1 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3 * longlong.h (__clz_tab): Always provide.
5 2005-11-11 Steven Bosscher <stevenb@suse.de>
8 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
10 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
11 before check_maybe_invariant.
12 (move_invariant_reg): Use gen_move_insn instead of replacing
13 SET_DEST with the temporary for the invariant.
14 (move_loop_invariants): If checking is enabled, do internal
15 consistency checks after completing the pass.
17 2005-11-11 David Edelsohn <edelsohn@gnu.org>
20 * common.opt (Wvolatile-register-var): New.
21 * varasm.c (make_decl_rtl): Only emit warning when option
22 specified. Clarify warning message.
23 * doc/invoke.texi (Wvolatile-register-var): Document new option.
25 * doc/md.texi (copysign): Document standard named pattern.
27 2005-11-11 Jie Zhang <jie.zhang@analog.com>
29 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
30 bytes when align is 2.
31 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
32 by the first instruction of the loop.
34 2005-11-11 Jason Merrill <jason@redhat.com>
37 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
40 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
42 PR rtl-optimization/22509
43 * local-alloc.c (memref_used_between_p): Check whether a function call
44 could not reference the memref.
46 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
48 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
49 algorithm so as to choose the best, not the worst, alternative.
50 Reset accumulated register class before processing next alternative.
52 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
55 * calls.c (expand_call): Copy a return value to a plain register
58 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
61 * varasm.c (assemble_name): Recompute name only for transparent
64 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
66 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
68 2005-11-04 Jeff Law <law@redhat.com>
71 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
72 perform reassociation if the parent statement will not die as
73 a result of the optimization.
75 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
77 * tree-ssa-alias.c (compute_may_aliases): Remove call to
79 * tree-dfa.c (referenced_var_remove): Remove function.
80 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
81 (delete_tree_ssa): Remove call to delete_old_heapvars.
82 Add call to delete_alias_heapvars.
83 * tree-flow.h (referenced_var_remove): Remove prototype
84 (init_alias_heapvars): New prototype.
85 (delete_alias_heapvars): Ditto.
86 * Makefile.in (tree-ssa-structalias.o): Add
87 gt-tree-ssa-structalias.o
88 (GTFILES): Add tree-ssa-structalias.h and
89 tree-ssa-structalias.c.
90 (s-gtype): Add gt-tree-ssa-structalias.h.
91 * tree-ssa-structalias.c (heapvars): Remove.
92 (oldheapvars): Remove.
93 (heapvar_for_stmt): New variable.
94 (heapvar_lookup): New function.
95 (heapvar_insert): Ditto.
96 (get_constraint_for): See if we have an old heapvar
98 (init_alias_heapvars): New function.
99 (delete_alias_heapvars): Ditto.
100 Add include of gt-tree-ssa-structalias.h.
102 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
105 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
107 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
109 * tree.c (int_fits_type_p): Only look at the base type
110 if it has the same precision as the original type.
112 2005-11-10 Jakub Jelinek <jakub@redhat.com>
115 * varasm.c (assemble_alias): Use %q+D in the error
116 message instead of %J and %qD.
118 2005-11-10 Richard Guenther <rguenther@suse.de>
120 * gcse.c (free_ldst_entry): Only free hashtable if
123 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
125 * function.c (assign_stack_local_1): Issue an error message if
126 the frame size overflows in the signed target arithmetics.
128 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
130 * tree.c (build_qualified_type): Chain the new type to the original
131 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
132 a POINTER_TYPE or a REFERENCE_TYPE respectively.
133 (build_pointer_type_for_mode): Only return unqualified types.
134 (build_reference_type_for_mode): Likewise.
136 2005-11-09 Jakub Jelinek <jakub@redhat.com>
138 * Makefile.in (gnucompare): Do comparison of all files using one of
139 the chosen methods and only afterwards decide if just warning should
140 be issued or comparison failure raised.
142 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
144 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
145 (noce_try_abs): Negate if the comparison is reversed.
146 Look only one instruction backwards for a REG_EQUAL note.
148 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
151 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
152 gthr-tpf.h: Define __gthrw. For all identifiers that might
153 be weak, introduce weakrefs or non-weak aliases with __gthrw,
154 and prefix all uses with __ghtrw.
156 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
159 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
160 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
161 * c-common.c (handle_weakref_attribute): New.
162 (c_common_attribute_table): Add weakref.
163 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
165 * configure, config.in: Rebuilt.
166 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
167 * doc/extend.texi: Document weakref attribute.
168 * varasm.c (ultimate_transparent_alias_target): New
169 (assemble_name): Use it.
170 (weak_finish_1): Split out of...
171 (weak_finish): ... and deal with weakrefs in...
172 (weakref_targets): ... new list.
173 (globalize_decl): Clean up weakref_targets.
174 (do_assemble_alias): Handle weakrefs.
175 (finish_aliases_1): Do not reject weakrefs to external symbols.
176 (assemble_alias): Handle weakrefs.
178 2005-11-09 Richard Guenther <rguenther@suse.de>
180 PR tree-optimization/24716
181 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
182 t_bool to track results from follow_ssa_edge.
184 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
186 * final.c (force_source_line): New global variable.
187 (final_scan_insn): Set it to true instead of clearing last_filename.
188 (notice_source_line): Return true if force_source_line is true,
189 unless source info is absent.
191 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
194 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
195 a linkage name for a variable if it a register variable.
196 * c-decl.c (grokdeclarator): Global register variables
197 should be set as PUBLIC.
199 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
202 * config/s390/s390.c (struct s390_frame_layout): New fields
203 first_save_gpr_slot and last_save_gpr_slot.
204 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
205 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
206 first_save_gpr and last_save_gpr with the _slot variants.
207 (s390_register_info): Calculate first_save_gpr_slot and
208 last_save_gpr_slot using regs_ever_live.
210 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
213 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
214 for a function containing a landing pad.
216 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
219 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
222 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
224 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
225 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
227 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
230 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
232 (call,load,store): New insn types.
233 (mem_access, branch_access): Adjust reservation conditions.
234 (define_delay): Adjust condition.
235 (decrement_and_branch_until_zero): Allow for ms2. Set branch
237 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
238 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
240 (call_internal, call_value_internal, return_internal,
241 return_interrupt_internal, eh_return_internal, indirect_jump,
242 tablejump): Set call insn type.
243 (blockage, ei, di): Use appropriate unspec const.
244 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
245 (ms1_get_attr_type): Adjust to give load & store types.
246 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
247 backwards past a barrier.
248 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
250 (struct branch_info, struct label_info): New.
252 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
253 (ms1_machine_reorg): New.
254 (TARGET_MACHINE_DEPENDENT_REORG): Override.
255 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
256 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
257 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
260 2005-11-09 Per Bothner <per@bothner.com>
261 Uros Bizjak <uros@kss-loka.si>
264 * toplev.c (process_options): Initialize debug_hooks early
265 in case lang_hooks.post_options ends up calling a debug_hook.
267 2005-11-08 Jakub Jelinek <jakub@redhat.com>
269 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
270 DBX_REGISTER_NUMBER being contiguous.
272 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
273 Diego Novillo <dnovillo@redhat.com>
276 * tree-vrp.c (register_edge_assert_for): Do not register
277 always-false predicates.
279 2005-11-08 Devang Patel <dpatel@apple.com>
281 PR tree-optimization/23115
282 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
285 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
287 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
290 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
292 Fix PR tree-optimization/23382
294 * tree-ssa-alias.c (compute_may_aliases): Call
295 delete_old_heap_vars.
296 * tree-dfa.c (referenced_var_remove): New function.
297 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
298 * tree-flow.h (referenced_var_remove): Add prototype.
299 (delete_old_heap_vars): Ditto.
300 * tree-ssa-structalias.c (heapvars): New variable.
301 (oldheapvars): Ditto.
302 (get_constraint_for): Put heap vars on heapvars list.
303 (delete_old_heap_vars): New function.
305 2005-11-08 Jason Merrill <jason@redhat.com>
307 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
309 2005-11-08 Uros Bizjak <uros@kss-loka.si>
312 * reg-stack.c (reg_to_stack): Update register liveness also
313 for flag_sched2_use_traces.
315 2005-11-08 Alan Modra <amodra@bigpond.net.au>
318 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
319 override prior explicit -mno-powerpc-gfxopt.
321 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
323 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
324 if the bitsize is zero.
325 * doc/md.texi (Standard Pattern Names): Document it.
327 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
328 (TARGET_PASS_BY_REFERENCE): Likewise.
330 2005-11-07 Ian Lance Taylor <ian@airs.com>
332 PR rtl-optimization/24683
333 * config/i386/i386.c (legitimize_pic_address): If constant operand
334 to PLUS is too large, put it in a register.
336 2005-11-07 Jie Zhang <jie.zhang@analog.com>
338 * configure.ac: Enable checking assembler dwarf2 support for bfin
340 * configure: Regenerate.
342 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
346 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
347 gen_easy_vector_constant_add_self): Delete.
348 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
350 (output_vec_const_move): Use gen_easy_altivec_constant.
351 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
352 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
353 (easy_vector_constant_add_self): Rewritten.
354 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
355 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
356 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
357 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
358 Macroize and adjust for the other changes.
360 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
364 * c-typeck.c (build_c_cast): Try using a shared constant, and see
365 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
367 2005-11-07 Jakub Jelinek <jakub@redhat.com>
369 PR rtl-optimization/23567
370 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
371 (noce_process_if_block): Don't do any optimizations except
372 if (cond) x = x; if !set_b and write into orig_x may trap
373 or fault. Remove the MEM_READONLY_P check.
375 2005-11-06 Diego Novillo <dnovillo@redhat.com>
378 * tree-vrp.c (fix_equivalence_set): New.
379 (extract_range_from_assert): Call it.
381 2005-11-05 Ian Lance Taylor <ian@airs.com>
384 * combine.c (apply_distributive_law): Don't distribute across a
387 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
389 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
390 config/ms1/ms1.h, config/rs6000/predicates.md,
391 config/s390/s390.c, params.def, postreload-gcse.c,
392 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
393 tree-vrp.c, tree.c: Fix comment typos.
394 * doc/invoke.texi: Fix typos.
396 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
398 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
399 for testing whether the data_dependence_relation contains distance
400 vectors. Iterate over all distance vectors of the ddr.
401 * lambda.h: Define a vec of lambda_vector pointers.
402 * tree-data-ref.c (dump_data_dependence_relation,
403 dump_data_dependence_direction): Iterate over all distance and
404 direction vectors of the ddr.
405 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
407 (build_classic_dist_vector, build_classic_dir_vector): Push a set
408 of distance/direction vectors instead of a single one.
409 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
410 lambda_vectors with a vec of lambda_vectors.
411 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
412 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
413 DDR_NUM_DIST_VECTS): New.
414 * tree-loop-linear.c (gather_interchange_stats): Test for the
415 existence of distance vectors only after having checked that there
416 is a dependence. Iterate over all distance vectors of the ddr.
417 (linear_transform_loops): Use dump_data_dependence_relation.
418 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
419 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
420 distance vectors of the ddr.
422 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
424 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
425 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
426 IS_INTHANDLER; all callers changed.
427 (n_regs_saved_by_prologue): Take interrupt handler attributes into
429 (do_link, do_unlink): New argument ALL; all callers changed.
430 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
431 If function isn't leaf, save and restore all registers.
432 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
435 2005-11-05 Jan Hubicka <jh@suse.cz>
437 PR rtl-optimization/23490
438 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
439 max-flow-memory-location): Document.
440 * flow.c: Include params.h
441 (MAX_MEM_SET_LIST_LEN): Kill.
442 (add_to_mem_set_list): Use new param.
443 * cse.c (cse_basic_block): Replace 1000 by new param.
444 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
445 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
446 * predict.c (predict_loops): Use new param.
447 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
449 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
450 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
451 Do not hold memory returned by cgraph_node_name across other call.
453 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
456 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
459 2005-11-04 Jeff Law <law@redhat.com>
462 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
463 * tree-ssa-dom.c: Include params.h.
464 (thread_across_edge): If there are too many statements in the
465 target block, then do not thread through it.
466 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
467 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
469 2005-11-03 Diego Novillo <dnovillo@redhat.com>
472 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
473 TODO_update_ssa instead of TODO_update_ssa_no_phi.
475 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
478 * tree-scalar-evolution.c (instantiate_parameters_1,
479 instantiate_parameters, resolve_mixers): Compute the size of an
480 expression to be instantiated and give up the instantiation if the
481 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
483 2005-11-04 Richard Guenther <rguenther@suse.de>
485 * tree-flow.h (ref_contains_indirect_ref): Rename to
486 array_ref_contains_indirect_ref.
487 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
488 (array_ref_contains_indirect_ref): Make comment match the code
490 (ref_contains_array_ref): Likewise.
491 * tree-ssa-structalias.c (find_func_aliases): Remove call to
492 ref_contains_indirect_ref.
493 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
494 Rename calls to ref_contains_indirect_ref.
496 2005-11-04 Paul Brook <paul@codesourcery.com>
498 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
499 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
500 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
501 * config/arm/arm.md: Use match_operand in peephole input templates
502 and match_dup in peephole output templates.
504 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
506 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
509 2005-11-04 Mark Mitchell <mark@codesourcery.com>
510 Daniel Jacobowitz <dan@codesourcery.com>
512 * longlong.h (add_ssaaaa): Clobber condition code register
514 (sub_ddmmss): Likewise.
515 (umul_ppmm): Likewise.
517 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
518 Paul Brook <paul@codesourcery.com>
519 Phil Blundell <pb@reciva.com>
521 * configure.ac: Add test for ARM TLS support.
522 * configure: Regenerated.
523 * config/arm/arm-protos.h (legitimize_tls_address)
524 (arm_tls_referenced_p, tls_mentioned_p)
525 (arm_output_addr_const_extra): New prototypes.
526 (thumb_legitimize_pic_address): Delete.
527 * config/arm/arm.c: Include "gt-arm.h".
528 (enum tls_reloc): New.
529 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
530 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
531 (arm_call_tls_get_addr, legitimize_tls_address)
532 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
533 (arm_init_tls_builtins, arm_emit_tls_decoration)
534 (arm_output_addr_const_extra): New functions.
535 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
536 (TARGET_HAVE_TLS): Define.
537 (target_thread_pointer): New.
538 (arm_override_options): Handle -mtp=.
539 (legitimize_pic_address): Ignore UNSPECs.
540 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
542 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
543 (tls_get_addr_libfunc): New variable.
544 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
545 (arm_init_builtins): Call arm_init_tls_builtins.
546 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
547 (arm_encode_section_info): Call default_encode_section_info.
548 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
549 (enum arm_tp_type): New.
550 (target_thread_pointer): Add declaration.
551 (LEGITIMATE_CONSTANT_P): Handle TLS.
552 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
553 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
554 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
555 * config/arm/arm.md: Add UNSPEC_TLS.
557 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
559 (tls_load_dot_plus_eight): New insn and a peephole to create it.
560 (load_tp_hard, load_tp_soft): New insns.
561 * arm.opt: Add -mtp=.
562 * doc/invoke.texi (ARM Options): Document -mtp.
564 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
566 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
567 * config/arm/libunwind.S: Include "lib1funcs.asm".
568 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
569 (LIB2ADDEH): Add libunwind.S.
570 (LIB2ADDEHDEP): Add lib1funcs.asm.
571 * mklibgcc.in: Handle asm files in libgcc_eh.a.
573 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
576 * gcc/c.opt: Add a -lang-fortran option.
577 * gcc/c-opts.c: Add a lang_fortran flag.
578 (c_common_init_options): Handling the -lang-fortran option.
579 (c_common_handle_option): Add a case for Fortran options in
580 preprocessing. Remove cases for -ffixed-form and
581 -ffixed-line-length. Add a case for -lang-fortran.
583 2005-11-03 David Edelsohn <edelsohn@gnu.org>
585 * config/rs6000/rs6000.c: Include params.h
586 (optimization_options): Set max-grow-copy-bb-insns default to 16.
587 (bdesc_2arg): Delete vpkuhss and vpkuwss.
588 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
589 (UNSPEC_VPKUWSS): Delete.
590 (altivec_vpkuhss): Delete.
591 (altivec_vpkuwss): Delete.
592 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
594 (neg_eq0<mode>): Remove final condition.
595 (neg_eq<mode>): Remove condition and split-condition.
597 2005-11-04 Alan Modra <amodra@bigpond.net.au>
599 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
600 Use associated print macros.
602 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
605 * diagnostic.c (diagnostic_set_info_translated): New function.
606 (diagnostic_set_info): Use it. Add comment.
607 * diagnostic.h (diagnostic_set_info_translated): Declare.
609 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
611 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
612 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
613 reference only if 'public' is true.
614 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
615 emit the .hidden directive only if the indirect reference is public.
616 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
617 Pass it to dw2_force_const_mem.
618 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
619 * dwarf2out.c (output_cfi): Adjust calls to above function.
620 (output_call_frame_info): Likewise.
621 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
622 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
624 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
626 PR tree-optimization/24483
627 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
628 field to elts if possible.
630 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
633 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
636 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
638 Fix PR tree-optimization/24351
640 * tree-ssa-structalias.c (struct variable_info): Add
642 (get_varinfo_fc): New function to follow collapsing.
643 (new_var_info): Set collapsed_to to NULL.
644 (dump_constraint): Follow collapsing.
645 (build_constraint_graph): Handle collapsing.
646 (do_simple_structure_copy): Return false if something bad
648 (collapse_rest_of_var): New function.
649 (do_structure_copy): Collapse if do_simple_structure_copy returns
652 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
655 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
656 expressions to a statement list instead of gimplifying them.
658 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
660 PR rtl-optimization/23585
661 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
662 that can't trap plus a constant integer, if the mode has zero size.
664 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
667 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
669 ("*insv<mode>_reg_extimm"): Likewise.
671 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
674 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
675 c_common_type_for_mode returns an unnamed type.
677 2005-11-02 Richard Henderson <rth@redhat.com>
681 * dwarf2out.c (dwarf2out_reg_save_reg): New.
682 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
683 * function.c (assign_parms): Use calls.internal_arg_pointer.
684 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
686 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
687 (TARGET_CALLS): Add it.
688 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
689 * targhooks.c (default_internal_arg_pointer): New.
690 * targhooks.h (default_internal_arg_pointer): Declare.
691 * tree.h (dwarf2out_reg_save_reg): Declare.
692 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
693 * config/i386/i386.c (dbx_register_map): Add return column.
694 (dbx64_register_map, svr4_dbx_register_map): Likewise.
695 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
696 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
697 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
698 (ix86_save_reg): Save force_align_arg_pointer.
699 (ix86_emit_save_regs): Make regno unsigned.
700 (ix86_emit_save_regs_using_mov): Likewise.
701 (ix86_expand_prologue): Handle force_align_arg_pointer.
702 (ix86_expand_epilogue): Likewise.
703 * config/i386/i386.h: (dbx_register_map): Update.
704 (dbx64_register_map, svr4_dbx_register_map): Update.
705 (struct machine_function): Add force_align_arg_pointer.
706 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
707 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
708 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
710 2005-11-02 Jan Hubicka <jh@suse.cz>
713 * i386.md: Add peep2 for simplyfing array accesses.
715 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
718 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
719 * config/s390/s390.c (s390_decompose_shift_count): New function.
720 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
721 (print_shift_count_operand): Use s390_decompose_shift_count.
722 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
723 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
725 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
728 * loop.c (loop_givs_rescan): Use force_operand to expand
731 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
734 * fold-const.c (build_range_check): Use unsigned when signed
735 overflow is undefined also. If etype is subtype, make sure that
736 the subtraction is in the supertype.
738 2005-11-02 Richard Henderson <rth@redhat.com>
741 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
744 2005-11-01 Richard Henderson <rth@redhat.com>
747 * loop.c (scan_loop): Do not propagate computations to a hard
748 register destination with SMALL_REGISTER_CLASSES.
750 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
752 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
753 costs for MULT inside PLUS or MINUS.
755 2005-11-01 Bob Wilson <bob.wilson@acm.org>
757 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
758 (TRAMPOLINE_SIZE): Round up to 60.
759 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
761 2005-10-31 James E. Wilson <wilson@specifix.com>
764 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
765 ifdef. Put ifdefs around call in gen_subprogram_die.
766 (compute_frame_pointer_to_cfa_displacement): Likewise.
767 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
770 PR rtl-optimization/17356
771 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
772 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
774 2005-10-31 Jan Hubicka <jh@suse.cz>
777 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
780 * i386.c (legitimize_pic_address): Deal with large immediates.
783 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
784 from symbol names while computing checkup.
787 * predict.c (predict_loops): Do not estimate more than
788 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
789 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
791 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
793 PR tree-optimization/19097
794 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
796 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
798 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
800 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
803 * tree-inline.c (setup_one_parameter): If the init_stmt
804 is NULL, don't insert the statement.
806 2005-10-30 Jan Hubicka <jh@suse.cz>
808 PR tree-optimization/24172
809 * tree-inline.c (copy_body_r): Unshare the substituted value first.
811 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
813 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
814 constants for hosts with long != 32 bits.
816 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
819 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
821 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
823 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
824 (TARGET_MS1_16_002): New.
825 (TARGET_MS1_16_003): New.
827 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
828 ("*decrement_and_branch_until_zero_no_clobber"): New.
829 Add corresponding splitter for decrement_and_branch_until_zero
831 Key all decrement_and_branch_until_zero patterns off of
834 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
837 * tree-complex.c (extract_component): Treat RESULT_DECL
838 like the rest of the decls.
840 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
842 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
843 indirect call to _mcount if the function needs a static chain.
845 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
846 Caroline Tice <ctice@apple.com>
848 PR rtl-optimization/24460
849 * dwarf2out.c (have_switched_text_sections): New boolean variable.
850 (dwarf2out_switch_text_section): Set it to true instead of
851 incrementing separate_line_info_table_in_use.
852 (output_loc_list): Additionally test have_switched_text_sections.
853 (output_ranges): Likewise.
854 (dwarf2out_finish): Likewise.
855 * varasm.c (assemble_start_function): Do not call
856 insert_section_boundary_note.
857 (assemble_end_function): If flag_reorder_blocks_and_partition,
858 switch to the function's section before emitting the .size directive.
859 * bb-reorder.c (insert_section_boundary_note): Staticify.
860 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
861 * output.h (insert_section_boundary_note): Delete.
863 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
866 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
867 instead of pointer equality when comparing types.
869 2005-10-24 James E. Wilson <wilson@specifix.com>
871 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
872 add_dependence_list_and_free calls.
874 2005-10-24 Steven Bosscher <stevenb@suse.de>
876 * contrib.texi: Add the names of the LLNL folks who donated
877 Cray pointer support for gfortran.
879 2005-10-24 Steven Bosscher <stevenb@suse.de>
881 PR tree-optimization/24225
882 * profile.c (branch_prob): Look from end to start through a
883 basic block when looking for a locus.
885 2005-10-24 Richard Henderson <rth@redhat.com>
887 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
889 (hppa_expand_prologue): Likewise.
891 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
893 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
894 (NO_DEFERRED_PROFILE_COUNTERS): Define.
895 * pa.h (NO_PROFILE_COUNTERS): Define.
896 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
897 (funcdef_nos): New vector to hold label numbers of deferred profile
899 (output_deferred_profile_counters): New function.
900 (hppa_profile_hook): Push label number onto funcdef_nos.
901 (pa_hpux_file_end): Call output_deferred_profile_counters if
902 NO_DEFERRED_PROFILE_COUNTERS is false.
904 * pa-protos.h (get_deferred_plabel): New prototype.
905 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
907 (output_call): Adjust calls.
909 2005-10-24 Alan Modra <amodra@bigpond.net.au>
911 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
912 peculiarity of GOT/TOC section usage.
914 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
917 * c-common.c (constant_string_class_name): Add documentation.
919 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
922 * recog.c (peephole2_optimize): Increment peep2_current_count
923 only when the slot is empty.
925 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
928 * except.c (output_function_exception_table): Call
929 assemble_external_libcall if we need a personality function.
931 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
933 PR rtl-optimization/24460
934 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
935 set the basic block for barriers.
937 2005-10-21 Janis Johnson <janis187@us.ibm.com>
939 * var-tracking.c (vt_initialize): Initialize post.
941 2005-10-21 Devang Patel <dpatel@apple.com>
944 * c-common.c (vector_types_convertible_p): Check vector element type.
946 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
948 * config/sh/sh.c (prepare_move_operands): Handle the address
949 constant which is a tls symbolic address plus a constant.
951 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
954 * gcc.c (main): Use the correct counter for erroring out
955 about mulitple files.
957 2005-10-21 Alan Modra <amodra@bigpond.net.au>
960 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
961 use r2 for 64-bit tls .got access.
963 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
965 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
968 2005-10-20 Steven Bosscher <stevenb@suse.de>
970 PR tree-optimization/24307
971 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
973 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
976 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
978 * varasm.c (find_decl_and_mark_needed): After cgraph global info
979 is ready, stop marking functions, but still mark variables.
981 2005-10-20 Richard Guenther <rguenther@suse.de>
984 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
987 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
989 PR rtl-optimization/23585
990 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
991 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
992 (may_trap_p_1): New predicate extracted from...
993 (may_trap_p): ... here. Invoke may_trap_p_1.
994 (may_trap_or_fault_p): New predicate.
995 * rtl.h (may_trap_or_fault_p): Declare it.
996 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
997 instead of may_trap_p.
998 (steal_delay_list_from_fallthrough): Likewise.
999 (fill_simple_delay_slots): Likewise.
1000 (fill_slots_from_thread): Likewise.
1001 * function.c (pad_to_arg_alignment): Rework comment about
1002 SPARC_STACK_BOUNDARY_HACK.
1003 * config/sparc/sparc.h: Likewise.
1005 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1007 * config/s390/s390.c (s390_expand_insv): New.
1008 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1009 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1010 ("icm_hi"): Remove mode attribute.
1011 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1013 ("*extracthi", "*extractqi"): Remove.
1014 (extv<mode>", "*extzv<mode>"): New.
1015 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1016 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1018 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1020 * cfgexpand.c (discover_nonconstant_array_refs_r,
1021 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1022 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1023 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1024 discover_nonconstant_array_refs.
1026 2005-10-19 Steven Bosscher <stevenb@suse.de>
1029 * c-decl.c (pop_scope): Don't warn about an unused variable
1030 if it is marked with TREE_NO_WARNING.
1031 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1032 somenow mismatch and olddecl is to be replaced.
1034 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1037 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1038 whether registers live on the edge can be saved/restored.
1040 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1042 * config/sh/sh.c (fixup_mova): Skip notes.
1044 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1046 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1047 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1048 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1049 (s390_initial_elimination_offset): Likewise.
1050 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1051 register on TARGET_ZARCH targets.
1052 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1053 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1054 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1055 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1057 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1059 * config/s390/s390.md: Comment describing output modifiers updated.
1060 * config/s390/s390.c (print_operand): Likewise.
1062 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1064 * config/s390/s390.c (override_options): Added check for -mstack-size
1066 * doc/invoke.texi: Mention that limit in the documenation.
1068 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1071 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1073 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1075 Fix PR tree-optimization/24231
1077 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1078 (compute_avail): Ditto.
