
6811 (fgcse-after-reload): Ditto.
6812 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6813 (process_options): Only change flag_web, flag_rename_registers,
6814 and flag_rerun_cse_after_loop if not explicitly set by user.
6816 2005-07-18 Jan Beulich <jbeulich@novell.com>
6818 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6819 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6820 in 64-bit mode the same as DImode in 32-bit mode.
6821 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6822 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6823 mode. Add new mode parameter.
6824 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6825 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6826 x86_64_shift_adj): New expanders.
6827 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6828 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6830 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6831 DImode shift splitters.
6832 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6833 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6836 2005-07-18 Jan Beulich <jbeulich@novell.com>
6838 * i386.md (movdi_extzv_1): New.
6839 (zero_extendhidi2): Combine alternatives and never force use of
6841 (zero_extendqidi2): Likewise. Don't restrict input selection.
6843 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6845 Fix PR tree-optimization/22531
6846 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6849 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6851 * tree-promote-statics.c (pass_promote_statics): Change dump file
6854 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6856 * tree-optimize.c (init_tree_optimization_passes): Add
6857 pass_eliminate_useless_stores pass.
6858 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6859 * tree-ssa-pre.c (is_copy_stmt): New function.
6860 (follow_copies_till_vuse): Ditto.
6861 (do_eustores): Ditto.
6862 (gate_eustores): Ditto.
6864 2005-07-16 Richard Henderson <rth@redhat.com>
6866 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6868 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6869 Kenneth Zadeck <zadeck@naturalbridge.com>
6871 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6872 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6873 ipa-type-escape.h, tree-promote-statics.c
6874 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6875 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6876 tree-promote-statics.c: new files.
6877 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6878 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6879 int nonlocal_set_p, mark_constant_function): Deleted.
6880 (rest_of_handle_cfg): Removed call to mark_constant_function.
6881 (nonoverlapping_component_refs_p): Added calls to support
6882 type based aliasing.
6883 * tree-ssa-alias.c (may_alias_p,
6884 compute_flow_insensitive_aliasing): Ditto.
6885 * calls.c (flags_from_decl_or_type): Removed reference to
6887 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6888 too many arguments. This is necessary for Spec 2000.
6889 * cgraph.h (const_function, pure_function): Removed.
6890 * common.opt: Added "fipa-pure-const", "fipa-reference",
6891 "fipa-type-escape", and "ftree-promote-static".
6893 * passes.c: Added ipa and tree-promote-statics passes.
6894 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6895 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6896 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6897 * tree-flow.h: Added exposed sra calls and addition of
6898 reference_vars_info field for FUNCTION_DECLS.
6899 * tree-pass.h: Added passes.
6900 * tree-sra.c: (sra_init_cache): New function.
6901 (sra_insert_before, sra_insert_after) Made public.
6902 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6904 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6905 aliasing. (may_alias_p): Added code to use type escape analysis to
6907 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6908 code to prune clobbers of static variables based on information
6909 produced in ipa-reference pass. Changed call clobbering so that
6910 statics are not marked as clobbered if the call does not clobber
6913 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6915 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6918 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6920 * doc/install.texi (*-*-solaris2*): Document recommended version
6921 of GNU binutils and mention GNU linker problem on Solaris 10.
6923 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6926 * c-decl.c (c_build_bitfield_integer_type): New function.
6927 (finish_struct): Call it.
6928 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6930 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6932 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6935 2005-07-16 Jan Hubicka <jh@suse.cz>
6937 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6938 (scale_bbs_frequencies_int): Watch roundoff errors.
6939 * predict.c (return_prediction): Initialize return_stmt.
6941 2005-07-16 Jan Hubicka <jh@suse.cz>
6943 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6944 after RTL profiling.
6946 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6949 * fold-const.c (build_range_check): Convert high/low to etype
6950 if we are only comparing against exp.
6952 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6954 Fix PR tree-optimization/22376
6955 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6957 (need_to_solve): New function.
6958 (compute_points_to_sets): Use it.
6960 2005-07-15 Jan Hubicka <jh@suse.cz>
6962 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6963 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6965 2005-07-15 Richard Guenther <rguenther@suse.de>
6967 * c-common.c (handle_flatten_attribute): New function.
6968 Add flatten function attribute.
6969 * doc/extend.texi: Document flatten function attribute.
6970 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6971 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6973 (cgraph_decide_inlining): Handle functions with flatten
6976 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6978 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6979 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6980 UNSPEC_XCHG, UNSPEC_AND): New.
6981 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6982 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6983 * config/rs6000/sync.md (FETCHOP): New code macro.
6984 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6986 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6987 (sync_compare_and_swap<mode>): Same.
6988 (sync_lock_test_and_set<mode>): Same.
6989 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6990 for QImode and HImode, and not PPC405.
6991 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6992 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6993 (sync_<fetchop>{si,di}_internal): New.
6994 (sync_nand{si,di}_internal): New.
6995 (sync_old_<fetchop>{si,di}_internal): New.
6996 (sync_old_nand{si,di}_internal): New
6997 (sync_new_<fetchop>{si,di}_internal): New.
6998 (sync_new_nand{si,di}_internal): New.
6999 (atomic_and{si,di}): New.
7000 (sync_new_nand{si,di}_internal): New.
7001 (atomic_and{si,di}): New.
7002 (sync_add<mode>_internal): Delete.
7003 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7004 (sync_sub<mode>_internal): Delte.
7005 (sync_subshort_internal): New.
7006 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7007 (sync_anddi_internal): Delete.
7008 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7009 (sync_booldi_internal): Delete.
7010 (sync_boolc<mode>_internal): Delete.
7011 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7012 (sync_boolc<mode>_internal2): Delete.
7013 (sync_boolcc<mode>_internal): Delete.
7014 (isync, lwsync): Use unspec instead of unspec_volatile.
7015 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7016 Revert UNSPEC_VOLATILE.
7017 (rs6000_split_atomic_op): New.
7018 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7020 2005-07-14 Eric Christopher <echristo@redhat.com>
7022 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7023 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7025 2005-07-14 Eric Christopher <echristo@redhat.com>
7027 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7029 2005-07-14 Steven Bosscher <stevenb@suse.de>
7031 PR tree-optimization/22230
7032 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7033 the computation of the four cross productions for "range op range".
