1 2005-11-10 Jakub Jelinek <jakub@redhat.com>
4 * varasm.c (assemble_alias): Use %q+D in the error
5 message instead of %J and %qD.
7 2005-11-10 Richard Guenther <rguenther@suse.de>
9 * gcse.c (free_ldst_entry): Only free hashtable if
12 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
14 * function.c (assign_stack_local_1): Issue an error message if
15 the frame size overflows in the signed target arithmetics.
17 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
19 * tree.c (build_qualified_type): Chain the new type to the original
20 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
21 a POINTER_TYPE or a REFERENCE_TYPE respectively.
22 (build_pointer_type_for_mode): Only return unqualified types.
23 (build_reference_type_for_mode): Likewise.
25 2005-11-09 Jakub Jelinek <jakub@redhat.com>
27 * Makefile.in (gnucompare): Do comparison of all files using one of
28 the chosen methods and only afterwards decide if just warning should
29 be issued or comparison failure raised.
31 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
33 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
34 (noce_try_abs): Negate if the comparison is reversed.
35 Look only one instruction backwards for a REG_EQUAL note.
37 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
40 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
41 gthr-tpf.h: Define __gthrw. For all identifiers that might
42 be weak, introduce weakrefs or non-weak aliases with __gthrw,
43 and prefix all uses with __ghtrw.
45 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
48 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
49 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
50 * c-common.c (handle_weakref_attribute): New.
51 (c_common_attribute_table): Add weakref.
52 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
54 * configure, config.in: Rebuilt.
55 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
56 * doc/extend.texi: Document weakref attribute.
57 * varasm.c (ultimate_transparent_alias_target): New
58 (assemble_name): Use it.
59 (weak_finish_1): Split out of...
60 (weak_finish): ... and deal with weakrefs in...
61 (weakref_targets): ... new list.
62 (globalize_decl): Clean up weakref_targets.
63 (do_assemble_alias): Handle weakrefs.
64 (finish_aliases_1): Do not reject weakrefs to external symbols.
65 (assemble_alias): Handle weakrefs.
67 2005-11-09 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/24716
70 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
71 t_bool to track results from follow_ssa_edge.
73 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
75 * final.c (force_source_line): New global variable.
76 (final_scan_insn): Set it to true instead of clearing last_filename.
77 (notice_source_line): Return true if force_source_line is true,
78 unless source info is absent.
80 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
83 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
84 a linkage name for a variable if it a register variable.
85 * c-decl.c (grokdeclarator): Global register variables
86 should be set as PUBLIC.
88 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
91 * config/s390/s390.c (struct s390_frame_layout): New fields
92 first_save_gpr_slot and last_save_gpr_slot.
93 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
94 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
95 first_save_gpr and last_save_gpr with the _slot variants.
96 (s390_register_info): Calculate first_save_gpr_slot and
97 last_save_gpr_slot using regs_ever_live.
99 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
102 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
103 for a function containing a landing pad.
105 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
108 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
111 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
113 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
114 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
116 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
119 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
121 (call,load,store): New insn types.
122 (mem_access, branch_access): Adjust reservation conditions.
123 (define_delay): Adjust condition.
124 (decrement_and_branch_until_zero): Allow for ms2. Set branch
126 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
127 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
129 (call_internal, call_value_internal, return_internal,
130 return_interrupt_internal, eh_return_internal, indirect_jump,
131 tablejump): Set call insn type.
132 (blockage, ei, di): Use appropriate unspec const.
133 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
134 (ms1_get_attr_type): Adjust to give load & store types.
135 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
136 backwards past a barrier.
137 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
139 (struct branch_info, struct label_info): New.
141 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
142 (ms1_machine_reorg): New.
143 (TARGET_MACHINE_DEPENDENT_REORG): Override.
144 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
145 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
146 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
149 2005-11-09 Per Bothner <per@bothner.com>
150 Uros Bizjak <uros@kss-loka.si>
153 * toplev.c (process_options): Initialize debug_hooks early
154 in case lang_hooks.post_options ends up calling a debug_hook.
156 2005-11-08 Jakub Jelinek <jakub@redhat.com>
158 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
159 DBX_REGISTER_NUMBER being contiguous.
161 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
162 Diego Novillo <dnovillo@redhat.com>
165 * tree-vrp.c (register_edge_assert_for): Do not register
166 always-false predicates.
168 2005-11-08 Devang Patel <dpatel@apple.com>
170 PR tree-optimization/23115
171 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
174 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
176 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
179 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
181 Fix PR tree-optimization/23382
183 * tree-ssa-alias.c (compute_may_aliases): Call
184 delete_old_heap_vars.
185 * tree-dfa.c (referenced_var_remove): New function.
186 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
187 * tree-flow.h (referenced_var_remove): Add prototype.
188 (delete_old_heap_vars): Ditto.
189 * tree-ssa-structalias.c (heapvars): New variable.
190 (oldheapvars): Ditto.
191 (get_constraint_for): Put heap vars on heapvars list.
192 (delete_old_heap_vars): New function.
194 2005-11-08 Jason Merrill <jason@redhat.com>
196 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
198 2005-11-08 Uros Bizjak <uros@kss-loka.si>
201 * reg-stack.c (reg_to_stack): Update register liveness also
202 for flag_sched2_use_traces.
204 2005-11-08 Alan Modra <amodra@bigpond.net.au>
207 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
208 override prior explicit -mno-powerpc-gfxopt.
210 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
212 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
213 if the bitsize is zero.
214 * doc/md.texi (Standard Pattern Names): Document it.
216 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
217 (TARGET_PASS_BY_REFERENCE): Likewise.
219 2005-11-07 Ian Lance Taylor <ian@airs.com>
221 PR rtl-optimization/24683
222 * config/i386/i386.c (legitimize_pic_address): If constant operand
223 to PLUS is too large, put it in a register.
225 2005-11-07 Jie Zhang <jie.zhang@analog.com>
227 * configure.ac: Enable checking assembler dwarf2 support for bfin
229 * configure: Regenerate.
231 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
235 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
236 gen_easy_vector_constant_add_self): Delete.
237 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
239 (output_vec_const_move): Use gen_easy_altivec_constant.
240 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
241 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
242 (easy_vector_constant_add_self): Rewritten.
243 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
244 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
245 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
246 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
247 Macroize and adjust for the other changes.
249 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
253 * c-typeck.c (build_c_cast): Try using a shared constant, and see
254 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
256 2005-11-07 Jakub Jelinek <jakub@redhat.com>
258 PR rtl-optimization/23567
259 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
260 (noce_process_if_block): Don't do any optimizations except
261 if (cond) x = x; if !set_b and write into orig_x may trap
262 or fault. Remove the MEM_READONLY_P check.
264 2005-11-06 Diego Novillo <dnovillo@redhat.com>
267 * tree-vrp.c (fix_equivalence_set): New.
268 (extract_range_from_assert): Call it.
270 2005-11-05 Ian Lance Taylor <ian@airs.com>
273 * combine.c (apply_distributive_law): Don't distribute across a
276 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
278 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
279 config/ms1/ms1.h, config/rs6000/predicates.md,
280 config/s390/s390.c, params.def, postreload-gcse.c,
281 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
282 tree-vrp.c, tree.c: Fix comment typos.
283 * doc/invoke.texi: Fix typos.
285 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
287 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
288 for testing whether the data_dependence_relation contains distance
289 vectors. Iterate over all distance vectors of the ddr.
290 * lambda.h: Define a vec of lambda_vector pointers.
291 * tree-data-ref.c (dump_data_dependence_relation,
292 dump_data_dependence_direction): Iterate over all distance and
293 direction vectors of the ddr.
294 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
296 (build_classic_dist_vector, build_classic_dir_vector): Push a set
297 of distance/direction vectors instead of a single one.
298 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
299 lambda_vectors with a vec of lambda_vectors.
300 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
301 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
302 DDR_NUM_DIST_VECTS): New.
303 * tree-loop-linear.c (gather_interchange_stats): Test for the
304 existence of distance vectors only after having checked that there
305 is a dependence. Iterate over all distance vectors of the ddr.
306 (linear_transform_loops): Use dump_data_dependence_relation.
307 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
308 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
309 distance vectors of the ddr.
311 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
313 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
314 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
315 IS_INTHANDLER; all callers changed.
316 (n_regs_saved_by_prologue): Take interrupt handler attributes into
318 (do_link, do_unlink): New argument ALL; all callers changed.
319 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
320 If function isn't leaf, save and restore all registers.
321 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
324 2005-11-05 Jan Hubicka <jh@suse.cz>
326 PR rtl-optimization/23490
327 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
328 max-flow-memory-location): Document.
329 * flow.c: Include params.h
330 (MAX_MEM_SET_LIST_LEN): Kill.
331 (add_to_mem_set_list): Use new param.
332 * cse.c (cse_basic_block): Replace 1000 by new param.
333 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
334 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
335 * predict.c (predict_loops): Use new param.
336 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
338 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
339 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
340 Do not hold memory returned by cgraph_node_name across other call.
342 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
345 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
348 2005-11-04 Jeff Law <law@redhat.com>
351 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
352 * tree-ssa-dom.c: Include params.h.
353 (thread_across_edge): If there are too many statements in the
354 target block, then do not thread through it.
355 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
356 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
358 2005-11-03 Diego Novillo <dnovillo@redhat.com>
361 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
362 TODO_update_ssa instead of TODO_update_ssa_no_phi.
364 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
367 * tree-scalar-evolution.c (instantiate_parameters_1,
368 instantiate_parameters, resolve_mixers): Compute the size of an
369 expression to be instantiated and give up the instantiation if the
370 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
372 2005-11-04 Richard Guenther <rguenther@suse.de>
374 * tree-flow.h (ref_contains_indirect_ref): Rename to
375 array_ref_contains_indirect_ref.
376 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
377 (array_ref_contains_indirect_ref): Make comment match the code
379 (ref_contains_array_ref): Likewise.
380 * tree-ssa-structalias.c (find_func_aliases): Remove call to
381 ref_contains_indirect_ref.
382 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
383 Rename calls to ref_contains_indirect_ref.
385 2005-11-04 Paul Brook <paul@codesourcery.com>
387 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
388 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
389 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
390 * config/arm/arm.md: Use match_operand in peephole input templates
391 and match_dup in peephole output templates.
393 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
395 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
398 2005-11-04 Mark Mitchell <mark@codesourcery.com>
399 Daniel Jacobowitz <dan@codesourcery.com>
401 * longlong.h (add_ssaaaa): Clobber condition code register
403 (sub_ddmmss): Likewise.
404 (umul_ppmm): Likewise.
406 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
407 Paul Brook <paul@codesourcery.com>
408 Phil Blundell <pb@reciva.com>
410 * configure.ac: Add test for ARM TLS support.
411 * configure: Regenerated.
412 * config/arm/arm-protos.h (legitimize_tls_address)
413 (arm_tls_referenced_p, tls_mentioned_p)
414 (arm_output_addr_const_extra): New prototypes.
415 (thumb_legitimize_pic_address): Delete.
416 * config/arm/arm.c: Include "gt-arm.h".
417 (enum tls_reloc): New.
418 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
419 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
420 (arm_call_tls_get_addr, legitimize_tls_address)
421 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
422 (arm_init_tls_builtins, arm_emit_tls_decoration)
423 (arm_output_addr_const_extra): New functions.
424 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
425 (TARGET_HAVE_TLS): Define.
426 (target_thread_pointer): New.
427 (arm_override_options): Handle -mtp=.
428 (legitimize_pic_address): Ignore UNSPECs.
429 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
431 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
432 (tls_get_addr_libfunc): New variable.
433 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
434 (arm_init_builtins): Call arm_init_tls_builtins.
435 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
436 (arm_encode_section_info): Call default_encode_section_info.
437 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
438 (enum arm_tp_type): New.
439 (target_thread_pointer): Add declaration.
440 (LEGITIMATE_CONSTANT_P): Handle TLS.
441 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
442 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
443 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
444 * config/arm/arm.md: Add UNSPEC_TLS.
446 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
448 (tls_load_dot_plus_eight): New insn and a peephole to create it.
449 (load_tp_hard, load_tp_soft): New insns.
450 * arm.opt: Add -mtp=.
451 * doc/invoke.texi (ARM Options): Document -mtp.
453 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
455 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
456 * config/arm/libunwind.S: Include "lib1funcs.asm".
457 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
458 (LIB2ADDEH): Add libunwind.S.
459 (LIB2ADDEHDEP): Add lib1funcs.asm.
460 * mklibgcc.in: Handle asm files in libgcc_eh.a.
462 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
465 * gcc/c.opt: Add a -lang-fortran option.
466 * gcc/c-opts.c: Add a lang_fortran flag.
467 (c_common_init_options): Handling the -lang-fortran option.
468 (c_common_handle_option): Add a case for Fortran options in
469 preprocessing. Remove cases for -ffixed-form and
470 -ffixed-line-length. Add a case for -lang-fortran.
472 2005-11-03 David Edelsohn <edelsohn@gnu.org>
474 * config/rs6000/rs6000.c: Include params.h
475 (optimization_options): Set max-grow-copy-bb-insns default to 16.
476 (bdesc_2arg): Delete vpkuhss and vpkuwss.
477 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
478 (UNSPEC_VPKUWSS): Delete.
479 (altivec_vpkuhss): Delete.
480 (altivec_vpkuwss): Delete.
481 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
483 (neg_eq0<mode>): Remove final condition.
484 (neg_eq<mode>): Remove condition and split-condition.
486 2005-11-04 Alan Modra <amodra@bigpond.net.au>
488 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
489 Use associated print macros.
491 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
494 * diagnostic.c (diagnostic_set_info_translated): New function.
495 (diagnostic_set_info): Use it. Add comment.
496 * diagnostic.h (diagnostic_set_info_translated): Declare.
498 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
500 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
501 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
502 reference only if 'public' is true.
503 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
504 emit the .hidden directive only if the indirect reference is public.
505 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
506 Pass it to dw2_force_const_mem.
507 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
508 * dwarf2out.c (output_cfi): Adjust calls to above function.
509 (output_call_frame_info): Likewise.
510 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
511 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
513 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
515 PR tree-optimization/24483
516 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
517 field to elts if possible.
519 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
522 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
525 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
527 Fix PR tree-optimization/24351
529 * tree-ssa-structalias.c (struct variable_info): Add
531 (get_varinfo_fc): New function to follow collapsing.
532 (new_var_info): Set collapsed_to to NULL.
533 (dump_constraint): Follow collapsing.
534 (build_constraint_graph): Handle collapsing.
535 (do_simple_structure_copy): Return false if something bad
537 (collapse_rest_of_var): New function.
538 (do_structure_copy): Collapse if do_simple_structure_copy returns
541 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
544 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
545 expressions to a statement list instead of gimplifying them.
547 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
549 PR rtl-optimization/23585
550 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
551 that can't trap plus a constant integer, if the mode has zero size.
553 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
556 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
558 ("*insv<mode>_reg_extimm"): Likewise.
560 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
563 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
564 c_common_type_for_mode returns an unnamed type.
566 2005-11-02 Richard Henderson <rth@redhat.com>
570 * dwarf2out.c (dwarf2out_reg_save_reg): New.
571 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
572 * function.c (assign_parms): Use calls.internal_arg_pointer.
573 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
575 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
576 (TARGET_CALLS): Add it.
577 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
578 * targhooks.c (default_internal_arg_pointer): New.
579 * targhooks.h (default_internal_arg_pointer): Declare.
580 * tree.h (dwarf2out_reg_save_reg): Declare.
581 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
582 * config/i386/i386.c (dbx_register_map): Add return column.
583 (dbx64_register_map, svr4_dbx_register_map): Likewise.
584 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
585 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
586 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
587 (ix86_save_reg): Save force_align_arg_pointer.
588 (ix86_emit_save_regs): Make regno unsigned.
589 (ix86_emit_save_regs_using_mov): Likewise.
590 (ix86_expand_prologue): Handle force_align_arg_pointer.
591 (ix86_expand_epilogue): Likewise.
592 * config/i386/i386.h: (dbx_register_map): Update.
593 (dbx64_register_map, svr4_dbx_register_map): Update.
594 (struct machine_function): Add force_align_arg_pointer.
595 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
596 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
597 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
599 2005-11-02 Jan Hubicka <jh@suse.cz>
602 * i386.md: Add peep2 for simplyfing array accesses.
604 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
607 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
608 * config/s390/s390.c (s390_decompose_shift_count): New function.
609 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
610 (print_shift_count_operand): Use s390_decompose_shift_count.
611 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
612 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
614 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
617 * loop.c (loop_givs_rescan): Use force_operand to expand
620 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
623 * fold-const.c (build_range_check): Use unsigned when signed
624 overflow is undefined also. If etype is subtype, make sure that
625 the subtraction is in the supertype.
627 2005-11-02 Richard Henderson <rth@redhat.com>
630 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
633 2005-11-01 Richard Henderson <rth@redhat.com>
636 * loop.c (scan_loop): Do not propagate computations to a hard
637 register destination with SMALL_REGISTER_CLASSES.
639 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
641 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
642 costs for MULT inside PLUS or MINUS.
644 2005-11-01 Bob Wilson <bob.wilson@acm.org>
646 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
647 (TRAMPOLINE_SIZE): Round up to 60.
648 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
650 2005-10-31 James E. Wilson <wilson@specifix.com>
653 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
654 ifdef. Put ifdefs around call in gen_subprogram_die.
655 (compute_frame_pointer_to_cfa_displacement): Likewise.
656 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
659 PR rtl-optimization/17356
660 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
661 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
663 2005-10-31 Jan Hubicka <jh@suse.cz>
666 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
669 * i386.c (legitimize_pic_address): Deal with large immediates.
672 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
673 from symbol names while computing checkup.
676 * predict.c (predict_loops): Do not estimate more than
677 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
678 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
680 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
682 PR tree-optimization/19097
683 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
685 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
687 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
689 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
692 * tree-inline.c (setup_one_parameter): If the init_stmt
693 is NULL, don't insert the statement.
695 2005-10-30 Jan Hubicka <jh@suse.cz>
697 PR tree-optimization/24172
698 * tree-inline.c (copy_body_r): Unshare the substituted value first.
700 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
702 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
703 constants for hosts with long != 32 bits.
705 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
708 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
710 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
712 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
713 (TARGET_MS1_16_002): New.
714 (TARGET_MS1_16_003): New.
716 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
717 ("*decrement_and_branch_until_zero_no_clobber"): New.
718 Add corresponding splitter for decrement_and_branch_until_zero
720 Key all decrement_and_branch_until_zero patterns off of
723 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
726 * tree-complex.c (extract_component): Treat RESULT_DECL
727 like the rest of the decls.
729 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
731 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
732 indirect call to _mcount if the function needs a static chain.
734 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
735 Caroline Tice <ctice@apple.com>
737 PR rtl-optimization/24460
738 * dwarf2out.c (have_switched_text_sections): New boolean variable.
739 (dwarf2out_switch_text_section): Set it to true instead of
740 incrementing separate_line_info_table_in_use.
741 (output_loc_list): Additionally test have_switched_text_sections.
742 (output_ranges): Likewise.
743 (dwarf2out_finish): Likewise.
744 * varasm.c (assemble_start_function): Do not call
745 insert_section_boundary_note.
746 (assemble_end_function): If flag_reorder_blocks_and_partition,
747 switch to the function's section before emitting the .size directive.
748 * bb-reorder.c (insert_section_boundary_note): Staticify.
749 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
750 * output.h (insert_section_boundary_note): Delete.
752 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
755 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
756 instead of pointer equality when comparing types.
758 2005-10-24 James E. Wilson <wilson@specifix.com>
760 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
761 add_dependence_list_and_free calls.
763 2005-10-24 Steven Bosscher <stevenb@suse.de>
765 * contrib.texi: Add the names of the LLNL folks who donated
766 Cray pointer support for gfortran.
768 2005-10-24 Steven Bosscher <stevenb@suse.de>
770 PR tree-optimization/24225
771 * profile.c (branch_prob): Look from end to start through a
772 basic block when looking for a locus.
774 2005-10-24 Richard Henderson <rth@redhat.com>
776 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
778 (hppa_expand_prologue): Likewise.
780 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
782 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
783 (NO_DEFERRED_PROFILE_COUNTERS): Define.
784 * pa.h (NO_PROFILE_COUNTERS): Define.
785 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
786 (funcdef_nos): New vector to hold label numbers of deferred profile
788 (output_deferred_profile_counters): New function.
789 (hppa_profile_hook): Push label number onto funcdef_nos.
790 (pa_hpux_file_end): Call output_deferred_profile_counters if
791 NO_DEFERRED_PROFILE_COUNTERS is false.
793 * pa-protos.h (get_deferred_plabel): New prototype.
794 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
796 (output_call): Adjust calls.
798 2005-10-24 Alan Modra <amodra@bigpond.net.au>
800 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
801 peculiarity of GOT/TOC section usage.
803 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
806 * c-common.c (constant_string_class_name): Add documentation.
808 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
811 * recog.c (peephole2_optimize): Increment peep2_current_count
812 only when the slot is empty.
814 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
817 * except.c (output_function_exception_table): Call
818 assemble_external_libcall if we need a personality function.
820 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
822 PR rtl-optimization/24460
823 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
824 set the basic block for barriers.
826 2005-10-21 Janis Johnson <janis187@us.ibm.com>
828 * var-tracking.c (vt_initialize): Initialize post.
830 2005-10-21 Devang Patel <dpatel@apple.com>
833 * c-common.c (vector_types_convertible_p): Check vector element type.
835 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
837 * config/sh/sh.c (prepare_move_operands): Handle the address
838 constant which is a tls symbolic address plus a constant.
840 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
843 * gcc.c (main): Use the correct counter for erroring out
844 about mulitple files.
846 2005-10-21 Alan Modra <amodra@bigpond.net.au>
849 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
850 use r2 for 64-bit tls .got access.
852 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
854 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
857 2005-10-20 Steven Bosscher <stevenb@suse.de>
859 PR tree-optimization/24307
860 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
862 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
865 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
867 * varasm.c (find_decl_and_mark_needed): After cgraph global info
868 is ready, stop marking functions, but still mark variables.
870 2005-10-20 Richard Guenther <rguenther@suse.de>
873 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
876 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
878 PR rtl-optimization/23585
879 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
880 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
881 (may_trap_p_1): New predicate extracted from...
882 (may_trap_p): ... here. Invoke may_trap_p_1.
883 (may_trap_or_fault_p): New predicate.
884 * rtl.h (may_trap_or_fault_p): Declare it.
885 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
886 instead of may_trap_p.
887 (steal_delay_list_from_fallthrough): Likewise.
888 (fill_simple_delay_slots): Likewise.
889 (fill_slots_from_thread): Likewise.
890 * function.c (pad_to_arg_alignment): Rework comment about
891 SPARC_STACK_BOUNDARY_HACK.
892 * config/sparc/sparc.h: Likewise.
894 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
896 * config/s390/s390.c (s390_expand_insv): New.
897 * config/s390/s390-protos.h (s390_expand_insv): Declare.
898 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
899 ("icm_hi"): Remove mode attribute.
900 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
902 ("*extracthi", "*extractqi"): Remove.
903 (extv<mode>", "*extzv<mode>"): New.
904 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
905 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
907 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
909 * cfgexpand.c (discover_nonconstant_array_refs_r,
910 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
911 (tree_expand_cfg): Call discover_nonconstant_array_refs.
912 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
913 discover_nonconstant_array_refs.
915 2005-10-19 Steven Bosscher <stevenb@suse.de>
918 * c-decl.c (pop_scope): Don't warn about an unused variable
919 if it is marked with TREE_NO_WARNING.
920 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
921 somenow mismatch and olddecl is to be replaced.
923 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
926 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
927 whether registers live on the edge can be saved/restored.
929 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
931 * config/sh/sh.c (fixup_mova): Skip notes.
933 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
935 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
936 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
937 (s390_can_eliminate): Handle BASE_REGNUM elimination.
938 (s390_initial_elimination_offset): Likewise.
939 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
940 register on TARGET_ZARCH targets.
941 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
942 (INITIAL_FRAME_POINTER_OFFSET): Remove.
943 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
944 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
946 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
948 * config/s390/s390.md: Comment describing output modifiers updated.
949 * config/s390/s390.c (print_operand): Likewise.
951 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
953 * config/s390/s390.c (override_options): Added check for -mstack-size
955 * doc/invoke.texi: Mention that limit in the documenation.
957 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
960 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
962 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
964 Fix PR tree-optimization/24231
966 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
967 (compute_avail): Ditto.
969 2005-10-18 Richard Henderson <rth@redhat.com>
972 * config/i386/i386.c (legitimate_constant_p): Check
973 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
975 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
976 (legitimate_pic_address_disp_p): Reorg CONST checking to make
977 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
979 (print_operand_address): Likewise.
980 * config/i386/predicates.md (x86_64_immediate_operand): Test
981 SYMBOL_REF_TLS_MODEL properly inside CONST.
982 (x86_64_zext_immediate_operand): Likewise.
983 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
984 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
985 * config/i386/i386-protos.h: Remove predicates.md entries.
987 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
989 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
990 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
992 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
993 Ian Lance Taylor <ian@airs.com>
996 * fold-const.c (fold_widened_comparison): Do not allow range based
997 constant folding when right operand cannot be unwidened.
999 2005-10-17 Richard Henderson <rth@redhat.com>
1001 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1002 with a memory clobber.
1004 2005-10-17 James E Wilson <wilson@specifix.com>
1006 PR rtl-optimization/17356
1007 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1008 checking for EDGE_EH.
1010 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1012 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1013 the slot on an even boundary for any type with 16-byte alignment.
1015 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1018 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1019 after register allocation.
1021 2005-10-17 DJ Delorie <dj@redhat.com>
1023 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1026 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1029 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1032 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1034 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1035 to 2 if it's already non-zero.
1036 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1037 is set and warn about it if flag_schedule_insns is 1.
1039 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1041 * config/crx/crx.md: Compare-and-branch instructions need to
1044 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1047 * config/i386/i386.md (*pushdi2_rex64 splitter)
1048 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1049 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1050 flow2 pass only when (optimize > 0 && flag_peephole2).
1052 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1055 * gcc.c (have_c): New static variable.
1057 (process_command): Remove declation of have_c.
1058 Set have_o to 1 when handling -o.
1059 (main): Add a fatel error if there are multiple
1060 files specified and -o and -c/-S is passed witout
1061 -combine or multiple languages.
1063 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1065 Fix PR tree-optimization/22444
1066 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1067 Assert that we don't hit something with subvars.
1068 (setup_pointers_and_addressables): Don't add things with subvars,
1069 because we'll already process the subvars for aliasing purposes.
1071 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1074 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1075 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1076 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1077 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1078 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1079 swapped, alternatives for the R constraint.
1082 * builtins.c (get_builtin_sync_mode): Make unlimited
1083 mode_for_size request.