1080 2005-10-18 Richard Henderson <rth@redhat.com>
1083 * config/i386/i386.c (legitimate_constant_p): Check
1084 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1086 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1087 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1088 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1090 (print_operand_address): Likewise.
1091 * config/i386/predicates.md (x86_64_immediate_operand): Test
1092 SYMBOL_REF_TLS_MODEL properly inside CONST.
1093 (x86_64_zext_immediate_operand): Likewise.
1094 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1095 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1096 * config/i386/i386-protos.h: Remove predicates.md entries.
1098 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1100 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1101 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1103 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1104 Ian Lance Taylor <ian@airs.com>
1107 * fold-const.c (fold_widened_comparison): Do not allow range based
1108 constant folding when right operand cannot be unwidened.
1110 2005-10-17 Richard Henderson <rth@redhat.com>
1112 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1113 with a memory clobber.
1115 2005-10-17 James E Wilson <wilson@specifix.com>
1117 PR rtl-optimization/17356
1118 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1119 checking for EDGE_EH.
1121 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1123 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1124 the slot on an even boundary for any type with 16-byte alignment.
1126 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1129 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1130 after register allocation.
1132 2005-10-17 DJ Delorie <dj@redhat.com>
1134 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1137 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1140 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1143 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1145 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1146 to 2 if it's already non-zero.
1147 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1148 is set and warn about it if flag_schedule_insns is 1.
1150 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1152 * config/crx/crx.md: Compare-and-branch instructions need to
1155 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1158 * config/i386/i386.md (*pushdi2_rex64 splitter)
1159 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1160 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1161 flow2 pass only when (optimize > 0 && flag_peephole2).
1163 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1166 * gcc.c (have_c): New static variable.
1168 (process_command): Remove declation of have_c.
1169 Set have_o to 1 when handling -o.
1170 (main): Add a fatel error if there are multiple
1171 files specified and -o and -c/-S is passed witout
1172 -combine or multiple languages.
1174 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1176 Fix PR tree-optimization/22444
1177 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1178 Assert that we don't hit something with subvars.
1179 (setup_pointers_and_addressables): Don't add things with subvars,
1180 because we'll already process the subvars for aliasing purposes.
1182 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1185 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1186 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1187 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1188 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1189 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1190 swapped, alternatives for the R constraint.
1193 * builtins.c (get_builtin_sync_mode): Make unlimited
1194 mode_for_size request.
1196 2005-10-15 Richard Henderson <rth@redhat.com>
1198 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1199 (gimplify_expr): ... here.
1200 (gimplify_compound_lval): Use it in initial scan loop. Allow
1201 fb_lvalue in base expression.
1203 2005-10-15 Richard Henderson <rth@redhat.com>
1206 * builtins.c (expand_builtin_trap): Export.
1207 * expr.h (expand_builtin_trap): Declare.
1208 * expr.c (expand_assignment): Emit a trap for integral offsets
1209 from registers that weren't reduced to bitpos.
1211 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1212 (mark_array_ref_addressable): Remove.
1213 * tree-flow.h (mark_array_ref_addressable): Remove.
1214 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1216 2005-10-15 James E Wilson <wilson@specifix.com>
1219 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1220 (add_dependence_list_and_free): Likewise.
1221 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1224 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1228 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1229 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1231 (vrp_visit_phi_node): Only prevent infinite iterations when
1232 the previous result and the new result are both VR_RANGEs.
1234 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1236 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1239 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1242 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1245 2005-10-14 Per Bothner <per@bothner.com>
1247 PR preprocessor/21250
1248 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1250 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1253 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1254 overflow flags. Refactor some conditionals.
1256 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1259 * tree-dfa.c (add_referenced_var): Only look at decls which
1260 have TREE_CONSTANT or TREE_READONLY set instead of if
1261 !TREE_PUBLIC or !TREE_CONSTANT.
1263 2005-10-13 James E Wilson <wilson@specifix.com>
1265 * doc/invoke.texi: For -x, add f95-cpp-input.
1266 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1268 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1270 PR tree-optimization/24262
1271 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1272 in loop all the time.
1274 2005-10-12 Richard Henderson <rth@redhat.com>
1277 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1278 * function.c (assign_parm_find_data_types): Don't support it.
1279 * print-tree.c (print_node): Likewise.
1280 * c-common.c (handle_transparent_union_attribute): Likewise.
1281 Use build_duplicate_type.
1282 * tree-inline.c (remap_type_1): Split out of remap_type;
1283 properly remap aggregate fields.
1284 (build_duplicate_type): New.
1285 * doc/extend.texi (Variable Attributes): Remove documentation
1286 for transparent_union.
1288 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1291 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1292 (gen_stack_pointer_dec): Likewise.
1294 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1298 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1300 (struct cxx): Add adjust_class_at_definition target hook.
1301 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1302 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1303 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1304 hook_void_tree. Add to TARGET_CXX.
1305 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1307 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1308 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1309 instead of attribute. Check for dllexport override. Warn if
1310 inconsistent dll linkage. Don't lose old dllimport if decl has
1311 had address referenced. Tweak lookup of dllimport atribute.
1312 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1313 for target specific rules. Don't add dllimport attribute if
1314 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1315 dllimport attribute.
1316 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1317 * varasm.c (initializer_constant_valid_p): Replace
1318 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1322 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1323 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1324 (i[34567]86-*-mingw32*): Likewise.
1326 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1327 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1329 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1330 C++-specific code. Change return value to bool.
1331 (i386_pe_dllimport_p): Likewise.
1332 (associated_type): Simplify and make language-independent
1333 (i386_pe_encode_section_info): Replace override of ambiguous
1334 dllimport symbol refs with a gcc_assert.
1335 (i386_pe_valid_dllimport_attribute_p): Define.
1336 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1337 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1338 i386_pe_adjust_class_at_definition.
1339 * config/i386/winnt-stubs.c: New file. Define stub versions of
1340 lang-specific functions.
1341 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1342 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1343 i386_pe_adjust_class_at_definition.
1344 (i386_pe_valid_dllimport_attribute_p): Declare.
1345 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1346 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1347 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1350 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1351 dllimport attribute with test of DECL_DLLIMPORT_P.
1353 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1355 * combine.c (make_extraction): Correct offset computation.
1357 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1359 * config/cris/t-linux (LIMITS_H_TEST): Define.
1361 2005-10-12 Richard Henderson <rth@redhat.com>
1364 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1366 2005-10-12 Richard Guenther <rguenther@suse.de>
1368 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1370 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1373 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1374 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1377 2005-10-12 Richard Guenther <rguenther@suse.de>
1380 * varasm.c (output_constant): Correct typo from previous
1383 2005-10-11 Ian Lance Taylor <ian@airs.com>
1385 PR rtl-optimization/13931
1386 * combine.c: Revert patch of 2003-05-14, and:
1387 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1388 completely killed in the appropriate insn.
1389 (distribute_notes): Don't skip multiple hard register test for
1390 elim_i1 and elim_i2.
1392 2005-10-11 Richard Henderson <rth@redhat.com>
1395 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1396 to initialize a transparent union instead of a nop_expr.
1398 2005-10-11 Richard Henderson <rth@redhat.com>
1400 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1401 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1402 (tree_ssa_dce_loop): Call scev_reset.
1405 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1406 * tree-ssa-dce.c: Include cfgloop.h.
1407 (tree_ssa_dce_loop, pass_dce_loop): New.
1408 * tree-pass.h (pass_dce_loop): Declare it.
1409 * passes.c (init_optimization_passes): Use it.
1411 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1414 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1415 Only apply the optimization for rounding builtins if the inner
1416 cast is also an extension.
1418 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1421 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1422 mark_new_vars_to_rename instead of update_stmt.
1424 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1426 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1428 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1430 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1431 for setting MMX register to 0 rather than mmx.
1433 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1436 * configure.ac: Move gas check from mips specific case to common case.
1437 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1438 * configure: Regenerate
1439 * doc/install.texi: Update.
1441 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1444 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1446 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1448 * gcc.c (do_spec_1): Accept numeric characters in file name
1451 2005-10-10 Nick Clifton <nickc@redhat.com>
1453 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1454 describing the deleted arm_gen_rotated_half_load function.
1456 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1458 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1461 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1463 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1465 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1466 (EXTRA_MULTILIB_PARTS): Define.
1467 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1468 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1469 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1470 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1471 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1472 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1474 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1476 PR tree-optimization/24226
1477 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1478 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1479 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1482 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1484 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1486 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1489 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1490 Rewrite for no need for the early clobber.
1492 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1494 Merge from csl-arm-branch:
1495 2005-09-07 Paul Brook <paul@codesourcery.com>
1496 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1499 2005-04-30 Paul Brook <paul@codesourcery.com>
1500 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1501 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1503 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1504 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1505 (arm_override_options): Use TARGET_AAPCS_BASED.
1506 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1507 (PTRDIFF_TYPE): Use int for AAPCS.
1508 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1509 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1510 (DEFAULT_SHORT_ENUMS): Delete.
1511 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1513 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1514 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1515 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1516 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1518 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1519 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1521 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1522 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1524 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1525 * config.gcc (arm*-*-linux-gnueabi): Add it.
1526 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1528 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1529 * config/arm/linux-eabi.h: New file.
1530 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1531 (LINUX_TARET_LINK_SPEC): Likewise.
1532 (LINK_SPEC): Use it.
1533 * config/arm/t-linux-eabi: New file.
1535 2005-10-08 Steven Bosscher <stevenb@suse.de>
1538 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1540 (PARAM_SMS_DFA_HISTORY): Likewise.
1542 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1545 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1546 (load_register_parameters): Call it.
1547 (check_sibcall_argument_overlap_1): Likewise.
1548 (store_one_arg): Likewise.
1550 2005-10-07 James E. Wilson <wilson@specifix.com>
1552 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1553 DImode not VECINT24 for operand 2.
1556 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1560 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1561 fr_spill): Use destination_operand for operand 0.
1563 2005-10-07 DJ Delorie <dj@redhat.com>
1565 * varasm.c (output_constant): Limit error to expanding
1568 2005-10-07 Richard Guenther <rguenther@suse.de>
1571 * fold-const.c (fold_binary): Fix operand types during folding
1572 of X op (A, Y). Evaluation order of the side-effects of
1573 X and A are frontend-defined, so ensure we honour that even for
1574 tcc_comparison class operands; eased by removing duplicate code.
1576 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1578 * stor-layout.c (layout_type): Do not allow alignment of array
1579 elements to be greater than their size.
1581 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1583 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1585 (hppa*-*-linux*): Ditto.
1586 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1587 * config/host-hpux.c: New.
1588 * config/x-hpux: New.
1589 * config/pa/x-hpux: Remove.
1590 * config/pa/x-linux: Remove.
1591 * config/pa/pa-host.c: Remove.
1593 2005-10-07 Jeff Law <law@redhat.com>
1595 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1596 determine whether or not to try and thread outgoing edges.
1598 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1600 * config/rs6000/rs6000.md (eqsi_power): New.
1601 (neg_eq0si): Add TARGET_POWER to final condition.
1604 2005-10-06 Richard Henderson <rth@redhat.com>
1606 * config/rs6000/rs6000.c: Revert last change.
1608 2005-10-06 Richard Henderson <rth@redhat.com>
1610 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1611 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1613 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1617 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1618 out return_label and naked_return_label.
1620 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1622 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1625 2005-10-06 Richard Henderson <rth@redhat.com>
1628 * tree-inline.c (declare_return_variable): Handle modify_dest not
1631 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1633 Fix PR tree-optimization/22488
1634 * tree-ssa-structalias.c (check_for_overlaps): New function.
1635 (create_variable_info_for): Use it.
1637 2005-10-06 Richard Henderson <rth@redhat.com>
1640 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1641 (dwarf2out_start_source_file): Print it.
1643 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1645 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1647 2005-10-06 Richard Henderson <rth@redhat.com>
1650 * mode-switching.c (optimize_mode_switching): Clear transp bit
1651 for block with incomming abnormal edges.
1653 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1654 (fpscr_set_from_mem): Use them.
1655 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1656 (fpscr postinc splitters): Rewrite as peephole2+split.
1658 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1660 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1661 (eq<mode>_compare): Same.
1663 2005-10-06 Richard Guenther <rguenther@suse.de>
1665 PR tree-optimization/24238
1666 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1668 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1670 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1671 here. Use AC_PATH_PROG for environment variables instead of
1673 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1675 * configure: Regenerated.
1677 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1680 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1681 then force it into a register.
1682 (call_value): Likewise.
1684 2005-10-06 Richard Henderson <rth@redhat.com>
1687 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1688 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1689 under pass_vectorize.
1691 2005-10-05 Devang Patel <dpatel@apple.com>
1694 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1695 handling constants. Check NAMESPACE_DECL context for constants.
1697 2005-10-05 Eric Christopher <echristo@apple.com>
1699 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1701 2005-10-05 Richard Henderson <rth@redhat.com>
1704 * tree-cfg.c (mark_array_ref_addressable_1): New.
1705 (mark_array_ref_addressable): New.
1706 * tree-flow.h (mark_array_ref_addressable): Declare.
1707 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1709 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1713 * reload.c (subst_reloads): When adding a REG_LABEL to a
1714 jump instruction, also update JUMP_LABEL.
1716 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1718 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1719 * bb-reorder.c (copy_bb_p): Use it.
1720 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1722 2005-10-05 Richard Henderson <rth@redhat.com>
1725 * toplev.c (process_options): Warn about unsupported combinations
1726 of unwind tables and omit-frame-pointer.
1727 * config/i386/i386.c (override_options): Similarly. Enable
1728 accumulate-outgoing-args if not explicitly disabled.
1730 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1732 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1733 Handle big endian vs. small endian.
1734 (vec_initv2sf): Handle big endian vs. small endian.
1735 (*vec_extractv2sf_1): Ditto.
1737 2005-10-05 Dale Johannesen <dalej@apple.com>
1739 * convert.c (convert_to_real): Don't convert
1740 (float)floor(double d) to floorf((float)d).
1742 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1744 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1746 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1748 PR tree-optimization/18587
1749 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1750 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1751 build_vuses): Change to VEC type.
1752 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1753 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1754 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1755 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1756 (get_name_decl): New. Return DECL_UID of base variable.
1757 (operand_build_cmp): New. qsort comparison routine.
1758 (operand_build_sort_virtual): New. Sort virtual build vector.
1759 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1760 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1761 (FINALIZE_BASE): Use get_name_decl.
1762 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1763 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1764 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1765 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1766 direct VEC_* manipulations.
1767 (build_ssa_operands): Call operand_build_sort_virtual.
1768 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1769 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1770 with direct VEC_* manipulations.
1771 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1772 with direct VEC manipulations.
1774 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1776 PR tree-optimization/21419
1777 PR tree-optimization/24146
1778 PR tree-optimization/24151
1780 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1781 (build_asm_expr): Call it if outputs are read-only.
1782 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1784 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1785 Paolo Bonzini <bonzini@gnu.org>
1789 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1790 enable the instructions and not just the built-ins.
1791 * doc/invoke.texi (x86 Options): Likewise.
1793 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1795 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1797 * doc/invoke.texi (Option Summary): Correct spelling
1798 of -mmacosx-version-min.
1800 2005-10-04 Devang Patel <dpatel@apple.com>
1802 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1805 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1807 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1808 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1810 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1812 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1813 ("TE","tg"): New mode attributes.
1814 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1815 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1816 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1817 dword_mode and one for GPRmode.
1819 2005-10-04 Ian Lance Taylor <ian@airs.com>
1821 PR preprocessor/13726
1822 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1823 any comments passed in.
1825 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1827 * tree.c (annotate_with_file_line): Fix typo.
1829 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1832 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1833 type used to access data in the inlined length == 1 case, use
1834 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1835 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1837 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1839 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1840 TARGET_SSE3 and only for TARGET_80387.
1841 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1842 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1843 Do not depend on TARGET_80387.
1845 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1847 * tree.c (last_annotated_node): Change type to location_t*.
1848 (annotate_with_file_line): Reflect the change of
1849 last_annotated_node type.
1851 2005-10-04 Richard Guenther <rguenther@suse.de>
1854 * c-decl.c (grokdeclarator): Don't write to fields
1857 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1860 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1862 * varasm.c (make_decl_rtl): If a register variable does not
1863 have a set user assmbler name, error out.
1864 Decode the asmspec is now name+1 bypassing '*'.
1866 2005-10-04 Steven Bosscher <stevenb@suse.de>
1868 PR tree-optimization/23049
1869 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1870 of a COND_EXPR is folded before calling fold on the whole rhs of a
1871 conditional assignment.
1872 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1873 document that a COND_EXPR may appear there.
1875 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1878 * tree-vrp.c (extract_range_from_assert): If the new numeric
1879 range created out of the assertion contradicts the existing
1880 numeric range of the ASSERT_EXPR variable, make the new range
1883 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1885 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1886 from T_REGS to FP register class.
1888 2005-10-03 Richard Henderson <rth@redhat.com>
1891 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1892 before creating a new one.
1894 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1896 * config/rs6000/t-aix43 (LDFLAGS): New.
1897 * config/rs6000/t-aix52 (LDFLAGS): New.
1899 2005-10-03 Ian Lance Taylor <ian@airs.com>
1901 * gimplify.c (find_single_pointer_decl_1): New static function.
1902 (find_single_pointer_decl): New static function.
1903 (internal_get_tmp_var): For a formal variable, set restrict base
1904 information if appropriate.
1905 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1907 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1908 (DECL_GET_RESTRICT_BASE): Define.
1909 (SET_DECL_RESTRICT_BASE): Define.
1910 (decl_restrict_base_lookup): Declare.
1911 (decl_restrict_base_insert): Declare.
1912 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1913 * tree.c (restrict_base_for_decl): New static variable.
1914 (init_ttree): Initialize restrict_base_for_decl.
1915 (copy_node_stat): Copy restrict base information.
1916 (decl_restrict_base_lookup): New function.
1917 (decl_restrict_base_insert): New function.
1918 (print_restrict_base_statistics): New static function.
1919 (dump_tree_statistics): Call print_restrict_base_statistics.
1921 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1924 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1925 case of anti-ranges.
1927 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1930 * c-typeck.c (tagged_tu_seen): Rename to ...
1931 (tagged_tu_seen_cache): this and add val field.
1932 (comptypes): Move functional to comptypes_internal
1933 and free tagged_tu_seen.
1934 (comptypes_internal): New function and call comptypes_internal
1935 instead of comptypes. Speed up by sibcalling
1936 tagged_types_tu_compatible_p.
1937 (alloc_tagged_tu_seen): New function
1938 (free_all_tagged_tu_seen_up_to): New function.
1939 (tagged_types_tu_compatible_p): Return the val of the seen two
1941 Add that the two types are the same to tagged_tu_seen_base
1942 if they are and call comptypes_internal instead of comptypes.
1943 <case UNION_TYPE>: Speed up common type where the fields are
1945 (function_types_compatible_p): Call comptypes_internal instead of
1947 (type_lists_compatible_p): Likewise.
1948 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1950 2005-10-02 Matthias Klose <doko@debian.org>
1952 * doc/invoke.texi: Fix typo and speling error.
1954 2005-10-01 Richard Henderson <rth@redhat.com>
1956 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1958 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1960 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1961 using --start-group and --end-group.
1963 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1965 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1966 FIXME note regarding quirky semantics.
1968 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1971 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1972 non-null range as a last resort.
1974 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1975 Diego Novillo <dnovillo@redhat.com>
1978 * tree-vrp.c (extract_range_from_assert): For !=
1979 assertions, only build an anti-range if LIMIT is a
1980 single-valued range.
1982 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1984 * arm.md (movqi): On thumb when optimizing, handle loading from
1985 memory by describing this as taking a subreg of a zero-extended load
1986 into an SImode register.
1989 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1991 * reload1.c (merge_assigned_reloads): Do not change any
1992 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1994 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1996 * Makefile.in (LIPO_FOR_TARGET): Define.
1997 (STRIP_FOR_TARGET): Define.
1999 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2000 before creating new ones. Do symlinks before creating the actual
2003 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2004 to work out which multilibs are actually being built.
2006 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2008 * tree-vect-transform.c, config/ms1/ms1.md,
2009 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2010 Follow spelling conventions.
2011 * doc/invoke.texi, doc/md.texi: Fix typos.
2013 2005-09-30 Andrew Macleod <amacleod@redat.com>
2015 PR tree-optimization/21430
2016 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2017 use operands, and set stmt pointer if need be.
2018 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2019 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2022 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2025 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2027 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2029 * optabs.c (expand_binop): Initialize first_pass_p.
2031 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2034 * c-decl.c (c_write_global_declarations_1): If any
2035 wrapup_global_declaration_2 call returned true, restart the loop.
2037 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2039 Fix PR tree-optimization/24117
2040 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2041 before considering whether to use anyoffset.
2043 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2047 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2049 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2051 (swap_commutative_operands_with_target): New.
2053 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2056 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2059 2005-09-29 Steven Bosscher <stevenb@suse.de>
2061 PR tree-optimization/23911
2062 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2063 and IMAGPART_EXPR too.
2065 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2068 * expmed.c (expand_shift): Move logic to reverse rotation
2069 direction when rotating by constants ...
2070 * optabs.c (expand_binop): ... here.
2071 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2072 (ix86_rotrdi3): New pattern.
2073 (rotldi3): Handle 32-bit mode.
2074 (ix86_rotldi3): New pattern.
2076 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2079 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2080 check for numbers that need no bit twiddle.
2082 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2084 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2085 multilib to be built.
2087 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2088 (stage1-start): Delete old libgcc and libunwind before moving
2089 anything into the stage directory.
2090 (stage2-start): Likewise.
2091 (stage3-start): Likewise.
2092 (stage4-start): Likewise.
2093 (stageprofile-start): Likewise.
2094 (stagefeedback-start): Likewise.
2095 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2096 header in tm_file and CPU-specific t-darwin in tmake_file.
2097 (i[34567]86-*-darwin*): Don't change tm_file.
2098 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2099 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2100 shared library stub for target OS version.
2101 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2102 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2103 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2104 (libgcc_s.%.dylib): New.
2106 (install-darwin-libgcc-stubs): New.
2107 (INSTALL_LIBGCC): New append.
2108 * config/i386/darwin-libgcc.10.4.ver: New.
2109 * config/i386/darwin-libgcc.10.5.ver: New.
2110 * config/i386/t-darwin: New.
2111 * config/rs6000/darwin-libgcc.10.4.ver: New.
2112 * config/rs6000/darwin-libgcc.10.5.ver: New.
2113 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2114 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2116 2005-09-28 Paul Brook <paul@codesourcery.com>
2118 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2121 2005-09-28 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/23853
2124 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2125 host_integerp to verify misalignment value.
2127 2005-09-28 Richard Henderson <rth@redhat.com>
2129 * builtins.c (get_builtin_sync_mode): New.
2130 (expand_builtin_sync_operation): Pass in mode argument.
2131 (expand_builtin_compare_and_swap): Likewise.
2132 (expand_builtin_lock_test_and_set): Likewise.
2133 (expand_builtin_lock_release): Likewise.
2134 (expand_builtin): Update to match.
2136 2005-09-28 Nick Clifton <nickc@redhat.com>
2138 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2139 formatting. Add check to PLUS case to ensure that the offset is
2140 within an acceptable range.
2142 * config/v850/v850.md (casesi): Disable the generation of the
2143 switch pattern as it is not being handled properly at the moment.
2145 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2146 for when the high words are identical.
2148 2005-09-27 Richard Henderson <rth@redhat.com>
2150 * pretty-print.c (pp_base_format): Fix typo for %>.
2152 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2153 Devang Patel <dpatel@apple.com>
2155 PR tree-optimization/23625
2156 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2157 LABEL_EXPR, assertion check.
2159 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2161 * optabs.c (no_conflict_move_test): Check if a result of a
2162 to-be-moved insn would be clobbered by an originally
2165 2005-09-27 Jeff Law <law@redhat.com>
2167 * passes.c (init_optimization_passes): Replace copy propagation
2168 passes immediately after DOM with phi-only copy propagation
2169 pases. Add phi-only copy propagation pass after first DOM pass.
2170 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2171 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2172 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2173 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2174 to init_copy_prop. Callers updated.
2175 (do_phi_only_copy_prop): New function.
2176 (pass_phi_only_copy_prop): New pass descriptor.
2178 2005-09-27 Nick Clifton <nickc@redhat.com>
2180 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2182 2005-09-26 Jason Merrill <jason@redhat.com>
2185 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2187 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2189 2005-09-26 James E Wilson <wilson@specifix.com>
2191 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2192 copyright. Add gcc copyright plus libgcc exception.
2193 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2195 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2197 2005-09-26 Jeff Law <law@redhat.com>
2199 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2200 about when to iterate.
2202 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2205 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2206 for __complex__ double in -mcpu=G5 mode.
2208 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2210 PR tree-optimization/23942
2211 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2212 * tree-scalar-evolution.c: Include params.h.
2214 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2215 follow_ssa_edge_in_condition_phi_branch,
2216 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2217 Change return type to t_bool. Use a parameter to limit the size of
2218 trees that are walked before stopping
2219 (analyze_evolution_in_loop): Initialize the limit to 0.
2220 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2221 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2223 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2226 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2227 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2229 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2231 * combine.c (make_extraction): Check for valid use of subreg.
2233 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2236 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2237 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2238 ("fist<mode>2_with_temp"): Use only register operands.
2240 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2242 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2243 CALL_INSN_FUNCTION_USAGE.
2245 2005-09-26 Richard Guenther <rguenther@suse.de>
2248 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2249 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2250 (ldst_entry): Use the hashtable instead of list-walking.
2251 (find_rtx_in_ldst): Likewise.
2252 (free_ldst_entry): Free the hashtable.
2253 (compute_ld_motion_mems): Create the hashtable.
2254 (trim_ld_motion_mems): Remove entry from hashtable if
2255 removing it from list.
2256 (compute_store_table): Likewise^2.
2257 (store_motion): Free hashtable in case we did not see
2260 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2262 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2263 and arg1 if we are passing them to fold_build2.
2265 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2268 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2271 2005-09-25 Richard Henderson <rth@redhat.com>
2273 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2274 SYMBOL_REF_TLS_MODEL to be correct.
2276 2005-09-24 Richard Henderson <rth@redhat.com>
2278 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2279 end of function. Reindent.
2281 2005-09-24 Ian Lance Taylor <ian@airs.com>
2283 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2284 NEGATE_EXPR/BIT_NOT_EXPR case.
2286 2005-09-24 Richard Henderson <rth@redhat.com>
2288 * c-common.c (handle_mode_attribute): When not modifying in place,
2289 create subtypes for enumerations.
2290 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2291 * gimplify.c (create_tmp_from_val): Likewise.
2293 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2295 * config/i386/i386.md (*tls_global_dynamic_64,
2296 *tls_local_dynamic_base_64): Add missing mode to call.
2297 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2299 2005-09-24 Jan Hubicka <jh@suse.cz>
2301 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2302 (cgraph_clone_node): Likewise.
2303 * cgraph.h (cgraph_clone_edge): Update prototype.
2304 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2305 duplicated prototypes; add updating argument.