7035 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7036 Ulrich Weigand <uweigand@de.ibm.com>
7039 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7042 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7044 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7046 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7048 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7050 2005-07-14 Richard Guenther <rguenther@suse.de>
7053 * config/i386/i386-protos.h (ix86_function_value): Change
7054 prototype to match new target hook.
7055 * config/i386/i386.c (ix86_value_regno): Change prototype
7056 to take extra type argument.
7057 (TARGET_FUNCTION_VALUE): Define.
7058 (ix86_function_ok_for_sibcall): Pass extra argument to
7059 ix86_value_regno, check return slot rtx for exact match.
7060 (ix86_function_value): Take extra parameter. Dispatch to
7061 ix86_value_regno with fndecl/fntype as provided.
7062 (ix86_value_regno): Handle extra type argument.
7063 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7065 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7066 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7067 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7068 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7069 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7071 2005-07-14 Richard Guenther <rguenther@suse.de>
7073 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7074 * calls.c (expand_call): Pass fntype to hard_function_value.
7075 (emit_library_call_value_1): Likewise.
7076 * explow.c: Include target.h.
7077 (hard_function_value): Take extra argument, the fntype.
7078 Use new target hook for function_value.
7079 * expr.h (hard_function_value): Change prototype.
7080 * function.c (aggregate_value_p): Pass 0 as fntype to
7081 hard_function_value.
7082 (assign_parms): Use new target hook for function_value.
7083 Pass 0 as fntype to hard_function_value.
7084 (expand_function_end): Likewise.
7085 * reg-stack.c: Include target.h.
7086 (stack_result): Use new target hook for function_value.
7087 * target-def.h: New target hook function_value.
7088 * target.h: Likewise.
7089 * targhooks.c (default_function_value): New function.
7090 * targhooks.h (default_function_value): Declare.
7092 2005-07-13 Ian Lance Taylor <ian@airs.com>
7094 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7096 2005-07-14 Jan Hubicka <jh@suse.cz>
7098 * tree-dfa.c (dump_variable): Use default_def function.
7099 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7100 * tree-ssa.c (verify_use): Likewise.
7101 * tree-ssanames.c (release_ssa_name): Likewise.
7102 * tree-tailcall.c (eliminate_tail_call): Likewise.
7103 (tree_optimize_tail_calls_1): Likewise.
7104 * tree-vrp.c (get_value_range): Likewise.
7106 2005-07-14 Ben Elliston <bje@au.ibm.com>
7108 * gcc.c (main): Compare language[0] with '*' when iterating over
7111 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7113 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7114 "s390_emit_compare". Add handling of CCZ1mode.
7115 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7116 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7118 (s390_branch_condition_mask): Add CCZ1mode handling.
7119 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7120 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7121 Use CCZ1mode instead of CCZmode.
7122 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7124 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7126 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7128 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7130 2005-07-13 Eric Christopher <echristo@redhat.com>
7132 * config/mips/mips.c (mips_canonicalize_comparison): New.
7133 (mips_emit_int_relational): Use.
7135 2005-07-13 Eric Christopher <echristo@redhat.com>
7137 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7139 * config/s390/s390.md: Include tpf.md. Move tpf specific
7141 * config/s390/tpf.md: To here.
7142 * config/s390/s390.opt: Move tpf specific options...
7143 * config/s390/tpf.opt: to here. Add mmain option.
7144 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7145 * config/s390/tpf.h: Rewrite.
7147 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7149 * doc/tm.texi: Remove @xref{Cross-profiling}.
7151 2005-07-13 Jeff Law <law@redhat.com>
7153 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7154 expressions, test their _DECL operands for pointer equality rather
7155 than using operand_equal_p.
7157 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7159 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7160 (TARGET_POSIX_IO): This.
7161 * config/darwin.h: Likewise.
7162 * config/freebsd.h: Likewise.
7163 * config/linux.h: Likewise.
7164 * config/lynx.h: Likewise.
7165 * config/netbsd.h: Likewise.
7166 * config/rs6000/linux64.h: Likewise.
7167 * config/rs6000/linux.h: Likewise.
7168 * config/s390/tpf.h: Likewise.
7169 * config/sh/embed-elf.h: Likewise.
7170 * config/sparc/linux64.h: Likewise.
7171 * config/sparc/linux.h: Likewise.
7172 * config/svr4.h: Likewise.
7173 * gcov-io.h: Likewise.
7175 * doc/tm.texi: Updated.
7177 * libgcov.c (create_file_directory): Defined only if
7178 TARGET_POSIX_IO is defined.
7179 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7182 2005-07-13 Jan Hubicka <jh@suse.cz>
7184 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7186 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7188 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7189 structure as argument.
7191 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7193 PR tree-optimization/21921
7194 * tree-iterator.c (tsi_link_before): Support the case when
7195 tsi_end_p (tsi) == true.
7197 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7199 PR tree-optimization/22442
7200 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7203 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7205 PR rtl-optimization/20376
7206 * toplev.c (process_options): Enable -fweb and -frename-registers when
7208 * doc/invoke.texi: Update the information about when -fweb and
7209 -frename-registers are enabled.
7211 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7214 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7215 if *rhs_p is not a SSA_NAME.
7217 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7219 Fix PR tree-optimization/22422
7220 * tree-ssa-structalias.c (struct variable_info): Add flag for
7222 (get_varinfo): Now a static function.
7223 (new_varinfo): init has_union and is_special_var to false.
7224 (solution_set_add): Check has_union.
7225 (do_da_constraint): Move temporary variable so it gets reset
7227 Also check for special variable.
7228 (do_ds_constraint): Ditto.
7229 (do_sd_constraint): Ditto.
7230 (do_structure_copy): Check for special variable.
7231 (find_func_aliases): Ditto.
7232 (init_base_vars): Set special vars properly.
7234 2005-07-13 Jan Hubicka <jh@suse.cz>
7236 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7239 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7240 (get_expr_operands): Fix thinko wrt flags and subvars.
7242 PR tree-optimize/22379
7243 * tree-inline.c (expand_call_inline): Do not output sorry in early
7246 2005-07-12 Dale Johannesen <dalej@apple.com>
7248 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7250 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7253 * host-linux.h: Include limits.h.
7255 2005-07-12 Dale Johannesen <dalej@apple.com>
7257 * expr.c (compress_float_constant): Add cost check.
