1 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3 * tree-ssa-alias.c (compute_may_aliases): Remove call to
5 * tree-dfa.c (referenced_var_remove): Remove function.
6 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
7 (delete_tree_ssa): Remove call to delete_old_heapvars.
8 Add call to delete_alias_heapvars.
9 * tree-flow.h (referenced_var_remove): Remove prototype
10 (init_alias_heapvars): New prototype.
11 (delete_alias_heapvars): Ditto.
12 * Makefile.in (tree-ssa-structalias.o): Add
13 gt-tree-ssa-structalias.o
14 (GTFILES): Add tree-ssa-structalias.h and
15 tree-ssa-structalias.c.
16 (s-gtype): Add gt-tree-ssa-structalias.h.
17 * tree-ssa-structalias.c (heapvars): Remove.
18 (oldheapvars): Remove.
19 (heapvar_for_stmt): New variable.
20 (heapvar_lookup): New function.
21 (heapvar_insert): Ditto.
22 (get_constraint_for): See if we have an old heapvar
24 (init_alias_heapvars): New function.
25 (delete_alias_heapvars): Ditto.
26 Add include of gt-tree-ssa-structalias.h.
28 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
31 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
33 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
35 * tree.c (int_fits_type_p): Only look at the base type
36 if it has the same precision as the original type.
38 2005-11-10 Jakub Jelinek <jakub@redhat.com>
41 * varasm.c (assemble_alias): Use %q+D in the error
42 message instead of %J and %qD.
44 2005-11-10 Richard Guenther <rguenther@suse.de>
46 * gcse.c (free_ldst_entry): Only free hashtable if
49 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
51 * function.c (assign_stack_local_1): Issue an error message if
52 the frame size overflows in the signed target arithmetics.
54 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
56 * tree.c (build_qualified_type): Chain the new type to the original
57 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
58 a POINTER_TYPE or a REFERENCE_TYPE respectively.
59 (build_pointer_type_for_mode): Only return unqualified types.
60 (build_reference_type_for_mode): Likewise.
62 2005-11-09 Jakub Jelinek <jakub@redhat.com>
64 * Makefile.in (gnucompare): Do comparison of all files using one of
65 the chosen methods and only afterwards decide if just warning should
66 be issued or comparison failure raised.
68 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
70 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
71 (noce_try_abs): Negate if the comparison is reversed.
72 Look only one instruction backwards for a REG_EQUAL note.
74 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
77 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
78 gthr-tpf.h: Define __gthrw. For all identifiers that might
79 be weak, introduce weakrefs or non-weak aliases with __gthrw,
80 and prefix all uses with __ghtrw.
82 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
85 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
86 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
87 * c-common.c (handle_weakref_attribute): New.
88 (c_common_attribute_table): Add weakref.
89 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
91 * configure, config.in: Rebuilt.
92 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
93 * doc/extend.texi: Document weakref attribute.
94 * varasm.c (ultimate_transparent_alias_target): New
95 (assemble_name): Use it.
96 (weak_finish_1): Split out of...
97 (weak_finish): ... and deal with weakrefs in...
98 (weakref_targets): ... new list.
99 (globalize_decl): Clean up weakref_targets.
100 (do_assemble_alias): Handle weakrefs.
101 (finish_aliases_1): Do not reject weakrefs to external symbols.
102 (assemble_alias): Handle weakrefs.
104 2005-11-09 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/24716
107 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
108 t_bool to track results from follow_ssa_edge.
110 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
112 * final.c (force_source_line): New global variable.
113 (final_scan_insn): Set it to true instead of clearing last_filename.
114 (notice_source_line): Return true if force_source_line is true,
115 unless source info is absent.
117 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
120 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
121 a linkage name for a variable if it a register variable.
122 * c-decl.c (grokdeclarator): Global register variables
123 should be set as PUBLIC.
125 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
128 * config/s390/s390.c (struct s390_frame_layout): New fields
129 first_save_gpr_slot and last_save_gpr_slot.
130 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
131 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
132 first_save_gpr and last_save_gpr with the _slot variants.
133 (s390_register_info): Calculate first_save_gpr_slot and
134 last_save_gpr_slot using regs_ever_live.
136 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
139 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
140 for a function containing a landing pad.
142 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
145 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
148 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
150 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
151 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
153 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
156 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
158 (call,load,store): New insn types.
159 (mem_access, branch_access): Adjust reservation conditions.
160 (define_delay): Adjust condition.
161 (decrement_and_branch_until_zero): Allow for ms2. Set branch
163 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
164 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
166 (call_internal, call_value_internal, return_internal,
167 return_interrupt_internal, eh_return_internal, indirect_jump,
168 tablejump): Set call insn type.
169 (blockage, ei, di): Use appropriate unspec const.
170 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
171 (ms1_get_attr_type): Adjust to give load & store types.
172 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
173 backwards past a barrier.
174 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
176 (struct branch_info, struct label_info): New.
178 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
179 (ms1_machine_reorg): New.
180 (TARGET_MACHINE_DEPENDENT_REORG): Override.
181 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
182 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
183 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
186 2005-11-09 Per Bothner <per@bothner.com>
187 Uros Bizjak <uros@kss-loka.si>
190 * toplev.c (process_options): Initialize debug_hooks early
191 in case lang_hooks.post_options ends up calling a debug_hook.
193 2005-11-08 Jakub Jelinek <jakub@redhat.com>
195 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
196 DBX_REGISTER_NUMBER being contiguous.
198 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
199 Diego Novillo <dnovillo@redhat.com>
202 * tree-vrp.c (register_edge_assert_for): Do not register
203 always-false predicates.
205 2005-11-08 Devang Patel <dpatel@apple.com>
207 PR tree-optimization/23115
208 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
211 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
213 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
216 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
218 Fix PR tree-optimization/23382
220 * tree-ssa-alias.c (compute_may_aliases): Call
221 delete_old_heap_vars.
222 * tree-dfa.c (referenced_var_remove): New function.
223 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
224 * tree-flow.h (referenced_var_remove): Add prototype.
225 (delete_old_heap_vars): Ditto.
226 * tree-ssa-structalias.c (heapvars): New variable.
227 (oldheapvars): Ditto.
228 (get_constraint_for): Put heap vars on heapvars list.
229 (delete_old_heap_vars): New function.
231 2005-11-08 Jason Merrill <jason@redhat.com>
233 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
235 2005-11-08 Uros Bizjak <uros@kss-loka.si>
238 * reg-stack.c (reg_to_stack): Update register liveness also
239 for flag_sched2_use_traces.
241 2005-11-08 Alan Modra <amodra@bigpond.net.au>
244 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
245 override prior explicit -mno-powerpc-gfxopt.
247 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
249 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
250 if the bitsize is zero.
251 * doc/md.texi (Standard Pattern Names): Document it.
253 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
254 (TARGET_PASS_BY_REFERENCE): Likewise.
256 2005-11-07 Ian Lance Taylor <ian@airs.com>
258 PR rtl-optimization/24683
259 * config/i386/i386.c (legitimize_pic_address): If constant operand
260 to PLUS is too large, put it in a register.
262 2005-11-07 Jie Zhang <jie.zhang@analog.com>
264 * configure.ac: Enable checking assembler dwarf2 support for bfin
266 * configure: Regenerate.
268 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
272 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
273 gen_easy_vector_constant_add_self): Delete.
274 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
276 (output_vec_const_move): Use gen_easy_altivec_constant.
277 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
278 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
279 (easy_vector_constant_add_self): Rewritten.
280 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
281 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
282 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
283 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
284 Macroize and adjust for the other changes.
286 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
290 * c-typeck.c (build_c_cast): Try using a shared constant, and see
291 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
293 2005-11-07 Jakub Jelinek <jakub@redhat.com>
295 PR rtl-optimization/23567
296 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
297 (noce_process_if_block): Don't do any optimizations except
298 if (cond) x = x; if !set_b and write into orig_x may trap
299 or fault. Remove the MEM_READONLY_P check.
301 2005-11-06 Diego Novillo <dnovillo@redhat.com>
304 * tree-vrp.c (fix_equivalence_set): New.
305 (extract_range_from_assert): Call it.
307 2005-11-05 Ian Lance Taylor <ian@airs.com>
310 * combine.c (apply_distributive_law): Don't distribute across a
313 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
315 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
316 config/ms1/ms1.h, config/rs6000/predicates.md,
317 config/s390/s390.c, params.def, postreload-gcse.c,
318 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
319 tree-vrp.c, tree.c: Fix comment typos.
320 * doc/invoke.texi: Fix typos.
322 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
324 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
325 for testing whether the data_dependence_relation contains distance
326 vectors. Iterate over all distance vectors of the ddr.
327 * lambda.h: Define a vec of lambda_vector pointers.
328 * tree-data-ref.c (dump_data_dependence_relation,
329 dump_data_dependence_direction): Iterate over all distance and
330 direction vectors of the ddr.
331 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
333 (build_classic_dist_vector, build_classic_dir_vector): Push a set
334 of distance/direction vectors instead of a single one.
335 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
336 lambda_vectors with a vec of lambda_vectors.
337 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
338 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
339 DDR_NUM_DIST_VECTS): New.
340 * tree-loop-linear.c (gather_interchange_stats): Test for the
341 existence of distance vectors only after having checked that there
342 is a dependence. Iterate over all distance vectors of the ddr.
343 (linear_transform_loops): Use dump_data_dependence_relation.
344 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
345 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
346 distance vectors of the ddr.
348 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
350 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
351 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
352 IS_INTHANDLER; all callers changed.
353 (n_regs_saved_by_prologue): Take interrupt handler attributes into
355 (do_link, do_unlink): New argument ALL; all callers changed.
356 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
357 If function isn't leaf, save and restore all registers.
358 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
361 2005-11-05 Jan Hubicka <jh@suse.cz>
363 PR rtl-optimization/23490
364 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
365 max-flow-memory-location): Document.
366 * flow.c: Include params.h
367 (MAX_MEM_SET_LIST_LEN): Kill.
368 (add_to_mem_set_list): Use new param.
369 * cse.c (cse_basic_block): Replace 1000 by new param.
370 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
371 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
372 * predict.c (predict_loops): Use new param.
373 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
375 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
376 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
377 Do not hold memory returned by cgraph_node_name across other call.
379 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
382 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
385 2005-11-04 Jeff Law <law@redhat.com>
388 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
389 * tree-ssa-dom.c: Include params.h.
390 (thread_across_edge): If there are too many statements in the
391 target block, then do not thread through it.
392 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
393 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
395 2005-11-03 Diego Novillo <dnovillo@redhat.com>
398 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
399 TODO_update_ssa instead of TODO_update_ssa_no_phi.
401 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
404 * tree-scalar-evolution.c (instantiate_parameters_1,
405 instantiate_parameters, resolve_mixers): Compute the size of an
406 expression to be instantiated and give up the instantiation if the
407 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
409 2005-11-04 Richard Guenther <rguenther@suse.de>
411 * tree-flow.h (ref_contains_indirect_ref): Rename to
412 array_ref_contains_indirect_ref.
413 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
414 (array_ref_contains_indirect_ref): Make comment match the code
416 (ref_contains_array_ref): Likewise.
417 * tree-ssa-structalias.c (find_func_aliases): Remove call to
418 ref_contains_indirect_ref.
419 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
420 Rename calls to ref_contains_indirect_ref.
422 2005-11-04 Paul Brook <paul@codesourcery.com>
424 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
425 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
426 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
427 * config/arm/arm.md: Use match_operand in peephole input templates
428 and match_dup in peephole output templates.
430 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
432 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
435 2005-11-04 Mark Mitchell <mark@codesourcery.com>
436 Daniel Jacobowitz <dan@codesourcery.com>
438 * longlong.h (add_ssaaaa): Clobber condition code register
440 (sub_ddmmss): Likewise.
441 (umul_ppmm): Likewise.
443 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
444 Paul Brook <paul@codesourcery.com>
445 Phil Blundell <pb@reciva.com>
447 * configure.ac: Add test for ARM TLS support.
448 * configure: Regenerated.
449 * config/arm/arm-protos.h (legitimize_tls_address)
450 (arm_tls_referenced_p, tls_mentioned_p)
451 (arm_output_addr_const_extra): New prototypes.
452 (thumb_legitimize_pic_address): Delete.
453 * config/arm/arm.c: Include "gt-arm.h".
454 (enum tls_reloc): New.
455 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
456 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
457 (arm_call_tls_get_addr, legitimize_tls_address)
458 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
459 (arm_init_tls_builtins, arm_emit_tls_decoration)
460 (arm_output_addr_const_extra): New functions.
461 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
462 (TARGET_HAVE_TLS): Define.
463 (target_thread_pointer): New.
464 (arm_override_options): Handle -mtp=.
465 (legitimize_pic_address): Ignore UNSPECs.
466 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
468 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
469 (tls_get_addr_libfunc): New variable.
470 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
471 (arm_init_builtins): Call arm_init_tls_builtins.
472 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
473 (arm_encode_section_info): Call default_encode_section_info.
474 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
475 (enum arm_tp_type): New.
476 (target_thread_pointer): Add declaration.
477 (LEGITIMATE_CONSTANT_P): Handle TLS.
478 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
479 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
480 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
481 * config/arm/arm.md: Add UNSPEC_TLS.
483 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
485 (tls_load_dot_plus_eight): New insn and a peephole to create it.
486 (load_tp_hard, load_tp_soft): New insns.
487 * arm.opt: Add -mtp=.
488 * doc/invoke.texi (ARM Options): Document -mtp.
490 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
492 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
493 * config/arm/libunwind.S: Include "lib1funcs.asm".
494 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
495 (LIB2ADDEH): Add libunwind.S.
496 (LIB2ADDEHDEP): Add lib1funcs.asm.
497 * mklibgcc.in: Handle asm files in libgcc_eh.a.
499 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
502 * gcc/c.opt: Add a -lang-fortran option.
503 * gcc/c-opts.c: Add a lang_fortran flag.
504 (c_common_init_options): Handling the -lang-fortran option.
505 (c_common_handle_option): Add a case for Fortran options in
506 preprocessing. Remove cases for -ffixed-form and
507 -ffixed-line-length. Add a case for -lang-fortran.
509 2005-11-03 David Edelsohn <edelsohn@gnu.org>
511 * config/rs6000/rs6000.c: Include params.h
512 (optimization_options): Set max-grow-copy-bb-insns default to 16.
513 (bdesc_2arg): Delete vpkuhss and vpkuwss.
514 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
515 (UNSPEC_VPKUWSS): Delete.
516 (altivec_vpkuhss): Delete.
517 (altivec_vpkuwss): Delete.
518 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
520 (neg_eq0<mode>): Remove final condition.
521 (neg_eq<mode>): Remove condition and split-condition.
523 2005-11-04 Alan Modra <amodra@bigpond.net.au>
525 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
526 Use associated print macros.
528 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
531 * diagnostic.c (diagnostic_set_info_translated): New function.
532 (diagnostic_set_info): Use it. Add comment.
533 * diagnostic.h (diagnostic_set_info_translated): Declare.
535 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
537 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
538 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
539 reference only if 'public' is true.
540 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
541 emit the .hidden directive only if the indirect reference is public.
542 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
543 Pass it to dw2_force_const_mem.
544 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
545 * dwarf2out.c (output_cfi): Adjust calls to above function.
546 (output_call_frame_info): Likewise.
547 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
548 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
550 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
552 PR tree-optimization/24483
553 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
554 field to elts if possible.
556 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
559 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
562 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
564 Fix PR tree-optimization/24351
566 * tree-ssa-structalias.c (struct variable_info): Add
568 (get_varinfo_fc): New function to follow collapsing.
569 (new_var_info): Set collapsed_to to NULL.
570 (dump_constraint): Follow collapsing.
571 (build_constraint_graph): Handle collapsing.
572 (do_simple_structure_copy): Return false if something bad
574 (collapse_rest_of_var): New function.
575 (do_structure_copy): Collapse if do_simple_structure_copy returns
578 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
581 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
582 expressions to a statement list instead of gimplifying them.
584 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
586 PR rtl-optimization/23585
587 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
588 that can't trap plus a constant integer, if the mode has zero size.
590 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
593 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
595 ("*insv<mode>_reg_extimm"): Likewise.
597 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
600 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
601 c_common_type_for_mode returns an unnamed type.
603 2005-11-02 Richard Henderson <rth@redhat.com>
607 * dwarf2out.c (dwarf2out_reg_save_reg): New.
608 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
609 * function.c (assign_parms): Use calls.internal_arg_pointer.
610 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
612 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
613 (TARGET_CALLS): Add it.
614 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
615 * targhooks.c (default_internal_arg_pointer): New.
616 * targhooks.h (default_internal_arg_pointer): Declare.
617 * tree.h (dwarf2out_reg_save_reg): Declare.
618 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
619 * config/i386/i386.c (dbx_register_map): Add return column.
620 (dbx64_register_map, svr4_dbx_register_map): Likewise.
621 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
622 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
623 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
624 (ix86_save_reg): Save force_align_arg_pointer.
625 (ix86_emit_save_regs): Make regno unsigned.
626 (ix86_emit_save_regs_using_mov): Likewise.
627 (ix86_expand_prologue): Handle force_align_arg_pointer.
628 (ix86_expand_epilogue): Likewise.
629 * config/i386/i386.h: (dbx_register_map): Update.
630 (dbx64_register_map, svr4_dbx_register_map): Update.
631 (struct machine_function): Add force_align_arg_pointer.
632 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
633 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
634 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
636 2005-11-02 Jan Hubicka <jh@suse.cz>
639 * i386.md: Add peep2 for simplyfing array accesses.
641 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
644 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
645 * config/s390/s390.c (s390_decompose_shift_count): New function.
646 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
647 (print_shift_count_operand): Use s390_decompose_shift_count.
648 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
649 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
651 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
654 * loop.c (loop_givs_rescan): Use force_operand to expand
657 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
660 * fold-const.c (build_range_check): Use unsigned when signed
661 overflow is undefined also. If etype is subtype, make sure that
662 the subtraction is in the supertype.
664 2005-11-02 Richard Henderson <rth@redhat.com>
667 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
670 2005-11-01 Richard Henderson <rth@redhat.com>
673 * loop.c (scan_loop): Do not propagate computations to a hard
674 register destination with SMALL_REGISTER_CLASSES.
676 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
678 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
679 costs for MULT inside PLUS or MINUS.
681 2005-11-01 Bob Wilson <bob.wilson@acm.org>
683 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
684 (TRAMPOLINE_SIZE): Round up to 60.
685 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
687 2005-10-31 James E. Wilson <wilson@specifix.com>
690 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
691 ifdef. Put ifdefs around call in gen_subprogram_die.
692 (compute_frame_pointer_to_cfa_displacement): Likewise.
693 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
696 PR rtl-optimization/17356
697 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
698 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
700 2005-10-31 Jan Hubicka <jh@suse.cz>
703 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
706 * i386.c (legitimize_pic_address): Deal with large immediates.
709 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
710 from symbol names while computing checkup.
713 * predict.c (predict_loops): Do not estimate more than
714 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
715 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
717 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
719 PR tree-optimization/19097
720 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
722 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
724 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
726 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
729 * tree-inline.c (setup_one_parameter): If the init_stmt
730 is NULL, don't insert the statement.
732 2005-10-30 Jan Hubicka <jh@suse.cz>
734 PR tree-optimization/24172
735 * tree-inline.c (copy_body_r): Unshare the substituted value first.
737 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
739 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
740 constants for hosts with long != 32 bits.
742 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
745 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
747 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
749 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
750 (TARGET_MS1_16_002): New.
751 (TARGET_MS1_16_003): New.
753 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
754 ("*decrement_and_branch_until_zero_no_clobber"): New.
755 Add corresponding splitter for decrement_and_branch_until_zero
757 Key all decrement_and_branch_until_zero patterns off of
760 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
763 * tree-complex.c (extract_component): Treat RESULT_DECL
764 like the rest of the decls.
766 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
768 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
769 indirect call to _mcount if the function needs a static chain.
771 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
772 Caroline Tice <ctice@apple.com>
774 PR rtl-optimization/24460
775 * dwarf2out.c (have_switched_text_sections): New boolean variable.
776 (dwarf2out_switch_text_section): Set it to true instead of
777 incrementing separate_line_info_table_in_use.
778 (output_loc_list): Additionally test have_switched_text_sections.
779 (output_ranges): Likewise.
780 (dwarf2out_finish): Likewise.
781 * varasm.c (assemble_start_function): Do not call
782 insert_section_boundary_note.
783 (assemble_end_function): If flag_reorder_blocks_and_partition,
784 switch to the function's section before emitting the .size directive.
785 * bb-reorder.c (insert_section_boundary_note): Staticify.
786 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
787 * output.h (insert_section_boundary_note): Delete.
789 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
792 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
793 instead of pointer equality when comparing types.
795 2005-10-24 James E. Wilson <wilson@specifix.com>
797 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
798 add_dependence_list_and_free calls.
800 2005-10-24 Steven Bosscher <stevenb@suse.de>
802 * contrib.texi: Add the names of the LLNL folks who donated
803 Cray pointer support for gfortran.
805 2005-10-24 Steven Bosscher <stevenb@suse.de>
807 PR tree-optimization/24225
808 * profile.c (branch_prob): Look from end to start through a
809 basic block when looking for a locus.
811 2005-10-24 Richard Henderson <rth@redhat.com>
813 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
815 (hppa_expand_prologue): Likewise.
817 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
819 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
820 (NO_DEFERRED_PROFILE_COUNTERS): Define.
821 * pa.h (NO_PROFILE_COUNTERS): Define.
822 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
823 (funcdef_nos): New vector to hold label numbers of deferred profile
825 (output_deferred_profile_counters): New function.
826 (hppa_profile_hook): Push label number onto funcdef_nos.
827 (pa_hpux_file_end): Call output_deferred_profile_counters if
828 NO_DEFERRED_PROFILE_COUNTERS is false.
830 * pa-protos.h (get_deferred_plabel): New prototype.
831 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
833 (output_call): Adjust calls.
835 2005-10-24 Alan Modra <amodra@bigpond.net.au>
837 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
838 peculiarity of GOT/TOC section usage.
840 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
843 * c-common.c (constant_string_class_name): Add documentation.
845 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
848 * recog.c (peephole2_optimize): Increment peep2_current_count
849 only when the slot is empty.
851 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
854 * except.c (output_function_exception_table): Call
855 assemble_external_libcall if we need a personality function.
857 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
859 PR rtl-optimization/24460
860 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
861 set the basic block for barriers.
863 2005-10-21 Janis Johnson <janis187@us.ibm.com>
865 * var-tracking.c (vt_initialize): Initialize post.
867 2005-10-21 Devang Patel <dpatel@apple.com>
870 * c-common.c (vector_types_convertible_p): Check vector element type.
872 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
874 * config/sh/sh.c (prepare_move_operands): Handle the address
875 constant which is a tls symbolic address plus a constant.
877 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
880 * gcc.c (main): Use the correct counter for erroring out
881 about mulitple files.
883 2005-10-21 Alan Modra <amodra@bigpond.net.au>
886 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
887 use r2 for 64-bit tls .got access.
889 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
891 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
894 2005-10-20 Steven Bosscher <stevenb@suse.de>
896 PR tree-optimization/24307
897 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
899 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
902 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
904 * varasm.c (find_decl_and_mark_needed): After cgraph global info
905 is ready, stop marking functions, but still mark variables.
907 2005-10-20 Richard Guenther <rguenther@suse.de>
910 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
913 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
915 PR rtl-optimization/23585
916 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
917 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
918 (may_trap_p_1): New predicate extracted from...
919 (may_trap_p): ... here. Invoke may_trap_p_1.
920 (may_trap_or_fault_p): New predicate.
921 * rtl.h (may_trap_or_fault_p): Declare it.
922 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
923 instead of may_trap_p.
924 (steal_delay_list_from_fallthrough): Likewise.
925 (fill_simple_delay_slots): Likewise.
926 (fill_slots_from_thread): Likewise.
927 * function.c (pad_to_arg_alignment): Rework comment about
928 SPARC_STACK_BOUNDARY_HACK.
929 * config/sparc/sparc.h: Likewise.
931 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
933 * config/s390/s390.c (s390_expand_insv): New.
934 * config/s390/s390-protos.h (s390_expand_insv): Declare.
935 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
936 ("icm_hi"): Remove mode attribute.
937 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
939 ("*extracthi", "*extractqi"): Remove.
940 (extv<mode>", "*extzv<mode>"): New.
941 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
942 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
944 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
946 * cfgexpand.c (discover_nonconstant_array_refs_r,
947 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
948 (tree_expand_cfg): Call discover_nonconstant_array_refs.
949 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
950 discover_nonconstant_array_refs.
952 2005-10-19 Steven Bosscher <stevenb@suse.de>
955 * c-decl.c (pop_scope): Don't warn about an unused variable
956 if it is marked with TREE_NO_WARNING.
957 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
958 somenow mismatch and olddecl is to be replaced.
960 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
963 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
964 whether registers live on the edge can be saved/restored.
966 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
968 * config/sh/sh.c (fixup_mova): Skip notes.
970 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
972 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
973 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
974 (s390_can_eliminate): Handle BASE_REGNUM elimination.
975 (s390_initial_elimination_offset): Likewise.
976 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
977 register on TARGET_ZARCH targets.
978 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
979 (INITIAL_FRAME_POINTER_OFFSET): Remove.
980 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
981 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
983 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
985 * config/s390/s390.md: Comment describing output modifiers updated.
986 * config/s390/s390.c (print_operand): Likewise.
988 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
990 * config/s390/s390.c (override_options): Added check for -mstack-size
992 * doc/invoke.texi: Mention that limit in the documenation.
994 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
997 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
999 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1001 Fix PR tree-optimization/24231
1003 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1004 (compute_avail): Ditto.
1006 2005-10-18 Richard Henderson <rth@redhat.com>
1009 * config/i386/i386.c (legitimate_constant_p): Check
1010 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1012 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1013 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1014 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1016 (print_operand_address): Likewise.
1017 * config/i386/predicates.md (x86_64_immediate_operand): Test
1018 SYMBOL_REF_TLS_MODEL properly inside CONST.
1019 (x86_64_zext_immediate_operand): Likewise.
1020 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1021 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1022 * config/i386/i386-protos.h: Remove predicates.md entries.
1024 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1026 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1027 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1029 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1030 Ian Lance Taylor <ian@airs.com>
1033 * fold-const.c (fold_widened_comparison): Do not allow range based
1034 constant folding when right operand cannot be unwidened.
1036 2005-10-17 Richard Henderson <rth@redhat.com>
1038 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1039 with a memory clobber.
1041 2005-10-17 James E Wilson <wilson@specifix.com>
1043 PR rtl-optimization/17356
1044 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1045 checking for EDGE_EH.
1047 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1049 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1050 the slot on an even boundary for any type with 16-byte alignment.
1052 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1055 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1056 after register allocation.
1058 2005-10-17 DJ Delorie <dj@redhat.com>
1060 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1063 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1066 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1069 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1071 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1072 to 2 if it's already non-zero.