2306 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2307 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2309 (cgraph_mark_inline_edge): Likewise.
2310 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2311 (cgraph_flatten_node): Likewise.
2312 (cgraph_decide_recursive_inlining): Likewise.
2313 (cgraph_decide_inlining_of_small_function): Likewise.
2314 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2316 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2317 Pete Steinmetz <steinmtz@us.ibm.com>
2319 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2320 (rldic.): Set type to "compare".
2322 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2323 mfjmpr for MFCTR/MFLR.
2324 (movdf_hardfloat64): Same.
2325 (movdf_softfloat64): Same. Correct order of store and move types.
2326 (movti_string): Set type to store_ux/load_ux.
2327 (load_multiple): Set type to load_ux.
2328 (store_multiple): Set type to store_ux.
2329 (movmemsi): Set type to store_ux.
2330 (output_cbranch direct_return): Set type to jmpreg.
2331 (stmw): Set type to store_ux.
2332 (lmw): Set type to load_ux.
2333 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2334 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2335 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2336 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2337 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2338 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2339 (rios1-fpstore): Increase latency to 3.
2340 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2341 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2343 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2344 Andrew Pinski <pinskia@physics.uc.edu>
2346 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2347 operand2 constraint to "b".
2348 (sync_<fetchop_name>di_internal): Same.
2349 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2351 (sync_old_<fetchop_name>di_internal): Same.
2352 (sync_new_<fetchop_name>si_internal): Same.
2353 (sync_new_<fetchop_name>di_internal): Same.
2355 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2358 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2359 case, define as macros.
2361 PR rtl-optimization/23837
2362 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2363 clobber / clobber match between dest and p->first.
2365 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2366 (no_conflict_move_test): Update comments.
2368 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2370 * doc/install.texi: Update URL for Jacks.
2371 * doc/sourcebuild.texi: Likewise.
2373 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2376 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2377 registers when choosing register preferences.
2378 (movdf_hardfloat64): Same.
2380 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2382 * expmed.c (expand_shift): Don't use the target of the rotate as
2383 target for the first expanded shift insn.
2384 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2386 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2388 PR tree-optimization/22438
2389 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2390 preserved iv rhs rewriting specially.
2392 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2394 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2395 estimate_only is true.
2396 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2397 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2398 tree-ssa-structalias.c
2399 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2400 ref_contains_indirect_ref.
2401 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2403 2005-09-21 DJ Delorie <dj@redhat.com>
2405 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2407 (mn10300_return_in_memory): Support variable size types also.
2408 (mn10300_pass_by_reference): Likewise.
2409 (mn10300_function_value): New.
2410 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2411 (FUNCTION_OUTGOING_VALUE): Likewise.
2412 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2413 * doc/invoke.texi: Document it.
2415 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2418 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2419 force integer op1 into register for XFmode compares.
2421 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2424 * expmed.c (alg_code): Add alg_impossible.
2425 (alg_hash_entry): Add cost.
2426 (synth_mult): Record alg_impossible in the hash table if
2427 multiplication by a given integer is impossble within the
2428 limit. Speed up using alg_impossible.
2430 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2432 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2433 argument. Allow and set any offset if needs_anyoffset is passed
2435 (get_constraint_for): Add argument here too.
2437 (do_structure_copy): Pass NULL to get_constraint_for.
2438 (handle_ptr_arith): Ditto.
2439 (find_func_aliases): Ditto.
2441 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2443 PR rtl-optimization/23898
2444 * output.h (get_attr_min_length): Declare.
2445 * final.c (get_attr_length_1): New function, broken out of:
2447 (get_attr_min_length): New function.
2448 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2449 (duplicate_computed_gotos): Likewise.
2450 * genattr.c (insn_min_length): Generate declaration.
2451 * genattrtab.c (min_fn, min_attr_value): New functions.
2452 (make_length_attrs): Generate insn_min_length.
2454 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2456 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2458 2005-09-20 Richard Henderson <rth@redhat.com>
2460 PR tree-optimization/24059
2461 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2464 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2466 * c.opt (fextended-identifiers): New.
2467 * c-opts.c (c_common_handle_option): Handle
2468 -fextended-identifiers.
2469 * doc/cpp.texi: Update documentation of extended identifiers.
2470 * doc/cppopts.texi (-fextended-identifiers): Document.
2472 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2474 PR tree-optimization/23929
2475 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2478 PR tree-optimization/23818
2479 * tree-stdarg.c (execute_optimize_stdarg): Call
2480 calculate_dominance_info.
2482 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2484 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2485 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2486 (compute_overlap_steps_for_affine_1_2): Use
2487 get_number_of_iters_for_loop.
2488 (analyze_subscript_affine_affine): Check whether difference is
2490 Use get_number_of_iters_for_loop.
2491 Check whether overlap occurs outside of bounds.
2492 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2494 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2496 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2497 base register if possible.
2499 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2501 PR tree-optimization/18463
2502 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2503 converting it directly is not possible.
2504 (chrec_convert_aggressive): New function.
2505 * tree-chrec.h (chrec_convert_aggressive): Declare.
2506 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2507 Fold chrec conversions aggressively if asked to.
2508 (instantiate_parameters): Modified because of changes in
2509 instantiate_parameters_1.
2511 2005-09-19 Richard Henderson <rth@redhat.com>
2513 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2514 (reduc_splus_v2df): New.
2516 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2518 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2519 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2521 2005-09-19 Richard Henderson <rth@redhat.com>
2523 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2526 2005-09-19 Richard Henderson <rth@redhat.com>
2528 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2529 (ia64_expand_dot_prod_v8qi): New.
2530 * config/ia64/ia64-protos.h: Update.
2531 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2532 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2533 sdot_prodv8qi, sdot_prodv4hi): New.
2534 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2536 2005-09-19 Richard Henderson <rth@redhat.com>
2539 * real.c (exact_real_truncate): Return false if the format cannot
2540 represent the number as a normal.
2542 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2543 for a memory source.
2545 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2547 * tree-ssa-operands.c (swap_tree_operands): Export.
2548 * tree.h (swap_tree_operands): Declare.
2549 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2550 Call swap_tree_operands.
2552 2005-09-19 Richard Henderson <rth@redhat.com>
2554 * tree-flow.h (merge_alias_info): Declare.
2555 * tree-ssa-copy.c (merge_alias_info): Export.
2556 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2557 (vect_create_data_ref_ptr): Use create_iv directly.
2558 (vectorizable_load): Use correct types for integer constants.
2559 (vect_generate_tmps_on_preheader): Likewise.
2560 (vect_gen_niters_for_prolog_loop): Likewise.
2562 2005-09-19 Steven Bosscher <stevenb@suse.de>
2564 PR rtl-optimization/23943
2565 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2567 2005-09-18 Jan Hubicka <jh@suse.cz>
2569 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2571 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2573 * varasm.c (output_constant): Do not abort on conversions to union
2574 types between different sizes.
2576 2005-09-18 Richard Guenther <rguenther@suse.de>
2579 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2582 2005-09-18 Paul Brook <paul@codesourcery.com>
2584 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2586 2005-09-17 Richard Henderson <rth@redhat.com>
2588 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2589 * tree-ssa-loop.c (pass_vect_dce): Remove.
2590 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2593 2005-09-17 Richard Henderson <rth@redhat.com>
2595 * tree-pass.h (pass_vect_dce): Declare.
2596 * passes.c (init_optimization_passes): Add it.
2597 * tree-flow.h (tree_ssa_dce): Declare.
2598 * tree-ssa-dce.c (tree_ssa_dce): Export.
2599 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2600 (gate_tree_vectorize): ... here.
2601 (pass_vect_dce): New.
2603 2005-09-17 Jan Hubicka <jh@suse.cz>
2605 * except.c (struct eh_status): Turn region_array into vec.
2606 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2607 convert_from_eh_region_ranges, find_exception_handler_labels,
2608 current_function_has_exception_handlers, assign_filter_values,
2609 build_post_landing_pads, dw2_build_landing_pads,
2610 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2611 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2612 foreach_reachable_handler, can_throw_internal_1,
2613 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2615 (duplicate_eh_region_1): Update region_array.
2616 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2618 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2621 * expmed.c (expand_mult): Substitute simple register for op0 when
2624 2005-09-17 Richard Henderson <rth@redhat.com>
2626 * expr.c (emit_move_via_integer): Add force argument, pass it on
2627 to emit_move_change_mode. Update callers.
2628 (emit_move_complex): Pass true to new force argument.
2629 * function.c (expand_function_end): Move expand_eh_return call
2630 earlier. Merge sub-word complex values into a pseudo before
2631 copying to the return hard register.
2633 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2635 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2636 between different sizes.
2638 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2642 * passes.c (init_optimization_passes): Register dump files for
2645 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2647 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2648 * config/s390/s390.c (s390_overlap_p): New function.
2649 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2650 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2653 2005-09-16 Richard Guenther <rguenther@suse.de>
2655 * ipa-pure-const.c (static_execute): Free auxiliar information.
2656 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2657 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2659 2005-09-15 DJ Delorie <dj@redhat.com>
2661 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2663 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2665 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2667 (swap_commutative_operands_with_target): New.
2669 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2671 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2674 (estimate_iters_using_array): New function.
2675 * tree-data-ref.h (estimate_iters_using_array): Prototype
2676 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2677 Use estimate_iters_using_array instead of analyze_array.
2679 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2681 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2684 2005-09-15 Michael Matz <matz@suse.de>
2686 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2688 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2690 PR tree-optimization/23835
2691 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2692 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2694 2005-09-14 Richard Henderson <rth@redhat.com>
2696 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2697 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2699 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2701 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2702 in the ARRAY_TYPE case.
2704 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2706 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2708 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2711 * tree-vect-transform.c (vectorizable_operation): Return false for
2712 scalar shift operations and for vector shift operations with
2713 non-invariant shift arguments. Use scalar tree operand op1 as
2714 a shift operand when vector shift insn pattern uses scalar shift
2716 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2718 2005-09-14 Olivier Hainque <hainque@adacore.com>
2720 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2721 value if it has side-effects.
2723 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2726 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2728 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2730 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2731 passed as NAME as if it were label at start of function code.
2733 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2735 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2738 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2740 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2741 as early clobber. Rewrite so the PIC register is not implicitly used.
2743 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2745 * tree.c (annotate_with_file_line): Compare line numbers before
2748 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2751 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2752 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2754 2005-09-13 Ian Lance Taylor <ian@airs.com>
2756 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2757 than a HOST_WIDEST_INT to gen_doloop_begin.
2759 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2761 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2763 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2765 PR tree-optimize/23817
2766 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2768 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2771 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2772 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2773 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2774 (restore_stack_nonlocal): Likewise.
2775 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2777 2005-09-12 Ian Lance Taylor <ian@airs.com>
2780 * c.opt (ffriend-injection): New C++ option.
2781 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2782 (C++ Dialect Options): Document -ffriend-injection.
2784 2005-09-12 Josh Conner <jconner@apple.com>
2787 * ipa-reference.c (static_execute): Don't mark variables in
2788 named sections TREE_READONLY.
2790 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2792 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2795 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2797 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2798 V_MUST_DEF instead of just the first_use_p.
2799 Don't mark the virtual variables for renaming on the statement which
2801 (pass_dse): Remove TODO_update_ssa.
2803 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2806 * stor-layout.c (compute_record_mode): For records with a single
2807 field, actually check the field's mode size against the type size.
2809 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2810 registers for TARGET_SHMEDIA.
2811 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2812 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2813 of GENERAL_REGS and FP_REGS.
2815 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2817 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2819 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2821 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2822 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2823 are omitted. Exclude stack_tie insn too.
2825 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2827 PR rtl-optimization/23098
2828 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2830 * config/rs6000/rs6000.md (movdf splitter): Use
2831 const_double_operand predicate for TARGET_POWERPC64.
2832 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2833 SYMBOL_REF method to ABI_V4.
2835 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2836 replace_equiv_address.
2837 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2838 rs6000_sr_alias_set and MEM_NOTRAP.
2839 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2841 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2843 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2844 handle CALL_EXPR again.
2846 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2848 * arm/predicates.md (alignable_memory_operand): Delete.
2850 2005-09-10 Richard Henderson <rth@redhat.com>
2853 * dbxout.c (dbxout_expand_expr): New.
2854 (dbxout_symbol): Use it.
2856 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2858 * arm.c (arm_gen_rotated_half_load): Delete.
2859 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2860 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2861 (thumb_set_return_address): Likewise.
2862 (thumb_load_double_from_address): Use adjust_address.
2863 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2864 (extendhsisi2_mem, movhi_bytes): Use change_address.
2865 (movhi): Use widen_memory_access.
2866 (reload_out_df): Use replace_equiv_address.
2867 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2869 2005-09-09 Richard Henderson <rth@redhat.com>
2872 * dbxout.c: Include expr.h.
2873 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2874 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2875 * Makefile.in (dbxout.o): Add EXPR_H.
2877 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2879 PR tree-optimization/23509
2880 * tree-cfg.c (replace_uses_by): Use replace_exp.
2881 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2882 pointers have name_mem_tag or type_mem_tag set.
2884 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2886 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2887 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2888 of wrongly accessing operands.
2890 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2892 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2893 * tree-chrec.c: Include tree-scalar-evolution.h.
2894 (chrec_convert): Instantiate the base and step before calling
2895 scev_probably_wraps_p that would fail on parametric evolutions.
2896 Collect all the fails into a single section failed_to_convert,
2897 print a diagnostic, and return chrec_dont_know instead of calling
2899 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2900 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2902 (scev_const_prop): Don't replace the definition of a loop closed ssa
2903 phi node by itself, or by another loop closed ssa phi node.
2904 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2905 that base and step are defined.
2907 2005-09-09 Richard Guenther <rguenther@suse.de>
2910 * fold-const.c (fold_ternary): Check truth_value_p before
2911 calling invert_truthvalue.
2913 2005-09-09 Nick Clifton <nickc@redhat.com>
2915 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2916 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2917 dimension of these arrays.
2918 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2920 * longlong.h: Only provide a prototype for the __clz_tab[] array
2921 if this header has not been included from libgcc2.h.
2922 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2924 Provide prototypes for exported functions.
2925 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2928 2005-09-08 Josh Conner <jconner@apple.com>
2932 * expr.c (expand_expr_addr_expr_1): Don't invoke
2933 expand_simple_binop for EXPAND_INITIALIZER.
2935 2005-09-08 Richard Henderson <rth@redhat.com>
2938 * toplev.c (wrapup_global_declaration_1): Split out ...
2939 (wrapup_global_declaration_2): ... from ...
2940 (wrapup_global_declarations): ... here. Return bool.
2941 (check_global_declaration_1): Split out ...
2942 (check_global_declarations): from here.
2943 (emit_debug_global_declarations): New.
2944 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2945 check_global_declaration_1, emit_debug_global_declarations): Declare.
2946 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2947 of decls. Call wrapup_global_declaration_1,
2948 wrapup_global_declaration_2, check_global_declaration_1 directly.
2949 (c_write_global_declarations_2): New.
2951 (c_write_global_declarations): Call c_write_global_declarations_2.
2952 * langhooks.c (write_global_declarations): Call
2953 emit_debug_global_declarations.
2955 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2956 remove decls that have DECL_RTL_SET_P.
2957 * passes.c (rest_of_decl_compilation): Invoke
2958 cgraph_varpool_finalize_decl for all but functions.
2960 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2962 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2963 the result of a conversion if the new min and max cannot be compared.
2965 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2967 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2968 (override_options): Setting s390_sr_alias_set removed.
2969 (save_fpr, save_gprs): Set alias set to vararg or frame.
2970 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2971 s390_sr_alias_set with get_frame_alias_set ().
2972 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2973 get_varargs_alias_set ().
2975 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2979 * c-parser.c (c_parser_objc_method_definition): If the next
2980 token is not "{", error out and don't start the function.
2982 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2984 * tree-vrp.c (extract_range_from_expr): Move the check for non
2985 nullness after the check for gimple invariant.
2987 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2989 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2991 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2994 * config/m32r.md (movmemsi_internal): Canonicalize order of
2995 operands in PLUS component of template.
2997 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2999 * reload1.c (fixup_eh_region_note): Remove assertion.
3000 (fixup_abnormal_edges): Reverted removal of call to
3001 find_many_sub_basic_blocks made on 2005-08-31.
3003 2005-09-07 Richard Henderson <rth@redhat.com>
3005 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3006 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3007 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3008 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3009 rearrange for better packing.
3010 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3011 (lookup_cfa_1): Remove inline marker.
3012 (cfa_equal_p): Split out of ...
3013 (def_cfa_1): ... here. Use INVALID_REGNUM.
3014 (build_cfa_loc): Handle !cfa->indirect.
3015 (frame_pointer_cfa_offset): New.
3016 (dbx_reg_number): Assert register elimination performed; do
3017 leaf register remapping.
3018 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3019 (eliminate_reg_to_offset): New.
3020 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3021 for verifiably local stack frame addresses; re-base to CFA.
3022 (mem_loc_descriptor): Remove can_use_fbreg argument.
3023 (concat_loc_descriptor, loc_descriptor): Likewise.
3024 (containing_function_has_frame_base): Remove.
3025 (rtl_for_decl_location): Don't do register elimination or
3026 leaf register remapping here.
3027 (secname_for_decl): Split out from ..
3028 (add_location_or_const_value_attribute): ... here.
3029 (convert_cfa_to_loc_list): New.
3030 (compute_frame_pointer_to_cfa_displacement): New.
3031 (gen_subprogram_die): Use them.
3032 * tree.h (frame_base_decl): Remove.
3033 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3034 (prologue_stack_adjust): Remove.
3035 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3036 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3037 (set_frame_base_location): Remove.
3038 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3039 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3040 (vt_add_function_parameters): Don't eliminate_regs.
3041 (vt_initialize): Don't create frame_base_decl.
3043 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3045 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3046 version of GNU binutils for 4.x and later.
3048 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3050 * ggc-page.c (ggc_push_context): Remove.
3051 (ggc_pop_context): Likewise.
3052 * ggc.h (ggc_push_context): Remove.
3053 (ggc_pop_context): Likewise.
3055 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3058 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3059 returning from an interrupt handler.
3061 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3064 * config/arc/arc.c (output_shift): Add check for loop count when
3067 2005-09-06 Steven Bosscher <stevenb@suse.de>
3069 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3071 (abs_replacement): Likewise.
3072 (pass_phiopt): Remove TODO_update_ssa.
3074 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3077 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3078 if "return with no value, in function returning non-void" warning
3080 * tree-cfg.c (execute_warn_function_return): Don't look at
3081 RETURN_EXPRs with TREE_NO_WARNING set.
3084 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3085 for internal functions doesn't use registers used by global registers
3086 variables. Use fewer register parameters if there are global register
3089 2005-09-06 Olivier Hainque <hainque@adacore.com>
3090 Eric Botcazou <ebotcazou@adacore.com>
3093 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3094 when we would be extracting outside its bit span (bitpos+bitsize
3095 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3096 Ada unchecked conversions.
3098 2005-09-06 Steven Bosscher <stevenb@suse.de>
3100 * tree-ssa-pre.c (try_look_through_load): New function.
3101 (compute_avail): Use it to try to look through loads for some
3102 more useful expressions.
3104 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3106 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3107 condition for detecting cases like (a&a) and (a^a).
3109 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3111 * common.opt: Add option ftree-vect-loop-version.
3112 * params.def: Add --param vect-max-version-checks.
3113 * doc/invoke.texi: Document ftree-vect-loop-version and
3114 --param vect-max-version-checks.
3115 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3116 may_misalign_stmts and defines for accessors.
3117 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3118 LOOP_VINFO_MAY_MISALIGN_STMTS.
3119 (destroy_loop_vec_info): VEC_free for
3120 LOOP_VINFO_MAY_MISALIGN_STMTS.
3121 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3122 Update documentation.
3123 (vect_update_misalignment_for_peel): New.
3124 (vect_enhance_data_refs_alignment): Update to choose loop
3125 peeling or loop versioning if appropriate for the (potentially)
3126 unaligned data references in the loop.
3127 (vect_analyze_data_refs_alignment): Remove call to
3128 vect_enhance_data_refs_alignment so the checks can be done
3130 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3131 and move up call to vect_analyze_data_refs_alignment.
3132 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3133 (vect_transform_loop): Add call to loop_version.
3135 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3137 PR rtl-optimization/23098
3138 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3139 * simplify-rtx.c (constant_pool_reference_p): New function.
3140 * rtl.h (constant_pool_reference_p): New prototype.
3141 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3142 constant_pool_reference_p in condition and
3143 avoid_constant_pool_reference in preparation statements.
3145 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3147 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3148 STRICT_LOW_PART SETs.
3150 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3153 * except.c (sjlj_emit_function_enter): Find the function begin
3154 note even when it's not in first basic block.
3156 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3158 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3159 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3160 * aclocal.m4: Regenerate.
3162 2005-09-05 DJ Delorie <dj@redhat.com>
3164 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3167 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3169 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3170 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3171 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3172 Follow spelling conventions.
3173 * doc/invoke.texi: Follow spelling conventions.
3175 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3177 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3178 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3179 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3181 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3184 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3185 (output_stack_adjust): Use gen_tmp_stack_mem.
3186 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3187 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3188 (sh_get_pr_initial_val): Likewise.
3189 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3190 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3191 * sh.md (divsi_inv_m0): Use gen_const_mem.
3192 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3193 (movdf_i4+1): Use gen_tmp_stack_mem.
3194 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3195 (fpu_switch+2): Likewise.
3196 (movv4sf_i, movv16sf_i): Use adjust_address.
3197 (symGOT_load): Set MEM_NOTRAP_P bit.
3199 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3202 * pa.c (emit_move_sequence): Fix typo in last change.
3204 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3206 PR rtl-optimization/23454
3207 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3210 2005-09-03 Richard Henderson <rth@redhat.com>
3211 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3214 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3217 2005-09-02 Nicolas Pitre <nico@cam.org>
3219 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3220 to bit_count to 32 bits.
3222 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3225 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3226 generating synthetic loads from volatile lvalues.
3228 005-09-02 Nick Clifton <nickc@redhat.com>
3230 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3231 __ctzhi2, __clzhi2): New functions.
3233 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3236 * tree-nested.c (struct var_map_elt): Mark with GTY.
3237 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3239 (lookup_field_for_decl): Allocate new element in GC memory.
3240 (lookup_tramp_for_decl): Likewise.
3241 (convert_nl_goto_reference): Likewise
3242 (create_nesting_tree): Allocate info in GC memory. Likewise for
3244 (free_nesting_tree): Free with ggc_free instead of free.
3245 (root): New static variable.
3246 (lower_nested_functions): Remove root as local variable. And zero out
3247 root at the end of the function.
3249 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3251 PR rtl-optimization/20365
3252 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3253 to short. New member ix.
3254 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3255 (simplify_plus_minus): Initialize ix members before calling qsort.
3257 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3259 PR tree-optimization/23626
3260 * tree-cfg.c (replace_uses_by): Clean up eh info.
3262 2005-09-01 DJ Delorie <dj@redhat.com>
3264 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3267 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3269 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3270 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3273 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3275 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3276 do not issue warning for a variable definition following
3279 2005-09-01 Richard Henderson <rth@redhat.com>
3282 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3283 conversion to CONST_VECTOR.
3285 2005-09-01 Richard Henderson <rth@redhat.com>
3288 * reload1.c (reload_as_needed): Check !CALL_P before calling
3289 fixup_eh_region_note.
3290 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3292 2005-09-01 DJ Delorie <dj@redhat.com>
3294 * varasm.c (output_constant): Let the target resolve
3295 conversions of addresses to non-default pointer sizes.
3297 2005-09-01 Nicolas Pitre <nico@cam.org>
3299 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3300 to alow matching ARM pre-indexed addressing mode.
3301 (arm_override_options): Remove now irrelevant comment.
3303 2005-09-01 Phil Edwards <phil@codesourcery.com>
3305 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3306 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3307 * config/i386/vxworks.h: Likewise.
3308 * config/i386/t-vxworksae: New file, for VxWorks AE.
3309 * config/i386/vxworksae.h: Likewise.
3311 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3313 PR tree-optimization/23410
3314 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3315 sequence is not wrapping during the first step.
3317 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3320 * dwarf2out.c (base_type_die): Compare char_type_node with
3321 TYPE_MAIN_VARIANT (type), not type.
3323 2005-09-01 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/15366
3326 * common.opt: Add -finline-functions-called-once.
3327 Put -fearly-inlining in alphabetically ordered place.
3328 * doc/invoke.texi: Document new option.
3329 * ipa-inline.c (cgraph_decide_inlining): Honour
3330 flag_inline_functions_called_once.
3332 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3334 PR rtl-optimization/23478
3335 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3336 (alloc_qty): Initialize it.
3337 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3338 (combine_regs): Combine also n_throwing_calls_crossed fields.
3339 (find_free_reg): Don't attempt to caller-save pseudos crossing
3340 calls that might throw.
3341 * global.c (struct allocno): Add throwing_calls_crossed field.
3342 (global_alloc): Revert 2005-08-22 change. Initialize
3343 throwing_calls_crossed.
3344 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3347 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3350 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3351 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3352 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3353 (and64_2_operand): Tweak to use predicate.
3354 (and_operand): Adjust for mask_operand changes.
3355 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3356 (print_operand): Likewise.
3357 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3358 (mask64_1or2_operand): Delete.
3359 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3360 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3361 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3362 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3363 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3364 (rotldi3_internal4): Likewise.
3365 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3366 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3367 (ashldi3_internal7): Likewise.
3368 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3369 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3370 (anddi3 split): Don't match mask64_operand.
3371 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3372 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3373 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3374 't' splitter predicate.
3375 (movdi_internal64 + 2): Revert 2005-06-11 change.
3377 2005-08-31 DJ Delorie <dj@redhat.com>
3379 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3380 (m32c_asm_integer): Add support for 32 bit pointers.
3382 2005-08-31 Richard Henderson <rth@redhat.com>
3384 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3385 component-like references for setting MEM_NOTRAP_P.
3387 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3388 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3390 2005-08-31 Richard Henderson <rth@redhat.com>
3392 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3393 into a pseudo before applying gen_lowpart.
3395 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3397 * doc/install.texi (Specific): Update cctools version required
3398 for full functionality.
3399 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3400 linkers as -macosx_version_min.
3402 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3405 * sh.c (print_operand, %R and %S): Add handling of floating point
3406 registers, memory, constants and invalid operands.
3408 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3410 * ipa-pure-const.c: Change dump name.
3412 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3415 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3416 to "reg_or_0_operand".
3417 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3419 2005-08-31 Dale Johannesen <dalej@apple.com>
3421 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3422 loops that count down.
3424 2005-08-31 Richard Henderson <rth@redhat.com>
3427 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3428 (fixup_eh_region_note): New.
3429 (reload_as_needed): Call it.
3430 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3431 don't call find_many_sub_basic_blocks; call verify_flow_info.
3432 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3433 (keep_stack_depressed): Likewise.
3434 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3436 2005-08-31 Richard Henderson <rth@redhat.com>
3438 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3441 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3443 * expr.c (expand_expr_real_1): Compare size of address
3444 mode to target's address mode size in deciding expansion of
3445 the constant address.