7258 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7260 2005-07-12 Dale Johannesen <dalej@apple.com>
7262 * gcc.target/i386/compress-float-sse.c: New.
7263 * gcc.target/i386/compress-float-sse-pic.c: New.
7264 * gcc.target/i386/compress-float-387.c: New.
7265 * gcc.target/i386/compress-float-387-pic.c: New.
7266 * gcc.dg/compress-float-ppc.c: New.
7267 * gcc.dg/compress-float-ppc-pic.c: New.
7269 2005-07-12 Eric Christopher <echristo@redhat.com>
7271 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7273 * config/s390/s390.md: Include tpf.md. Move tpf specific
7275 * config/s390/tpf.md: To here.
7276 * config/s390/s390.opt: Move tpf specific options...
7277 * config/s390/tpf.opt: to here. Add mmain option.
7278 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7279 * config/s390/tpf.h: Rewrite.
7281 2005-07-12 Eric Christopher <echristo@redhat.com>
7283 * gcc.c (struct infile): Update comment for language.
7284 (main): Rewrite input file resetting code.
7286 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7289 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7290 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7291 (lookup_avail_expr): Use constant_boolean_node instead
7292 of boolean_false_node/boolean_true_node.
7294 2005-07-12 Ben Elliston <bje@au.ibm.com>
7296 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7297 and use it when printing num_edges.
7299 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7301 * doc/extend.texi (Blackfin Built-in Functions): New section.
7302 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7305 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7307 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7308 s/cmpstrsi/cmpstrnsi
7309 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7311 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7312 (init_optabs): Initialize cmpstrn_optab.
7313 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7314 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7315 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7316 * config/i386/i386.md: s/cmpstr/cmpstrn
7317 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7318 * doc/md.texi: Update documentation.
7320 2005-07-11 Richard Henderson <rth@redhat.com>
7322 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7323 build_va_arg_indirect_ref.
7324 (alpha_gimplify_va_arg): Likewise.
7325 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7326 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7327 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7328 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7329 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7330 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7332 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7334 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7336 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7337 * passes.c (init_optimization_passes): Add pass_empty_loop.
7338 * tree-pass.h (pass_empty_loop): Declare.
7339 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7340 try_remove_empty_loop, remove_empty_loops): New functions.
7341 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7342 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7344 2005-07-12 Peter Barada <peter@the-baradas.com>
7348 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7349 in address registers.
7350 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7351 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7352 alternative of addsi3_5200.
7354 2005-07-11 Ian Lance Taylor <ian@airs.com>
7356 * config/mips/mips.md (ffs<mode>2): Remove.
7358 2005-07-11 Ian Lance Taylor <ian@airs.com>
7360 * doc/tree-ssa.texi (Cleanups): Improve description of
7362 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7364 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7366 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7367 * tree.h (DECL_ARGUMENT_FLD): New macro.
7369 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7371 Fix PR tree-optimization/22404
7373 * tree-ssa-structalias.c (create_variable_info_for): Use
7376 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7378 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7379 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7380 for second comparison operand.
7381 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7383 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7384 (define_insn_reservation "alu"): Likewise.
7385 (csync, ssync): Now of type sync.
7386 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7387 -mcsync-anomaly -mspecld-anomaly.
7388 * config/bfin/bfin.opt (mcsync): Remove.
7389 (mcsync-anomaly, mspecld-anomaly): Add.
7390 * config/bfin/bfin.c: Include "insn-codes.h".
7391 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7392 (TARGET_DEFAULT_TARGET_FLAGS): New.
7393 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7395 2005-07-11 Steven Bosscher <stevenb@suse.de>
7397 * basic-block.h: Give the BB flags enum a name, bb_flags.
7398 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7399 * cfgcleanup.c (enum bb_flags): Remove here.
7400 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7401 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7402 (update_forwarder_flag): Likewise.
7403 (thread_jump): Likewise.
7404 (try_forward_edges): Likewise.
7405 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7406 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7407 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7409 2005-07-11 Richard Guenther <rguenther@suse.de>
7411 * config/i386/i386.opt: New target option -msseregparm.
7412 * config/i386/i386.c (override_options): Error out for
7413 -msseregparm but no SSE support.
7414 (ix86_function_sseregparm): Check for global sseregparm.
7415 * doc/invoke.texi: Document -msseregparm.
7417 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7419 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7420 (m32rle-*-linux*): Ditto.
7422 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7424 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7425 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7428 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7432 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7433 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7435 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7437 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7438 (varmap): Heapify varmap.
7439 (constraints): Heapify constraints.
7440 (struct constraint_graph): Heapify succs and preds.
7441 (constraint_vec_find): Update for heapification.
7442 (constraint_set_union): Ditto.
7443 (insert_into_complex): Ditto.
7444 (constraint_edge_vec_find): Ditto.
7445 (erase_graph_self_edge): Ditto.
7446 (add_graph_edge): Ditto.
7447 (get_graph_weights): Ditto.
7448 (merge_graph_nodes): Ditto.
7449 (build_constraint_graph): Ditto.
7450 (topo_visit): Ditto.
7451 (solve_graph): Ditto.
7452 (create_variable_info_for): Ditto.
7453 (init_base_vars): Ditto.
7454 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7455 (condese_varmap_nodes): Free complex vector.
7456 (clear_edges_for_node): Clear succs and preds vector.
7458 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7460 * tree-ssa-structalias.c (update_alias_info): Change counting of
7461 references to not include vdefs.
7463 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7465 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7468 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7470 * pa.c (pa_commutative_p): Make PLUS commutative when
7471 TARGET_NO_SPACE_REGS is true.
7473 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7475 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7476 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7477 * tree-dfa.c (dump_subvars_for): New.
7478 (debug_subvars_for): New.
7479 (dump_variable): Show subvariables if VAR has them.
7480 * tree-flow-inline.h (get_subvar_at): New.
7481 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7482 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7484 (struct subvar): Change fields offset and size to unsigned
7486 (dump_subvars_for): Declare.
7487 (debug_subvars_for): Declare.
7488 (get_subvar_at): Declare.
7489 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7490 to unsigned HOST_WIDE_INT *.
7491 (overlap_subvar): Likewise.
7492 * tree-gimple.c (is_gimple_reg): Always return false for
7493 SFTs and memory tags.
7494 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7496 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7497 (compute_may_aliases): Call compute_points_to_sets.