1085 2005-10-15 Richard Henderson <rth@redhat.com>
1087 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1088 (gimplify_expr): ... here.
1089 (gimplify_compound_lval): Use it in initial scan loop. Allow
1090 fb_lvalue in base expression.
1092 2005-10-15 Richard Henderson <rth@redhat.com>
1095 * builtins.c (expand_builtin_trap): Export.
1096 * expr.h (expand_builtin_trap): Declare.
1097 * expr.c (expand_assignment): Emit a trap for integral offsets
1098 from registers that weren't reduced to bitpos.
1100 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1101 (mark_array_ref_addressable): Remove.
1102 * tree-flow.h (mark_array_ref_addressable): Remove.
1103 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1105 2005-10-15 James E Wilson <wilson@specifix.com>
1108 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1109 (add_dependence_list_and_free): Likewise.
1110 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1113 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1117 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1118 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1120 (vrp_visit_phi_node): Only prevent infinite iterations when
1121 the previous result and the new result are both VR_RANGEs.
1123 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1125 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1128 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1131 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1134 2005-10-14 Per Bothner <per@bothner.com>
1136 PR preprocessor/21250
1137 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1139 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1142 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1143 overflow flags. Refactor some conditionals.
1145 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1148 * tree-dfa.c (add_referenced_var): Only look at decls which
1149 have TREE_CONSTANT or TREE_READONLY set instead of if
1150 !TREE_PUBLIC or !TREE_CONSTANT.
1152 2005-10-13 James E Wilson <wilson@specifix.com>
1154 * doc/invoke.texi: For -x, add f95-cpp-input.
1155 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1157 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1159 PR tree-optimization/24262
1160 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1161 in loop all the time.
1163 2005-10-12 Richard Henderson <rth@redhat.com>
1166 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1167 * function.c (assign_parm_find_data_types): Don't support it.
1168 * print-tree.c (print_node): Likewise.
1169 * c-common.c (handle_transparent_union_attribute): Likewise.
1170 Use build_duplicate_type.
1171 * tree-inline.c (remap_type_1): Split out of remap_type;
1172 properly remap aggregate fields.
1173 (build_duplicate_type): New.
1174 * doc/extend.texi (Variable Attributes): Remove documentation
1175 for transparent_union.
1177 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1180 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1181 (gen_stack_pointer_dec): Likewise.
1183 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1187 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1189 (struct cxx): Add adjust_class_at_definition target hook.
1190 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1191 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1192 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1193 hook_void_tree. Add to TARGET_CXX.
1194 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1196 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1197 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1198 instead of attribute. Check for dllexport override. Warn if
1199 inconsistent dll linkage. Don't lose old dllimport if decl has
1200 had address referenced. Tweak lookup of dllimport atribute.
1201 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1202 for target specific rules. Don't add dllimport attribute if
1203 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1204 dllimport attribute.
1205 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1206 * varasm.c (initializer_constant_valid_p): Replace
1207 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1211 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1212 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1213 (i[34567]86-*-mingw32*): Likewise.
1215 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1216 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1218 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1219 C++-specific code. Change return value to bool.
1220 (i386_pe_dllimport_p): Likewise.
1221 (associated_type): Simplify and make language-independent
1222 (i386_pe_encode_section_info): Replace override of ambiguous
1223 dllimport symbol refs with a gcc_assert.
1224 (i386_pe_valid_dllimport_attribute_p): Define.
1225 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1226 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1227 i386_pe_adjust_class_at_definition.
1228 * config/i386/winnt-stubs.c: New file. Define stub versions of
1229 lang-specific functions.
1230 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1231 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1232 i386_pe_adjust_class_at_definition.
1233 (i386_pe_valid_dllimport_attribute_p): Declare.
1234 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1235 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1236 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1239 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1240 dllimport attribute with test of DECL_DLLIMPORT_P.
1242 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1244 * combine.c (make_extraction): Correct offset computation.
1246 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1248 * config/cris/t-linux (LIMITS_H_TEST): Define.
1250 2005-10-12 Richard Henderson <rth@redhat.com>
1253 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1255 2005-10-12 Richard Guenther <rguenther@suse.de>
1257 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1259 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1262 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1263 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1266 2005-10-12 Richard Guenther <rguenther@suse.de>
1269 * varasm.c (output_constant): Correct typo from previous
1272 2005-10-11 Ian Lance Taylor <ian@airs.com>
1274 PR rtl-optimization/13931
1275 * combine.c: Revert patch of 2003-05-14, and:
1276 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1277 completely killed in the appropriate insn.
1278 (distribute_notes): Don't skip multiple hard register test for
1279 elim_i1 and elim_i2.
1281 2005-10-11 Richard Henderson <rth@redhat.com>
1284 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1285 to initialize a transparent union instead of a nop_expr.
1287 2005-10-11 Richard Henderson <rth@redhat.com>
1289 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1290 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1291 (tree_ssa_dce_loop): Call scev_reset.
1294 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1295 * tree-ssa-dce.c: Include cfgloop.h.
1296 (tree_ssa_dce_loop, pass_dce_loop): New.
1297 * tree-pass.h (pass_dce_loop): Declare it.
1298 * passes.c (init_optimization_passes): Use it.
1300 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1303 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1304 Only apply the optimization for rounding builtins if the inner
1305 cast is also an extension.
1307 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1310 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1311 mark_new_vars_to_rename instead of update_stmt.
1313 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1315 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1317 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1319 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1320 for setting MMX register to 0 rather than mmx.
1322 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1325 * configure.ac: Move gas check from mips specific case to common case.
1326 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1327 * configure: Regenerate
1328 * doc/install.texi: Update.
1330 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1333 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1335 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1337 * gcc.c (do_spec_1): Accept numeric characters in file name
1340 2005-10-10 Nick Clifton <nickc@redhat.com>
1342 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1343 describing the deleted arm_gen_rotated_half_load function.
1345 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1347 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1350 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1352 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1354 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1355 (EXTRA_MULTILIB_PARTS): Define.
1356 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1357 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1358 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1359 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1360 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1361 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1363 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1365 PR tree-optimization/24226
1366 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1367 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1368 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1371 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1373 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1375 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1378 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1379 Rewrite for no need for the early clobber.
1381 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1383 Merge from csl-arm-branch:
1384 2005-09-07 Paul Brook <paul@codesourcery.com>
1385 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1388 2005-04-30 Paul Brook <paul@codesourcery.com>
1389 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1390 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1392 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1393 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1394 (arm_override_options): Use TARGET_AAPCS_BASED.
1395 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1396 (PTRDIFF_TYPE): Use int for AAPCS.
1397 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1398 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1399 (DEFAULT_SHORT_ENUMS): Delete.
1400 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1402 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1403 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1404 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1405 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1407 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1408 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1410 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1411 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1413 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1414 * config.gcc (arm*-*-linux-gnueabi): Add it.
1415 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1417 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1418 * config/arm/linux-eabi.h: New file.
1419 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1420 (LINUX_TARET_LINK_SPEC): Likewise.
1421 (LINK_SPEC): Use it.
1422 * config/arm/t-linux-eabi: New file.
1424 2005-10-08 Steven Bosscher <stevenb@suse.de>
1427 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1429 (PARAM_SMS_DFA_HISTORY): Likewise.
1431 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1434 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1435 (load_register_parameters): Call it.
1436 (check_sibcall_argument_overlap_1): Likewise.
1437 (store_one_arg): Likewise.
1439 2005-10-07 James E. Wilson <wilson@specifix.com>
1441 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1442 DImode not VECINT24 for operand 2.
1445 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1449 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1450 fr_spill): Use destination_operand for operand 0.
1452 2005-10-07 DJ Delorie <dj@redhat.com>
1454 * varasm.c (output_constant): Limit error to expanding
1457 2005-10-07 Richard Guenther <rguenther@suse.de>
1460 * fold-const.c (fold_binary): Fix operand types during folding
1461 of X op (A, Y). Evaluation order of the side-effects of
1462 X and A are frontend-defined, so ensure we honour that even for
1463 tcc_comparison class operands; eased by removing duplicate code.
1465 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1467 * stor-layout.c (layout_type): Do not allow alignment of array
1468 elements to be greater than their size.
1470 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1472 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1474 (hppa*-*-linux*): Ditto.
1475 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1476 * config/host-hpux.c: New.
1477 * config/x-hpux: New.
1478 * config/pa/x-hpux: Remove.
1479 * config/pa/x-linux: Remove.
1480 * config/pa/pa-host.c: Remove.
1482 2005-10-07 Jeff Law <law@redhat.com>
1484 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1485 determine whether or not to try and thread outgoing edges.
1487 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1489 * config/rs6000/rs6000.md (eqsi_power): New.
1490 (neg_eq0si): Add TARGET_POWER to final condition.
1493 2005-10-06 Richard Henderson <rth@redhat.com>
1495 * config/rs6000/rs6000.c: Revert last change.
1497 2005-10-06 Richard Henderson <rth@redhat.com>
1499 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1500 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1502 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1506 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1507 out return_label and naked_return_label.
1509 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1511 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1514 2005-10-06 Richard Henderson <rth@redhat.com>
1517 * tree-inline.c (declare_return_variable): Handle modify_dest not
1520 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1522 Fix PR tree-optimization/22488
1523 * tree-ssa-structalias.c (check_for_overlaps): New function.
1524 (create_variable_info_for): Use it.
1526 2005-10-06 Richard Henderson <rth@redhat.com>
1529 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1530 (dwarf2out_start_source_file): Print it.
1532 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1534 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1536 2005-10-06 Richard Henderson <rth@redhat.com>
1539 * mode-switching.c (optimize_mode_switching): Clear transp bit
1540 for block with incomming abnormal edges.
1542 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1543 (fpscr_set_from_mem): Use them.
1544 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1545 (fpscr postinc splitters): Rewrite as peephole2+split.
1547 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1549 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1550 (eq<mode>_compare): Same.
1552 2005-10-06 Richard Guenther <rguenther@suse.de>
1554 PR tree-optimization/24238
1555 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1557 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1559 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1560 here. Use AC_PATH_PROG for environment variables instead of
1562 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1564 * configure: Regenerated.
1566 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1569 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1570 then force it into a register.
1571 (call_value): Likewise.
1573 2005-10-06 Richard Henderson <rth@redhat.com>
1576 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1577 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1578 under pass_vectorize.
1580 2005-10-05 Devang Patel <dpatel@apple.com>
1583 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1584 handling constants. Check NAMESPACE_DECL context for constants.
1586 2005-10-05 Eric Christopher <echristo@apple.com>
1588 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1590 2005-10-05 Richard Henderson <rth@redhat.com>
1593 * tree-cfg.c (mark_array_ref_addressable_1): New.
1594 (mark_array_ref_addressable): New.
1595 * tree-flow.h (mark_array_ref_addressable): Declare.
1596 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1598 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1602 * reload.c (subst_reloads): When adding a REG_LABEL to a
1603 jump instruction, also update JUMP_LABEL.
1605 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1607 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1608 * bb-reorder.c (copy_bb_p): Use it.
1609 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1611 2005-10-05 Richard Henderson <rth@redhat.com>
1614 * toplev.c (process_options): Warn about unsupported combinations
1615 of unwind tables and omit-frame-pointer.
1616 * config/i386/i386.c (override_options): Similarly. Enable
1617 accumulate-outgoing-args if not explicitly disabled.
1619 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1621 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1622 Handle big endian vs. small endian.
1623 (vec_initv2sf): Handle big endian vs. small endian.
1624 (*vec_extractv2sf_1): Ditto.
1626 2005-10-05 Dale Johannesen <dalej@apple.com>
1628 * convert.c (convert_to_real): Don't convert
1629 (float)floor(double d) to floorf((float)d).
1631 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1633 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1635 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1637 PR tree-optimization/18587
1638 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1639 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1640 build_vuses): Change to VEC type.
1641 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1642 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1643 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1644 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1645 (get_name_decl): New. Return DECL_UID of base variable.
1646 (operand_build_cmp): New. qsort comparison routine.
1647 (operand_build_sort_virtual): New. Sort virtual build vector.
1648 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1649 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1650 (FINALIZE_BASE): Use get_name_decl.
1651 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1652 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1653 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1654 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1655 direct VEC_* manipulations.
1656 (build_ssa_operands): Call operand_build_sort_virtual.
1657 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1658 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1659 with direct VEC_* manipulations.
1660 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1661 with direct VEC manipulations.
1663 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1665 PR tree-optimization/21419
1666 PR tree-optimization/24146
1667 PR tree-optimization/24151
1669 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1670 (build_asm_expr): Call it if outputs are read-only.
1671 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1673 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1674 Paolo Bonzini <bonzini@gnu.org>
1678 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1679 enable the instructions and not just the built-ins.
1680 * doc/invoke.texi (x86 Options): Likewise.
1682 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1684 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1686 * doc/invoke.texi (Option Summary): Correct spelling
1687 of -mmacosx-version-min.
1689 2005-10-04 Devang Patel <dpatel@apple.com>
1691 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1694 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1696 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1697 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1699 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1701 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1702 ("TE","tg"): New mode attributes.
1703 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1704 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1705 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1706 dword_mode and one for GPRmode.
1708 2005-10-04 Ian Lance Taylor <ian@airs.com>
1710 PR preprocessor/13726
1711 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1712 any comments passed in.
1714 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1716 * tree.c (annotate_with_file_line): Fix typo.
1718 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1721 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1722 type used to access data in the inlined length == 1 case, use
1723 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1724 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1726 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1728 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1729 TARGET_SSE3 and only for TARGET_80387.
1730 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1731 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1732 Do not depend on TARGET_80387.
1734 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1736 * tree.c (last_annotated_node): Change type to location_t*.
1737 (annotate_with_file_line): Reflect the change of
1738 last_annotated_node type.
1740 2005-10-04 Richard Guenther <rguenther@suse.de>
1743 * c-decl.c (grokdeclarator): Don't write to fields
1746 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1749 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1751 * varasm.c (make_decl_rtl): If a register variable does not
1752 have a set user assmbler name, error out.
1753 Decode the asmspec is now name+1 bypassing '*'.
1755 2005-10-04 Steven Bosscher <stevenb@suse.de>
1757 PR tree-optimization/23049
1758 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1759 of a COND_EXPR is folded before calling fold on the whole rhs of a
1760 conditional assignment.
1761 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1762 document that a COND_EXPR may appear there.
1764 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1767 * tree-vrp.c (extract_range_from_assert): If the new numeric
1768 range created out of the assertion contradicts the existing
1769 numeric range of the ASSERT_EXPR variable, make the new range
1772 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1774 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1775 from T_REGS to FP register class.
1777 2005-10-03 Richard Henderson <rth@redhat.com>
1780 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1781 before creating a new one.
1783 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1785 * config/rs6000/t-aix43 (LDFLAGS): New.
1786 * config/rs6000/t-aix52 (LDFLAGS): New.
1788 2005-10-03 Ian Lance Taylor <ian@airs.com>
1790 * gimplify.c (find_single_pointer_decl_1): New static function.
1791 (find_single_pointer_decl): New static function.
1792 (internal_get_tmp_var): For a formal variable, set restrict base
1793 information if appropriate.
1794 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1796 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1797 (DECL_GET_RESTRICT_BASE): Define.
1798 (SET_DECL_RESTRICT_BASE): Define.
1799 (decl_restrict_base_lookup): Declare.
1800 (decl_restrict_base_insert): Declare.
1801 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1802 * tree.c (restrict_base_for_decl): New static variable.
1803 (init_ttree): Initialize restrict_base_for_decl.
1804 (copy_node_stat): Copy restrict base information.
1805 (decl_restrict_base_lookup): New function.
1806 (decl_restrict_base_insert): New function.
1807 (print_restrict_base_statistics): New static function.
1808 (dump_tree_statistics): Call print_restrict_base_statistics.
1810 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1813 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1814 case of anti-ranges.
1816 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1819 * c-typeck.c (tagged_tu_seen): Rename to ...
1820 (tagged_tu_seen_cache): this and add val field.
1821 (comptypes): Move functional to comptypes_internal
1822 and free tagged_tu_seen.
1823 (comptypes_internal): New function and call comptypes_internal
1824 instead of comptypes. Speed up by sibcalling
1825 tagged_types_tu_compatible_p.
1826 (alloc_tagged_tu_seen): New function
1827 (free_all_tagged_tu_seen_up_to): New function.
1828 (tagged_types_tu_compatible_p): Return the val of the seen two
1830 Add that the two types are the same to tagged_tu_seen_base
1831 if they are and call comptypes_internal instead of comptypes.
1832 <case UNION_TYPE>: Speed up common type where the fields are
1834 (function_types_compatible_p): Call comptypes_internal instead of
1836 (type_lists_compatible_p): Likewise.
1837 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1839 2005-10-02 Matthias Klose <doko@debian.org>
1841 * doc/invoke.texi: Fix typo and speling error.
1843 2005-10-01 Richard Henderson <rth@redhat.com>
1845 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1847 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1849 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1850 using --start-group and --end-group.
1852 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1854 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1855 FIXME note regarding quirky semantics.
1857 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1860 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1861 non-null range as a last resort.
1863 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1864 Diego Novillo <dnovillo@redhat.com>
1867 * tree-vrp.c (extract_range_from_assert): For !=
1868 assertions, only build an anti-range if LIMIT is a
1869 single-valued range.
1871 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1873 * arm.md (movqi): On thumb when optimizing, handle loading from
1874 memory by describing this as taking a subreg of a zero-extended load
1875 into an SImode register.
1878 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1880 * reload1.c (merge_assigned_reloads): Do not change any
1881 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1883 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1885 * Makefile.in (LIPO_FOR_TARGET): Define.
1886 (STRIP_FOR_TARGET): Define.
1888 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1889 before creating new ones. Do symlinks before creating the actual
1892 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1893 to work out which multilibs are actually being built.
1895 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1897 * tree-vect-transform.c, config/ms1/ms1.md,
1898 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1899 Follow spelling conventions.
1900 * doc/invoke.texi, doc/md.texi: Fix typos.
1902 2005-09-30 Andrew Macleod <amacleod@redat.com>
1904 PR tree-optimization/21430
1905 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1906 use operands, and set stmt pointer if need be.
1907 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1908 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1911 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1914 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1916 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1918 * optabs.c (expand_binop): Initialize first_pass_p.
1920 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1923 * c-decl.c (c_write_global_declarations_1): If any
1924 wrapup_global_declaration_2 call returned true, restart the loop.
1926 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1928 Fix PR tree-optimization/24117
1929 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1930 before considering whether to use anyoffset.
1932 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1936 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1938 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1940 (swap_commutative_operands_with_target): New.
1942 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1945 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1948 2005-09-29 Steven Bosscher <stevenb@suse.de>
1950 PR tree-optimization/23911
1951 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1952 and IMAGPART_EXPR too.
1954 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1957 * expmed.c (expand_shift): Move logic to reverse rotation
1958 direction when rotating by constants ...
1959 * optabs.c (expand_binop): ... here.
1960 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1961 (ix86_rotrdi3): New pattern.
1962 (rotldi3): Handle 32-bit mode.
1963 (ix86_rotldi3): New pattern.
1965 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1968 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1969 check for numbers that need no bit twiddle.
1971 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1973 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1974 multilib to be built.
1976 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1977 (stage1-start): Delete old libgcc and libunwind before moving
1978 anything into the stage directory.
1979 (stage2-start): Likewise.
1980 (stage3-start): Likewise.
1981 (stage4-start): Likewise.
1982 (stageprofile-start): Likewise.
1983 (stagefeedback-start): Likewise.
1984 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1985 header in tm_file and CPU-specific t-darwin in tmake_file.
1986 (i[34567]86-*-darwin*): Don't change tm_file.
1987 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1988 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1989 shared library stub for target OS version.
1990 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1991 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1992 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1993 (libgcc_s.%.dylib): New.
1995 (install-darwin-libgcc-stubs): New.
1996 (INSTALL_LIBGCC): New append.
1997 * config/i386/darwin-libgcc.10.4.ver: New.
1998 * config/i386/darwin-libgcc.10.5.ver: New.
1999 * config/i386/t-darwin: New.
2000 * config/rs6000/darwin-libgcc.10.4.ver: New.
2001 * config/rs6000/darwin-libgcc.10.5.ver: New.
2002 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2003 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2005 2005-09-28 Paul Brook <paul@codesourcery.com>
2007 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2010 2005-09-28 Richard Guenther <rguenther@suse.de>
2012 PR tree-optimization/23853
2013 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2014 host_integerp to verify misalignment value.
2016 2005-09-28 Richard Henderson <rth@redhat.com>
2018 * builtins.c (get_builtin_sync_mode): New.
2019 (expand_builtin_sync_operation): Pass in mode argument.
2020 (expand_builtin_compare_and_swap): Likewise.
2021 (expand_builtin_lock_test_and_set): Likewise.
2022 (expand_builtin_lock_release): Likewise.
2023 (expand_builtin): Update to match.
2025 2005-09-28 Nick Clifton <nickc@redhat.com>
2027 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2028 formatting. Add check to PLUS case to ensure that the offset is
2029 within an acceptable range.
2031 * config/v850/v850.md (casesi): Disable the generation of the
2032 switch pattern as it is not being handled properly at the moment.
2034 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2035 for when the high words are identical.
2037 2005-09-27 Richard Henderson <rth@redhat.com>
2039 * pretty-print.c (pp_base_format): Fix typo for %>.
2041 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2042 Devang Patel <dpatel@apple.com>
2044 PR tree-optimization/23625
2045 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2046 LABEL_EXPR, assertion check.
2048 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2050 * optabs.c (no_conflict_move_test): Check if a result of a
2051 to-be-moved insn would be clobbered by an originally
2054 2005-09-27 Jeff Law <law@redhat.com>
2056 * passes.c (init_optimization_passes): Replace copy propagation
2057 passes immediately after DOM with phi-only copy propagation
2058 pases. Add phi-only copy propagation pass after first DOM pass.
2059 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2060 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2061 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2062 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2063 to init_copy_prop. Callers updated.
2064 (do_phi_only_copy_prop): New function.
2065 (pass_phi_only_copy_prop): New pass descriptor.
2067 2005-09-27 Nick Clifton <nickc@redhat.com>
2069 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2071 2005-09-26 Jason Merrill <jason@redhat.com>
2074 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2076 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2078 2005-09-26 James E Wilson <wilson@specifix.com>
2080 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2081 copyright. Add gcc copyright plus libgcc exception.
2082 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2084 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2086 2005-09-26 Jeff Law <law@redhat.com>
2088 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2089 about when to iterate.
2091 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2094 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2095 for __complex__ double in -mcpu=G5 mode.
2097 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2099 PR tree-optimization/23942
2100 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2101 * tree-scalar-evolution.c: Include params.h.
2103 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2104 follow_ssa_edge_in_condition_phi_branch,
2105 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2106 Change return type to t_bool. Use a parameter to limit the size of
2107 trees that are walked before stopping
2108 (analyze_evolution_in_loop): Initialize the limit to 0.
2109 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2110 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2112 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2115 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2116 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2118 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2120 * combine.c (make_extraction): Check for valid use of subreg.
2122 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2125 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2126 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2127 ("fist<mode>2_with_temp"): Use only register operands.
2129 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2131 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2132 CALL_INSN_FUNCTION_USAGE.
2134 2005-09-26 Richard Guenther <rguenther@suse.de>
2137 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2138 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2139 (ldst_entry): Use the hashtable instead of list-walking.
2140 (find_rtx_in_ldst): Likewise.
2141 (free_ldst_entry): Free the hashtable.
2142 (compute_ld_motion_mems): Create the hashtable.
2143 (trim_ld_motion_mems): Remove entry from hashtable if
2144 removing it from list.
2145 (compute_store_table): Likewise^2.
2146 (store_motion): Free hashtable in case we did not see
2149 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2151 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2152 and arg1 if we are passing them to fold_build2.
2154 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2157 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2160 2005-09-25 Richard Henderson <rth@redhat.com>
2162 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2163 SYMBOL_REF_TLS_MODEL to be correct.
2165 2005-09-24 Richard Henderson <rth@redhat.com>
2167 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2168 end of function. Reindent.
2170 2005-09-24 Ian Lance Taylor <ian@airs.com>
2172 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2173 NEGATE_EXPR/BIT_NOT_EXPR case.
2175 2005-09-24 Richard Henderson <rth@redhat.com>
2177 * c-common.c (handle_mode_attribute): When not modifying in place,
2178 create subtypes for enumerations.
2179 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2180 * gimplify.c (create_tmp_from_val): Likewise.
2182 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2184 * config/i386/i386.md (*tls_global_dynamic_64,
2185 *tls_local_dynamic_base_64): Add missing mode to call.
2186 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2188 2005-09-24 Jan Hubicka <jh@suse.cz>
2190 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2191 (cgraph_clone_node): Likewise.
2192 * cgraph.h (cgraph_clone_edge): Update prototype.
2193 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2194 duplicated prototypes; add updating argument.
2195 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2196 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2198 (cgraph_mark_inline_edge): Likewise.
2199 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2200 (cgraph_flatten_node): Likewise.
2201 (cgraph_decide_recursive_inlining): Likewise.
2202 (cgraph_decide_inlining_of_small_function): Likewise.
2203 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2205 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2206 Pete Steinmetz <steinmtz@us.ibm.com>
2208 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2209 (rldic.): Set type to "compare".
2211 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2212 mfjmpr for MFCTR/MFLR.
2213 (movdf_hardfloat64): Same.
2214 (movdf_softfloat64): Same. Correct order of store and move types.
2215 (movti_string): Set type to store_ux/load_ux.
2216 (load_multiple): Set type to load_ux.
2217 (store_multiple): Set type to store_ux.
2218 (movmemsi): Set type to store_ux.
2219 (output_cbranch direct_return): Set type to jmpreg.
2220 (stmw): Set type to store_ux.
2221 (lmw): Set type to load_ux.
2222 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2223 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2224 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2225 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2226 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2227 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2228 (rios1-fpstore): Increase latency to 3.
2229 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2230 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2232 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2233 Andrew Pinski <pinskia@physics.uc.edu>
2235 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2236 operand2 constraint to "b".
2237 (sync_<fetchop_name>di_internal): Same.
2238 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2240 (sync_old_<fetchop_name>di_internal): Same.
2241 (sync_new_<fetchop_name>si_internal): Same.
2242 (sync_new_<fetchop_name>di_internal): Same.
2244 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2247 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2248 case, define as macros.
2250 PR rtl-optimization/23837
2251 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2252 clobber / clobber match between dest and p->first.
2254 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2255 (no_conflict_move_test): Update comments.
2257 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2259 * doc/install.texi: Update URL for Jacks.
2260 * doc/sourcebuild.texi: Likewise.
2262 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2265 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2266 registers when choosing register preferences.
2267 (movdf_hardfloat64): Same.
2269 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2271 * expmed.c (expand_shift): Don't use the target of the rotate as
2272 target for the first expanded shift insn.