3447 2005-08-31 Richard Guenther <rguenther@suse.de>
3450 * expr.c (all_zeros_p): New function.
3451 (expand_expr_real_1): Handle the case of an all-zero
3452 non-addressable constructor separately.
3454 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3456 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3457 arguments, adjust all callers.
3458 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3460 2005-08-30 Richard Henderson <rth@redhat.com>
3463 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3464 whenever the mode sizes match.
3466 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3468 * calls.c (load_register_parameters): Fix comment typo.
3469 * expr.c (emit_push_insn): Comment formatting.
3471 2005-08-30 Ian Lance Taylor <ian@airs.com>
3473 * config/i386/x-cygwin (host-cygwin): Change dependency from
3474 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3476 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3478 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3481 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3484 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3485 call to ggc_collect.
3487 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3490 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3491 beginning. Remove $(INCLUDES) from all the rules, if following
3492 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3494 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3497 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3498 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3499 not constant, but maxlen is, don't set len to maxlen, rather
3500 set maxlen to len if len is a constant.
3502 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3504 PR tree-optimization/23475
3505 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3508 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3510 Fix PR middle-end/22455
3512 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3513 Checksum only the parts of the tree that exist for the tree code.
3515 2005-08-28 Dale Johannesen <dalej@apple.com>
3517 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3519 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3521 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3523 2005-08-28 Richard Henderson <rth@redhat.com>
3525 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3526 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3529 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3532 * builtins.c (get_memory_rtx): Don't strip nops
3533 in between COMPONENT_REFs.
3535 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3538 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3540 (gimplify_modify_expr): Check for zero sized types and gimplify the
3541 rhs and lhs as statements.
3543 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3546 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3547 state for return address column of signal frames.
3549 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3552 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3553 bytes >= 2 not bytes == 2.
3554 (expand_block_move): Same.
3556 2005-08-27 Richard Guenther <rguenther@suse.de>
3559 * config/i386/sse.md (sse2_movsd): Add missing closing
3562 2005-08-27 Paul Brook <paul@codesourcery.com>
3564 * genrecog.c (enum decision_type): Add DT_num_insns.
3565 (struct decision_test): Add u.num_insns.
3566 (add_to_sequence): Add DT_num_insns test.
3567 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3568 (write_cond, debug_decision_2): Ditto.
3569 (change_state): Assume peep2_next_insn never fails.
3570 Remove "afterward" argument.
3571 (write afterward, write_tree): Update to match.
3572 * recog.c (peep2_current_count): New variable.
3573 (peep2_next_insn): Check it.
3574 (peephole2_optimize): Set peep2_current_count.
3575 * recog.h (peep2_current_count): Declare.
3577 2005-08-26 Josh Conner <jconner@apple.com>
3580 * ipa-pure-const.c (check_tree): Check for volatile-ness
3581 when considering a dereference.
3583 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3585 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3587 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3589 PR rtl-optimization/23561
3590 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3591 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3592 at most LEN bytes long memory fits into the field.
3593 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3594 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3595 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3597 2005-08-26 Richard Henderson <rth@redhat.com>
3600 * loop.c (biased_biv_may_wrap_p): New.
3601 (maybe_eliminate_biv_1): Use it to suppress non-equality
3602 comparison transformations. Delete disabled code.
3604 2005-08-26 Ian Lance Taylor <ian@airs.com>
3606 * combine.c (make_extraction): Avoid reference outside object.
3608 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3610 * stor-layout.c (finalize_type_size): Restore behaviour for
3611 non-aggregate types to the status quo ante of the patch for
3612 pr 23467. Document why it matters.
3614 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3617 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3618 array by one element, initialize the BT_LAST element with NULL.
3620 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3622 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3623 optimizing for size.
3625 (compare_plus_eqsi): Same.
3626 (plus_eqsi_compare): Same.
3627 (neg_eq0<mode>): Same.
3628 (neg_eq<mode>): Same.
3630 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3633 2005-08-26 Nick Clifton <nickc@redhat.com>
3635 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3636 TARGET_EP is not defined.
3637 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3638 TARGET_EP is enabled.
3639 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3640 * config/v850/v850.md (save_all_interrupt): Only use the EP
3641 register if TARGET_EP is defined.
3642 (restore_all_interrupt): Likewise.
3643 * config/v850/lib1funcs.asm: Update functions so that the EP
3644 register is only used if __EP__ is defined.
3646 2005-08-26 David Ung <davidu@mips.com>
3648 * config/mips/mips.c (mips_expand_prologue): Handle case when
3649 generating for MIPS16 and the outgoing argument area is more than
3650 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3653 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3655 * config/crx/crx.md: Make doloop_end pattern usage controllable
3656 via mloop-nesting=<max-nesting> command line switch. Make sure
3657 the combiner cannot use doloop_end_<mode> in an illegal way.
3658 * config/crx/crx.c: Use regs up to r6 for argument passing.
3659 Refine crx_address_cost (non cst4 displacements are expensive).
3660 * config/crx/crx.opt: Add switch for mloop-nesting=.
3662 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3664 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3665 (UNSPEC_MVST): New constant.
3667 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3669 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3670 Reject operands containing eliminable registers.
3671 * testsuite/gcc.dg/20050825-1.c: New testcase.
3673 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3674 Jan Hubicka <jh@suse.cz>
3676 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3678 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3680 PR tree-optimization/23546
3681 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3684 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3686 * params.def (PARAM_MIN_SPEC_PROB): New.
3687 * sched-rgn.c (MIN_PROBABILITY): Delete.
3688 (compute_trg_info): Convert to PARAM_VALUE.
3689 * doc/invoke.texi (param): Document min-spec-prob.
3691 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3693 * config/darwin.h: define __PIC__
3694 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3695 TARGET_OS_CPP_BUILTINS macro.
3697 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3699 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3702 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3704 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3706 * cfghooks.c (duplicate_block): Added position where to place
3707 new block as argument.
3708 * cfghooks.h (duplicate_block): Declaration changed.
3709 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3711 * cfglayout.h (copy_bbs): Declaration changed.
3712 * cfgloop.h (loop_version): Declaration changed.
3713 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3714 position to copy_bbs.
3715 (loop_version): Pass position to duplicate_loop_to_header_edge.
3716 Add place_after argument and position new blocks according to
3718 * modulo-sched.c (sms_schedule): Pass place_after argument
3720 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3721 * tree-cfg.c (split_edge_bb_loc): New function.
3722 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3723 to determine position of new blocks.
3724 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3726 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3727 argument to duplicate_block.
3728 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3729 Pass position to copy_bbs.
3731 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3733 * fold-const.c (ptr_difference_const): Use
3734 cst_and_fits_in_hwi instead of host_integerp.
3736 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3738 * config/darwin.c (gen_pic_offset): New.
3739 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3742 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3744 PR tree-optimization/23486
3745 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3747 2005-08-23 Phil Edwards <phil@codesourcery.com>
3749 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3750 remove use_collect2.
3751 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3753 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3754 configuration files to override the default value.
3756 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3757 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3758 * config/vx-common.h: New file, split out from...
3759 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3760 * config/vxworksae.h: New file, for VxWorks AE.
3761 * config/vxworks.opt: New file.
3762 * config/vxlib.c: Update for VxWorks 6.
3764 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3765 other MULTILIB_* variables appropriately.
3766 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3767 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3768 * config/rs6000/vxworks.h: Update for VxWorks 6.
3769 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3771 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3774 * config/darwin.c (machopic_select_section): Remove the hack to
3775 mark "::operator new" and "::operator delete" for coalescing
3776 even though they are not weak.
3778 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3780 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3781 * configure: Regenerate.
3783 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3786 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3788 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3789 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3792 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3794 * config/rs6000/predicates.md (equality_operator): New.
3795 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3796 comparison with a large constant.
3798 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3800 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3802 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3804 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3805 registers is even, and we have a hardware double precision fp,
3807 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3808 size of current argument when checking if argument was passed in
3811 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3814 * stor-layout.c (finalize_type_size): Dont override
3815 existing alignment with a smaller alignment from the mode.
3817 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3819 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3820 * lambda.h (lambda_vector_lexico_pos): ... here.
3821 * tree-data-ref.c (build_classic_dist_vector): Return false when
3822 the distance vector is lexicographically negative.
3824 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3826 PR tree-optimization/23511
3827 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3828 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3830 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3832 PR tree-optimization/22043
3833 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3834 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3835 If ALLOW_FLEXARR, handle types ending with flexible array member.
3836 Pass false as second argument to recursive count_type_elements calls.
3837 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3838 argument to count_type_elements call.
3839 * tree-sra.c (decide_block_copy): Likewise.
3840 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3841 for a constant-sized object, set cleared as well. Pass true as
3842 second argument to count_type_elements call.
3844 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3847 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3848 from legitimate_small_data_p, and make global. Update use.
3849 Remove forward declaration.
3850 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3852 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3854 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3856 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3857 of scratch intermediates.
3858 (eq<mode>_compare): Same.
3859 (neg_eq0<mode>): New.
3860 (neg_eq<mode>): Convert to define_insn_and_split.
3862 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3865 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3866 stdarg functions, set/clear the fp marker even when no variable
3868 * config/rs6000/sysv4.opt (mprototype): Describe.
3870 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3872 PR rtl-optimization/23478
3873 * regs.h (reg_info): Add throw_calls_crossed.
3874 (REG_N_THROWING_CALLS_CROSSED): Define.
3875 * flow.c (allocate_reg_life_data): Initialize
3876 REG_N_THROWING_CALLS_CROSSED.
3877 (propagate_one_insn, attempt_auto_inc): Update
3878 REG_N_THROWING_CALLS_CROSSED.
3879 * global.c (global_alloc): Don't allocate pseudos across
3880 calls that may throw.
3882 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3885 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3886 value is inbetween the range if we did not find an exact match.
3888 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3890 * doc/invoke.texi (Option Summary): Add ms1 options.
3891 * doc/extend.texi: Document interrupt handler attribute for ms1.
3892 * doc/md.texi: Document ms1 constraints.
3893 * config.gcc: Add ms1-*-elf.
3894 * config/ms1/ms1.h: New.
3895 * config/ms1/ms1.c: New.
3896 * config/ms1/ms1.md: New.
3897 * config/ms1/ms1-protos.h: New.
3898 * config/ms1/ABI.txt: New.
3899 * config/ms1/crti.asm: New.
3900 * config/ms1/crtn.asm: New.
3901 * config/ms1/lib2extra-funcs.c: New.
3902 * config/ms1/t-ms1: New.
3903 * config/ms1/ms1.opt: New.
3905 2005-08-22 Ira Rosen <irar@il.ibm.com>
3907 * config/rs6000/altivec.md (xorv4sf3): New.
3908 (negv4sf2, neg<mode>2): Likewise.
3910 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3913 * config/ia64/ia64.md (divsi3): Check divide by zero.
3914 (udivsi3): Likewise.
3916 (udivdi3): Likewise.
3918 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3920 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3921 up to elem_bitsize bits, not max_bitsize.
3923 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3925 PR tree-optimization/23433
3926 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3927 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3929 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3931 PR tree-optimization/23434
3932 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3933 the iteration bound is not an INTEGER_CST.
3935 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3937 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3938 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3939 NULL if need_epilog_adjust is false.
3940 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3941 Case 3 always peels first itration, not just for PLUS case, and no need
3942 to use scalar_initial_def here. Create an epilog adjustment only if
3943 scalar_initial_def is not NULL.
3945 (vectorizable_reduction): Remove assert.
3947 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3951 (__moddi3): Likewise.
3952 (__udivdi3): Likewise.
3953 (__umoddi3): Likewise.
3954 (__divsi3): Likewise.
3955 (__modsi3): Likewise.
3956 (__udivsi3): Likewise.
3957 (__umodsi3): Likewise.
3959 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3961 * tree-pass.h (TDF_GRAPH): Define.
3962 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3963 * passes.c (finish_optimization_passes): Only call
3964 finish_graph_dump_file if TDF_GRAPH is set.
3965 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3966 NULL. Set TDF_GRAPH bit.
3967 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3969 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3971 * arm.h (arm_stack_offsets): Add locals_base field.
3972 * arm.c (arm_get_frame_offsets): Compute it.
3973 (thumb_compute_initial_elimination offset): Make the Thumb frame
3974 pointer point to the base of the local variables.
3975 (thumb_expand_prologue): Update accordingly.
3976 (thumb_expand_epilogue): Likewise.
3978 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3979 mode of clobbered scratch to DImode. Handle a case that's known to
3982 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3984 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3985 (gt0<mode>_compare): Delete.
3986 (neg_gt0<mode>): Delete.
3988 2005-08-19 Eric Christopher <echristo@apple.com>
3990 * optabs.h: Change CTI_ to COI_.
3993 2005-08-19 James E Wilson <wilson@specifix.com>
3995 * builtins.c (expand_builtin_return_addr): Set
3996 current_function_accesses_prior_frames when count != 0. Use
3997 frame_pointer_rtx when count == 0.
3998 * function.h (struct function): Add accesses_prior_frames field.
3999 (current_function_accesses_prior_frames): Define.
4000 * reload1.c (init_elim_table): Check
4001 current_function_accesses_prior_frames.
4002 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4004 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4006 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4007 indicator. Return true if the flowgraph changed during
4010 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4013 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4014 conditional expression before testing its value.
4016 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4018 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4020 2005-08-19 Devang Patel <dpatel@apple.com>
4022 PR tree-optimization/23048
4023 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4024 third parameter. Check whether latch is dominated by exit
4026 (if_convertible_loop_p): Supply exit block itself to
4027 if_convertible_bb_p.
4029 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4032 * arm.md (arm_load_pic_register): Change argument to the mask of
4033 saved registers. Call thumb_find_work_register if we need a
4034 scratch register on Thumb.
4035 (arm_expand_prologue): Pass empty register set to
4036 arm_load_pic_register.
4037 (thumb_expand_prologue): Pass live_regs_mask directly to
4038 arm_load_pic_register.
4039 * arm-protos.h (arm_load_pic_register): Update prototype.
4041 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4043 * sh.c (find_sole_member): New function.
4044 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4045 if the record's alignment is larger than the size of its only member.
4047 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4050 * arm.c (thumb_legitimize_reload_address): New function.
4051 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4052 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4054 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4056 * config/crx/crx.c: Implement crx_decompose_address. Reject
4057 symbolic displacements since CRX register relative adressing
4058 mode can't handle unsigned 32-bit values as displacements.
4059 * config/crx/crx.h: Simplify definitions, remove redundant
4060 parenthesis and obsolete macros.
4061 * config/crx/crx.opt: Add new switch for debugging addresses.
4062 * config/crx/crx-protos.h: Add new declarations for above.
4064 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4067 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4070 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4072 * collect2.c (dup2): Delete.
4073 * configure.ac: Don't check for dup2.
4075 * config.in, configure: Regenerate.
4077 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4079 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4080 record with the type of its only member.
4082 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4084 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4085 define_insn_and_split.
4086 (plus_ltu<mode>_compare): Same.
4087 (gtu<mode>_compare): Same.
4088 (plus_gtu<mode>_compare): Same.
4090 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4092 PR tree-optimization/22228
4093 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4095 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4096 are recorded in vect_vnames_to_rename for renaming.
4097 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4098 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4099 in vect_vnames_to_rename.
4100 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4101 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4103 2005-08-18 Jan Hubicka <jh@suse.cz>
4106 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4107 info only for local statics, not for member variables.
4109 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4111 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4113 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4115 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4117 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4120 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4122 2005-08-17 James E Wilson <wilson@specifix.com>
4124 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4127 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4129 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4130 (leu<mode>_compare): Same.
4131 (plus_leu<mode>): Same.
4132 (neg_leu<mode>): Same.
4133 (and_neg_leu<mode): Same.
4134 (ltu<mode>_compare): Same.
4135 (plus_ltu<mode>): Same.
4137 (geu<mode>_compare): Same.
4138 (plus_geu<mode>): Same.
4139 (neg_geu<mode>): Same.
4140 (and_neg_geu<mode>): Same.
4141 (plus_gt<mode>): Same.
4142 (gtu<mode>_compare): Same.
4143 (plus_gtu<mode>): Same.
4145 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4147 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4148 Move call_table_data to end. Delete spurious .text.
4149 (callt_save_all_interrupt): Fix comment typo.
4151 2005-08-17 James E Wilson <wilson@specifix.com>
4152 Kevin Winchester <winchester@amirix.com>
4155 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4157 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4160 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4161 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4163 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4165 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4166 record with the type of its only member if the modes don't match.
4168 * varasm.c (decode_reg_name): Skip empty additional register names.
4170 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4172 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4173 lsm_tmp_name_length): New.
4174 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4175 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4177 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4178 Andreas Krebbel <krebbel1@de.ibm.com>
4180 * config.gcc: Added z9-109 switch.
4181 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4182 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4183 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4184 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4185 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4186 for "z9_109" cpu attribute.
4187 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4188 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4189 (s390_handle_arch_option): Added z9-109 switch.
4190 (override_options): Set respective cost function for z9-109.
4191 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4192 (legitimate_reload_constant_p): Accept extended immediates.
4193 (print_operand): Three new output modifiers added: k, m and o.
4194 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4195 (s390_output_mi_thunk): Use extended immediate when possible.
4196 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4197 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4198 (CONSTRAINT_LEN): Added length of O constraint.
4199 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4200 * config/s390/s390.md ("cpu"): New value z9_109 added.
4201 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4202 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4203 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4204 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4205 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4206 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4207 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4208 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4209 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4210 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4211 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4212 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4213 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4214 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4215 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4217 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4218 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4219 insns for TARGET_EXTIMM.
4221 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4223 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4225 2005-08-17 Nick Clifton <nickc@redhat.com>
4227 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4228 Call default_encode_section_info.
4230 2005-08-17 Steven Bosscher <stevenb@suse.de>
4232 PR tree-optimization/21574
4233 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4234 constant, return CONSTANT.
4235 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4236 (ccp_fold, visit_assignment): Likewise.
4237 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4239 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4241 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4242 fold_buildN instead of buildN then fold_initializer or fold.
4243 (build_unary_op): Likewise.
4244 (build_binary_op): Likewise.
4245 * fold-const.c (fold_initializer): Remove.
4246 (fold_build1_initializer): New function.
4247 (fold_build2_initializer): New function.
4248 (fold_build3_initializer): New function.
4249 * tree.h (fold_initializer): Remove.
4250 (fold_build1_initializer): New function.
4251 (fold_build2_initializer): New function.
4252 (fold_build3_initializer): New function.
4254 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4256 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4257 (try_move_mult_to_index): Call fold_build2 instead of build2.
4258 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4259 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4260 fold_binary_to_constant.
4261 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4263 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4264 check if A == gcd (A, B). Remove TYPE argument.
4265 (analyze_offset) Use fold_build2 instead of fold (build.
4266 (create_data_ref): Likewise.
4267 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4268 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4271 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4273 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4274 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4276 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4279 * gimplify.c (zero_sized_type): New function.
4280 (gimplify_modify_expr_rhs): If we have a zero sized type,
4281 replace the statement with an empty statement.
4283 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4285 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4288 2005-08-16 Ian Lance Taylor <ian@airs.com>
4290 * doc/tm.texi (Label Output): Correct typo.
4292 2005-08-16 Steven Bosscher <stevenb@suse.de>
4295 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4296 force_operand will work later on using have_insn_for.
4298 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4300 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4302 2005-08-16 Ian Lance Taylor <ian@airs.com>
4305 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4306 vector type, don't try to construct it element by element. Add an
4307 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4309 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4311 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4313 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4315 * doc/invoke.texi (Precompiled Headers): Document some more options
4316 which are known to be safe.
4318 2005-08-16 James E Wilson <wilson@specifix.com>
4320 PR tree-optimization/21105
4321 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4322 TREE_OVERFLOW check.
4324 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4326 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4327 (neg_ltu<mode>): Same.
4329 (neg_gtu<mode>): Same.
4331 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4333 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4334 (fold_builtin_isdigit): Use fold_buildN.
4335 (build_function_call_expr): Likewise.
4336 * c-typeck.c (c_finish_loop): Likewise.
4338 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4339 Richard Shann <rshann@superh.com>
4341 PR middle-end/20396:
4342 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4344 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4346 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4348 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4351 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4352 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4355 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4358 * fold-const.c (build_range_check): Disable optimization for function
4359 pointer expressions on targets that require function pointer
4362 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4364 * simplify-rtx.c (simplify_const_relational_operation): When
4365 extracting arguments of a COMPARE, recompute the mode as well.
4367 2005-08-15 Ian Lance Taylor <ian@airs.com>
4369 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4371 2005-08-15 DJ Delorie <dj@redhat.com>
4373 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4375 (movsi_splittable): Allow, but split, moves to the stack.
4376 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4379 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4381 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4382 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4383 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4385 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4386 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4387 Delete HOST_PTR_PRINTF.
4389 * configure, config.in: Regenerate.
4391 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4393 * config/rs6000/rs6000.md (QHSI): New mode macro.
4394 (wd): Extend mode attr for QImode and HImode
4395 (dbits): New mode attr.
4396 (zero_extend<mode>di2): Convert to mode macro.
4398 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4401 * doc/invoke.texi (-mgnu-ld): Update description.
4404 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4407 * Makefile.in (tree-chrec.o): Depends on real.h.
4408 * tree-chrec.c: Include real.h.
4409 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4410 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4411 * tree-scalar-evolution.c (add_to_evolution_1,
4412 interpret_rhs_modify_expr): Ditto.
4414 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4417 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4418 step is negative compute the estimation from init downwards to zero.
4420 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4422 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4424 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4426 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4428 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4429 Accept double-word constants that can be split.
4430 * config/s390/s390.md ("movti"): Use 'P' constraint.
4431 ("*movdi_31", "*movdf_31"): Likewise.
4433 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4435 Fix PR tree-optimization/22615
4437 * tree-ssa-structalias.c (solution_set_add): Handle
4438 first_vi_for_offset returning NULL.
4439 (do_da_constraint): Ditto.
4440 (do_sd_constraint): Ditto.
4441 (do_ds_constraint): Ditto
4442 (find_func_aliases): Ditto.
4443 (build_constraint_graph): RHS is allowed be ANYTHING.
4444 (first_vi_for_offset): Return NULL if we couldn't find anything at
4447 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4449 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4450 over memory as first operand.
4452 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4455 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4456 available for setting it.
4458 2005-08-14 Ira Rosen <irar@il.ibm.com>
4460 PR tree-optimization/23320
4461 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4462 data-refs' types instead of base object nullness. Add check for
4463 pointer type data-refs before first location comparison. Remove
4466 2005-08-14 Andreas Schwab <schwab@suse.de>
4468 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4470 2005-08-13 James E Wilson <wilson@specifix.com>
4472 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4473 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4474 -fstack-protector-all, --param ssp-buffer-size): Document.
4475 (-Wvariadic-macros): Alphabetize.
4476 (-fsched-stalled-insns-dep): Add missing 'f'.
4478 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4481 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4483 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4484 or indirect address operand.
4485 (EXTRA_ADDRESS_CONSTRAINT): New.
4486 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4488 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4490 PR tree-optimization/22236
4491 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4492 successors and predecessors.
4493 * tree-chrec.c (chrec_convert): Before converting, check that
4494 sequences don't wrap.
4495 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4496 (analyze_array): Extern.
4497 (find_data_references_in_loop): Remove call to
4498 compute_estimated_nb_iterations.
4499 * tree-data-ref.h (analyze_array): Declared.
4500 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4501 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4502 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4503 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4505 * tree-ssa-loop-ivcanon.c: Fix documentation.
4506 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4507 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4508 (infer_loop_bounds_from_undefined): New.
4509 (estimate_numbers_of_iterations_loop): Use
4510 infer_loop_bounds_from_undefined.
4511 (used_in_pointer_arithmetic_p): New.
4512 (scev_probably_wraps_p): Pass an extra parameter. Call
4513 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4514 (convert_step): Fix documentation.
4515 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4516 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4517 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4518 scev_probably_wraps_p.
4520 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4522 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4523 (s390_register_info): Ignore clobbered_regs information for fixed
4524 registers, and only fixed registers.
4525 (s390_init_frame_layout): Remove redundant call.
4527 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4529 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4530 description of -Wold-style-casts.
4532 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4533 Jakub Jelinek <jakub@redhat.com>
4535 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4536 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4537 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4538 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4539 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4540 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4541 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4542 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4543 ("stack_protect_set", "stack_protect_test"): New expanders.
4544 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4545 "stack_protect_testdi"): New insn definitions.
4547 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4549 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4551 2005-08-12 Paul Brook <paul@codesourcery.com>
4553 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4555 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4557 * config/s390/predicates.md (setmem_operand): New predicate.
4558 (shift_count_operand): Accept ANDs with special constants as
4560 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4561 with special constants.
4562 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4563 shift_count_operand with setmem_operand.
4565 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4567 * config/s390/s390.c (s390_extract_part, s390_single_part):
4569 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4570 (s390_output_mi_thunk): Don't use lg on 31 bit.
4571 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4572 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4574 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4576 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4577 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4578 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4579 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4580 with one of the new macros.
4582 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4584 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4585 Don't set save_return_addr_p.
4586 (s390_register_info): Make clobbered_regs not depending on
4589 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4591 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4592 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4594 2005-08-11 James E. Wilson <wilson@specifix.com>
4596 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4598 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4600 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4601 locations gathered by var-tracking in single entry loc_list
4602 over loc_descriptor_from_tree.
4604 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4605 pass it down to loc_descriptor.
4606 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4607 (containing_function_has_frame_base): Move earlier in the file.
4608 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4609 instead of always assuming fbreg can't be used.
4611 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4613 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4614 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4615 Accept address wrapped in AND for Altivec.
4616 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4617 Strip AND wrapping offset address for Altivec.
4619 2005-08-11 Richard Henderson <rth@redhat.com>
4622 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4623 before using TYPE_IS_SIZETYPE.
4625 2005-08-11 Richard Henderson <rth@redhat.com>
4628 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4629 insn types not present on ev4.
4630 (alphaev5_insn_pipe): Similarly.
4632 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4635 * arm.c (arm_override_options): If the user has selected callee-super-
4636 interworking, then enable normal interworking.
4638 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4640 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4643 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4645 * doc/rtl.texi: Fix two typos.
4647 2005-08-11 Richard Guenther <rguenther@suse.de>
4650 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4651 cases where we call to/from functions returning void.
4653 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4656 * tree.c (build_pointer_type_for_mode): Robustify.
4658 2005-08-10 James E Wilson <wilson@specifix.com>
4660 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4661 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4663 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4666 2005-08-10 Eric Christopher <echristo@apple.com>
4668 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4669 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4672 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4675 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4676 for the high part when generating dynamic-no-pic code.
4678 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4680 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4681 (x86_64-*-linux*): Likewise.
4683 * config/i386/crtfastmath.c: New file.
4684 * config/i386/t-crtfm: Likewise.
4686 * config/i386/linux.h (ENDFILE_SPEC): New.
4687 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4689 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4692 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4694 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4695 (vec_shl, vec_shr): Document new operations.
4696 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4698 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4700 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4701 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4702 change predicate to indexed_or_indirect_address.