7498 (collect_points_to_info_for): Remove.
7499 (compute_points_to_and_addr_escape): Remove.
7500 (delete_alias_info): Call delete_points_to_sets.
7501 (compute_flow_sensitive_aliasing): If the call to
7502 find_what_p_points_to returns false, call set_pt_anything.
7503 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7504 (set_pt_anything): Clear pi->pt_vars.
7505 (set_pt_malloc): Remove.
7506 (merge_pointed_to_info): Remove.
7507 (add_pointed_to_expr): Remove.
7508 (add_pointed_to_var): Remove.
7509 (collect_points_to_info_r): Remove.
7510 (is_escape_site): Make extern.
7512 (create_overlap_variables_for): Call it.
7513 * tree-ssa-copy.c (merge_alias_info): Never merge
7514 flow-sensitive alias information.
7515 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7516 offset and size to be unsigned HOST_WIDE_INT.
7517 (add_to_addressable_set): Rename from note_addressable.
7518 Set TREE_ADDRESSABLE as the variables are added to the set.
7520 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7521 operands into VUSEs when adding V_MAY_DEFs for members in an
7523 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7524 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7525 (struct variable_info): Add bitfield is_heap_var.
7526 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7527 (new_var_info): Initialize is_heap_var.
7528 (get_constraint_for): Add HEAP variables to the symbol table.
7529 Mark them with is_heap_var.
7530 (update_alias_info): New. Taken mostly from the old
7531 compute_points_to_and_addr_escape.
7532 (handle_ptr_arith): New.
7533 (find_func_aliases): Call update_alias_info.
7534 Call handle_ptr_info for tcc_binary expressions.
7535 Call mark_stmt_modified.
7536 (create_variable_info_for): If DECL has subvars, do not create
7537 variables for its subvars. Always add all the fields.
7538 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7539 SFTs, then add all the SFTs of the structure.
7540 If VI->DECL is an aggregate with subvariables, add the SFT at
7542 (find_what_p_points_to): If VI is an artificial variable,
7543 translate to bitfields in SSA_NAME_PTR_INFO.
7544 If the solution is empty, set pi->pt_vars to NULL
7545 (init_base_vars): Create ANYOFFSET.
7546 (compute_points_to_sets): Rename from create_alias_vars.
7548 (pass_build_pta): Remove.
7549 (delete_points_to_sets): Rename from delete_alias_vars.
7550 (pass_del_pta): Remove.
7551 * tree-ssa-structalias.h (struct alias_info): Move from
7553 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7554 NUM_REFERENCES_SET): Likewise.
7555 (compute_points_to_sets, delete_points_to_sets): Declare.
7557 2005-07-09 Richard Henderson <rth@redhat.com>
7559 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7560 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7561 alpha_split_lock_test_and_set_12): New functions.
7562 * config/alpha/alpha-protos.h: Update.
7563 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7564 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7565 * config/alpha/sync.md (I12MODE): New.
7566 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7567 (sync_<fetchop_name><I48MODE>): Likewise.
7568 (sync_nand<I48MODE>): Likewise.
7569 (sync_old_<fetchop_name><I48MODE>): Likewise.
7570 (sync_new_<fetchop_name><I48MODE>): Likewise.
7571 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7572 (sync_compare_and_swap<I48MODE>): Likewise.
7573 (sync_lock_test_and_set<I48MODE>): Likewise.
7574 (sync_compare_and_swap<I12MODE>): New.
7575 (sync_compare_and_swap<I12MODE>_1): New.
7576 (sync_lock_test_and_set<I12MODE>): New.
7577 (sync_lock_test_and_set<I12MODE>_1): New.
7579 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7583 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7585 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7587 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7588 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7590 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7593 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7595 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7597 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7598 memory_operand constraint.
7599 (store_conditional_<mode>): Same.
7600 (sync_compare_and_swap<mode>): Same.
7601 (sync_lock_test_and_set<mode>): Same.
7603 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7605 Rewrite PIC support to more closely model actual instructions.
7606 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7607 (cris_symbol): Remove prototypes for removed functions.
7608 (cris_pic_symbol_type_of, cris_valid_pic_const)
7609 (cris_expand_pic_call_address): Prototypes for new functions.
7610 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7612 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7614 <case ':'>: Add case for new punctuation character.
7615 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7616 emitting (extra) PIC modifier.
7617 <case UNSPEC>: Do not assert for PLT.
7618 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7619 (cris_expand_prologue, cris_expand_epilogue): Check
7620 for pic_offset_table_rtx usage instead of taking
7621 current_function_uses_pic_offset_table as the final word.
7622 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7623 Remove flag_pic difference.
7624 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7625 the moral equivalents of...
7626 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7628 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7629 (cris_handle_option): Mark ARG as unused.
7630 (cris_expand_pic_call_address): New worker function for "call",
7632 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7633 output PIC constructs here.
7634 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7635 as symbol-specific modifers, not whole or part of operands.
7636 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7637 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7638 constants and flag_pic.
7639 (CONSTANT_INDEX_P): Adjust for new functions.
7640 (enum cris_pic_symbol_type): New helper type.
7641 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7642 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7643 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7645 ("movsi"): Emit actual instructions for GOT and relative access.
7646 ("*movsi_got_load"): New pattern to set up the register holding
7648 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7649 Adjust FIXME for 'S'.
7650 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7651 Use "movs" for -fpic cases.
7652 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7653 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7654 ("call", "call_value"): Just call cris_expand_pic_call_address for
7656 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7657 Remove special pattern.
7658 ("*expanded_call_side", "*expanded_call_value_side"): New
7660 (gotplt-to-plt, gotplt-to-plt-side-call)
7661 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7663 * config/cris/cris/predicates.md
7664 ("cris_general_operand_or_gotless_symbol"): Remove unused
7666 ("cris_general_operand_or_symbol"): Adjust for new functions.
7668 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7670 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7672 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7674 * Makefile.in (TREE_H): Add treestruct.def.
7675 (c-decl.o): Add pointer-set.h
7676 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7677 visibility on regular DECL's.
7678 (merge_decls): Fix the copying of decl nodes of various types for
7679 the new structures. Don't update RTL, section name, weak status,
7680 etc, on DECL's without RTL.
