1 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (build_qualified_type): Chain the new type to the original
4 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
5 a POINTER_TYPE or a REFERENCE_TYPE respectively.
6 (build_pointer_type_for_mode): Only return unqualified types.
7 (build_reference_type_for_mode): Likewise.
9 2005-11-09 Jakub Jelinek <jakub@redhat.com>
11 * Makefile.in (gnucompare): Do comparison of all files using one of
12 the chosen methods and only afterwards decide if just warning should
13 be issued or comparison failure raised.
15 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
17 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
18 (noce_try_abs): Negate if the comparison is reversed.
19 Look only one instruction backwards for a REG_EQUAL note.
21 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
24 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
25 gthr-tpf.h: Define __gthrw. For all identifiers that might
26 be weak, introduce weakrefs or non-weak aliases with __gthrw,
27 and prefix all uses with __ghtrw.
29 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
32 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
33 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
34 * c-common.c (handle_weakref_attribute): New.
35 (c_common_attribute_table): Add weakref.
36 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
38 * configure, config.in: Rebuilt.
39 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
40 * doc/extend.texi: Document weakref attribute.
41 * varasm.c (ultimate_transparent_alias_target): New
42 (assemble_name): Use it.
43 (weak_finish_1): Split out of...
44 (weak_finish): ... and deal with weakrefs in...
45 (weakref_targets): ... new list.
46 (globalize_decl): Clean up weakref_targets.
47 (do_assemble_alias): Handle weakrefs.
48 (finish_aliases_1): Do not reject weakrefs to external symbols.
49 (assemble_alias): Handle weakrefs.
51 2005-11-09 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/24716
54 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
55 t_bool to track results from follow_ssa_edge.
57 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
59 * final.c (force_source_line): New global variable.
60 (final_scan_insn): Set it to true instead of clearing last_filename.
61 (notice_source_line): Return true if force_source_line is true,
62 unless source info is absent.
64 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
67 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
68 a linkage name for a variable if it a register variable.
69 * c-decl.c (grokdeclarator): Global register variables
70 should be set as PUBLIC.
72 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
75 * config/s390/s390.c (struct s390_frame_layout): New fields
76 first_save_gpr_slot and last_save_gpr_slot.
77 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
78 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
79 first_save_gpr and last_save_gpr with the _slot variants.
80 (s390_register_info): Calculate first_save_gpr_slot and
81 last_save_gpr_slot using regs_ever_live.
83 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
86 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
87 for a function containing a landing pad.
89 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
92 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
95 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
97 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
98 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
100 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
103 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
105 (call,load,store): New insn types.
106 (mem_access, branch_access): Adjust reservation conditions.
107 (define_delay): Adjust condition.
108 (decrement_and_branch_until_zero): Allow for ms2. Set branch
110 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
111 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
113 (call_internal, call_value_internal, return_internal,
114 return_interrupt_internal, eh_return_internal, indirect_jump,
115 tablejump): Set call insn type.
116 (blockage, ei, di): Use appropriate unspec const.
117 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
118 (ms1_get_attr_type): Adjust to give load & store types.
119 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
120 backwards past a barrier.
121 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
123 (struct branch_info, struct label_info): New.
125 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
126 (ms1_machine_reorg): New.
127 (TARGET_MACHINE_DEPENDENT_REORG): Override.
128 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
129 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
130 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
133 2005-11-09 Per Bothner <per@bothner.com>
134 Uros Bizjak <uros@kss-loka.si>
137 * toplev.c (process_options): Initialize debug_hooks early
138 in case lang_hooks.post_options ends up calling a debug_hook.
140 2005-11-08 Jakub Jelinek <jakub@redhat.com>
142 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
143 DBX_REGISTER_NUMBER being contiguous.
145 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
146 Diego Novillo <dnovillo@redhat.com>
149 * tree-vrp.c (register_edge_assert_for): Do not register
150 always-false predicates.
152 2005-11-08 Devang Patel <dpatel@apple.com>
154 PR tree-optimization/23115
155 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
158 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
160 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
163 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
165 Fix PR tree-optimization/23382
167 * tree-ssa-alias.c (compute_may_aliases): Call
168 delete_old_heap_vars.
169 * tree-dfa.c (referenced_var_remove): New function.
170 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
171 * tree-flow.h (referenced_var_remove): Add prototype.
172 (delete_old_heap_vars): Ditto.
173 * tree-ssa-structalias.c (heapvars): New variable.
174 (oldheapvars): Ditto.
175 (get_constraint_for): Put heap vars on heapvars list.
176 (delete_old_heap_vars): New function.
178 2005-11-08 Jason Merrill <jason@redhat.com>
180 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
182 2005-11-08 Uros Bizjak <uros@kss-loka.si>
185 * reg-stack.c (reg_to_stack): Update register liveness also
186 for flag_sched2_use_traces.