4704 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4706 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4707 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4708 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4709 and __aeabi_uwrite8.
4710 * config/arm/unaligned-funcs.c: New file.
4711 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4713 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4715 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4717 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4718 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4720 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4721 * final.c (pass_shorten_branches): Add dump.
4722 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4723 (pass_life): Rename dump.
4724 (rest_of_handle_flow2): Remove initial verify_flow_info.
4725 * function.c (pass_instantiate_virtual_regs): Add dump.
4726 * integrate.c (pass_initial_value_sets): Add dump.
4727 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4728 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4729 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4730 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4731 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4732 gate_rtl_unrool_and_peel_loops): New.
4733 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4734 rtl_doloop): Do not look at flags.
4735 * mode-switching.c (pass_mode_switching): Add dump.
4736 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4737 pass_split_before_regstack): Add dump.
4738 * regmove.c (pass_stack_adjustments): Add dump.
4739 * tree-optimize.c (pass_fixup_cfg): Add dump.
4741 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4744 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4745 deciding which instruction sequence to use.
4747 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4749 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4750 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4752 2005-08-09 Richard Guenther <rguenther@suse.de>
4754 * c-common.c (builtin_function_2): Remove.
4755 (def_builtin_1): New function.
4756 (c_common_nodes_and_builtins): Use def_builtin_1 to
4757 build builtin functions.
4759 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4761 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4762 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4763 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4766 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4768 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4769 fold_binary instead of fold_build2 since we don't care about the
4771 (loop_niter_by_eval): Likewise.
4772 (compare_trees): Likewise.
4773 (proved_non_wrapping_p): Likewise.
4775 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4779 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4780 if the if is really empty.
4782 2005-08-09 Steven Bosscher <stevenb@suse.de>
4784 PR tree-optimization/23234
4785 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4786 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4787 argument of the new enum.
4788 (execute_cse_reciprocals): Add reciprocals for function arguments
4789 on the unique successor edge of the entry block. Update other calls
4790 to execute_cse_reciprocals_1.
4792 2005-08-08 Richard Henderson <rth@redhat.com>
4795 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4797 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4799 * expr.c (write_complex_part): Return after handling MEM.
4801 2005-08-08 Josh Conner <jconner@apple.com>
4803 PR rtl-optimization/23241
4804 * combine.c (simplify_comparison): Fix error in determining
4805 whether to lift a subreg from comparison.
4807 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4810 * config/rs6000/altivec.md (vec_init<mode>): New.
4811 (vec_set<mode>): New.
4812 (vec_extract<mode>): New.
4813 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4814 (rs6000_expand_vector_set): New.
4815 (rs6000_expand_vector_extract): New.
4816 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4817 for Altivec modes before reload.
4818 (altivec_expand_vec_init_builtin): New.
4819 (get_element_number): New.
4820 (altivec_expand_vec_set_builtin): New.
4821 (altivec_expand_vec_ext_builtin): New.
4822 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4824 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4826 * config/rs6000/rs6000.h (rs6000_builtins): Add
4827 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4828 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4829 * config/rs6000/rs6000-protos.h: Declare new functions.
4831 2005-08-08 Jan Hubicka <jh@suse.cz>
4833 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4834 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4835 * i386.md (movdi*): Use pic_32bit_operand.
4836 * predicates.md (pic_32bit_operand): New.
4838 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4841 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4843 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4845 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4846 (test_for_singularity): Use fold_build2.
4848 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4850 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4852 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4854 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4855 (COMMON_ASM_OP) Define.
4856 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4857 (ix86_encode_section_info): Likewise.
4858 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4859 SUBTARGET_ENCODE_SECTION_INFO.
4861 2005-08-06 Richard Henderson <rth@redhat.com>
4864 * tree-nested.c (convert_local_reference): Save and restore val_only
4865 around component_ref and friends. Clear walk_subtrees by default.
4867 2005-08-06 Peter O'Gorman <peter@pogma.com>
4870 * gcc.c (process_command): Check the argument to -b has a dash.
4871 * doc/invoke.texi: Update -b and -V docs.
4873 2005-08-06 James E Wilson <wilson@specifix.com>
4875 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4877 2005-08-06 Michael Matz <matz@suse.de>
4879 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4880 member only if only one insn is associated with the value.
4882 2005-08-06 Nick Clifton <nickc@redhat.com>
4884 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4886 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4887 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4888 Check symbol flags instead of symbol name mangling.
4889 (xstormy16_asm_output_aligned_common): Likewise. Also
4890 simplify code since the bss100_section cass is the only case
4891 where the below100 code will be triggered.
4892 (xstormy16_encode_section_info): Encode below100 attribute
4893 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4895 (xstormy16_strip_name_encoding): Delete - this function is no
4897 (TARGET_STRIP_NAME_ENCODING): Undefine.
4898 * config/stormy16/stormy16-protos.h: Delete prototype for
4899 xstormy16_strip_name_encoding.
4901 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4903 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4904 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4905 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4906 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4907 config/alpha/predicates.md, config/arc/arc.h,
4908 config/arm/arm.h, config/arm/ieee754-df.S,
4909 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4910 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4911 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4912 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4913 config/m68hc11/m68hc11.h, config/mips/mips.c,
4914 config/mips/mips.h, config/mips/openbsd.h,
4915 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4916 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4917 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4918 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4919 config/sparc/linux.h, config/sparc/linux64.h,
4920 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4921 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4922 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4923 typos. Follow spelling conventions.
4925 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4928 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4929 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4930 specially. Check for side effects only for COND_EXPR.
4931 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4932 return with TREE_NO_WARNING.
4934 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4936 PR rtl-optimization/23233
4937 * loop.c (combine_movables): Require the modes to be the same.
4938 (move_movables): Remove handling of cases where the replacement
4939 had a different mode to the original.
4941 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4943 PR tree-optimization/23128
4944 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4945 subtraction wrap, and set TREE_OVERFLOW if they do.
4947 2005-08-05 Richard Henderson <rth@redhat.com>
4950 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4951 FORCED_LABEL labels.
4953 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4956 * reload.c (find_reloads_subreg_address): Pass down TYPE
4957 unchanged. Change all callers except find_reloads_toplev.
4959 2005-08-05 Michael Matz <matz@suse.de>
4961 * genattrtab.c (current_alternative_string): Remove.
4962 (SIMPLIFY_ALTERNATIVE): Ditto.
4963 (attr_alt_bit_p): Ditto.
4964 (alternative_name): Make const char *.
4965 (evaluate_eq_attr): Remove use of above things.
4966 (simplify_test_exp): Ditto.
4967 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4968 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4970 2005-08-04 James E Wilson <wilson@specifix.com>
4972 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4973 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4974 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4975 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4976 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4978 2005-08-04 Richard Henderson <rth@redhat.com>
4981 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4982 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4983 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4984 if we'd have to instantiate too many members.
4986 2005-08-04 Richard Henderson <rth@redhat.com>
4989 * tree-outof-ssa.c (coalesce_asm_operands): New.
4990 (coalesce_ssa_name): Use it. Split out ...
4991 (coalesce_phi_operands, coalesce_result_decls): ... these.
4993 2005-08-04 Paul Brook <paul@codesourcery.com>
4995 * read-rtl.c (read_quoted_string): Break if EOF.
4997 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4999 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5000 (fold_build2): Likewise.
5001 (fold_build3): Likewise.
5002 (fold_build1_stat): New function prototype.
5003 (fold_build2_stat): Likewise.
5004 (fold_build3_stat): Likewise.
5005 * fold-const.c (fold_build1): Rename to ..
5006 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5007 through to build1_stat.
5008 (fold_build2): Rename to ..
5009 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5010 through to build2_stat.
5011 (fold_build3): Rename to ..
5012 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5013 through to build3_stat.
5015 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5016 Ian Lance Taylor <ian@airs.com>
5018 * function.c (assign_stack_local_1): Do not correct stack slot
5019 address if allocation size is smaller than mode size.
5021 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5024 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5025 (tree_merge_blocks): Propagate anything allowed by
5027 Clarify documentation.
5028 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5029 SSA form, schedule an update if necessary.
5031 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5033 * doc/install.texi (Binaries): Remove broken link to
5034 Sinix/Reliant Unix binaries.
5036 2005-08-03 Richard Henderson <rth@redhat.com>
5039 * function.c (stack_protect_epilogue): Export.
5040 * tree.h (stack_protect_epilogue): Declare.
5041 * calls.c (expand_call): Call it.
5043 2005-08-03 Eric Christopher <echristo@apple.com>
5045 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5046 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5049 2005-08-04 Jan Hubicka <jh@suse.cz>
5051 * profile.c (branch_prob): Split edges with goto locus on them
5052 to get proper line counts.
5053 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5055 2005-08-03 Paul Brook <paul@codesourcery.com>
5057 * function.c (assign_parms): Round current_function_args_size
5058 to PARM_BOUNDARY, not STACK_BOUNDARY.
5060 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5062 * config/i386/i386.c (x86_elf_aligned_common)
5063 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5065 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5067 PR tree-optimization/23157
5068 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5069 before emitting them.
5071 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5073 PR tree-optimization/19899
5074 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5075 * tree-scalar-evolution.c: Include real.h.
5076 (add_to_evolution): Build constant -1 of correct type.
5078 2005-08-03 Jan Hubicka <jh@suse.cz>
5080 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5081 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5082 profile updating for complette unrolling.
5083 * loop-unroll.c (peel_loop_completely): Use it.
5084 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5085 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5088 2005-08-03 Paul Brook <paul@codesourcery.com>
5090 * combine.c (can_change_dest_mode): New function.
5091 (try_combine, simplify_set): Use it.
5093 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5095 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5098 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5100 * doc/install.texi (Specific): Adjust link to openavr.org.
5101 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5102 (Binaries): Adjust HP-UX Porting Center link.
5103 (Binaries): Adjust Free Software Foundation ordering link.
5105 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5107 * convert.c (convert_to_integer): Use fold_build1 instead of
5108 build1 when converting an integer to an integer.
5110 2005-08-02 Richard Henderson <rth@redhat.com>
5112 * combine.c (combine_instructions): Don't use reg_equal/equiv
5113 results if the mode doesn't match.
5115 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5117 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5118 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5120 2005-08-02 Richard Henderson <rth@redhat.com>
5123 * explow.c (memory_address): Remove special-case for
5124 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5126 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5129 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5130 number of calls to cleanup_tree_cfg_1.
5132 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5134 * doc/invoke.texi: document file extensions .F90 and .F95
5136 2005-08-02 Richard Guenther <rguenther@suse.de>
5138 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5139 positive if its first argument is positive.
5141 2005-08-02 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/23177
5144 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5147 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5149 PR tree-optimization/23129
5150 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5151 varying for divisions with anti-ranges.
5153 2005-08-02 Jan Hubicka <jh@suse.cz>
5155 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5156 * tree-ssa-threadupdate.c (thread_block): Add it here.
5158 2005-08-01 James E Wilson <wilson@specifix.com>
5160 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5161 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5162 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5164 * config/mips/predicates.md (const_call_insn_operand): Add check for
5165 SYMBOL_REF_LONG_CALL_P.
5166 * doc/extend.texi (long_call): Document the new attribute.
5168 2005-08-01 Ian Lance Taylor <ian@airs.com>
5169 Richard Henderson <rth@redhat.com>
5171 * Makefile.in (RTL_BASE_H): Add real.h.
5172 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5174 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5176 * rtl.c (rtl_check_failed_code_mode): New.
5177 * rtl.h (struct rtx_def): Add u.rv.
5178 (XCMWINT, XCNMPRV): New.
5179 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5180 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5182 2005-08-01 Richard Henderson <rth@redhat.com>
5184 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5185 with auto-inc codes.
5187 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5189 2005-08-01 Jan Hubicka <jh@suse.cz>
5191 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5192 * i386.c: Include dwarf2.h
5193 (asm_preferred_eh_data_format): New.
5194 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5196 2005-08-01 Ian Lance Taylor <ian@airs.com>
5198 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5199 randomize_va_space for virtual address randomization control.
5201 2005-08-01 Steven Bosscher <stevenb@suse.de>
5203 * common.opt (flag_ipa_cp): Put in right place to maintain
5206 2005-08-01 Jan Hubicka <jh@suse.cz>
5208 * profile.c (compute_value_histograms): Fix thinko.
5209 * value-prof.c: Include toplev.h
5210 (check_counter): New function.
5211 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5212 tree_mod_subtract_transform): Add sanity check.
5214 2005-08-01 Richard Guenther <rguenther@suse.de>
5216 PR tree-optimization/23133
5217 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5218 current functions parameter decls to find defs to cse
5221 2005-08-01 Richard Guenther <rguenther@suse.de>
5223 PR tree-optimization/23109
5224 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5225 If trapping math is in effect, use post-dominator information
5226 to check if we'd in any case reach a trapping point before
5227 doing the reciprocal insertion.
5228 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5229 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5230 expressions are invariant only if trapping math is not in effect.
5232 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5234 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5235 cgraph_function_versioning): New declarations.
5236 * cgraphunit.c: Add include to ipa-prop.h.
5237 (update_call_expr, cgraph_copy_node_for_versioning,
5238 cgraph_function_versioning): New functions.
5239 * integrate.c (copy_decl_for_inlining): Remove.
5240 * ipa-prop.h (ipa_replace_map): New struct.
5241 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5242 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5243 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5244 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5245 ipcp_iterate_stage, ipcp_method_scale_print,
5246 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5247 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5248 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5249 ipcp_update_bb_counts, ipcp_update_profiling,
5250 ipcp_update_edges_counts): New functions.
5251 (ipcp_method_cval_init): Remove restriction regarding local methods.
5252 (ipcp_init_stage): Add ipcp_method_compute_scale.
5253 (ipcp_insert_stage): Add versioning.
5254 (ipcp_structures_print): Add ipcp_method_scale_print.
5255 (ipcp_driver): Dump profiling info.
5256 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5257 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5258 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5259 (struct inline_data): Add versioning_p, ipa_info, new fields.
5260 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5261 declare_return_variable): Replace calls to copy_decl_for_inlining with
5263 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5265 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5266 Add argument VERSIONING.
5267 (copy_arguments_for_versioning, copy_static_chain,
5268 function_versionable_p, tree_versionable_function_p,
5269 tree_function_versioning, replace_ref_tree): New functions.
5270 * tree-inline.h: Include varray.h.
5271 (tree_versionable_function_p, tree_function_versioning,
5272 tree copy_decl_for_dup): New declarations.
5274 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5276 * ipa-cp.c: New file. Contains IPCP specific functionality.
5277 * ipa-prop.h: New file. Contains structures/definitions that can be
5278 used by several interprocedural data flow optimizations (and also IPCP).
5279 * ipa-prop.c: New file.
5280 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5281 * common.opt: Add ipa-cp flag.
5282 * timevar.def: Add IPCP optimization.
5283 * tree-optimize.c (init_tree_optimization_passes): Schedule
5285 * tree-pass.h (pass_ipa_cp): Declare.
5287 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5289 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5290 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5291 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5292 config/i386/i386.c, config/mips/mips.h,
5293 config/rs6000/rs6000.h, config/sh/sh.c,
5294 config/stormy16/stormy16.c: Fix comment typos.
5296 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5299 * c-typeck.c (build_binary_op): Use common_type wrapper on
5301 (common_type): Update comment.
5303 2005-07-31 Steven Bosscher <stevenb@suse.de>
5306 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5307 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5308 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5310 2005-07-31 Jan Hubicka <jh@suse.cz>
5312 * pretty-print.h (pp_widest_integer): New macro.
5313 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5316 2005-07-31 Jan Hubicka <jh@suse.cz>
5318 * output.h (enum section_category): Export from varasm.c
5319 (categorize_decl_for_section): Likewise.
5320 * varasm.c (enum section_category): Kill.
5321 (categorize_decl_for_section): Make global.
5322 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5324 * i386.c (ix86_section_threshold): New static variable.
5325 (ix86_in_large_data_p, ix86_encode_section_info,
5326 x86_64_elf_unique_section,
5327 x86_64_elf_select_section): New functions.
5328 (TARGET_ENCODE_SECTION_INFO): Define
5329 (override_options): Enable medium model for PIC.
5330 (ix86_expand_prologue): Expand gen_set_got_rex64.
5331 (legitimate_constant_p): Handle new UNSPECs.
5332 (legitimate_pic_address_disp_p): Likewise.
5333 (legitimize_pic_address): Lower MEDIUM model addressing.
5334 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5335 (enum cmodel): Add MEDIUM_PIC.
5336 (SYMBOL_REF_FAR_ADDR_P): New macro.
5337 (SYMBOL_FLAG_FAR_ADDR): New flag.
5338 * i386.md (movdi): Support medium model.
5339 (set_got_rex64): New pattern.
5340 * i386.opt (mlarge-data-threshold): New flag.
5341 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5342 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5343 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5344 TARGET_ASM_UNIQUE_SECTION): New.
5346 * invoke.texi (-mlarge_data_threshold): Document
5348 2005-07-31 Jan Hubicka <jh@suse.cz>
5350 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5351 (coalesce_vars): Likewise.
5352 * tree-ssa-live.c (coalesce_cost): New.
5353 (build_tree_conflict_graph): Use coalesce_cost.
5354 * tree-ssa-live.h (coalesce_cost): Declare.
5356 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5358 * arm.md (all peepholes for post-increment operations): Delete.
5359 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5360 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5361 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5362 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5363 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5365 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5367 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5370 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5373 * doc/invoke.texi: Document -rdynamic.
5375 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5378 * c-parser.c (c_parser_parms_list_declarator): Call
5379 mark_forward_parm_decls.
5380 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5381 decls with visibility structure.
5383 2005-07-30 Paul Brook <paul@codesourcery.com>
5385 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5387 2005-07-30 Paul Brook <paul@codesourcery.com>
5389 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5391 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5393 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5395 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5398 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5399 nested function declarators.
5400 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5401 (grokparms): Call warn_if_shadowing for parameters used within the
5403 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5404 not used within the parameter list.
5405 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5407 2005-07-30 Jan Hubicka <jh@suse.cz>
5409 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5410 * i386.c (ix86_fixup_binary_operands): Likewise.
5411 (ix86_expand_unary_operator): Likewise.
5412 (ix86_expand_fp_absneg_operator): Likewise.
5413 * optabs.c (expand_vec_cond_expr): Validate dest.
5415 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5418 * real.c (real_from_string): Also set last bit if there is a
5419 nonzero hex digit beyond GCC's internal precision after ".".
5421 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5423 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5424 define_constants. Change duplicate values to unassigned numbers.
5425 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5426 (*altivec_vspltsf): New.
5427 (altivec_vperm_v4sf): Delete.
5428 (altivec_vperm_<mode>): Use mode macro V.
5429 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5430 (altivec_predicate_v4sf): Delete.
5431 (altivec_predicate_<mode>): Use mode macro V.
5432 (*altivec_lvesfx): New.
5433 (*altivec_stvesfx): New.
5434 (vec_realign_load_v4sf): Delete.
5435 (vec_realign_load_<mode>): Use mode macro V.
5436 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5439 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5442 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5444 * configure: Regenerated.
5446 2005-07-29 Paul Brook <paul@codesourcery.com>
5448 * doc/install.texi: Add link to GFortran binaries wiki page.
5450 2005-07-29 David Ung <davidu@mips.com>
5452 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5453 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5454 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5455 * config/mips/mips.md (cpu): Add 5kf name.
5456 (includes): Includes 5k.md.
5457 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5458 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5461 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5464 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5465 (cleanup_tree_cfg): ... here.
5466 Call cleanup_tree_cfg_1 until there are no more cleanups to
5469 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5471 * tree-vrp.c (compare_range_with_value): Return true or false
5472 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5473 EQ_EXPR respectively.
5475 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5477 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5480 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5482 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5483 (tree_ssa_dominator_optimize): Increment it.
5484 (dump_dominator_optimization_stats): Print it.
5486 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5487 Steven Bosscher <stevenb@suse.de>
5489 PR rtl-optimization/23117
5490 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5491 when head == tail. Tidy comment.
5493 2005-07-28 Richard Henderson <rth@redhat.com>
5495 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5496 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5497 * jump.c (rtx_renumbered_equal_p): Likewise.
5498 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5499 CONST_INT and CONST_DOUBLE.
5500 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5501 * reload.c (operands_match_p): Special case CONST_INT and
5502 CONST_DOUBLE; check mode earlier.
5504 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5507 * c-typeck.c (convert_for_assignment): Do not check
5508 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5510 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5513 * c-typeck.c (composite_type): Prefer constant size arrays to
5516 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5519 * real.c (real_from_string): Set last bit if there is a nonzero
5520 hex digit beyond GCC's internal precision.
5522 2005-07-28 Richard Henderson <rth@redhat.com>
5525 * cfgcleanup.c (try_forward_edges): Watch out for end of
5528 2005-07-28 James E Wilson <wilson@specifixinc.com>
5531 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5533 2005-07-28 Jan Hubicka <jh@suse.cz>
5535 * Makefile.in (rtl-profile.o): Kill all traces of it.
5536 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5537 * coverage.h (rtl_coverage_counter_ref): Kill.
5538 * opts.c (flag_speculative_prefetching_set): Kill.
5539 (flag_loop_optimize_set): New.
5540 (common_handle_option): Disable loop optimizer when profiling;
5541 do not handle speculative prefetching.
5542 * passes.c (init_optimization_passes): Replace pass_profiling combo
5543 by branch_prob pass.
5544 * profile.c (compute_value_histograms): Update for simplified value
5546 (rtl_register_profile_hooks): Kill.
5547 (pass_profiling): Kill.
5548 (rest_of_handle_branch_prob): Do not profile.
5549 * toplev.c (process_options): Remove speculative prefetching.
5550 * toplev.h (flag_tree_based_profiling): Kill.
5551 * tree-profile.c (prepare_instrumented_value,
5552 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5553 tree_gen_one_value_profiler, do_tree_profiling): Update for
5554 simplified datastructures.
5555 * value-prof.c: Add comment that speculative prefetching was dropped;
5556 update rest of file for simplified datastructures.
5557 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5558 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5559 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5560 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5561 rtl_mod_subtract, gen_speculative_prefetch,
5562 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5563 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5564 (gate_handle_value_profile_transformations,
5565 rest_of_handle_value_profile_transformations,
5566 pass_value_profile_transformations): Kill.
5567 * value-prof.h (histogram_value_t): Remove IL based unions.
5568 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5569 rtl_profile_hooks): Remove hooks.
5571 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5573 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5574 (cgraph_clone_node): Likewise.
5575 * cgraph.h (cgraph_clone_edge): Update prototype.
5576 (cgraph_clone_node): Likewise.
5577 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5579 (lookup_recursive_calls): Consider profile.
5580 (cgraph_decide_recursive_inlining): Fix updating; use new
5581 probability argument; use profile.
5582 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5583 * tree-inline.c (copy_bb): Update clal of clone_edge.
5584 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5586 * invoke.texi (min-inline-recursive-probability): Document.
5588 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5590 * doc/install.texi (Configuration): Update Valgrind homepage.
5592 2005-07-28 Richard Henderson <rth@redhat.com>
5595 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5596 labels we want to delete.
5597 (cfg_layout_merge_blocks): Likewise.
5599 2005-07-28 Richard Henderson <rth@redhat.com>
5602 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5603 when expanding to nothing.
5605 2005-07-28 Josh Conner <jconner@apple.com>
5607 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5608 (cgraph_decide_inlining_of_small_functions): Likewise.
5610 2005-07-28 Josh Conner <jconner@apple.com>
5612 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5613 direction of badness if negative.
5614 (cgraph_default_inline_p): Add reason to parameters, and assign it
5616 (cgraph_decide_inlining_of_small_functions): New parameter in call
5617 to cgraph_default_inline_p.
5618 (cgraph_decide_inlining_incrementally): Likewise.
5619 * cgraphunit.c (decide_is_function_needed): Likewise.
5620 * cgraph.h (cgraph_default_inline_p): Likewise.
5622 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5624 * builtins.c: Fix comment typo(s).
5625 * genautomata.c: Likewise.
5626 * gimplify.c: Likewise.
5627 * tree-dfa.c: Likewise.
5628 * tree-flow-inline.h: Likewise.
5629 * tree-into-ssa.c: Likewise.
5630 * tree-ssa-alias.c: Likewise.
5631 * tree-ssa-ccp.c: Likewise.
5632 * tree-ssa-copy.c: Likewise.
5633 * tree-ssa-dce.c: Likewise.
5634 * tree-ssa-dom.c: Likewise.
5635 * tree-ssa-operands.c: Likewise.
5636 * tree-tailcall.c: Likewise.
5637 * tree-vectorizer.c: Likewise.
5638 * tree-vrp.c: Likewise.
5641 2005-07-28 Jeff Law <law@redhat.com>
5643 * tree-vrp.c (test_for_singularity): Extracted from ...
5644 (simplify_cond_using_ranges): Attempt to simplify a relational
5645 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5647 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5649 PR tree-optimization/22506
5650 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5651 phis whose argument is constant.
5653 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5655 PR rtl-optimization/18992
5656 Back out this patch:
5657 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5658 PR optimization/12142
5659 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5660 uses of the register in the SET_SRC. Remove unnecessary argument.
5662 Replace it with this:
5663 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5664 if flag_non_call_exceptions is set and the insn may trap, pass
5665 pc_rtx as dest for recursion.
5666 In SET_SRC part of SET case, if dest is already set, pass it down
5669 2005-07-28 Jan Hubicka <jh@suse.cz>
5671 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5672 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5673 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5675 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5676 profile when available.
5678 2005-07-28 Jan Beulich <jbeulich@novell.com>
5680 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5681 (ia64_print_operand): Describe and handle 'X'.
5682 (ia64_register_move_cost): Also handle FP_REGS.
5683 (ia64_preferred_reload_class): Likewise.
5684 (ia64_secondary_reload_class): Likewise.
5685 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5686 it. Also check for ITANIUM_CLASS_FLDP.
5687 * config/ia64/ia64.h (FP_REGNO_P): New.
5688 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5689 (reg_class): Add FP_REGS.
5690 (REG_CLASS_NAMES): Adjust for it.
5691 (REG_CLASS_CONTENTS): Likewise.
5692 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5693 (REG_CLASS_FROM_LETTER): Handle 'x'.
5694 (CLASS_MAX_NREGS): Handle FP_REGS.
5695 (MEMORY_MOVE_COST): Likewise.
5696 * config/ia64/ia64.md (itanium_class): Add fldp.
5697 (type): Handle fldp.
5698 (movti_internal): More allowable operand combinations. Use ldfp8 when
5699 splitting unnecessary. Remove predicable attribute. Adjust
5700 itanium_class attribute.
5701 (smuldi3_highpart): Remove outdated comment.
5702 (mulditi3, umulditi3, rotlti3): New expanders.
5703 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5704 (absti2): Disabled new insn for future reference.
5705 Respective new splitters.
5706 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5707 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5708 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5710 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5712 PR rtl-optimization/23047
5713 * simplify-rtx.c (simplify_const_relational_operation): Respect
5714 flag_wrapv for comparisons with ABS.
5716 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5718 PR tree-optimization/22493
5719 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5720 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5722 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5724 * config/frv/frv.opt (moptimize-membar): New.