1073 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1074 is set and warn about it if flag_schedule_insns is 1.
1076 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1078 * config/crx/crx.md: Compare-and-branch instructions need to
1081 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1084 * config/i386/i386.md (*pushdi2_rex64 splitter)
1085 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1086 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1087 flow2 pass only when (optimize > 0 && flag_peephole2).
1089 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1092 * gcc.c (have_c): New static variable.
1094 (process_command): Remove declation of have_c.
1095 Set have_o to 1 when handling -o.
1096 (main): Add a fatel error if there are multiple
1097 files specified and -o and -c/-S is passed witout
1098 -combine or multiple languages.
1100 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1102 Fix PR tree-optimization/22444
1103 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1104 Assert that we don't hit something with subvars.
1105 (setup_pointers_and_addressables): Don't add things with subvars,
1106 because we'll already process the subvars for aliasing purposes.
1108 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1111 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1112 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1113 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1114 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1115 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1116 swapped, alternatives for the R constraint.
1119 * builtins.c (get_builtin_sync_mode): Make unlimited
1120 mode_for_size request.
1122 2005-10-15 Richard Henderson <rth@redhat.com>
1124 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1125 (gimplify_expr): ... here.
1126 (gimplify_compound_lval): Use it in initial scan loop. Allow
1127 fb_lvalue in base expression.
1129 2005-10-15 Richard Henderson <rth@redhat.com>
1132 * builtins.c (expand_builtin_trap): Export.
1133 * expr.h (expand_builtin_trap): Declare.
1134 * expr.c (expand_assignment): Emit a trap for integral offsets
1135 from registers that weren't reduced to bitpos.
1137 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1138 (mark_array_ref_addressable): Remove.
1139 * tree-flow.h (mark_array_ref_addressable): Remove.
1140 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1142 2005-10-15 James E Wilson <wilson@specifix.com>
1145 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1146 (add_dependence_list_and_free): Likewise.
1147 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1150 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1154 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1155 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1157 (vrp_visit_phi_node): Only prevent infinite iterations when
1158 the previous result and the new result are both VR_RANGEs.
1160 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1162 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1165 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1168 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1171 2005-10-14 Per Bothner <per@bothner.com>
1173 PR preprocessor/21250
1174 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1176 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1179 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1180 overflow flags. Refactor some conditionals.
1182 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1185 * tree-dfa.c (add_referenced_var): Only look at decls which
1186 have TREE_CONSTANT or TREE_READONLY set instead of if
1187 !TREE_PUBLIC or !TREE_CONSTANT.
1189 2005-10-13 James E Wilson <wilson@specifix.com>
1191 * doc/invoke.texi: For -x, add f95-cpp-input.
1192 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1194 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1196 PR tree-optimization/24262
1197 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1198 in loop all the time.
1200 2005-10-12 Richard Henderson <rth@redhat.com>
1203 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1204 * function.c (assign_parm_find_data_types): Don't support it.
1205 * print-tree.c (print_node): Likewise.
1206 * c-common.c (handle_transparent_union_attribute): Likewise.
1207 Use build_duplicate_type.
1208 * tree-inline.c (remap_type_1): Split out of remap_type;
1209 properly remap aggregate fields.
1210 (build_duplicate_type): New.
1211 * doc/extend.texi (Variable Attributes): Remove documentation
1212 for transparent_union.
1214 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1217 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1218 (gen_stack_pointer_dec): Likewise.
1220 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1224 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1226 (struct cxx): Add adjust_class_at_definition target hook.
1227 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1228 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1229 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1230 hook_void_tree. Add to TARGET_CXX.
1231 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1233 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1234 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1235 instead of attribute. Check for dllexport override. Warn if
1236 inconsistent dll linkage. Don't lose old dllimport if decl has
1237 had address referenced. Tweak lookup of dllimport atribute.
1238 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1239 for target specific rules. Don't add dllimport attribute if
1240 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1241 dllimport attribute.
1242 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1243 * varasm.c (initializer_constant_valid_p): Replace
1244 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1248 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1249 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1250 (i[34567]86-*-mingw32*): Likewise.
1252 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1253 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1255 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1256 C++-specific code. Change return value to bool.
1257 (i386_pe_dllimport_p): Likewise.
1258 (associated_type): Simplify and make language-independent
1259 (i386_pe_encode_section_info): Replace override of ambiguous
1260 dllimport symbol refs with a gcc_assert.
1261 (i386_pe_valid_dllimport_attribute_p): Define.
1262 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1263 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1264 i386_pe_adjust_class_at_definition.
1265 * config/i386/winnt-stubs.c: New file. Define stub versions of
1266 lang-specific functions.
1267 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1268 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1269 i386_pe_adjust_class_at_definition.
1270 (i386_pe_valid_dllimport_attribute_p): Declare.
1271 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1272 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1273 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1276 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1277 dllimport attribute with test of DECL_DLLIMPORT_P.
1279 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1281 * combine.c (make_extraction): Correct offset computation.
1283 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1285 * config/cris/t-linux (LIMITS_H_TEST): Define.
1287 2005-10-12 Richard Henderson <rth@redhat.com>
1290 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1292 2005-10-12 Richard Guenther <rguenther@suse.de>
1294 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1296 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1299 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1300 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1303 2005-10-12 Richard Guenther <rguenther@suse.de>
1306 * varasm.c (output_constant): Correct typo from previous
1309 2005-10-11 Ian Lance Taylor <ian@airs.com>
1311 PR rtl-optimization/13931
1312 * combine.c: Revert patch of 2003-05-14, and:
1313 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1314 completely killed in the appropriate insn.
1315 (distribute_notes): Don't skip multiple hard register test for
1316 elim_i1 and elim_i2.
1318 2005-10-11 Richard Henderson <rth@redhat.com>
1321 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1322 to initialize a transparent union instead of a nop_expr.
1324 2005-10-11 Richard Henderson <rth@redhat.com>
1326 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1327 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1328 (tree_ssa_dce_loop): Call scev_reset.
1331 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1332 * tree-ssa-dce.c: Include cfgloop.h.
1333 (tree_ssa_dce_loop, pass_dce_loop): New.
1334 * tree-pass.h (pass_dce_loop): Declare it.
1335 * passes.c (init_optimization_passes): Use it.
1337 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1340 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1341 Only apply the optimization for rounding builtins if the inner
1342 cast is also an extension.
1344 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1347 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1348 mark_new_vars_to_rename instead of update_stmt.
1350 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1352 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1354 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1356 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1357 for setting MMX register to 0 rather than mmx.
1359 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1362 * configure.ac: Move gas check from mips specific case to common case.
1363 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1364 * configure: Regenerate
1365 * doc/install.texi: Update.
1367 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1370 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1372 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1374 * gcc.c (do_spec_1): Accept numeric characters in file name
1377 2005-10-10 Nick Clifton <nickc@redhat.com>
1379 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1380 describing the deleted arm_gen_rotated_half_load function.
1382 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1384 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1387 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1389 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1391 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1392 (EXTRA_MULTILIB_PARTS): Define.
1393 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1394 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1395 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1396 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1397 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1398 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1400 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1402 PR tree-optimization/24226
1403 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1404 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1405 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1408 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1410 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1412 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1415 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1416 Rewrite for no need for the early clobber.
1418 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1420 Merge from csl-arm-branch:
1421 2005-09-07 Paul Brook <paul@codesourcery.com>
1422 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1425 2005-04-30 Paul Brook <paul@codesourcery.com>
1426 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1427 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1429 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1430 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1431 (arm_override_options): Use TARGET_AAPCS_BASED.
1432 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1433 (PTRDIFF_TYPE): Use int for AAPCS.
1434 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1435 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1436 (DEFAULT_SHORT_ENUMS): Delete.
1437 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1439 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1440 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1441 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1442 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1444 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1445 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1447 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1448 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1450 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1451 * config.gcc (arm*-*-linux-gnueabi): Add it.
1452 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1454 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1455 * config/arm/linux-eabi.h: New file.
1456 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1457 (LINUX_TARET_LINK_SPEC): Likewise.
1458 (LINK_SPEC): Use it.
1459 * config/arm/t-linux-eabi: New file.
1461 2005-10-08 Steven Bosscher <stevenb@suse.de>
1464 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1466 (PARAM_SMS_DFA_HISTORY): Likewise.
1468 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1471 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1472 (load_register_parameters): Call it.
1473 (check_sibcall_argument_overlap_1): Likewise.
1474 (store_one_arg): Likewise.
1476 2005-10-07 James E. Wilson <wilson@specifix.com>
1478 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1479 DImode not VECINT24 for operand 2.
1482 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1486 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1487 fr_spill): Use destination_operand for operand 0.
1489 2005-10-07 DJ Delorie <dj@redhat.com>
1491 * varasm.c (output_constant): Limit error to expanding
1494 2005-10-07 Richard Guenther <rguenther@suse.de>
1497 * fold-const.c (fold_binary): Fix operand types during folding
1498 of X op (A, Y). Evaluation order of the side-effects of
1499 X and A are frontend-defined, so ensure we honour that even for
1500 tcc_comparison class operands; eased by removing duplicate code.
1502 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1504 * stor-layout.c (layout_type): Do not allow alignment of array
1505 elements to be greater than their size.
1507 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1509 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1511 (hppa*-*-linux*): Ditto.
1512 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1513 * config/host-hpux.c: New.
1514 * config/x-hpux: New.
1515 * config/pa/x-hpux: Remove.
1516 * config/pa/x-linux: Remove.
1517 * config/pa/pa-host.c: Remove.
1519 2005-10-07 Jeff Law <law@redhat.com>
1521 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1522 determine whether or not to try and thread outgoing edges.
1524 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1526 * config/rs6000/rs6000.md (eqsi_power): New.
1527 (neg_eq0si): Add TARGET_POWER to final condition.
1530 2005-10-06 Richard Henderson <rth@redhat.com>
1532 * config/rs6000/rs6000.c: Revert last change.
1534 2005-10-06 Richard Henderson <rth@redhat.com>
1536 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1537 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1539 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1543 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1544 out return_label and naked_return_label.
1546 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1548 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1551 2005-10-06 Richard Henderson <rth@redhat.com>
1554 * tree-inline.c (declare_return_variable): Handle modify_dest not
1557 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1559 Fix PR tree-optimization/22488
1560 * tree-ssa-structalias.c (check_for_overlaps): New function.
1561 (create_variable_info_for): Use it.
1563 2005-10-06 Richard Henderson <rth@redhat.com>
1566 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1567 (dwarf2out_start_source_file): Print it.
1569 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1571 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1573 2005-10-06 Richard Henderson <rth@redhat.com>
1576 * mode-switching.c (optimize_mode_switching): Clear transp bit
1577 for block with incomming abnormal edges.
1579 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1580 (fpscr_set_from_mem): Use them.
1581 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1582 (fpscr postinc splitters): Rewrite as peephole2+split.
1584 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1586 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1587 (eq<mode>_compare): Same.
1589 2005-10-06 Richard Guenther <rguenther@suse.de>
1591 PR tree-optimization/24238
1592 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1594 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1596 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1597 here. Use AC_PATH_PROG for environment variables instead of
1599 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1601 * configure: Regenerated.
1603 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1606 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1607 then force it into a register.
1608 (call_value): Likewise.
1610 2005-10-06 Richard Henderson <rth@redhat.com>
1613 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1614 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1615 under pass_vectorize.
1617 2005-10-05 Devang Patel <dpatel@apple.com>
1620 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1621 handling constants. Check NAMESPACE_DECL context for constants.
1623 2005-10-05 Eric Christopher <echristo@apple.com>
1625 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1627 2005-10-05 Richard Henderson <rth@redhat.com>
1630 * tree-cfg.c (mark_array_ref_addressable_1): New.
1631 (mark_array_ref_addressable): New.
1632 * tree-flow.h (mark_array_ref_addressable): Declare.
1633 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1635 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1639 * reload.c (subst_reloads): When adding a REG_LABEL to a
1640 jump instruction, also update JUMP_LABEL.
1642 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1644 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1645 * bb-reorder.c (copy_bb_p): Use it.
1646 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1648 2005-10-05 Richard Henderson <rth@redhat.com>
1651 * toplev.c (process_options): Warn about unsupported combinations
1652 of unwind tables and omit-frame-pointer.
1653 * config/i386/i386.c (override_options): Similarly. Enable
1654 accumulate-outgoing-args if not explicitly disabled.
1656 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1658 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1659 Handle big endian vs. small endian.
1660 (vec_initv2sf): Handle big endian vs. small endian.
1661 (*vec_extractv2sf_1): Ditto.
1663 2005-10-05 Dale Johannesen <dalej@apple.com>
1665 * convert.c (convert_to_real): Don't convert
1666 (float)floor(double d) to floorf((float)d).
1668 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1670 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1672 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1674 PR tree-optimization/18587
1675 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1676 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1677 build_vuses): Change to VEC type.
1678 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1679 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1680 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1681 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1682 (get_name_decl): New. Return DECL_UID of base variable.
1683 (operand_build_cmp): New. qsort comparison routine.
1684 (operand_build_sort_virtual): New. Sort virtual build vector.
1685 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1686 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1687 (FINALIZE_BASE): Use get_name_decl.
1688 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1689 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1690 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1691 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1692 direct VEC_* manipulations.
1693 (build_ssa_operands): Call operand_build_sort_virtual.
1694 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1695 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1696 with direct VEC_* manipulations.
1697 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1698 with direct VEC manipulations.
1700 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1702 PR tree-optimization/21419
1703 PR tree-optimization/24146
1704 PR tree-optimization/24151
1706 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1707 (build_asm_expr): Call it if outputs are read-only.
1708 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1710 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1711 Paolo Bonzini <bonzini@gnu.org>
1715 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1716 enable the instructions and not just the built-ins.
1717 * doc/invoke.texi (x86 Options): Likewise.
1719 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1721 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1723 * doc/invoke.texi (Option Summary): Correct spelling
1724 of -mmacosx-version-min.
1726 2005-10-04 Devang Patel <dpatel@apple.com>
1728 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1731 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1733 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1734 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1736 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1738 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1739 ("TE","tg"): New mode attributes.
1740 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1741 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1742 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1743 dword_mode and one for GPRmode.
1745 2005-10-04 Ian Lance Taylor <ian@airs.com>
1747 PR preprocessor/13726
1748 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1749 any comments passed in.
1751 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1753 * tree.c (annotate_with_file_line): Fix typo.
1755 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1758 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1759 type used to access data in the inlined length == 1 case, use
1760 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1761 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1763 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1765 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1766 TARGET_SSE3 and only for TARGET_80387.
1767 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1768 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1769 Do not depend on TARGET_80387.
1771 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1773 * tree.c (last_annotated_node): Change type to location_t*.
1774 (annotate_with_file_line): Reflect the change of
1775 last_annotated_node type.
1777 2005-10-04 Richard Guenther <rguenther@suse.de>
1780 * c-decl.c (grokdeclarator): Don't write to fields
1783 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1786 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1788 * varasm.c (make_decl_rtl): If a register variable does not
1789 have a set user assmbler name, error out.
1790 Decode the asmspec is now name+1 bypassing '*'.
1792 2005-10-04 Steven Bosscher <stevenb@suse.de>
1794 PR tree-optimization/23049
1795 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1796 of a COND_EXPR is folded before calling fold on the whole rhs of a
1797 conditional assignment.
1798 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1799 document that a COND_EXPR may appear there.
1801 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1804 * tree-vrp.c (extract_range_from_assert): If the new numeric
1805 range created out of the assertion contradicts the existing
1806 numeric range of the ASSERT_EXPR variable, make the new range
1809 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1811 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1812 from T_REGS to FP register class.
1814 2005-10-03 Richard Henderson <rth@redhat.com>
1817 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1818 before creating a new one.
1820 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1822 * config/rs6000/t-aix43 (LDFLAGS): New.
1823 * config/rs6000/t-aix52 (LDFLAGS): New.
1825 2005-10-03 Ian Lance Taylor <ian@airs.com>
1827 * gimplify.c (find_single_pointer_decl_1): New static function.
1828 (find_single_pointer_decl): New static function.
1829 (internal_get_tmp_var): For a formal variable, set restrict base
1830 information if appropriate.
1831 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1833 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1834 (DECL_GET_RESTRICT_BASE): Define.
1835 (SET_DECL_RESTRICT_BASE): Define.
1836 (decl_restrict_base_lookup): Declare.
1837 (decl_restrict_base_insert): Declare.
1838 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1839 * tree.c (restrict_base_for_decl): New static variable.
1840 (init_ttree): Initialize restrict_base_for_decl.
1841 (copy_node_stat): Copy restrict base information.
1842 (decl_restrict_base_lookup): New function.
1843 (decl_restrict_base_insert): New function.
1844 (print_restrict_base_statistics): New static function.
1845 (dump_tree_statistics): Call print_restrict_base_statistics.
1847 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1850 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1851 case of anti-ranges.
1853 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1856 * c-typeck.c (tagged_tu_seen): Rename to ...
1857 (tagged_tu_seen_cache): this and add val field.
1858 (comptypes): Move functional to comptypes_internal
1859 and free tagged_tu_seen.
1860 (comptypes_internal): New function and call comptypes_internal
1861 instead of comptypes. Speed up by sibcalling
1862 tagged_types_tu_compatible_p.
1863 (alloc_tagged_tu_seen): New function
1864 (free_all_tagged_tu_seen_up_to): New function.
1865 (tagged_types_tu_compatible_p): Return the val of the seen two
1867 Add that the two types are the same to tagged_tu_seen_base
1868 if they are and call comptypes_internal instead of comptypes.
1869 <case UNION_TYPE>: Speed up common type where the fields are
1871 (function_types_compatible_p): Call comptypes_internal instead of
1873 (type_lists_compatible_p): Likewise.
1874 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1876 2005-10-02 Matthias Klose <doko@debian.org>
1878 * doc/invoke.texi: Fix typo and speling error.
1880 2005-10-01 Richard Henderson <rth@redhat.com>
1882 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1884 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1886 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1887 using --start-group and --end-group.
1889 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1891 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1892 FIXME note regarding quirky semantics.
1894 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1897 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1898 non-null range as a last resort.
1900 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1901 Diego Novillo <dnovillo@redhat.com>
1904 * tree-vrp.c (extract_range_from_assert): For !=
1905 assertions, only build an anti-range if LIMIT is a
1906 single-valued range.
1908 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1910 * arm.md (movqi): On thumb when optimizing, handle loading from
1911 memory by describing this as taking a subreg of a zero-extended load
1912 into an SImode register.
1915 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1917 * reload1.c (merge_assigned_reloads): Do not change any
1918 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1920 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1922 * Makefile.in (LIPO_FOR_TARGET): Define.
1923 (STRIP_FOR_TARGET): Define.
1925 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1926 before creating new ones. Do symlinks before creating the actual
1929 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1930 to work out which multilibs are actually being built.
1932 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1934 * tree-vect-transform.c, config/ms1/ms1.md,
1935 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1936 Follow spelling conventions.
1937 * doc/invoke.texi, doc/md.texi: Fix typos.
1939 2005-09-30 Andrew Macleod <amacleod@redat.com>
1941 PR tree-optimization/21430
1942 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1943 use operands, and set stmt pointer if need be.
1944 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1945 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1948 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1951 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1953 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1955 * optabs.c (expand_binop): Initialize first_pass_p.
1957 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1960 * c-decl.c (c_write_global_declarations_1): If any
1961 wrapup_global_declaration_2 call returned true, restart the loop.
1963 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1965 Fix PR tree-optimization/24117
1966 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1967 before considering whether to use anyoffset.
1969 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1973 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1975 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1977 (swap_commutative_operands_with_target): New.
1979 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1982 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1985 2005-09-29 Steven Bosscher <stevenb@suse.de>
1987 PR tree-optimization/23911
1988 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1989 and IMAGPART_EXPR too.
1991 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1994 * expmed.c (expand_shift): Move logic to reverse rotation
1995 direction when rotating by constants ...
1996 * optabs.c (expand_binop): ... here.
1997 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1998 (ix86_rotrdi3): New pattern.
1999 (rotldi3): Handle 32-bit mode.
2000 (ix86_rotldi3): New pattern.
2002 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2005 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2006 check for numbers that need no bit twiddle.
2008 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2010 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2011 multilib to be built.
2013 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2014 (stage1-start): Delete old libgcc and libunwind before moving
2015 anything into the stage directory.
2016 (stage2-start): Likewise.
2017 (stage3-start): Likewise.
2018 (stage4-start): Likewise.
2019 (stageprofile-start): Likewise.
2020 (stagefeedback-start): Likewise.
2021 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2022 header in tm_file and CPU-specific t-darwin in tmake_file.
2023 (i[34567]86-*-darwin*): Don't change tm_file.
2024 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2025 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2026 shared library stub for target OS version.
2027 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2028 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2029 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2030 (libgcc_s.%.dylib): New.
2032 (install-darwin-libgcc-stubs): New.
2033 (INSTALL_LIBGCC): New append.
2034 * config/i386/darwin-libgcc.10.4.ver: New.
2035 * config/i386/darwin-libgcc.10.5.ver: New.
2036 * config/i386/t-darwin: New.
2037 * config/rs6000/darwin-libgcc.10.4.ver: New.
2038 * config/rs6000/darwin-libgcc.10.5.ver: New.
2039 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2040 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2042 2005-09-28 Paul Brook <paul@codesourcery.com>
2044 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2047 2005-09-28 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/23853
2050 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2051 host_integerp to verify misalignment value.
2053 2005-09-28 Richard Henderson <rth@redhat.com>
2055 * builtins.c (get_builtin_sync_mode): New.
2056 (expand_builtin_sync_operation): Pass in mode argument.
2057 (expand_builtin_compare_and_swap): Likewise.
2058 (expand_builtin_lock_test_and_set): Likewise.
2059 (expand_builtin_lock_release): Likewise.
2060 (expand_builtin): Update to match.
2062 2005-09-28 Nick Clifton <nickc@redhat.com>
2064 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2065 formatting. Add check to PLUS case to ensure that the offset is
2066 within an acceptable range.
2068 * config/v850/v850.md (casesi): Disable the generation of the
2069 switch pattern as it is not being handled properly at the moment.
2071 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2072 for when the high words are identical.
2074 2005-09-27 Richard Henderson <rth@redhat.com>
2076 * pretty-print.c (pp_base_format): Fix typo for %>.
2078 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2079 Devang Patel <dpatel@apple.com>
2081 PR tree-optimization/23625
2082 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2083 LABEL_EXPR, assertion check.
2085 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2087 * optabs.c (no_conflict_move_test): Check if a result of a
2088 to-be-moved insn would be clobbered by an originally
2091 2005-09-27 Jeff Law <law@redhat.com>
2093 * passes.c (init_optimization_passes): Replace copy propagation
2094 passes immediately after DOM with phi-only copy propagation
2095 pases. Add phi-only copy propagation pass after first DOM pass.
2096 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2097 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2098 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2099 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2100 to init_copy_prop. Callers updated.
2101 (do_phi_only_copy_prop): New function.
2102 (pass_phi_only_copy_prop): New pass descriptor.
2104 2005-09-27 Nick Clifton <nickc@redhat.com>
2106 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2108 2005-09-26 Jason Merrill <jason@redhat.com>
2111 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2113 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2115 2005-09-26 James E Wilson <wilson@specifix.com>
2117 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2118 copyright. Add gcc copyright plus libgcc exception.
2119 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2121 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2123 2005-09-26 Jeff Law <law@redhat.com>
2125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2126 about when to iterate.
2128 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2131 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2132 for __complex__ double in -mcpu=G5 mode.
2134 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2136 PR tree-optimization/23942
2137 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2138 * tree-scalar-evolution.c: Include params.h.
2140 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2141 follow_ssa_edge_in_condition_phi_branch,
2142 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2143 Change return type to t_bool. Use a parameter to limit the size of
2144 trees that are walked before stopping
2145 (analyze_evolution_in_loop): Initialize the limit to 0.
2146 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2147 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2149 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2152 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2153 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2155 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2157 * combine.c (make_extraction): Check for valid use of subreg.
2159 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2162 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2163 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2164 ("fist<mode>2_with_temp"): Use only register operands.
2166 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2168 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2169 CALL_INSN_FUNCTION_USAGE.
2171 2005-09-26 Richard Guenther <rguenther@suse.de>
2174 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2175 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2176 (ldst_entry): Use the hashtable instead of list-walking.
2177 (find_rtx_in_ldst): Likewise.
2178 (free_ldst_entry): Free the hashtable.
2179 (compute_ld_motion_mems): Create the hashtable.
2180 (trim_ld_motion_mems): Remove entry from hashtable if
2181 removing it from list.
2182 (compute_store_table): Likewise^2.
2183 (store_motion): Free hashtable in case we did not see
2186 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2188 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2189 and arg1 if we are passing them to fold_build2.
2191 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2194 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2197 2005-09-25 Richard Henderson <rth@redhat.com>
2199 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2200 SYMBOL_REF_TLS_MODEL to be correct.
2202 2005-09-24 Richard Henderson <rth@redhat.com>
2204 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2205 end of function. Reindent.
2207 2005-09-24 Ian Lance Taylor <ian@airs.com>
2209 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2210 NEGATE_EXPR/BIT_NOT_EXPR case.
2212 2005-09-24 Richard Henderson <rth@redhat.com>
2214 * c-common.c (handle_mode_attribute): When not modifying in place,
2215 create subtypes for enumerations.
2216 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2217 * gimplify.c (create_tmp_from_val): Likewise.
2219 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2221 * config/i386/i386.md (*tls_global_dynamic_64,
2222 *tls_local_dynamic_base_64): Add missing mode to call.
2223 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2225 2005-09-24 Jan Hubicka <jh@suse.cz>
2227 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2228 (cgraph_clone_node): Likewise.
2229 * cgraph.h (cgraph_clone_edge): Update prototype.
2230 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2231 duplicated prototypes; add updating argument.
2232 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2233 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2235 (cgraph_mark_inline_edge): Likewise.
2236 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2237 (cgraph_flatten_node): Likewise.
2238 (cgraph_decide_recursive_inlining): Likewise.
2239 (cgraph_decide_inlining_of_small_function): Likewise.
2240 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2242 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2243 Pete Steinmetz <steinmtz@us.ibm.com>
2245 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2246 (rldic.): Set type to "compare".
2248 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2249 mfjmpr for MFCTR/MFLR.
2250 (movdf_hardfloat64): Same.
2251 (movdf_softfloat64): Same. Correct order of store and move types.
2252 (movti_string): Set type to store_ux/load_ux.
2253 (load_multiple): Set type to load_ux.
2254 (store_multiple): Set type to store_ux.
2255 (movmemsi): Set type to store_ux.
2256 (output_cbranch direct_return): Set type to jmpreg.
2257 (stmw): Set type to store_ux.
2258 (lmw): Set type to load_ux.
2259 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2260 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2261 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2262 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2263 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2264 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2265 (rios1-fpstore): Increase latency to 3.