2273 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2275 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2277 PR tree-optimization/22438
2278 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2279 preserved iv rhs rewriting specially.
2281 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2283 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2284 estimate_only is true.
2285 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2286 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2287 tree-ssa-structalias.c
2288 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2289 ref_contains_indirect_ref.
2290 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2292 2005-09-21 DJ Delorie <dj@redhat.com>
2294 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2296 (mn10300_return_in_memory): Support variable size types also.
2297 (mn10300_pass_by_reference): Likewise.
2298 (mn10300_function_value): New.
2299 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2300 (FUNCTION_OUTGOING_VALUE): Likewise.
2301 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2302 * doc/invoke.texi: Document it.
2304 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2307 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2308 force integer op1 into register for XFmode compares.
2310 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2313 * expmed.c (alg_code): Add alg_impossible.
2314 (alg_hash_entry): Add cost.
2315 (synth_mult): Record alg_impossible in the hash table if
2316 multiplication by a given integer is impossble within the
2317 limit. Speed up using alg_impossible.
2319 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2321 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2322 argument. Allow and set any offset if needs_anyoffset is passed
2324 (get_constraint_for): Add argument here too.
2326 (do_structure_copy): Pass NULL to get_constraint_for.
2327 (handle_ptr_arith): Ditto.
2328 (find_func_aliases): Ditto.
2330 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2332 PR rtl-optimization/23898
2333 * output.h (get_attr_min_length): Declare.
2334 * final.c (get_attr_length_1): New function, broken out of:
2336 (get_attr_min_length): New function.
2337 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2338 (duplicate_computed_gotos): Likewise.
2339 * genattr.c (insn_min_length): Generate declaration.
2340 * genattrtab.c (min_fn, min_attr_value): New functions.
2341 (make_length_attrs): Generate insn_min_length.
2343 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2345 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2347 2005-09-20 Richard Henderson <rth@redhat.com>
2349 PR tree-optimization/24059
2350 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2353 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2355 * c.opt (fextended-identifiers): New.
2356 * c-opts.c (c_common_handle_option): Handle
2357 -fextended-identifiers.
2358 * doc/cpp.texi: Update documentation of extended identifiers.
2359 * doc/cppopts.texi (-fextended-identifiers): Document.
2361 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2363 PR tree-optimization/23929
2364 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2367 PR tree-optimization/23818
2368 * tree-stdarg.c (execute_optimize_stdarg): Call
2369 calculate_dominance_info.
2371 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2373 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2374 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2375 (compute_overlap_steps_for_affine_1_2): Use
2376 get_number_of_iters_for_loop.
2377 (analyze_subscript_affine_affine): Check whether difference is
2379 Use get_number_of_iters_for_loop.
2380 Check whether overlap occurs outside of bounds.
2381 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2383 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2385 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2386 base register if possible.
2388 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2390 PR tree-optimization/18463
2391 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2392 converting it directly is not possible.
2393 (chrec_convert_aggressive): New function.
2394 * tree-chrec.h (chrec_convert_aggressive): Declare.
2395 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2396 Fold chrec conversions aggressively if asked to.
2397 (instantiate_parameters): Modified because of changes in
2398 instantiate_parameters_1.
2400 2005-09-19 Richard Henderson <rth@redhat.com>
2402 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2403 (reduc_splus_v2df): New.
2405 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2407 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2408 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2410 2005-09-19 Richard Henderson <rth@redhat.com>
2412 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2415 2005-09-19 Richard Henderson <rth@redhat.com>
2417 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2418 (ia64_expand_dot_prod_v8qi): New.
2419 * config/ia64/ia64-protos.h: Update.
2420 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2421 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2422 sdot_prodv8qi, sdot_prodv4hi): New.
2423 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2425 2005-09-19 Richard Henderson <rth@redhat.com>
2428 * real.c (exact_real_truncate): Return false if the format cannot
2429 represent the number as a normal.
2431 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2432 for a memory source.
2434 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2436 * tree-ssa-operands.c (swap_tree_operands): Export.
2437 * tree.h (swap_tree_operands): Declare.
2438 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2439 Call swap_tree_operands.
2441 2005-09-19 Richard Henderson <rth@redhat.com>
2443 * tree-flow.h (merge_alias_info): Declare.
2444 * tree-ssa-copy.c (merge_alias_info): Export.
2445 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2446 (vect_create_data_ref_ptr): Use create_iv directly.
2447 (vectorizable_load): Use correct types for integer constants.
2448 (vect_generate_tmps_on_preheader): Likewise.
2449 (vect_gen_niters_for_prolog_loop): Likewise.
2451 2005-09-19 Steven Bosscher <stevenb@suse.de>
2453 PR rtl-optimization/23943
2454 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2456 2005-09-18 Jan Hubicka <jh@suse.cz>
2458 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2460 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2462 * varasm.c (output_constant): Do not abort on conversions to union
2463 types between different sizes.
2465 2005-09-18 Richard Guenther <rguenther@suse.de>
2468 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2471 2005-09-18 Paul Brook <paul@codesourcery.com>
2473 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2475 2005-09-17 Richard Henderson <rth@redhat.com>
2477 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2478 * tree-ssa-loop.c (pass_vect_dce): Remove.
2479 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2482 2005-09-17 Richard Henderson <rth@redhat.com>
2484 * tree-pass.h (pass_vect_dce): Declare.
2485 * passes.c (init_optimization_passes): Add it.
2486 * tree-flow.h (tree_ssa_dce): Declare.
2487 * tree-ssa-dce.c (tree_ssa_dce): Export.
2488 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2489 (gate_tree_vectorize): ... here.
2490 (pass_vect_dce): New.
2492 2005-09-17 Jan Hubicka <jh@suse.cz>
2494 * except.c (struct eh_status): Turn region_array into vec.
2495 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2496 convert_from_eh_region_ranges, find_exception_handler_labels,
2497 current_function_has_exception_handlers, assign_filter_values,
2498 build_post_landing_pads, dw2_build_landing_pads,
2499 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2500 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2501 foreach_reachable_handler, can_throw_internal_1,
2502 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2504 (duplicate_eh_region_1): Update region_array.
2505 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2507 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2510 * expmed.c (expand_mult): Substitute simple register for op0 when
2513 2005-09-17 Richard Henderson <rth@redhat.com>
2515 * expr.c (emit_move_via_integer): Add force argument, pass it on
2516 to emit_move_change_mode. Update callers.
2517 (emit_move_complex): Pass true to new force argument.
2518 * function.c (expand_function_end): Move expand_eh_return call
2519 earlier. Merge sub-word complex values into a pseudo before
2520 copying to the return hard register.
2522 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2524 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2525 between different sizes.
2527 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2531 * passes.c (init_optimization_passes): Register dump files for
2534 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2536 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2537 * config/s390/s390.c (s390_overlap_p): New function.
2538 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2539 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2542 2005-09-16 Richard Guenther <rguenther@suse.de>
2544 * ipa-pure-const.c (static_execute): Free auxiliar information.
2545 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2546 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2548 2005-09-15 DJ Delorie <dj@redhat.com>
2550 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2552 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2554 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2556 (swap_commutative_operands_with_target): New.
2558 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2560 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2563 (estimate_iters_using_array): New function.
2564 * tree-data-ref.h (estimate_iters_using_array): Prototype
2565 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2566 Use estimate_iters_using_array instead of analyze_array.
2568 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2570 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2573 2005-09-15 Michael Matz <matz@suse.de>
2575 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2577 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2579 PR tree-optimization/23835
2580 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2581 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2583 2005-09-14 Richard Henderson <rth@redhat.com>
2585 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2586 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2588 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2590 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2591 in the ARRAY_TYPE case.
2593 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2595 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2597 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2600 * tree-vect-transform.c (vectorizable_operation): Return false for
2601 scalar shift operations and for vector shift operations with
2602 non-invariant shift arguments. Use scalar tree operand op1 as
2603 a shift operand when vector shift insn pattern uses scalar shift
2605 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2607 2005-09-14 Olivier Hainque <hainque@adacore.com>
2609 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2610 value if it has side-effects.
2612 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2615 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2617 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2619 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2620 passed as NAME as if it were label at start of function code.
2622 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2624 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2627 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2629 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2630 as early clobber. Rewrite so the PIC register is not implicitly used.
2632 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2634 * tree.c (annotate_with_file_line): Compare line numbers before
2637 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2640 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2641 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2643 2005-09-13 Ian Lance Taylor <ian@airs.com>
2645 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2646 than a HOST_WIDEST_INT to gen_doloop_begin.
2648 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2650 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2652 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2654 PR tree-optimize/23817
2655 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2657 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2660 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2661 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2662 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2663 (restore_stack_nonlocal): Likewise.
2664 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2666 2005-09-12 Ian Lance Taylor <ian@airs.com>
2669 * c.opt (ffriend-injection): New C++ option.
2670 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2671 (C++ Dialect Options): Document -ffriend-injection.
2673 2005-09-12 Josh Conner <jconner@apple.com>
2676 * ipa-reference.c (static_execute): Don't mark variables in
2677 named sections TREE_READONLY.
2679 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2681 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2684 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2686 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2687 V_MUST_DEF instead of just the first_use_p.
2688 Don't mark the virtual variables for renaming on the statement which
2690 (pass_dse): Remove TODO_update_ssa.
2692 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2695 * stor-layout.c (compute_record_mode): For records with a single
2696 field, actually check the field's mode size against the type size.
2698 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2699 registers for TARGET_SHMEDIA.
2700 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2701 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2702 of GENERAL_REGS and FP_REGS.
2704 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2706 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2708 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2710 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2711 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2712 are omitted. Exclude stack_tie insn too.
2714 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2716 PR rtl-optimization/23098
2717 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2719 * config/rs6000/rs6000.md (movdf splitter): Use
2720 const_double_operand predicate for TARGET_POWERPC64.
2721 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2722 SYMBOL_REF method to ABI_V4.
2724 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2725 replace_equiv_address.
2726 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2727 rs6000_sr_alias_set and MEM_NOTRAP.
2728 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2730 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2732 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2733 handle CALL_EXPR again.
2735 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2737 * arm/predicates.md (alignable_memory_operand): Delete.
2739 2005-09-10 Richard Henderson <rth@redhat.com>
2742 * dbxout.c (dbxout_expand_expr): New.
2743 (dbxout_symbol): Use it.
2745 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2747 * arm.c (arm_gen_rotated_half_load): Delete.
2748 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2749 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2750 (thumb_set_return_address): Likewise.
2751 (thumb_load_double_from_address): Use adjust_address.
2752 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2753 (extendhsisi2_mem, movhi_bytes): Use change_address.
2754 (movhi): Use widen_memory_access.
2755 (reload_out_df): Use replace_equiv_address.
2756 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2758 2005-09-09 Richard Henderson <rth@redhat.com>
2761 * dbxout.c: Include expr.h.
2762 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2763 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2764 * Makefile.in (dbxout.o): Add EXPR_H.
2766 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2768 PR tree-optimization/23509
2769 * tree-cfg.c (replace_uses_by): Use replace_exp.
2770 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2771 pointers have name_mem_tag or type_mem_tag set.
2773 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2775 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2776 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2777 of wrongly accessing operands.
2779 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2781 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2782 * tree-chrec.c: Include tree-scalar-evolution.h.
2783 (chrec_convert): Instantiate the base and step before calling
2784 scev_probably_wraps_p that would fail on parametric evolutions.
2785 Collect all the fails into a single section failed_to_convert,
2786 print a diagnostic, and return chrec_dont_know instead of calling
2788 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2789 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2791 (scev_const_prop): Don't replace the definition of a loop closed ssa
2792 phi node by itself, or by another loop closed ssa phi node.
2793 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2794 that base and step are defined.
2796 2005-09-09 Richard Guenther <rguenther@suse.de>
2799 * fold-const.c (fold_ternary): Check truth_value_p before
2800 calling invert_truthvalue.
2802 2005-09-09 Nick Clifton <nickc@redhat.com>
2804 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2805 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2806 dimension of these arrays.
2807 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2809 * longlong.h: Only provide a prototype for the __clz_tab[] array
2810 if this header has not been included from libgcc2.h.
2811 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2813 Provide prototypes for exported functions.
2814 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2817 2005-09-08 Josh Conner <jconner@apple.com>
2821 * expr.c (expand_expr_addr_expr_1): Don't invoke
2822 expand_simple_binop for EXPAND_INITIALIZER.
2824 2005-09-08 Richard Henderson <rth@redhat.com>
2827 * toplev.c (wrapup_global_declaration_1): Split out ...
2828 (wrapup_global_declaration_2): ... from ...
2829 (wrapup_global_declarations): ... here. Return bool.
2830 (check_global_declaration_1): Split out ...
2831 (check_global_declarations): from here.
2832 (emit_debug_global_declarations): New.
2833 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2834 check_global_declaration_1, emit_debug_global_declarations): Declare.
2835 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2836 of decls. Call wrapup_global_declaration_1,
2837 wrapup_global_declaration_2, check_global_declaration_1 directly.
2838 (c_write_global_declarations_2): New.
2840 (c_write_global_declarations): Call c_write_global_declarations_2.
2841 * langhooks.c (write_global_declarations): Call
2842 emit_debug_global_declarations.
2844 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2845 remove decls that have DECL_RTL_SET_P.
2846 * passes.c (rest_of_decl_compilation): Invoke
2847 cgraph_varpool_finalize_decl for all but functions.
2849 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2851 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2852 the result of a conversion if the new min and max cannot be compared.
2854 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2856 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2857 (override_options): Setting s390_sr_alias_set removed.
2858 (save_fpr, save_gprs): Set alias set to vararg or frame.
2859 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2860 s390_sr_alias_set with get_frame_alias_set ().
2861 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2862 get_varargs_alias_set ().
2864 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2868 * c-parser.c (c_parser_objc_method_definition): If the next
2869 token is not "{", error out and don't start the function.
2871 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2873 * tree-vrp.c (extract_range_from_expr): Move the check for non
2874 nullness after the check for gimple invariant.
2876 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2878 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2880 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2883 * config/m32r.md (movmemsi_internal): Canonicalize order of
2884 operands in PLUS component of template.
2886 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2888 * reload1.c (fixup_eh_region_note): Remove assertion.
2889 (fixup_abnormal_edges): Reverted removal of call to
2890 find_many_sub_basic_blocks made on 2005-08-31.
2892 2005-09-07 Richard Henderson <rth@redhat.com>
2894 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2895 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2896 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2897 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2898 rearrange for better packing.
2899 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2900 (lookup_cfa_1): Remove inline marker.
2901 (cfa_equal_p): Split out of ...
2902 (def_cfa_1): ... here. Use INVALID_REGNUM.
2903 (build_cfa_loc): Handle !cfa->indirect.
2904 (frame_pointer_cfa_offset): New.
2905 (dbx_reg_number): Assert register elimination performed; do
2906 leaf register remapping.
2907 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2908 (eliminate_reg_to_offset): New.
2909 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2910 for verifiably local stack frame addresses; re-base to CFA.
2911 (mem_loc_descriptor): Remove can_use_fbreg argument.
2912 (concat_loc_descriptor, loc_descriptor): Likewise.
2913 (containing_function_has_frame_base): Remove.
2914 (rtl_for_decl_location): Don't do register elimination or
2915 leaf register remapping here.
2916 (secname_for_decl): Split out from ..
2917 (add_location_or_const_value_attribute): ... here.
2918 (convert_cfa_to_loc_list): New.
2919 (compute_frame_pointer_to_cfa_displacement): New.
2920 (gen_subprogram_die): Use them.
2921 * tree.h (frame_base_decl): Remove.
2922 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2923 (prologue_stack_adjust): Remove.
2924 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2925 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2926 (set_frame_base_location): Remove.
2927 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2928 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2929 (vt_add_function_parameters): Don't eliminate_regs.
2930 (vt_initialize): Don't create frame_base_decl.
2932 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2934 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2935 version of GNU binutils for 4.x and later.
2937 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2939 * ggc-page.c (ggc_push_context): Remove.
2940 (ggc_pop_context): Likewise.
2941 * ggc.h (ggc_push_context): Remove.
2942 (ggc_pop_context): Likewise.
2944 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2947 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2948 returning from an interrupt handler.
2950 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2953 * config/arc/arc.c (output_shift): Add check for loop count when
2956 2005-09-06 Steven Bosscher <stevenb@suse.de>
2958 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2960 (abs_replacement): Likewise.
2961 (pass_phiopt): Remove TODO_update_ssa.
2963 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2966 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2967 if "return with no value, in function returning non-void" warning
2969 * tree-cfg.c (execute_warn_function_return): Don't look at
2970 RETURN_EXPRs with TREE_NO_WARNING set.
2973 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2974 for internal functions doesn't use registers used by global registers
2975 variables. Use fewer register parameters if there are global register
2978 2005-09-06 Olivier Hainque <hainque@adacore.com>
2979 Eric Botcazou <ebotcazou@adacore.com>
2982 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2983 when we would be extracting outside its bit span (bitpos+bitsize
2984 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2985 Ada unchecked conversions.
2987 2005-09-06 Steven Bosscher <stevenb@suse.de>
2989 * tree-ssa-pre.c (try_look_through_load): New function.
2990 (compute_avail): Use it to try to look through loads for some
2991 more useful expressions.
2993 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2995 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2996 condition for detecting cases like (a&a) and (a^a).
2998 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3000 * common.opt: Add option ftree-vect-loop-version.
3001 * params.def: Add --param vect-max-version-checks.
3002 * doc/invoke.texi: Document ftree-vect-loop-version and
3003 --param vect-max-version-checks.
3004 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3005 may_misalign_stmts and defines for accessors.
3006 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3007 LOOP_VINFO_MAY_MISALIGN_STMTS.
3008 (destroy_loop_vec_info): VEC_free for
3009 LOOP_VINFO_MAY_MISALIGN_STMTS.
3010 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3011 Update documentation.
3012 (vect_update_misalignment_for_peel): New.
3013 (vect_enhance_data_refs_alignment): Update to choose loop
3014 peeling or loop versioning if appropriate for the (potentially)
3015 unaligned data references in the loop.
3016 (vect_analyze_data_refs_alignment): Remove call to
3017 vect_enhance_data_refs_alignment so the checks can be done
3019 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3020 and move up call to vect_analyze_data_refs_alignment.
3021 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3022 (vect_transform_loop): Add call to loop_version.
3024 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3026 PR rtl-optimization/23098
3027 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3028 * simplify-rtx.c (constant_pool_reference_p): New function.
3029 * rtl.h (constant_pool_reference_p): New prototype.
3030 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3031 constant_pool_reference_p in condition and
3032 avoid_constant_pool_reference in preparation statements.
3034 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3036 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3037 STRICT_LOW_PART SETs.
3039 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3042 * except.c (sjlj_emit_function_enter): Find the function begin
3043 note even when it's not in first basic block.
3045 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3047 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3048 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3049 * aclocal.m4: Regenerate.
3051 2005-09-05 DJ Delorie <dj@redhat.com>
3053 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3056 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3058 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3059 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3060 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3061 Follow spelling conventions.
3062 * doc/invoke.texi: Follow spelling conventions.
3064 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3066 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3067 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3068 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3070 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3073 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3074 (output_stack_adjust): Use gen_tmp_stack_mem.
3075 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3076 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3077 (sh_get_pr_initial_val): Likewise.
3078 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3079 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3080 * sh.md (divsi_inv_m0): Use gen_const_mem.
3081 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3082 (movdf_i4+1): Use gen_tmp_stack_mem.
3083 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3084 (fpu_switch+2): Likewise.
3085 (movv4sf_i, movv16sf_i): Use adjust_address.
3086 (symGOT_load): Set MEM_NOTRAP_P bit.
3088 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3091 * pa.c (emit_move_sequence): Fix typo in last change.
3093 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3095 PR rtl-optimization/23454
3096 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3099 2005-09-03 Richard Henderson <rth@redhat.com>
3100 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3103 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3106 2005-09-02 Nicolas Pitre <nico@cam.org>
3108 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3109 to bit_count to 32 bits.
3111 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3114 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3115 generating synthetic loads from volatile lvalues.
3117 005-09-02 Nick Clifton <nickc@redhat.com>
3119 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3120 __ctzhi2, __clzhi2): New functions.
3122 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3125 * tree-nested.c (struct var_map_elt): Mark with GTY.
3126 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3128 (lookup_field_for_decl): Allocate new element in GC memory.
3129 (lookup_tramp_for_decl): Likewise.
3130 (convert_nl_goto_reference): Likewise
3131 (create_nesting_tree): Allocate info in GC memory. Likewise for
3133 (free_nesting_tree): Free with ggc_free instead of free.
3134 (root): New static variable.
3135 (lower_nested_functions): Remove root as local variable. And zero out
3136 root at the end of the function.
3138 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3140 PR rtl-optimization/20365
3141 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3142 to short. New member ix.
3143 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3144 (simplify_plus_minus): Initialize ix members before calling qsort.
3146 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3148 PR tree-optimization/23626
3149 * tree-cfg.c (replace_uses_by): Clean up eh info.
3151 2005-09-01 DJ Delorie <dj@redhat.com>
3153 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3156 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3158 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3159 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3162 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3164 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3165 do not issue warning for a variable definition following
3168 2005-09-01 Richard Henderson <rth@redhat.com>
3171 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3172 conversion to CONST_VECTOR.
3174 2005-09-01 Richard Henderson <rth@redhat.com>
3177 * reload1.c (reload_as_needed): Check !CALL_P before calling
3178 fixup_eh_region_note.
3179 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3181 2005-09-01 DJ Delorie <dj@redhat.com>
3183 * varasm.c (output_constant): Let the target resolve
3184 conversions of addresses to non-default pointer sizes.
3186 2005-09-01 Nicolas Pitre <nico@cam.org>
3188 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3189 to alow matching ARM pre-indexed addressing mode.
3190 (arm_override_options): Remove now irrelevant comment.
3192 2005-09-01 Phil Edwards <phil@codesourcery.com>
3194 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3195 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3196 * config/i386/vxworks.h: Likewise.
3197 * config/i386/t-vxworksae: New file, for VxWorks AE.
3198 * config/i386/vxworksae.h: Likewise.
3200 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3202 PR tree-optimization/23410
3203 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3204 sequence is not wrapping during the first step.
3206 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3209 * dwarf2out.c (base_type_die): Compare char_type_node with
3210 TYPE_MAIN_VARIANT (type), not type.
3212 2005-09-01 Richard Guenther <rguenther@suse.de>
3214 PR tree-optimization/15366
3215 * common.opt: Add -finline-functions-called-once.
3216 Put -fearly-inlining in alphabetically ordered place.
3217 * doc/invoke.texi: Document new option.
3218 * ipa-inline.c (cgraph_decide_inlining): Honour
3219 flag_inline_functions_called_once.
3221 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3223 PR rtl-optimization/23478
3224 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3225 (alloc_qty): Initialize it.
3226 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3227 (combine_regs): Combine also n_throwing_calls_crossed fields.
3228 (find_free_reg): Don't attempt to caller-save pseudos crossing
3229 calls that might throw.
3230 * global.c (struct allocno): Add throwing_calls_crossed field.
3231 (global_alloc): Revert 2005-08-22 change. Initialize
3232 throwing_calls_crossed.
3233 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3236 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3239 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3240 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3241 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3242 (and64_2_operand): Tweak to use predicate.
3243 (and_operand): Adjust for mask_operand changes.
3244 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3245 (print_operand): Likewise.
3246 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3247 (mask64_1or2_operand): Delete.
3248 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3249 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3250 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3251 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3252 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3253 (rotldi3_internal4): Likewise.
3254 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3255 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3256 (ashldi3_internal7): Likewise.
3257 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3258 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3259 (anddi3 split): Don't match mask64_operand.
3260 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3261 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3262 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3263 't' splitter predicate.
3264 (movdi_internal64 + 2): Revert 2005-06-11 change.
3266 2005-08-31 DJ Delorie <dj@redhat.com>
3268 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3269 (m32c_asm_integer): Add support for 32 bit pointers.
3271 2005-08-31 Richard Henderson <rth@redhat.com>
3273 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3274 component-like references for setting MEM_NOTRAP_P.
3276 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3277 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3279 2005-08-31 Richard Henderson <rth@redhat.com>
3281 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3282 into a pseudo before applying gen_lowpart.
3284 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3286 * doc/install.texi (Specific): Update cctools version required
3287 for full functionality.
3288 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3289 linkers as -macosx_version_min.
3291 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3294 * sh.c (print_operand, %R and %S): Add handling of floating point
3295 registers, memory, constants and invalid operands.
3297 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3299 * ipa-pure-const.c: Change dump name.
3301 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3304 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3305 to "reg_or_0_operand".
3306 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3308 2005-08-31 Dale Johannesen <dalej@apple.com>
3310 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3311 loops that count down.
3313 2005-08-31 Richard Henderson <rth@redhat.com>
3316 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3317 (fixup_eh_region_note): New.
3318 (reload_as_needed): Call it.
3319 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3320 don't call find_many_sub_basic_blocks; call verify_flow_info.
3321 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3322 (keep_stack_depressed): Likewise.
3323 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3325 2005-08-31 Richard Henderson <rth@redhat.com>
3327 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3330 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3332 * expr.c (expand_expr_real_1): Compare size of address
3333 mode to target's address mode size in deciding expansion of
3334 the constant address.
3336 2005-08-31 Richard Guenther <rguenther@suse.de>
3339 * expr.c (all_zeros_p): New function.
3340 (expand_expr_real_1): Handle the case of an all-zero
3341 non-addressable constructor separately.
3343 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3345 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3346 arguments, adjust all callers.
3347 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3349 2005-08-30 Richard Henderson <rth@redhat.com>
3352 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3353 whenever the mode sizes match.
3355 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3357 * calls.c (load_register_parameters): Fix comment typo.
3358 * expr.c (emit_push_insn): Comment formatting.
3360 2005-08-30 Ian Lance Taylor <ian@airs.com>
3362 * config/i386/x-cygwin (host-cygwin): Change dependency from
3363 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3365 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3367 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3370 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3373 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3374 call to ggc_collect.
3376 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3379 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3380 beginning. Remove $(INCLUDES) from all the rules, if following
3381 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3383 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3386 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3387 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3388 not constant, but maxlen is, don't set len to maxlen, rather
3389 set maxlen to len if len is a constant.
3391 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3393 PR tree-optimization/23475
3394 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3397 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3399 Fix PR middle-end/22455
3401 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3402 Checksum only the parts of the tree that exist for the tree code.
3404 2005-08-28 Dale Johannesen <dalej@apple.com>
3406 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3408 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3410 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3412 2005-08-28 Richard Henderson <rth@redhat.com>
3414 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3415 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3418 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3421 * builtins.c (get_memory_rtx): Don't strip nops
3422 in between COMPONENT_REFs.