7681 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7682 Don't check volatile on non-variable types.
7683 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7684 to check whether we have seen arguments.
7685 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7686 flag is checked before field (flag is common, field is not).
7687 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7688 TS_DECL_COMMON could have an origin.
7689 (add_location_or_const_value_attribute): Don't check section name
7690 on non-var/function decls.
7691 (dwarf2out_var_location): Reverse order of tests.
7692 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7693 with DECL_WRTL_CHECK.
7694 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7695 * fold-const.c (fold_binary): Don't check weakness on
7696 non-var/function decls.
7697 (tree_expr_nonzero_p): Ditto.
7698 (fold_checksum_tree): Use tree_decl_extra as sizeof
7700 * ggc-page.c (extra_order_size_table): Add sizes for
7701 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7703 * gimplify.c (gimplify_bind_expr): Only set
7704 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7705 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7707 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7708 * langhooks.h (init_ts). New langhook.
7709 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7710 * print-tree.c (print_node): Update to only print fields that
7711 exist in the structures the passed decl has.
7712 * toplev.c (wrapup_global_declarations): Don't reset
7713 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7714 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7715 * tree-inline.c (remap_decl): Ditto.
7716 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7717 * tree-pretty-print.c (print_declaration): Don't print
7718 DECL_REGISTER on things that don't contain it.
7719 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7720 non-var/function decls.
7721 * tree.c (tree_contains_struct): New structure.
7722 (init_priority_for_decl): New hashtable.
7723 (tree_int_map): New structure.
7724 (tree_int_map_eq): New function.
7725 (tree_int_map_marked_p): Ditto.
7726 (tree_int_map_hash): Ditto.
7727 (tree_map): Move to tree.h.
7728 (tree_map_eq): Externalize.
7729 (tree_map_hash): Ditto.
7730 (tree_map_marked_p): Ditto.
7731 (init_ttree): Set up tree_contains_struct and call langhook.
7732 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7733 (tree_code_size): Update for new structures.
7734 (tree_node_structure): Update for new structures.
7735 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7737 (copy_node_stat): Copy init priority.
7738 (build_decl_stat): Ditto for visibility.
7739 (ts_enum_names): New.
7740 (tree_contains_struct_check_failed): New function.
7741 (decl_init_priority_lookup): Ditto.
7742 (decl_init_priority_insert): Ditto.
7743 * treestruct.def: New file.
7744 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7745 (CONTAINS_STRUCT_CHECK): Ditto.
7746 (tree_contains_struct_check_failed): New prototype.
7747 (DECL_CHECK): Removed.
7748 (DECL_MINIMAL_CHECK): New.
7749 (DECL_COMMON_CHECK): Ditto.
7750 (DECL_WRTL_CHECK): Ditto.
7751 (DECL_NON_COMMON_CHECK): Ditto.
7752 (DECL_WITH_VIS_CHECK): Ditto.
7753 (VAR_OR_FUNCTION_DECL_P): Ditto
7754 (struct tree_decl_minimal): New structure.
7755 (struct tree_decl_common): Ditto.
7756 (struct tree_decl_with_rtl): Ditto.
7757 (struct tree_decl_with_vis): Ditto.
7758 (struct tree_decl_non_common): Ditto.
7759 (struct tree_field_decl): Ditto.
7760 (struct tree_parm_decl): Ditto.
7761 (struct tree_var_decl): Ditto.
7762 (struct tree_function_decl): Ditto.
7763 (struct tree_const_decl): Ditto.
7764 (struct tree_result_decl): Ditto.
7765 (union tree_node): Add new structures.
7766 * var-tracking.c (track_expr_p): Reverse order of tests.
7768 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7770 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7772 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7773 * system.h: Poison FINALIZE_PIC.
7774 * doc/tm.texi (FINALIZE_PIC): Remove.
7776 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7779 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7780 to the correct type if we have a MODIFY_EXPR.
7782 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7784 PR tree-optimization/22360
7785 * tree.c (upper_bound_in_type): Fix calculations for casting
7786 to a non-wider signed type and casting a signed value to a
7787 wider unsigned type.
7788 (lower_bound_in_type): Fix calculations for casting to a
7789 non-wider signed type.
7791 PR tree-optimization/20139
7792 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7794 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7795 fold_cond_expr_cond.
7796 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7797 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7799 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7802 * tree-complex.c (expand_complex_libcall): Produce
7803 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7805 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7807 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7808 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7809 b" assert and inserted fastpath code for this case.
7810 (bitmap_ior): Removed "a != b" assert.
7812 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7814 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7815 (ENDFILE_SPEC): Likewise.
7816 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7818 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7819 a large stack frame at epilogue.
7821 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7823 * final.c: Include sdbout.h when required.
7825 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7827 * config.gcc (*-*-darwin*): Only one target-specific header file
7829 (powerpc-*-darwin*): Add version-specific header files.
7830 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7831 * config.in: Regenerate.
7832 * configure: Regenerate.
7833 * gcc.c: Include xregex.h.
7834 (version_compare_spec_function): New.
7835 (spec_function): Add version-compare.
7836 (replace_outfile_spec_function): Reformat comment.
7837 (compare_version_strings): New.
7838 * config/darwin-c.c (version_as_macro): New.
7839 (builtin_define): New.
7840 (darwin_cpp_builtins): New.
7841 * config/darwin-protos.h (darwin_cpp_builtins): New.
7842 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7843 (LIB_SPEC): Make unconditional, update comment.
7844 (TARGET_C99_FUNCTIONS): Define.
7845 * config/darwin.opt: Sort.
7846 (mmacosx-version-min=): New.
7847 * config/darwin7.h: Delete.
7848 * config/darwin8.h: Delete.
7849 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7850 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7851 (TARGET_C99_FUNCTIONS): Define.
7852 * config/rs6000/darwin7.h: New.
7853 * config/rs6000/darwin8.h: New.
7854 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7855 (-mmacosx-version-min): Document.
7857 2005-07-07 Ian Lance Taylor <ian@airs.com>
7859 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7861 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7864 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7866 2005-07-07 Khem Raj <kraj@mvista.com>
7868 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7869 in bytes, not words.
7871 2005-07-07 Paul Brook <paul@codesourcery.com>
7873 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7874 DEFAULT_FUNCTION_ARG_PADDING to upward.