2266 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2267 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2269 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2270 Andrew Pinski <pinskia@physics.uc.edu>
2272 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2273 operand2 constraint to "b".
2274 (sync_<fetchop_name>di_internal): Same.
2275 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2277 (sync_old_<fetchop_name>di_internal): Same.
2278 (sync_new_<fetchop_name>si_internal): Same.
2279 (sync_new_<fetchop_name>di_internal): Same.
2281 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2284 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2285 case, define as macros.
2287 PR rtl-optimization/23837
2288 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2289 clobber / clobber match between dest and p->first.
2291 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2292 (no_conflict_move_test): Update comments.
2294 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2296 * doc/install.texi: Update URL for Jacks.
2297 * doc/sourcebuild.texi: Likewise.
2299 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2302 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2303 registers when choosing register preferences.
2304 (movdf_hardfloat64): Same.
2306 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2308 * expmed.c (expand_shift): Don't use the target of the rotate as
2309 target for the first expanded shift insn.
2310 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2312 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2314 PR tree-optimization/22438
2315 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2316 preserved iv rhs rewriting specially.
2318 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2320 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2321 estimate_only is true.
2322 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2323 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2324 tree-ssa-structalias.c
2325 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2326 ref_contains_indirect_ref.
2327 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2329 2005-09-21 DJ Delorie <dj@redhat.com>
2331 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2333 (mn10300_return_in_memory): Support variable size types also.
2334 (mn10300_pass_by_reference): Likewise.
2335 (mn10300_function_value): New.
2336 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2337 (FUNCTION_OUTGOING_VALUE): Likewise.
2338 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2339 * doc/invoke.texi: Document it.
2341 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2344 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2345 force integer op1 into register for XFmode compares.
2347 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2350 * expmed.c (alg_code): Add alg_impossible.
2351 (alg_hash_entry): Add cost.
2352 (synth_mult): Record alg_impossible in the hash table if
2353 multiplication by a given integer is impossble within the
2354 limit. Speed up using alg_impossible.
2356 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2358 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2359 argument. Allow and set any offset if needs_anyoffset is passed
2361 (get_constraint_for): Add argument here too.
2363 (do_structure_copy): Pass NULL to get_constraint_for.
2364 (handle_ptr_arith): Ditto.
2365 (find_func_aliases): Ditto.
2367 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2369 PR rtl-optimization/23898
2370 * output.h (get_attr_min_length): Declare.
2371 * final.c (get_attr_length_1): New function, broken out of:
2373 (get_attr_min_length): New function.
2374 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2375 (duplicate_computed_gotos): Likewise.
2376 * genattr.c (insn_min_length): Generate declaration.
2377 * genattrtab.c (min_fn, min_attr_value): New functions.
2378 (make_length_attrs): Generate insn_min_length.
2380 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2382 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2384 2005-09-20 Richard Henderson <rth@redhat.com>
2386 PR tree-optimization/24059
2387 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2390 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2392 * c.opt (fextended-identifiers): New.
2393 * c-opts.c (c_common_handle_option): Handle
2394 -fextended-identifiers.
2395 * doc/cpp.texi: Update documentation of extended identifiers.
2396 * doc/cppopts.texi (-fextended-identifiers): Document.
2398 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2400 PR tree-optimization/23929
2401 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2404 PR tree-optimization/23818
2405 * tree-stdarg.c (execute_optimize_stdarg): Call
2406 calculate_dominance_info.
2408 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2410 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2411 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2412 (compute_overlap_steps_for_affine_1_2): Use
2413 get_number_of_iters_for_loop.
2414 (analyze_subscript_affine_affine): Check whether difference is
2416 Use get_number_of_iters_for_loop.
2417 Check whether overlap occurs outside of bounds.
2418 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2420 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2422 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2423 base register if possible.
2425 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2427 PR tree-optimization/18463
2428 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2429 converting it directly is not possible.
2430 (chrec_convert_aggressive): New function.
2431 * tree-chrec.h (chrec_convert_aggressive): Declare.
2432 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2433 Fold chrec conversions aggressively if asked to.
2434 (instantiate_parameters): Modified because of changes in
2435 instantiate_parameters_1.
2437 2005-09-19 Richard Henderson <rth@redhat.com>
2439 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2440 (reduc_splus_v2df): New.
2442 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2444 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2445 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2447 2005-09-19 Richard Henderson <rth@redhat.com>
2449 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2452 2005-09-19 Richard Henderson <rth@redhat.com>
2454 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2455 (ia64_expand_dot_prod_v8qi): New.
2456 * config/ia64/ia64-protos.h: Update.
2457 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2458 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2459 sdot_prodv8qi, sdot_prodv4hi): New.
2460 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2462 2005-09-19 Richard Henderson <rth@redhat.com>
2465 * real.c (exact_real_truncate): Return false if the format cannot
2466 represent the number as a normal.
2468 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2469 for a memory source.
2471 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2473 * tree-ssa-operands.c (swap_tree_operands): Export.
2474 * tree.h (swap_tree_operands): Declare.
2475 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2476 Call swap_tree_operands.
2478 2005-09-19 Richard Henderson <rth@redhat.com>
2480 * tree-flow.h (merge_alias_info): Declare.
2481 * tree-ssa-copy.c (merge_alias_info): Export.
2482 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2483 (vect_create_data_ref_ptr): Use create_iv directly.
2484 (vectorizable_load): Use correct types for integer constants.
2485 (vect_generate_tmps_on_preheader): Likewise.
2486 (vect_gen_niters_for_prolog_loop): Likewise.
2488 2005-09-19 Steven Bosscher <stevenb@suse.de>
2490 PR rtl-optimization/23943
2491 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2493 2005-09-18 Jan Hubicka <jh@suse.cz>
2495 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2497 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2499 * varasm.c (output_constant): Do not abort on conversions to union
2500 types between different sizes.
2502 2005-09-18 Richard Guenther <rguenther@suse.de>
2505 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2508 2005-09-18 Paul Brook <paul@codesourcery.com>
2510 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2512 2005-09-17 Richard Henderson <rth@redhat.com>
2514 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2515 * tree-ssa-loop.c (pass_vect_dce): Remove.
2516 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2519 2005-09-17 Richard Henderson <rth@redhat.com>
2521 * tree-pass.h (pass_vect_dce): Declare.
2522 * passes.c (init_optimization_passes): Add it.
2523 * tree-flow.h (tree_ssa_dce): Declare.
2524 * tree-ssa-dce.c (tree_ssa_dce): Export.
2525 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2526 (gate_tree_vectorize): ... here.
2527 (pass_vect_dce): New.
2529 2005-09-17 Jan Hubicka <jh@suse.cz>
2531 * except.c (struct eh_status): Turn region_array into vec.
2532 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2533 convert_from_eh_region_ranges, find_exception_handler_labels,
2534 current_function_has_exception_handlers, assign_filter_values,
2535 build_post_landing_pads, dw2_build_landing_pads,
2536 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2537 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2538 foreach_reachable_handler, can_throw_internal_1,
2539 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2541 (duplicate_eh_region_1): Update region_array.
2542 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2544 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2547 * expmed.c (expand_mult): Substitute simple register for op0 when
2550 2005-09-17 Richard Henderson <rth@redhat.com>
2552 * expr.c (emit_move_via_integer): Add force argument, pass it on
2553 to emit_move_change_mode. Update callers.
2554 (emit_move_complex): Pass true to new force argument.
2555 * function.c (expand_function_end): Move expand_eh_return call
2556 earlier. Merge sub-word complex values into a pseudo before
2557 copying to the return hard register.
2559 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2561 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2562 between different sizes.
2564 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2568 * passes.c (init_optimization_passes): Register dump files for
2571 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2573 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2574 * config/s390/s390.c (s390_overlap_p): New function.
2575 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2576 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2579 2005-09-16 Richard Guenther <rguenther@suse.de>
2581 * ipa-pure-const.c (static_execute): Free auxiliar information.
2582 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2583 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2585 2005-09-15 DJ Delorie <dj@redhat.com>
2587 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2589 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2591 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2593 (swap_commutative_operands_with_target): New.
2595 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2597 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2600 (estimate_iters_using_array): New function.
2601 * tree-data-ref.h (estimate_iters_using_array): Prototype
2602 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2603 Use estimate_iters_using_array instead of analyze_array.
2605 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2610 2005-09-15 Michael Matz <matz@suse.de>
2612 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2614 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2616 PR tree-optimization/23835
2617 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2618 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2620 2005-09-14 Richard Henderson <rth@redhat.com>
2622 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2623 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2625 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2627 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2628 in the ARRAY_TYPE case.
2630 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2632 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2634 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2637 * tree-vect-transform.c (vectorizable_operation): Return false for
2638 scalar shift operations and for vector shift operations with
2639 non-invariant shift arguments. Use scalar tree operand op1 as
2640 a shift operand when vector shift insn pattern uses scalar shift
2642 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2644 2005-09-14 Olivier Hainque <hainque@adacore.com>
2646 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2647 value if it has side-effects.
2649 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2652 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2654 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2656 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2657 passed as NAME as if it were label at start of function code.
2659 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2661 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2664 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2666 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2667 as early clobber. Rewrite so the PIC register is not implicitly used.
2669 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2671 * tree.c (annotate_with_file_line): Compare line numbers before
2674 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2677 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2678 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2680 2005-09-13 Ian Lance Taylor <ian@airs.com>
2682 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2683 than a HOST_WIDEST_INT to gen_doloop_begin.
2685 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2687 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2689 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2691 PR tree-optimize/23817
2692 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2694 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2697 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2698 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2699 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2700 (restore_stack_nonlocal): Likewise.
2701 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2703 2005-09-12 Ian Lance Taylor <ian@airs.com>
2706 * c.opt (ffriend-injection): New C++ option.
2707 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2708 (C++ Dialect Options): Document -ffriend-injection.
2710 2005-09-12 Josh Conner <jconner@apple.com>
2713 * ipa-reference.c (static_execute): Don't mark variables in
2714 named sections TREE_READONLY.
2716 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2718 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2721 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2723 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2724 V_MUST_DEF instead of just the first_use_p.
2725 Don't mark the virtual variables for renaming on the statement which
2727 (pass_dse): Remove TODO_update_ssa.
2729 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2732 * stor-layout.c (compute_record_mode): For records with a single
2733 field, actually check the field's mode size against the type size.
2735 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2736 registers for TARGET_SHMEDIA.
2737 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2738 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2739 of GENERAL_REGS and FP_REGS.
2741 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2743 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2745 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2747 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2748 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2749 are omitted. Exclude stack_tie insn too.
2751 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2753 PR rtl-optimization/23098
2754 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2756 * config/rs6000/rs6000.md (movdf splitter): Use
2757 const_double_operand predicate for TARGET_POWERPC64.
2758 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2759 SYMBOL_REF method to ABI_V4.
2761 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2762 replace_equiv_address.
2763 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2764 rs6000_sr_alias_set and MEM_NOTRAP.
2765 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2767 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2769 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2770 handle CALL_EXPR again.
2772 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2774 * arm/predicates.md (alignable_memory_operand): Delete.
2776 2005-09-10 Richard Henderson <rth@redhat.com>
2779 * dbxout.c (dbxout_expand_expr): New.
2780 (dbxout_symbol): Use it.
2782 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2784 * arm.c (arm_gen_rotated_half_load): Delete.
2785 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2786 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2787 (thumb_set_return_address): Likewise.
2788 (thumb_load_double_from_address): Use adjust_address.
2789 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2790 (extendhsisi2_mem, movhi_bytes): Use change_address.
2791 (movhi): Use widen_memory_access.
2792 (reload_out_df): Use replace_equiv_address.
2793 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2795 2005-09-09 Richard Henderson <rth@redhat.com>
2798 * dbxout.c: Include expr.h.
2799 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2800 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2801 * Makefile.in (dbxout.o): Add EXPR_H.
2803 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2805 PR tree-optimization/23509
2806 * tree-cfg.c (replace_uses_by): Use replace_exp.
2807 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2808 pointers have name_mem_tag or type_mem_tag set.
2810 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2812 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2813 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2814 of wrongly accessing operands.
2816 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2818 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2819 * tree-chrec.c: Include tree-scalar-evolution.h.
2820 (chrec_convert): Instantiate the base and step before calling
2821 scev_probably_wraps_p that would fail on parametric evolutions.
2822 Collect all the fails into a single section failed_to_convert,
2823 print a diagnostic, and return chrec_dont_know instead of calling
2825 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2826 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2828 (scev_const_prop): Don't replace the definition of a loop closed ssa
2829 phi node by itself, or by another loop closed ssa phi node.
2830 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2831 that base and step are defined.
2833 2005-09-09 Richard Guenther <rguenther@suse.de>
2836 * fold-const.c (fold_ternary): Check truth_value_p before
2837 calling invert_truthvalue.
2839 2005-09-09 Nick Clifton <nickc@redhat.com>
2841 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2842 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2843 dimension of these arrays.
2844 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2846 * longlong.h: Only provide a prototype for the __clz_tab[] array
2847 if this header has not been included from libgcc2.h.
2848 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2850 Provide prototypes for exported functions.
2851 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2854 2005-09-08 Josh Conner <jconner@apple.com>
2858 * expr.c (expand_expr_addr_expr_1): Don't invoke
2859 expand_simple_binop for EXPAND_INITIALIZER.
2861 2005-09-08 Richard Henderson <rth@redhat.com>
2864 * toplev.c (wrapup_global_declaration_1): Split out ...
2865 (wrapup_global_declaration_2): ... from ...
2866 (wrapup_global_declarations): ... here. Return bool.
2867 (check_global_declaration_1): Split out ...
2868 (check_global_declarations): from here.
2869 (emit_debug_global_declarations): New.
2870 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2871 check_global_declaration_1, emit_debug_global_declarations): Declare.
2872 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2873 of decls. Call wrapup_global_declaration_1,
2874 wrapup_global_declaration_2, check_global_declaration_1 directly.
2875 (c_write_global_declarations_2): New.
2877 (c_write_global_declarations): Call c_write_global_declarations_2.
2878 * langhooks.c (write_global_declarations): Call
2879 emit_debug_global_declarations.
2881 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2882 remove decls that have DECL_RTL_SET_P.
2883 * passes.c (rest_of_decl_compilation): Invoke
2884 cgraph_varpool_finalize_decl for all but functions.
2886 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2888 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2889 the result of a conversion if the new min and max cannot be compared.
2891 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2893 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2894 (override_options): Setting s390_sr_alias_set removed.
2895 (save_fpr, save_gprs): Set alias set to vararg or frame.
2896 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2897 s390_sr_alias_set with get_frame_alias_set ().
2898 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2899 get_varargs_alias_set ().
2901 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2905 * c-parser.c (c_parser_objc_method_definition): If the next
2906 token is not "{", error out and don't start the function.
2908 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2910 * tree-vrp.c (extract_range_from_expr): Move the check for non
2911 nullness after the check for gimple invariant.
2913 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2915 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2917 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2920 * config/m32r.md (movmemsi_internal): Canonicalize order of
2921 operands in PLUS component of template.
2923 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2925 * reload1.c (fixup_eh_region_note): Remove assertion.
2926 (fixup_abnormal_edges): Reverted removal of call to
2927 find_many_sub_basic_blocks made on 2005-08-31.
2929 2005-09-07 Richard Henderson <rth@redhat.com>
2931 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2932 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2933 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2934 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2935 rearrange for better packing.
2936 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2937 (lookup_cfa_1): Remove inline marker.
2938 (cfa_equal_p): Split out of ...
2939 (def_cfa_1): ... here. Use INVALID_REGNUM.
2940 (build_cfa_loc): Handle !cfa->indirect.
2941 (frame_pointer_cfa_offset): New.
2942 (dbx_reg_number): Assert register elimination performed; do
2943 leaf register remapping.
2944 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2945 (eliminate_reg_to_offset): New.
2946 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2947 for verifiably local stack frame addresses; re-base to CFA.
2948 (mem_loc_descriptor): Remove can_use_fbreg argument.
2949 (concat_loc_descriptor, loc_descriptor): Likewise.
2950 (containing_function_has_frame_base): Remove.
2951 (rtl_for_decl_location): Don't do register elimination or
2952 leaf register remapping here.
2953 (secname_for_decl): Split out from ..
2954 (add_location_or_const_value_attribute): ... here.
2955 (convert_cfa_to_loc_list): New.
2956 (compute_frame_pointer_to_cfa_displacement): New.
2957 (gen_subprogram_die): Use them.
2958 * tree.h (frame_base_decl): Remove.
2959 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2960 (prologue_stack_adjust): Remove.
2961 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2962 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2963 (set_frame_base_location): Remove.
2964 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2965 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2966 (vt_add_function_parameters): Don't eliminate_regs.
2967 (vt_initialize): Don't create frame_base_decl.
2969 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2971 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2972 version of GNU binutils for 4.x and later.
2974 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2976 * ggc-page.c (ggc_push_context): Remove.
2977 (ggc_pop_context): Likewise.
2978 * ggc.h (ggc_push_context): Remove.
2979 (ggc_pop_context): Likewise.
2981 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2984 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2985 returning from an interrupt handler.
2987 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2990 * config/arc/arc.c (output_shift): Add check for loop count when
2993 2005-09-06 Steven Bosscher <stevenb@suse.de>
2995 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2997 (abs_replacement): Likewise.
2998 (pass_phiopt): Remove TODO_update_ssa.
3000 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3003 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3004 if "return with no value, in function returning non-void" warning
3006 * tree-cfg.c (execute_warn_function_return): Don't look at
3007 RETURN_EXPRs with TREE_NO_WARNING set.
3010 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3011 for internal functions doesn't use registers used by global registers
3012 variables. Use fewer register parameters if there are global register
3015 2005-09-06 Olivier Hainque <hainque@adacore.com>
3016 Eric Botcazou <ebotcazou@adacore.com>
3019 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3020 when we would be extracting outside its bit span (bitpos+bitsize
3021 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3022 Ada unchecked conversions.
3024 2005-09-06 Steven Bosscher <stevenb@suse.de>
3026 * tree-ssa-pre.c (try_look_through_load): New function.
3027 (compute_avail): Use it to try to look through loads for some
3028 more useful expressions.
3030 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3032 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3033 condition for detecting cases like (a&a) and (a^a).
3035 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3037 * common.opt: Add option ftree-vect-loop-version.
3038 * params.def: Add --param vect-max-version-checks.
3039 * doc/invoke.texi: Document ftree-vect-loop-version and
3040 --param vect-max-version-checks.
3041 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3042 may_misalign_stmts and defines for accessors.
3043 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3044 LOOP_VINFO_MAY_MISALIGN_STMTS.
3045 (destroy_loop_vec_info): VEC_free for
3046 LOOP_VINFO_MAY_MISALIGN_STMTS.
3047 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3048 Update documentation.
3049 (vect_update_misalignment_for_peel): New.
3050 (vect_enhance_data_refs_alignment): Update to choose loop
3051 peeling or loop versioning if appropriate for the (potentially)
3052 unaligned data references in the loop.
3053 (vect_analyze_data_refs_alignment): Remove call to
3054 vect_enhance_data_refs_alignment so the checks can be done
3056 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3057 and move up call to vect_analyze_data_refs_alignment.
3058 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3059 (vect_transform_loop): Add call to loop_version.
3061 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3063 PR rtl-optimization/23098
3064 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3065 * simplify-rtx.c (constant_pool_reference_p): New function.
3066 * rtl.h (constant_pool_reference_p): New prototype.
3067 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3068 constant_pool_reference_p in condition and
3069 avoid_constant_pool_reference in preparation statements.
3071 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3074 STRICT_LOW_PART SETs.
3076 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3079 * except.c (sjlj_emit_function_enter): Find the function begin
3080 note even when it's not in first basic block.
3082 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3084 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3085 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3086 * aclocal.m4: Regenerate.
3088 2005-09-05 DJ Delorie <dj@redhat.com>
3090 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3093 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3095 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3096 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3097 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3098 Follow spelling conventions.
3099 * doc/invoke.texi: Follow spelling conventions.
3101 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3103 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3104 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3105 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3107 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3110 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3111 (output_stack_adjust): Use gen_tmp_stack_mem.
3112 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3113 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3114 (sh_get_pr_initial_val): Likewise.
3115 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3116 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3117 * sh.md (divsi_inv_m0): Use gen_const_mem.
3118 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3119 (movdf_i4+1): Use gen_tmp_stack_mem.
3120 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3121 (fpu_switch+2): Likewise.
3122 (movv4sf_i, movv16sf_i): Use adjust_address.
3123 (symGOT_load): Set MEM_NOTRAP_P bit.
3125 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3128 * pa.c (emit_move_sequence): Fix typo in last change.
3130 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3132 PR rtl-optimization/23454
3133 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3136 2005-09-03 Richard Henderson <rth@redhat.com>
3137 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3140 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3143 2005-09-02 Nicolas Pitre <nico@cam.org>
3145 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3146 to bit_count to 32 bits.
3148 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3151 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3152 generating synthetic loads from volatile lvalues.
3154 005-09-02 Nick Clifton <nickc@redhat.com>
3156 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3157 __ctzhi2, __clzhi2): New functions.
3159 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3162 * tree-nested.c (struct var_map_elt): Mark with GTY.
3163 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3165 (lookup_field_for_decl): Allocate new element in GC memory.
3166 (lookup_tramp_for_decl): Likewise.
3167 (convert_nl_goto_reference): Likewise
3168 (create_nesting_tree): Allocate info in GC memory. Likewise for
3170 (free_nesting_tree): Free with ggc_free instead of free.
3171 (root): New static variable.
3172 (lower_nested_functions): Remove root as local variable. And zero out
3173 root at the end of the function.
3175 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3177 PR rtl-optimization/20365
3178 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3179 to short. New member ix.
3180 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3181 (simplify_plus_minus): Initialize ix members before calling qsort.
3183 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3185 PR tree-optimization/23626
3186 * tree-cfg.c (replace_uses_by): Clean up eh info.
3188 2005-09-01 DJ Delorie <dj@redhat.com>
3190 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3193 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3195 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3196 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3199 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3201 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3202 do not issue warning for a variable definition following
3205 2005-09-01 Richard Henderson <rth@redhat.com>
3208 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3209 conversion to CONST_VECTOR.
3211 2005-09-01 Richard Henderson <rth@redhat.com>
3214 * reload1.c (reload_as_needed): Check !CALL_P before calling
3215 fixup_eh_region_note.
3216 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3218 2005-09-01 DJ Delorie <dj@redhat.com>
3220 * varasm.c (output_constant): Let the target resolve
3221 conversions of addresses to non-default pointer sizes.
3223 2005-09-01 Nicolas Pitre <nico@cam.org>
3225 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3226 to alow matching ARM pre-indexed addressing mode.
3227 (arm_override_options): Remove now irrelevant comment.
3229 2005-09-01 Phil Edwards <phil@codesourcery.com>
3231 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3232 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3233 * config/i386/vxworks.h: Likewise.
3234 * config/i386/t-vxworksae: New file, for VxWorks AE.
3235 * config/i386/vxworksae.h: Likewise.
3237 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3239 PR tree-optimization/23410
3240 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3241 sequence is not wrapping during the first step.
3243 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3246 * dwarf2out.c (base_type_die): Compare char_type_node with
3247 TYPE_MAIN_VARIANT (type), not type.
3249 2005-09-01 Richard Guenther <rguenther@suse.de>
3251 PR tree-optimization/15366
3252 * common.opt: Add -finline-functions-called-once.
3253 Put -fearly-inlining in alphabetically ordered place.
3254 * doc/invoke.texi: Document new option.
3255 * ipa-inline.c (cgraph_decide_inlining): Honour
3256 flag_inline_functions_called_once.
3258 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3260 PR rtl-optimization/23478
3261 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3262 (alloc_qty): Initialize it.
3263 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3264 (combine_regs): Combine also n_throwing_calls_crossed fields.
3265 (find_free_reg): Don't attempt to caller-save pseudos crossing
3266 calls that might throw.
3267 * global.c (struct allocno): Add throwing_calls_crossed field.
3268 (global_alloc): Revert 2005-08-22 change. Initialize
3269 throwing_calls_crossed.
3270 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3273 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3276 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3277 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3278 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3279 (and64_2_operand): Tweak to use predicate.
3280 (and_operand): Adjust for mask_operand changes.
3281 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3282 (print_operand): Likewise.
3283 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3284 (mask64_1or2_operand): Delete.
3285 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3286 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3287 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3288 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3289 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3290 (rotldi3_internal4): Likewise.
3291 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3292 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3293 (ashldi3_internal7): Likewise.
3294 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3295 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3296 (anddi3 split): Don't match mask64_operand.
3297 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3298 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3299 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3300 't' splitter predicate.
3301 (movdi_internal64 + 2): Revert 2005-06-11 change.
3303 2005-08-31 DJ Delorie <dj@redhat.com>
3305 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3306 (m32c_asm_integer): Add support for 32 bit pointers.
3308 2005-08-31 Richard Henderson <rth@redhat.com>
3310 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3311 component-like references for setting MEM_NOTRAP_P.
3313 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3314 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3316 2005-08-31 Richard Henderson <rth@redhat.com>
3318 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3319 into a pseudo before applying gen_lowpart.
3321 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3323 * doc/install.texi (Specific): Update cctools version required
3324 for full functionality.
3325 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3326 linkers as -macosx_version_min.
3328 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3331 * sh.c (print_operand, %R and %S): Add handling of floating point
3332 registers, memory, constants and invalid operands.
3334 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3336 * ipa-pure-const.c: Change dump name.
3338 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3341 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3342 to "reg_or_0_operand".
3343 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3345 2005-08-31 Dale Johannesen <dalej@apple.com>
3347 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3348 loops that count down.
3350 2005-08-31 Richard Henderson <rth@redhat.com>
3353 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3354 (fixup_eh_region_note): New.
3355 (reload_as_needed): Call it.
3356 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3357 don't call find_many_sub_basic_blocks; call verify_flow_info.
3358 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3359 (keep_stack_depressed): Likewise.
3360 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3362 2005-08-31 Richard Henderson <rth@redhat.com>
3364 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3367 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3369 * expr.c (expand_expr_real_1): Compare size of address
3370 mode to target's address mode size in deciding expansion of
3371 the constant address.
3373 2005-08-31 Richard Guenther <rguenther@suse.de>
3376 * expr.c (all_zeros_p): New function.
3377 (expand_expr_real_1): Handle the case of an all-zero
3378 non-addressable constructor separately.
3380 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3382 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3383 arguments, adjust all callers.
3384 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3386 2005-08-30 Richard Henderson <rth@redhat.com>
3389 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3390 whenever the mode sizes match.
3392 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3394 * calls.c (load_register_parameters): Fix comment typo.
3395 * expr.c (emit_push_insn): Comment formatting.
3397 2005-08-30 Ian Lance Taylor <ian@airs.com>
3399 * config/i386/x-cygwin (host-cygwin): Change dependency from
3400 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3402 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3404 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3407 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3410 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3411 call to ggc_collect.