3424 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3427 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3429 (gimplify_modify_expr): Check for zero sized types and gimplify the
3430 rhs and lhs as statements.
3432 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3435 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3436 state for return address column of signal frames.
3438 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3441 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3442 bytes >= 2 not bytes == 2.
3443 (expand_block_move): Same.
3445 2005-08-27 Richard Guenther <rguenther@suse.de>
3448 * config/i386/sse.md (sse2_movsd): Add missing closing
3451 2005-08-27 Paul Brook <paul@codesourcery.com>
3453 * genrecog.c (enum decision_type): Add DT_num_insns.
3454 (struct decision_test): Add u.num_insns.
3455 (add_to_sequence): Add DT_num_insns test.
3456 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3457 (write_cond, debug_decision_2): Ditto.
3458 (change_state): Assume peep2_next_insn never fails.
3459 Remove "afterward" argument.
3460 (write afterward, write_tree): Update to match.
3461 * recog.c (peep2_current_count): New variable.
3462 (peep2_next_insn): Check it.
3463 (peephole2_optimize): Set peep2_current_count.
3464 * recog.h (peep2_current_count): Declare.
3466 2005-08-26 Josh Conner <jconner@apple.com>
3469 * ipa-pure-const.c (check_tree): Check for volatile-ness
3470 when considering a dereference.
3472 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3474 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3476 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3478 PR rtl-optimization/23561
3479 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3480 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3481 at most LEN bytes long memory fits into the field.
3482 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3483 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3484 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3486 2005-08-26 Richard Henderson <rth@redhat.com>
3489 * loop.c (biased_biv_may_wrap_p): New.
3490 (maybe_eliminate_biv_1): Use it to suppress non-equality
3491 comparison transformations. Delete disabled code.
3493 2005-08-26 Ian Lance Taylor <ian@airs.com>
3495 * combine.c (make_extraction): Avoid reference outside object.
3497 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3499 * stor-layout.c (finalize_type_size): Restore behaviour for
3500 non-aggregate types to the status quo ante of the patch for
3501 pr 23467. Document why it matters.
3503 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3506 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3507 array by one element, initialize the BT_LAST element with NULL.
3509 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3511 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3512 optimizing for size.
3514 (compare_plus_eqsi): Same.
3515 (plus_eqsi_compare): Same.
3516 (neg_eq0<mode>): Same.
3517 (neg_eq<mode>): Same.
3519 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3522 2005-08-26 Nick Clifton <nickc@redhat.com>
3524 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3525 TARGET_EP is not defined.
3526 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3527 TARGET_EP is enabled.
3528 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3529 * config/v850/v850.md (save_all_interrupt): Only use the EP
3530 register if TARGET_EP is defined.
3531 (restore_all_interrupt): Likewise.
3532 * config/v850/lib1funcs.asm: Update functions so that the EP
3533 register is only used if __EP__ is defined.
3535 2005-08-26 David Ung <davidu@mips.com>
3537 * config/mips/mips.c (mips_expand_prologue): Handle case when
3538 generating for MIPS16 and the outgoing argument area is more than
3539 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3542 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3544 * config/crx/crx.md: Make doloop_end pattern usage controllable
3545 via mloop-nesting=<max-nesting> command line switch. Make sure
3546 the combiner cannot use doloop_end_<mode> in an illegal way.
3547 * config/crx/crx.c: Use regs up to r6 for argument passing.
3548 Refine crx_address_cost (non cst4 displacements are expensive).
3549 * config/crx/crx.opt: Add switch for mloop-nesting=.
3551 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3553 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3554 (UNSPEC_MVST): New constant.
3556 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3558 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3559 Reject operands containing eliminable registers.
3560 * testsuite/gcc.dg/20050825-1.c: New testcase.
3562 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3563 Jan Hubicka <jh@suse.cz>
3565 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3567 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3569 PR tree-optimization/23546
3570 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3573 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3575 * params.def (PARAM_MIN_SPEC_PROB): New.
3576 * sched-rgn.c (MIN_PROBABILITY): Delete.
3577 (compute_trg_info): Convert to PARAM_VALUE.
3578 * doc/invoke.texi (param): Document min-spec-prob.
3580 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3582 * config/darwin.h: define __PIC__
3583 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3584 TARGET_OS_CPP_BUILTINS macro.
3586 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3588 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3591 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3593 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3595 * cfghooks.c (duplicate_block): Added position where to place
3596 new block as argument.
3597 * cfghooks.h (duplicate_block): Declaration changed.
3598 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3600 * cfglayout.h (copy_bbs): Declaration changed.
3601 * cfgloop.h (loop_version): Declaration changed.
3602 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3603 position to copy_bbs.
3604 (loop_version): Pass position to duplicate_loop_to_header_edge.
3605 Add place_after argument and position new blocks according to
3607 * modulo-sched.c (sms_schedule): Pass place_after argument
3609 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3610 * tree-cfg.c (split_edge_bb_loc): New function.
3611 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3612 to determine position of new blocks.
3613 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3615 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3616 argument to duplicate_block.
3617 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3618 Pass position to copy_bbs.
3620 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3622 * fold-const.c (ptr_difference_const): Use
3623 cst_and_fits_in_hwi instead of host_integerp.
3625 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3627 * config/darwin.c (gen_pic_offset): New.
3628 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3631 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3633 PR tree-optimization/23486
3634 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3636 2005-08-23 Phil Edwards <phil@codesourcery.com>
3638 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3639 remove use_collect2.
3640 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3642 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3643 configuration files to override the default value.
3645 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3646 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3647 * config/vx-common.h: New file, split out from...
3648 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3649 * config/vxworksae.h: New file, for VxWorks AE.
3650 * config/vxworks.opt: New file.
3651 * config/vxlib.c: Update for VxWorks 6.
3653 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3654 other MULTILIB_* variables appropriately.
3655 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3656 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3657 * config/rs6000/vxworks.h: Update for VxWorks 6.
3658 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3660 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3663 * config/darwin.c (machopic_select_section): Remove the hack to
3664 mark "::operator new" and "::operator delete" for coalescing
3665 even though they are not weak.
3667 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3669 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3670 * configure: Regenerate.
3672 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3675 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3677 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3678 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3681 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3683 * config/rs6000/predicates.md (equality_operator): New.
3684 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3685 comparison with a large constant.
3687 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3689 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3691 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3693 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3694 registers is even, and we have a hardware double precision fp,
3696 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3697 size of current argument when checking if argument was passed in
3700 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3703 * stor-layout.c (finalize_type_size): Dont override
3704 existing alignment with a smaller alignment from the mode.
3706 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3708 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3709 * lambda.h (lambda_vector_lexico_pos): ... here.
3710 * tree-data-ref.c (build_classic_dist_vector): Return false when
3711 the distance vector is lexicographically negative.
3713 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3715 PR tree-optimization/23511
3716 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3717 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3719 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3721 PR tree-optimization/22043
3722 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3723 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3724 If ALLOW_FLEXARR, handle types ending with flexible array member.
3725 Pass false as second argument to recursive count_type_elements calls.
3726 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3727 argument to count_type_elements call.
3728 * tree-sra.c (decide_block_copy): Likewise.
3729 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3730 for a constant-sized object, set cleared as well. Pass true as
3731 second argument to count_type_elements call.
3733 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3736 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3737 from legitimate_small_data_p, and make global. Update use.
3738 Remove forward declaration.
3739 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3741 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3743 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3745 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3746 of scratch intermediates.
3747 (eq<mode>_compare): Same.
3748 (neg_eq0<mode>): New.
3749 (neg_eq<mode>): Convert to define_insn_and_split.
3751 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3754 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3755 stdarg functions, set/clear the fp marker even when no variable
3757 * config/rs6000/sysv4.opt (mprototype): Describe.
3759 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3761 PR rtl-optimization/23478
3762 * regs.h (reg_info): Add throw_calls_crossed.
3763 (REG_N_THROWING_CALLS_CROSSED): Define.
3764 * flow.c (allocate_reg_life_data): Initialize
3765 REG_N_THROWING_CALLS_CROSSED.
3766 (propagate_one_insn, attempt_auto_inc): Update
3767 REG_N_THROWING_CALLS_CROSSED.
3768 * global.c (global_alloc): Don't allocate pseudos across
3769 calls that may throw.
3771 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3774 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3775 value is inbetween the range if we did not find an exact match.
3777 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3779 * doc/invoke.texi (Option Summary): Add ms1 options.
3780 * doc/extend.texi: Document interrupt handler attribute for ms1.
3781 * doc/md.texi: Document ms1 constraints.
3782 * config.gcc: Add ms1-*-elf.
3783 * config/ms1/ms1.h: New.
3784 * config/ms1/ms1.c: New.
3785 * config/ms1/ms1.md: New.
3786 * config/ms1/ms1-protos.h: New.
3787 * config/ms1/ABI.txt: New.
3788 * config/ms1/crti.asm: New.
3789 * config/ms1/crtn.asm: New.
3790 * config/ms1/lib2extra-funcs.c: New.
3791 * config/ms1/t-ms1: New.
3792 * config/ms1/ms1.opt: New.
3794 2005-08-22 Ira Rosen <irar@il.ibm.com>
3796 * config/rs6000/altivec.md (xorv4sf3): New.
3797 (negv4sf2, neg<mode>2): Likewise.
3799 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3802 * config/ia64/ia64.md (divsi3): Check divide by zero.
3803 (udivsi3): Likewise.
3805 (udivdi3): Likewise.
3807 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3809 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3810 up to elem_bitsize bits, not max_bitsize.
3812 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3814 PR tree-optimization/23433
3815 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3816 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3818 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3820 PR tree-optimization/23434
3821 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3822 the iteration bound is not an INTEGER_CST.
3824 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3826 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3827 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3828 NULL if need_epilog_adjust is false.
3829 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3830 Case 3 always peels first itration, not just for PLUS case, and no need
3831 to use scalar_initial_def here. Create an epilog adjustment only if
3832 scalar_initial_def is not NULL.
3834 (vectorizable_reduction): Remove assert.
3836 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3840 (__moddi3): Likewise.
3841 (__udivdi3): Likewise.
3842 (__umoddi3): Likewise.
3843 (__divsi3): Likewise.
3844 (__modsi3): Likewise.
3845 (__udivsi3): Likewise.
3846 (__umodsi3): Likewise.
3848 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3850 * tree-pass.h (TDF_GRAPH): Define.
3851 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3852 * passes.c (finish_optimization_passes): Only call
3853 finish_graph_dump_file if TDF_GRAPH is set.
3854 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3855 NULL. Set TDF_GRAPH bit.
3856 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3858 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3860 * arm.h (arm_stack_offsets): Add locals_base field.
3861 * arm.c (arm_get_frame_offsets): Compute it.
3862 (thumb_compute_initial_elimination offset): Make the Thumb frame
3863 pointer point to the base of the local variables.
3864 (thumb_expand_prologue): Update accordingly.
3865 (thumb_expand_epilogue): Likewise.
3867 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3868 mode of clobbered scratch to DImode. Handle a case that's known to
3871 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3873 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3874 (gt0<mode>_compare): Delete.
3875 (neg_gt0<mode>): Delete.
3877 2005-08-19 Eric Christopher <echristo@apple.com>
3879 * optabs.h: Change CTI_ to COI_.
3882 2005-08-19 James E Wilson <wilson@specifix.com>
3884 * builtins.c (expand_builtin_return_addr): Set
3885 current_function_accesses_prior_frames when count != 0. Use
3886 frame_pointer_rtx when count == 0.
3887 * function.h (struct function): Add accesses_prior_frames field.
3888 (current_function_accesses_prior_frames): Define.
3889 * reload1.c (init_elim_table): Check
3890 current_function_accesses_prior_frames.
3891 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3893 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3895 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3896 indicator. Return true if the flowgraph changed during
3899 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3902 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3903 conditional expression before testing its value.
3905 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3907 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3909 2005-08-19 Devang Patel <dpatel@apple.com>
3911 PR tree-optimization/23048
3912 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3913 third parameter. Check whether latch is dominated by exit
3915 (if_convertible_loop_p): Supply exit block itself to
3916 if_convertible_bb_p.
3918 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3921 * arm.md (arm_load_pic_register): Change argument to the mask of
3922 saved registers. Call thumb_find_work_register if we need a
3923 scratch register on Thumb.
3924 (arm_expand_prologue): Pass empty register set to
3925 arm_load_pic_register.
3926 (thumb_expand_prologue): Pass live_regs_mask directly to
3927 arm_load_pic_register.
3928 * arm-protos.h (arm_load_pic_register): Update prototype.
3930 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3932 * sh.c (find_sole_member): New function.
3933 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3934 if the record's alignment is larger than the size of its only member.
3936 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3939 * arm.c (thumb_legitimize_reload_address): New function.
3940 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3941 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3943 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3945 * config/crx/crx.c: Implement crx_decompose_address. Reject
3946 symbolic displacements since CRX register relative adressing
3947 mode can't handle unsigned 32-bit values as displacements.
3948 * config/crx/crx.h: Simplify definitions, remove redundant
3949 parenthesis and obsolete macros.
3950 * config/crx/crx.opt: Add new switch for debugging addresses.
3951 * config/crx/crx-protos.h: Add new declarations for above.
3953 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3956 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3959 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3961 * collect2.c (dup2): Delete.
3962 * configure.ac: Don't check for dup2.
3964 * config.in, configure: Regenerate.
3966 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3968 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3969 record with the type of its only member.
3971 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3973 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3974 define_insn_and_split.
3975 (plus_ltu<mode>_compare): Same.
3976 (gtu<mode>_compare): Same.
3977 (plus_gtu<mode>_compare): Same.
3979 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3981 PR tree-optimization/22228
3982 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3984 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3985 are recorded in vect_vnames_to_rename for renaming.
3986 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3987 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3988 in vect_vnames_to_rename.
3989 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3990 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3992 2005-08-18 Jan Hubicka <jh@suse.cz>
3995 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3996 info only for local statics, not for member variables.
3998 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4000 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4002 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4004 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4006 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4009 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4011 2005-08-17 James E Wilson <wilson@specifix.com>
4013 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4016 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4018 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4019 (leu<mode>_compare): Same.
4020 (plus_leu<mode>): Same.
4021 (neg_leu<mode>): Same.
4022 (and_neg_leu<mode): Same.
4023 (ltu<mode>_compare): Same.
4024 (plus_ltu<mode>): Same.
4026 (geu<mode>_compare): Same.
4027 (plus_geu<mode>): Same.
4028 (neg_geu<mode>): Same.
4029 (and_neg_geu<mode>): Same.
4030 (plus_gt<mode>): Same.
4031 (gtu<mode>_compare): Same.
4032 (plus_gtu<mode>): Same.
4034 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4036 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4037 Move call_table_data to end. Delete spurious .text.
4038 (callt_save_all_interrupt): Fix comment typo.
4040 2005-08-17 James E Wilson <wilson@specifix.com>
4041 Kevin Winchester <winchester@amirix.com>
4044 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4046 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4049 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4050 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4052 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4054 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4055 record with the type of its only member if the modes don't match.
4057 * varasm.c (decode_reg_name): Skip empty additional register names.
4059 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4061 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4062 lsm_tmp_name_length): New.
4063 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4064 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4066 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4067 Andreas Krebbel <krebbel1@de.ibm.com>
4069 * config.gcc: Added z9-109 switch.
4070 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4071 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4072 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4073 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4074 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4075 for "z9_109" cpu attribute.
4076 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4077 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4078 (s390_handle_arch_option): Added z9-109 switch.
4079 (override_options): Set respective cost function for z9-109.
4080 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4081 (legitimate_reload_constant_p): Accept extended immediates.
4082 (print_operand): Three new output modifiers added: k, m and o.
4083 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4084 (s390_output_mi_thunk): Use extended immediate when possible.
4085 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4086 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4087 (CONSTRAINT_LEN): Added length of O constraint.
4088 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4089 * config/s390/s390.md ("cpu"): New value z9_109 added.
4090 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4091 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4092 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4093 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4094 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4095 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4096 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4097 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4098 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4099 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4100 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4101 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4102 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4103 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4104 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4106 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4107 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4108 insns for TARGET_EXTIMM.
4110 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4112 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4114 2005-08-17 Nick Clifton <nickc@redhat.com>
4116 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4117 Call default_encode_section_info.
4119 2005-08-17 Steven Bosscher <stevenb@suse.de>
4121 PR tree-optimization/21574
4122 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4123 constant, return CONSTANT.
4124 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4125 (ccp_fold, visit_assignment): Likewise.
4126 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4128 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4130 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4131 fold_buildN instead of buildN then fold_initializer or fold.
4132 (build_unary_op): Likewise.
4133 (build_binary_op): Likewise.
4134 * fold-const.c (fold_initializer): Remove.
4135 (fold_build1_initializer): New function.
4136 (fold_build2_initializer): New function.
4137 (fold_build3_initializer): New function.
4138 * tree.h (fold_initializer): Remove.
4139 (fold_build1_initializer): New function.
4140 (fold_build2_initializer): New function.
4141 (fold_build3_initializer): New function.
4143 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4145 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4146 (try_move_mult_to_index): Call fold_build2 instead of build2.
4147 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4148 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4149 fold_binary_to_constant.
4150 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4152 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4153 check if A == gcd (A, B). Remove TYPE argument.
4154 (analyze_offset) Use fold_build2 instead of fold (build.
4155 (create_data_ref): Likewise.
4156 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4157 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4160 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4162 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4163 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4165 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4168 * gimplify.c (zero_sized_type): New function.
4169 (gimplify_modify_expr_rhs): If we have a zero sized type,
4170 replace the statement with an empty statement.
4172 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4177 2005-08-16 Ian Lance Taylor <ian@airs.com>
4179 * doc/tm.texi (Label Output): Correct typo.
4181 2005-08-16 Steven Bosscher <stevenb@suse.de>
4184 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4185 force_operand will work later on using have_insn_for.
4187 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4189 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4191 2005-08-16 Ian Lance Taylor <ian@airs.com>
4194 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4195 vector type, don't try to construct it element by element. Add an
4196 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4198 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4200 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4202 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4204 * doc/invoke.texi (Precompiled Headers): Document some more options
4205 which are known to be safe.
4207 2005-08-16 James E Wilson <wilson@specifix.com>
4209 PR tree-optimization/21105
4210 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4211 TREE_OVERFLOW check.
4213 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4215 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4216 (neg_ltu<mode>): Same.
4218 (neg_gtu<mode>): Same.
4220 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4222 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4223 (fold_builtin_isdigit): Use fold_buildN.
4224 (build_function_call_expr): Likewise.
4225 * c-typeck.c (c_finish_loop): Likewise.
4227 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4228 Richard Shann <rshann@superh.com>
4230 PR middle-end/20396:
4231 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4233 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4235 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4237 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4240 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4241 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4244 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4247 * fold-const.c (build_range_check): Disable optimization for function
4248 pointer expressions on targets that require function pointer
4251 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4253 * simplify-rtx.c (simplify_const_relational_operation): When
4254 extracting arguments of a COMPARE, recompute the mode as well.
4256 2005-08-15 Ian Lance Taylor <ian@airs.com>
4258 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4260 2005-08-15 DJ Delorie <dj@redhat.com>
4262 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4264 (movsi_splittable): Allow, but split, moves to the stack.
4265 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4268 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4270 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4271 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4272 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4274 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4275 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4276 Delete HOST_PTR_PRINTF.
4278 * configure, config.in: Regenerate.
4280 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4282 * config/rs6000/rs6000.md (QHSI): New mode macro.
4283 (wd): Extend mode attr for QImode and HImode
4284 (dbits): New mode attr.
4285 (zero_extend<mode>di2): Convert to mode macro.
4287 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4290 * doc/invoke.texi (-mgnu-ld): Update description.
4293 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4296 * Makefile.in (tree-chrec.o): Depends on real.h.
4297 * tree-chrec.c: Include real.h.
4298 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4299 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4300 * tree-scalar-evolution.c (add_to_evolution_1,
4301 interpret_rhs_modify_expr): Ditto.
4303 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4306 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4307 step is negative compute the estimation from init downwards to zero.
4309 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4311 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4313 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4315 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4317 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4318 Accept double-word constants that can be split.
4319 * config/s390/s390.md ("movti"): Use 'P' constraint.
4320 ("*movdi_31", "*movdf_31"): Likewise.
4322 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4324 Fix PR tree-optimization/22615
4326 * tree-ssa-structalias.c (solution_set_add): Handle
4327 first_vi_for_offset returning NULL.
4328 (do_da_constraint): Ditto.
4329 (do_sd_constraint): Ditto.
4330 (do_ds_constraint): Ditto
4331 (find_func_aliases): Ditto.
4332 (build_constraint_graph): RHS is allowed be ANYTHING.
4333 (first_vi_for_offset): Return NULL if we couldn't find anything at
4336 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4338 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4339 over memory as first operand.
4341 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4345 available for setting it.
4347 2005-08-14 Ira Rosen <irar@il.ibm.com>
4349 PR tree-optimization/23320
4350 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4351 data-refs' types instead of base object nullness. Add check for
4352 pointer type data-refs before first location comparison. Remove
4355 2005-08-14 Andreas Schwab <schwab@suse.de>
4357 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4359 2005-08-13 James E Wilson <wilson@specifix.com>
4361 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4362 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4363 -fstack-protector-all, --param ssp-buffer-size): Document.
4364 (-Wvariadic-macros): Alphabetize.
4365 (-fsched-stalled-insns-dep): Add missing 'f'.
4367 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4370 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4372 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4373 or indirect address operand.
4374 (EXTRA_ADDRESS_CONSTRAINT): New.
4375 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4377 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4379 PR tree-optimization/22236
4380 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4381 successors and predecessors.
4382 * tree-chrec.c (chrec_convert): Before converting, check that
4383 sequences don't wrap.
4384 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4385 (analyze_array): Extern.
4386 (find_data_references_in_loop): Remove call to
4387 compute_estimated_nb_iterations.
4388 * tree-data-ref.h (analyze_array): Declared.
4389 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4390 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4391 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4392 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4394 * tree-ssa-loop-ivcanon.c: Fix documentation.
4395 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4396 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4397 (infer_loop_bounds_from_undefined): New.
4398 (estimate_numbers_of_iterations_loop): Use
4399 infer_loop_bounds_from_undefined.
4400 (used_in_pointer_arithmetic_p): New.
4401 (scev_probably_wraps_p): Pass an extra parameter. Call
4402 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4403 (convert_step): Fix documentation.
4404 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4405 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4406 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4407 scev_probably_wraps_p.
4409 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4411 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4412 (s390_register_info): Ignore clobbered_regs information for fixed
4413 registers, and only fixed registers.
4414 (s390_init_frame_layout): Remove redundant call.
4416 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4418 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4419 description of -Wold-style-casts.
4421 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4422 Jakub Jelinek <jakub@redhat.com>
4424 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4425 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4426 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4427 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4428 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4429 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4430 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4431 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4432 ("stack_protect_set", "stack_protect_test"): New expanders.
4433 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4434 "stack_protect_testdi"): New insn definitions.
4436 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4438 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4440 2005-08-12 Paul Brook <paul@codesourcery.com>
4442 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4444 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4446 * config/s390/predicates.md (setmem_operand): New predicate.
4447 (shift_count_operand): Accept ANDs with special constants as
4449 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4450 with special constants.
4451 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4452 shift_count_operand with setmem_operand.
4454 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4456 * config/s390/s390.c (s390_extract_part, s390_single_part):
4458 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4459 (s390_output_mi_thunk): Don't use lg on 31 bit.
4460 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4461 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4463 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4465 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4466 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4467 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4468 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4469 with one of the new macros.
4471 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4473 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4474 Don't set save_return_addr_p.
4475 (s390_register_info): Make clobbered_regs not depending on
4478 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4480 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4481 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4483 2005-08-11 James E. Wilson <wilson@specifix.com>
4485 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4487 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4489 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4490 locations gathered by var-tracking in single entry loc_list
4491 over loc_descriptor_from_tree.
4493 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4494 pass it down to loc_descriptor.
4495 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4496 (containing_function_has_frame_base): Move earlier in the file.
4497 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4498 instead of always assuming fbreg can't be used.
4500 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4503 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4504 Accept address wrapped in AND for Altivec.
4505 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4506 Strip AND wrapping offset address for Altivec.
4508 2005-08-11 Richard Henderson <rth@redhat.com>
4511 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4512 before using TYPE_IS_SIZETYPE.
4514 2005-08-11 Richard Henderson <rth@redhat.com>
4517 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4518 insn types not present on ev4.
4519 (alphaev5_insn_pipe): Similarly.
4521 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4524 * arm.c (arm_override_options): If the user has selected callee-super-
4525 interworking, then enable normal interworking.
4527 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4529 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4532 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4534 * doc/rtl.texi: Fix two typos.
4536 2005-08-11 Richard Guenther <rguenther@suse.de>
4539 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4540 cases where we call to/from functions returning void.
4542 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4545 * tree.c (build_pointer_type_for_mode): Robustify.
4547 2005-08-10 James E Wilson <wilson@specifix.com>
4549 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4550 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4552 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4555 2005-08-10 Eric Christopher <echristo@apple.com>
4557 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4558 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4561 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4564 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4565 for the high part when generating dynamic-no-pic code.
4567 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4569 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4570 (x86_64-*-linux*): Likewise.
4572 * config/i386/crtfastmath.c: New file.
4573 * config/i386/t-crtfm: Likewise.
4575 * config/i386/linux.h (ENDFILE_SPEC): New.
4576 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4578 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4581 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4583 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4584 (vec_shl, vec_shr): Document new operations.
4585 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4587 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4589 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4590 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4591 change predicate to indexed_or_indirect_address.
4593 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4595 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4596 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4597 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4598 and __aeabi_uwrite8.
4599 * config/arm/unaligned-funcs.c: New file.
4600 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4602 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4604 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4606 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4607 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4609 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4610 * final.c (pass_shorten_branches): Add dump.
4611 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4612 (pass_life): Rename dump.
4613 (rest_of_handle_flow2): Remove initial verify_flow_info.
4614 * function.c (pass_instantiate_virtual_regs): Add dump.
4615 * integrate.c (pass_initial_value_sets): Add dump.
4616 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4617 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4618 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4619 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4620 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4621 gate_rtl_unrool_and_peel_loops): New.
4622 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4623 rtl_doloop): Do not look at flags.
4624 * mode-switching.c (pass_mode_switching): Add dump.
4625 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4626 pass_split_before_regstack): Add dump.
4627 * regmove.c (pass_stack_adjustments): Add dump.
4628 * tree-optimize.c (pass_fixup_cfg): Add dump.
4630 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4633 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4634 deciding which instruction sequence to use.
4636 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4638 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4639 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4641 2005-08-09 Richard Guenther <rguenther@suse.de>
4643 * c-common.c (builtin_function_2): Remove.
4644 (def_builtin_1): New function.
4645 (c_common_nodes_and_builtins): Use def_builtin_1 to
4646 build builtin functions.