188 2005-11-08 Alan Modra <amodra@bigpond.net.au>
191 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
192 override prior explicit -mno-powerpc-gfxopt.
194 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
196 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
197 if the bitsize is zero.
198 * doc/md.texi (Standard Pattern Names): Document it.
200 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
201 (TARGET_PASS_BY_REFERENCE): Likewise.
203 2005-11-07 Ian Lance Taylor <ian@airs.com>
205 PR rtl-optimization/24683
206 * config/i386/i386.c (legitimize_pic_address): If constant operand
207 to PLUS is too large, put it in a register.
209 2005-11-07 Jie Zhang <jie.zhang@analog.com>
211 * configure.ac: Enable checking assembler dwarf2 support for bfin
213 * configure: Regenerate.
215 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
219 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
220 gen_easy_vector_constant_add_self): Delete.
221 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
223 (output_vec_const_move): Use gen_easy_altivec_constant.
224 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
225 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
226 (easy_vector_constant_add_self): Rewritten.
227 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
228 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
229 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
230 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
231 Macroize and adjust for the other changes.
233 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
237 * c-typeck.c (build_c_cast): Try using a shared constant, and see
238 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
240 2005-11-07 Jakub Jelinek <jakub@redhat.com>
242 PR rtl-optimization/23567
243 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
244 (noce_process_if_block): Don't do any optimizations except
245 if (cond) x = x; if !set_b and write into orig_x may trap
246 or fault. Remove the MEM_READONLY_P check.
248 2005-11-06 Diego Novillo <dnovillo@redhat.com>
251 * tree-vrp.c (fix_equivalence_set): New.
252 (extract_range_from_assert): Call it.
254 2005-11-05 Ian Lance Taylor <ian@airs.com>
257 * combine.c (apply_distributive_law): Don't distribute across a
260 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
262 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
263 config/ms1/ms1.h, config/rs6000/predicates.md,
264 config/s390/s390.c, params.def, postreload-gcse.c,
265 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
266 tree-vrp.c, tree.c: Fix comment typos.
267 * doc/invoke.texi: Fix typos.
269 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
271 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
272 for testing whether the data_dependence_relation contains distance
273 vectors. Iterate over all distance vectors of the ddr.
274 * lambda.h: Define a vec of lambda_vector pointers.
275 * tree-data-ref.c (dump_data_dependence_relation,
276 dump_data_dependence_direction): Iterate over all distance and
277 direction vectors of the ddr.
278 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
280 (build_classic_dist_vector, build_classic_dir_vector): Push a set
281 of distance/direction vectors instead of a single one.
282 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
283 lambda_vectors with a vec of lambda_vectors.
284 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
285 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
286 DDR_NUM_DIST_VECTS): New.
287 * tree-loop-linear.c (gather_interchange_stats): Test for the
288 existence of distance vectors only after having checked that there
289 is a dependence. Iterate over all distance vectors of the ddr.
290 (linear_transform_loops): Use dump_data_dependence_relation.
291 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
292 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
293 distance vectors of the ddr.
295 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
297 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
298 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
299 IS_INTHANDLER; all callers changed.
300 (n_regs_saved_by_prologue): Take interrupt handler attributes into
302 (do_link, do_unlink): New argument ALL; all callers changed.
303 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
304 If function isn't leaf, save and restore all registers.
305 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
308 2005-11-05 Jan Hubicka <jh@suse.cz>
310 PR rtl-optimization/23490
311 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
312 max-flow-memory-location): Document.
313 * flow.c: Include params.h
314 (MAX_MEM_SET_LIST_LEN): Kill.
315 (add_to_mem_set_list): Use new param.
316 * cse.c (cse_basic_block): Replace 1000 by new param.
317 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
318 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
319 * predict.c (predict_loops): Use new param.
320 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
322 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
323 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
324 Do not hold memory returned by cgraph_node_name across other call.
326 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
329 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
332 2005-11-04 Jeff Law <law@redhat.com>
335 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
336 * tree-ssa-dom.c: Include params.h.
337 (thread_across_edge): If there are too many statements in the
338 target block, then do not thread through it.
339 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
340 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
342 2005-11-03 Diego Novillo <dnovillo@redhat.com>
345 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
346 TODO_update_ssa instead of TODO_update_ssa_no_phi.
348 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
351 * tree-scalar-evolution.c (instantiate_parameters_1,
352 instantiate_parameters, resolve_mixers): Compute the size of an
353 expression to be instantiated and give up the instantiation if the
354 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
356 2005-11-04 Richard Guenther <rguenther@suse.de>
358 * tree-flow.h (ref_contains_indirect_ref): Rename to
359 array_ref_contains_indirect_ref.