5726 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5728 * config/frv/frv.h: Remove machine_function definition.
5730 * config/frv/frv.c (struct frv_io): New.
5731 (struct machine_function): Moved from frv.h. Add has_membar_p.
5732 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5733 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5734 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5735 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5736 (frv_reorg): Call frv_optimize_membar when appropriate.
5737 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5738 (frv_expand_builtin): Adjust calls accordingly.
5739 (frv_io_address_cookie): New function.
5740 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5741 load or store rather than a special insn. Add ccnstant address and
5742 io-type operands to the membar.
5743 (frv_ifcvt_modify_tests): Unsign regno.
5744 (frv_ifcvt_modify_tests): Same.
5746 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5747 UNSPEC_OPTIONAL_MEMBAR constant.
5748 (builtin_read_<mode>): Delete.
5749 (builtin_write_<mode>): Delete.
5750 ("optional_membar_<mode>"): Add operand.
5752 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5753 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5754 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5755 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5756 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5757 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5758 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5759 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5760 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5762 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5764 * df.c (df_uses_record): Handle SCRATCH.
5766 2005-07-28 Steven Bosscher <stevenb@suse.de>
5769 * passes.c (rest_of_decl_compilation): If decl is a type and
5770 we have encountered errors, don't emit debug information.
5772 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5774 * params.def: Fixed comment.
5776 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5779 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5780 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5781 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5783 2005-07-27 Steven Bosscher <stevenb@suse.de>
5786 * varasm.c (assemble_start_function): Don't do anything that may
5787 require a CFG if the current function is a thunk.
5789 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5791 * doc/install.texi (Prerequisites): Mention that perl is needed
5792 to do export control in libstdc++ targetting Darwin.
5794 2005-07-27 Steven Bosscher <stevenb@suse.de>
5796 PR rtl-optimization/17808
5797 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5798 (sched_insns_conditions_mutex_p): Split out from...
5799 (add_dependence): ...here. But don't call it from here.
5800 (add_dependence_list): Check sched_insns_conditions_mutex_p
5801 before calling add_dependence.
5802 (add_dependence_list_and_free): Likewise.
5803 (fixup_sched_groups): Likewise.
5804 (sched_analyze_1): Likewise.
5805 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5806 (sched_analyze): Likewise.
5807 (sched_analyze_insn): Likewise.
5808 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5809 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5810 dependencies on all COND_EXEC insns to jumps ending basic blocks
5811 when doing intrablock scheduling.
5812 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5814 2005-07-27 Jeff Law <law@redhat.com>
5816 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5817 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5818 equivalency sets, correctly handle the case were vr0 has an
5819 equivalency set, but vr1 does not.
5821 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5823 PR tree-optimization/23073
5824 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5825 vect_print_dump_info before fprintf.
5827 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5829 PR tree-optimize/22348
5830 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5831 Fold the partial computation.
5833 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5835 PR tree-optimization/22325
5836 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5838 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5840 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5841 (force_var_cost): ... this function.
5842 (compute_phi_arg_on_exit): Export.
5844 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5846 PR tree-optimization/20773
5847 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5850 2005-07-27 Richard Guenther <rguenther@suse.de>
5852 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5853 Avoid pushing again if current struct contains only
5854 fields we decomposed.
5856 2005-07-27 Jan Hubicka <jh@suse.cz>
5858 PR tree-optimization/22574
5859 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5862 * tree-tailcall.c (decrease_profile): New function.
5863 (eliminate_tail_call): Use it.
5865 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5866 visibility flags correctly in whole program mode.
5868 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5870 PR rtl-optimization/22472
5871 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5873 2005-07-26 Steven Bosscher <stevenb@suse.de>
5875 PR tree-optimization/22504
5876 * tree-complex.c (expand_complex_addition): Use 'code' instead
5877 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5879 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5881 * config.gcc (cpu_type): Add frv case.
5882 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5883 (supported_defaults): Add fr550 case.
5885 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5888 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5889 whether a pointer of type T * may point to objects of type T *.
5891 2005-07-26 DJ Delorie <dj@redhat.com>
5893 * configure: Regenerate.
5895 2005-07-26 Dale Johannesen <dalej@apple.com>
5897 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5899 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5901 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5902 Clarify use of "build" in name.
5904 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5906 * doc/extend.texi (Raw read/write Functions): New section.
5907 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5908 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5909 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5910 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5911 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5912 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5913 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5914 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5915 * config/frv/frv.c: Add bdesc_loads global.
5916 Add bdesc_stores global.
5917 (frv_init_builtins): Add support for __builtin_{read/write}*.
5918 (frv_volatile_memref): New.
5919 (frv_expand_load_builtin): New.
5920 (frv_expand_store_builtin): New.
5921 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5922 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5923 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5924 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5925 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5926 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5927 (builtin_read_<mode>): New.
5928 (builtin_write_<mode>): New.
5929 (builtin_write64): New.
5930 (optional_membar_<mode>): New.
5932 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5934 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5935 (rather than units) against HOST_BITS_PER_WIDE_INT.
5937 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5939 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5940 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5941 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5942 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5945 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5946 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5947 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5949 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5951 2005-07-26 Richard Guenther <rguenther@suse.de>
5953 PR tree-optimization/22486
5954 * fold-const.c (fold_unary): Fold away useless component
5955 references of the form (T *)&T.x, if the address
5958 2005-07-25 James E Wilson <wilson@specifixinc.com>
5960 * dwarf2out.c (add_call_src_coords_attributes): New.
5961 (gen_inlined_subroutine_die): Call it.
5962 (maybe_emit_file, init_file_table): Add comments.
5963 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5965 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5966 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5967 * tree.h (BLOCK_SOURCE_LOCATION): New.
5968 (struct tree_block): New field locus.
5970 2005-07-26 Andreas Schwab <schwab@suse.de>
5972 PR rtl-optimization/23043
5973 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5974 when allocating a struct unoccr.
5976 2005-07-25 Richard Henderson <rth@redhat.com>
5979 * tree-complex.c (gate_no_optimization): True if errors.
5980 * Makefile.in (tree-complex.o): Update dependencies.
5982 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5984 * config/frv/predicates.md (integer_register_operand): Use
5987 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5990 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5992 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5994 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5996 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5997 types when flag_unsafe_math_optimizations is true.
5999 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6001 * gcc.c (option_map): Add --sysroot.
6002 (process_command): Handle --sysroot.
6003 (display_help): Document it.
6004 * doc/cppopts.tex (-isysroot): Document.
6005 * doc/invoke.texi (--sysroot): Document.
6006 * doc/install.texi (--with-build-sysroot): Document.
6008 * Makefile.in (inhibit_libc): New variable.
6009 (INHIBIT_LIBC_CFLAGS): Likewise.
6010 (LIBGCC2_CFLAGS): Include
6011 $(INHIBIT_LIBC_CFLAGS).
6012 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6013 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6014 ($(T)crtend.o): Likewise.
6015 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6016 ($(T)crtendS.o): Likewise.
6017 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6018 ($(T)crtendT.o): Likewise.
6019 (stmp-fixinc): Do not complain about missing headers if
6021 * configure.ac (inhibit_libc): Set it to true/false.
6022 (--with-build-sysroot): New option. Use it to set
6024 * configure: Regenerated.
6026 2005-07-25 Manfred Hollstein <mh@suse.com>
6028 * calls.c (store_one_arg): Fix unsigned comparison warning.
6030 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6033 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6034 (ggc_print_statistics): Initialize variable before use.
6036 2005-07-25 Richard Guenther <rguenther@suse.de>
6038 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6039 calling with a PHI_NODE argument.
6041 * tree-flow-inline.h (overlap_subvar): Protect against
6044 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6046 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6047 * configure: Regenerate.
6049 2005-07-25 Ira Rosen <irar@il.ibm.com>
6051 * expr.c (highest_pow2_factor): Make extern.
6052 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6053 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6054 record_array_differ_p, array_ptr_differ_p): Likewise.
6055 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6056 additional cases. Call the above functions.
6057 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6058 base_object_differ_p when there are two base objects. Otherwise, compare
6059 base address and offset. Call may_alias_p.
6060 (dump_data_reference): Use a correct field name.
6061 (analyze_array): Make static. Initialize new data-ref fields.
6062 (analyze_indirect_ref): New function.
6063 (init_data_ref): Initialize new data-ref fields.
6064 (strip_conversion): Moved from tree-vect-analyze.c.
6065 (analyze_offset_expr, get_ptr_offset, address_analysis,
6066 object_analysis): Likewise.
6067 (analyze_offset): New function.
6068 (create_data_ref): Likewise.
6069 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6070 dimensions for ARRAY_REFs only.
6071 (build_classic_dist_vector): Make static.
6072 (access_functions_are_affine_or_constant_p): Call macro to get the
6073 address of access functions.
6074 (compute_all_dependences): Add new parameter
6075 compute_self_and_read_read_dependences. Compute self and read-read
6076 dependences if it is true.
6077 (find_data_references_in_loop): Call create_data_ref. Initialize new
6079 (compute_data_dependences_for_loop): Add new parameter
6080 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6081 compute nb_loops. Call compute_all_dependences,
6082 build_classic_dist_vector and build_classic_dir_vector with correct
6084 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6085 with correct parameters. Compare dimensions for ARRAY_REFs only.
6086 (free_data_refs): Call macro to free access functions.
6087 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6088 fields from stmt_vinfo.
6089 (struct base_object_info): New structure.
6090 (struct data_reference): Move fields to base_object_info. Add fields
6091 first_location and object_info for above structures. Move fields from
6092 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6093 aligned_to. Add macros to access the new fields.
6094 Update functions declarations.
6095 * tree-flow.h (is_aliased_with): Declare.
6096 * tree-loop-linear.c (linear_transform_loops): Call
6097 compute_data_dependences_for_loop with correct parameters.
6098 * tree-ssa-alias.c (is_aliased_with): New function.
6099 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6100 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6101 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6102 vect_base_addr_differ_p, compute_subscript_distance and
6103 build_classic_dist_vector. Add printings. Check absolute value of
6105 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6107 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6108 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6109 to bytes. Add printing.
6110 (vect_compute_data_refs_alignment): Go through loads and stores in one
6112 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6113 vect_analyze_data_ref_access): Likewise.
6114 (vect_analyze_pointer_ref_access): Remove.
6115 (vect_address_analysis, vect_object_analysis): Likewise.
6116 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6117 and analyze data-refs in the loop.
6118 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6119 fields of data-ref instead of stmt. Add init to the offset from the
6121 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6122 (vect_update_init_of_dr): Likewise.
6123 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6124 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6126 (new_loop_vec_info): Initialize new fields.
6127 (destroy_loop_vec_info): Free new fields.
6128 (vect_strip_conversion): Remove.
6129 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6130 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6131 datarefs. Add new field ddrs.
6132 Add macros for the new fields access.
6133 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6134 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6135 Remove their macros.
6136 * tree.h (highest_pow2_factor): Declare.
6138 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6140 * calls.c (store_one_arg): Check for sibling call MEM arguments
6141 from already clobbered incoming argument area.
6143 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6145 * c-common.c (check_missing_format_attribute): New.
6146 * c-common.h (check_missing_format_attribute): Likewise.
6147 * c-typeck.c (convert_for_assignment): Use it.
6149 2005-07-24 Andreas Schwab <schwab@suse.de>
6151 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6152 register use a word move. Correct operand of ext.w in 68000 code.
6154 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6156 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6157 variables as declarations, rather than definitions.
6159 2005-07-24 Ira Rosen <irar@il.ibm.com>
6161 PR tree-optimization/22526
6162 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6165 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6167 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6168 that C99 reserve for future use. Use it to define clog10,
6169 clog10f and clog10l.
6171 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6173 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6174 * configure.ac: Check for -Wmissing-format-attribute.
6176 * configure: Regenerate.
6178 2005-07-23 Richard Henderson <rth@redhat.com>
6180 PR tree-optimization/22623
6181 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6183 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6186 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6188 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6190 * Makefile.in (C_TREE_H): Update dependencies.
6191 * c-tree.h: Include toplev.h.
6192 * diagnostic.h (diagnostic_set_info): Add format attribute.
6193 * rtl-error.c (diagnostic_for_asm): Likewise.
6195 2005-07-23 Chao-ying Fu <fu@mips.com>
6197 * config/mips/mips-dsp.md: New file.
6198 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6199 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6201 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6202 MIPS_BUILTIN_BPOSGE32.
6203 (mips_expand_builtin_direct): Add one parameter to indicate that
6204 builtin functions need to return a value.
6205 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6207 (mips_regno_to_class): Add classes for 12 new DSP registers.
6208 (mips_subword): Change to check four HI registers.
6209 (mips_output_move): Output move to and from 6 new DSP accumulators.
6210 (override_options): Make sure -mdsp and -mips16 are not used together.
6211 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6213 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6215 (print_operand): Add 'q' for printing DSP accumulators.
6216 (mips_cannot_change_mode_class): Check ACC_REGS.
6217 (mips_secondary_reload_class): Check ACC_REGS.
6218 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6219 (mips_register_move_cost): Check ACC_REGS.
6220 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6221 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6222 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6223 (dsp_bdesc): New array.
6224 (bdesc_arrays): Add DSP builtin function table.
6225 (mips_prepare_builtin_arg): Check predicate again after
6227 (mips_expand_builtin): Add one more parameter to
6228 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6229 MIPS_BUILTIN_BPOSGE32.
6230 (mips_init_builtins): Initialize new function types.
6231 (mips_expand_builtin_direct): Check if builtin functions need to
6232 return a value and pass operands properly.
6233 (mips_expand_builtin_bposge): New function.
6234 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6235 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6236 (FIRST_PSEUDO_REGISTER): Increase to 188.
6237 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6238 Update for 12 new DSP registers.
6239 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6240 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6241 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6242 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6243 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6244 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6245 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6246 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6247 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6248 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6249 (REGISTER_NAMES): Add names for 12 new DSP registers.
6250 * config/mips/mips.md: Include mips-dsp.md.
6251 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6252 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6253 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6254 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6255 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6256 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6257 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6258 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6259 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6260 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6261 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6262 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6263 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6264 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6265 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6266 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6267 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6268 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6269 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6270 (UNSPEC_RDDSP): New constants.
6271 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6272 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6274 * config/mips/mips.opt (-mdsp): New option.
6275 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6276 (reg_imm10_operand): New predicates.
6277 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6278 * doc/invoke.texi (-mdsp): Document new option.
6280 2005-07-22 DJ Delorie <dj@redhat.com>
6282 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6284 * tree-inline.c (inlinable_function_p): Likewise.
6286 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6289 * toplev.c (check_global_declarations): Do not mark undefined
6290 variables as DECL_IGNORED_P.
6291 * varasm.c (first_global_object_name): GTY it.
6292 (weak_global_object_name): Likewise.
6293 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6294 a string to go into {weak,first}_global_object_name.
6296 2005-07-22 DJ Delorie <dj@redhat.com>
6298 * c-format.c (check_function_format): Change warning control
6299 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6301 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6303 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6304 &PTR->FLD a dereference of PTR.
6305 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6306 a potential dereference of PTR.
6308 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6310 PR rtl-optimization/20370
6311 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6312 call allocate_reg_info if necessary.
6314 PR rtl-optimization/21848
6315 * calls.c (emit_library_call_value_1): For const functions, add
6316 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6318 PR rtl-optimization/22445
6319 * cselib.c (target.h): Include.
6320 (rtx_equal_for_cselib_p): Allow commutative matches.
6321 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6322 Remove MODE parameter. Changed all callers.
6324 PR rtl-optimization/22258
6325 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6327 (try_combine): Use likely_spilled_retval_p.
6329 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6331 * config.gcc: Add crx-elf support.
6333 * doc/contrib.texi: Mention crx.
6334 * doc/extend.texi: Document crx extensions.
6335 * doc/install.texi: Document crx install.
6336 * doc/invoke.texi: Document crx options.
6337 * doc/md.texi: Document crx constraints.
6339 * config/crx/crx-protos.h: New file.
6340 * config/crx/crx.c: New file.
6341 * config/crx/crx.h: New file.
6342 * config/crx/crx.md: New file.
6343 * config/crx/crx.opt: New file.
6344 * config/crx/t-crx: New file.
6346 2005-07-22 Manfred Hollstein <mh@suse.com>
6348 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6350 (int_add_graph_edge): Likewise.
6351 (collapse_nodes): Likewise.
6352 (process_unification_queue): Likewise.
6354 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6355 Laurent GUERBY <laurent@guerby.net>
6357 PR tree-optimization/22336
6358 * function.c (record_block_change): Check for
6359 cfun->ib_boundaries_block.
6361 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6363 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6364 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6366 2005-07-21 DJ Delorie <dj@redhat.com>
6368 * toplev.c (warn_deprecated_use): Add warning control to warning
6370 * c-typeck.c (parser_build_binary_op): Likewise.
6371 (c_finish_if_stmt): Likewise.
6372 * c-common.c (check_function_sentinel): Likewise.
6373 (check_nonnull_arg): Likewise.
6375 2005-07-21 Richard Henderson <rth@redhat.com>
6378 * tree-complex.c (complex_ssa_name_components): New.
6379 (cvc_lookup): Allow entry not found.
6380 (create_components): Remove.
6381 (create_one_component_var, get_component_var): New.
6382 (get_component_ssa_name, set_component_ssa_name): New.
6383 (extract_component): Use get_component_ssa_name.
6384 (update_complex_components): Use set_component_ssa_name.
6385 (update_complex_components_on_edge): Likewise.
6386 (update_phi_components): Create new PHI nodes directly, instead
6387 of adding insns to edges.
6388 (tree_lower_complex): Allocate and free complex_variable_components
6389 and complex_ssa_name_components here.
6391 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6393 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6394 revert to returning false.
6396 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6399 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6401 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6404 * config/i386/i386.md (cmpxf): Change operand constraints
6405 to "nonmemory_operand".
6407 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6409 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6411 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6414 * fold-const.c (fold_build1): Add checksum for the operands.
6415 (fold_build2): Likewise.
6416 (fold_build3): Likewise.
6418 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6421 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6423 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6425 * common.opt (-fforward-propagate): Committed by mistake,
6428 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6430 * reg-stack.c: Fix comment typo(s).
6431 * tree-ssa-operands.c: Likewise.
6432 * tree-vectorizer: Likewise.
6434 2005-07-21 Nick Clifton <nickc@redhat.com>
6436 * config/sh/symbian.c: Replace C++ style line comments with C
6437 style line comments.
6438 (symbian_add_attribute): Do not use a ? operator on the LHS of
6440 (sh_symbian_handle_dll_attribute): Change the type of the
6441 method vector to "VEC(tree,gc)*" and use vector accessor
6442 macros to walk over the elements.
6443 (symbian_export_vtable_and_rtti_p): Likewise.
6444 (symbian_class_needs_attribute_p): Likewise.
6446 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6449 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6450 initialize targetm.resolve_overloaded_builtin here.
6451 (altivec_expand_overloaded_builtin): Make it non-static.
6452 * config/rs6000/rs6000-protos.h
6453 (altivec_expand_overloaded_builtin): New prototype.
6454 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6455 targetm.resolve_overloaded_builtin here.
6456 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6458 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6459 Zdenek Dvorak <dvorakz@suse.cz>
6461 PR tree-optimization/19210
6462 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6464 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6465 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6466 rely on unproven assumptions.
6467 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6468 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6469 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6470 to number_of_iterations_exit.
6471 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6472 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6473 * tree-ssa-loop-niter.c (find_loop_niter,
6474 estimate_numbers_of_iterations_loop): Likewise.
6475 (number_of_iterations_exit): Honor the new options.
6476 * doc/invoke.texi (Wunsafe-loop-optimizations,
6477 funsafe-loop-optimizations): Document them.
6479 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6481 PR rtl-optimization/22167
6482 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6484 2005-07-20 Adam Nemet <anemet@lnxw.com>
6486 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6487 __do_global_dtors_aux longcall.
6489 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6491 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6492 (old_special_pred_table): Don't reference
6493 SPECIAL_MODE_PREDICATES.
6494 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6495 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6496 * config/sh/predicates.h: Don't mention
6497 SPECIAL_MODE_PREDICATES.
6498 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6501 2005-07-20 DJ Delorie <dj@redhat.com>
6503 * config.gcc: Add m32c-elf support.
6505 * doc/contrib.texi: Mention m32c.
6506 * doc/extend.texi: Document m32c extensions.
6507 * doc/install.texi: Mention m32c.
6508 * doc/invoke.texi: Document m32c options.
6509 * doc/md.texi: Document m32c constraints.
6511 * config/m32c/addsub.md: New file.
6512 * config/m32c/bitops.md: New file.
6513 * config/m32c/cond.md: New file.
6514 * config/m32c/jump.md: New file.
6515 * config/m32c/m32c-lib1.S: New file.
6516 * config/m32c/m32c-lib2.c: New file.
6517 * config/m32c/m32c-modes.def: New file.
6518 * config/m32c/m32c-pragma.c: New file.
6519 * config/m32c/m32c-protos.h: New file.
6520 * config/m32c/m32c.abi: New file.
6521 * config/m32c/m32c.c: New file.
6522 * config/m32c/m32c.h: New file.
6523 * config/m32c/m32c.md: New file.
6524 * config/m32c/m32c.opt: New file.
6525 * config/m32c/minmax.md: New file.
6526 * config/m32c/mov.md: New file.
6527 * config/m32c/muldiv.md: New file.
6528 * config/m32c/predicates.md: New file.
6529 * config/m32c/prologue.md: New file.
6530 * config/m32c/shift.md: New file.
6531 * config/m32c/t-m32c: New file.
6533 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6535 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6536 (stack_protect_set, stack_protect_test): New expanders.
6537 (stack_protect_set_si, stack_protect_set_si_media,
6538 stack_protect_set_di_media, stack_protect_test_si,
6539 stack_protect_test_si_media, stack_protect_test_di_media):
6542 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6544 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6546 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6548 * tree.h (tree_expr_nonzero_p): Export.
6549 * fold-const.c (tree_expr_nonzero_p): Likewise.
6550 Return true for CALL_EXPRs that are alloca calls.
6551 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6553 * tree-flow.h (expr_computes_nonzero): Remove.
6554 * tree-vrp.c (expr_computes_nonzero): Remove.
6555 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6556 (extract_range_from_unary_expr): Likewise.
6557 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6558 tree_expr_nonzero_p.
6560 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6562 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6563 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6564 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6565 All callers changed.
6566 (frame_related_constant_load): New arg "related" which controls
6567 setting of RTX_FRAME_RELATED_P. All callers changed.
6568 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6569 (bfin_expand_prologue): Add stack limit checking.
6570 * config/bfin/bfin.md (trapifcc): New pattern.
6572 * config/bfin/bfin.c: Include "langhooks.h".
6573 (def_builtin): Go through lang_hooks to call builtin_function.
6575 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6576 * config/bfin/predicates.md (symbol_ref_operand): New.
6577 (call_insn_operand): Delete. All callers changed to use
6578 register_no_elim_operand.
6579 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6581 (function_arg): Use it to generate the call's operand 2.
6582 (bfin_longcall_p): New function.
6583 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6584 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6585 determine if the address needs to be in a REG.
6586 (bfin_handle_longcall_attribute): New function.
6587 (bfin_attribute_table): Add "longcall" and "shortcall".
6588 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6589 (CUMULATIVE_ARGS): New member call_cookie.
6590 (PREDICATE_CODES): Add symbol_ref_operand.
6591 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6592 extra USE to the pattern.
6593 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6594 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6595 sibcall_value_insn; now the new patterns handle direct calls and the
6596 old ones indirect calls.
6597 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6599 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6601 * doc/trouble.texi: Update section on handling of empty loops.
6603 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6605 * config.gcc: Remove support for sparc-*-openbsd*,
6606 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6608 * config.host: Remove support for i860-*-sysv4* as a host.
6609 * config/i860/*, config/ip2k/*, config/ns32k/*,
6610 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6611 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6612 mention obsolete ports.
6614 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6616 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6618 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6619 of frame_pointer_rtx.
6620 (sh_expand_epilogue): Likewise.
6621 (sh_set_return_address): Likewise.
6622 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6623 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6624 offsets from FRAME_POINTER_REGNUM.
6625 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6626 (sh_register_names): Add initializer for sfp.
6627 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6628 (VALID_REGISTER_P): Likewise.
6629 (FIRST_PSEUDO_REGISTER): Update.
6630 (DWARF_FRAME_REGISTERS): Define.
6631 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6632 (HARD_FRAME_POINTER_REGNUM): Define.
6633 (FRAME_POINTER_REGNUM): Redefine.
6634 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6635 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6636 from FRAME_POINTER_REGNUM.
6637 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6638 FRAME_POINTER_REGNUM.
6639 (REG_CLASS_CONTENTS): Add sfp.
6640 (REG_ALLOC_ORDER): Likewise.
6641 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6642 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6643 of frame_pointer_rtx.
6644 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6646 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6648 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6649 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6650 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6652 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6655 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6657 Make CONSTRUCTOR use VEC to store initializers.
6658 * c-common.c (complete_array_type): Update to cope with VEC in
6660 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6661 (pp_c_constructor_elts): New function.
6662 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6663 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6664 struct constructor_stack, struct initializer_stack,
6665 constructor_elements, push_init_level, pop_init_level,
6666 add_pending_init, find_init_member, output_init_element): Update to
6667 cope with VEC in CONSTRUCTOR_ELTS.
6668 * coverage.c (build_fn_info_value, build_ctr_info_value,
6669 build_gcov_info): Likewise.
6670 * expr.c (categorize_ctor_elements_1, store_constructor,
6671 expand_expr_real_1): Likewise.
6672 * fold-const.c (fold_ternary): Likewise.
6673 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6674 gimplify_init_constructor, gimplify_expr): Likewise.
6675 * tree-dump.c (dequeue_and_dump): Likewise.
6676 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6678 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6680 * tree-sra.c (generate_element_init_1): Likewise.
6681 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6682 * tree-ssa-operands.c (get_expr_operands): Likewise.
6683 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6684 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6685 (get_initial_def_for_reduction): Likewise.
6686 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6687 value handle in annotations.
6688 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6689 tree_node_structure): Add support for constr_kind.
6690 (build_vector_from_ctor, build_constructor_single,
6691 build_constructor_from_list): New functions.
6692 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6693 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6694 Update to cope with VEC in CONSTRUCTOR_ELTS.
6695 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6696 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6697 CONSTRUCTOR_APPEND_ELT): New macros.
6698 (struct constructor_elt, struct tree_constructor): New data types.
6699 (union tree_node): Add tree_constructor field.
6700 * treestruct.def: Define TS_CONSTRUCTOR.
6701 * varasm.c (const_hash_1, compare_constant, copy_constant,
6702 compute_reloc_for_constant, output_addressed_constants,
6703 initializer_constant_valid_p, output_constant,
6704 array_size_for_constructor, output_constructor): Update to cope with
6705 VEC in CONSTRUCTOR_ELTS.
6706 * vec.h (VEC_empty, VEC_copy): New macros.