4648 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4650 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4651 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4652 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4655 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4657 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4658 fold_binary instead of fold_build2 since we don't care about the
4660 (loop_niter_by_eval): Likewise.
4661 (compare_trees): Likewise.
4662 (proved_non_wrapping_p): Likewise.
4664 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4668 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4669 if the if is really empty.
4671 2005-08-09 Steven Bosscher <stevenb@suse.de>
4673 PR tree-optimization/23234
4674 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4675 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4676 argument of the new enum.
4677 (execute_cse_reciprocals): Add reciprocals for function arguments
4678 on the unique successor edge of the entry block. Update other calls
4679 to execute_cse_reciprocals_1.
4681 2005-08-08 Richard Henderson <rth@redhat.com>
4684 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4686 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4688 * expr.c (write_complex_part): Return after handling MEM.
4690 2005-08-08 Josh Conner <jconner@apple.com>
4692 PR rtl-optimization/23241
4693 * combine.c (simplify_comparison): Fix error in determining
4694 whether to lift a subreg from comparison.
4696 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4699 * config/rs6000/altivec.md (vec_init<mode>): New.
4700 (vec_set<mode>): New.
4701 (vec_extract<mode>): New.
4702 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4703 (rs6000_expand_vector_set): New.
4704 (rs6000_expand_vector_extract): New.
4705 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4706 for Altivec modes before reload.
4707 (altivec_expand_vec_init_builtin): New.
4708 (get_element_number): New.
4709 (altivec_expand_vec_set_builtin): New.
4710 (altivec_expand_vec_ext_builtin): New.
4711 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4713 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4715 * config/rs6000/rs6000.h (rs6000_builtins): Add
4716 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4717 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4718 * config/rs6000/rs6000-protos.h: Declare new functions.
4720 2005-08-08 Jan Hubicka <jh@suse.cz>
4722 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4723 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4724 * i386.md (movdi*): Use pic_32bit_operand.
4725 * predicates.md (pic_32bit_operand): New.
4727 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4730 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4732 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4734 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4735 (test_for_singularity): Use fold_build2.
4737 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4739 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4741 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4743 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4744 (COMMON_ASM_OP) Define.
4745 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4746 (ix86_encode_section_info): Likewise.
4747 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4748 SUBTARGET_ENCODE_SECTION_INFO.
4750 2005-08-06 Richard Henderson <rth@redhat.com>
4753 * tree-nested.c (convert_local_reference): Save and restore val_only
4754 around component_ref and friends. Clear walk_subtrees by default.
4756 2005-08-06 Peter O'Gorman <peter@pogma.com>
4759 * gcc.c (process_command): Check the argument to -b has a dash.
4760 * doc/invoke.texi: Update -b and -V docs.
4762 2005-08-06 James E Wilson <wilson@specifix.com>
4764 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4766 2005-08-06 Michael Matz <matz@suse.de>
4768 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4769 member only if only one insn is associated with the value.
4771 2005-08-06 Nick Clifton <nickc@redhat.com>
4773 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4775 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4776 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4777 Check symbol flags instead of symbol name mangling.
4778 (xstormy16_asm_output_aligned_common): Likewise. Also
4779 simplify code since the bss100_section cass is the only case
4780 where the below100 code will be triggered.
4781 (xstormy16_encode_section_info): Encode below100 attribute
4782 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4784 (xstormy16_strip_name_encoding): Delete - this function is no
4786 (TARGET_STRIP_NAME_ENCODING): Undefine.
4787 * config/stormy16/stormy16-protos.h: Delete prototype for
4788 xstormy16_strip_name_encoding.
4790 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4792 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4793 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4794 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4795 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4796 config/alpha/predicates.md, config/arc/arc.h,
4797 config/arm/arm.h, config/arm/ieee754-df.S,
4798 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4799 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4800 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4801 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4802 config/m68hc11/m68hc11.h, config/mips/mips.c,
4803 config/mips/mips.h, config/mips/openbsd.h,
4804 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4805 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4806 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4807 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4808 config/sparc/linux.h, config/sparc/linux64.h,
4809 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4810 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4811 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4812 typos. Follow spelling conventions.
4814 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4817 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4818 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4819 specially. Check for side effects only for COND_EXPR.
4820 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4821 return with TREE_NO_WARNING.
4823 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4825 PR rtl-optimization/23233
4826 * loop.c (combine_movables): Require the modes to be the same.
4827 (move_movables): Remove handling of cases where the replacement
4828 had a different mode to the original.
4830 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4832 PR tree-optimization/23128
4833 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4834 subtraction wrap, and set TREE_OVERFLOW if they do.
4836 2005-08-05 Richard Henderson <rth@redhat.com>
4839 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4840 FORCED_LABEL labels.
4842 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4845 * reload.c (find_reloads_subreg_address): Pass down TYPE
4846 unchanged. Change all callers except find_reloads_toplev.
4848 2005-08-05 Michael Matz <matz@suse.de>
4850 * genattrtab.c (current_alternative_string): Remove.
4851 (SIMPLIFY_ALTERNATIVE): Ditto.
4852 (attr_alt_bit_p): Ditto.
4853 (alternative_name): Make const char *.
4854 (evaluate_eq_attr): Remove use of above things.
4855 (simplify_test_exp): Ditto.
4856 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4857 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4859 2005-08-04 James E Wilson <wilson@specifix.com>
4861 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4862 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4863 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4864 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4865 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4867 2005-08-04 Richard Henderson <rth@redhat.com>
4870 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4871 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4872 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4873 if we'd have to instantiate too many members.
4875 2005-08-04 Richard Henderson <rth@redhat.com>
4878 * tree-outof-ssa.c (coalesce_asm_operands): New.
4879 (coalesce_ssa_name): Use it. Split out ...
4880 (coalesce_phi_operands, coalesce_result_decls): ... these.
4882 2005-08-04 Paul Brook <paul@codesourcery.com>
4884 * read-rtl.c (read_quoted_string): Break if EOF.
4886 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4888 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4889 (fold_build2): Likewise.
4890 (fold_build3): Likewise.
4891 (fold_build1_stat): New function prototype.
4892 (fold_build2_stat): Likewise.
4893 (fold_build3_stat): Likewise.
4894 * fold-const.c (fold_build1): Rename to ..
4895 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4896 through to build1_stat.
4897 (fold_build2): Rename to ..
4898 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4899 through to build2_stat.
4900 (fold_build3): Rename to ..
4901 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4902 through to build3_stat.
4904 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4905 Ian Lance Taylor <ian@airs.com>
4907 * function.c (assign_stack_local_1): Do not correct stack slot
4908 address if allocation size is smaller than mode size.
4910 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4913 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4914 (tree_merge_blocks): Propagate anything allowed by
4916 Clarify documentation.
4917 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4918 SSA form, schedule an update if necessary.
4920 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4922 * doc/install.texi (Binaries): Remove broken link to
4923 Sinix/Reliant Unix binaries.
4925 2005-08-03 Richard Henderson <rth@redhat.com>
4928 * function.c (stack_protect_epilogue): Export.
4929 * tree.h (stack_protect_epilogue): Declare.
4930 * calls.c (expand_call): Call it.
4932 2005-08-03 Eric Christopher <echristo@apple.com>
4934 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4935 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4938 2005-08-04 Jan Hubicka <jh@suse.cz>
4940 * profile.c (branch_prob): Split edges with goto locus on them
4941 to get proper line counts.
4942 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4944 2005-08-03 Paul Brook <paul@codesourcery.com>
4946 * function.c (assign_parms): Round current_function_args_size
4947 to PARM_BOUNDARY, not STACK_BOUNDARY.
4949 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4951 * config/i386/i386.c (x86_elf_aligned_common)
4952 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4954 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4956 PR tree-optimization/23157
4957 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4958 before emitting them.
4960 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4962 PR tree-optimization/19899
4963 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4964 * tree-scalar-evolution.c: Include real.h.
4965 (add_to_evolution): Build constant -1 of correct type.
4967 2005-08-03 Jan Hubicka <jh@suse.cz>
4969 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4970 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4971 profile updating for complette unrolling.
4972 * loop-unroll.c (peel_loop_completely): Use it.
4973 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4974 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4977 2005-08-03 Paul Brook <paul@codesourcery.com>
4979 * combine.c (can_change_dest_mode): New function.
4980 (try_combine, simplify_set): Use it.
4982 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4984 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4987 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4989 * doc/install.texi (Specific): Adjust link to openavr.org.
4990 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4991 (Binaries): Adjust HP-UX Porting Center link.
4992 (Binaries): Adjust Free Software Foundation ordering link.
4994 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4996 * convert.c (convert_to_integer): Use fold_build1 instead of
4997 build1 when converting an integer to an integer.
4999 2005-08-02 Richard Henderson <rth@redhat.com>
5001 * combine.c (combine_instructions): Don't use reg_equal/equiv
5002 results if the mode doesn't match.
5004 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5006 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5007 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5009 2005-08-02 Richard Henderson <rth@redhat.com>
5012 * explow.c (memory_address): Remove special-case for
5013 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5015 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5018 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5019 number of calls to cleanup_tree_cfg_1.
5021 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5023 * doc/invoke.texi: document file extensions .F90 and .F95
5025 2005-08-02 Richard Guenther <rguenther@suse.de>
5027 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5028 positive if its first argument is positive.
5030 2005-08-02 Richard Guenther <rguenther@suse.de>
5032 PR tree-optimization/23177
5033 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5036 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5038 PR tree-optimization/23129
5039 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5040 varying for divisions with anti-ranges.
5042 2005-08-02 Jan Hubicka <jh@suse.cz>
5044 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5045 * tree-ssa-threadupdate.c (thread_block): Add it here.
5047 2005-08-01 James E Wilson <wilson@specifix.com>
5049 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5050 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5051 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5053 * config/mips/predicates.md (const_call_insn_operand): Add check for
5054 SYMBOL_REF_LONG_CALL_P.
5055 * doc/extend.texi (long_call): Document the new attribute.
5057 2005-08-01 Ian Lance Taylor <ian@airs.com>
5058 Richard Henderson <rth@redhat.com>
5060 * Makefile.in (RTL_BASE_H): Add real.h.
5061 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5063 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5065 * rtl.c (rtl_check_failed_code_mode): New.
5066 * rtl.h (struct rtx_def): Add u.rv.
5067 (XCMWINT, XCNMPRV): New.
5068 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5069 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5071 2005-08-01 Richard Henderson <rth@redhat.com>
5073 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5074 with auto-inc codes.
5076 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5078 2005-08-01 Jan Hubicka <jh@suse.cz>
5080 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5081 * i386.c: Include dwarf2.h
5082 (asm_preferred_eh_data_format): New.
5083 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5085 2005-08-01 Ian Lance Taylor <ian@airs.com>
5087 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5088 randomize_va_space for virtual address randomization control.
5090 2005-08-01 Steven Bosscher <stevenb@suse.de>
5092 * common.opt (flag_ipa_cp): Put in right place to maintain
5095 2005-08-01 Jan Hubicka <jh@suse.cz>
5097 * profile.c (compute_value_histograms): Fix thinko.
5098 * value-prof.c: Include toplev.h
5099 (check_counter): New function.
5100 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5101 tree_mod_subtract_transform): Add sanity check.
5103 2005-08-01 Richard Guenther <rguenther@suse.de>
5105 PR tree-optimization/23133
5106 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5107 current functions parameter decls to find defs to cse
5110 2005-08-01 Richard Guenther <rguenther@suse.de>
5112 PR tree-optimization/23109
5113 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5114 If trapping math is in effect, use post-dominator information
5115 to check if we'd in any case reach a trapping point before
5116 doing the reciprocal insertion.
5117 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5118 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5119 expressions are invariant only if trapping math is not in effect.
5121 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5123 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5124 cgraph_function_versioning): New declarations.
5125 * cgraphunit.c: Add include to ipa-prop.h.
5126 (update_call_expr, cgraph_copy_node_for_versioning,
5127 cgraph_function_versioning): New functions.
5128 * integrate.c (copy_decl_for_inlining): Remove.
5129 * ipa-prop.h (ipa_replace_map): New struct.
5130 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5131 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5132 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5133 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5134 ipcp_iterate_stage, ipcp_method_scale_print,
5135 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5136 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5137 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5138 ipcp_update_bb_counts, ipcp_update_profiling,
5139 ipcp_update_edges_counts): New functions.
5140 (ipcp_method_cval_init): Remove restriction regarding local methods.
5141 (ipcp_init_stage): Add ipcp_method_compute_scale.
5142 (ipcp_insert_stage): Add versioning.
5143 (ipcp_structures_print): Add ipcp_method_scale_print.
5144 (ipcp_driver): Dump profiling info.
5145 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5146 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5147 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5148 (struct inline_data): Add versioning_p, ipa_info, new fields.
5149 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5150 declare_return_variable): Replace calls to copy_decl_for_inlining with
5152 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5154 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5155 Add argument VERSIONING.
5156 (copy_arguments_for_versioning, copy_static_chain,
5157 function_versionable_p, tree_versionable_function_p,
5158 tree_function_versioning, replace_ref_tree): New functions.
5159 * tree-inline.h: Include varray.h.
5160 (tree_versionable_function_p, tree_function_versioning,
5161 tree copy_decl_for_dup): New declarations.
5163 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5165 * ipa-cp.c: New file. Contains IPCP specific functionality.
5166 * ipa-prop.h: New file. Contains structures/definitions that can be
5167 used by several interprocedural data flow optimizations (and also IPCP).
5168 * ipa-prop.c: New file.
5169 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5170 * common.opt: Add ipa-cp flag.
5171 * timevar.def: Add IPCP optimization.
5172 * tree-optimize.c (init_tree_optimization_passes): Schedule
5174 * tree-pass.h (pass_ipa_cp): Declare.
5176 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5178 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5179 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5180 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5181 config/i386/i386.c, config/mips/mips.h,
5182 config/rs6000/rs6000.h, config/sh/sh.c,
5183 config/stormy16/stormy16.c: Fix comment typos.
5185 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5188 * c-typeck.c (build_binary_op): Use common_type wrapper on
5190 (common_type): Update comment.
5192 2005-07-31 Steven Bosscher <stevenb@suse.de>
5195 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5196 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5197 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5199 2005-07-31 Jan Hubicka <jh@suse.cz>
5201 * pretty-print.h (pp_widest_integer): New macro.
5202 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5205 2005-07-31 Jan Hubicka <jh@suse.cz>
5207 * output.h (enum section_category): Export from varasm.c
5208 (categorize_decl_for_section): Likewise.
5209 * varasm.c (enum section_category): Kill.
5210 (categorize_decl_for_section): Make global.
5211 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5213 * i386.c (ix86_section_threshold): New static variable.
5214 (ix86_in_large_data_p, ix86_encode_section_info,
5215 x86_64_elf_unique_section,
5216 x86_64_elf_select_section): New functions.
5217 (TARGET_ENCODE_SECTION_INFO): Define
5218 (override_options): Enable medium model for PIC.
5219 (ix86_expand_prologue): Expand gen_set_got_rex64.
5220 (legitimate_constant_p): Handle new UNSPECs.
5221 (legitimate_pic_address_disp_p): Likewise.
5222 (legitimize_pic_address): Lower MEDIUM model addressing.
5223 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5224 (enum cmodel): Add MEDIUM_PIC.
5225 (SYMBOL_REF_FAR_ADDR_P): New macro.
5226 (SYMBOL_FLAG_FAR_ADDR): New flag.
5227 * i386.md (movdi): Support medium model.
5228 (set_got_rex64): New pattern.
5229 * i386.opt (mlarge-data-threshold): New flag.
5230 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5231 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5232 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5233 TARGET_ASM_UNIQUE_SECTION): New.
5235 * invoke.texi (-mlarge_data_threshold): Document
5237 2005-07-31 Jan Hubicka <jh@suse.cz>
5239 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5240 (coalesce_vars): Likewise.
5241 * tree-ssa-live.c (coalesce_cost): New.
5242 (build_tree_conflict_graph): Use coalesce_cost.
5243 * tree-ssa-live.h (coalesce_cost): Declare.
5245 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5247 * arm.md (all peepholes for post-increment operations): Delete.
5248 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5249 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5250 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5251 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5252 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5254 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5256 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5259 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5262 * doc/invoke.texi: Document -rdynamic.
5264 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5267 * c-parser.c (c_parser_parms_list_declarator): Call
5268 mark_forward_parm_decls.
5269 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5270 decls with visibility structure.
5272 2005-07-30 Paul Brook <paul@codesourcery.com>
5274 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5276 2005-07-30 Paul Brook <paul@codesourcery.com>
5278 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5280 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5282 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5284 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5287 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5288 nested function declarators.
5289 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5290 (grokparms): Call warn_if_shadowing for parameters used within the
5292 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5293 not used within the parameter list.
5294 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5296 2005-07-30 Jan Hubicka <jh@suse.cz>
5298 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5299 * i386.c (ix86_fixup_binary_operands): Likewise.
5300 (ix86_expand_unary_operator): Likewise.
5301 (ix86_expand_fp_absneg_operator): Likewise.
5302 * optabs.c (expand_vec_cond_expr): Validate dest.
5304 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5307 * real.c (real_from_string): Also set last bit if there is a
5308 nonzero hex digit beyond GCC's internal precision after ".".
5310 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5312 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5313 define_constants. Change duplicate values to unassigned numbers.
5314 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5315 (*altivec_vspltsf): New.
5316 (altivec_vperm_v4sf): Delete.
5317 (altivec_vperm_<mode>): Use mode macro V.
5318 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5319 (altivec_predicate_v4sf): Delete.
5320 (altivec_predicate_<mode>): Use mode macro V.
5321 (*altivec_lvesfx): New.
5322 (*altivec_stvesfx): New.
5323 (vec_realign_load_v4sf): Delete.
5324 (vec_realign_load_<mode>): Use mode macro V.
5325 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5328 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5331 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5333 * configure: Regenerated.
5335 2005-07-29 Paul Brook <paul@codesourcery.com>
5337 * doc/install.texi: Add link to GFortran binaries wiki page.
5339 2005-07-29 David Ung <davidu@mips.com>
5341 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5342 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5343 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5344 * config/mips/mips.md (cpu): Add 5kf name.
5345 (includes): Includes 5k.md.
5346 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5347 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5350 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5353 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5354 (cleanup_tree_cfg): ... here.
5355 Call cleanup_tree_cfg_1 until there are no more cleanups to
5358 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5360 * tree-vrp.c (compare_range_with_value): Return true or false
5361 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5362 EQ_EXPR respectively.
5364 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5366 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5369 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5371 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5372 (tree_ssa_dominator_optimize): Increment it.
5373 (dump_dominator_optimization_stats): Print it.
5375 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5376 Steven Bosscher <stevenb@suse.de>
5378 PR rtl-optimization/23117
5379 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5380 when head == tail. Tidy comment.
5382 2005-07-28 Richard Henderson <rth@redhat.com>
5384 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5385 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5386 * jump.c (rtx_renumbered_equal_p): Likewise.
5387 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5388 CONST_INT and CONST_DOUBLE.
5389 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5390 * reload.c (operands_match_p): Special case CONST_INT and
5391 CONST_DOUBLE; check mode earlier.
5393 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5396 * c-typeck.c (convert_for_assignment): Do not check
5397 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5399 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5402 * c-typeck.c (composite_type): Prefer constant size arrays to
5405 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5408 * real.c (real_from_string): Set last bit if there is a nonzero
5409 hex digit beyond GCC's internal precision.
5411 2005-07-28 Richard Henderson <rth@redhat.com>
5414 * cfgcleanup.c (try_forward_edges): Watch out for end of
5417 2005-07-28 James E Wilson <wilson@specifixinc.com>
5420 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5422 2005-07-28 Jan Hubicka <jh@suse.cz>
5424 * Makefile.in (rtl-profile.o): Kill all traces of it.
5425 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5426 * coverage.h (rtl_coverage_counter_ref): Kill.
5427 * opts.c (flag_speculative_prefetching_set): Kill.
5428 (flag_loop_optimize_set): New.
5429 (common_handle_option): Disable loop optimizer when profiling;
5430 do not handle speculative prefetching.
5431 * passes.c (init_optimization_passes): Replace pass_profiling combo
5432 by branch_prob pass.
5433 * profile.c (compute_value_histograms): Update for simplified value
5435 (rtl_register_profile_hooks): Kill.
5436 (pass_profiling): Kill.
5437 (rest_of_handle_branch_prob): Do not profile.
5438 * toplev.c (process_options): Remove speculative prefetching.
5439 * toplev.h (flag_tree_based_profiling): Kill.
5440 * tree-profile.c (prepare_instrumented_value,
5441 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5442 tree_gen_one_value_profiler, do_tree_profiling): Update for
5443 simplified datastructures.
5444 * value-prof.c: Add comment that speculative prefetching was dropped;
5445 update rest of file for simplified datastructures.
5446 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5447 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5448 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5449 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5450 rtl_mod_subtract, gen_speculative_prefetch,
5451 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5452 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5453 (gate_handle_value_profile_transformations,
5454 rest_of_handle_value_profile_transformations,
5455 pass_value_profile_transformations): Kill.
5456 * value-prof.h (histogram_value_t): Remove IL based unions.
5457 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5458 rtl_profile_hooks): Remove hooks.
5460 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5462 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5463 (cgraph_clone_node): Likewise.
5464 * cgraph.h (cgraph_clone_edge): Update prototype.
5465 (cgraph_clone_node): Likewise.
5466 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5468 (lookup_recursive_calls): Consider profile.
5469 (cgraph_decide_recursive_inlining): Fix updating; use new
5470 probability argument; use profile.
5471 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5472 * tree-inline.c (copy_bb): Update clal of clone_edge.
5473 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5475 * invoke.texi (min-inline-recursive-probability): Document.
5477 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5479 * doc/install.texi (Configuration): Update Valgrind homepage.
5481 2005-07-28 Richard Henderson <rth@redhat.com>
5484 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5485 labels we want to delete.
5486 (cfg_layout_merge_blocks): Likewise.
5488 2005-07-28 Richard Henderson <rth@redhat.com>
5491 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5492 when expanding to nothing.
5494 2005-07-28 Josh Conner <jconner@apple.com>
5496 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5497 (cgraph_decide_inlining_of_small_functions): Likewise.
5499 2005-07-28 Josh Conner <jconner@apple.com>
5501 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5502 direction of badness if negative.
5503 (cgraph_default_inline_p): Add reason to parameters, and assign it
5505 (cgraph_decide_inlining_of_small_functions): New parameter in call
5506 to cgraph_default_inline_p.
5507 (cgraph_decide_inlining_incrementally): Likewise.
5508 * cgraphunit.c (decide_is_function_needed): Likewise.
5509 * cgraph.h (cgraph_default_inline_p): Likewise.
5511 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5513 * builtins.c: Fix comment typo(s).
5514 * genautomata.c: Likewise.
5515 * gimplify.c: Likewise.
5516 * tree-dfa.c: Likewise.
5517 * tree-flow-inline.h: Likewise.
5518 * tree-into-ssa.c: Likewise.
5519 * tree-ssa-alias.c: Likewise.
5520 * tree-ssa-ccp.c: Likewise.
5521 * tree-ssa-copy.c: Likewise.
5522 * tree-ssa-dce.c: Likewise.
5523 * tree-ssa-dom.c: Likewise.
5524 * tree-ssa-operands.c: Likewise.
5525 * tree-tailcall.c: Likewise.
5526 * tree-vectorizer.c: Likewise.
5527 * tree-vrp.c: Likewise.
5530 2005-07-28 Jeff Law <law@redhat.com>
5532 * tree-vrp.c (test_for_singularity): Extracted from ...
5533 (simplify_cond_using_ranges): Attempt to simplify a relational
5534 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5536 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5538 PR tree-optimization/22506
5539 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5540 phis whose argument is constant.
5542 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5544 PR rtl-optimization/18992
5545 Back out this patch:
5546 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5547 PR optimization/12142
5548 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5549 uses of the register in the SET_SRC. Remove unnecessary argument.
5551 Replace it with this:
5552 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5553 if flag_non_call_exceptions is set and the insn may trap, pass
5554 pc_rtx as dest for recursion.
5555 In SET_SRC part of SET case, if dest is already set, pass it down
5558 2005-07-28 Jan Hubicka <jh@suse.cz>
5560 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5561 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5562 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5564 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5565 profile when available.
5567 2005-07-28 Jan Beulich <jbeulich@novell.com>
5569 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5570 (ia64_print_operand): Describe and handle 'X'.
5571 (ia64_register_move_cost): Also handle FP_REGS.
5572 (ia64_preferred_reload_class): Likewise.
5573 (ia64_secondary_reload_class): Likewise.
5574 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5575 it. Also check for ITANIUM_CLASS_FLDP.
5576 * config/ia64/ia64.h (FP_REGNO_P): New.
5577 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5578 (reg_class): Add FP_REGS.
5579 (REG_CLASS_NAMES): Adjust for it.
5580 (REG_CLASS_CONTENTS): Likewise.
5581 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5582 (REG_CLASS_FROM_LETTER): Handle 'x'.
5583 (CLASS_MAX_NREGS): Handle FP_REGS.
5584 (MEMORY_MOVE_COST): Likewise.
5585 * config/ia64/ia64.md (itanium_class): Add fldp.
5586 (type): Handle fldp.
5587 (movti_internal): More allowable operand combinations. Use ldfp8 when
5588 splitting unnecessary. Remove predicable attribute. Adjust
5589 itanium_class attribute.
5590 (smuldi3_highpart): Remove outdated comment.
5591 (mulditi3, umulditi3, rotlti3): New expanders.
5592 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5593 (absti2): Disabled new insn for future reference.
5594 Respective new splitters.
5595 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5596 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5597 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5599 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5601 PR rtl-optimization/23047
5602 * simplify-rtx.c (simplify_const_relational_operation): Respect
5603 flag_wrapv for comparisons with ABS.
5605 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5607 PR tree-optimization/22493
5608 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5609 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5611 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5613 * config/frv/frv.opt (moptimize-membar): New.
5615 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5617 * config/frv/frv.h: Remove machine_function definition.
5619 * config/frv/frv.c (struct frv_io): New.
5620 (struct machine_function): Moved from frv.h. Add has_membar_p.
5621 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5622 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5623 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5624 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5625 (frv_reorg): Call frv_optimize_membar when appropriate.
5626 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5627 (frv_expand_builtin): Adjust calls accordingly.
5628 (frv_io_address_cookie): New function.
5629 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5630 load or store rather than a special insn. Add ccnstant address and
5631 io-type operands to the membar.
5632 (frv_ifcvt_modify_tests): Unsign regno.
5633 (frv_ifcvt_modify_tests): Same.
5635 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5636 UNSPEC_OPTIONAL_MEMBAR constant.
5637 (builtin_read_<mode>): Delete.
5638 (builtin_write_<mode>): Delete.
5639 ("optional_membar_<mode>"): Add operand.