3413 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3416 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3417 beginning. Remove $(INCLUDES) from all the rules, if following
3418 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3420 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3423 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3424 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3425 not constant, but maxlen is, don't set len to maxlen, rather
3426 set maxlen to len if len is a constant.
3428 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3430 PR tree-optimization/23475
3431 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3434 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3436 Fix PR middle-end/22455
3438 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3439 Checksum only the parts of the tree that exist for the tree code.
3441 2005-08-28 Dale Johannesen <dalej@apple.com>
3443 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3445 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3447 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3449 2005-08-28 Richard Henderson <rth@redhat.com>
3451 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3452 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3455 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3458 * builtins.c (get_memory_rtx): Don't strip nops
3459 in between COMPONENT_REFs.
3461 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3464 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3466 (gimplify_modify_expr): Check for zero sized types and gimplify the
3467 rhs and lhs as statements.
3469 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3472 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3473 state for return address column of signal frames.
3475 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3478 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3479 bytes >= 2 not bytes == 2.
3480 (expand_block_move): Same.
3482 2005-08-27 Richard Guenther <rguenther@suse.de>
3485 * config/i386/sse.md (sse2_movsd): Add missing closing
3488 2005-08-27 Paul Brook <paul@codesourcery.com>
3490 * genrecog.c (enum decision_type): Add DT_num_insns.
3491 (struct decision_test): Add u.num_insns.
3492 (add_to_sequence): Add DT_num_insns test.
3493 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3494 (write_cond, debug_decision_2): Ditto.
3495 (change_state): Assume peep2_next_insn never fails.
3496 Remove "afterward" argument.
3497 (write afterward, write_tree): Update to match.
3498 * recog.c (peep2_current_count): New variable.
3499 (peep2_next_insn): Check it.
3500 (peephole2_optimize): Set peep2_current_count.
3501 * recog.h (peep2_current_count): Declare.
3503 2005-08-26 Josh Conner <jconner@apple.com>
3506 * ipa-pure-const.c (check_tree): Check for volatile-ness
3507 when considering a dereference.
3509 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3511 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3513 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3515 PR rtl-optimization/23561
3516 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3517 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3518 at most LEN bytes long memory fits into the field.
3519 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3520 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3521 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3523 2005-08-26 Richard Henderson <rth@redhat.com>
3526 * loop.c (biased_biv_may_wrap_p): New.
3527 (maybe_eliminate_biv_1): Use it to suppress non-equality
3528 comparison transformations. Delete disabled code.
3530 2005-08-26 Ian Lance Taylor <ian@airs.com>
3532 * combine.c (make_extraction): Avoid reference outside object.
3534 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3536 * stor-layout.c (finalize_type_size): Restore behaviour for
3537 non-aggregate types to the status quo ante of the patch for
3538 pr 23467. Document why it matters.
3540 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3543 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3544 array by one element, initialize the BT_LAST element with NULL.
3546 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3548 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3549 optimizing for size.
3551 (compare_plus_eqsi): Same.
3552 (plus_eqsi_compare): Same.
3553 (neg_eq0<mode>): Same.
3554 (neg_eq<mode>): Same.
3556 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3559 2005-08-26 Nick Clifton <nickc@redhat.com>
3561 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3562 TARGET_EP is not defined.
3563 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3564 TARGET_EP is enabled.
3565 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3566 * config/v850/v850.md (save_all_interrupt): Only use the EP
3567 register if TARGET_EP is defined.
3568 (restore_all_interrupt): Likewise.
3569 * config/v850/lib1funcs.asm: Update functions so that the EP
3570 register is only used if __EP__ is defined.
3572 2005-08-26 David Ung <davidu@mips.com>
3574 * config/mips/mips.c (mips_expand_prologue): Handle case when
3575 generating for MIPS16 and the outgoing argument area is more than
3576 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3579 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3581 * config/crx/crx.md: Make doloop_end pattern usage controllable
3582 via mloop-nesting=<max-nesting> command line switch. Make sure
3583 the combiner cannot use doloop_end_<mode> in an illegal way.
3584 * config/crx/crx.c: Use regs up to r6 for argument passing.
3585 Refine crx_address_cost (non cst4 displacements are expensive).
3586 * config/crx/crx.opt: Add switch for mloop-nesting=.
3588 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3590 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3591 (UNSPEC_MVST): New constant.
3593 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3595 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3596 Reject operands containing eliminable registers.
3597 * testsuite/gcc.dg/20050825-1.c: New testcase.
3599 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3600 Jan Hubicka <jh@suse.cz>
3602 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3604 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3606 PR tree-optimization/23546
3607 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3610 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3612 * params.def (PARAM_MIN_SPEC_PROB): New.
3613 * sched-rgn.c (MIN_PROBABILITY): Delete.
3614 (compute_trg_info): Convert to PARAM_VALUE.
3615 * doc/invoke.texi (param): Document min-spec-prob.
3617 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3619 * config/darwin.h: define __PIC__
3620 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3621 TARGET_OS_CPP_BUILTINS macro.
3623 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3625 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3628 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3630 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3632 * cfghooks.c (duplicate_block): Added position where to place
3633 new block as argument.
3634 * cfghooks.h (duplicate_block): Declaration changed.
3635 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3637 * cfglayout.h (copy_bbs): Declaration changed.
3638 * cfgloop.h (loop_version): Declaration changed.
3639 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3640 position to copy_bbs.
3641 (loop_version): Pass position to duplicate_loop_to_header_edge.
3642 Add place_after argument and position new blocks according to
3644 * modulo-sched.c (sms_schedule): Pass place_after argument
3646 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3647 * tree-cfg.c (split_edge_bb_loc): New function.
3648 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3649 to determine position of new blocks.
3650 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3652 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3653 argument to duplicate_block.
3654 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3655 Pass position to copy_bbs.
3657 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3659 * fold-const.c (ptr_difference_const): Use
3660 cst_and_fits_in_hwi instead of host_integerp.
3662 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3664 * config/darwin.c (gen_pic_offset): New.
3665 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3668 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3670 PR tree-optimization/23486
3671 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3673 2005-08-23 Phil Edwards <phil@codesourcery.com>
3675 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3676 remove use_collect2.
3677 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3679 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3680 configuration files to override the default value.
3682 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3683 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3684 * config/vx-common.h: New file, split out from...
3685 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3686 * config/vxworksae.h: New file, for VxWorks AE.
3687 * config/vxworks.opt: New file.
3688 * config/vxlib.c: Update for VxWorks 6.
3690 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3691 other MULTILIB_* variables appropriately.
3692 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3693 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3694 * config/rs6000/vxworks.h: Update for VxWorks 6.
3695 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3697 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3700 * config/darwin.c (machopic_select_section): Remove the hack to
3701 mark "::operator new" and "::operator delete" for coalescing
3702 even though they are not weak.
3704 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3706 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3707 * configure: Regenerate.
3709 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3712 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3714 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3715 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3718 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3720 * config/rs6000/predicates.md (equality_operator): New.
3721 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3722 comparison with a large constant.
3724 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3726 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3728 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3730 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3731 registers is even, and we have a hardware double precision fp,
3733 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3734 size of current argument when checking if argument was passed in
3737 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3740 * stor-layout.c (finalize_type_size): Dont override
3741 existing alignment with a smaller alignment from the mode.
3743 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3745 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3746 * lambda.h (lambda_vector_lexico_pos): ... here.
3747 * tree-data-ref.c (build_classic_dist_vector): Return false when
3748 the distance vector is lexicographically negative.
3750 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3752 PR tree-optimization/23511
3753 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3754 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3756 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3758 PR tree-optimization/22043
3759 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3760 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3761 If ALLOW_FLEXARR, handle types ending with flexible array member.
3762 Pass false as second argument to recursive count_type_elements calls.
3763 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3764 argument to count_type_elements call.
3765 * tree-sra.c (decide_block_copy): Likewise.
3766 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3767 for a constant-sized object, set cleared as well. Pass true as
3768 second argument to count_type_elements call.
3770 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3773 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3774 from legitimate_small_data_p, and make global. Update use.
3775 Remove forward declaration.
3776 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3778 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3780 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3782 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3783 of scratch intermediates.
3784 (eq<mode>_compare): Same.
3785 (neg_eq0<mode>): New.
3786 (neg_eq<mode>): Convert to define_insn_and_split.
3788 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3791 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3792 stdarg functions, set/clear the fp marker even when no variable
3794 * config/rs6000/sysv4.opt (mprototype): Describe.
3796 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3798 PR rtl-optimization/23478
3799 * regs.h (reg_info): Add throw_calls_crossed.
3800 (REG_N_THROWING_CALLS_CROSSED): Define.
3801 * flow.c (allocate_reg_life_data): Initialize
3802 REG_N_THROWING_CALLS_CROSSED.
3803 (propagate_one_insn, attempt_auto_inc): Update
3804 REG_N_THROWING_CALLS_CROSSED.
3805 * global.c (global_alloc): Don't allocate pseudos across
3806 calls that may throw.
3808 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3811 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3812 value is inbetween the range if we did not find an exact match.
3814 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3816 * doc/invoke.texi (Option Summary): Add ms1 options.
3817 * doc/extend.texi: Document interrupt handler attribute for ms1.
3818 * doc/md.texi: Document ms1 constraints.
3819 * config.gcc: Add ms1-*-elf.
3820 * config/ms1/ms1.h: New.
3821 * config/ms1/ms1.c: New.
3822 * config/ms1/ms1.md: New.
3823 * config/ms1/ms1-protos.h: New.
3824 * config/ms1/ABI.txt: New.
3825 * config/ms1/crti.asm: New.
3826 * config/ms1/crtn.asm: New.
3827 * config/ms1/lib2extra-funcs.c: New.
3828 * config/ms1/t-ms1: New.
3829 * config/ms1/ms1.opt: New.
3831 2005-08-22 Ira Rosen <irar@il.ibm.com>
3833 * config/rs6000/altivec.md (xorv4sf3): New.
3834 (negv4sf2, neg<mode>2): Likewise.
3836 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/ia64/ia64.md (divsi3): Check divide by zero.
3840 (udivsi3): Likewise.
3842 (udivdi3): Likewise.
3844 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3846 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3847 up to elem_bitsize bits, not max_bitsize.
3849 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3851 PR tree-optimization/23433
3852 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3853 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3855 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3857 PR tree-optimization/23434
3858 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3859 the iteration bound is not an INTEGER_CST.
3861 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3863 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3864 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3865 NULL if need_epilog_adjust is false.
3866 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3867 Case 3 always peels first itration, not just for PLUS case, and no need
3868 to use scalar_initial_def here. Create an epilog adjustment only if
3869 scalar_initial_def is not NULL.
3871 (vectorizable_reduction): Remove assert.
3873 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3876 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3877 (__moddi3): Likewise.
3878 (__udivdi3): Likewise.
3879 (__umoddi3): Likewise.
3880 (__divsi3): Likewise.
3881 (__modsi3): Likewise.
3882 (__udivsi3): Likewise.
3883 (__umodsi3): Likewise.
3885 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3887 * tree-pass.h (TDF_GRAPH): Define.
3888 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3889 * passes.c (finish_optimization_passes): Only call
3890 finish_graph_dump_file if TDF_GRAPH is set.
3891 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3892 NULL. Set TDF_GRAPH bit.
3893 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3895 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3897 * arm.h (arm_stack_offsets): Add locals_base field.
3898 * arm.c (arm_get_frame_offsets): Compute it.
3899 (thumb_compute_initial_elimination offset): Make the Thumb frame
3900 pointer point to the base of the local variables.
3901 (thumb_expand_prologue): Update accordingly.
3902 (thumb_expand_epilogue): Likewise.
3904 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3905 mode of clobbered scratch to DImode. Handle a case that's known to
3908 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3910 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3911 (gt0<mode>_compare): Delete.
3912 (neg_gt0<mode>): Delete.
3914 2005-08-19 Eric Christopher <echristo@apple.com>
3916 * optabs.h: Change CTI_ to COI_.
3919 2005-08-19 James E Wilson <wilson@specifix.com>
3921 * builtins.c (expand_builtin_return_addr): Set
3922 current_function_accesses_prior_frames when count != 0. Use
3923 frame_pointer_rtx when count == 0.
3924 * function.h (struct function): Add accesses_prior_frames field.
3925 (current_function_accesses_prior_frames): Define.
3926 * reload1.c (init_elim_table): Check
3927 current_function_accesses_prior_frames.
3928 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3930 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3932 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3933 indicator. Return true if the flowgraph changed during
3936 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3939 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3940 conditional expression before testing its value.
3942 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3944 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3946 2005-08-19 Devang Patel <dpatel@apple.com>
3948 PR tree-optimization/23048
3949 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3950 third parameter. Check whether latch is dominated by exit
3952 (if_convertible_loop_p): Supply exit block itself to
3953 if_convertible_bb_p.
3955 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3958 * arm.md (arm_load_pic_register): Change argument to the mask of
3959 saved registers. Call thumb_find_work_register if we need a
3960 scratch register on Thumb.
3961 (arm_expand_prologue): Pass empty register set to
3962 arm_load_pic_register.
3963 (thumb_expand_prologue): Pass live_regs_mask directly to
3964 arm_load_pic_register.
3965 * arm-protos.h (arm_load_pic_register): Update prototype.
3967 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3969 * sh.c (find_sole_member): New function.
3970 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3971 if the record's alignment is larger than the size of its only member.
3973 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3976 * arm.c (thumb_legitimize_reload_address): New function.
3977 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3978 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3980 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3982 * config/crx/crx.c: Implement crx_decompose_address. Reject
3983 symbolic displacements since CRX register relative adressing
3984 mode can't handle unsigned 32-bit values as displacements.
3985 * config/crx/crx.h: Simplify definitions, remove redundant
3986 parenthesis and obsolete macros.
3987 * config/crx/crx.opt: Add new switch for debugging addresses.
3988 * config/crx/crx-protos.h: Add new declarations for above.
3990 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3993 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3996 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3998 * collect2.c (dup2): Delete.
3999 * configure.ac: Don't check for dup2.
4001 * config.in, configure: Regenerate.
4003 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4005 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4006 record with the type of its only member.
4008 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4010 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4011 define_insn_and_split.
4012 (plus_ltu<mode>_compare): Same.
4013 (gtu<mode>_compare): Same.
4014 (plus_gtu<mode>_compare): Same.
4016 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4018 PR tree-optimization/22228
4019 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4021 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4022 are recorded in vect_vnames_to_rename for renaming.
4023 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4024 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4025 in vect_vnames_to_rename.
4026 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4027 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4029 2005-08-18 Jan Hubicka <jh@suse.cz>
4032 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4033 info only for local statics, not for member variables.
4035 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4037 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4039 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4041 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4043 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4046 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4048 2005-08-17 James E Wilson <wilson@specifix.com>
4050 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4053 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4055 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4056 (leu<mode>_compare): Same.
4057 (plus_leu<mode>): Same.
4058 (neg_leu<mode>): Same.
4059 (and_neg_leu<mode): Same.
4060 (ltu<mode>_compare): Same.
4061 (plus_ltu<mode>): Same.
4063 (geu<mode>_compare): Same.
4064 (plus_geu<mode>): Same.
4065 (neg_geu<mode>): Same.
4066 (and_neg_geu<mode>): Same.
4067 (plus_gt<mode>): Same.
4068 (gtu<mode>_compare): Same.
4069 (plus_gtu<mode>): Same.
4071 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4073 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4074 Move call_table_data to end. Delete spurious .text.
4075 (callt_save_all_interrupt): Fix comment typo.
4077 2005-08-17 James E Wilson <wilson@specifix.com>
4078 Kevin Winchester <winchester@amirix.com>
4081 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4083 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4086 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4087 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4089 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4091 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4092 record with the type of its only member if the modes don't match.
4094 * varasm.c (decode_reg_name): Skip empty additional register names.
4096 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4098 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4099 lsm_tmp_name_length): New.
4100 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4101 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4103 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4104 Andreas Krebbel <krebbel1@de.ibm.com>
4106 * config.gcc: Added z9-109 switch.
4107 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4108 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4109 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4110 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4111 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4112 for "z9_109" cpu attribute.
4113 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4114 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4115 (s390_handle_arch_option): Added z9-109 switch.
4116 (override_options): Set respective cost function for z9-109.
4117 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4118 (legitimate_reload_constant_p): Accept extended immediates.
4119 (print_operand): Three new output modifiers added: k, m and o.
4120 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4121 (s390_output_mi_thunk): Use extended immediate when possible.
4122 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4123 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4124 (CONSTRAINT_LEN): Added length of O constraint.
4125 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4126 * config/s390/s390.md ("cpu"): New value z9_109 added.
4127 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4128 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4129 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4130 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4131 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4132 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4133 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4134 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4135 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4136 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4137 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4138 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4139 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4140 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4141 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4143 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4144 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4145 insns for TARGET_EXTIMM.
4147 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4149 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4151 2005-08-17 Nick Clifton <nickc@redhat.com>
4153 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4154 Call default_encode_section_info.
4156 2005-08-17 Steven Bosscher <stevenb@suse.de>
4158 PR tree-optimization/21574
4159 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4160 constant, return CONSTANT.
4161 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4162 (ccp_fold, visit_assignment): Likewise.
4163 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4165 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4167 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4168 fold_buildN instead of buildN then fold_initializer or fold.
4169 (build_unary_op): Likewise.
4170 (build_binary_op): Likewise.
4171 * fold-const.c (fold_initializer): Remove.
4172 (fold_build1_initializer): New function.
4173 (fold_build2_initializer): New function.
4174 (fold_build3_initializer): New function.
4175 * tree.h (fold_initializer): Remove.
4176 (fold_build1_initializer): New function.
4177 (fold_build2_initializer): New function.
4178 (fold_build3_initializer): New function.
4180 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4182 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4183 (try_move_mult_to_index): Call fold_build2 instead of build2.
4184 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4185 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4186 fold_binary_to_constant.
4187 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4189 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4190 check if A == gcd (A, B). Remove TYPE argument.
4191 (analyze_offset) Use fold_build2 instead of fold (build.
4192 (create_data_ref): Likewise.
4193 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4194 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4197 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4199 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4200 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4202 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4205 * gimplify.c (zero_sized_type): New function.
4206 (gimplify_modify_expr_rhs): If we have a zero sized type,
4207 replace the statement with an empty statement.
4209 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4211 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4214 2005-08-16 Ian Lance Taylor <ian@airs.com>
4216 * doc/tm.texi (Label Output): Correct typo.
4218 2005-08-16 Steven Bosscher <stevenb@suse.de>
4221 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4222 force_operand will work later on using have_insn_for.
4224 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4226 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4228 2005-08-16 Ian Lance Taylor <ian@airs.com>
4231 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4232 vector type, don't try to construct it element by element. Add an
4233 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4235 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4237 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4239 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4241 * doc/invoke.texi (Precompiled Headers): Document some more options
4242 which are known to be safe.
4244 2005-08-16 James E Wilson <wilson@specifix.com>
4246 PR tree-optimization/21105
4247 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4248 TREE_OVERFLOW check.
4250 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4252 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4253 (neg_ltu<mode>): Same.
4255 (neg_gtu<mode>): Same.
4257 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4259 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4260 (fold_builtin_isdigit): Use fold_buildN.
4261 (build_function_call_expr): Likewise.
4262 * c-typeck.c (c_finish_loop): Likewise.
4264 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4265 Richard Shann <rshann@superh.com>
4267 PR middle-end/20396:
4268 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4270 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4272 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4274 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4277 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4278 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4281 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4284 * fold-const.c (build_range_check): Disable optimization for function
4285 pointer expressions on targets that require function pointer
4288 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4290 * simplify-rtx.c (simplify_const_relational_operation): When
4291 extracting arguments of a COMPARE, recompute the mode as well.
4293 2005-08-15 Ian Lance Taylor <ian@airs.com>
4295 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4297 2005-08-15 DJ Delorie <dj@redhat.com>
4299 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4301 (movsi_splittable): Allow, but split, moves to the stack.
4302 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4305 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4307 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4308 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4309 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4311 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4312 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4313 Delete HOST_PTR_PRINTF.
4315 * configure, config.in: Regenerate.
4317 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4319 * config/rs6000/rs6000.md (QHSI): New mode macro.
4320 (wd): Extend mode attr for QImode and HImode
4321 (dbits): New mode attr.
4322 (zero_extend<mode>di2): Convert to mode macro.
4324 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4327 * doc/invoke.texi (-mgnu-ld): Update description.
4330 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4333 * Makefile.in (tree-chrec.o): Depends on real.h.
4334 * tree-chrec.c: Include real.h.
4335 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4336 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4337 * tree-scalar-evolution.c (add_to_evolution_1,
4338 interpret_rhs_modify_expr): Ditto.
4340 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4343 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4344 step is negative compute the estimation from init downwards to zero.
4346 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4348 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4350 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4352 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4354 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4355 Accept double-word constants that can be split.
4356 * config/s390/s390.md ("movti"): Use 'P' constraint.
4357 ("*movdi_31", "*movdf_31"): Likewise.
4359 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4361 Fix PR tree-optimization/22615
4363 * tree-ssa-structalias.c (solution_set_add): Handle
4364 first_vi_for_offset returning NULL.
4365 (do_da_constraint): Ditto.
4366 (do_sd_constraint): Ditto.
4367 (do_ds_constraint): Ditto
4368 (find_func_aliases): Ditto.
4369 (build_constraint_graph): RHS is allowed be ANYTHING.
4370 (first_vi_for_offset): Return NULL if we couldn't find anything at
4373 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4375 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4376 over memory as first operand.
4378 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4381 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4382 available for setting it.
4384 2005-08-14 Ira Rosen <irar@il.ibm.com>
4386 PR tree-optimization/23320
4387 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4388 data-refs' types instead of base object nullness. Add check for
4389 pointer type data-refs before first location comparison. Remove
4392 2005-08-14 Andreas Schwab <schwab@suse.de>
4394 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4396 2005-08-13 James E Wilson <wilson@specifix.com>
4398 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4399 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4400 -fstack-protector-all, --param ssp-buffer-size): Document.
4401 (-Wvariadic-macros): Alphabetize.
4402 (-fsched-stalled-insns-dep): Add missing 'f'.
4404 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4407 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4409 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4410 or indirect address operand.
4411 (EXTRA_ADDRESS_CONSTRAINT): New.
4412 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4414 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4416 PR tree-optimization/22236
4417 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4418 successors and predecessors.
4419 * tree-chrec.c (chrec_convert): Before converting, check that
4420 sequences don't wrap.
4421 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4422 (analyze_array): Extern.
4423 (find_data_references_in_loop): Remove call to
4424 compute_estimated_nb_iterations.
4425 * tree-data-ref.h (analyze_array): Declared.
4426 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4427 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4428 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4429 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4431 * tree-ssa-loop-ivcanon.c: Fix documentation.
4432 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4433 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4434 (infer_loop_bounds_from_undefined): New.
4435 (estimate_numbers_of_iterations_loop): Use
4436 infer_loop_bounds_from_undefined.
4437 (used_in_pointer_arithmetic_p): New.
4438 (scev_probably_wraps_p): Pass an extra parameter. Call
4439 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4440 (convert_step): Fix documentation.
4441 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4442 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4443 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4444 scev_probably_wraps_p.
4446 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4448 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4449 (s390_register_info): Ignore clobbered_regs information for fixed
4450 registers, and only fixed registers.
4451 (s390_init_frame_layout): Remove redundant call.
4453 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4455 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4456 description of -Wold-style-casts.
4458 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4459 Jakub Jelinek <jakub@redhat.com>
4461 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4462 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4463 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4464 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4465 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4466 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4467 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4468 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4469 ("stack_protect_set", "stack_protect_test"): New expanders.
4470 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4471 "stack_protect_testdi"): New insn definitions.
4473 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4475 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4477 2005-08-12 Paul Brook <paul@codesourcery.com>
4479 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4481 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4483 * config/s390/predicates.md (setmem_operand): New predicate.
4484 (shift_count_operand): Accept ANDs with special constants as
4486 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4487 with special constants.
4488 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4489 shift_count_operand with setmem_operand.
4491 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4493 * config/s390/s390.c (s390_extract_part, s390_single_part):
4495 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4496 (s390_output_mi_thunk): Don't use lg on 31 bit.
4497 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4498 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4500 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4502 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4503 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4504 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4505 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4506 with one of the new macros.
4508 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4510 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4511 Don't set save_return_addr_p.
4512 (s390_register_info): Make clobbered_regs not depending on
4515 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4517 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4518 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4520 2005-08-11 James E. Wilson <wilson@specifix.com>
4522 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4524 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4526 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4527 locations gathered by var-tracking in single entry loc_list
4528 over loc_descriptor_from_tree.
4530 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4531 pass it down to loc_descriptor.
4532 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4533 (containing_function_has_frame_base): Move earlier in the file.
4534 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4535 instead of always assuming fbreg can't be used.
4537 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4540 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4541 Accept address wrapped in AND for Altivec.
4542 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4543 Strip AND wrapping offset address for Altivec.
4545 2005-08-11 Richard Henderson <rth@redhat.com>
4548 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4549 before using TYPE_IS_SIZETYPE.
4551 2005-08-11 Richard Henderson <rth@redhat.com>
4554 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4555 insn types not present on ev4.
4556 (alphaev5_insn_pipe): Similarly.
4558 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4561 * arm.c (arm_override_options): If the user has selected callee-super-
4562 interworking, then enable normal interworking.
4564 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4566 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4569 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4571 * doc/rtl.texi: Fix two typos.
4573 2005-08-11 Richard Guenther <rguenther@suse.de>
4576 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4577 cases where we call to/from functions returning void.
4579 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4582 * tree.c (build_pointer_type_for_mode): Robustify.
4584 2005-08-10 James E Wilson <wilson@specifix.com>
4586 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4587 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4589 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4592 2005-08-10 Eric Christopher <echristo@apple.com>
4594 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4595 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4598 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4601 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4602 for the high part when generating dynamic-no-pic code.
4604 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4606 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4607 (x86_64-*-linux*): Likewise.
4609 * config/i386/crtfastmath.c: New file.
4610 * config/i386/t-crtfm: Likewise.
4612 * config/i386/linux.h (ENDFILE_SPEC): New.
4613 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4615 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4618 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4620 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4621 (vec_shl, vec_shr): Document new operations.
4622 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4624 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4626 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4627 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4628 change predicate to indexed_or_indirect_address.
4630 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4632 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4633 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4634 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4635 and __aeabi_uwrite8.
4636 * config/arm/unaligned-funcs.c: New file.
4637 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4639 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4641 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4643 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4644 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4646 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4647 * final.c (pass_shorten_branches): Add dump.
4648 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4649 (pass_life): Rename dump.
4650 (rest_of_handle_flow2): Remove initial verify_flow_info.
4651 * function.c (pass_instantiate_virtual_regs): Add dump.
4652 * integrate.c (pass_initial_value_sets): Add dump.
4653 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4654 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4655 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4656 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4657 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4658 gate_rtl_unrool_and_peel_loops): New.