6708 2005-07-19 Devang Patel <dpatel@apple.com>
6710 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6712 2005-07-19 Richard Henderson <rth@redhat.com>
6715 * gimplify.c (gimplify_expr): Use main variant type for the temp
6716 destination for a discarded volatile read.
6717 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6718 casts between non-void types that change volatility.
6720 2005-07-15 DJ Delorie <dj@redhat.com>
6722 * toplev.h: Add comment about the first parameter for warning().
6723 * errors.h: Likewise.
6725 * c.opt (Wpragmas): New.
6726 * doc/invoke.texi: Document it.
6728 * function.c (do_warn_unused_parameter): Add warning control to
6730 * c-decl.c (warn_if_shadowing): Likewise.
6731 * c-lex.c (cb_def_pragma): Likewise.
6732 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6733 (pop_alignment): Likewise.
6734 (handle_pragma_pack): Likewise.
6735 (apply_pragma_weak): Likewise.
6736 (handle_pragma_weak): Likewise.
6737 (handle_pragma_redefine_extname): Likewise.
6738 (add_to_renaming_pragma_list): Likewise.
6739 (handle_pragma_extern_prefix): Likewise.
6740 (maybe_apply_renaming_pragma): Likewise.
6741 (handle_pragma_visibility): Likewise.
6743 * config/c4x/c4x-c.c (BAD): Likewise.
6744 (c4x_parse_pragma): Likewise.
6745 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6746 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6747 (rs6000_pragma_longcall): Likewise.
6748 * config/v850/v850-c.c (pop_data_area): Likewise.
6749 (ghs_pragma_section): Likewise.
6750 (ghs_pragma_section): Likewise.
6751 (ghs_pragma_interrupt): Likewise.
6752 (ghs_pragma_starttda): Likewise.
6753 (ghs_pragma_startsda): Likewise.
6754 (ghs_pragma_startzda): Likewise.
6755 (ghs_pragma_endtda): Likewise.
6756 (ghs_pragma_endsda): Likewise.
6757 (ghs_pragma_endzda): Likewise.
6759 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6760 Kenneth Zadeck <zadeck@naturalbridge.com>
6762 * Makefile.in: Removed tree-promote-statics.c
6763 * tree-promote-statics.c: Removed.
6764 * common.opt: Removed flag-promote-statics.
6766 * passes.c: Removed tree-promote-statics pass.
6767 * tree-pass.h: Ditto.
6768 * timevar.def: Removed TV_PROMOTE_STATICS.
6771 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6773 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6775 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6777 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6780 * c-common.c (check_function_arguments): Call
6781 'check_function_format' if either -Wformat or
6782 -Wmissing-format-attribute are specified.
6783 * c-format.c (check_function_format): Check -Wformat before
6784 calling 'check_format_info'.
6785 * c-opts.c (c_common_post_options): Don't warn for
6786 -Wmissing-format-attribute without -Wformat.
6787 * c-typeck.c (convert_for_assignment): Detect additional cases for
6788 -Wmissing-format-attribute.
6789 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6792 2005-07-19 Richard Guenther <rguenther@suse.de>
6794 * config/i386/i386.md (lrint<mode>2): Use temporary
6795 instead of clobbering non-existent memory.
6797 2005-07-19 Nick Clifton <nickc@redhat.com>
6799 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6800 statement to avoid displaying ASCII control characters.
6802 2005-07-19 Ben Elliston <bje@au.ibm.com>
6804 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6805 * cfganal.c (find_edge_index): Ditto.
6806 * combine.c (combine_instructions): Ditto.
6807 * ddg.c (create_scc): Ditto.
6808 (find_successors): Ditto.
6809 (find_predecessors): Ditto.
6810 (find_nodes_on_paths): Ditto.
6811 (longest_simple_path): Ditto.
6812 * flow.c (update_life_info): Ditto.
6813 (count_or_remove_death_notes): Ditto.
6814 (clear_log_links): Ditto.
6815 * modulo-sched.c (generate_reg_moves): Ditto.
6816 (find_max_asap): Ditto.
6817 (find_max_hv_min_mob): Ditto.
6818 (find_max_dv_min_mob): Ditto.
6819 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6820 * sched-rgn.c (extract_edgelst): Ditto.
6821 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6822 (dump_update_ssa): Ditto.
6823 (ssa_names_to_replace) Ditto.
6824 (switch_virtuals_to_full_rewrite): Ditto.
6825 (update_ssa): Ditto.
6826 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6828 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6830 Fix PR tree-optimization/22483
6832 * tree-complex.c (create_components): Use
6833 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6834 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6835 * tree-flow.h (safe_referenced_var_iterator): New structure.
6836 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6837 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6838 safe_referenced_var iterator.
6839 (add_type_alias): Ditto.
6841 2005-07-19 Steven Bosscher <stevenb@suse.de>
6843 * loop-init.c (rest_of_handle_loop2): Remove.
6844 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6845 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6846 (pass_rtl_loop_init, pass_rtl_loop_done,
6847 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6848 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6849 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6850 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6851 pass_tree_loop_done, and pass_tree_unswitch.
6852 (gate_loop): Rename to gate_tree_loop.
6853 * passes.c (init_optimization_passes): Update for renamed tree
6854 loop passes. Add the new loop2 passes as subpasses of loop2.
6855 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6856 Update for the renamed tree loop passes.
6858 2005-07-18 Ian Lance Taylor <ian@airs.com>
6861 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6862 blocks when optimizing.
6864 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6866 * common.opt (frename-registers): Initialize to 2.
6868 (fgcse-after-reload): Ditto.
6869 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6870 (process_options): Only change flag_web, flag_rename_registers,
6871 and flag_rerun_cse_after_loop if not explicitly set by user.
6873 2005-07-18 Jan Beulich <jbeulich@novell.com>
6875 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6876 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6877 in 64-bit mode the same as DImode in 32-bit mode.
6878 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6879 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6880 mode. Add new mode parameter.
6881 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6882 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6883 x86_64_shift_adj): New expanders.
6884 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6885 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6887 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6888 DImode shift splitters.
6889 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6890 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6893 2005-07-18 Jan Beulich <jbeulich@novell.com>
6895 * i386.md (movdi_extzv_1): New.
6896 (zero_extendhidi2): Combine alternatives and never force use of
6898 (zero_extendqidi2): Likewise. Don't restrict input selection.
6900 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6902 Fix PR tree-optimization/22531
6903 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6906 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6908 * tree-promote-statics.c (pass_promote_statics): Change dump file
6911 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6913 * tree-optimize.c (init_tree_optimization_passes): Add
6914 pass_eliminate_useless_stores pass.
6915 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6916 * tree-ssa-pre.c (is_copy_stmt): New function.
6917 (follow_copies_till_vuse): Ditto.
6918 (do_eustores): Ditto.
6919 (gate_eustores): Ditto.
6921 2005-07-16 Richard Henderson <rth@redhat.com>
6923 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6925 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6926 Kenneth Zadeck <zadeck@naturalbridge.com>
6928 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6929 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6930 ipa-type-escape.h, tree-promote-statics.c
6931 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6932 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6933 tree-promote-statics.c: new files.
6934 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6935 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6936 int nonlocal_set_p, mark_constant_function): Deleted.
6937 (rest_of_handle_cfg): Removed call to mark_constant_function.
6938 (nonoverlapping_component_refs_p): Added calls to support
6939 type based aliasing.
6940 * tree-ssa-alias.c (may_alias_p,
6941 compute_flow_insensitive_aliasing): Ditto.
6942 * calls.c (flags_from_decl_or_type): Removed reference to
6944 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6945 too many arguments. This is necessary for Spec 2000.
6946 * cgraph.h (const_function, pure_function): Removed.
6947 * common.opt: Added "fipa-pure-const", "fipa-reference",
6948 "fipa-type-escape", and "ftree-promote-static".
6950 * passes.c: Added ipa and tree-promote-statics passes.
6951 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6952 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6953 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6954 * tree-flow.h: Added exposed sra calls and addition of
6955 reference_vars_info field for FUNCTION_DECLS.
6956 * tree-pass.h: Added passes.
6957 * tree-sra.c: (sra_init_cache): New function.
6958 (sra_insert_before, sra_insert_after) Made public.
6959 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6961 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6962 aliasing. (may_alias_p): Added code to use type escape analysis to
6964 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6965 code to prune clobbers of static variables based on information
6966 produced in ipa-reference pass. Changed call clobbering so that
6967 statics are not marked as clobbered if the call does not clobber
6970 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6972 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6975 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6977 * doc/install.texi (*-*-solaris2*): Document recommended version
6978 of GNU binutils and mention GNU linker problem on Solaris 10.
6980 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6983 * c-decl.c (c_build_bitfield_integer_type): New function.
6984 (finish_struct): Call it.
6985 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6987 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6989 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6992 2005-07-16 Jan Hubicka <jh@suse.cz>
6994 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6995 (scale_bbs_frequencies_int): Watch roundoff errors.
6996 * predict.c (return_prediction): Initialize return_stmt.
6998 2005-07-16 Jan Hubicka <jh@suse.cz>
7000 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7001 after RTL profiling.
7003 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7006 * fold-const.c (build_range_check): Convert high/low to etype
7007 if we are only comparing against exp.
7009 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7011 Fix PR tree-optimization/22376
7012 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7014 (need_to_solve): New function.
7015 (compute_points_to_sets): Use it.
7017 2005-07-15 Jan Hubicka <jh@suse.cz>
7019 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7020 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7022 2005-07-15 Richard Guenther <rguenther@suse.de>
7024 * c-common.c (handle_flatten_attribute): New function.
7025 Add flatten function attribute.
7026 * doc/extend.texi: Document flatten function attribute.
7027 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7028 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7030 (cgraph_decide_inlining): Handle functions with flatten
7033 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7035 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7036 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7037 UNSPEC_XCHG, UNSPEC_AND): New.
7038 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7039 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7040 * config/rs6000/sync.md (FETCHOP): New code macro.
7041 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7043 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7044 (sync_compare_and_swap<mode>): Same.
7045 (sync_lock_test_and_set<mode>): Same.
7046 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7047 for QImode and HImode, and not PPC405.
7048 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7049 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7050 (sync_<fetchop>{si,di}_internal): New.
7051 (sync_nand{si,di}_internal): New.
7052 (sync_old_<fetchop>{si,di}_internal): New.
7053 (sync_old_nand{si,di}_internal): New
7054 (sync_new_<fetchop>{si,di}_internal): New.
7055 (sync_new_nand{si,di}_internal): New.
7056 (atomic_and{si,di}): New.
7057 (sync_new_nand{si,di}_internal): New.
7058 (atomic_and{si,di}): New.
7059 (sync_add<mode>_internal): Delete.
7060 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7061 (sync_sub<mode>_internal): Delte.
7062 (sync_subshort_internal): New.
7063 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7064 (sync_anddi_internal): Delete.
7065 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7066 (sync_booldi_internal): Delete.
7067 (sync_boolc<mode>_internal): Delete.
7068 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7069 (sync_boolc<mode>_internal2): Delete.
7070 (sync_boolcc<mode>_internal): Delete.
7071 (isync, lwsync): Use unspec instead of unspec_volatile.
7072 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7073 Revert UNSPEC_VOLATILE.
7074 (rs6000_split_atomic_op): New.
7075 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7077 2005-07-14 Eric Christopher <echristo@redhat.com>
7079 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7080 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7082 2005-07-14 Eric Christopher <echristo@redhat.com>
7084 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7086 2005-07-14 Steven Bosscher <stevenb@suse.de>
7088 PR tree-optimization/22230
7089 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7090 the computation of the four cross productions for "range op range".
7092 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7093 Ulrich Weigand <uweigand@de.ibm.com>
7096 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7099 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7101 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7103 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7105 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7107 2005-07-14 Richard Guenther <rguenther@suse.de>
7110 * config/i386/i386-protos.h (ix86_function_value): Change
7111 prototype to match new target hook.
7112 * config/i386/i386.c (ix86_value_regno): Change prototype
7113 to take extra type argument.
7114 (TARGET_FUNCTION_VALUE): Define.
7115 (ix86_function_ok_for_sibcall): Pass extra argument to
7116 ix86_value_regno, check return slot rtx for exact match.
7117 (ix86_function_value): Take extra parameter. Dispatch to
7118 ix86_value_regno with fndecl/fntype as provided.
7119 (ix86_value_regno): Handle extra type argument.
7120 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7122 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7123 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7124 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7125 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7126 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7128 2005-07-14 Richard Guenther <rguenther@suse.de>
7130 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7131 * calls.c (expand_call): Pass fntype to hard_function_value.
7132 (emit_library_call_value_1): Likewise.
7133 * explow.c: Include target.h.
7134 (hard_function_value): Take extra argument, the fntype.
7135 Use new target hook for function_value.
7136 * expr.h (hard_function_value): Change prototype.
7137 * function.c (aggregate_value_p): Pass 0 as fntype to
7138 hard_function_value.
7139 (assign_parms): Use new target hook for function_value.
7140 Pass 0 as fntype to hard_function_value.
7141 (expand_function_end): Likewise.
7142 * reg-stack.c: Include target.h.
7143 (stack_result): Use new target hook for function_value.
7144 * target-def.h: New target hook function_value.
7145 * target.h: Likewise.
7146 * targhooks.c (default_function_value): New function.
7147 * targhooks.h (default_function_value): Declare.
7149 2005-07-13 Ian Lance Taylor <ian@airs.com>
7151 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7153 2005-07-14 Jan Hubicka <jh@suse.cz>
7155 * tree-dfa.c (dump_variable): Use default_def function.
7156 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7157 * tree-ssa.c (verify_use): Likewise.
7158 * tree-ssanames.c (release_ssa_name): Likewise.
7159 * tree-tailcall.c (eliminate_tail_call): Likewise.
7160 (tree_optimize_tail_calls_1): Likewise.
7161 * tree-vrp.c (get_value_range): Likewise.
7163 2005-07-14 Ben Elliston <bje@au.ibm.com>
7165 * gcc.c (main): Compare language[0] with '*' when iterating over
7168 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7170 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7171 "s390_emit_compare". Add handling of CCZ1mode.
7172 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7173 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7175 (s390_branch_condition_mask): Add CCZ1mode handling.
7176 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7177 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7178 Use CCZ1mode instead of CCZmode.
7179 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7181 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7183 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7185 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7187 2005-07-13 Eric Christopher <echristo@redhat.com>
7189 * config/mips/mips.c (mips_canonicalize_comparison): New.
7190 (mips_emit_int_relational): Use.
7192 2005-07-13 Eric Christopher <echristo@redhat.com>
7194 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7196 * config/s390/s390.md: Include tpf.md. Move tpf specific
7198 * config/s390/tpf.md: To here.
7199 * config/s390/s390.opt: Move tpf specific options...
7200 * config/s390/tpf.opt: to here. Add mmain option.
7201 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7202 * config/s390/tpf.h: Rewrite.
7204 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7206 * doc/tm.texi: Remove @xref{Cross-profiling}.
7208 2005-07-13 Jeff Law <law@redhat.com>
7210 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7211 expressions, test their _DECL operands for pointer equality rather
7212 than using operand_equal_p.
7214 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7217 (TARGET_POSIX_IO): This.
7218 * config/darwin.h: Likewise.
7219 * config/freebsd.h: Likewise.
7220 * config/linux.h: Likewise.
7221 * config/lynx.h: Likewise.
7222 * config/netbsd.h: Likewise.
7223 * config/rs6000/linux64.h: Likewise.
7224 * config/rs6000/linux.h: Likewise.
7225 * config/s390/tpf.h: Likewise.
7226 * config/sh/embed-elf.h: Likewise.
7227 * config/sparc/linux64.h: Likewise.
7228 * config/sparc/linux.h: Likewise.
7229 * config/svr4.h: Likewise.
7230 * gcov-io.h: Likewise.
7232 * doc/tm.texi: Updated.
7234 * libgcov.c (create_file_directory): Defined only if
7235 TARGET_POSIX_IO is defined.
7236 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7239 2005-07-13 Jan Hubicka <jh@suse.cz>
7241 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7243 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7245 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7246 structure as argument.
7248 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7250 PR tree-optimization/21921
7251 * tree-iterator.c (tsi_link_before): Support the case when
7252 tsi_end_p (tsi) == true.
7254 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7256 PR tree-optimization/22442
7257 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7260 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7262 PR rtl-optimization/20376
7263 * toplev.c (process_options): Enable -fweb and -frename-registers when
7265 * doc/invoke.texi: Update the information about when -fweb and
7266 -frename-registers are enabled.
7268 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7271 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7272 if *rhs_p is not a SSA_NAME.
7274 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7276 Fix PR tree-optimization/22422
7277 * tree-ssa-structalias.c (struct variable_info): Add flag for
7279 (get_varinfo): Now a static function.
7280 (new_varinfo): init has_union and is_special_var to false.
7281 (solution_set_add): Check has_union.
7282 (do_da_constraint): Move temporary variable so it gets reset
7284 Also check for special variable.
7285 (do_ds_constraint): Ditto.
7286 (do_sd_constraint): Ditto.
7287 (do_structure_copy): Check for special variable.
7288 (find_func_aliases): Ditto.
7289 (init_base_vars): Set special vars properly.
7291 2005-07-13 Jan Hubicka <jh@suse.cz>
7293 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7296 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7297 (get_expr_operands): Fix thinko wrt flags and subvars.
7299 PR tree-optimize/22379
7300 * tree-inline.c (expand_call_inline): Do not output sorry in early
7303 2005-07-12 Dale Johannesen <dalej@apple.com>
7305 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7307 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7310 * host-linux.h: Include limits.h.
7312 2005-07-12 Dale Johannesen <dalej@apple.com>
7314 * expr.c (compress_float_constant): Add cost check.
7315 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7317 2005-07-12 Dale Johannesen <dalej@apple.com>
7319 * gcc.target/i386/compress-float-sse.c: New.
7320 * gcc.target/i386/compress-float-sse-pic.c: New.
7321 * gcc.target/i386/compress-float-387.c: New.
7322 * gcc.target/i386/compress-float-387-pic.c: New.
7323 * gcc.dg/compress-float-ppc.c: New.
7324 * gcc.dg/compress-float-ppc-pic.c: New.
7326 2005-07-12 Eric Christopher <echristo@redhat.com>
7328 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7330 * config/s390/s390.md: Include tpf.md. Move tpf specific
7332 * config/s390/tpf.md: To here.
7333 * config/s390/s390.opt: Move tpf specific options...
7334 * config/s390/tpf.opt: to here. Add mmain option.
7335 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7336 * config/s390/tpf.h: Rewrite.
7338 2005-07-12 Eric Christopher <echristo@redhat.com>
7340 * gcc.c (struct infile): Update comment for language.
7341 (main): Rewrite input file resetting code.
7343 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7346 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7347 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7348 (lookup_avail_expr): Use constant_boolean_node instead
7349 of boolean_false_node/boolean_true_node.
7351 2005-07-12 Ben Elliston <bje@au.ibm.com>
7353 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7354 and use it when printing num_edges.
7356 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7358 * doc/extend.texi (Blackfin Built-in Functions): New section.
7359 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7362 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7364 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7365 s/cmpstrsi/cmpstrnsi
7366 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7368 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7369 (init_optabs): Initialize cmpstrn_optab.
7370 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7371 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7372 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7373 * config/i386/i386.md: s/cmpstr/cmpstrn
7374 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7375 * doc/md.texi: Update documentation.
7377 2005-07-11 Richard Henderson <rth@redhat.com>
7379 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7380 build_va_arg_indirect_ref.
7381 (alpha_gimplify_va_arg): Likewise.
7382 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7383 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7384 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7385 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7386 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7387 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7389 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7391 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7393 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7394 * passes.c (init_optimization_passes): Add pass_empty_loop.
7395 * tree-pass.h (pass_empty_loop): Declare.
7396 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7397 try_remove_empty_loop, remove_empty_loops): New functions.
7398 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7399 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7401 2005-07-12 Peter Barada <peter@the-baradas.com>
7405 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7406 in address registers.
7407 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7408 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7409 alternative of addsi3_5200.
7411 2005-07-11 Ian Lance Taylor <ian@airs.com>
7413 * config/mips/mips.md (ffs<mode>2): Remove.
7415 2005-07-11 Ian Lance Taylor <ian@airs.com>
7417 * doc/tree-ssa.texi (Cleanups): Improve description of
7419 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7421 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7423 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7424 * tree.h (DECL_ARGUMENT_FLD): New macro.
7426 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7428 Fix PR tree-optimization/22404
7430 * tree-ssa-structalias.c (create_variable_info_for): Use
7433 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7435 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7436 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7437 for second comparison operand.
7438 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7440 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7441 (define_insn_reservation "alu"): Likewise.
7442 (csync, ssync): Now of type sync.
7443 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7444 -mcsync-anomaly -mspecld-anomaly.
7445 * config/bfin/bfin.opt (mcsync): Remove.
7446 (mcsync-anomaly, mspecld-anomaly): Add.
7447 * config/bfin/bfin.c: Include "insn-codes.h".
7448 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7449 (TARGET_DEFAULT_TARGET_FLAGS): New.
7450 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7452 2005-07-11 Steven Bosscher <stevenb@suse.de>
7454 * basic-block.h: Give the BB flags enum a name, bb_flags.
7455 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7456 * cfgcleanup.c (enum bb_flags): Remove here.
7457 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7458 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7459 (update_forwarder_flag): Likewise.
7460 (thread_jump): Likewise.
7461 (try_forward_edges): Likewise.
7462 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7463 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7464 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7466 2005-07-11 Richard Guenther <rguenther@suse.de>
7468 * config/i386/i386.opt: New target option -msseregparm.
7469 * config/i386/i386.c (override_options): Error out for
7470 -msseregparm but no SSE support.
7471 (ix86_function_sseregparm): Check for global sseregparm.
7472 * doc/invoke.texi: Document -msseregparm.
7474 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7476 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7477 (m32rle-*-linux*): Ditto.
7479 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7481 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7482 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7485 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7489 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7490 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7492 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7494 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7495 (varmap): Heapify varmap.
7496 (constraints): Heapify constraints.
7497 (struct constraint_graph): Heapify succs and preds.
7498 (constraint_vec_find): Update for heapification.
7499 (constraint_set_union): Ditto.
7500 (insert_into_complex): Ditto.
7501 (constraint_edge_vec_find): Ditto.
7502 (erase_graph_self_edge): Ditto.
7503 (add_graph_edge): Ditto.
7504 (get_graph_weights): Ditto.
7505 (merge_graph_nodes): Ditto.
7506 (build_constraint_graph): Ditto.
7507 (topo_visit): Ditto.
7508 (solve_graph): Ditto.
7509 (create_variable_info_for): Ditto.
7510 (init_base_vars): Ditto.
7511 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7512 (condese_varmap_nodes): Free complex vector.
7513 (clear_edges_for_node): Clear succs and preds vector.
7515 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7517 * tree-ssa-structalias.c (update_alias_info): Change counting of
7518 references to not include vdefs.
7520 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7522 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7525 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7527 * pa.c (pa_commutative_p): Make PLUS commutative when
7528 TARGET_NO_SPACE_REGS is true.
7530 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7532 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7533 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7534 * tree-dfa.c (dump_subvars_for): New.
7535 (debug_subvars_for): New.
7536 (dump_variable): Show subvariables if VAR has them.
7537 * tree-flow-inline.h (get_subvar_at): New.
7538 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7539 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7541 (struct subvar): Change fields offset and size to unsigned
7543 (dump_subvars_for): Declare.
7544 (debug_subvars_for): Declare.
7545 (get_subvar_at): Declare.
7546 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7547 to unsigned HOST_WIDE_INT *.
7548 (overlap_subvar): Likewise.
7549 * tree-gimple.c (is_gimple_reg): Always return false for
7550 SFTs and memory tags.
7551 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7553 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7554 (compute_may_aliases): Call compute_points_to_sets.
7555 (collect_points_to_info_for): Remove.
7556 (compute_points_to_and_addr_escape): Remove.
7557 (delete_alias_info): Call delete_points_to_sets.
7558 (compute_flow_sensitive_aliasing): If the call to
7559 find_what_p_points_to returns false, call set_pt_anything.
7560 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7561 (set_pt_anything): Clear pi->pt_vars.
7562 (set_pt_malloc): Remove.
7563 (merge_pointed_to_info): Remove.
7564 (add_pointed_to_expr): Remove.
7565 (add_pointed_to_var): Remove.
7566 (collect_points_to_info_r): Remove.
7567 (is_escape_site): Make extern.
7569 (create_overlap_variables_for): Call it.
7570 * tree-ssa-copy.c (merge_alias_info): Never merge
7571 flow-sensitive alias information.
7572 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7573 offset and size to be unsigned HOST_WIDE_INT.
7574 (add_to_addressable_set): Rename from note_addressable.
7575 Set TREE_ADDRESSABLE as the variables are added to the set.
7577 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7578 operands into VUSEs when adding V_MAY_DEFs for members in an
7580 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7581 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7582 (struct variable_info): Add bitfield is_heap_var.
7583 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7584 (new_var_info): Initialize is_heap_var.
7585 (get_constraint_for): Add HEAP variables to the symbol table.
7586 Mark them with is_heap_var.
7587 (update_alias_info): New. Taken mostly from the old
7588 compute_points_to_and_addr_escape.
7589 (handle_ptr_arith): New.
7590 (find_func_aliases): Call update_alias_info.
7591 Call handle_ptr_info for tcc_binary expressions.
7592 Call mark_stmt_modified.
7593 (create_variable_info_for): If DECL has subvars, do not create
7594 variables for its subvars. Always add all the fields.
7595 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7596 SFTs, then add all the SFTs of the structure.
7597 If VI->DECL is an aggregate with subvariables, add the SFT at
7599 (find_what_p_points_to): If VI is an artificial variable,
7600 translate to bitfields in SSA_NAME_PTR_INFO.
7601 If the solution is empty, set pi->pt_vars to NULL
7602 (init_base_vars): Create ANYOFFSET.
7603 (compute_points_to_sets): Rename from create_alias_vars.
7605 (pass_build_pta): Remove.
7606 (delete_points_to_sets): Rename from delete_alias_vars.
7607 (pass_del_pta): Remove.
7608 * tree-ssa-structalias.h (struct alias_info): Move from
7610 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7611 NUM_REFERENCES_SET): Likewise.
7612 (compute_points_to_sets, delete_points_to_sets): Declare.
7614 2005-07-09 Richard Henderson <rth@redhat.com>
7616 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7617 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7618 alpha_split_lock_test_and_set_12): New functions.
7619 * config/alpha/alpha-protos.h: Update.
7620 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7621 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7622 * config/alpha/sync.md (I12MODE): New.
7623 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7624 (sync_<fetchop_name><I48MODE>): Likewise.
7625 (sync_nand<I48MODE>): Likewise.
7626 (sync_old_<fetchop_name><I48MODE>): Likewise.
7627 (sync_new_<fetchop_name><I48MODE>): Likewise.
7628 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7629 (sync_compare_and_swap<I48MODE>): Likewise.
7630 (sync_lock_test_and_set<I48MODE>): Likewise.
7631 (sync_compare_and_swap<I12MODE>): New.
7632 (sync_compare_and_swap<I12MODE>_1): New.
7633 (sync_lock_test_and_set<I12MODE>): New.