5641 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5642 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5643 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5644 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5645 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5646 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5647 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5648 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5649 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5651 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5653 * df.c (df_uses_record): Handle SCRATCH.
5655 2005-07-28 Steven Bosscher <stevenb@suse.de>
5658 * passes.c (rest_of_decl_compilation): If decl is a type and
5659 we have encountered errors, don't emit debug information.
5661 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5663 * params.def: Fixed comment.
5665 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5668 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5669 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5670 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5672 2005-07-27 Steven Bosscher <stevenb@suse.de>
5675 * varasm.c (assemble_start_function): Don't do anything that may
5676 require a CFG if the current function is a thunk.
5678 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5680 * doc/install.texi (Prerequisites): Mention that perl is needed
5681 to do export control in libstdc++ targetting Darwin.
5683 2005-07-27 Steven Bosscher <stevenb@suse.de>
5685 PR rtl-optimization/17808
5686 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5687 (sched_insns_conditions_mutex_p): Split out from...
5688 (add_dependence): ...here. But don't call it from here.
5689 (add_dependence_list): Check sched_insns_conditions_mutex_p
5690 before calling add_dependence.
5691 (add_dependence_list_and_free): Likewise.
5692 (fixup_sched_groups): Likewise.
5693 (sched_analyze_1): Likewise.
5694 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5695 (sched_analyze): Likewise.
5696 (sched_analyze_insn): Likewise.
5697 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5698 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5699 dependencies on all COND_EXEC insns to jumps ending basic blocks
5700 when doing intrablock scheduling.
5701 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5703 2005-07-27 Jeff Law <law@redhat.com>
5705 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5706 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5707 equivalency sets, correctly handle the case were vr0 has an
5708 equivalency set, but vr1 does not.
5710 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5712 PR tree-optimization/23073
5713 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5714 vect_print_dump_info before fprintf.
5716 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5718 PR tree-optimize/22348
5719 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5720 Fold the partial computation.
5722 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5724 PR tree-optimization/22325
5725 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5727 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5729 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5730 (force_var_cost): ... this function.
5731 (compute_phi_arg_on_exit): Export.
5733 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5735 PR tree-optimization/20773
5736 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5739 2005-07-27 Richard Guenther <rguenther@suse.de>
5741 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5742 Avoid pushing again if current struct contains only
5743 fields we decomposed.
5745 2005-07-27 Jan Hubicka <jh@suse.cz>
5747 PR tree-optimization/22574
5748 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5751 * tree-tailcall.c (decrease_profile): New function.
5752 (eliminate_tail_call): Use it.
5754 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5755 visibility flags correctly in whole program mode.
5757 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5759 PR rtl-optimization/22472
5760 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5762 2005-07-26 Steven Bosscher <stevenb@suse.de>
5764 PR tree-optimization/22504
5765 * tree-complex.c (expand_complex_addition): Use 'code' instead
5766 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5768 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5770 * config.gcc (cpu_type): Add frv case.
5771 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5772 (supported_defaults): Add fr550 case.
5774 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5777 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5778 whether a pointer of type T * may point to objects of type T *.
5780 2005-07-26 DJ Delorie <dj@redhat.com>
5782 * configure: Regenerate.
5784 2005-07-26 Dale Johannesen <dalej@apple.com>
5786 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5788 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5790 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5791 Clarify use of "build" in name.
5793 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5795 * doc/extend.texi (Raw read/write Functions): New section.
5796 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5797 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5798 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5799 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5800 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5801 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5802 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5803 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5804 * config/frv/frv.c: Add bdesc_loads global.
5805 Add bdesc_stores global.
5806 (frv_init_builtins): Add support for __builtin_{read/write}*.
5807 (frv_volatile_memref): New.
5808 (frv_expand_load_builtin): New.
5809 (frv_expand_store_builtin): New.
5810 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5811 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5812 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5813 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5814 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5815 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5816 (builtin_read_<mode>): New.
5817 (builtin_write_<mode>): New.
5818 (builtin_write64): New.
5819 (optional_membar_<mode>): New.
5821 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5823 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5824 (rather than units) against HOST_BITS_PER_WIDE_INT.
5826 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5828 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5829 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5830 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5831 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5834 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5835 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5836 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5838 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5840 2005-07-26 Richard Guenther <rguenther@suse.de>
5842 PR tree-optimization/22486
5843 * fold-const.c (fold_unary): Fold away useless component
5844 references of the form (T *)&T.x, if the address
5847 2005-07-25 James E Wilson <wilson@specifixinc.com>
5849 * dwarf2out.c (add_call_src_coords_attributes): New.
5850 (gen_inlined_subroutine_die): Call it.
5851 (maybe_emit_file, init_file_table): Add comments.
5852 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5854 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5855 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5856 * tree.h (BLOCK_SOURCE_LOCATION): New.
5857 (struct tree_block): New field locus.
5859 2005-07-26 Andreas Schwab <schwab@suse.de>
5861 PR rtl-optimization/23043
5862 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5863 when allocating a struct unoccr.
5865 2005-07-25 Richard Henderson <rth@redhat.com>
5868 * tree-complex.c (gate_no_optimization): True if errors.
5869 * Makefile.in (tree-complex.o): Update dependencies.
5871 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5873 * config/frv/predicates.md (integer_register_operand): Use
5876 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5879 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5881 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5883 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5885 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5886 types when flag_unsafe_math_optimizations is true.
5888 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5890 * gcc.c (option_map): Add --sysroot.
5891 (process_command): Handle --sysroot.
5892 (display_help): Document it.
5893 * doc/cppopts.tex (-isysroot): Document.
5894 * doc/invoke.texi (--sysroot): Document.
5895 * doc/install.texi (--with-build-sysroot): Document.
5897 * Makefile.in (inhibit_libc): New variable.
5898 (INHIBIT_LIBC_CFLAGS): Likewise.
5899 (LIBGCC2_CFLAGS): Include
5900 $(INHIBIT_LIBC_CFLAGS).
5901 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5902 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5903 ($(T)crtend.o): Likewise.
5904 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5905 ($(T)crtendS.o): Likewise.
5906 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5907 ($(T)crtendT.o): Likewise.
5908 (stmp-fixinc): Do not complain about missing headers if
5910 * configure.ac (inhibit_libc): Set it to true/false.
5911 (--with-build-sysroot): New option. Use it to set
5913 * configure: Regenerated.
5915 2005-07-25 Manfred Hollstein <mh@suse.com>
5917 * calls.c (store_one_arg): Fix unsigned comparison warning.
5919 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5922 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5923 (ggc_print_statistics): Initialize variable before use.
5925 2005-07-25 Richard Guenther <rguenther@suse.de>
5927 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5928 calling with a PHI_NODE argument.
5930 * tree-flow-inline.h (overlap_subvar): Protect against
5933 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5935 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5936 * configure: Regenerate.
5938 2005-07-25 Ira Rosen <irar@il.ibm.com>
5940 * expr.c (highest_pow2_factor): Make extern.
5941 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5942 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5943 record_array_differ_p, array_ptr_differ_p): Likewise.
5944 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5945 additional cases. Call the above functions.
5946 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5947 base_object_differ_p when there are two base objects. Otherwise, compare
5948 base address and offset. Call may_alias_p.
5949 (dump_data_reference): Use a correct field name.
5950 (analyze_array): Make static. Initialize new data-ref fields.
5951 (analyze_indirect_ref): New function.
5952 (init_data_ref): Initialize new data-ref fields.
5953 (strip_conversion): Moved from tree-vect-analyze.c.
5954 (analyze_offset_expr, get_ptr_offset, address_analysis,
5955 object_analysis): Likewise.
5956 (analyze_offset): New function.
5957 (create_data_ref): Likewise.
5958 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5959 dimensions for ARRAY_REFs only.
5960 (build_classic_dist_vector): Make static.
5961 (access_functions_are_affine_or_constant_p): Call macro to get the
5962 address of access functions.
5963 (compute_all_dependences): Add new parameter
5964 compute_self_and_read_read_dependences. Compute self and read-read
5965 dependences if it is true.
5966 (find_data_references_in_loop): Call create_data_ref. Initialize new
5968 (compute_data_dependences_for_loop): Add new parameter
5969 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5970 compute nb_loops. Call compute_all_dependences,
5971 build_classic_dist_vector and build_classic_dir_vector with correct
5973 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5974 with correct parameters. Compare dimensions for ARRAY_REFs only.
5975 (free_data_refs): Call macro to free access functions.
5976 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5977 fields from stmt_vinfo.
5978 (struct base_object_info): New structure.
5979 (struct data_reference): Move fields to base_object_info. Add fields
5980 first_location and object_info for above structures. Move fields from
5981 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5982 aligned_to. Add macros to access the new fields.
5983 Update functions declarations.
5984 * tree-flow.h (is_aliased_with): Declare.
5985 * tree-loop-linear.c (linear_transform_loops): Call
5986 compute_data_dependences_for_loop with correct parameters.
5987 * tree-ssa-alias.c (is_aliased_with): New function.
5988 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5989 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5990 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5991 vect_base_addr_differ_p, compute_subscript_distance and
5992 build_classic_dist_vector. Add printings. Check absolute value of
5994 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5996 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5997 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5998 to bytes. Add printing.
5999 (vect_compute_data_refs_alignment): Go through loads and stores in one
6001 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6002 vect_analyze_data_ref_access): Likewise.
6003 (vect_analyze_pointer_ref_access): Remove.
6004 (vect_address_analysis, vect_object_analysis): Likewise.
6005 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6006 and analyze data-refs in the loop.
6007 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6008 fields of data-ref instead of stmt. Add init to the offset from the
6010 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6011 (vect_update_init_of_dr): Likewise.
6012 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6013 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6015 (new_loop_vec_info): Initialize new fields.
6016 (destroy_loop_vec_info): Free new fields.
6017 (vect_strip_conversion): Remove.
6018 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6019 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6020 datarefs. Add new field ddrs.
6021 Add macros for the new fields access.
6022 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6023 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6024 Remove their macros.
6025 * tree.h (highest_pow2_factor): Declare.
6027 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6029 * calls.c (store_one_arg): Check for sibling call MEM arguments
6030 from already clobbered incoming argument area.
6032 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6034 * c-common.c (check_missing_format_attribute): New.
6035 * c-common.h (check_missing_format_attribute): Likewise.
6036 * c-typeck.c (convert_for_assignment): Use it.
6038 2005-07-24 Andreas Schwab <schwab@suse.de>
6040 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6041 register use a word move. Correct operand of ext.w in 68000 code.
6043 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6045 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6046 variables as declarations, rather than definitions.
6048 2005-07-24 Ira Rosen <irar@il.ibm.com>
6050 PR tree-optimization/22526
6051 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6054 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6056 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6057 that C99 reserve for future use. Use it to define clog10,
6058 clog10f and clog10l.
6060 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6063 * configure.ac: Check for -Wmissing-format-attribute.
6065 * configure: Regenerate.
6067 2005-07-23 Richard Henderson <rth@redhat.com>
6069 PR tree-optimization/22623
6070 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6072 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6075 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6077 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6079 * Makefile.in (C_TREE_H): Update dependencies.
6080 * c-tree.h: Include toplev.h.
6081 * diagnostic.h (diagnostic_set_info): Add format attribute.
6082 * rtl-error.c (diagnostic_for_asm): Likewise.
6084 2005-07-23 Chao-ying Fu <fu@mips.com>
6086 * config/mips/mips-dsp.md: New file.
6087 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6088 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6090 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6091 MIPS_BUILTIN_BPOSGE32.
6092 (mips_expand_builtin_direct): Add one parameter to indicate that
6093 builtin functions need to return a value.
6094 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6096 (mips_regno_to_class): Add classes for 12 new DSP registers.
6097 (mips_subword): Change to check four HI registers.
6098 (mips_output_move): Output move to and from 6 new DSP accumulators.
6099 (override_options): Make sure -mdsp and -mips16 are not used together.
6100 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6102 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6104 (print_operand): Add 'q' for printing DSP accumulators.
6105 (mips_cannot_change_mode_class): Check ACC_REGS.
6106 (mips_secondary_reload_class): Check ACC_REGS.
6107 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6108 (mips_register_move_cost): Check ACC_REGS.
6109 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6110 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6111 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6112 (dsp_bdesc): New array.
6113 (bdesc_arrays): Add DSP builtin function table.
6114 (mips_prepare_builtin_arg): Check predicate again after
6116 (mips_expand_builtin): Add one more parameter to
6117 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6118 MIPS_BUILTIN_BPOSGE32.
6119 (mips_init_builtins): Initialize new function types.
6120 (mips_expand_builtin_direct): Check if builtin functions need to
6121 return a value and pass operands properly.
6122 (mips_expand_builtin_bposge): New function.
6123 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6124 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6125 (FIRST_PSEUDO_REGISTER): Increase to 188.
6126 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6127 Update for 12 new DSP registers.
6128 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6129 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6130 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6131 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6132 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6133 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6134 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6135 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6136 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6137 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6138 (REGISTER_NAMES): Add names for 12 new DSP registers.
6139 * config/mips/mips.md: Include mips-dsp.md.
6140 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6141 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6142 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6143 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6144 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6145 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6146 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6147 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6148 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6149 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6150 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6151 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6152 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6153 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6154 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6155 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6156 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6157 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6158 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6159 (UNSPEC_RDDSP): New constants.
6160 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6161 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6163 * config/mips/mips.opt (-mdsp): New option.
6164 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6165 (reg_imm10_operand): New predicates.
6166 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6167 * doc/invoke.texi (-mdsp): Document new option.
6169 2005-07-22 DJ Delorie <dj@redhat.com>
6171 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6173 * tree-inline.c (inlinable_function_p): Likewise.
6175 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6178 * toplev.c (check_global_declarations): Do not mark undefined
6179 variables as DECL_IGNORED_P.
6180 * varasm.c (first_global_object_name): GTY it.
6181 (weak_global_object_name): Likewise.
6182 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6183 a string to go into {weak,first}_global_object_name.
6185 2005-07-22 DJ Delorie <dj@redhat.com>
6187 * c-format.c (check_function_format): Change warning control
6188 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6190 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6192 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6193 &PTR->FLD a dereference of PTR.
6194 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6195 a potential dereference of PTR.
6197 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6199 PR rtl-optimization/20370
6200 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6201 call allocate_reg_info if necessary.
6203 PR rtl-optimization/21848
6204 * calls.c (emit_library_call_value_1): For const functions, add
6205 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6207 PR rtl-optimization/22445
6208 * cselib.c (target.h): Include.
6209 (rtx_equal_for_cselib_p): Allow commutative matches.
6210 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6211 Remove MODE parameter. Changed all callers.
6213 PR rtl-optimization/22258
6214 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6216 (try_combine): Use likely_spilled_retval_p.
6218 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6220 * config.gcc: Add crx-elf support.
6222 * doc/contrib.texi: Mention crx.
6223 * doc/extend.texi: Document crx extensions.
6224 * doc/install.texi: Document crx install.
6225 * doc/invoke.texi: Document crx options.
6226 * doc/md.texi: Document crx constraints.
6228 * config/crx/crx-protos.h: New file.
6229 * config/crx/crx.c: New file.
6230 * config/crx/crx.h: New file.
6231 * config/crx/crx.md: New file.
6232 * config/crx/crx.opt: New file.
6233 * config/crx/t-crx: New file.
6235 2005-07-22 Manfred Hollstein <mh@suse.com>
6237 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6239 (int_add_graph_edge): Likewise.
6240 (collapse_nodes): Likewise.
6241 (process_unification_queue): Likewise.
6243 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6244 Laurent GUERBY <laurent@guerby.net>
6246 PR tree-optimization/22336
6247 * function.c (record_block_change): Check for
6248 cfun->ib_boundaries_block.
6250 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6252 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6253 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6255 2005-07-21 DJ Delorie <dj@redhat.com>
6257 * toplev.c (warn_deprecated_use): Add warning control to warning
6259 * c-typeck.c (parser_build_binary_op): Likewise.
6260 (c_finish_if_stmt): Likewise.
6261 * c-common.c (check_function_sentinel): Likewise.
6262 (check_nonnull_arg): Likewise.
6264 2005-07-21 Richard Henderson <rth@redhat.com>
6267 * tree-complex.c (complex_ssa_name_components): New.
6268 (cvc_lookup): Allow entry not found.
6269 (create_components): Remove.
6270 (create_one_component_var, get_component_var): New.
6271 (get_component_ssa_name, set_component_ssa_name): New.
6272 (extract_component): Use get_component_ssa_name.
6273 (update_complex_components): Use set_component_ssa_name.
6274 (update_complex_components_on_edge): Likewise.
6275 (update_phi_components): Create new PHI nodes directly, instead
6276 of adding insns to edges.
6277 (tree_lower_complex): Allocate and free complex_variable_components
6278 and complex_ssa_name_components here.
6280 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6282 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6283 revert to returning false.
6285 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6288 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6290 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6293 * config/i386/i386.md (cmpxf): Change operand constraints
6294 to "nonmemory_operand".
6296 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6298 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6300 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6303 * fold-const.c (fold_build1): Add checksum for the operands.
6304 (fold_build2): Likewise.
6305 (fold_build3): Likewise.
6307 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6310 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6312 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6314 * common.opt (-fforward-propagate): Committed by mistake,
6317 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6319 * reg-stack.c: Fix comment typo(s).
6320 * tree-ssa-operands.c: Likewise.
6321 * tree-vectorizer: Likewise.
6323 2005-07-21 Nick Clifton <nickc@redhat.com>
6325 * config/sh/symbian.c: Replace C++ style line comments with C
6326 style line comments.
6327 (symbian_add_attribute): Do not use a ? operator on the LHS of
6329 (sh_symbian_handle_dll_attribute): Change the type of the
6330 method vector to "VEC(tree,gc)*" and use vector accessor
6331 macros to walk over the elements.
6332 (symbian_export_vtable_and_rtti_p): Likewise.
6333 (symbian_class_needs_attribute_p): Likewise.
6335 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6338 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6339 initialize targetm.resolve_overloaded_builtin here.
6340 (altivec_expand_overloaded_builtin): Make it non-static.
6341 * config/rs6000/rs6000-protos.h
6342 (altivec_expand_overloaded_builtin): New prototype.
6343 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6344 targetm.resolve_overloaded_builtin here.
6345 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6347 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6348 Zdenek Dvorak <dvorakz@suse.cz>
6350 PR tree-optimization/19210
6351 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6353 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6354 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6355 rely on unproven assumptions.
6356 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6357 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6358 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6359 to number_of_iterations_exit.
6360 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6361 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6362 * tree-ssa-loop-niter.c (find_loop_niter,
6363 estimate_numbers_of_iterations_loop): Likewise.
6364 (number_of_iterations_exit): Honor the new options.
6365 * doc/invoke.texi (Wunsafe-loop-optimizations,
6366 funsafe-loop-optimizations): Document them.
6368 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6370 PR rtl-optimization/22167
6371 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6373 2005-07-20 Adam Nemet <anemet@lnxw.com>
6375 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6376 __do_global_dtors_aux longcall.
6378 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6380 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6381 (old_special_pred_table): Don't reference
6382 SPECIAL_MODE_PREDICATES.
6383 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6384 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6385 * config/sh/predicates.h: Don't mention
6386 SPECIAL_MODE_PREDICATES.
6387 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6390 2005-07-20 DJ Delorie <dj@redhat.com>
6392 * config.gcc: Add m32c-elf support.
6394 * doc/contrib.texi: Mention m32c.
6395 * doc/extend.texi: Document m32c extensions.
6396 * doc/install.texi: Mention m32c.
6397 * doc/invoke.texi: Document m32c options.
6398 * doc/md.texi: Document m32c constraints.
6400 * config/m32c/addsub.md: New file.
6401 * config/m32c/bitops.md: New file.
6402 * config/m32c/cond.md: New file.
6403 * config/m32c/jump.md: New file.
6404 * config/m32c/m32c-lib1.S: New file.
6405 * config/m32c/m32c-lib2.c: New file.
6406 * config/m32c/m32c-modes.def: New file.
6407 * config/m32c/m32c-pragma.c: New file.
6408 * config/m32c/m32c-protos.h: New file.
6409 * config/m32c/m32c.abi: New file.
6410 * config/m32c/m32c.c: New file.
6411 * config/m32c/m32c.h: New file.
6412 * config/m32c/m32c.md: New file.
6413 * config/m32c/m32c.opt: New file.
6414 * config/m32c/minmax.md: New file.
6415 * config/m32c/mov.md: New file.
6416 * config/m32c/muldiv.md: New file.
6417 * config/m32c/predicates.md: New file.
6418 * config/m32c/prologue.md: New file.
6419 * config/m32c/shift.md: New file.
6420 * config/m32c/t-m32c: New file.
6422 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6424 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6425 (stack_protect_set, stack_protect_test): New expanders.
6426 (stack_protect_set_si, stack_protect_set_si_media,
6427 stack_protect_set_di_media, stack_protect_test_si,
6428 stack_protect_test_si_media, stack_protect_test_di_media):
6431 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6433 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6435 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6437 * tree.h (tree_expr_nonzero_p): Export.
6438 * fold-const.c (tree_expr_nonzero_p): Likewise.
6439 Return true for CALL_EXPRs that are alloca calls.
6440 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6442 * tree-flow.h (expr_computes_nonzero): Remove.
6443 * tree-vrp.c (expr_computes_nonzero): Remove.
6444 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6445 (extract_range_from_unary_expr): Likewise.
6446 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6447 tree_expr_nonzero_p.
6449 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6451 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6452 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6453 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6454 All callers changed.
6455 (frame_related_constant_load): New arg "related" which controls
6456 setting of RTX_FRAME_RELATED_P. All callers changed.
6457 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6458 (bfin_expand_prologue): Add stack limit checking.
6459 * config/bfin/bfin.md (trapifcc): New pattern.
6461 * config/bfin/bfin.c: Include "langhooks.h".
6462 (def_builtin): Go through lang_hooks to call builtin_function.
6464 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6465 * config/bfin/predicates.md (symbol_ref_operand): New.
6466 (call_insn_operand): Delete. All callers changed to use
6467 register_no_elim_operand.
6468 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6470 (function_arg): Use it to generate the call's operand 2.
6471 (bfin_longcall_p): New function.
6472 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6473 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6474 determine if the address needs to be in a REG.
6475 (bfin_handle_longcall_attribute): New function.
6476 (bfin_attribute_table): Add "longcall" and "shortcall".
6477 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6478 (CUMULATIVE_ARGS): New member call_cookie.
6479 (PREDICATE_CODES): Add symbol_ref_operand.
6480 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6481 extra USE to the pattern.
6482 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6483 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6484 sibcall_value_insn; now the new patterns handle direct calls and the
6485 old ones indirect calls.
6486 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6488 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6490 * doc/trouble.texi: Update section on handling of empty loops.
6492 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6494 * config.gcc: Remove support for sparc-*-openbsd*,
6495 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6497 * config.host: Remove support for i860-*-sysv4* as a host.
6498 * config/i860/*, config/ip2k/*, config/ns32k/*,
6499 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6500 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6501 mention obsolete ports.
6503 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6505 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6507 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6508 of frame_pointer_rtx.
6509 (sh_expand_epilogue): Likewise.
6510 (sh_set_return_address): Likewise.
6511 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6512 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6513 offsets from FRAME_POINTER_REGNUM.
6514 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6515 (sh_register_names): Add initializer for sfp.
6516 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6517 (VALID_REGISTER_P): Likewise.
6518 (FIRST_PSEUDO_REGISTER): Update.
6519 (DWARF_FRAME_REGISTERS): Define.
6520 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6521 (HARD_FRAME_POINTER_REGNUM): Define.
6522 (FRAME_POINTER_REGNUM): Redefine.
6523 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6524 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6525 from FRAME_POINTER_REGNUM.
6526 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6527 FRAME_POINTER_REGNUM.
6528 (REG_CLASS_CONTENTS): Add sfp.
6529 (REG_ALLOC_ORDER): Likewise.
6530 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6531 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6532 of frame_pointer_rtx.
6533 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6535 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6537 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6538 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6539 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6541 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6544 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6546 Make CONSTRUCTOR use VEC to store initializers.
6547 * c-common.c (complete_array_type): Update to cope with VEC in
6549 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6550 (pp_c_constructor_elts): New function.
6551 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6552 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6553 struct constructor_stack, struct initializer_stack,
6554 constructor_elements, push_init_level, pop_init_level,
6555 add_pending_init, find_init_member, output_init_element): Update to
6556 cope with VEC in CONSTRUCTOR_ELTS.
6557 * coverage.c (build_fn_info_value, build_ctr_info_value,
6558 build_gcov_info): Likewise.
6559 * expr.c (categorize_ctor_elements_1, store_constructor,
6560 expand_expr_real_1): Likewise.
6561 * fold-const.c (fold_ternary): Likewise.
6562 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6563 gimplify_init_constructor, gimplify_expr): Likewise.
6564 * tree-dump.c (dequeue_and_dump): Likewise.
6565 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6567 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6569 * tree-sra.c (generate_element_init_1): Likewise.
6570 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6571 * tree-ssa-operands.c (get_expr_operands): Likewise.
6572 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6573 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6574 (get_initial_def_for_reduction): Likewise.
6575 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6576 value handle in annotations.
6577 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6578 tree_node_structure): Add support for constr_kind.
6579 (build_vector_from_ctor, build_constructor_single,
6580 build_constructor_from_list): New functions.
6581 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6582 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6583 Update to cope with VEC in CONSTRUCTOR_ELTS.
6584 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6585 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6586 CONSTRUCTOR_APPEND_ELT): New macros.
6587 (struct constructor_elt, struct tree_constructor): New data types.
6588 (union tree_node): Add tree_constructor field.
6589 * treestruct.def: Define TS_CONSTRUCTOR.
6590 * varasm.c (const_hash_1, compare_constant, copy_constant,
6591 compute_reloc_for_constant, output_addressed_constants,
6592 initializer_constant_valid_p, output_constant,
6593 array_size_for_constructor, output_constructor): Update to cope with
6594 VEC in CONSTRUCTOR_ELTS.
6595 * vec.h (VEC_empty, VEC_copy): New macros.
6597 2005-07-19 Devang Patel <dpatel@apple.com>
6599 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6601 2005-07-19 Richard Henderson <rth@redhat.com>
6604 * gimplify.c (gimplify_expr): Use main variant type for the temp
6605 destination for a discarded volatile read.
6606 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6607 casts between non-void types that change volatility.
6609 2005-07-15 DJ Delorie <dj@redhat.com>
6611 * toplev.h: Add comment about the first parameter for warning().
6612 * errors.h: Likewise.
6614 * c.opt (Wpragmas): New.
6615 * doc/invoke.texi: Document it.
6617 * function.c (do_warn_unused_parameter): Add warning control to
6619 * c-decl.c (warn_if_shadowing): Likewise.