4659 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4660 rtl_doloop): Do not look at flags.
4661 * mode-switching.c (pass_mode_switching): Add dump.
4662 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4663 pass_split_before_regstack): Add dump.
4664 * regmove.c (pass_stack_adjustments): Add dump.
4665 * tree-optimize.c (pass_fixup_cfg): Add dump.
4667 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4670 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4671 deciding which instruction sequence to use.
4673 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4675 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4676 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4678 2005-08-09 Richard Guenther <rguenther@suse.de>
4680 * c-common.c (builtin_function_2): Remove.
4681 (def_builtin_1): New function.
4682 (c_common_nodes_and_builtins): Use def_builtin_1 to
4683 build builtin functions.
4685 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4687 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4688 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4689 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4692 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4694 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4695 fold_binary instead of fold_build2 since we don't care about the
4697 (loop_niter_by_eval): Likewise.
4698 (compare_trees): Likewise.
4699 (proved_non_wrapping_p): Likewise.
4701 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4705 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4706 if the if is really empty.
4708 2005-08-09 Steven Bosscher <stevenb@suse.de>
4710 PR tree-optimization/23234
4711 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4712 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4713 argument of the new enum.
4714 (execute_cse_reciprocals): Add reciprocals for function arguments
4715 on the unique successor edge of the entry block. Update other calls
4716 to execute_cse_reciprocals_1.
4718 2005-08-08 Richard Henderson <rth@redhat.com>
4721 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4723 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4725 * expr.c (write_complex_part): Return after handling MEM.
4727 2005-08-08 Josh Conner <jconner@apple.com>
4729 PR rtl-optimization/23241
4730 * combine.c (simplify_comparison): Fix error in determining
4731 whether to lift a subreg from comparison.
4733 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4736 * config/rs6000/altivec.md (vec_init<mode>): New.
4737 (vec_set<mode>): New.
4738 (vec_extract<mode>): New.
4739 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4740 (rs6000_expand_vector_set): New.
4741 (rs6000_expand_vector_extract): New.
4742 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4743 for Altivec modes before reload.
4744 (altivec_expand_vec_init_builtin): New.
4745 (get_element_number): New.
4746 (altivec_expand_vec_set_builtin): New.
4747 (altivec_expand_vec_ext_builtin): New.
4748 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4750 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4752 * config/rs6000/rs6000.h (rs6000_builtins): Add
4753 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4754 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4755 * config/rs6000/rs6000-protos.h: Declare new functions.
4757 2005-08-08 Jan Hubicka <jh@suse.cz>
4759 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4760 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4761 * i386.md (movdi*): Use pic_32bit_operand.
4762 * predicates.md (pic_32bit_operand): New.
4764 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4767 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4769 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4771 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4772 (test_for_singularity): Use fold_build2.
4774 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4776 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4778 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4780 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4781 (COMMON_ASM_OP) Define.
4782 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4783 (ix86_encode_section_info): Likewise.
4784 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4785 SUBTARGET_ENCODE_SECTION_INFO.
4787 2005-08-06 Richard Henderson <rth@redhat.com>
4790 * tree-nested.c (convert_local_reference): Save and restore val_only
4791 around component_ref and friends. Clear walk_subtrees by default.
4793 2005-08-06 Peter O'Gorman <peter@pogma.com>
4796 * gcc.c (process_command): Check the argument to -b has a dash.
4797 * doc/invoke.texi: Update -b and -V docs.
4799 2005-08-06 James E Wilson <wilson@specifix.com>
4801 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4803 2005-08-06 Michael Matz <matz@suse.de>
4805 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4806 member only if only one insn is associated with the value.
4808 2005-08-06 Nick Clifton <nickc@redhat.com>
4810 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4812 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4813 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4814 Check symbol flags instead of symbol name mangling.
4815 (xstormy16_asm_output_aligned_common): Likewise. Also
4816 simplify code since the bss100_section cass is the only case
4817 where the below100 code will be triggered.
4818 (xstormy16_encode_section_info): Encode below100 attribute
4819 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4821 (xstormy16_strip_name_encoding): Delete - this function is no
4823 (TARGET_STRIP_NAME_ENCODING): Undefine.
4824 * config/stormy16/stormy16-protos.h: Delete prototype for
4825 xstormy16_strip_name_encoding.
4827 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4829 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4830 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4831 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4832 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4833 config/alpha/predicates.md, config/arc/arc.h,
4834 config/arm/arm.h, config/arm/ieee754-df.S,
4835 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4836 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4837 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4838 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4839 config/m68hc11/m68hc11.h, config/mips/mips.c,
4840 config/mips/mips.h, config/mips/openbsd.h,
4841 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4842 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4843 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4844 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4845 config/sparc/linux.h, config/sparc/linux64.h,
4846 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4847 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4848 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4849 typos. Follow spelling conventions.
4851 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4854 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4855 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4856 specially. Check for side effects only for COND_EXPR.
4857 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4858 return with TREE_NO_WARNING.
4860 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4862 PR rtl-optimization/23233
4863 * loop.c (combine_movables): Require the modes to be the same.
4864 (move_movables): Remove handling of cases where the replacement
4865 had a different mode to the original.
4867 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4869 PR tree-optimization/23128
4870 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4871 subtraction wrap, and set TREE_OVERFLOW if they do.
4873 2005-08-05 Richard Henderson <rth@redhat.com>
4876 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4877 FORCED_LABEL labels.
4879 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4882 * reload.c (find_reloads_subreg_address): Pass down TYPE
4883 unchanged. Change all callers except find_reloads_toplev.
4885 2005-08-05 Michael Matz <matz@suse.de>
4887 * genattrtab.c (current_alternative_string): Remove.
4888 (SIMPLIFY_ALTERNATIVE): Ditto.
4889 (attr_alt_bit_p): Ditto.
4890 (alternative_name): Make const char *.
4891 (evaluate_eq_attr): Remove use of above things.
4892 (simplify_test_exp): Ditto.
4893 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4894 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4896 2005-08-04 James E Wilson <wilson@specifix.com>
4898 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4899 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4900 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4901 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4902 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4904 2005-08-04 Richard Henderson <rth@redhat.com>
4907 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4908 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4909 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4910 if we'd have to instantiate too many members.
4912 2005-08-04 Richard Henderson <rth@redhat.com>
4915 * tree-outof-ssa.c (coalesce_asm_operands): New.
4916 (coalesce_ssa_name): Use it. Split out ...
4917 (coalesce_phi_operands, coalesce_result_decls): ... these.
4919 2005-08-04 Paul Brook <paul@codesourcery.com>
4921 * read-rtl.c (read_quoted_string): Break if EOF.
4923 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4925 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4926 (fold_build2): Likewise.
4927 (fold_build3): Likewise.
4928 (fold_build1_stat): New function prototype.
4929 (fold_build2_stat): Likewise.
4930 (fold_build3_stat): Likewise.
4931 * fold-const.c (fold_build1): Rename to ..
4932 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4933 through to build1_stat.
4934 (fold_build2): Rename to ..
4935 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4936 through to build2_stat.
4937 (fold_build3): Rename to ..
4938 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4939 through to build3_stat.
4941 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4942 Ian Lance Taylor <ian@airs.com>
4944 * function.c (assign_stack_local_1): Do not correct stack slot
4945 address if allocation size is smaller than mode size.
4947 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4950 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4951 (tree_merge_blocks): Propagate anything allowed by
4953 Clarify documentation.
4954 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4955 SSA form, schedule an update if necessary.
4957 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4959 * doc/install.texi (Binaries): Remove broken link to
4960 Sinix/Reliant Unix binaries.
4962 2005-08-03 Richard Henderson <rth@redhat.com>
4965 * function.c (stack_protect_epilogue): Export.
4966 * tree.h (stack_protect_epilogue): Declare.
4967 * calls.c (expand_call): Call it.
4969 2005-08-03 Eric Christopher <echristo@apple.com>
4971 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4972 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4975 2005-08-04 Jan Hubicka <jh@suse.cz>
4977 * profile.c (branch_prob): Split edges with goto locus on them
4978 to get proper line counts.
4979 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4981 2005-08-03 Paul Brook <paul@codesourcery.com>
4983 * function.c (assign_parms): Round current_function_args_size
4984 to PARM_BOUNDARY, not STACK_BOUNDARY.
4986 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4988 * config/i386/i386.c (x86_elf_aligned_common)
4989 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4991 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4993 PR tree-optimization/23157
4994 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4995 before emitting them.
4997 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4999 PR tree-optimization/19899
5000 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5001 * tree-scalar-evolution.c: Include real.h.
5002 (add_to_evolution): Build constant -1 of correct type.
5004 2005-08-03 Jan Hubicka <jh@suse.cz>
5006 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5007 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5008 profile updating for complette unrolling.
5009 * loop-unroll.c (peel_loop_completely): Use it.
5010 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5011 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5014 2005-08-03 Paul Brook <paul@codesourcery.com>
5016 * combine.c (can_change_dest_mode): New function.
5017 (try_combine, simplify_set): Use it.
5019 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5021 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5024 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5026 * doc/install.texi (Specific): Adjust link to openavr.org.
5027 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5028 (Binaries): Adjust HP-UX Porting Center link.
5029 (Binaries): Adjust Free Software Foundation ordering link.
5031 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5033 * convert.c (convert_to_integer): Use fold_build1 instead of
5034 build1 when converting an integer to an integer.
5036 2005-08-02 Richard Henderson <rth@redhat.com>
5038 * combine.c (combine_instructions): Don't use reg_equal/equiv
5039 results if the mode doesn't match.
5041 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5043 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5044 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5046 2005-08-02 Richard Henderson <rth@redhat.com>
5049 * explow.c (memory_address): Remove special-case for
5050 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5052 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5055 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5056 number of calls to cleanup_tree_cfg_1.
5058 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5060 * doc/invoke.texi: document file extensions .F90 and .F95
5062 2005-08-02 Richard Guenther <rguenther@suse.de>
5064 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5065 positive if its first argument is positive.
5067 2005-08-02 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/23177
5070 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5073 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5075 PR tree-optimization/23129
5076 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5077 varying for divisions with anti-ranges.
5079 2005-08-02 Jan Hubicka <jh@suse.cz>
5081 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5082 * tree-ssa-threadupdate.c (thread_block): Add it here.
5084 2005-08-01 James E Wilson <wilson@specifix.com>
5086 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5087 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5088 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5090 * config/mips/predicates.md (const_call_insn_operand): Add check for
5091 SYMBOL_REF_LONG_CALL_P.
5092 * doc/extend.texi (long_call): Document the new attribute.
5094 2005-08-01 Ian Lance Taylor <ian@airs.com>
5095 Richard Henderson <rth@redhat.com>
5097 * Makefile.in (RTL_BASE_H): Add real.h.
5098 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5100 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5102 * rtl.c (rtl_check_failed_code_mode): New.
5103 * rtl.h (struct rtx_def): Add u.rv.
5104 (XCMWINT, XCNMPRV): New.
5105 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5106 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5108 2005-08-01 Richard Henderson <rth@redhat.com>
5110 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5111 with auto-inc codes.
5113 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5115 2005-08-01 Jan Hubicka <jh@suse.cz>
5117 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5118 * i386.c: Include dwarf2.h
5119 (asm_preferred_eh_data_format): New.
5120 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5122 2005-08-01 Ian Lance Taylor <ian@airs.com>
5124 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5125 randomize_va_space for virtual address randomization control.
5127 2005-08-01 Steven Bosscher <stevenb@suse.de>
5129 * common.opt (flag_ipa_cp): Put in right place to maintain
5132 2005-08-01 Jan Hubicka <jh@suse.cz>
5134 * profile.c (compute_value_histograms): Fix thinko.
5135 * value-prof.c: Include toplev.h
5136 (check_counter): New function.
5137 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5138 tree_mod_subtract_transform): Add sanity check.
5140 2005-08-01 Richard Guenther <rguenther@suse.de>
5142 PR tree-optimization/23133
5143 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5144 current functions parameter decls to find defs to cse
5147 2005-08-01 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/23109
5150 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5151 If trapping math is in effect, use post-dominator information
5152 to check if we'd in any case reach a trapping point before
5153 doing the reciprocal insertion.
5154 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5155 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5156 expressions are invariant only if trapping math is not in effect.
5158 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5160 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5161 cgraph_function_versioning): New declarations.
5162 * cgraphunit.c: Add include to ipa-prop.h.
5163 (update_call_expr, cgraph_copy_node_for_versioning,
5164 cgraph_function_versioning): New functions.
5165 * integrate.c (copy_decl_for_inlining): Remove.
5166 * ipa-prop.h (ipa_replace_map): New struct.
5167 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5168 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5169 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5170 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5171 ipcp_iterate_stage, ipcp_method_scale_print,
5172 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5173 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5174 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5175 ipcp_update_bb_counts, ipcp_update_profiling,
5176 ipcp_update_edges_counts): New functions.
5177 (ipcp_method_cval_init): Remove restriction regarding local methods.
5178 (ipcp_init_stage): Add ipcp_method_compute_scale.
5179 (ipcp_insert_stage): Add versioning.
5180 (ipcp_structures_print): Add ipcp_method_scale_print.
5181 (ipcp_driver): Dump profiling info.
5182 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5183 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5184 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5185 (struct inline_data): Add versioning_p, ipa_info, new fields.
5186 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5187 declare_return_variable): Replace calls to copy_decl_for_inlining with
5189 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5191 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5192 Add argument VERSIONING.
5193 (copy_arguments_for_versioning, copy_static_chain,
5194 function_versionable_p, tree_versionable_function_p,
5195 tree_function_versioning, replace_ref_tree): New functions.
5196 * tree-inline.h: Include varray.h.
5197 (tree_versionable_function_p, tree_function_versioning,
5198 tree copy_decl_for_dup): New declarations.
5200 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5202 * ipa-cp.c: New file. Contains IPCP specific functionality.
5203 * ipa-prop.h: New file. Contains structures/definitions that can be
5204 used by several interprocedural data flow optimizations (and also IPCP).
5205 * ipa-prop.c: New file.
5206 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5207 * common.opt: Add ipa-cp flag.
5208 * timevar.def: Add IPCP optimization.
5209 * tree-optimize.c (init_tree_optimization_passes): Schedule
5211 * tree-pass.h (pass_ipa_cp): Declare.
5213 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5215 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5216 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5217 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5218 config/i386/i386.c, config/mips/mips.h,
5219 config/rs6000/rs6000.h, config/sh/sh.c,
5220 config/stormy16/stormy16.c: Fix comment typos.
5222 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5225 * c-typeck.c (build_binary_op): Use common_type wrapper on
5227 (common_type): Update comment.
5229 2005-07-31 Steven Bosscher <stevenb@suse.de>
5232 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5233 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5234 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5236 2005-07-31 Jan Hubicka <jh@suse.cz>
5238 * pretty-print.h (pp_widest_integer): New macro.
5239 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5242 2005-07-31 Jan Hubicka <jh@suse.cz>
5244 * output.h (enum section_category): Export from varasm.c
5245 (categorize_decl_for_section): Likewise.
5246 * varasm.c (enum section_category): Kill.
5247 (categorize_decl_for_section): Make global.
5248 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5250 * i386.c (ix86_section_threshold): New static variable.
5251 (ix86_in_large_data_p, ix86_encode_section_info,
5252 x86_64_elf_unique_section,
5253 x86_64_elf_select_section): New functions.
5254 (TARGET_ENCODE_SECTION_INFO): Define
5255 (override_options): Enable medium model for PIC.
5256 (ix86_expand_prologue): Expand gen_set_got_rex64.
5257 (legitimate_constant_p): Handle new UNSPECs.
5258 (legitimate_pic_address_disp_p): Likewise.
5259 (legitimize_pic_address): Lower MEDIUM model addressing.
5260 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5261 (enum cmodel): Add MEDIUM_PIC.
5262 (SYMBOL_REF_FAR_ADDR_P): New macro.
5263 (SYMBOL_FLAG_FAR_ADDR): New flag.
5264 * i386.md (movdi): Support medium model.
5265 (set_got_rex64): New pattern.
5266 * i386.opt (mlarge-data-threshold): New flag.
5267 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5268 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5269 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5270 TARGET_ASM_UNIQUE_SECTION): New.
5272 * invoke.texi (-mlarge_data_threshold): Document
5274 2005-07-31 Jan Hubicka <jh@suse.cz>
5276 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5277 (coalesce_vars): Likewise.
5278 * tree-ssa-live.c (coalesce_cost): New.
5279 (build_tree_conflict_graph): Use coalesce_cost.
5280 * tree-ssa-live.h (coalesce_cost): Declare.
5282 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5284 * arm.md (all peepholes for post-increment operations): Delete.
5285 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5286 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5287 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5288 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5289 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5291 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5293 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5296 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5299 * doc/invoke.texi: Document -rdynamic.
5301 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5304 * c-parser.c (c_parser_parms_list_declarator): Call
5305 mark_forward_parm_decls.
5306 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5307 decls with visibility structure.
5309 2005-07-30 Paul Brook <paul@codesourcery.com>
5311 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5313 2005-07-30 Paul Brook <paul@codesourcery.com>
5315 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5317 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5319 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5321 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5324 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5325 nested function declarators.
5326 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5327 (grokparms): Call warn_if_shadowing for parameters used within the
5329 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5330 not used within the parameter list.
5331 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5333 2005-07-30 Jan Hubicka <jh@suse.cz>
5335 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5336 * i386.c (ix86_fixup_binary_operands): Likewise.
5337 (ix86_expand_unary_operator): Likewise.
5338 (ix86_expand_fp_absneg_operator): Likewise.
5339 * optabs.c (expand_vec_cond_expr): Validate dest.
5341 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5344 * real.c (real_from_string): Also set last bit if there is a
5345 nonzero hex digit beyond GCC's internal precision after ".".
5347 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5349 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5350 define_constants. Change duplicate values to unassigned numbers.
5351 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5352 (*altivec_vspltsf): New.
5353 (altivec_vperm_v4sf): Delete.
5354 (altivec_vperm_<mode>): Use mode macro V.
5355 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5356 (altivec_predicate_v4sf): Delete.
5357 (altivec_predicate_<mode>): Use mode macro V.
5358 (*altivec_lvesfx): New.
5359 (*altivec_stvesfx): New.
5360 (vec_realign_load_v4sf): Delete.
5361 (vec_realign_load_<mode>): Use mode macro V.
5362 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5365 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5368 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5370 * configure: Regenerated.
5372 2005-07-29 Paul Brook <paul@codesourcery.com>
5374 * doc/install.texi: Add link to GFortran binaries wiki page.
5376 2005-07-29 David Ung <davidu@mips.com>
5378 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5379 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5380 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5381 * config/mips/mips.md (cpu): Add 5kf name.
5382 (includes): Includes 5k.md.
5383 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5384 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5387 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5390 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5391 (cleanup_tree_cfg): ... here.
5392 Call cleanup_tree_cfg_1 until there are no more cleanups to
5395 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5397 * tree-vrp.c (compare_range_with_value): Return true or false
5398 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5399 EQ_EXPR respectively.
5401 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5403 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5406 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5408 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5409 (tree_ssa_dominator_optimize): Increment it.
5410 (dump_dominator_optimization_stats): Print it.
5412 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5413 Steven Bosscher <stevenb@suse.de>
5415 PR rtl-optimization/23117
5416 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5417 when head == tail. Tidy comment.
5419 2005-07-28 Richard Henderson <rth@redhat.com>
5421 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5422 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5423 * jump.c (rtx_renumbered_equal_p): Likewise.
5424 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5425 CONST_INT and CONST_DOUBLE.
5426 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5427 * reload.c (operands_match_p): Special case CONST_INT and
5428 CONST_DOUBLE; check mode earlier.
5430 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5433 * c-typeck.c (convert_for_assignment): Do not check
5434 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5436 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5439 * c-typeck.c (composite_type): Prefer constant size arrays to
5442 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5445 * real.c (real_from_string): Set last bit if there is a nonzero
5446 hex digit beyond GCC's internal precision.
5448 2005-07-28 Richard Henderson <rth@redhat.com>
5451 * cfgcleanup.c (try_forward_edges): Watch out for end of
5454 2005-07-28 James E Wilson <wilson@specifixinc.com>
5457 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5459 2005-07-28 Jan Hubicka <jh@suse.cz>
5461 * Makefile.in (rtl-profile.o): Kill all traces of it.
5462 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5463 * coverage.h (rtl_coverage_counter_ref): Kill.
5464 * opts.c (flag_speculative_prefetching_set): Kill.
5465 (flag_loop_optimize_set): New.
5466 (common_handle_option): Disable loop optimizer when profiling;
5467 do not handle speculative prefetching.
5468 * passes.c (init_optimization_passes): Replace pass_profiling combo
5469 by branch_prob pass.
5470 * profile.c (compute_value_histograms): Update for simplified value
5472 (rtl_register_profile_hooks): Kill.
5473 (pass_profiling): Kill.
5474 (rest_of_handle_branch_prob): Do not profile.
5475 * toplev.c (process_options): Remove speculative prefetching.
5476 * toplev.h (flag_tree_based_profiling): Kill.
5477 * tree-profile.c (prepare_instrumented_value,
5478 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5479 tree_gen_one_value_profiler, do_tree_profiling): Update for
5480 simplified datastructures.
5481 * value-prof.c: Add comment that speculative prefetching was dropped;
5482 update rest of file for simplified datastructures.
5483 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5484 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5485 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5486 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5487 rtl_mod_subtract, gen_speculative_prefetch,
5488 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5489 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5490 (gate_handle_value_profile_transformations,
5491 rest_of_handle_value_profile_transformations,
5492 pass_value_profile_transformations): Kill.
5493 * value-prof.h (histogram_value_t): Remove IL based unions.
5494 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5495 rtl_profile_hooks): Remove hooks.
5497 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5499 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5500 (cgraph_clone_node): Likewise.
5501 * cgraph.h (cgraph_clone_edge): Update prototype.
5502 (cgraph_clone_node): Likewise.
5503 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5505 (lookup_recursive_calls): Consider profile.
5506 (cgraph_decide_recursive_inlining): Fix updating; use new
5507 probability argument; use profile.
5508 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5509 * tree-inline.c (copy_bb): Update clal of clone_edge.
5510 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5512 * invoke.texi (min-inline-recursive-probability): Document.
5514 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5516 * doc/install.texi (Configuration): Update Valgrind homepage.
5518 2005-07-28 Richard Henderson <rth@redhat.com>
5521 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5522 labels we want to delete.
5523 (cfg_layout_merge_blocks): Likewise.
5525 2005-07-28 Richard Henderson <rth@redhat.com>
5528 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5529 when expanding to nothing.
5531 2005-07-28 Josh Conner <jconner@apple.com>
5533 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5534 (cgraph_decide_inlining_of_small_functions): Likewise.
5536 2005-07-28 Josh Conner <jconner@apple.com>
5538 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5539 direction of badness if negative.
5540 (cgraph_default_inline_p): Add reason to parameters, and assign it
5542 (cgraph_decide_inlining_of_small_functions): New parameter in call
5543 to cgraph_default_inline_p.
5544 (cgraph_decide_inlining_incrementally): Likewise.
5545 * cgraphunit.c (decide_is_function_needed): Likewise.
5546 * cgraph.h (cgraph_default_inline_p): Likewise.
5548 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5550 * builtins.c: Fix comment typo(s).
5551 * genautomata.c: Likewise.
5552 * gimplify.c: Likewise.
5553 * tree-dfa.c: Likewise.
5554 * tree-flow-inline.h: Likewise.
5555 * tree-into-ssa.c: Likewise.
5556 * tree-ssa-alias.c: Likewise.
5557 * tree-ssa-ccp.c: Likewise.
5558 * tree-ssa-copy.c: Likewise.
5559 * tree-ssa-dce.c: Likewise.
5560 * tree-ssa-dom.c: Likewise.
5561 * tree-ssa-operands.c: Likewise.
5562 * tree-tailcall.c: Likewise.
5563 * tree-vectorizer.c: Likewise.
5564 * tree-vrp.c: Likewise.
5567 2005-07-28 Jeff Law <law@redhat.com>
5569 * tree-vrp.c (test_for_singularity): Extracted from ...
5570 (simplify_cond_using_ranges): Attempt to simplify a relational
5571 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5573 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5575 PR tree-optimization/22506
5576 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5577 phis whose argument is constant.
5579 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5581 PR rtl-optimization/18992
5582 Back out this patch:
5583 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5584 PR optimization/12142
5585 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5586 uses of the register in the SET_SRC. Remove unnecessary argument.
5588 Replace it with this:
5589 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5590 if flag_non_call_exceptions is set and the insn may trap, pass
5591 pc_rtx as dest for recursion.
5592 In SET_SRC part of SET case, if dest is already set, pass it down
5595 2005-07-28 Jan Hubicka <jh@suse.cz>
5597 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5598 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5599 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5601 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5602 profile when available.
5604 2005-07-28 Jan Beulich <jbeulich@novell.com>
5606 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5607 (ia64_print_operand): Describe and handle 'X'.
5608 (ia64_register_move_cost): Also handle FP_REGS.
5609 (ia64_preferred_reload_class): Likewise.
5610 (ia64_secondary_reload_class): Likewise.
5611 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5612 it. Also check for ITANIUM_CLASS_FLDP.
5613 * config/ia64/ia64.h (FP_REGNO_P): New.
5614 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5615 (reg_class): Add FP_REGS.
5616 (REG_CLASS_NAMES): Adjust for it.
5617 (REG_CLASS_CONTENTS): Likewise.
5618 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5619 (REG_CLASS_FROM_LETTER): Handle 'x'.
5620 (CLASS_MAX_NREGS): Handle FP_REGS.
5621 (MEMORY_MOVE_COST): Likewise.
5622 * config/ia64/ia64.md (itanium_class): Add fldp.
5623 (type): Handle fldp.
5624 (movti_internal): More allowable operand combinations. Use ldfp8 when
5625 splitting unnecessary. Remove predicable attribute. Adjust
5626 itanium_class attribute.
5627 (smuldi3_highpart): Remove outdated comment.
5628 (mulditi3, umulditi3, rotlti3): New expanders.
5629 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5630 (absti2): Disabled new insn for future reference.
5631 Respective new splitters.
5632 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5633 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5634 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5636 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5638 PR rtl-optimization/23047
5639 * simplify-rtx.c (simplify_const_relational_operation): Respect
5640 flag_wrapv for comparisons with ABS.
5642 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5644 PR tree-optimization/22493
5645 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5646 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5648 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5650 * config/frv/frv.opt (moptimize-membar): New.
5652 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5654 * config/frv/frv.h: Remove machine_function definition.
5656 * config/frv/frv.c (struct frv_io): New.
5657 (struct machine_function): Moved from frv.h. Add has_membar_p.
5658 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5659 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5660 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5661 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5662 (frv_reorg): Call frv_optimize_membar when appropriate.
5663 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5664 (frv_expand_builtin): Adjust calls accordingly.
5665 (frv_io_address_cookie): New function.