7634 (sync_lock_test_and_set<I12MODE>_1): New.
7636 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7640 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7642 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7644 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7645 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7647 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7650 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7652 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7654 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7655 memory_operand constraint.
7656 (store_conditional_<mode>): Same.
7657 (sync_compare_and_swap<mode>): Same.
7658 (sync_lock_test_and_set<mode>): Same.
7660 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7662 Rewrite PIC support to more closely model actual instructions.
7663 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7664 (cris_symbol): Remove prototypes for removed functions.
7665 (cris_pic_symbol_type_of, cris_valid_pic_const)
7666 (cris_expand_pic_call_address): Prototypes for new functions.
7667 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7669 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7671 <case ':'>: Add case for new punctuation character.
7672 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7673 emitting (extra) PIC modifier.
7674 <case UNSPEC>: Do not assert for PLT.
7675 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7676 (cris_expand_prologue, cris_expand_epilogue): Check
7677 for pic_offset_table_rtx usage instead of taking
7678 current_function_uses_pic_offset_table as the final word.
7679 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7680 Remove flag_pic difference.
7681 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7682 the moral equivalents of...
7683 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7685 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7686 (cris_handle_option): Mark ARG as unused.
7687 (cris_expand_pic_call_address): New worker function for "call",
7689 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7690 output PIC constructs here.
7691 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7692 as symbol-specific modifers, not whole or part of operands.
7693 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7694 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7695 constants and flag_pic.
7696 (CONSTANT_INDEX_P): Adjust for new functions.
7697 (enum cris_pic_symbol_type): New helper type.
7698 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7699 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7700 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7702 ("movsi"): Emit actual instructions for GOT and relative access.
7703 ("*movsi_got_load"): New pattern to set up the register holding
7705 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7706 Adjust FIXME for 'S'.
7707 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7708 Use "movs" for -fpic cases.
7709 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7710 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7711 ("call", "call_value"): Just call cris_expand_pic_call_address for
7713 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7714 Remove special pattern.
7715 ("*expanded_call_side", "*expanded_call_value_side"): New
7717 (gotplt-to-plt, gotplt-to-plt-side-call)
7718 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7720 * config/cris/cris/predicates.md
7721 ("cris_general_operand_or_gotless_symbol"): Remove unused
7723 ("cris_general_operand_or_symbol"): Adjust for new functions.
7725 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7727 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7729 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7731 * Makefile.in (TREE_H): Add treestruct.def.
7732 (c-decl.o): Add pointer-set.h
7733 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7734 visibility on regular DECL's.
7735 (merge_decls): Fix the copying of decl nodes of various types for
7736 the new structures. Don't update RTL, section name, weak status,
7737 etc, on DECL's without RTL.
7738 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7739 Don't check volatile on non-variable types.
7740 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7741 to check whether we have seen arguments.
7742 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7743 flag is checked before field (flag is common, field is not).
7744 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7745 TS_DECL_COMMON could have an origin.
7746 (add_location_or_const_value_attribute): Don't check section name
7747 on non-var/function decls.
7748 (dwarf2out_var_location): Reverse order of tests.
7749 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7750 with DECL_WRTL_CHECK.
7751 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7752 * fold-const.c (fold_binary): Don't check weakness on
7753 non-var/function decls.
7754 (tree_expr_nonzero_p): Ditto.
7755 (fold_checksum_tree): Use tree_decl_extra as sizeof
7757 * ggc-page.c (extra_order_size_table): Add sizes for
7758 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7760 * gimplify.c (gimplify_bind_expr): Only set
7761 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7762 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7764 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7765 * langhooks.h (init_ts). New langhook.
7766 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7767 * print-tree.c (print_node): Update to only print fields that
7768 exist in the structures the passed decl has.
7769 * toplev.c (wrapup_global_declarations): Don't reset
7770 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7771 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7772 * tree-inline.c (remap_decl): Ditto.
7773 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7774 * tree-pretty-print.c (print_declaration): Don't print
7775 DECL_REGISTER on things that don't contain it.
7776 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7777 non-var/function decls.
7778 * tree.c (tree_contains_struct): New structure.
7779 (init_priority_for_decl): New hashtable.
7780 (tree_int_map): New structure.
7781 (tree_int_map_eq): New function.
7782 (tree_int_map_marked_p): Ditto.
7783 (tree_int_map_hash): Ditto.
7784 (tree_map): Move to tree.h.
7785 (tree_map_eq): Externalize.
7786 (tree_map_hash): Ditto.
7787 (tree_map_marked_p): Ditto.
7788 (init_ttree): Set up tree_contains_struct and call langhook.
7789 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7790 (tree_code_size): Update for new structures.
7791 (tree_node_structure): Update for new structures.
7792 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7794 (copy_node_stat): Copy init priority.
7795 (build_decl_stat): Ditto for visibility.
7796 (ts_enum_names): New.
7797 (tree_contains_struct_check_failed): New function.
7798 (decl_init_priority_lookup): Ditto.
7799 (decl_init_priority_insert): Ditto.
7800 * treestruct.def: New file.
7801 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7802 (CONTAINS_STRUCT_CHECK): Ditto.
7803 (tree_contains_struct_check_failed): New prototype.
7804 (DECL_CHECK): Removed.
7805 (DECL_MINIMAL_CHECK): New.
7806 (DECL_COMMON_CHECK): Ditto.
7807 (DECL_WRTL_CHECK): Ditto.
7808 (DECL_NON_COMMON_CHECK): Ditto.
7809 (DECL_WITH_VIS_CHECK): Ditto.
7810 (VAR_OR_FUNCTION_DECL_P): Ditto
7811 (struct tree_decl_minimal): New structure.
7812 (struct tree_decl_common): Ditto.
7813 (struct tree_decl_with_rtl): Ditto.
7814 (struct tree_decl_with_vis): Ditto.
7815 (struct tree_decl_non_common): Ditto.
7816 (struct tree_field_decl): Ditto.
7817 (struct tree_parm_decl): Ditto.
7818 (struct tree_var_decl): Ditto.
7819 (struct tree_function_decl): Ditto.
7820 (struct tree_const_decl): Ditto.
7821 (struct tree_result_decl): Ditto.
7822 (union tree_node): Add new structures.
7823 * var-tracking.c (track_expr_p): Reverse order of tests.
7825 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7827 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7829 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7830 * system.h: Poison FINALIZE_PIC.
7831 * doc/tm.texi (FINALIZE_PIC): Remove.
7833 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7836 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7837 to the correct type if we have a MODIFY_EXPR.
7839 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7841 PR tree-optimization/22360
7842 * tree.c (upper_bound_in_type): Fix calculations for casting
7843 to a non-wider signed type and casting a signed value to a
7844 wider unsigned type.
7845 (lower_bound_in_type): Fix calculations for casting to a
7846 non-wider signed type.
7848 PR tree-optimization/20139
7849 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7851 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7852 fold_cond_expr_cond.
7853 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7854 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7856 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7859 * tree-complex.c (expand_complex_libcall): Produce
7860 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7862 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7864 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7865 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7866 b" assert and inserted fastpath code for this case.
7867 (bitmap_ior): Removed "a != b" assert.
7869 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7871 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7872 (ENDFILE_SPEC): Likewise.
7873 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7875 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7876 a large stack frame at epilogue.
7878 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7880 * final.c: Include sdbout.h when required.
7882 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7884 * config.gcc (*-*-darwin*): Only one target-specific header file
7886 (powerpc-*-darwin*): Add version-specific header files.
7887 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7888 * config.in: Regenerate.
7889 * configure: Regenerate.
7890 * gcc.c: Include xregex.h.
7891 (version_compare_spec_function): New.
7892 (spec_function): Add version-compare.
7893 (replace_outfile_spec_function): Reformat comment.
7894 (compare_version_strings): New.
7895 * config/darwin-c.c (version_as_macro): New.
7896 (builtin_define): New.
7897 (darwin_cpp_builtins): New.
7898 * config/darwin-protos.h (darwin_cpp_builtins): New.
7899 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7900 (LIB_SPEC): Make unconditional, update comment.
7901 (TARGET_C99_FUNCTIONS): Define.
7902 * config/darwin.opt: Sort.
7903 (mmacosx-version-min=): New.
7904 * config/darwin7.h: Delete.
7905 * config/darwin8.h: Delete.
7906 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7907 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7908 (TARGET_C99_FUNCTIONS): Define.
7909 * config/rs6000/darwin7.h: New.
7910 * config/rs6000/darwin8.h: New.
7911 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7912 (-mmacosx-version-min): Document.
7914 2005-07-07 Ian Lance Taylor <ian@airs.com>
7916 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7918 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7921 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7923 2005-07-07 Khem Raj <kraj@mvista.com>
7925 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7926 in bytes, not words.
7928 2005-07-07 Paul Brook <paul@codesourcery.com>
7930 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7931 DEFAULT_FUNCTION_ARG_PADDING to upward.
7933 2005-07-07 Richard Henderson <rth@redhat.com>
7935 * function.c (locate_and_pad_parm): Record parameter alignment in
7936 stack_alignment_needed.
7938 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7940 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7941 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7942 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7943 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7944 (define_attr "type"): Add isync, sync, load_l, store_c.
7945 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7946 Create scratch volatile MEM.
7947 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7949 (load_locked_<mode>): New.
7950 (store_conditional_<mode>): New.
7951 (sync_compare_and_swap<mode>): Replace with splitter.
7952 (sync_lock_test_and_set<mode>): Replace with splitter.
7953 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7955 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7956 is ics. Attribute isync.
7957 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7959 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7960 and UNSPECV_SYNC_OP.
7961 (emit_unlikely_jump): New.
7962 (emit_load_locked): New.
7963 (emit_store_conditional): New.
7964 (rs6000_split_compare_and_swap): New.
7965 (rs6000_split_lock_test_and_set): New.
7966 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7967 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7968 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7969 rs6000_split_lock_test_and_set): Declare.
7970 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7971 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7972 store_c, isync, sync.
7974 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7976 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7977 filenames to gtyp-gen.h.
7978 (s-typ-gen): Use it in place of for loops.
7980 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7982 * hooks.c (hook_bool_rtx_int_false): New function.
7983 * hooks.h (hook_bool_rtx_int_false): Declare.
7984 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7985 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7986 * target.h (struct gcc_target): Add commutative_p member.
7987 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7988 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7989 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7990 (pa_commutative_p): New function.
7991 * jump.c (target.h): Include.
7992 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7993 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7995 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7997 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7998 (s390_expand_setmem): New.
7999 * config/s390/s390.c: Likewise.
8000 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8002 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8003 general_operand. Call new function "s390_expand_setmem".
8004 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8005 ("setmem_long", "*setmem_long"): ... this.
8007 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8009 * config/s390/s390.c: (optimization_options): Enable
8010 TARGET_MVCLE at -Os.
8011 * doc/invoke.texi: Document changes in default behaviour.
8012 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8014 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8016 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8017 defined by back-end.
8019 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8021 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8022 all sets in the pattern.
8023 * config/rs6000/rs6000.md (stack_protect_testsi,
8024 stack_protect_testdi): Likewise.
8026 2005-07-06 Jeff Law <law@redhat.com>
8028 * tree-vrp.c (simplify_using_ranges): Kill.
8029 (vrp_finalize): Remove call to simplify_using_ranges.
8030 (simplify_stmt_using_ranges): New function extracted from
8031 simplify_using_ranges.
8032 (simplify_div_or_mod_using_ranges): Likewise.
8033 (simplify_abs_using_ranges): Likewise.
8034 (simplify_cond_using_ranges): New function.
8035 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8036 * tree-ssa-propagate.c (substitute_and_fold): Call
8037 simplify_stmt_using_ranges if we have range information.
8039 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8041 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8042 ia64_flag_schedule_isns2.
8044 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8045 reading/writing general registers.
8046 (ia64_function_arg): Revert 2005-06-18 change.
8048 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8050 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8051 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8053 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8055 * function.c (expand_function_end): Revert part of 2005-06-27
8056 patch. Do sjlj_emit_function_exit_after after return_label.
8058 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8060 * doc/install.texi (--disable-libssp): New.
8062 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8064 * doc/invoke.texi: Update -fforce-mem documentation.
8065 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8066 code for -fforce-mem.
8067 * expmed.c: (store_bit_field,store_fixed_bit_field,
8068 extract_bit_field): Ditto.
8069 * expr.c: (convert_move): Ditto.
8070 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8071 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8072 emit_conditional_add,expand_float,expand_fix): Ditto.
8073 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8074 (common_handle_option): Issue warning when -fforce-mem specified.
8076 2005-07-06 Paul Brook <paul@codesourcery.com>
8078 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8080 * configure: Regenerate.
8082 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8084 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8086 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8088 Fix PR tree-optimization/22319
8089 Fix PR tree-optimization/22140
8090 Fix PR tree-optimization/22310
8092 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8093 variable sized types.
8094 Use correct type for intermediate structure on *a = *b structure
8097 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8099 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8101 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8102 (machine_function): Move typedef to...
8103 * config/rs6000/rs6000.c (machine_function): ... here. Add
8104 varargs_save_offset field.
8105 (rs6000_stack_t): Remove varargs_size field.
8106 (setup_incoming_varargs): Allocate varargs save area using
8107 assign_stack_local, try to make it as small as possible.
8108 Save offset from virtual_stack_vars_rtx to the save area
8109 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8110 instead of magic 8 when fp word byte size is used.
8111 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8112 instead of -RS6000_VARARGS_SIZE.
8113 (rs6000_stack_info, debug_stack_info,
8114 rs6000_initial_elimination_offset): Remove all traces of
8116 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8117 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8118 RS6000_VARARGS_AREA.
8120 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8122 PR tree-optimization/21963
8123 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8124 constant_multiple_of in the same way get_computation_cost_at does.
8126 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8128 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8129 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8130 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8131 and return its previous value.
8132 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8133 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8135 (stack_protect_set, stack_protect_test): New expanders.
8136 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8137 stack_protect_testdi): New insns.
8138 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8139 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8141 2005-07-06 Jeff Law <law@redhat.com>
8143 * tree-ssa-dce.c (cfg_altered): New global.
8144 (tree_dce_init): Initialize cfg_altered.
8145 (remove_dead_stmt): If we remove an edge in the CFG, then set
8147 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8150 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8152 * Makefile.in (stamp-collect-ld): Use
8153 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8154 ./collect-ld if it already exists.
8155 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8156 Don't remove ./nm if it already exists.
8158 2005-07-05 Devang Patel <dpatel@apple.com>
8160 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8161 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8162 * tree-vectorizer.c (vect_loop_location): New.
8163 (vect_print_dump_info): Use vect_loop_location.
8164 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8165 (vectorize_loops): Set vect_loop_location.
8166 * tree-vect-analyze.c (vect_analyze_offset_expr,
8167 vect_determin_vectorization_factor, vect_analyze_operations,
8168 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8169 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8170 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8171 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8172 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8173 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8174 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8175 vect_analyze_loop): Adjust vect_print_dump_info API.
8176 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8177 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8178 vect_finish_stmt_generation, vectorizable_assignment,
8179 vectorizable_operation, vectorizable_store, vectorizable_load,
8180 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8181 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8182 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8183 vect_transform_loop): Same.
8184 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8185 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8188 2005-07-05 Randolph Chung <tausq@debian.org>
8190 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8191 * configure: Regenerate.
8192 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8193 (pa_tls_referenced_p): Declare.
8194 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8195 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8196 (legitimize_tls_address): New.
8197 (hppa_legitimize_address): Handle TLS addresses.
8198 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8199 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8200 (emit_move_sequence): Handle TLS addresses.
8201 (pa_encode_section_info): Call default handler to handle common
8203 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8204 (CONSTANT_ADDRESS_P): Reject TLS operands.
8205 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8206 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8207 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8208 (UNSPEC_TLSLE): Define new constants.
8209 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8210 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8211 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8212 (tie_symbolic_operand, tle_symbolic_operand): New
8214 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8216 * aclocal.m4: Update macros for autoconf 2.59 style.
8217 * configure.ac: Likewise.
8219 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8221 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8222 (function_arg): Pass small aggregates in general registers on 32-bit
8224 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8226 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8228 * Makefile.in (final.o): Fix dependencies.
8230 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8234 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8235 * langhooks.c (lhd_expr_to_decl): New.
8236 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8238 (LANG_HOOKS_INITIALIZER): Update.
8239 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8240 expr_to_decl langhook.
8241 * c-tree.h (c_expr_to_decl): Declare.
8242 * c-typeck.c (c_expr_to_decl): New.
8243 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8245 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8247 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8250 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8251 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8253 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8255 * Makefile.in: Adjust dependencies.
8256 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8257 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8258 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8259 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8260 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8261 rest_of_compilation.
8263 * bb-reorder.c (gate_duplicate_computed_gotos,
8264 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8265 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8266 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8267 pass_partition_blocks): New.
8268 * bt-load.c (gate_handle_branch_target_load_optimize,
8269 rest_of_handle_branch_target_load_optimize,
8270 pass_branch_target_load_optimize): New.
8271 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8273 * cfglayout.c (pass_insn_locators_initialize): New.
8274 * cfgrtl.c (pass_free_cfg): New.
8275 * combine.c (gate_handle_combine, rest_of_handle_combine,
8277 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8278 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8279 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8280 * except.c (pass_set_nothrow_function_flags,
8281 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8283 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8284 rest_of_handle_shorten_branches, pass_shorten_branches,
8285 rest_of_clean_state, pass_clean_state): New.
8286 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8287 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8288 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8290 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8291 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8292 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8293 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8295 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8296 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8297 pass_rtl_ifcvt, gate_handle_if_after_combine,
8298 rest_of_handle_if_after_combine, pass_if_after_combine,
8299 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8300 pass_if_after_reload): New.
8301 * integrate.c (pass_initial_value_sets): New.
8302 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8303 pass_purge_lineno_notes): New.
8304 * mode-switching.c (rest_of_handle_mode_switching,
8305 pass_mode_switching): New.
8306 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8307 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8309 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8310 pass_loop_optimize): New.
8311 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8313 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8315 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8316 pass_postreload_cse): New.
8317 * profile.c (gate_handle_profiling, pass_profiling,
8318 rest_of_handle_branch_prob, pass_branch_prob): New.
8319 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8320 pass_split_before_regstack, gate_handle_split_before_regstack,
8321 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8322 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8323 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8324 pass_stack_regs): New.
8325 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8326 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8327 pass_stack_adjustments): New.
8328 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8329 pass_regrename): New.
8330 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8331 pass_delay_slots, gate_handle_machine_reorg,
8332 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8333 * rtl.h (extern void purge_line_number_notes): New.
8334 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8335 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8337 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8339 * value-prof.c (gate_handle_value_profile_transformations,
8340 rest_of_handle_value_profile_transformations,
8341 pass_value_profile_transformations): New.
8342 * var-tracking.c (gate_handle_var_tracking,
8343 pass_variable_tracking): New.
8344 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8346 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8347 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8348 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8349 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8350 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8351 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8352 rest_of_handle_gcse2, rest_of_handle_regmove,
8353 rest_of_handle_tracer, rest_of_handle_if_conversion,
8354 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8355 rest_of_handle_web, rest_of_handle_branch_prob,
8356 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8357 rest_of_handle_jump_bypass, rest_of_handle_combine,
8358 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8359 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8360 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8361 rest_of_handle_mode_switching, rest_of_handle_jump,
8362 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8363 rest_of_handle_flow2, rest_of_handle_jump2,
8364 rest_of_handle_peephole2, rest_of_handle_postreload,
8365 rest_of_handle_shorten_branches, rest_of_clean_state,
8366 rest_of_compilation): Remove.
8368 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8369 * passes.c (dump_flags, in_gimple_form, all_passes,
8370 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8371 register_dump_files, next_pass_1, last_verified, execute_todo,
8372 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8373 from tree-optimize.c.
8374 (init_optimization_passes): Moved from tree-optimize.c,
8375 adding the RTL optimizations.
8376 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8377 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8378 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8379 register_dump_files, next_pass_1, last_verified, execute_todo,
8380 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8381 init_tree_optimization_passes, ipa_passes): Delete.
8382 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8384 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8385 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8387 (ipa_passes): Remove.
8388 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8389 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8390 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8391 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8392 (dump_info_p, dump_flag): Moved to tree-dump.h.
8394 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8396 * passes.c (finish_optimization_passes): Use dump_begin
8397 and dump_end, TDI_end.
8398 (gate_rest_of_compilation): New.
8399 (pass_rest_of_compilation): Use it.
8400 (gate_postreload, pass_postreload): New.
8401 * toplev.c (general_init): Rename init_tree_optimization_passes.
8402 * toplev.h (init_tree_optimization_passes): Rename to
8403 init_optimizations_passes.
8404 * tree-dump.c (dump_flag): Make static.
8405 (dump_files): Remove RTL dumps.
8406 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8407 pass_cleanup_cfg, pass_free_cfg_annotations,
8408 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8409 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8410 * tree-pretty-print.c: Include tree-pass.h.
8411 * cgraph.c: Include tree-dump.h.
8413 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8415 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8416 Only fall back to saying it points to readonly memory if
8419 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8421 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8422 * config/m32r/m32r.c (m32r_compute_frame_size,
8423 m32r_expand_prologue): Take current_function_profile into
8424 account whenever we reference
8425 current_function_uses_pic_offset_table.
8426 (m32r_finalize_pic): Remove.
8427 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8429 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8431 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8432 instead of $<. Don't remove ./as if it already exists.
8434 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8437 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8438 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8439 for complex modes when generating code for PA 1.0.
8440 (VALID_FP_MODE_P): New macro.
8441 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8442 sets for all general and floating point modes. Align wide floating
8443 point modes to even register boundaries to comply with architectural
8445 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8446 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8447 (VALID_FP_MODE_P): New macro.
8448 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8449 sets for all general and floating point modes. Align wide floating
8450 point modes to even register boundaries to comply with architectural
8453 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8455 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8458 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8460 * tree-ssa-structalias.c: Don't include expr.h.
8462 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8464 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8467 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8469 Fix PR tree-optimization/22279
8471 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8474 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8476 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8478 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8480 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8481 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8482 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8483 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8484 config/stormy16/stormy16.c, config/v850/v850.c,
8485 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8486 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8487 Avoid "." or "\n" at end of diagnostics and capital letters at
8488 start of diagnostics.
8489 * combine.c, cse.c: Don't translate dump file output.
8490 * toplev.c (print_version): Only translate output if going to
8493 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8495 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8496 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8499 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8501 * pa.c (fix_range): Fix typo in comment.
8503 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8505 * tree-vrp.c (extract_range_from_assert): Replace
8506 fold (build (...)) with fold_build2.
8508 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8511 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8512 (format_types_orig, handle_format_attribute): Add support for
8515 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8517 * varasm.c (assemble_variable): Fix format specifier thinko.
8519 2005-07-03 Ira Rosen <irar@il.ibm.com>
8521 PR tree-optimization/22029 (and 22135)
8522 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8523 a phi node before calling dump_vops.
8525 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8527 * tree-dump.h (dump_string_field): Declare.
8528 * tree-dump.c: Use it instead of dump_string.
8529 (dump_string_field): Make non-static.
8531 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8533 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8534 up the minimal CFG stuff always when optimize > 0. Call
8535 split_all_insns_noflow in PIC case if needed.
8537 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8538 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8541 * c-decl.c (c_write_global_declarations): Dump contents of
8543 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8544 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8545 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8546 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8549 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8551 * c-common.h (GCC_DIAG_STYLE): Define.
8552 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8553 version for format checking to 4.1.
8554 * c-format.c: Include toplev.h after c-common.h.
8555 (enum format_type): Add gcc_tdiag_format_type.
8556 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8557 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8558 (format_types_orig): Add gcc_tdiag.
8559 (init_dynamic_diag_info): Support gcc_tdiag formats.
8560 (handle_format_attribute): Likewise.
8561 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8562 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8563 version for format checking to 4.1.
8564 (warning0, warning, error, pedwarn, sorry): Use
8566 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8567 (finish_aliases_1): Do not use %qE.
8568 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8569 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8570 Correct format bugs.
8571 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8572 parameter to unsigned HOST_WIDE_INT.
8573 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8575 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8578 * expr.c (write_complex_part): Use adjust_address for MEM.
8579 (read_complex_part): Same.
8581 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8583 Fix PR tree-optimization/22280
8585 * tree-sra.c (generate_element_init): Remove useless loop.
8587 2005-07-02 Richard Henderson <rth@redhat.com>
8589 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8591 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8593 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8596 * fold-const.c (fold_binary): Handle the return value of
8597 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8598 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8600 2005-07-02 Jeff Law <law@redhat.com>
8602 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8603 a eliminate type conversion which feeds an equality comparison
8604 if the original type or either operand in the comparison is a
8607 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8609 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8610 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8612 * config/avr/avr.c: Do not use '`' as left quote.
8613 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8614 Remove "." from end of diagnostics. Make diagnostics start with
8617 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8618 Joseph S. Myers <joseph@codesourcery.com>
8620 * toplev.c (default_tree_printer): Handle setting location with
8622 * c-objc.common.c (c_tree_printer): Likewise.
8623 * c-format.c (gcc_diag_flag_specs): Add '+'.
8624 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8625 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8627 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8628 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8629 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8630 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8631 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8632 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8633 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8634 format arguments where %J is used without %D.
8636 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8638 * gcc.c (LINK_SSP_SPEC): Define.
8639 (link_ssp_spec): New variable.
8640 (LINK_COMMAND_SPEC): Add %(link_ssp).
8641 (static_specs): Add link_ssp_spec.
8642 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8643 * configure: Rebuilt.
8644 * config.in: Rebuilt.
8646 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8647 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8648 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8649 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8650 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8651 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8652 -0x7008(2) instead of reading __stack_chk_guard variable.
8653 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8655 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8656 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8657 if TARGET_THREAD_SSP_OFFSET is defined.
8658 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8659 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8662 2005-06-27 Richard Henderson <rth@redhat.com>
8663 * libgcc-std.ver (GCC_4.1.0): New.
8664 * libgcc.h (__stack_chk_guard): Declare.
8665 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8666 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8667 * mklibgcc.in (lib2funcs): Add them.
8669 2005-07-01 Richard Henderson <rth@redhat.com>
8671 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8672 void * before struct sigcontext *.
8673 (x86_fallback_frame_state): Likewise.
8675 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8677 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8679 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8682 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8683 we check for SSA_NAME for.
8685 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8687 Fix PR tree-optimization/22071
8689 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8691 (get_constraint_for_component_ref): Use it.
8693 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8696 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8697 print out the last new line.
8699 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8701 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8702 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8703 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8704 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8705 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8706 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8707 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8708 (enum reg_class): New member CC0_REGS.
8709 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8710 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8711 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8712 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8713 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8714 Adjust for register now described.
8716 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8719 * config/i386/i386.md (stack_protect_test_si,
8720 stack_protect_test_di): Add earlyclobber for scratch 3.
8721 * config/rs6000/rs6000.md (stack_protect_testsi,
8722 stack_protect_testdi): Add earlyclobber for scratch 3,
8723 remove earlyclobber from scratch 4.
8725 Older entries for 2005 can be found in ChangeLog-2005.