7876 2005-07-07 Richard Henderson <rth@redhat.com>
7878 * function.c (locate_and_pad_parm): Record parameter alignment in
7879 stack_alignment_needed.
7881 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7883 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7884 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7885 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7886 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7887 (define_attr "type"): Add isync, sync, load_l, store_c.
7888 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7889 Create scratch volatile MEM.
7890 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7892 (load_locked_<mode>): New.
7893 (store_conditional_<mode>): New.
7894 (sync_compare_and_swap<mode>): Replace with splitter.
7895 (sync_lock_test_and_set<mode>): Replace with splitter.
7896 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7898 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7899 is ics. Attribute isync.
7900 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7902 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7903 and UNSPECV_SYNC_OP.
7904 (emit_unlikely_jump): New.
7905 (emit_load_locked): New.
7906 (emit_store_conditional): New.
7907 (rs6000_split_compare_and_swap): New.
7908 (rs6000_split_lock_test_and_set): New.
7909 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7910 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7911 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7912 rs6000_split_lock_test_and_set): Declare.
7913 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7914 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7915 store_c, isync, sync.
7917 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7919 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7920 filenames to gtyp-gen.h.
7921 (s-typ-gen): Use it in place of for loops.
7923 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7925 * hooks.c (hook_bool_rtx_int_false): New function.
7926 * hooks.h (hook_bool_rtx_int_false): Declare.
7927 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7928 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7929 * target.h (struct gcc_target): Add commutative_p member.
7930 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7931 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7932 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7933 (pa_commutative_p): New function.
7934 * jump.c (target.h): Include.
7935 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7936 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7938 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7940 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7941 (s390_expand_setmem): New.
7942 * config/s390/s390.c: Likewise.
7943 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7945 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7946 general_operand. Call new function "s390_expand_setmem".
7947 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7948 ("setmem_long", "*setmem_long"): ... this.
7950 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7952 * config/s390/s390.c: (optimization_options): Enable
7953 TARGET_MVCLE at -Os.
7954 * doc/invoke.texi: Document changes in default behaviour.
7955 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7957 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7959 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7960 defined by back-end.
7962 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7964 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7965 all sets in the pattern.
7966 * config/rs6000/rs6000.md (stack_protect_testsi,
7967 stack_protect_testdi): Likewise.
7969 2005-07-06 Jeff Law <law@redhat.com>
7971 * tree-vrp.c (simplify_using_ranges): Kill.
7972 (vrp_finalize): Remove call to simplify_using_ranges.
7973 (simplify_stmt_using_ranges): New function extracted from
7974 simplify_using_ranges.
7975 (simplify_div_or_mod_using_ranges): Likewise.
7976 (simplify_abs_using_ranges): Likewise.
7977 (simplify_cond_using_ranges): New function.
7978 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7979 * tree-ssa-propagate.c (substitute_and_fold): Call
7980 simplify_stmt_using_ranges if we have range information.
7982 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7984 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7985 ia64_flag_schedule_isns2.
7987 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7988 reading/writing general registers.
7989 (ia64_function_arg): Revert 2005-06-18 change.
7991 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7993 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7994 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7996 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7998 * function.c (expand_function_end): Revert part of 2005-06-27
7999 patch. Do sjlj_emit_function_exit_after after return_label.
8001 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8003 * doc/install.texi (--disable-libssp): New.
8005 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8007 * doc/invoke.texi: Update -fforce-mem documentation.
8008 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8009 code for -fforce-mem.
8010 * expmed.c: (store_bit_field,store_fixed_bit_field,
8011 extract_bit_field): Ditto.
8012 * expr.c: (convert_move): Ditto.
8013 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8014 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8015 emit_conditional_add,expand_float,expand_fix): Ditto.
8016 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8017 (common_handle_option): Issue warning when -fforce-mem specified.
8019 2005-07-06 Paul Brook <paul@codesourcery.com>
8021 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8023 * configure: Regenerate.
8025 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8027 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8029 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8031 Fix PR tree-optimization/22319
8032 Fix PR tree-optimization/22140
8033 Fix PR tree-optimization/22310
8035 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8036 variable sized types.
8037 Use correct type for intermediate structure on *a = *b structure
8040 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8042 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8044 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8045 (machine_function): Move typedef to...
8046 * config/rs6000/rs6000.c (machine_function): ... here. Add
8047 varargs_save_offset field.
8048 (rs6000_stack_t): Remove varargs_size field.
8049 (setup_incoming_varargs): Allocate varargs save area using
8050 assign_stack_local, try to make it as small as possible.
8051 Save offset from virtual_stack_vars_rtx to the save area
8052 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8053 instead of magic 8 when fp word byte size is used.
8054 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8055 instead of -RS6000_VARARGS_SIZE.
8056 (rs6000_stack_info, debug_stack_info,
8057 rs6000_initial_elimination_offset): Remove all traces of
8059 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8060 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8061 RS6000_VARARGS_AREA.
8063 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8065 PR tree-optimization/21963
8066 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8067 constant_multiple_of in the same way get_computation_cost_at does.
8069 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8071 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8072 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8073 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8074 and return its previous value.
8075 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8076 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8078 (stack_protect_set, stack_protect_test): New expanders.
8079 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8080 stack_protect_testdi): New insns.
8081 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8082 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8084 2005-07-06 Jeff Law <law@redhat.com>
8086 * tree-ssa-dce.c (cfg_altered): New global.
8087 (tree_dce_init): Initialize cfg_altered.
8088 (remove_dead_stmt): If we remove an edge in the CFG, then set
8090 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8093 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8095 * Makefile.in (stamp-collect-ld): Use
8096 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8097 ./collect-ld if it already exists.
8098 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8099 Don't remove ./nm if it already exists.
8101 2005-07-05 Devang Patel <dpatel@apple.com>
8103 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8104 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8105 * tree-vectorizer.c (vect_loop_location): New.
8106 (vect_print_dump_info): Use vect_loop_location.
8107 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8108 (vectorize_loops): Set vect_loop_location.
8109 * tree-vect-analyze.c (vect_analyze_offset_expr,
8110 vect_determin_vectorization_factor, vect_analyze_operations,
8111 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8112 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8113 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8114 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8115 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8116 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8117 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8118 vect_analyze_loop): Adjust vect_print_dump_info API.