6620 * c-lex.c (cb_def_pragma): Likewise.
6621 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6622 (pop_alignment): Likewise.
6623 (handle_pragma_pack): Likewise.
6624 (apply_pragma_weak): Likewise.
6625 (handle_pragma_weak): Likewise.
6626 (handle_pragma_redefine_extname): Likewise.
6627 (add_to_renaming_pragma_list): Likewise.
6628 (handle_pragma_extern_prefix): Likewise.
6629 (maybe_apply_renaming_pragma): Likewise.
6630 (handle_pragma_visibility): Likewise.
6632 * config/c4x/c4x-c.c (BAD): Likewise.
6633 (c4x_parse_pragma): Likewise.
6634 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6635 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6636 (rs6000_pragma_longcall): Likewise.
6637 * config/v850/v850-c.c (pop_data_area): Likewise.
6638 (ghs_pragma_section): Likewise.
6639 (ghs_pragma_section): Likewise.
6640 (ghs_pragma_interrupt): Likewise.
6641 (ghs_pragma_starttda): Likewise.
6642 (ghs_pragma_startsda): Likewise.
6643 (ghs_pragma_startzda): Likewise.
6644 (ghs_pragma_endtda): Likewise.
6645 (ghs_pragma_endsda): Likewise.
6646 (ghs_pragma_endzda): Likewise.
6648 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6649 Kenneth Zadeck <zadeck@naturalbridge.com>
6651 * Makefile.in: Removed tree-promote-statics.c
6652 * tree-promote-statics.c: Removed.
6653 * common.opt: Removed flag-promote-statics.
6655 * passes.c: Removed tree-promote-statics pass.
6656 * tree-pass.h: Ditto.
6657 * timevar.def: Removed TV_PROMOTE_STATICS.
6660 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6662 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6664 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6666 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * c-common.c (check_function_arguments): Call
6670 'check_function_format' if either -Wformat or
6671 -Wmissing-format-attribute are specified.
6672 * c-format.c (check_function_format): Check -Wformat before
6673 calling 'check_format_info'.
6674 * c-opts.c (c_common_post_options): Don't warn for
6675 -Wmissing-format-attribute without -Wformat.
6676 * c-typeck.c (convert_for_assignment): Detect additional cases for
6677 -Wmissing-format-attribute.
6678 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6681 2005-07-19 Richard Guenther <rguenther@suse.de>
6683 * config/i386/i386.md (lrint<mode>2): Use temporary
6684 instead of clobbering non-existent memory.
6686 2005-07-19 Nick Clifton <nickc@redhat.com>
6688 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6689 statement to avoid displaying ASCII control characters.
6691 2005-07-19 Ben Elliston <bje@au.ibm.com>
6693 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6694 * cfganal.c (find_edge_index): Ditto.
6695 * combine.c (combine_instructions): Ditto.
6696 * ddg.c (create_scc): Ditto.
6697 (find_successors): Ditto.
6698 (find_predecessors): Ditto.
6699 (find_nodes_on_paths): Ditto.
6700 (longest_simple_path): Ditto.
6701 * flow.c (update_life_info): Ditto.
6702 (count_or_remove_death_notes): Ditto.
6703 (clear_log_links): Ditto.
6704 * modulo-sched.c (generate_reg_moves): Ditto.
6705 (find_max_asap): Ditto.
6706 (find_max_hv_min_mob): Ditto.
6707 (find_max_dv_min_mob): Ditto.
6708 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6709 * sched-rgn.c (extract_edgelst): Ditto.
6710 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6711 (dump_update_ssa): Ditto.
6712 (ssa_names_to_replace) Ditto.
6713 (switch_virtuals_to_full_rewrite): Ditto.
6714 (update_ssa): Ditto.
6715 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6717 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6719 Fix PR tree-optimization/22483
6721 * tree-complex.c (create_components): Use
6722 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6723 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6724 * tree-flow.h (safe_referenced_var_iterator): New structure.
6725 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6726 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6727 safe_referenced_var iterator.
6728 (add_type_alias): Ditto.
6730 2005-07-19 Steven Bosscher <stevenb@suse.de>
6732 * loop-init.c (rest_of_handle_loop2): Remove.
6733 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6734 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6735 (pass_rtl_loop_init, pass_rtl_loop_done,
6736 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6737 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6738 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6739 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6740 pass_tree_loop_done, and pass_tree_unswitch.
6741 (gate_loop): Rename to gate_tree_loop.
6742 * passes.c (init_optimization_passes): Update for renamed tree
6743 loop passes. Add the new loop2 passes as subpasses of loop2.
6744 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6745 Update for the renamed tree loop passes.
6747 2005-07-18 Ian Lance Taylor <ian@airs.com>
6750 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6751 blocks when optimizing.
6753 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6755 * common.opt (frename-registers): Initialize to 2.
6757 (fgcse-after-reload): Ditto.
6758 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6759 (process_options): Only change flag_web, flag_rename_registers,
6760 and flag_rerun_cse_after_loop if not explicitly set by user.
6762 2005-07-18 Jan Beulich <jbeulich@novell.com>
6764 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6765 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6766 in 64-bit mode the same as DImode in 32-bit mode.
6767 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6768 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6769 mode. Add new mode parameter.
6770 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6771 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6772 x86_64_shift_adj): New expanders.
6773 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6774 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6776 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6777 DImode shift splitters.
6778 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6779 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6782 2005-07-18 Jan Beulich <jbeulich@novell.com>
6784 * i386.md (movdi_extzv_1): New.
6785 (zero_extendhidi2): Combine alternatives and never force use of
6787 (zero_extendqidi2): Likewise. Don't restrict input selection.
6789 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6791 Fix PR tree-optimization/22531
6792 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6795 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6797 * tree-promote-statics.c (pass_promote_statics): Change dump file
6800 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6802 * tree-optimize.c (init_tree_optimization_passes): Add
6803 pass_eliminate_useless_stores pass.
6804 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6805 * tree-ssa-pre.c (is_copy_stmt): New function.
6806 (follow_copies_till_vuse): Ditto.
6807 (do_eustores): Ditto.
6808 (gate_eustores): Ditto.
6810 2005-07-16 Richard Henderson <rth@redhat.com>
6812 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6814 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6815 Kenneth Zadeck <zadeck@naturalbridge.com>
6817 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6818 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6819 ipa-type-escape.h, tree-promote-statics.c
6820 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6821 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6822 tree-promote-statics.c: new files.
6823 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6824 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6825 int nonlocal_set_p, mark_constant_function): Deleted.
6826 (rest_of_handle_cfg): Removed call to mark_constant_function.
6827 (nonoverlapping_component_refs_p): Added calls to support
6828 type based aliasing.
6829 * tree-ssa-alias.c (may_alias_p,
6830 compute_flow_insensitive_aliasing): Ditto.
6831 * calls.c (flags_from_decl_or_type): Removed reference to
6833 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6834 too many arguments. This is necessary for Spec 2000.
6835 * cgraph.h (const_function, pure_function): Removed.
6836 * common.opt: Added "fipa-pure-const", "fipa-reference",
6837 "fipa-type-escape", and "ftree-promote-static".
6839 * passes.c: Added ipa and tree-promote-statics passes.
6840 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6841 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6842 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6843 * tree-flow.h: Added exposed sra calls and addition of
6844 reference_vars_info field for FUNCTION_DECLS.
6845 * tree-pass.h: Added passes.
6846 * tree-sra.c: (sra_init_cache): New function.
6847 (sra_insert_before, sra_insert_after) Made public.
6848 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6850 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6851 aliasing. (may_alias_p): Added code to use type escape analysis to
6853 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6854 code to prune clobbers of static variables based on information
6855 produced in ipa-reference pass. Changed call clobbering so that
6856 statics are not marked as clobbered if the call does not clobber
6859 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6861 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6864 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6866 * doc/install.texi (*-*-solaris2*): Document recommended version
6867 of GNU binutils and mention GNU linker problem on Solaris 10.
6869 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6872 * c-decl.c (c_build_bitfield_integer_type): New function.
6873 (finish_struct): Call it.
6874 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6876 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6878 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6881 2005-07-16 Jan Hubicka <jh@suse.cz>
6883 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6884 (scale_bbs_frequencies_int): Watch roundoff errors.
6885 * predict.c (return_prediction): Initialize return_stmt.
6887 2005-07-16 Jan Hubicka <jh@suse.cz>
6889 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6890 after RTL profiling.
6892 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6895 * fold-const.c (build_range_check): Convert high/low to etype
6896 if we are only comparing against exp.
6898 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6900 Fix PR tree-optimization/22376
6901 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6903 (need_to_solve): New function.
6904 (compute_points_to_sets): Use it.
6906 2005-07-15 Jan Hubicka <jh@suse.cz>
6908 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6909 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6911 2005-07-15 Richard Guenther <rguenther@suse.de>
6913 * c-common.c (handle_flatten_attribute): New function.
6914 Add flatten function attribute.
6915 * doc/extend.texi: Document flatten function attribute.
6916 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6917 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6919 (cgraph_decide_inlining): Handle functions with flatten
6922 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6924 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6925 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6926 UNSPEC_XCHG, UNSPEC_AND): New.
6927 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6928 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6929 * config/rs6000/sync.md (FETCHOP): New code macro.
6930 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6932 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6933 (sync_compare_and_swap<mode>): Same.
6934 (sync_lock_test_and_set<mode>): Same.
6935 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6936 for QImode and HImode, and not PPC405.
6937 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6938 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6939 (sync_<fetchop>{si,di}_internal): New.
6940 (sync_nand{si,di}_internal): New.
6941 (sync_old_<fetchop>{si,di}_internal): New.
6942 (sync_old_nand{si,di}_internal): New
6943 (sync_new_<fetchop>{si,di}_internal): New.
6944 (sync_new_nand{si,di}_internal): New.
6945 (atomic_and{si,di}): New.
6946 (sync_new_nand{si,di}_internal): New.
6947 (atomic_and{si,di}): New.
6948 (sync_add<mode>_internal): Delete.
6949 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6950 (sync_sub<mode>_internal): Delte.
6951 (sync_subshort_internal): New.
6952 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6953 (sync_anddi_internal): Delete.
6954 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6955 (sync_booldi_internal): Delete.
6956 (sync_boolc<mode>_internal): Delete.
6957 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6958 (sync_boolc<mode>_internal2): Delete.
6959 (sync_boolcc<mode>_internal): Delete.
6960 (isync, lwsync): Use unspec instead of unspec_volatile.
6961 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6962 Revert UNSPEC_VOLATILE.
6963 (rs6000_split_atomic_op): New.
6964 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6966 2005-07-14 Eric Christopher <echristo@redhat.com>
6968 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6969 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6971 2005-07-14 Eric Christopher <echristo@redhat.com>
6973 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6975 2005-07-14 Steven Bosscher <stevenb@suse.de>
6977 PR tree-optimization/22230
6978 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6979 the computation of the four cross productions for "range op range".
6981 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6982 Ulrich Weigand <uweigand@de.ibm.com>
6985 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6988 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6990 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6992 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6994 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6996 2005-07-14 Richard Guenther <rguenther@suse.de>
6999 * config/i386/i386-protos.h (ix86_function_value): Change
7000 prototype to match new target hook.
7001 * config/i386/i386.c (ix86_value_regno): Change prototype
7002 to take extra type argument.
7003 (TARGET_FUNCTION_VALUE): Define.
7004 (ix86_function_ok_for_sibcall): Pass extra argument to
7005 ix86_value_regno, check return slot rtx for exact match.
7006 (ix86_function_value): Take extra parameter. Dispatch to
7007 ix86_value_regno with fndecl/fntype as provided.
7008 (ix86_value_regno): Handle extra type argument.
7009 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7011 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7012 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7013 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7014 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7015 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7017 2005-07-14 Richard Guenther <rguenther@suse.de>
7019 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7020 * calls.c (expand_call): Pass fntype to hard_function_value.
7021 (emit_library_call_value_1): Likewise.
7022 * explow.c: Include target.h.
7023 (hard_function_value): Take extra argument, the fntype.
7024 Use new target hook for function_value.
7025 * expr.h (hard_function_value): Change prototype.
7026 * function.c (aggregate_value_p): Pass 0 as fntype to
7027 hard_function_value.
7028 (assign_parms): Use new target hook for function_value.
7029 Pass 0 as fntype to hard_function_value.
7030 (expand_function_end): Likewise.
7031 * reg-stack.c: Include target.h.
7032 (stack_result): Use new target hook for function_value.
7033 * target-def.h: New target hook function_value.
7034 * target.h: Likewise.
7035 * targhooks.c (default_function_value): New function.
7036 * targhooks.h (default_function_value): Declare.
7038 2005-07-13 Ian Lance Taylor <ian@airs.com>
7040 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7042 2005-07-14 Jan Hubicka <jh@suse.cz>
7044 * tree-dfa.c (dump_variable): Use default_def function.
7045 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7046 * tree-ssa.c (verify_use): Likewise.
7047 * tree-ssanames.c (release_ssa_name): Likewise.
7048 * tree-tailcall.c (eliminate_tail_call): Likewise.
7049 (tree_optimize_tail_calls_1): Likewise.
7050 * tree-vrp.c (get_value_range): Likewise.
7052 2005-07-14 Ben Elliston <bje@au.ibm.com>
7054 * gcc.c (main): Compare language[0] with '*' when iterating over
7057 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7059 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7060 "s390_emit_compare". Add handling of CCZ1mode.
7061 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7062 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7064 (s390_branch_condition_mask): Add CCZ1mode handling.
7065 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7066 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7067 Use CCZ1mode instead of CCZmode.
7068 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7070 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7072 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7074 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7076 2005-07-13 Eric Christopher <echristo@redhat.com>
7078 * config/mips/mips.c (mips_canonicalize_comparison): New.
7079 (mips_emit_int_relational): Use.
7081 2005-07-13 Eric Christopher <echristo@redhat.com>
7083 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7085 * config/s390/s390.md: Include tpf.md. Move tpf specific
7087 * config/s390/tpf.md: To here.
7088 * config/s390/s390.opt: Move tpf specific options...
7089 * config/s390/tpf.opt: to here. Add mmain option.
7090 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7091 * config/s390/tpf.h: Rewrite.
7093 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7095 * doc/tm.texi: Remove @xref{Cross-profiling}.
7097 2005-07-13 Jeff Law <law@redhat.com>
7099 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7100 expressions, test their _DECL operands for pointer equality rather
7101 than using operand_equal_p.
7103 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7105 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7106 (TARGET_POSIX_IO): This.
7107 * config/darwin.h: Likewise.
7108 * config/freebsd.h: Likewise.
7109 * config/linux.h: Likewise.
7110 * config/lynx.h: Likewise.
7111 * config/netbsd.h: Likewise.
7112 * config/rs6000/linux64.h: Likewise.
7113 * config/rs6000/linux.h: Likewise.
7114 * config/s390/tpf.h: Likewise.
7115 * config/sh/embed-elf.h: Likewise.
7116 * config/sparc/linux64.h: Likewise.
7117 * config/sparc/linux.h: Likewise.
7118 * config/svr4.h: Likewise.
7119 * gcov-io.h: Likewise.
7121 * doc/tm.texi: Updated.
7123 * libgcov.c (create_file_directory): Defined only if
7124 TARGET_POSIX_IO is defined.
7125 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7128 2005-07-13 Jan Hubicka <jh@suse.cz>
7130 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7132 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7134 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7135 structure as argument.
7137 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7139 PR tree-optimization/21921
7140 * tree-iterator.c (tsi_link_before): Support the case when
7141 tsi_end_p (tsi) == true.
7143 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7145 PR tree-optimization/22442
7146 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7149 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7151 PR rtl-optimization/20376
7152 * toplev.c (process_options): Enable -fweb and -frename-registers when
7154 * doc/invoke.texi: Update the information about when -fweb and
7155 -frename-registers are enabled.
7157 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7160 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7161 if *rhs_p is not a SSA_NAME.
7163 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7165 Fix PR tree-optimization/22422
7166 * tree-ssa-structalias.c (struct variable_info): Add flag for
7168 (get_varinfo): Now a static function.
7169 (new_varinfo): init has_union and is_special_var to false.
7170 (solution_set_add): Check has_union.
7171 (do_da_constraint): Move temporary variable so it gets reset
7173 Also check for special variable.
7174 (do_ds_constraint): Ditto.
7175 (do_sd_constraint): Ditto.
7176 (do_structure_copy): Check for special variable.
7177 (find_func_aliases): Ditto.
7178 (init_base_vars): Set special vars properly.
7180 2005-07-13 Jan Hubicka <jh@suse.cz>
7182 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7185 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7186 (get_expr_operands): Fix thinko wrt flags and subvars.
7188 PR tree-optimize/22379
7189 * tree-inline.c (expand_call_inline): Do not output sorry in early
7192 2005-07-12 Dale Johannesen <dalej@apple.com>
7194 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7196 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7199 * host-linux.h: Include limits.h.
7201 2005-07-12 Dale Johannesen <dalej@apple.com>
7203 * expr.c (compress_float_constant): Add cost check.
7204 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7206 2005-07-12 Dale Johannesen <dalej@apple.com>
7208 * gcc.target/i386/compress-float-sse.c: New.
7209 * gcc.target/i386/compress-float-sse-pic.c: New.
7210 * gcc.target/i386/compress-float-387.c: New.
7211 * gcc.target/i386/compress-float-387-pic.c: New.
7212 * gcc.dg/compress-float-ppc.c: New.
7213 * gcc.dg/compress-float-ppc-pic.c: New.
7215 2005-07-12 Eric Christopher <echristo@redhat.com>
7217 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7219 * config/s390/s390.md: Include tpf.md. Move tpf specific
7221 * config/s390/tpf.md: To here.
7222 * config/s390/s390.opt: Move tpf specific options...
7223 * config/s390/tpf.opt: to here. Add mmain option.
7224 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7225 * config/s390/tpf.h: Rewrite.
7227 2005-07-12 Eric Christopher <echristo@redhat.com>
7229 * gcc.c (struct infile): Update comment for language.
7230 (main): Rewrite input file resetting code.
7232 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7235 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7236 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7237 (lookup_avail_expr): Use constant_boolean_node instead
7238 of boolean_false_node/boolean_true_node.
7240 2005-07-12 Ben Elliston <bje@au.ibm.com>
7242 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7243 and use it when printing num_edges.
7245 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7247 * doc/extend.texi (Blackfin Built-in Functions): New section.
7248 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7251 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7253 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7254 s/cmpstrsi/cmpstrnsi
7255 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7257 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7258 (init_optabs): Initialize cmpstrn_optab.
7259 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7260 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7261 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7262 * config/i386/i386.md: s/cmpstr/cmpstrn
7263 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7264 * doc/md.texi: Update documentation.
7266 2005-07-11 Richard Henderson <rth@redhat.com>
7268 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7269 build_va_arg_indirect_ref.
7270 (alpha_gimplify_va_arg): Likewise.
7271 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7272 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7273 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7274 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7275 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7276 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7278 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7280 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7282 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7283 * passes.c (init_optimization_passes): Add pass_empty_loop.
7284 * tree-pass.h (pass_empty_loop): Declare.
7285 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7286 try_remove_empty_loop, remove_empty_loops): New functions.
7287 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7288 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7290 2005-07-12 Peter Barada <peter@the-baradas.com>
7294 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7295 in address registers.
7296 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7297 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7298 alternative of addsi3_5200.
7300 2005-07-11 Ian Lance Taylor <ian@airs.com>
7302 * config/mips/mips.md (ffs<mode>2): Remove.
7304 2005-07-11 Ian Lance Taylor <ian@airs.com>
7306 * doc/tree-ssa.texi (Cleanups): Improve description of
7308 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7310 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7312 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7313 * tree.h (DECL_ARGUMENT_FLD): New macro.
7315 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7317 Fix PR tree-optimization/22404
7319 * tree-ssa-structalias.c (create_variable_info_for): Use
7322 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7324 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7325 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7326 for second comparison operand.
7327 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7329 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7330 (define_insn_reservation "alu"): Likewise.
7331 (csync, ssync): Now of type sync.
7332 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7333 -mcsync-anomaly -mspecld-anomaly.
7334 * config/bfin/bfin.opt (mcsync): Remove.
7335 (mcsync-anomaly, mspecld-anomaly): Add.
7336 * config/bfin/bfin.c: Include "insn-codes.h".
7337 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7338 (TARGET_DEFAULT_TARGET_FLAGS): New.
7339 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7341 2005-07-11 Steven Bosscher <stevenb@suse.de>
7343 * basic-block.h: Give the BB flags enum a name, bb_flags.
7344 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7345 * cfgcleanup.c (enum bb_flags): Remove here.
7346 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7347 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7348 (update_forwarder_flag): Likewise.
7349 (thread_jump): Likewise.
7350 (try_forward_edges): Likewise.
7351 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7352 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7353 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7355 2005-07-11 Richard Guenther <rguenther@suse.de>
7357 * config/i386/i386.opt: New target option -msseregparm.
7358 * config/i386/i386.c (override_options): Error out for
7359 -msseregparm but no SSE support.
7360 (ix86_function_sseregparm): Check for global sseregparm.
7361 * doc/invoke.texi: Document -msseregparm.
7363 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7365 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7366 (m32rle-*-linux*): Ditto.
7368 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7370 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7371 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7374 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7378 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7379 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7381 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7383 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7384 (varmap): Heapify varmap.
7385 (constraints): Heapify constraints.
7386 (struct constraint_graph): Heapify succs and preds.
7387 (constraint_vec_find): Update for heapification.
7388 (constraint_set_union): Ditto.
7389 (insert_into_complex): Ditto.
7390 (constraint_edge_vec_find): Ditto.
7391 (erase_graph_self_edge): Ditto.
7392 (add_graph_edge): Ditto.
7393 (get_graph_weights): Ditto.
7394 (merge_graph_nodes): Ditto.
7395 (build_constraint_graph): Ditto.
7396 (topo_visit): Ditto.
7397 (solve_graph): Ditto.
7398 (create_variable_info_for): Ditto.
7399 (init_base_vars): Ditto.
7400 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7401 (condese_varmap_nodes): Free complex vector.
7402 (clear_edges_for_node): Clear succs and preds vector.
7404 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7406 * tree-ssa-structalias.c (update_alias_info): Change counting of
7407 references to not include vdefs.
7409 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7411 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7414 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7416 * pa.c (pa_commutative_p): Make PLUS commutative when
7417 TARGET_NO_SPACE_REGS is true.
7419 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7421 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7422 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7423 * tree-dfa.c (dump_subvars_for): New.
7424 (debug_subvars_for): New.
7425 (dump_variable): Show subvariables if VAR has them.
7426 * tree-flow-inline.h (get_subvar_at): New.
7427 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7428 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7430 (struct subvar): Change fields offset and size to unsigned
7432 (dump_subvars_for): Declare.
7433 (debug_subvars_for): Declare.
7434 (get_subvar_at): Declare.
7435 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7436 to unsigned HOST_WIDE_INT *.
7437 (overlap_subvar): Likewise.
7438 * tree-gimple.c (is_gimple_reg): Always return false for
7439 SFTs and memory tags.
7440 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7442 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7443 (compute_may_aliases): Call compute_points_to_sets.
7444 (collect_points_to_info_for): Remove.
7445 (compute_points_to_and_addr_escape): Remove.
7446 (delete_alias_info): Call delete_points_to_sets.
7447 (compute_flow_sensitive_aliasing): If the call to
7448 find_what_p_points_to returns false, call set_pt_anything.
7449 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7450 (set_pt_anything): Clear pi->pt_vars.
7451 (set_pt_malloc): Remove.
7452 (merge_pointed_to_info): Remove.
7453 (add_pointed_to_expr): Remove.
7454 (add_pointed_to_var): Remove.
7455 (collect_points_to_info_r): Remove.
7456 (is_escape_site): Make extern.
7458 (create_overlap_variables_for): Call it.
7459 * tree-ssa-copy.c (merge_alias_info): Never merge
7460 flow-sensitive alias information.
7461 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7462 offset and size to be unsigned HOST_WIDE_INT.
7463 (add_to_addressable_set): Rename from note_addressable.
7464 Set TREE_ADDRESSABLE as the variables are added to the set.
7466 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7467 operands into VUSEs when adding V_MAY_DEFs for members in an
7469 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7470 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7471 (struct variable_info): Add bitfield is_heap_var.
7472 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7473 (new_var_info): Initialize is_heap_var.
7474 (get_constraint_for): Add HEAP variables to the symbol table.
7475 Mark them with is_heap_var.
7476 (update_alias_info): New. Taken mostly from the old
7477 compute_points_to_and_addr_escape.
7478 (handle_ptr_arith): New.
7479 (find_func_aliases): Call update_alias_info.
7480 Call handle_ptr_info for tcc_binary expressions.
7481 Call mark_stmt_modified.
7482 (create_variable_info_for): If DECL has subvars, do not create
7483 variables for its subvars. Always add all the fields.
7484 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7485 SFTs, then add all the SFTs of the structure.
7486 If VI->DECL is an aggregate with subvariables, add the SFT at
7488 (find_what_p_points_to): If VI is an artificial variable,
7489 translate to bitfields in SSA_NAME_PTR_INFO.
7490 If the solution is empty, set pi->pt_vars to NULL
7491 (init_base_vars): Create ANYOFFSET.
7492 (compute_points_to_sets): Rename from create_alias_vars.
7494 (pass_build_pta): Remove.
7495 (delete_points_to_sets): Rename from delete_alias_vars.
7496 (pass_del_pta): Remove.
7497 * tree-ssa-structalias.h (struct alias_info): Move from
7499 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7500 NUM_REFERENCES_SET): Likewise.
7501 (compute_points_to_sets, delete_points_to_sets): Declare.
7503 2005-07-09 Richard Henderson <rth@redhat.com>
7505 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7506 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7507 alpha_split_lock_test_and_set_12): New functions.
7508 * config/alpha/alpha-protos.h: Update.
7509 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7510 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7511 * config/alpha/sync.md (I12MODE): New.
7512 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7513 (sync_<fetchop_name><I48MODE>): Likewise.
7514 (sync_nand<I48MODE>): Likewise.
7515 (sync_old_<fetchop_name><I48MODE>): Likewise.
7516 (sync_new_<fetchop_name><I48MODE>): Likewise.
7517 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7518 (sync_compare_and_swap<I48MODE>): Likewise.
7519 (sync_lock_test_and_set<I48MODE>): Likewise.
7520 (sync_compare_and_swap<I12MODE>): New.
7521 (sync_compare_and_swap<I12MODE>_1): New.
7522 (sync_lock_test_and_set<I12MODE>): New.
7523 (sync_lock_test_and_set<I12MODE>_1): New.
7525 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7529 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7531 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7533 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7534 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7536 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7539 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7541 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7543 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7544 memory_operand constraint.
7545 (store_conditional_<mode>): Same.
7546 (sync_compare_and_swap<mode>): Same.