5666 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5667 load or store rather than a special insn. Add ccnstant address and
5668 io-type operands to the membar.
5669 (frv_ifcvt_modify_tests): Unsign regno.
5670 (frv_ifcvt_modify_tests): Same.
5672 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5673 UNSPEC_OPTIONAL_MEMBAR constant.
5674 (builtin_read_<mode>): Delete.
5675 (builtin_write_<mode>): Delete.
5676 ("optional_membar_<mode>"): Add operand.
5678 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5679 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5680 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5681 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5682 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5683 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5684 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5685 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5686 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5688 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5690 * df.c (df_uses_record): Handle SCRATCH.
5692 2005-07-28 Steven Bosscher <stevenb@suse.de>
5695 * passes.c (rest_of_decl_compilation): If decl is a type and
5696 we have encountered errors, don't emit debug information.
5698 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5700 * params.def: Fixed comment.
5702 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5705 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5706 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5707 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5709 2005-07-27 Steven Bosscher <stevenb@suse.de>
5712 * varasm.c (assemble_start_function): Don't do anything that may
5713 require a CFG if the current function is a thunk.
5715 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5717 * doc/install.texi (Prerequisites): Mention that perl is needed
5718 to do export control in libstdc++ targetting Darwin.
5720 2005-07-27 Steven Bosscher <stevenb@suse.de>
5722 PR rtl-optimization/17808
5723 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5724 (sched_insns_conditions_mutex_p): Split out from...
5725 (add_dependence): ...here. But don't call it from here.
5726 (add_dependence_list): Check sched_insns_conditions_mutex_p
5727 before calling add_dependence.
5728 (add_dependence_list_and_free): Likewise.
5729 (fixup_sched_groups): Likewise.
5730 (sched_analyze_1): Likewise.
5731 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5732 (sched_analyze): Likewise.
5733 (sched_analyze_insn): Likewise.
5734 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5735 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5736 dependencies on all COND_EXEC insns to jumps ending basic blocks
5737 when doing intrablock scheduling.
5738 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5740 2005-07-27 Jeff Law <law@redhat.com>
5742 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5743 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5744 equivalency sets, correctly handle the case were vr0 has an
5745 equivalency set, but vr1 does not.
5747 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5749 PR tree-optimization/23073
5750 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5751 vect_print_dump_info before fprintf.
5753 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5755 PR tree-optimize/22348
5756 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5757 Fold the partial computation.
5759 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5761 PR tree-optimization/22325
5762 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5764 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5766 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5767 (force_var_cost): ... this function.
5768 (compute_phi_arg_on_exit): Export.
5770 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5772 PR tree-optimization/20773
5773 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5776 2005-07-27 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5779 Avoid pushing again if current struct contains only
5780 fields we decomposed.
5782 2005-07-27 Jan Hubicka <jh@suse.cz>
5784 PR tree-optimization/22574
5785 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5788 * tree-tailcall.c (decrease_profile): New function.
5789 (eliminate_tail_call): Use it.
5791 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5792 visibility flags correctly in whole program mode.
5794 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5796 PR rtl-optimization/22472
5797 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5799 2005-07-26 Steven Bosscher <stevenb@suse.de>
5801 PR tree-optimization/22504
5802 * tree-complex.c (expand_complex_addition): Use 'code' instead
5803 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5805 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5807 * config.gcc (cpu_type): Add frv case.
5808 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5809 (supported_defaults): Add fr550 case.
5811 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5814 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5815 whether a pointer of type T * may point to objects of type T *.
5817 2005-07-26 DJ Delorie <dj@redhat.com>
5819 * configure: Regenerate.
5821 2005-07-26 Dale Johannesen <dalej@apple.com>
5823 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5825 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5827 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5828 Clarify use of "build" in name.
5830 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5832 * doc/extend.texi (Raw read/write Functions): New section.
5833 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5834 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5835 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5836 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5837 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5838 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5839 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5840 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5841 * config/frv/frv.c: Add bdesc_loads global.
5842 Add bdesc_stores global.
5843 (frv_init_builtins): Add support for __builtin_{read/write}*.
5844 (frv_volatile_memref): New.
5845 (frv_expand_load_builtin): New.
5846 (frv_expand_store_builtin): New.
5847 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5848 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5849 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5850 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5851 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5852 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5853 (builtin_read_<mode>): New.
5854 (builtin_write_<mode>): New.
5855 (builtin_write64): New.
5856 (optional_membar_<mode>): New.
5858 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5860 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5861 (rather than units) against HOST_BITS_PER_WIDE_INT.
5863 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5865 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5866 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5867 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5868 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5871 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5872 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5873 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5875 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5877 2005-07-26 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/22486
5880 * fold-const.c (fold_unary): Fold away useless component
5881 references of the form (T *)&T.x, if the address
5884 2005-07-25 James E Wilson <wilson@specifixinc.com>
5886 * dwarf2out.c (add_call_src_coords_attributes): New.
5887 (gen_inlined_subroutine_die): Call it.
5888 (maybe_emit_file, init_file_table): Add comments.
5889 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5891 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5892 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5893 * tree.h (BLOCK_SOURCE_LOCATION): New.
5894 (struct tree_block): New field locus.
5896 2005-07-26 Andreas Schwab <schwab@suse.de>
5898 PR rtl-optimization/23043
5899 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5900 when allocating a struct unoccr.
5902 2005-07-25 Richard Henderson <rth@redhat.com>
5905 * tree-complex.c (gate_no_optimization): True if errors.
5906 * Makefile.in (tree-complex.o): Update dependencies.
5908 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5910 * config/frv/predicates.md (integer_register_operand): Use
5913 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5916 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5918 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5920 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5922 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5923 types when flag_unsafe_math_optimizations is true.
5925 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5927 * gcc.c (option_map): Add --sysroot.
5928 (process_command): Handle --sysroot.
5929 (display_help): Document it.
5930 * doc/cppopts.tex (-isysroot): Document.
5931 * doc/invoke.texi (--sysroot): Document.
5932 * doc/install.texi (--with-build-sysroot): Document.
5934 * Makefile.in (inhibit_libc): New variable.
5935 (INHIBIT_LIBC_CFLAGS): Likewise.
5936 (LIBGCC2_CFLAGS): Include
5937 $(INHIBIT_LIBC_CFLAGS).
5938 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5939 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5940 ($(T)crtend.o): Likewise.
5941 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5942 ($(T)crtendS.o): Likewise.
5943 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5944 ($(T)crtendT.o): Likewise.
5945 (stmp-fixinc): Do not complain about missing headers if
5947 * configure.ac (inhibit_libc): Set it to true/false.
5948 (--with-build-sysroot): New option. Use it to set
5950 * configure: Regenerated.
5952 2005-07-25 Manfred Hollstein <mh@suse.com>
5954 * calls.c (store_one_arg): Fix unsigned comparison warning.
5956 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5959 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5960 (ggc_print_statistics): Initialize variable before use.
5962 2005-07-25 Richard Guenther <rguenther@suse.de>
5964 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5965 calling with a PHI_NODE argument.
5967 * tree-flow-inline.h (overlap_subvar): Protect against
5970 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5972 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5973 * configure: Regenerate.
5975 2005-07-25 Ira Rosen <irar@il.ibm.com>
5977 * expr.c (highest_pow2_factor): Make extern.
5978 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5979 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5980 record_array_differ_p, array_ptr_differ_p): Likewise.
5981 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5982 additional cases. Call the above functions.
5983 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5984 base_object_differ_p when there are two base objects. Otherwise, compare
5985 base address and offset. Call may_alias_p.
5986 (dump_data_reference): Use a correct field name.
5987 (analyze_array): Make static. Initialize new data-ref fields.
5988 (analyze_indirect_ref): New function.
5989 (init_data_ref): Initialize new data-ref fields.
5990 (strip_conversion): Moved from tree-vect-analyze.c.
5991 (analyze_offset_expr, get_ptr_offset, address_analysis,
5992 object_analysis): Likewise.
5993 (analyze_offset): New function.
5994 (create_data_ref): Likewise.
5995 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5996 dimensions for ARRAY_REFs only.
5997 (build_classic_dist_vector): Make static.
5998 (access_functions_are_affine_or_constant_p): Call macro to get the
5999 address of access functions.
6000 (compute_all_dependences): Add new parameter
6001 compute_self_and_read_read_dependences. Compute self and read-read
6002 dependences if it is true.
6003 (find_data_references_in_loop): Call create_data_ref. Initialize new
6005 (compute_data_dependences_for_loop): Add new parameter
6006 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6007 compute nb_loops. Call compute_all_dependences,
6008 build_classic_dist_vector and build_classic_dir_vector with correct
6010 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6011 with correct parameters. Compare dimensions for ARRAY_REFs only.
6012 (free_data_refs): Call macro to free access functions.
6013 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6014 fields from stmt_vinfo.
6015 (struct base_object_info): New structure.
6016 (struct data_reference): Move fields to base_object_info. Add fields
6017 first_location and object_info for above structures. Move fields from
6018 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6019 aligned_to. Add macros to access the new fields.
6020 Update functions declarations.
6021 * tree-flow.h (is_aliased_with): Declare.
6022 * tree-loop-linear.c (linear_transform_loops): Call
6023 compute_data_dependences_for_loop with correct parameters.
6024 * tree-ssa-alias.c (is_aliased_with): New function.
6025 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6026 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6027 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6028 vect_base_addr_differ_p, compute_subscript_distance and
6029 build_classic_dist_vector. Add printings. Check absolute value of
6031 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6033 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6034 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6035 to bytes. Add printing.
6036 (vect_compute_data_refs_alignment): Go through loads and stores in one
6038 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6039 vect_analyze_data_ref_access): Likewise.
6040 (vect_analyze_pointer_ref_access): Remove.
6041 (vect_address_analysis, vect_object_analysis): Likewise.
6042 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6043 and analyze data-refs in the loop.
6044 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6045 fields of data-ref instead of stmt. Add init to the offset from the
6047 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6048 (vect_update_init_of_dr): Likewise.
6049 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6050 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6052 (new_loop_vec_info): Initialize new fields.
6053 (destroy_loop_vec_info): Free new fields.
6054 (vect_strip_conversion): Remove.
6055 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6056 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6057 datarefs. Add new field ddrs.
6058 Add macros for the new fields access.
6059 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6060 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6061 Remove their macros.
6062 * tree.h (highest_pow2_factor): Declare.
6064 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6066 * calls.c (store_one_arg): Check for sibling call MEM arguments
6067 from already clobbered incoming argument area.
6069 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6071 * c-common.c (check_missing_format_attribute): New.
6072 * c-common.h (check_missing_format_attribute): Likewise.
6073 * c-typeck.c (convert_for_assignment): Use it.
6075 2005-07-24 Andreas Schwab <schwab@suse.de>
6077 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6078 register use a word move. Correct operand of ext.w in 68000 code.
6080 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6082 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6083 variables as declarations, rather than definitions.
6085 2005-07-24 Ira Rosen <irar@il.ibm.com>
6087 PR tree-optimization/22526
6088 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6091 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6093 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6094 that C99 reserve for future use. Use it to define clog10,
6095 clog10f and clog10l.
6097 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6099 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6100 * configure.ac: Check for -Wmissing-format-attribute.
6102 * configure: Regenerate.
6104 2005-07-23 Richard Henderson <rth@redhat.com>
6106 PR tree-optimization/22623
6107 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6109 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6112 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6114 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * Makefile.in (C_TREE_H): Update dependencies.
6117 * c-tree.h: Include toplev.h.
6118 * diagnostic.h (diagnostic_set_info): Add format attribute.
6119 * rtl-error.c (diagnostic_for_asm): Likewise.
6121 2005-07-23 Chao-ying Fu <fu@mips.com>
6123 * config/mips/mips-dsp.md: New file.
6124 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6125 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6127 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6128 MIPS_BUILTIN_BPOSGE32.
6129 (mips_expand_builtin_direct): Add one parameter to indicate that
6130 builtin functions need to return a value.
6131 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6133 (mips_regno_to_class): Add classes for 12 new DSP registers.
6134 (mips_subword): Change to check four HI registers.
6135 (mips_output_move): Output move to and from 6 new DSP accumulators.
6136 (override_options): Make sure -mdsp and -mips16 are not used together.
6137 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6139 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6141 (print_operand): Add 'q' for printing DSP accumulators.
6142 (mips_cannot_change_mode_class): Check ACC_REGS.
6143 (mips_secondary_reload_class): Check ACC_REGS.
6144 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6145 (mips_register_move_cost): Check ACC_REGS.
6146 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6147 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6148 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6149 (dsp_bdesc): New array.
6150 (bdesc_arrays): Add DSP builtin function table.
6151 (mips_prepare_builtin_arg): Check predicate again after
6153 (mips_expand_builtin): Add one more parameter to
6154 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6155 MIPS_BUILTIN_BPOSGE32.
6156 (mips_init_builtins): Initialize new function types.
6157 (mips_expand_builtin_direct): Check if builtin functions need to
6158 return a value and pass operands properly.
6159 (mips_expand_builtin_bposge): New function.
6160 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6161 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6162 (FIRST_PSEUDO_REGISTER): Increase to 188.
6163 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6164 Update for 12 new DSP registers.
6165 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6166 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6167 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6168 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6169 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6170 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6171 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6172 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6173 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6174 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6175 (REGISTER_NAMES): Add names for 12 new DSP registers.
6176 * config/mips/mips.md: Include mips-dsp.md.
6177 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6178 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6179 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6180 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6181 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6182 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6183 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6184 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6185 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6186 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6187 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6188 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6189 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6190 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6191 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6192 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6193 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6194 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6195 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6196 (UNSPEC_RDDSP): New constants.
6197 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6198 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6200 * config/mips/mips.opt (-mdsp): New option.
6201 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6202 (reg_imm10_operand): New predicates.
6203 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6204 * doc/invoke.texi (-mdsp): Document new option.
6206 2005-07-22 DJ Delorie <dj@redhat.com>
6208 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6210 * tree-inline.c (inlinable_function_p): Likewise.
6212 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6215 * toplev.c (check_global_declarations): Do not mark undefined
6216 variables as DECL_IGNORED_P.
6217 * varasm.c (first_global_object_name): GTY it.
6218 (weak_global_object_name): Likewise.
6219 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6220 a string to go into {weak,first}_global_object_name.
6222 2005-07-22 DJ Delorie <dj@redhat.com>
6224 * c-format.c (check_function_format): Change warning control
6225 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6227 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6229 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6230 &PTR->FLD a dereference of PTR.
6231 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6232 a potential dereference of PTR.
6234 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6236 PR rtl-optimization/20370
6237 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6238 call allocate_reg_info if necessary.
6240 PR rtl-optimization/21848
6241 * calls.c (emit_library_call_value_1): For const functions, add
6242 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6244 PR rtl-optimization/22445
6245 * cselib.c (target.h): Include.
6246 (rtx_equal_for_cselib_p): Allow commutative matches.
6247 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6248 Remove MODE parameter. Changed all callers.
6250 PR rtl-optimization/22258
6251 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6253 (try_combine): Use likely_spilled_retval_p.
6255 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6257 * config.gcc: Add crx-elf support.
6259 * doc/contrib.texi: Mention crx.
6260 * doc/extend.texi: Document crx extensions.
6261 * doc/install.texi: Document crx install.
6262 * doc/invoke.texi: Document crx options.
6263 * doc/md.texi: Document crx constraints.
6265 * config/crx/crx-protos.h: New file.
6266 * config/crx/crx.c: New file.
6267 * config/crx/crx.h: New file.
6268 * config/crx/crx.md: New file.
6269 * config/crx/crx.opt: New file.
6270 * config/crx/t-crx: New file.
6272 2005-07-22 Manfred Hollstein <mh@suse.com>
6274 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6276 (int_add_graph_edge): Likewise.
6277 (collapse_nodes): Likewise.
6278 (process_unification_queue): Likewise.
6280 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6281 Laurent GUERBY <laurent@guerby.net>
6283 PR tree-optimization/22336
6284 * function.c (record_block_change): Check for
6285 cfun->ib_boundaries_block.
6287 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6289 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6290 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6292 2005-07-21 DJ Delorie <dj@redhat.com>
6294 * toplev.c (warn_deprecated_use): Add warning control to warning
6296 * c-typeck.c (parser_build_binary_op): Likewise.
6297 (c_finish_if_stmt): Likewise.
6298 * c-common.c (check_function_sentinel): Likewise.
6299 (check_nonnull_arg): Likewise.
6301 2005-07-21 Richard Henderson <rth@redhat.com>
6304 * tree-complex.c (complex_ssa_name_components): New.
6305 (cvc_lookup): Allow entry not found.
6306 (create_components): Remove.
6307 (create_one_component_var, get_component_var): New.
6308 (get_component_ssa_name, set_component_ssa_name): New.
6309 (extract_component): Use get_component_ssa_name.
6310 (update_complex_components): Use set_component_ssa_name.
6311 (update_complex_components_on_edge): Likewise.
6312 (update_phi_components): Create new PHI nodes directly, instead
6313 of adding insns to edges.
6314 (tree_lower_complex): Allocate and free complex_variable_components
6315 and complex_ssa_name_components here.
6317 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6319 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6320 revert to returning false.
6322 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6325 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6327 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6330 * config/i386/i386.md (cmpxf): Change operand constraints
6331 to "nonmemory_operand".
6333 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6335 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6337 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6340 * fold-const.c (fold_build1): Add checksum for the operands.
6341 (fold_build2): Likewise.
6342 (fold_build3): Likewise.
6344 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6347 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6349 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6351 * common.opt (-fforward-propagate): Committed by mistake,
6354 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6356 * reg-stack.c: Fix comment typo(s).
6357 * tree-ssa-operands.c: Likewise.
6358 * tree-vectorizer: Likewise.
6360 2005-07-21 Nick Clifton <nickc@redhat.com>
6362 * config/sh/symbian.c: Replace C++ style line comments with C
6363 style line comments.
6364 (symbian_add_attribute): Do not use a ? operator on the LHS of
6366 (sh_symbian_handle_dll_attribute): Change the type of the
6367 method vector to "VEC(tree,gc)*" and use vector accessor
6368 macros to walk over the elements.
6369 (symbian_export_vtable_and_rtti_p): Likewise.
6370 (symbian_class_needs_attribute_p): Likewise.
6372 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6375 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6376 initialize targetm.resolve_overloaded_builtin here.
6377 (altivec_expand_overloaded_builtin): Make it non-static.
6378 * config/rs6000/rs6000-protos.h
6379 (altivec_expand_overloaded_builtin): New prototype.
6380 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6381 targetm.resolve_overloaded_builtin here.
6382 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6384 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6385 Zdenek Dvorak <dvorakz@suse.cz>
6387 PR tree-optimization/19210
6388 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6390 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6391 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6392 rely on unproven assumptions.
6393 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6394 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6395 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6396 to number_of_iterations_exit.
6397 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6398 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6399 * tree-ssa-loop-niter.c (find_loop_niter,
6400 estimate_numbers_of_iterations_loop): Likewise.
6401 (number_of_iterations_exit): Honor the new options.
6402 * doc/invoke.texi (Wunsafe-loop-optimizations,
6403 funsafe-loop-optimizations): Document them.
6405 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6407 PR rtl-optimization/22167
6408 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6410 2005-07-20 Adam Nemet <anemet@lnxw.com>
6412 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6413 __do_global_dtors_aux longcall.
6415 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6417 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6418 (old_special_pred_table): Don't reference
6419 SPECIAL_MODE_PREDICATES.
6420 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6421 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6422 * config/sh/predicates.h: Don't mention
6423 SPECIAL_MODE_PREDICATES.
6424 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6427 2005-07-20 DJ Delorie <dj@redhat.com>
6429 * config.gcc: Add m32c-elf support.
6431 * doc/contrib.texi: Mention m32c.
6432 * doc/extend.texi: Document m32c extensions.
6433 * doc/install.texi: Mention m32c.
6434 * doc/invoke.texi: Document m32c options.
6435 * doc/md.texi: Document m32c constraints.
6437 * config/m32c/addsub.md: New file.
6438 * config/m32c/bitops.md: New file.
6439 * config/m32c/cond.md: New file.
6440 * config/m32c/jump.md: New file.
6441 * config/m32c/m32c-lib1.S: New file.
6442 * config/m32c/m32c-lib2.c: New file.
6443 * config/m32c/m32c-modes.def: New file.
6444 * config/m32c/m32c-pragma.c: New file.
6445 * config/m32c/m32c-protos.h: New file.
6446 * config/m32c/m32c.abi: New file.
6447 * config/m32c/m32c.c: New file.
6448 * config/m32c/m32c.h: New file.
6449 * config/m32c/m32c.md: New file.
6450 * config/m32c/m32c.opt: New file.
6451 * config/m32c/minmax.md: New file.
6452 * config/m32c/mov.md: New file.
6453 * config/m32c/muldiv.md: New file.
6454 * config/m32c/predicates.md: New file.
6455 * config/m32c/prologue.md: New file.
6456 * config/m32c/shift.md: New file.
6457 * config/m32c/t-m32c: New file.
6459 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6461 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6462 (stack_protect_set, stack_protect_test): New expanders.
6463 (stack_protect_set_si, stack_protect_set_si_media,
6464 stack_protect_set_di_media, stack_protect_test_si,
6465 stack_protect_test_si_media, stack_protect_test_di_media):
6468 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6470 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6472 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6474 * tree.h (tree_expr_nonzero_p): Export.
6475 * fold-const.c (tree_expr_nonzero_p): Likewise.
6476 Return true for CALL_EXPRs that are alloca calls.
6477 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6479 * tree-flow.h (expr_computes_nonzero): Remove.
6480 * tree-vrp.c (expr_computes_nonzero): Remove.
6481 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6482 (extract_range_from_unary_expr): Likewise.
6483 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6484 tree_expr_nonzero_p.
6486 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6488 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6489 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6490 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6491 All callers changed.
6492 (frame_related_constant_load): New arg "related" which controls
6493 setting of RTX_FRAME_RELATED_P. All callers changed.
6494 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6495 (bfin_expand_prologue): Add stack limit checking.
6496 * config/bfin/bfin.md (trapifcc): New pattern.
6498 * config/bfin/bfin.c: Include "langhooks.h".
6499 (def_builtin): Go through lang_hooks to call builtin_function.
6501 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6502 * config/bfin/predicates.md (symbol_ref_operand): New.
6503 (call_insn_operand): Delete. All callers changed to use
6504 register_no_elim_operand.
6505 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6507 (function_arg): Use it to generate the call's operand 2.
6508 (bfin_longcall_p): New function.
6509 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6510 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6511 determine if the address needs to be in a REG.
6512 (bfin_handle_longcall_attribute): New function.
6513 (bfin_attribute_table): Add "longcall" and "shortcall".
6514 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6515 (CUMULATIVE_ARGS): New member call_cookie.
6516 (PREDICATE_CODES): Add symbol_ref_operand.
6517 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6518 extra USE to the pattern.
6519 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6520 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6521 sibcall_value_insn; now the new patterns handle direct calls and the
6522 old ones indirect calls.
6523 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6525 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6527 * doc/trouble.texi: Update section on handling of empty loops.
6529 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6531 * config.gcc: Remove support for sparc-*-openbsd*,
6532 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6534 * config.host: Remove support for i860-*-sysv4* as a host.
6535 * config/i860/*, config/ip2k/*, config/ns32k/*,
6536 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6537 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6538 mention obsolete ports.
6540 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6542 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6544 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6545 of frame_pointer_rtx.
6546 (sh_expand_epilogue): Likewise.
6547 (sh_set_return_address): Likewise.
6548 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6549 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6550 offsets from FRAME_POINTER_REGNUM.
6551 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6552 (sh_register_names): Add initializer for sfp.
6553 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6554 (VALID_REGISTER_P): Likewise.
6555 (FIRST_PSEUDO_REGISTER): Update.
6556 (DWARF_FRAME_REGISTERS): Define.
6557 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6558 (HARD_FRAME_POINTER_REGNUM): Define.
6559 (FRAME_POINTER_REGNUM): Redefine.
6560 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6561 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6562 from FRAME_POINTER_REGNUM.
6563 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6564 FRAME_POINTER_REGNUM.
6565 (REG_CLASS_CONTENTS): Add sfp.
6566 (REG_ALLOC_ORDER): Likewise.
6567 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6568 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6569 of frame_pointer_rtx.
6570 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6572 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6574 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6575 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6576 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6578 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6581 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6583 Make CONSTRUCTOR use VEC to store initializers.
6584 * c-common.c (complete_array_type): Update to cope with VEC in
6586 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6587 (pp_c_constructor_elts): New function.
6588 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6589 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6590 struct constructor_stack, struct initializer_stack,
6591 constructor_elements, push_init_level, pop_init_level,
6592 add_pending_init, find_init_member, output_init_element): Update to
6593 cope with VEC in CONSTRUCTOR_ELTS.
6594 * coverage.c (build_fn_info_value, build_ctr_info_value,
6595 build_gcov_info): Likewise.
6596 * expr.c (categorize_ctor_elements_1, store_constructor,
6597 expand_expr_real_1): Likewise.
6598 * fold-const.c (fold_ternary): Likewise.
6599 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6600 gimplify_init_constructor, gimplify_expr): Likewise.
6601 * tree-dump.c (dequeue_and_dump): Likewise.
6602 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6604 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6606 * tree-sra.c (generate_element_init_1): Likewise.
6607 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6608 * tree-ssa-operands.c (get_expr_operands): Likewise.
6609 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6610 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6611 (get_initial_def_for_reduction): Likewise.
6612 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6613 value handle in annotations.
6614 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6615 tree_node_structure): Add support for constr_kind.
6616 (build_vector_from_ctor, build_constructor_single,
6617 build_constructor_from_list): New functions.
6618 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6619 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6620 Update to cope with VEC in CONSTRUCTOR_ELTS.
6621 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6622 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6623 CONSTRUCTOR_APPEND_ELT): New macros.
6624 (struct constructor_elt, struct tree_constructor): New data types.
6625 (union tree_node): Add tree_constructor field.
6626 * treestruct.def: Define TS_CONSTRUCTOR.
6627 * varasm.c (const_hash_1, compare_constant, copy_constant,
6628 compute_reloc_for_constant, output_addressed_constants,
6629 initializer_constant_valid_p, output_constant,
6630 array_size_for_constructor, output_constructor): Update to cope with
6631 VEC in CONSTRUCTOR_ELTS.
6632 * vec.h (VEC_empty, VEC_copy): New macros.
6634 2005-07-19 Devang Patel <dpatel@apple.com>
6636 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6638 2005-07-19 Richard Henderson <rth@redhat.com>
6641 * gimplify.c (gimplify_expr): Use main variant type for the temp
6642 destination for a discarded volatile read.
6643 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6644 casts between non-void types that change volatility.
6646 2005-07-15 DJ Delorie <dj@redhat.com>
6648 * toplev.h: Add comment about the first parameter for warning().
6649 * errors.h: Likewise.
6651 * c.opt (Wpragmas): New.