8119 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8120 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8121 vect_finish_stmt_generation, vectorizable_assignment,
8122 vectorizable_operation, vectorizable_store, vectorizable_load,
8123 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8124 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8125 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8126 vect_transform_loop): Same.
8127 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8128 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8131 2005-07-05 Randolph Chung <tausq@debian.org>
8133 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8134 * configure: Regenerate.
8135 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8136 (pa_tls_referenced_p): Declare.
8137 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8138 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8139 (legitimize_tls_address): New.
8140 (hppa_legitimize_address): Handle TLS addresses.
8141 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8142 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8143 (emit_move_sequence): Handle TLS addresses.
8144 (pa_encode_section_info): Call default handler to handle common
8146 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8147 (CONSTANT_ADDRESS_P): Reject TLS operands.
8148 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8149 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8150 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8151 (UNSPEC_TLSLE): Define new constants.
8152 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8153 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8154 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8155 (tie_symbolic_operand, tle_symbolic_operand): New
8157 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8159 * aclocal.m4: Update macros for autoconf 2.59 style.
8160 * configure.ac: Likewise.
8162 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8164 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8165 (function_arg): Pass small aggregates in general registers on 32-bit
8167 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8169 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8171 * Makefile.in (final.o): Fix dependencies.
8173 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8177 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8178 * langhooks.c (lhd_expr_to_decl): New.
8179 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8181 (LANG_HOOKS_INITIALIZER): Update.
8182 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8183 expr_to_decl langhook.
8184 * c-tree.h (c_expr_to_decl): Declare.
8185 * c-typeck.c (c_expr_to_decl): New.
8186 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8188 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8190 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8193 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8194 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8196 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8198 * Makefile.in: Adjust dependencies.
8199 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8200 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8201 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8202 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8203 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8204 rest_of_compilation.
8206 * bb-reorder.c (gate_duplicate_computed_gotos,
8207 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8208 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8209 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8210 pass_partition_blocks): New.
8211 * bt-load.c (gate_handle_branch_target_load_optimize,
8212 rest_of_handle_branch_target_load_optimize,
8213 pass_branch_target_load_optimize): New.
8214 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8216 * cfglayout.c (pass_insn_locators_initialize): New.
8217 * cfgrtl.c (pass_free_cfg): New.
8218 * combine.c (gate_handle_combine, rest_of_handle_combine,
8220 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8221 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8222 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8223 * except.c (pass_set_nothrow_function_flags,
8224 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8226 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8227 rest_of_handle_shorten_branches, pass_shorten_branches,
8228 rest_of_clean_state, pass_clean_state): New.
8229 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8230 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8231 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8233 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8234 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8235 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8236 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8238 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8239 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8240 pass_rtl_ifcvt, gate_handle_if_after_combine,
8241 rest_of_handle_if_after_combine, pass_if_after_combine,
8242 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8243 pass_if_after_reload): New.
8244 * integrate.c (pass_initial_value_sets): New.
8245 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8246 pass_purge_lineno_notes): New.
8247 * mode-switching.c (rest_of_handle_mode_switching,
8248 pass_mode_switching): New.
8249 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8250 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8252 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8253 pass_loop_optimize): New.
8254 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8256 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8258 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8259 pass_postreload_cse): New.
8260 * profile.c (gate_handle_profiling, pass_profiling,
8261 rest_of_handle_branch_prob, pass_branch_prob): New.
8262 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8263 pass_split_before_regstack, gate_handle_split_before_regstack,
8264 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8265 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8266 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8267 pass_stack_regs): New.
8268 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8269 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8270 pass_stack_adjustments): New.
8271 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8272 pass_regrename): New.
8273 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8274 pass_delay_slots, gate_handle_machine_reorg,
8275 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8276 * rtl.h (extern void purge_line_number_notes): New.
8277 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8278 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8280 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8282 * value-prof.c (gate_handle_value_profile_transformations,
8283 rest_of_handle_value_profile_transformations,
8284 pass_value_profile_transformations): New.
8285 * var-tracking.c (gate_handle_var_tracking,
8286 pass_variable_tracking): New.
8287 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8289 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8290 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8291 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8292 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8293 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8294 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8295 rest_of_handle_gcse2, rest_of_handle_regmove,
8296 rest_of_handle_tracer, rest_of_handle_if_conversion,
8297 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8298 rest_of_handle_web, rest_of_handle_branch_prob,
8299 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8300 rest_of_handle_jump_bypass, rest_of_handle_combine,
8301 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8302 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8303 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8304 rest_of_handle_mode_switching, rest_of_handle_jump,
8305 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8306 rest_of_handle_flow2, rest_of_handle_jump2,
8307 rest_of_handle_peephole2, rest_of_handle_postreload,
8308 rest_of_handle_shorten_branches, rest_of_clean_state,
8309 rest_of_compilation): Remove.
8311 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8312 * passes.c (dump_flags, in_gimple_form, all_passes,
8313 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8314 register_dump_files, next_pass_1, last_verified, execute_todo,
8315 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8316 from tree-optimize.c.
8317 (init_optimization_passes): Moved from tree-optimize.c,
8318 adding the RTL optimizations.
8319 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8320 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8321 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8322 register_dump_files, next_pass_1, last_verified, execute_todo,
8323 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8324 init_tree_optimization_passes, ipa_passes): Delete.
8325 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8327 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8328 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8330 (ipa_passes): Remove.
8331 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8332 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8333 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8334 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8335 (dump_info_p, dump_flag): Moved to tree-dump.h.
8337 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8339 * passes.c (finish_optimization_passes): Use dump_begin
8340 and dump_end, TDI_end.
8341 (gate_rest_of_compilation): New.
8342 (pass_rest_of_compilation): Use it.
8343 (gate_postreload, pass_postreload): New.
8344 * toplev.c (general_init): Rename init_tree_optimization_passes.
8345 * toplev.h (init_tree_optimization_passes): Rename to
8346 init_optimizations_passes.
8347 * tree-dump.c (dump_flag): Make static.
8348 (dump_files): Remove RTL dumps.
8349 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8350 pass_cleanup_cfg, pass_free_cfg_annotations,
8351 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8352 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8353 * tree-pretty-print.c: Include tree-pass.h.
8354 * cgraph.c: Include tree-dump.h.