7547 (sync_lock_test_and_set<mode>): Same.
7549 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7551 Rewrite PIC support to more closely model actual instructions.
7552 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7553 (cris_symbol): Remove prototypes for removed functions.
7554 (cris_pic_symbol_type_of, cris_valid_pic_const)
7555 (cris_expand_pic_call_address): Prototypes for new functions.
7556 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7558 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7560 <case ':'>: Add case for new punctuation character.
7561 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7562 emitting (extra) PIC modifier.
7563 <case UNSPEC>: Do not assert for PLT.
7564 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7565 (cris_expand_prologue, cris_expand_epilogue): Check
7566 for pic_offset_table_rtx usage instead of taking
7567 current_function_uses_pic_offset_table as the final word.
7568 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7569 Remove flag_pic difference.
7570 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7571 the moral equivalents of...
7572 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7574 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7575 (cris_handle_option): Mark ARG as unused.
7576 (cris_expand_pic_call_address): New worker function for "call",
7578 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7579 output PIC constructs here.
7580 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7581 as symbol-specific modifers, not whole or part of operands.
7582 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7583 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7584 constants and flag_pic.
7585 (CONSTANT_INDEX_P): Adjust for new functions.
7586 (enum cris_pic_symbol_type): New helper type.
7587 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7588 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7589 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7591 ("movsi"): Emit actual instructions for GOT and relative access.
7592 ("*movsi_got_load"): New pattern to set up the register holding
7594 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7595 Adjust FIXME for 'S'.
7596 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7597 Use "movs" for -fpic cases.
7598 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7599 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7600 ("call", "call_value"): Just call cris_expand_pic_call_address for
7602 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7603 Remove special pattern.
7604 ("*expanded_call_side", "*expanded_call_value_side"): New
7606 (gotplt-to-plt, gotplt-to-plt-side-call)
7607 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7609 * config/cris/cris/predicates.md
7610 ("cris_general_operand_or_gotless_symbol"): Remove unused
7612 ("cris_general_operand_or_symbol"): Adjust for new functions.
7614 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7616 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7618 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7620 * Makefile.in (TREE_H): Add treestruct.def.
7621 (c-decl.o): Add pointer-set.h
7622 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7623 visibility on regular DECL's.
7624 (merge_decls): Fix the copying of decl nodes of various types for
7625 the new structures. Don't update RTL, section name, weak status,
7626 etc, on DECL's without RTL.
7627 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7628 Don't check volatile on non-variable types.
7629 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7630 to check whether we have seen arguments.
7631 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7632 flag is checked before field (flag is common, field is not).
7633 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7634 TS_DECL_COMMON could have an origin.
7635 (add_location_or_const_value_attribute): Don't check section name
7636 on non-var/function decls.
7637 (dwarf2out_var_location): Reverse order of tests.
7638 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7639 with DECL_WRTL_CHECK.
7640 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7641 * fold-const.c (fold_binary): Don't check weakness on
7642 non-var/function decls.
7643 (tree_expr_nonzero_p): Ditto.
7644 (fold_checksum_tree): Use tree_decl_extra as sizeof
7646 * ggc-page.c (extra_order_size_table): Add sizes for
7647 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7649 * gimplify.c (gimplify_bind_expr): Only set
7650 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7651 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7653 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7654 * langhooks.h (init_ts). New langhook.
7655 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7656 * print-tree.c (print_node): Update to only print fields that
7657 exist in the structures the passed decl has.
7658 * toplev.c (wrapup_global_declarations): Don't reset
7659 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7660 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7661 * tree-inline.c (remap_decl): Ditto.
7662 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7663 * tree-pretty-print.c (print_declaration): Don't print
7664 DECL_REGISTER on things that don't contain it.
7665 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7666 non-var/function decls.
7667 * tree.c (tree_contains_struct): New structure.
7668 (init_priority_for_decl): New hashtable.
7669 (tree_int_map): New structure.
7670 (tree_int_map_eq): New function.
7671 (tree_int_map_marked_p): Ditto.
7672 (tree_int_map_hash): Ditto.
7673 (tree_map): Move to tree.h.
7674 (tree_map_eq): Externalize.
7675 (tree_map_hash): Ditto.
7676 (tree_map_marked_p): Ditto.
7677 (init_ttree): Set up tree_contains_struct and call langhook.
7678 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7679 (tree_code_size): Update for new structures.
7680 (tree_node_structure): Update for new structures.
7681 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7683 (copy_node_stat): Copy init priority.
7684 (build_decl_stat): Ditto for visibility.
7685 (ts_enum_names): New.
7686 (tree_contains_struct_check_failed): New function.
7687 (decl_init_priority_lookup): Ditto.
7688 (decl_init_priority_insert): Ditto.
7689 * treestruct.def: New file.
7690 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7691 (CONTAINS_STRUCT_CHECK): Ditto.
7692 (tree_contains_struct_check_failed): New prototype.
7693 (DECL_CHECK): Removed.
7694 (DECL_MINIMAL_CHECK): New.
7695 (DECL_COMMON_CHECK): Ditto.
7696 (DECL_WRTL_CHECK): Ditto.
7697 (DECL_NON_COMMON_CHECK): Ditto.
7698 (DECL_WITH_VIS_CHECK): Ditto.
7699 (VAR_OR_FUNCTION_DECL_P): Ditto
7700 (struct tree_decl_minimal): New structure.
7701 (struct tree_decl_common): Ditto.
7702 (struct tree_decl_with_rtl): Ditto.
7703 (struct tree_decl_with_vis): Ditto.
7704 (struct tree_decl_non_common): Ditto.
7705 (struct tree_field_decl): Ditto.
7706 (struct tree_parm_decl): Ditto.
7707 (struct tree_var_decl): Ditto.
7708 (struct tree_function_decl): Ditto.
7709 (struct tree_const_decl): Ditto.
7710 (struct tree_result_decl): Ditto.
7711 (union tree_node): Add new structures.
7712 * var-tracking.c (track_expr_p): Reverse order of tests.
7714 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7716 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7718 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7719 * system.h: Poison FINALIZE_PIC.
7720 * doc/tm.texi (FINALIZE_PIC): Remove.
7722 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7725 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7726 to the correct type if we have a MODIFY_EXPR.
7728 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7730 PR tree-optimization/22360
7731 * tree.c (upper_bound_in_type): Fix calculations for casting
7732 to a non-wider signed type and casting a signed value to a
7733 wider unsigned type.
7734 (lower_bound_in_type): Fix calculations for casting to a
7735 non-wider signed type.
7737 PR tree-optimization/20139
7738 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7740 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7741 fold_cond_expr_cond.
7742 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7743 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7745 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7748 * tree-complex.c (expand_complex_libcall): Produce
7749 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7751 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7753 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7754 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7755 b" assert and inserted fastpath code for this case.
7756 (bitmap_ior): Removed "a != b" assert.
7758 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7760 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7761 (ENDFILE_SPEC): Likewise.
7762 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7764 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7765 a large stack frame at epilogue.
7767 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7769 * final.c: Include sdbout.h when required.
7771 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7773 * config.gcc (*-*-darwin*): Only one target-specific header file
7775 (powerpc-*-darwin*): Add version-specific header files.
7776 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7777 * config.in: Regenerate.
7778 * configure: Regenerate.
7779 * gcc.c: Include xregex.h.
7780 (version_compare_spec_function): New.
7781 (spec_function): Add version-compare.
7782 (replace_outfile_spec_function): Reformat comment.
7783 (compare_version_strings): New.
7784 * config/darwin-c.c (version_as_macro): New.
7785 (builtin_define): New.
7786 (darwin_cpp_builtins): New.
7787 * config/darwin-protos.h (darwin_cpp_builtins): New.
7788 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7789 (LIB_SPEC): Make unconditional, update comment.
7790 (TARGET_C99_FUNCTIONS): Define.
7791 * config/darwin.opt: Sort.
7792 (mmacosx-version-min=): New.
7793 * config/darwin7.h: Delete.
7794 * config/darwin8.h: Delete.
7795 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7796 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7797 (TARGET_C99_FUNCTIONS): Define.
7798 * config/rs6000/darwin7.h: New.
7799 * config/rs6000/darwin8.h: New.
7800 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7801 (-mmacosx-version-min): Document.
7803 2005-07-07 Ian Lance Taylor <ian@airs.com>
7805 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7807 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7810 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7812 2005-07-07 Khem Raj <kraj@mvista.com>
7814 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7815 in bytes, not words.
7817 2005-07-07 Paul Brook <paul@codesourcery.com>
7819 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7820 DEFAULT_FUNCTION_ARG_PADDING to upward.
7822 2005-07-07 Richard Henderson <rth@redhat.com>
7824 * function.c (locate_and_pad_parm): Record parameter alignment in
7825 stack_alignment_needed.
7827 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7829 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7830 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7831 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7832 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7833 (define_attr "type"): Add isync, sync, load_l, store_c.
7834 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7835 Create scratch volatile MEM.
7836 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7838 (load_locked_<mode>): New.
7839 (store_conditional_<mode>): New.
7840 (sync_compare_and_swap<mode>): Replace with splitter.
7841 (sync_lock_test_and_set<mode>): Replace with splitter.
7842 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7844 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7845 is ics. Attribute isync.
7846 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7848 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7849 and UNSPECV_SYNC_OP.
7850 (emit_unlikely_jump): New.
7851 (emit_load_locked): New.
7852 (emit_store_conditional): New.
7853 (rs6000_split_compare_and_swap): New.
7854 (rs6000_split_lock_test_and_set): New.
7855 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7856 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7857 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7858 rs6000_split_lock_test_and_set): Declare.
7859 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7860 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7861 store_c, isync, sync.
7863 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7865 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7866 filenames to gtyp-gen.h.
7867 (s-typ-gen): Use it in place of for loops.
7869 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7871 * hooks.c (hook_bool_rtx_int_false): New function.
7872 * hooks.h (hook_bool_rtx_int_false): Declare.
7873 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7874 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7875 * target.h (struct gcc_target): Add commutative_p member.
7876 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7877 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7878 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7879 (pa_commutative_p): New function.
7880 * jump.c (target.h): Include.
7881 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7882 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7884 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7886 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7887 (s390_expand_setmem): New.
7888 * config/s390/s390.c: Likewise.
7889 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7891 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7892 general_operand. Call new function "s390_expand_setmem".
7893 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7894 ("setmem_long", "*setmem_long"): ... this.
7896 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7898 * config/s390/s390.c: (optimization_options): Enable
7899 TARGET_MVCLE at -Os.
7900 * doc/invoke.texi: Document changes in default behaviour.
7901 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7903 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7905 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7906 defined by back-end.
7908 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7910 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7911 all sets in the pattern.
7912 * config/rs6000/rs6000.md (stack_protect_testsi,
7913 stack_protect_testdi): Likewise.
7915 2005-07-06 Jeff Law <law@redhat.com>
7917 * tree-vrp.c (simplify_using_ranges): Kill.
7918 (vrp_finalize): Remove call to simplify_using_ranges.
7919 (simplify_stmt_using_ranges): New function extracted from
7920 simplify_using_ranges.
7921 (simplify_div_or_mod_using_ranges): Likewise.
7922 (simplify_abs_using_ranges): Likewise.
7923 (simplify_cond_using_ranges): New function.
7924 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7925 * tree-ssa-propagate.c (substitute_and_fold): Call
7926 simplify_stmt_using_ranges if we have range information.
7928 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7930 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7931 ia64_flag_schedule_isns2.
7933 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7934 reading/writing general registers.
7935 (ia64_function_arg): Revert 2005-06-18 change.
7937 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7939 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7940 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7942 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * function.c (expand_function_end): Revert part of 2005-06-27
7945 patch. Do sjlj_emit_function_exit_after after return_label.
7947 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7949 * doc/install.texi (--disable-libssp): New.
7951 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7953 * doc/invoke.texi: Update -fforce-mem documentation.
7954 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7955 code for -fforce-mem.
7956 * expmed.c: (store_bit_field,store_fixed_bit_field,
7957 extract_bit_field): Ditto.
7958 * expr.c: (convert_move): Ditto.
7959 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7960 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7961 emit_conditional_add,expand_float,expand_fix): Ditto.
7962 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7963 (common_handle_option): Issue warning when -fforce-mem specified.
7965 2005-07-06 Paul Brook <paul@codesourcery.com>
7967 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7969 * configure: Regenerate.
7971 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7973 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7975 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7977 Fix PR tree-optimization/22319
7978 Fix PR tree-optimization/22140
7979 Fix PR tree-optimization/22310
7981 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7982 variable sized types.
7983 Use correct type for intermediate structure on *a = *b structure
7986 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7988 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7990 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7991 (machine_function): Move typedef to...
7992 * config/rs6000/rs6000.c (machine_function): ... here. Add
7993 varargs_save_offset field.
7994 (rs6000_stack_t): Remove varargs_size field.
7995 (setup_incoming_varargs): Allocate varargs save area using
7996 assign_stack_local, try to make it as small as possible.
7997 Save offset from virtual_stack_vars_rtx to the save area
7998 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7999 instead of magic 8 when fp word byte size is used.
8000 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8001 instead of -RS6000_VARARGS_SIZE.
8002 (rs6000_stack_info, debug_stack_info,
8003 rs6000_initial_elimination_offset): Remove all traces of
8005 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8006 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8007 RS6000_VARARGS_AREA.
8009 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8011 PR tree-optimization/21963
8012 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8013 constant_multiple_of in the same way get_computation_cost_at does.
8015 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8017 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8018 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8019 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8020 and return its previous value.
8021 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8022 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8024 (stack_protect_set, stack_protect_test): New expanders.
8025 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8026 stack_protect_testdi): New insns.
8027 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8028 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8030 2005-07-06 Jeff Law <law@redhat.com>
8032 * tree-ssa-dce.c (cfg_altered): New global.
8033 (tree_dce_init): Initialize cfg_altered.
8034 (remove_dead_stmt): If we remove an edge in the CFG, then set
8036 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8039 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8041 * Makefile.in (stamp-collect-ld): Use
8042 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8043 ./collect-ld if it already exists.
8044 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8045 Don't remove ./nm if it already exists.
8047 2005-07-05 Devang Patel <dpatel@apple.com>
8049 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8050 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8051 * tree-vectorizer.c (vect_loop_location): New.
8052 (vect_print_dump_info): Use vect_loop_location.
8053 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8054 (vectorize_loops): Set vect_loop_location.
8055 * tree-vect-analyze.c (vect_analyze_offset_expr,
8056 vect_determin_vectorization_factor, vect_analyze_operations,
8057 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8058 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8059 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8060 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8061 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8062 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8063 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8064 vect_analyze_loop): Adjust vect_print_dump_info API.
8065 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8066 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8067 vect_finish_stmt_generation, vectorizable_assignment,
8068 vectorizable_operation, vectorizable_store, vectorizable_load,
8069 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8070 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8071 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8072 vect_transform_loop): Same.
8073 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8074 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8077 2005-07-05 Randolph Chung <tausq@debian.org>
8079 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8080 * configure: Regenerate.
8081 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8082 (pa_tls_referenced_p): Declare.
8083 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8084 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8085 (legitimize_tls_address): New.
8086 (hppa_legitimize_address): Handle TLS addresses.
8087 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8088 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8089 (emit_move_sequence): Handle TLS addresses.
8090 (pa_encode_section_info): Call default handler to handle common
8092 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8093 (CONSTANT_ADDRESS_P): Reject TLS operands.
8094 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8095 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8096 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8097 (UNSPEC_TLSLE): Define new constants.
8098 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8099 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8100 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8101 (tie_symbolic_operand, tle_symbolic_operand): New
8103 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8105 * aclocal.m4: Update macros for autoconf 2.59 style.
8106 * configure.ac: Likewise.
8108 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8110 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8111 (function_arg): Pass small aggregates in general registers on 32-bit
8113 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8115 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8117 * Makefile.in (final.o): Fix dependencies.
8119 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8123 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8124 * langhooks.c (lhd_expr_to_decl): New.
8125 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8127 (LANG_HOOKS_INITIALIZER): Update.
8128 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8129 expr_to_decl langhook.
8130 * c-tree.h (c_expr_to_decl): Declare.
8131 * c-typeck.c (c_expr_to_decl): New.
8132 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8134 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8136 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8139 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8140 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8142 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8144 * Makefile.in: Adjust dependencies.
8145 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8146 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8147 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8148 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8149 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8150 rest_of_compilation.
8152 * bb-reorder.c (gate_duplicate_computed_gotos,
8153 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8154 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8155 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8156 pass_partition_blocks): New.
8157 * bt-load.c (gate_handle_branch_target_load_optimize,
8158 rest_of_handle_branch_target_load_optimize,
8159 pass_branch_target_load_optimize): New.
8160 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8162 * cfglayout.c (pass_insn_locators_initialize): New.
8163 * cfgrtl.c (pass_free_cfg): New.
8164 * combine.c (gate_handle_combine, rest_of_handle_combine,
8166 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8167 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8168 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8169 * except.c (pass_set_nothrow_function_flags,
8170 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8172 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8173 rest_of_handle_shorten_branches, pass_shorten_branches,
8174 rest_of_clean_state, pass_clean_state): New.
8175 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8176 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8177 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8179 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8180 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8181 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8182 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8184 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8185 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8186 pass_rtl_ifcvt, gate_handle_if_after_combine,
8187 rest_of_handle_if_after_combine, pass_if_after_combine,
8188 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8189 pass_if_after_reload): New.
8190 * integrate.c (pass_initial_value_sets): New.
8191 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8192 pass_purge_lineno_notes): New.
8193 * mode-switching.c (rest_of_handle_mode_switching,
8194 pass_mode_switching): New.
8195 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8196 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8198 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8199 pass_loop_optimize): New.
8200 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8202 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8204 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8205 pass_postreload_cse): New.
8206 * profile.c (gate_handle_profiling, pass_profiling,
8207 rest_of_handle_branch_prob, pass_branch_prob): New.
8208 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8209 pass_split_before_regstack, gate_handle_split_before_regstack,
8210 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8211 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8212 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8213 pass_stack_regs): New.
8214 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8215 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8216 pass_stack_adjustments): New.
8217 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8218 pass_regrename): New.
8219 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8220 pass_delay_slots, gate_handle_machine_reorg,
8221 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8222 * rtl.h (extern void purge_line_number_notes): New.
8223 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8224 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8226 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8228 * value-prof.c (gate_handle_value_profile_transformations,
8229 rest_of_handle_value_profile_transformations,
8230 pass_value_profile_transformations): New.
8231 * var-tracking.c (gate_handle_var_tracking,
8232 pass_variable_tracking): New.
8233 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8235 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8236 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8237 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8238 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8239 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8240 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8241 rest_of_handle_gcse2, rest_of_handle_regmove,
8242 rest_of_handle_tracer, rest_of_handle_if_conversion,
8243 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8244 rest_of_handle_web, rest_of_handle_branch_prob,
8245 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8246 rest_of_handle_jump_bypass, rest_of_handle_combine,
8247 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8248 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8249 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8250 rest_of_handle_mode_switching, rest_of_handle_jump,
8251 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8252 rest_of_handle_flow2, rest_of_handle_jump2,
8253 rest_of_handle_peephole2, rest_of_handle_postreload,
8254 rest_of_handle_shorten_branches, rest_of_clean_state,
8255 rest_of_compilation): Remove.
8257 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8258 * passes.c (dump_flags, in_gimple_form, all_passes,
8259 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8260 register_dump_files, next_pass_1, last_verified, execute_todo,
8261 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8262 from tree-optimize.c.
8263 (init_optimization_passes): Moved from tree-optimize.c,
8264 adding the RTL optimizations.
8265 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8266 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8267 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8268 register_dump_files, next_pass_1, last_verified, execute_todo,
8269 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8270 init_tree_optimization_passes, ipa_passes): Delete.
8271 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8273 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8274 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8276 (ipa_passes): Remove.
8277 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8278 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8279 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8280 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8281 (dump_info_p, dump_flag): Moved to tree-dump.h.
8283 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8285 * passes.c (finish_optimization_passes): Use dump_begin
8286 and dump_end, TDI_end.
8287 (gate_rest_of_compilation): New.
8288 (pass_rest_of_compilation): Use it.
8289 (gate_postreload, pass_postreload): New.
8290 * toplev.c (general_init): Rename init_tree_optimization_passes.
8291 * toplev.h (init_tree_optimization_passes): Rename to
8292 init_optimizations_passes.
8293 * tree-dump.c (dump_flag): Make static.
8294 (dump_files): Remove RTL dumps.
8295 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8296 pass_cleanup_cfg, pass_free_cfg_annotations,
8297 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8298 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8299 * tree-pretty-print.c: Include tree-pass.h.
8300 * cgraph.c: Include tree-dump.h.
8302 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8304 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8305 Only fall back to saying it points to readonly memory if
8308 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8310 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8311 * config/m32r/m32r.c (m32r_compute_frame_size,
8312 m32r_expand_prologue): Take current_function_profile into
8313 account whenever we reference
8314 current_function_uses_pic_offset_table.
8315 (m32r_finalize_pic): Remove.
8316 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8318 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8320 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8321 instead of $<. Don't remove ./as if it already exists.
8323 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8326 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8327 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8328 for complex modes when generating code for PA 1.0.
8329 (VALID_FP_MODE_P): New macro.
8330 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8331 sets for all general and floating point modes. Align wide floating
8332 point modes to even register boundaries to comply with architectural
8334 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8335 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8336 (VALID_FP_MODE_P): New macro.
8337 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8338 sets for all general and floating point modes. Align wide floating
8339 point modes to even register boundaries to comply with architectural
8342 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8344 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8347 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8349 * tree-ssa-structalias.c: Don't include expr.h.
8351 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8353 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8356 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8358 Fix PR tree-optimization/22279
8360 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8363 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8365 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8367 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8369 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8370 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8371 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8372 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8373 config/stormy16/stormy16.c, config/v850/v850.c,
8374 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8375 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8376 Avoid "." or "\n" at end of diagnostics and capital letters at
8377 start of diagnostics.
8378 * combine.c, cse.c: Don't translate dump file output.
8379 * toplev.c (print_version): Only translate output if going to
8382 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8384 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8385 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8388 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8390 * pa.c (fix_range): Fix typo in comment.
8392 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8394 * tree-vrp.c (extract_range_from_assert): Replace
8395 fold (build (...)) with fold_build2.
8397 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8399 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8400 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8401 (format_types_orig, handle_format_attribute): Add support for
8404 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8406 * varasm.c (assemble_variable): Fix format specifier thinko.
8408 2005-07-03 Ira Rosen <irar@il.ibm.com>
8410 PR tree-optimization/22029 (and 22135)
8411 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8412 a phi node before calling dump_vops.
8414 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8416 * tree-dump.h (dump_string_field): Declare.
8417 * tree-dump.c: Use it instead of dump_string.
8418 (dump_string_field): Make non-static.
8420 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8422 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8423 up the minimal CFG stuff always when optimize > 0. Call
8424 split_all_insns_noflow in PIC case if needed.
8426 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8427 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8430 * c-decl.c (c_write_global_declarations): Dump contents of
8432 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8433 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8434 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8435 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8438 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8440 * c-common.h (GCC_DIAG_STYLE): Define.
8441 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8442 version for format checking to 4.1.
8443 * c-format.c: Include toplev.h after c-common.h.
8444 (enum format_type): Add gcc_tdiag_format_type.
8445 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8446 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8447 (format_types_orig): Add gcc_tdiag.
8448 (init_dynamic_diag_info): Support gcc_tdiag formats.
8449 (handle_format_attribute): Likewise.
8450 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8451 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8452 version for format checking to 4.1.
8453 (warning0, warning, error, pedwarn, sorry): Use
8455 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8456 (finish_aliases_1): Do not use %qE.
8457 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8458 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8459 Correct format bugs.
8460 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8461 parameter to unsigned HOST_WIDE_INT.
8462 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8464 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8467 * expr.c (write_complex_part): Use adjust_address for MEM.
8468 (read_complex_part): Same.
8470 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8472 Fix PR tree-optimization/22280
8474 * tree-sra.c (generate_element_init): Remove useless loop.
8476 2005-07-02 Richard Henderson <rth@redhat.com>
8478 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8480 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8482 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8485 * fold-const.c (fold_binary): Handle the return value of
8486 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8487 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8489 2005-07-02 Jeff Law <law@redhat.com>
8491 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8492 a eliminate type conversion which feeds an equality comparison
8493 if the original type or either operand in the comparison is a
8496 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8498 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8499 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8501 * config/avr/avr.c: Do not use '`' as left quote.
8502 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8503 Remove "." from end of diagnostics. Make diagnostics start with
8506 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8507 Joseph S. Myers <joseph@codesourcery.com>
8509 * toplev.c (default_tree_printer): Handle setting location with
8511 * c-objc.common.c (c_tree_printer): Likewise.
8512 * c-format.c (gcc_diag_flag_specs): Add '+'.
8513 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8514 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8516 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8517 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8518 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8519 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8520 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8521 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8522 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8523 format arguments where %J is used without %D.
8525 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8527 * gcc.c (LINK_SSP_SPEC): Define.
8528 (link_ssp_spec): New variable.
8529 (LINK_COMMAND_SPEC): Add %(link_ssp).
8530 (static_specs): Add link_ssp_spec.
8531 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8532 * configure: Rebuilt.
8533 * config.in: Rebuilt.
8535 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8536 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8537 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8538 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8539 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8540 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8541 -0x7008(2) instead of reading __stack_chk_guard variable.
8542 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8544 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8545 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8546 if TARGET_THREAD_SSP_OFFSET is defined.
8547 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8548 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8551 2005-06-27 Richard Henderson <rth@redhat.com>
8552 * libgcc-std.ver (GCC_4.1.0): New.
8553 * libgcc.h (__stack_chk_guard): Declare.
8554 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8555 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8556 * mklibgcc.in (lib2funcs): Add them.
8558 2005-07-01 Richard Henderson <rth@redhat.com>
8560 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8561 void * before struct sigcontext *.
8562 (x86_fallback_frame_state): Likewise.
8564 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8566 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8568 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8571 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8572 we check for SSA_NAME for.
8574 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8576 Fix PR tree-optimization/22071
8578 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8580 (get_constraint_for_component_ref): Use it.
8582 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8585 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8586 print out the last new line.
8588 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8590 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8591 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8592 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8593 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8594 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8595 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8596 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8597 (enum reg_class): New member CC0_REGS.
8598 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8599 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8600 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8601 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8602 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8603 Adjust for register now described.
8605 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8608 * config/i386/i386.md (stack_protect_test_si,
8609 stack_protect_test_di): Add earlyclobber for scratch 3.
8610 * config/rs6000/rs6000.md (stack_protect_testsi,
8611 stack_protect_testdi): Add earlyclobber for scratch 3,
8612 remove earlyclobber from scratch 4.
8614 Older entries for 2005 can be found in ChangeLog-2005.