6652 * doc/invoke.texi: Document it.
6654 * function.c (do_warn_unused_parameter): Add warning control to
6656 * c-decl.c (warn_if_shadowing): Likewise.
6657 * c-lex.c (cb_def_pragma): Likewise.
6658 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6659 (pop_alignment): Likewise.
6660 (handle_pragma_pack): Likewise.
6661 (apply_pragma_weak): Likewise.
6662 (handle_pragma_weak): Likewise.
6663 (handle_pragma_redefine_extname): Likewise.
6664 (add_to_renaming_pragma_list): Likewise.
6665 (handle_pragma_extern_prefix): Likewise.
6666 (maybe_apply_renaming_pragma): Likewise.
6667 (handle_pragma_visibility): Likewise.
6669 * config/c4x/c4x-c.c (BAD): Likewise.
6670 (c4x_parse_pragma): Likewise.
6671 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6672 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6673 (rs6000_pragma_longcall): Likewise.
6674 * config/v850/v850-c.c (pop_data_area): Likewise.
6675 (ghs_pragma_section): Likewise.
6676 (ghs_pragma_section): Likewise.
6677 (ghs_pragma_interrupt): Likewise.
6678 (ghs_pragma_starttda): Likewise.
6679 (ghs_pragma_startsda): Likewise.
6680 (ghs_pragma_startzda): Likewise.
6681 (ghs_pragma_endtda): Likewise.
6682 (ghs_pragma_endsda): Likewise.
6683 (ghs_pragma_endzda): Likewise.
6685 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6686 Kenneth Zadeck <zadeck@naturalbridge.com>
6688 * Makefile.in: Removed tree-promote-statics.c
6689 * tree-promote-statics.c: Removed.
6690 * common.opt: Removed flag-promote-statics.
6692 * passes.c: Removed tree-promote-statics pass.
6693 * tree-pass.h: Ditto.
6694 * timevar.def: Removed TV_PROMOTE_STATICS.
6697 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6699 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6701 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6703 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6706 * c-common.c (check_function_arguments): Call
6707 'check_function_format' if either -Wformat or
6708 -Wmissing-format-attribute are specified.
6709 * c-format.c (check_function_format): Check -Wformat before
6710 calling 'check_format_info'.
6711 * c-opts.c (c_common_post_options): Don't warn for
6712 -Wmissing-format-attribute without -Wformat.
6713 * c-typeck.c (convert_for_assignment): Detect additional cases for
6714 -Wmissing-format-attribute.
6715 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6718 2005-07-19 Richard Guenther <rguenther@suse.de>
6720 * config/i386/i386.md (lrint<mode>2): Use temporary
6721 instead of clobbering non-existent memory.
6723 2005-07-19 Nick Clifton <nickc@redhat.com>
6725 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6726 statement to avoid displaying ASCII control characters.
6728 2005-07-19 Ben Elliston <bje@au.ibm.com>
6730 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6731 * cfganal.c (find_edge_index): Ditto.
6732 * combine.c (combine_instructions): Ditto.
6733 * ddg.c (create_scc): Ditto.
6734 (find_successors): Ditto.
6735 (find_predecessors): Ditto.
6736 (find_nodes_on_paths): Ditto.
6737 (longest_simple_path): Ditto.
6738 * flow.c (update_life_info): Ditto.
6739 (count_or_remove_death_notes): Ditto.
6740 (clear_log_links): Ditto.
6741 * modulo-sched.c (generate_reg_moves): Ditto.
6742 (find_max_asap): Ditto.
6743 (find_max_hv_min_mob): Ditto.
6744 (find_max_dv_min_mob): Ditto.
6745 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6746 * sched-rgn.c (extract_edgelst): Ditto.
6747 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6748 (dump_update_ssa): Ditto.
6749 (ssa_names_to_replace) Ditto.
6750 (switch_virtuals_to_full_rewrite): Ditto.
6751 (update_ssa): Ditto.
6752 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6754 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6756 Fix PR tree-optimization/22483
6758 * tree-complex.c (create_components): Use
6759 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6760 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6761 * tree-flow.h (safe_referenced_var_iterator): New structure.
6762 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6763 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6764 safe_referenced_var iterator.
6765 (add_type_alias): Ditto.
6767 2005-07-19 Steven Bosscher <stevenb@suse.de>
6769 * loop-init.c (rest_of_handle_loop2): Remove.
6770 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6771 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6772 (pass_rtl_loop_init, pass_rtl_loop_done,
6773 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6774 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6775 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6776 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6777 pass_tree_loop_done, and pass_tree_unswitch.
6778 (gate_loop): Rename to gate_tree_loop.
6779 * passes.c (init_optimization_passes): Update for renamed tree
6780 loop passes. Add the new loop2 passes as subpasses of loop2.
6781 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6782 Update for the renamed tree loop passes.
6784 2005-07-18 Ian Lance Taylor <ian@airs.com>
6787 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6788 blocks when optimizing.
6790 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6792 * common.opt (frename-registers): Initialize to 2.
6794 (fgcse-after-reload): Ditto.
6795 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6796 (process_options): Only change flag_web, flag_rename_registers,
6797 and flag_rerun_cse_after_loop if not explicitly set by user.
6799 2005-07-18 Jan Beulich <jbeulich@novell.com>
6801 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6802 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6803 in 64-bit mode the same as DImode in 32-bit mode.
6804 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6805 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6806 mode. Add new mode parameter.
6807 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6808 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6809 x86_64_shift_adj): New expanders.
6810 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6811 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6813 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6814 DImode shift splitters.
6815 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6816 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6819 2005-07-18 Jan Beulich <jbeulich@novell.com>
6821 * i386.md (movdi_extzv_1): New.
6822 (zero_extendhidi2): Combine alternatives and never force use of
6824 (zero_extendqidi2): Likewise. Don't restrict input selection.
6826 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6828 Fix PR tree-optimization/22531
6829 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6832 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6834 * tree-promote-statics.c (pass_promote_statics): Change dump file
6837 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6839 * tree-optimize.c (init_tree_optimization_passes): Add
6840 pass_eliminate_useless_stores pass.
6841 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6842 * tree-ssa-pre.c (is_copy_stmt): New function.
6843 (follow_copies_till_vuse): Ditto.
6844 (do_eustores): Ditto.
6845 (gate_eustores): Ditto.
6847 2005-07-16 Richard Henderson <rth@redhat.com>
6849 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6851 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6852 Kenneth Zadeck <zadeck@naturalbridge.com>
6854 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6855 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6856 ipa-type-escape.h, tree-promote-statics.c
6857 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6858 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6859 tree-promote-statics.c: new files.
6860 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6861 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6862 int nonlocal_set_p, mark_constant_function): Deleted.
6863 (rest_of_handle_cfg): Removed call to mark_constant_function.
6864 (nonoverlapping_component_refs_p): Added calls to support
6865 type based aliasing.
6866 * tree-ssa-alias.c (may_alias_p,
6867 compute_flow_insensitive_aliasing): Ditto.
6868 * calls.c (flags_from_decl_or_type): Removed reference to
6870 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6871 too many arguments. This is necessary for Spec 2000.
6872 * cgraph.h (const_function, pure_function): Removed.
6873 * common.opt: Added "fipa-pure-const", "fipa-reference",
6874 "fipa-type-escape", and "ftree-promote-static".
6876 * passes.c: Added ipa and tree-promote-statics passes.
6877 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6878 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6879 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6880 * tree-flow.h: Added exposed sra calls and addition of
6881 reference_vars_info field for FUNCTION_DECLS.
6882 * tree-pass.h: Added passes.
6883 * tree-sra.c: (sra_init_cache): New function.
6884 (sra_insert_before, sra_insert_after) Made public.
6885 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6887 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6888 aliasing. (may_alias_p): Added code to use type escape analysis to
6890 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6891 code to prune clobbers of static variables based on information
6892 produced in ipa-reference pass. Changed call clobbering so that
6893 statics are not marked as clobbered if the call does not clobber
6896 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6898 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6901 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6903 * doc/install.texi (*-*-solaris2*): Document recommended version
6904 of GNU binutils and mention GNU linker problem on Solaris 10.
6906 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6909 * c-decl.c (c_build_bitfield_integer_type): New function.
6910 (finish_struct): Call it.
6911 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6913 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6915 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6918 2005-07-16 Jan Hubicka <jh@suse.cz>
6920 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6921 (scale_bbs_frequencies_int): Watch roundoff errors.
6922 * predict.c (return_prediction): Initialize return_stmt.
6924 2005-07-16 Jan Hubicka <jh@suse.cz>
6926 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6927 after RTL profiling.
6929 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6932 * fold-const.c (build_range_check): Convert high/low to etype
6933 if we are only comparing against exp.
6935 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6937 Fix PR tree-optimization/22376
6938 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6940 (need_to_solve): New function.
6941 (compute_points_to_sets): Use it.
6943 2005-07-15 Jan Hubicka <jh@suse.cz>
6945 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6946 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6948 2005-07-15 Richard Guenther <rguenther@suse.de>
6950 * c-common.c (handle_flatten_attribute): New function.
6951 Add flatten function attribute.
6952 * doc/extend.texi: Document flatten function attribute.
6953 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6954 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6956 (cgraph_decide_inlining): Handle functions with flatten
6959 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6961 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6962 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6963 UNSPEC_XCHG, UNSPEC_AND): New.
6964 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6965 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6966 * config/rs6000/sync.md (FETCHOP): New code macro.
6967 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6969 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6970 (sync_compare_and_swap<mode>): Same.
6971 (sync_lock_test_and_set<mode>): Same.
6972 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6973 for QImode and HImode, and not PPC405.
6974 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6975 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6976 (sync_<fetchop>{si,di}_internal): New.
6977 (sync_nand{si,di}_internal): New.
6978 (sync_old_<fetchop>{si,di}_internal): New.
6979 (sync_old_nand{si,di}_internal): New
6980 (sync_new_<fetchop>{si,di}_internal): New.
6981 (sync_new_nand{si,di}_internal): New.
6982 (atomic_and{si,di}): New.
6983 (sync_new_nand{si,di}_internal): New.
6984 (atomic_and{si,di}): New.
6985 (sync_add<mode>_internal): Delete.
6986 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6987 (sync_sub<mode>_internal): Delte.
6988 (sync_subshort_internal): New.
6989 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6990 (sync_anddi_internal): Delete.
6991 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6992 (sync_booldi_internal): Delete.
6993 (sync_boolc<mode>_internal): Delete.
6994 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6995 (sync_boolc<mode>_internal2): Delete.
6996 (sync_boolcc<mode>_internal): Delete.
6997 (isync, lwsync): Use unspec instead of unspec_volatile.
6998 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6999 Revert UNSPEC_VOLATILE.
7000 (rs6000_split_atomic_op): New.
7001 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7003 2005-07-14 Eric Christopher <echristo@redhat.com>
7005 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7006 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7008 2005-07-14 Eric Christopher <echristo@redhat.com>
7010 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7012 2005-07-14 Steven Bosscher <stevenb@suse.de>
7014 PR tree-optimization/22230
7015 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7016 the computation of the four cross productions for "range op range".
7018 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7019 Ulrich Weigand <uweigand@de.ibm.com>
7022 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7025 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7027 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7029 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7031 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7033 2005-07-14 Richard Guenther <rguenther@suse.de>
7036 * config/i386/i386-protos.h (ix86_function_value): Change
7037 prototype to match new target hook.
7038 * config/i386/i386.c (ix86_value_regno): Change prototype
7039 to take extra type argument.
7040 (TARGET_FUNCTION_VALUE): Define.
7041 (ix86_function_ok_for_sibcall): Pass extra argument to
7042 ix86_value_regno, check return slot rtx for exact match.
7043 (ix86_function_value): Take extra parameter. Dispatch to
7044 ix86_value_regno with fndecl/fntype as provided.
7045 (ix86_value_regno): Handle extra type argument.
7046 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7048 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7049 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7050 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7051 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7052 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7054 2005-07-14 Richard Guenther <rguenther@suse.de>
7056 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7057 * calls.c (expand_call): Pass fntype to hard_function_value.
7058 (emit_library_call_value_1): Likewise.
7059 * explow.c: Include target.h.
7060 (hard_function_value): Take extra argument, the fntype.
7061 Use new target hook for function_value.
7062 * expr.h (hard_function_value): Change prototype.
7063 * function.c (aggregate_value_p): Pass 0 as fntype to
7064 hard_function_value.
7065 (assign_parms): Use new target hook for function_value.
7066 Pass 0 as fntype to hard_function_value.
7067 (expand_function_end): Likewise.
7068 * reg-stack.c: Include target.h.
7069 (stack_result): Use new target hook for function_value.
7070 * target-def.h: New target hook function_value.
7071 * target.h: Likewise.
7072 * targhooks.c (default_function_value): New function.
7073 * targhooks.h (default_function_value): Declare.
7075 2005-07-13 Ian Lance Taylor <ian@airs.com>
7077 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7079 2005-07-14 Jan Hubicka <jh@suse.cz>
7081 * tree-dfa.c (dump_variable): Use default_def function.
7082 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7083 * tree-ssa.c (verify_use): Likewise.
7084 * tree-ssanames.c (release_ssa_name): Likewise.
7085 * tree-tailcall.c (eliminate_tail_call): Likewise.
7086 (tree_optimize_tail_calls_1): Likewise.
7087 * tree-vrp.c (get_value_range): Likewise.
7089 2005-07-14 Ben Elliston <bje@au.ibm.com>
7091 * gcc.c (main): Compare language[0] with '*' when iterating over
7094 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7096 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7097 "s390_emit_compare". Add handling of CCZ1mode.
7098 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7099 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7101 (s390_branch_condition_mask): Add CCZ1mode handling.
7102 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7103 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7104 Use CCZ1mode instead of CCZmode.
7105 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7107 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7109 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7111 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7113 2005-07-13 Eric Christopher <echristo@redhat.com>
7115 * config/mips/mips.c (mips_canonicalize_comparison): New.
7116 (mips_emit_int_relational): Use.
7118 2005-07-13 Eric Christopher <echristo@redhat.com>
7120 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7122 * config/s390/s390.md: Include tpf.md. Move tpf specific
7124 * config/s390/tpf.md: To here.
7125 * config/s390/s390.opt: Move tpf specific options...
7126 * config/s390/tpf.opt: to here. Add mmain option.
7127 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7128 * config/s390/tpf.h: Rewrite.
7130 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7132 * doc/tm.texi: Remove @xref{Cross-profiling}.
7134 2005-07-13 Jeff Law <law@redhat.com>
7136 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7137 expressions, test their _DECL operands for pointer equality rather
7138 than using operand_equal_p.
7140 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7142 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7143 (TARGET_POSIX_IO): This.
7144 * config/darwin.h: Likewise.
7145 * config/freebsd.h: Likewise.
7146 * config/linux.h: Likewise.
7147 * config/lynx.h: Likewise.
7148 * config/netbsd.h: Likewise.
7149 * config/rs6000/linux64.h: Likewise.
7150 * config/rs6000/linux.h: Likewise.
7151 * config/s390/tpf.h: Likewise.
7152 * config/sh/embed-elf.h: Likewise.
7153 * config/sparc/linux64.h: Likewise.
7154 * config/sparc/linux.h: Likewise.
7155 * config/svr4.h: Likewise.
7156 * gcov-io.h: Likewise.
7158 * doc/tm.texi: Updated.
7160 * libgcov.c (create_file_directory): Defined only if
7161 TARGET_POSIX_IO is defined.
7162 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7165 2005-07-13 Jan Hubicka <jh@suse.cz>
7167 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7169 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7171 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7172 structure as argument.
7174 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7176 PR tree-optimization/21921
7177 * tree-iterator.c (tsi_link_before): Support the case when
7178 tsi_end_p (tsi) == true.
7180 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7182 PR tree-optimization/22442
7183 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7186 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7188 PR rtl-optimization/20376
7189 * toplev.c (process_options): Enable -fweb and -frename-registers when
7191 * doc/invoke.texi: Update the information about when -fweb and
7192 -frename-registers are enabled.
7194 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7197 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7198 if *rhs_p is not a SSA_NAME.
7200 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7202 Fix PR tree-optimization/22422
7203 * tree-ssa-structalias.c (struct variable_info): Add flag for
7205 (get_varinfo): Now a static function.
7206 (new_varinfo): init has_union and is_special_var to false.
7207 (solution_set_add): Check has_union.
7208 (do_da_constraint): Move temporary variable so it gets reset
7210 Also check for special variable.
7211 (do_ds_constraint): Ditto.
7212 (do_sd_constraint): Ditto.
7213 (do_structure_copy): Check for special variable.
7214 (find_func_aliases): Ditto.
7215 (init_base_vars): Set special vars properly.
7217 2005-07-13 Jan Hubicka <jh@suse.cz>
7219 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7222 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7223 (get_expr_operands): Fix thinko wrt flags and subvars.
7225 PR tree-optimize/22379
7226 * tree-inline.c (expand_call_inline): Do not output sorry in early
7229 2005-07-12 Dale Johannesen <dalej@apple.com>
7231 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7233 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7236 * host-linux.h: Include limits.h.
7238 2005-07-12 Dale Johannesen <dalej@apple.com>
7240 * expr.c (compress_float_constant): Add cost check.
7241 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7243 2005-07-12 Dale Johannesen <dalej@apple.com>
7245 * gcc.target/i386/compress-float-sse.c: New.
7246 * gcc.target/i386/compress-float-sse-pic.c: New.
7247 * gcc.target/i386/compress-float-387.c: New.
7248 * gcc.target/i386/compress-float-387-pic.c: New.
7249 * gcc.dg/compress-float-ppc.c: New.
7250 * gcc.dg/compress-float-ppc-pic.c: New.
7252 2005-07-12 Eric Christopher <echristo@redhat.com>
7254 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7256 * config/s390/s390.md: Include tpf.md. Move tpf specific
7258 * config/s390/tpf.md: To here.
7259 * config/s390/s390.opt: Move tpf specific options...
7260 * config/s390/tpf.opt: to here. Add mmain option.
7261 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7262 * config/s390/tpf.h: Rewrite.
7264 2005-07-12 Eric Christopher <echristo@redhat.com>
7266 * gcc.c (struct infile): Update comment for language.
7267 (main): Rewrite input file resetting code.
7269 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7272 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7273 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7274 (lookup_avail_expr): Use constant_boolean_node instead
7275 of boolean_false_node/boolean_true_node.
7277 2005-07-12 Ben Elliston <bje@au.ibm.com>
7279 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7280 and use it when printing num_edges.
7282 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7284 * doc/extend.texi (Blackfin Built-in Functions): New section.
7285 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7288 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7290 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7291 s/cmpstrsi/cmpstrnsi
7292 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7294 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7295 (init_optabs): Initialize cmpstrn_optab.
7296 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7297 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7298 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7299 * config/i386/i386.md: s/cmpstr/cmpstrn
7300 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7301 * doc/md.texi: Update documentation.
7303 2005-07-11 Richard Henderson <rth@redhat.com>
7305 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7306 build_va_arg_indirect_ref.
7307 (alpha_gimplify_va_arg): Likewise.
7308 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7309 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7310 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7311 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7312 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7313 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7315 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7317 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7319 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7320 * passes.c (init_optimization_passes): Add pass_empty_loop.
7321 * tree-pass.h (pass_empty_loop): Declare.
7322 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7323 try_remove_empty_loop, remove_empty_loops): New functions.
7324 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7325 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7327 2005-07-12 Peter Barada <peter@the-baradas.com>
7331 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7332 in address registers.
7333 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7334 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7335 alternative of addsi3_5200.
7337 2005-07-11 Ian Lance Taylor <ian@airs.com>
7339 * config/mips/mips.md (ffs<mode>2): Remove.
7341 2005-07-11 Ian Lance Taylor <ian@airs.com>
7343 * doc/tree-ssa.texi (Cleanups): Improve description of
7345 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7347 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7349 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7350 * tree.h (DECL_ARGUMENT_FLD): New macro.
7352 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7354 Fix PR tree-optimization/22404
7356 * tree-ssa-structalias.c (create_variable_info_for): Use
7359 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7361 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7362 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7363 for second comparison operand.
7364 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7366 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7367 (define_insn_reservation "alu"): Likewise.
7368 (csync, ssync): Now of type sync.
7369 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7370 -mcsync-anomaly -mspecld-anomaly.
7371 * config/bfin/bfin.opt (mcsync): Remove.
7372 (mcsync-anomaly, mspecld-anomaly): Add.
7373 * config/bfin/bfin.c: Include "insn-codes.h".
7374 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7375 (TARGET_DEFAULT_TARGET_FLAGS): New.
7376 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7378 2005-07-11 Steven Bosscher <stevenb@suse.de>
7380 * basic-block.h: Give the BB flags enum a name, bb_flags.
7381 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7382 * cfgcleanup.c (enum bb_flags): Remove here.
7383 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7384 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7385 (update_forwarder_flag): Likewise.
7386 (thread_jump): Likewise.
7387 (try_forward_edges): Likewise.
7388 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7389 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7390 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7392 2005-07-11 Richard Guenther <rguenther@suse.de>
7394 * config/i386/i386.opt: New target option -msseregparm.
7395 * config/i386/i386.c (override_options): Error out for
7396 -msseregparm but no SSE support.
7397 (ix86_function_sseregparm): Check for global sseregparm.
7398 * doc/invoke.texi: Document -msseregparm.
7400 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7402 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7403 (m32rle-*-linux*): Ditto.
7405 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7407 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7408 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7411 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7415 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7416 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7418 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7420 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7421 (varmap): Heapify varmap.
7422 (constraints): Heapify constraints.
7423 (struct constraint_graph): Heapify succs and preds.
7424 (constraint_vec_find): Update for heapification.
7425 (constraint_set_union): Ditto.
7426 (insert_into_complex): Ditto.
7427 (constraint_edge_vec_find): Ditto.
7428 (erase_graph_self_edge): Ditto.
7429 (add_graph_edge): Ditto.
7430 (get_graph_weights): Ditto.
7431 (merge_graph_nodes): Ditto.
7432 (build_constraint_graph): Ditto.
7433 (topo_visit): Ditto.
7434 (solve_graph): Ditto.
7435 (create_variable_info_for): Ditto.
7436 (init_base_vars): Ditto.
7437 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7438 (condese_varmap_nodes): Free complex vector.
7439 (clear_edges_for_node): Clear succs and preds vector.
7441 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7443 * tree-ssa-structalias.c (update_alias_info): Change counting of
7444 references to not include vdefs.
7446 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7448 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7451 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7453 * pa.c (pa_commutative_p): Make PLUS commutative when
7454 TARGET_NO_SPACE_REGS is true.
7456 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7458 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7459 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7460 * tree-dfa.c (dump_subvars_for): New.
7461 (debug_subvars_for): New.
7462 (dump_variable): Show subvariables if VAR has them.
7463 * tree-flow-inline.h (get_subvar_at): New.
7464 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7465 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7467 (struct subvar): Change fields offset and size to unsigned
7469 (dump_subvars_for): Declare.
7470 (debug_subvars_for): Declare.
7471 (get_subvar_at): Declare.
7472 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7473 to unsigned HOST_WIDE_INT *.
7474 (overlap_subvar): Likewise.
7475 * tree-gimple.c (is_gimple_reg): Always return false for
7476 SFTs and memory tags.
7477 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7479 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7480 (compute_may_aliases): Call compute_points_to_sets.
7481 (collect_points_to_info_for): Remove.
7482 (compute_points_to_and_addr_escape): Remove.
7483 (delete_alias_info): Call delete_points_to_sets.
7484 (compute_flow_sensitive_aliasing): If the call to
7485 find_what_p_points_to returns false, call set_pt_anything.
7486 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7487 (set_pt_anything): Clear pi->pt_vars.
7488 (set_pt_malloc): Remove.
7489 (merge_pointed_to_info): Remove.
7490 (add_pointed_to_expr): Remove.
7491 (add_pointed_to_var): Remove.
7492 (collect_points_to_info_r): Remove.
7493 (is_escape_site): Make extern.
7495 (create_overlap_variables_for): Call it.
7496 * tree-ssa-copy.c (merge_alias_info): Never merge
7497 flow-sensitive alias information.
7498 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7499 offset and size to be unsigned HOST_WIDE_INT.
7500 (add_to_addressable_set): Rename from note_addressable.
7501 Set TREE_ADDRESSABLE as the variables are added to the set.
7503 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7504 operands into VUSEs when adding V_MAY_DEFs for members in an
7506 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7507 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7508 (struct variable_info): Add bitfield is_heap_var.
7509 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7510 (new_var_info): Initialize is_heap_var.
7511 (get_constraint_for): Add HEAP variables to the symbol table.
7512 Mark them with is_heap_var.
7513 (update_alias_info): New. Taken mostly from the old
7514 compute_points_to_and_addr_escape.
7515 (handle_ptr_arith): New.
7516 (find_func_aliases): Call update_alias_info.
7517 Call handle_ptr_info for tcc_binary expressions.
7518 Call mark_stmt_modified.
7519 (create_variable_info_for): If DECL has subvars, do not create
7520 variables for its subvars. Always add all the fields.
7521 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7522 SFTs, then add all the SFTs of the structure.
7523 If VI->DECL is an aggregate with subvariables, add the SFT at
7525 (find_what_p_points_to): If VI is an artificial variable,
7526 translate to bitfields in SSA_NAME_PTR_INFO.
7527 If the solution is empty, set pi->pt_vars to NULL
7528 (init_base_vars): Create ANYOFFSET.
7529 (compute_points_to_sets): Rename from create_alias_vars.
7531 (pass_build_pta): Remove.
7532 (delete_points_to_sets): Rename from delete_alias_vars.
7533 (pass_del_pta): Remove.
7534 * tree-ssa-structalias.h (struct alias_info): Move from
7536 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7537 NUM_REFERENCES_SET): Likewise.
7538 (compute_points_to_sets, delete_points_to_sets): Declare.
7540 2005-07-09 Richard Henderson <rth@redhat.com>
7542 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7543 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7544 alpha_split_lock_test_and_set_12): New functions.
7545 * config/alpha/alpha-protos.h: Update.
7546 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7547 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7548 * config/alpha/sync.md (I12MODE): New.
7549 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7550 (sync_<fetchop_name><I48MODE>): Likewise.
7551 (sync_nand<I48MODE>): Likewise.
7552 (sync_old_<fetchop_name><I48MODE>): Likewise.
7553 (sync_new_<fetchop_name><I48MODE>): Likewise.
7554 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7555 (sync_compare_and_swap<I48MODE>): Likewise.
7556 (sync_lock_test_and_set<I48MODE>): Likewise.
7557 (sync_compare_and_swap<I12MODE>): New.
7558 (sync_compare_and_swap<I12MODE>_1): New.
7559 (sync_lock_test_and_set<I12MODE>): New.
7560 (sync_lock_test_and_set<I12MODE>_1): New.
7562 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7566 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7568 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7570 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7571 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7573 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7576 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7578 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7580 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7581 memory_operand constraint.