8356 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8358 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8359 Only fall back to saying it points to readonly memory if
8362 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8364 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8365 * config/m32r/m32r.c (m32r_compute_frame_size,
8366 m32r_expand_prologue): Take current_function_profile into
8367 account whenever we reference
8368 current_function_uses_pic_offset_table.
8369 (m32r_finalize_pic): Remove.
8370 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8372 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8374 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8375 instead of $<. Don't remove ./as if it already exists.
8377 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8380 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8381 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8382 for complex modes when generating code for PA 1.0.
8383 (VALID_FP_MODE_P): New macro.
8384 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8385 sets for all general and floating point modes. Align wide floating
8386 point modes to even register boundaries to comply with architectural
8388 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8389 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8390 (VALID_FP_MODE_P): New macro.
8391 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8392 sets for all general and floating point modes. Align wide floating
8393 point modes to even register boundaries to comply with architectural
8396 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8398 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8401 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8403 * tree-ssa-structalias.c: Don't include expr.h.
8405 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8407 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8410 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8412 Fix PR tree-optimization/22279
8414 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8417 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8419 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8421 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8423 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8424 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8425 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8426 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8427 config/stormy16/stormy16.c, config/v850/v850.c,
8428 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8429 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8430 Avoid "." or "\n" at end of diagnostics and capital letters at
8431 start of diagnostics.
8432 * combine.c, cse.c: Don't translate dump file output.
8433 * toplev.c (print_version): Only translate output if going to
8436 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8438 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8439 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8442 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8444 * pa.c (fix_range): Fix typo in comment.
8446 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8448 * tree-vrp.c (extract_range_from_assert): Replace
8449 fold (build (...)) with fold_build2.
8451 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8453 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8454 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8455 (format_types_orig, handle_format_attribute): Add support for
8458 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8460 * varasm.c (assemble_variable): Fix format specifier thinko.
8462 2005-07-03 Ira Rosen <irar@il.ibm.com>
8464 PR tree-optimization/22029 (and 22135)
8465 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8466 a phi node before calling dump_vops.
8468 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8470 * tree-dump.h (dump_string_field): Declare.
8471 * tree-dump.c: Use it instead of dump_string.
8472 (dump_string_field): Make non-static.
8474 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8476 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8477 up the minimal CFG stuff always when optimize > 0. Call
8478 split_all_insns_noflow in PIC case if needed.
8480 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8481 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8484 * c-decl.c (c_write_global_declarations): Dump contents of
8486 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8487 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8488 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8489 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8492 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8494 * c-common.h (GCC_DIAG_STYLE): Define.
8495 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8496 version for format checking to 4.1.
8497 * c-format.c: Include toplev.h after c-common.h.
8498 (enum format_type): Add gcc_tdiag_format_type.
8499 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8500 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8501 (format_types_orig): Add gcc_tdiag.
8502 (init_dynamic_diag_info): Support gcc_tdiag formats.
8503 (handle_format_attribute): Likewise.
8504 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8505 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8506 version for format checking to 4.1.
8507 (warning0, warning, error, pedwarn, sorry): Use
8509 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8510 (finish_aliases_1): Do not use %qE.
8511 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8512 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8513 Correct format bugs.
8514 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8515 parameter to unsigned HOST_WIDE_INT.
8516 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8518 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8521 * expr.c (write_complex_part): Use adjust_address for MEM.
8522 (read_complex_part): Same.
8524 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8526 Fix PR tree-optimization/22280
8528 * tree-sra.c (generate_element_init): Remove useless loop.
8530 2005-07-02 Richard Henderson <rth@redhat.com>
8532 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8534 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8536 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8539 * fold-const.c (fold_binary): Handle the return value of
8540 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8541 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8543 2005-07-02 Jeff Law <law@redhat.com>
8545 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8546 a eliminate type conversion which feeds an equality comparison
8547 if the original type or either operand in the comparison is a
8550 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8552 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8553 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8555 * config/avr/avr.c: Do not use '`' as left quote.
8556 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8557 Remove "." from end of diagnostics. Make diagnostics start with
8560 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8561 Joseph S. Myers <joseph@codesourcery.com>
8563 * toplev.c (default_tree_printer): Handle setting location with
8565 * c-objc.common.c (c_tree_printer): Likewise.
8566 * c-format.c (gcc_diag_flag_specs): Add '+'.
8567 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8568 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8570 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8571 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8572 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8573 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8574 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8575 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8576 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8577 format arguments where %J is used without %D.
8579 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8581 * gcc.c (LINK_SSP_SPEC): Define.
8582 (link_ssp_spec): New variable.
8583 (LINK_COMMAND_SPEC): Add %(link_ssp).
8584 (static_specs): Add link_ssp_spec.
8585 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8586 * configure: Rebuilt.
8587 * config.in: Rebuilt.
8589 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8590 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8591 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8592 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8593 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8594 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8595 -0x7008(2) instead of reading __stack_chk_guard variable.
8596 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8598 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8599 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8600 if TARGET_THREAD_SSP_OFFSET is defined.
8601 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8602 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8605 2005-06-27 Richard Henderson <rth@redhat.com>
8606 * libgcc-std.ver (GCC_4.1.0): New.
8607 * libgcc.h (__stack_chk_guard): Declare.
8608 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8609 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8610 * mklibgcc.in (lib2funcs): Add them.
8612 2005-07-01 Richard Henderson <rth@redhat.com>
8614 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8615 void * before struct sigcontext *.
8616 (x86_fallback_frame_state): Likewise.
8618 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8620 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8622 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8625 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8626 we check for SSA_NAME for.
8628 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8630 Fix PR tree-optimization/22071
8632 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8634 (get_constraint_for_component_ref): Use it.
8636 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8639 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8640 print out the last new line.
8642 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8644 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8645 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8646 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8647 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8648 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8649 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8650 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8651 (enum reg_class): New member CC0_REGS.
8652 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8653 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8654 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8655 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8656 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8657 Adjust for register now described.
8659 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8662 * config/i386/i386.md (stack_protect_test_si,
8663 stack_protect_test_di): Add earlyclobber for scratch 3.
8664 * config/rs6000/rs6000.md (stack_protect_testsi,
8665 stack_protect_testdi): Add earlyclobber for scratch 3,
8666 remove earlyclobber from scratch 4.
8668 Older entries for 2005 can be found in ChangeLog-2005.