7582 (store_conditional_<mode>): Same.
7583 (sync_compare_and_swap<mode>): Same.
7584 (sync_lock_test_and_set<mode>): Same.
7586 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7588 Rewrite PIC support to more closely model actual instructions.
7589 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7590 (cris_symbol): Remove prototypes for removed functions.
7591 (cris_pic_symbol_type_of, cris_valid_pic_const)
7592 (cris_expand_pic_call_address): Prototypes for new functions.
7593 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7595 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7597 <case ':'>: Add case for new punctuation character.
7598 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7599 emitting (extra) PIC modifier.
7600 <case UNSPEC>: Do not assert for PLT.
7601 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7602 (cris_expand_prologue, cris_expand_epilogue): Check
7603 for pic_offset_table_rtx usage instead of taking
7604 current_function_uses_pic_offset_table as the final word.
7605 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7606 Remove flag_pic difference.
7607 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7608 the moral equivalents of...
7609 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7611 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7612 (cris_handle_option): Mark ARG as unused.
7613 (cris_expand_pic_call_address): New worker function for "call",
7615 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7616 output PIC constructs here.
7617 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7618 as symbol-specific modifers, not whole or part of operands.
7619 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7620 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7621 constants and flag_pic.
7622 (CONSTANT_INDEX_P): Adjust for new functions.
7623 (enum cris_pic_symbol_type): New helper type.
7624 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7625 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7626 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7628 ("movsi"): Emit actual instructions for GOT and relative access.
7629 ("*movsi_got_load"): New pattern to set up the register holding
7631 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7632 Adjust FIXME for 'S'.
7633 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7634 Use "movs" for -fpic cases.
7635 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7636 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7637 ("call", "call_value"): Just call cris_expand_pic_call_address for
7639 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7640 Remove special pattern.
7641 ("*expanded_call_side", "*expanded_call_value_side"): New
7643 (gotplt-to-plt, gotplt-to-plt-side-call)
7644 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7646 * config/cris/cris/predicates.md
7647 ("cris_general_operand_or_gotless_symbol"): Remove unused
7649 ("cris_general_operand_or_symbol"): Adjust for new functions.
7651 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7653 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7655 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7657 * Makefile.in (TREE_H): Add treestruct.def.
7658 (c-decl.o): Add pointer-set.h
7659 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7660 visibility on regular DECL's.
7661 (merge_decls): Fix the copying of decl nodes of various types for
7662 the new structures. Don't update RTL, section name, weak status,
7663 etc, on DECL's without RTL.
7664 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7665 Don't check volatile on non-variable types.
7666 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7667 to check whether we have seen arguments.
7668 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7669 flag is checked before field (flag is common, field is not).
7670 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7671 TS_DECL_COMMON could have an origin.
7672 (add_location_or_const_value_attribute): Don't check section name
7673 on non-var/function decls.
7674 (dwarf2out_var_location): Reverse order of tests.
7675 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7676 with DECL_WRTL_CHECK.
7677 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7678 * fold-const.c (fold_binary): Don't check weakness on
7679 non-var/function decls.
7680 (tree_expr_nonzero_p): Ditto.
7681 (fold_checksum_tree): Use tree_decl_extra as sizeof
7683 * ggc-page.c (extra_order_size_table): Add sizes for
7684 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7686 * gimplify.c (gimplify_bind_expr): Only set
7687 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7688 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7690 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7691 * langhooks.h (init_ts). New langhook.
7692 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7693 * print-tree.c (print_node): Update to only print fields that
7694 exist in the structures the passed decl has.
7695 * toplev.c (wrapup_global_declarations): Don't reset
7696 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7697 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7698 * tree-inline.c (remap_decl): Ditto.
7699 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7700 * tree-pretty-print.c (print_declaration): Don't print
7701 DECL_REGISTER on things that don't contain it.
7702 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7703 non-var/function decls.
7704 * tree.c (tree_contains_struct): New structure.
7705 (init_priority_for_decl): New hashtable.
7706 (tree_int_map): New structure.
7707 (tree_int_map_eq): New function.
7708 (tree_int_map_marked_p): Ditto.
7709 (tree_int_map_hash): Ditto.
7710 (tree_map): Move to tree.h.
7711 (tree_map_eq): Externalize.
7712 (tree_map_hash): Ditto.
7713 (tree_map_marked_p): Ditto.
7714 (init_ttree): Set up tree_contains_struct and call langhook.
7715 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7716 (tree_code_size): Update for new structures.
7717 (tree_node_structure): Update for new structures.
7718 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7720 (copy_node_stat): Copy init priority.
7721 (build_decl_stat): Ditto for visibility.
7722 (ts_enum_names): New.
7723 (tree_contains_struct_check_failed): New function.
7724 (decl_init_priority_lookup): Ditto.
7725 (decl_init_priority_insert): Ditto.
7726 * treestruct.def: New file.
7727 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7728 (CONTAINS_STRUCT_CHECK): Ditto.
7729 (tree_contains_struct_check_failed): New prototype.
7730 (DECL_CHECK): Removed.
7731 (DECL_MINIMAL_CHECK): New.
7732 (DECL_COMMON_CHECK): Ditto.
7733 (DECL_WRTL_CHECK): Ditto.
7734 (DECL_NON_COMMON_CHECK): Ditto.
7735 (DECL_WITH_VIS_CHECK): Ditto.
7736 (VAR_OR_FUNCTION_DECL_P): Ditto
7737 (struct tree_decl_minimal): New structure.
7738 (struct tree_decl_common): Ditto.
7739 (struct tree_decl_with_rtl): Ditto.
7740 (struct tree_decl_with_vis): Ditto.
7741 (struct tree_decl_non_common): Ditto.
7742 (struct tree_field_decl): Ditto.
7743 (struct tree_parm_decl): Ditto.
7744 (struct tree_var_decl): Ditto.
7745 (struct tree_function_decl): Ditto.
7746 (struct tree_const_decl): Ditto.
7747 (struct tree_result_decl): Ditto.
7748 (union tree_node): Add new structures.
7749 * var-tracking.c (track_expr_p): Reverse order of tests.
7751 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7753 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7755 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7756 * system.h: Poison FINALIZE_PIC.
7757 * doc/tm.texi (FINALIZE_PIC): Remove.
7759 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7762 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7763 to the correct type if we have a MODIFY_EXPR.
7765 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7767 PR tree-optimization/22360
7768 * tree.c (upper_bound_in_type): Fix calculations for casting
7769 to a non-wider signed type and casting a signed value to a
7770 wider unsigned type.
7771 (lower_bound_in_type): Fix calculations for casting to a
7772 non-wider signed type.
7774 PR tree-optimization/20139
7775 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7777 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7778 fold_cond_expr_cond.
7779 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7780 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7782 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7785 * tree-complex.c (expand_complex_libcall): Produce
7786 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7788 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7790 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7791 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7792 b" assert and inserted fastpath code for this case.
7793 (bitmap_ior): Removed "a != b" assert.
7795 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7797 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7798 (ENDFILE_SPEC): Likewise.
7799 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7801 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7802 a large stack frame at epilogue.
7804 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7806 * final.c: Include sdbout.h when required.
7808 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7810 * config.gcc (*-*-darwin*): Only one target-specific header file
7812 (powerpc-*-darwin*): Add version-specific header files.
7813 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7814 * config.in: Regenerate.
7815 * configure: Regenerate.
7816 * gcc.c: Include xregex.h.
7817 (version_compare_spec_function): New.
7818 (spec_function): Add version-compare.
7819 (replace_outfile_spec_function): Reformat comment.
7820 (compare_version_strings): New.
7821 * config/darwin-c.c (version_as_macro): New.
7822 (builtin_define): New.
7823 (darwin_cpp_builtins): New.
7824 * config/darwin-protos.h (darwin_cpp_builtins): New.
7825 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7826 (LIB_SPEC): Make unconditional, update comment.
7827 (TARGET_C99_FUNCTIONS): Define.
7828 * config/darwin.opt: Sort.
7829 (mmacosx-version-min=): New.
7830 * config/darwin7.h: Delete.
7831 * config/darwin8.h: Delete.
7832 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7833 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7834 (TARGET_C99_FUNCTIONS): Define.
7835 * config/rs6000/darwin7.h: New.
7836 * config/rs6000/darwin8.h: New.
7837 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7838 (-mmacosx-version-min): Document.
7840 2005-07-07 Ian Lance Taylor <ian@airs.com>
7842 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7844 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7847 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7849 2005-07-07 Khem Raj <kraj@mvista.com>
7851 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7852 in bytes, not words.
7854 2005-07-07 Paul Brook <paul@codesourcery.com>
7856 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7857 DEFAULT_FUNCTION_ARG_PADDING to upward.
7859 2005-07-07 Richard Henderson <rth@redhat.com>
7861 * function.c (locate_and_pad_parm): Record parameter alignment in
7862 stack_alignment_needed.
7864 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7866 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7867 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7868 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7869 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7870 (define_attr "type"): Add isync, sync, load_l, store_c.
7871 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7872 Create scratch volatile MEM.
7873 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7875 (load_locked_<mode>): New.
7876 (store_conditional_<mode>): New.
7877 (sync_compare_and_swap<mode>): Replace with splitter.
7878 (sync_lock_test_and_set<mode>): Replace with splitter.
7879 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7881 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7882 is ics. Attribute isync.
7883 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7885 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7886 and UNSPECV_SYNC_OP.
7887 (emit_unlikely_jump): New.
7888 (emit_load_locked): New.
7889 (emit_store_conditional): New.
7890 (rs6000_split_compare_and_swap): New.
7891 (rs6000_split_lock_test_and_set): New.
7892 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7893 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7894 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7895 rs6000_split_lock_test_and_set): Declare.
7896 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7897 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7898 store_c, isync, sync.
7900 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7902 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7903 filenames to gtyp-gen.h.
7904 (s-typ-gen): Use it in place of for loops.
7906 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7908 * hooks.c (hook_bool_rtx_int_false): New function.
7909 * hooks.h (hook_bool_rtx_int_false): Declare.
7910 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7911 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7912 * target.h (struct gcc_target): Add commutative_p member.
7913 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7914 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7915 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7916 (pa_commutative_p): New function.
7917 * jump.c (target.h): Include.
7918 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7919 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7921 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7923 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7924 (s390_expand_setmem): New.
7925 * config/s390/s390.c: Likewise.
7926 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7928 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7929 general_operand. Call new function "s390_expand_setmem".
7930 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7931 ("setmem_long", "*setmem_long"): ... this.
7933 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7935 * config/s390/s390.c: (optimization_options): Enable
7936 TARGET_MVCLE at -Os.
7937 * doc/invoke.texi: Document changes in default behaviour.
7938 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7940 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7942 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7943 defined by back-end.
7945 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7947 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7948 all sets in the pattern.
7949 * config/rs6000/rs6000.md (stack_protect_testsi,
7950 stack_protect_testdi): Likewise.
7952 2005-07-06 Jeff Law <law@redhat.com>
7954 * tree-vrp.c (simplify_using_ranges): Kill.
7955 (vrp_finalize): Remove call to simplify_using_ranges.
7956 (simplify_stmt_using_ranges): New function extracted from
7957 simplify_using_ranges.
7958 (simplify_div_or_mod_using_ranges): Likewise.
7959 (simplify_abs_using_ranges): Likewise.
7960 (simplify_cond_using_ranges): New function.
7961 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7962 * tree-ssa-propagate.c (substitute_and_fold): Call
7963 simplify_stmt_using_ranges if we have range information.
7965 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7967 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7968 ia64_flag_schedule_isns2.
7970 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7971 reading/writing general registers.
7972 (ia64_function_arg): Revert 2005-06-18 change.
7974 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7976 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7977 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7979 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7981 * function.c (expand_function_end): Revert part of 2005-06-27
7982 patch. Do sjlj_emit_function_exit_after after return_label.
7984 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7986 * doc/install.texi (--disable-libssp): New.
7988 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7990 * doc/invoke.texi: Update -fforce-mem documentation.
7991 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7992 code for -fforce-mem.
7993 * expmed.c: (store_bit_field,store_fixed_bit_field,
7994 extract_bit_field): Ditto.
7995 * expr.c: (convert_move): Ditto.
7996 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7997 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7998 emit_conditional_add,expand_float,expand_fix): Ditto.
7999 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8000 (common_handle_option): Issue warning when -fforce-mem specified.
8002 2005-07-06 Paul Brook <paul@codesourcery.com>
8004 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8006 * configure: Regenerate.
8008 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8010 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8012 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8014 Fix PR tree-optimization/22319
8015 Fix PR tree-optimization/22140
8016 Fix PR tree-optimization/22310
8018 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8019 variable sized types.
8020 Use correct type for intermediate structure on *a = *b structure
8023 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8025 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8027 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8028 (machine_function): Move typedef to...
8029 * config/rs6000/rs6000.c (machine_function): ... here. Add
8030 varargs_save_offset field.
8031 (rs6000_stack_t): Remove varargs_size field.
8032 (setup_incoming_varargs): Allocate varargs save area using
8033 assign_stack_local, try to make it as small as possible.
8034 Save offset from virtual_stack_vars_rtx to the save area
8035 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8036 instead of magic 8 when fp word byte size is used.
8037 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8038 instead of -RS6000_VARARGS_SIZE.
8039 (rs6000_stack_info, debug_stack_info,
8040 rs6000_initial_elimination_offset): Remove all traces of
8042 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8043 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8044 RS6000_VARARGS_AREA.
8046 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8048 PR tree-optimization/21963
8049 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8050 constant_multiple_of in the same way get_computation_cost_at does.
8052 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8054 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8055 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8056 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8057 and return its previous value.
8058 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8059 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8061 (stack_protect_set, stack_protect_test): New expanders.
8062 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8063 stack_protect_testdi): New insns.
8064 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8065 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8067 2005-07-06 Jeff Law <law@redhat.com>
8069 * tree-ssa-dce.c (cfg_altered): New global.
8070 (tree_dce_init): Initialize cfg_altered.
8071 (remove_dead_stmt): If we remove an edge in the CFG, then set
8073 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8076 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8078 * Makefile.in (stamp-collect-ld): Use
8079 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8080 ./collect-ld if it already exists.
8081 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8082 Don't remove ./nm if it already exists.
8084 2005-07-05 Devang Patel <dpatel@apple.com>
8086 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8087 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8088 * tree-vectorizer.c (vect_loop_location): New.
8089 (vect_print_dump_info): Use vect_loop_location.
8090 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8091 (vectorize_loops): Set vect_loop_location.
8092 * tree-vect-analyze.c (vect_analyze_offset_expr,
8093 vect_determin_vectorization_factor, vect_analyze_operations,
8094 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8095 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8096 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8097 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8098 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8099 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8100 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8101 vect_analyze_loop): Adjust vect_print_dump_info API.
8102 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8103 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8104 vect_finish_stmt_generation, vectorizable_assignment,
8105 vectorizable_operation, vectorizable_store, vectorizable_load,
8106 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8107 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8108 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8109 vect_transform_loop): Same.
8110 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8111 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8114 2005-07-05 Randolph Chung <tausq@debian.org>
8116 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8117 * configure: Regenerate.
8118 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8119 (pa_tls_referenced_p): Declare.
8120 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8121 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8122 (legitimize_tls_address): New.
8123 (hppa_legitimize_address): Handle TLS addresses.
8124 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8125 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8126 (emit_move_sequence): Handle TLS addresses.
8127 (pa_encode_section_info): Call default handler to handle common
8129 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8130 (CONSTANT_ADDRESS_P): Reject TLS operands.
8131 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8132 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8133 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8134 (UNSPEC_TLSLE): Define new constants.
8135 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8136 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8137 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8138 (tie_symbolic_operand, tle_symbolic_operand): New
8140 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8142 * aclocal.m4: Update macros for autoconf 2.59 style.
8143 * configure.ac: Likewise.
8145 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8147 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8148 (function_arg): Pass small aggregates in general registers on 32-bit
8150 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8152 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8154 * Makefile.in (final.o): Fix dependencies.
8156 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8160 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8161 * langhooks.c (lhd_expr_to_decl): New.
8162 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8164 (LANG_HOOKS_INITIALIZER): Update.
8165 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8166 expr_to_decl langhook.
8167 * c-tree.h (c_expr_to_decl): Declare.
8168 * c-typeck.c (c_expr_to_decl): New.
8169 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8171 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8173 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8176 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8177 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8179 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8181 * Makefile.in: Adjust dependencies.
8182 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8183 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8184 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8185 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8186 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8187 rest_of_compilation.
8189 * bb-reorder.c (gate_duplicate_computed_gotos,
8190 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8191 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8192 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8193 pass_partition_blocks): New.
8194 * bt-load.c (gate_handle_branch_target_load_optimize,
8195 rest_of_handle_branch_target_load_optimize,
8196 pass_branch_target_load_optimize): New.
8197 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8199 * cfglayout.c (pass_insn_locators_initialize): New.
8200 * cfgrtl.c (pass_free_cfg): New.
8201 * combine.c (gate_handle_combine, rest_of_handle_combine,
8203 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8204 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8205 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8206 * except.c (pass_set_nothrow_function_flags,
8207 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8209 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8210 rest_of_handle_shorten_branches, pass_shorten_branches,
8211 rest_of_clean_state, pass_clean_state): New.
8212 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8213 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8214 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8216 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8217 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8218 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8219 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8221 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8222 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8223 pass_rtl_ifcvt, gate_handle_if_after_combine,
8224 rest_of_handle_if_after_combine, pass_if_after_combine,
8225 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8226 pass_if_after_reload): New.
8227 * integrate.c (pass_initial_value_sets): New.
8228 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8229 pass_purge_lineno_notes): New.
8230 * mode-switching.c (rest_of_handle_mode_switching,
8231 pass_mode_switching): New.
8232 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8233 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8235 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8236 pass_loop_optimize): New.
8237 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8239 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8241 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8242 pass_postreload_cse): New.
8243 * profile.c (gate_handle_profiling, pass_profiling,
8244 rest_of_handle_branch_prob, pass_branch_prob): New.
8245 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8246 pass_split_before_regstack, gate_handle_split_before_regstack,
8247 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8248 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8249 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8250 pass_stack_regs): New.
8251 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8252 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8253 pass_stack_adjustments): New.
8254 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8255 pass_regrename): New.
8256 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8257 pass_delay_slots, gate_handle_machine_reorg,
8258 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8259 * rtl.h (extern void purge_line_number_notes): New.
8260 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8261 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8263 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8265 * value-prof.c (gate_handle_value_profile_transformations,
8266 rest_of_handle_value_profile_transformations,
8267 pass_value_profile_transformations): New.
8268 * var-tracking.c (gate_handle_var_tracking,
8269 pass_variable_tracking): New.
8270 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8272 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8273 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8274 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8275 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8276 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8277 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8278 rest_of_handle_gcse2, rest_of_handle_regmove,
8279 rest_of_handle_tracer, rest_of_handle_if_conversion,
8280 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8281 rest_of_handle_web, rest_of_handle_branch_prob,
8282 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8283 rest_of_handle_jump_bypass, rest_of_handle_combine,
8284 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8285 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8286 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8287 rest_of_handle_mode_switching, rest_of_handle_jump,
8288 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8289 rest_of_handle_flow2, rest_of_handle_jump2,
8290 rest_of_handle_peephole2, rest_of_handle_postreload,
8291 rest_of_handle_shorten_branches, rest_of_clean_state,
8292 rest_of_compilation): Remove.
8294 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8295 * passes.c (dump_flags, in_gimple_form, all_passes,
8296 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8297 register_dump_files, next_pass_1, last_verified, execute_todo,
8298 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8299 from tree-optimize.c.
8300 (init_optimization_passes): Moved from tree-optimize.c,
8301 adding the RTL optimizations.
8302 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8303 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8304 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8305 register_dump_files, next_pass_1, last_verified, execute_todo,
8306 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8307 init_tree_optimization_passes, ipa_passes): Delete.
8308 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8310 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8311 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8313 (ipa_passes): Remove.
8314 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8315 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8316 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8317 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8318 (dump_info_p, dump_flag): Moved to tree-dump.h.
8320 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8322 * passes.c (finish_optimization_passes): Use dump_begin
8323 and dump_end, TDI_end.
8324 (gate_rest_of_compilation): New.
8325 (pass_rest_of_compilation): Use it.
8326 (gate_postreload, pass_postreload): New.
8327 * toplev.c (general_init): Rename init_tree_optimization_passes.
8328 * toplev.h (init_tree_optimization_passes): Rename to
8329 init_optimizations_passes.
8330 * tree-dump.c (dump_flag): Make static.
8331 (dump_files): Remove RTL dumps.
8332 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8333 pass_cleanup_cfg, pass_free_cfg_annotations,
8334 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8335 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8336 * tree-pretty-print.c: Include tree-pass.h.
8337 * cgraph.c: Include tree-dump.h.
8339 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8341 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8342 Only fall back to saying it points to readonly memory if
8345 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8347 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8348 * config/m32r/m32r.c (m32r_compute_frame_size,
8349 m32r_expand_prologue): Take current_function_profile into
8350 account whenever we reference
8351 current_function_uses_pic_offset_table.
8352 (m32r_finalize_pic): Remove.
8353 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8355 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8357 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8358 instead of $<. Don't remove ./as if it already exists.
8360 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8363 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8364 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8365 for complex modes when generating code for PA 1.0.
8366 (VALID_FP_MODE_P): New macro.
8367 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8368 sets for all general and floating point modes. Align wide floating
8369 point modes to even register boundaries to comply with architectural
8371 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8372 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8373 (VALID_FP_MODE_P): New macro.
8374 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8375 sets for all general and floating point modes. Align wide floating
8376 point modes to even register boundaries to comply with architectural
8379 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8381 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8384 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8386 * tree-ssa-structalias.c: Don't include expr.h.
8388 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8390 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8393 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8395 Fix PR tree-optimization/22279
8397 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8400 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8402 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8404 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8406 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8407 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8408 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8409 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8410 config/stormy16/stormy16.c, config/v850/v850.c,
8411 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8412 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8413 Avoid "." or "\n" at end of diagnostics and capital letters at
8414 start of diagnostics.
8415 * combine.c, cse.c: Don't translate dump file output.
8416 * toplev.c (print_version): Only translate output if going to
8419 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8421 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8422 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8425 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8427 * pa.c (fix_range): Fix typo in comment.
8429 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8431 * tree-vrp.c (extract_range_from_assert): Replace
8432 fold (build (...)) with fold_build2.
8434 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8436 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8437 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8438 (format_types_orig, handle_format_attribute): Add support for
8441 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8443 * varasm.c (assemble_variable): Fix format specifier thinko.
8445 2005-07-03 Ira Rosen <irar@il.ibm.com>
8447 PR tree-optimization/22029 (and 22135)
8448 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8449 a phi node before calling dump_vops.
8451 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8453 * tree-dump.h (dump_string_field): Declare.
8454 * tree-dump.c: Use it instead of dump_string.
8455 (dump_string_field): Make non-static.
8457 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8459 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8460 up the minimal CFG stuff always when optimize > 0. Call
8461 split_all_insns_noflow in PIC case if needed.
8463 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8464 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8467 * c-decl.c (c_write_global_declarations): Dump contents of
8469 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8470 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8471 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8472 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8475 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8477 * c-common.h (GCC_DIAG_STYLE): Define.
8478 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8479 version for format checking to 4.1.
8480 * c-format.c: Include toplev.h after c-common.h.
8481 (enum format_type): Add gcc_tdiag_format_type.
8482 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8483 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8484 (format_types_orig): Add gcc_tdiag.
8485 (init_dynamic_diag_info): Support gcc_tdiag formats.
8486 (handle_format_attribute): Likewise.
8487 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8488 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8489 version for format checking to 4.1.
8490 (warning0, warning, error, pedwarn, sorry): Use
8492 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8493 (finish_aliases_1): Do not use %qE.
8494 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8495 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8496 Correct format bugs.
8497 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8498 parameter to unsigned HOST_WIDE_INT.
8499 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8501 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8504 * expr.c (write_complex_part): Use adjust_address for MEM.
8505 (read_complex_part): Same.
8507 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8509 Fix PR tree-optimization/22280
8511 * tree-sra.c (generate_element_init): Remove useless loop.
8513 2005-07-02 Richard Henderson <rth@redhat.com>
8515 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8517 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8519 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8522 * fold-const.c (fold_binary): Handle the return value of
8523 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8524 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8526 2005-07-02 Jeff Law <law@redhat.com>
8528 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8529 a eliminate type conversion which feeds an equality comparison
8530 if the original type or either operand in the comparison is a
8533 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8535 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8536 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8538 * config/avr/avr.c: Do not use '`' as left quote.
8539 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8540 Remove "." from end of diagnostics. Make diagnostics start with
8543 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8544 Joseph S. Myers <joseph@codesourcery.com>
8546 * toplev.c (default_tree_printer): Handle setting location with
8548 * c-objc.common.c (c_tree_printer): Likewise.
8549 * c-format.c (gcc_diag_flag_specs): Add '+'.
8550 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8551 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8553 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8554 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8555 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8556 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8557 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8558 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8559 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8560 format arguments where %J is used without %D.
8562 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8564 * gcc.c (LINK_SSP_SPEC): Define.
8565 (link_ssp_spec): New variable.
8566 (LINK_COMMAND_SPEC): Add %(link_ssp).
8567 (static_specs): Add link_ssp_spec.
8568 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8569 * configure: Rebuilt.
8570 * config.in: Rebuilt.
8572 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8573 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8574 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8575 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8576 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8577 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8578 -0x7008(2) instead of reading __stack_chk_guard variable.
8579 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8581 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8582 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8583 if TARGET_THREAD_SSP_OFFSET is defined.
8584 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8585 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8588 2005-06-27 Richard Henderson <rth@redhat.com>
8589 * libgcc-std.ver (GCC_4.1.0): New.
8590 * libgcc.h (__stack_chk_guard): Declare.
8591 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8592 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8593 * mklibgcc.in (lib2funcs): Add them.
8595 2005-07-01 Richard Henderson <rth@redhat.com>
8597 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8598 void * before struct sigcontext *.
8599 (x86_fallback_frame_state): Likewise.
8601 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8603 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8605 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8608 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8609 we check for SSA_NAME for.
8611 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8613 Fix PR tree-optimization/22071
8615 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8617 (get_constraint_for_component_ref): Use it.
8619 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8622 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8623 print out the last new line.
8625 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8627 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8628 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8629 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8630 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8631 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8632 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8633 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8634 (enum reg_class): New member CC0_REGS.
8635 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8636 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8637 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8638 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8639 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8640 Adjust for register now described.
8642 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8645 * config/i386/i386.md (stack_protect_test_si,
8646 stack_protect_test_di): Add earlyclobber for scratch 3.
8647 * config/rs6000/rs6000.md (stack_protect_testsi,
8648 stack_protect_testdi): Add earlyclobber for scratch 3,
8649 remove earlyclobber from scratch 4.
8651 Older entries for 2005 can be found in ChangeLog-2005.