360 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
361 (array_ref_contains_indirect_ref): Make comment match the code
363 (ref_contains_array_ref): Likewise.
364 * tree-ssa-structalias.c (find_func_aliases): Remove call to
365 ref_contains_indirect_ref.
366 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
367 Rename calls to ref_contains_indirect_ref.
369 2005-11-04 Paul Brook <paul@codesourcery.com>
371 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
372 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
373 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
374 * config/arm/arm.md: Use match_operand in peephole input templates
375 and match_dup in peephole output templates.
377 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
379 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
382 2005-11-04 Mark Mitchell <mark@codesourcery.com>
383 Daniel Jacobowitz <dan@codesourcery.com>
385 * longlong.h (add_ssaaaa): Clobber condition code register
387 (sub_ddmmss): Likewise.
388 (umul_ppmm): Likewise.
390 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
391 Paul Brook <paul@codesourcery.com>
392 Phil Blundell <pb@reciva.com>
394 * configure.ac: Add test for ARM TLS support.
395 * configure: Regenerated.
396 * config/arm/arm-protos.h (legitimize_tls_address)
397 (arm_tls_referenced_p, tls_mentioned_p)
398 (arm_output_addr_const_extra): New prototypes.
399 (thumb_legitimize_pic_address): Delete.
400 * config/arm/arm.c: Include "gt-arm.h".
401 (enum tls_reloc): New.
402 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
403 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
404 (arm_call_tls_get_addr, legitimize_tls_address)
405 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
406 (arm_init_tls_builtins, arm_emit_tls_decoration)
407 (arm_output_addr_const_extra): New functions.
408 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
409 (TARGET_HAVE_TLS): Define.
410 (target_thread_pointer): New.
411 (arm_override_options): Handle -mtp=.
412 (legitimize_pic_address): Ignore UNSPECs.
413 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
415 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
416 (tls_get_addr_libfunc): New variable.
417 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
418 (arm_init_builtins): Call arm_init_tls_builtins.
419 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
420 (arm_encode_section_info): Call default_encode_section_info.
421 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
422 (enum arm_tp_type): New.
423 (target_thread_pointer): Add declaration.
424 (LEGITIMATE_CONSTANT_P): Handle TLS.
425 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
426 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
427 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
428 * config/arm/arm.md: Add UNSPEC_TLS.
430 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
432 (tls_load_dot_plus_eight): New insn and a peephole to create it.
433 (load_tp_hard, load_tp_soft): New insns.
434 * arm.opt: Add -mtp=.
435 * doc/invoke.texi (ARM Options): Document -mtp.
437 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
439 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
440 * config/arm/libunwind.S: Include "lib1funcs.asm".
441 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
442 (LIB2ADDEH): Add libunwind.S.
443 (LIB2ADDEHDEP): Add lib1funcs.asm.
444 * mklibgcc.in: Handle asm files in libgcc_eh.a.
446 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
449 * gcc/c.opt: Add a -lang-fortran option.
450 * gcc/c-opts.c: Add a lang_fortran flag.
451 (c_common_init_options): Handling the -lang-fortran option.
452 (c_common_handle_option): Add a case for Fortran options in
453 preprocessing. Remove cases for -ffixed-form and
454 -ffixed-line-length. Add a case for -lang-fortran.
456 2005-11-03 David Edelsohn <edelsohn@gnu.org>
458 * config/rs6000/rs6000.c: Include params.h
459 (optimization_options): Set max-grow-copy-bb-insns default to 16.
460 (bdesc_2arg): Delete vpkuhss and vpkuwss.
461 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
462 (UNSPEC_VPKUWSS): Delete.
463 (altivec_vpkuhss): Delete.
464 (altivec_vpkuwss): Delete.
465 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
467 (neg_eq0<mode>): Remove final condition.
468 (neg_eq<mode>): Remove condition and split-condition.
470 2005-11-04 Alan Modra <amodra@bigpond.net.au>
472 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
473 Use associated print macros.
475 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
478 * diagnostic.c (diagnostic_set_info_translated): New function.
479 (diagnostic_set_info): Use it. Add comment.
480 * diagnostic.h (diagnostic_set_info_translated): Declare.
482 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
484 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
485 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
486 reference only if 'public' is true.
487 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
488 emit the .hidden directive only if the indirect reference is public.
489 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
490 Pass it to dw2_force_const_mem.
491 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
492 * dwarf2out.c (output_cfi): Adjust calls to above function.
493 (output_call_frame_info): Likewise.
494 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
495 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
497 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
499 PR tree-optimization/24483
500 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
501 field to elts if possible.
503 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
506 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
509 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
511 Fix PR tree-optimization/24351
513 * tree-ssa-structalias.c (struct variable_info): Add
515 (get_varinfo_fc): New function to follow collapsing.
516 (new_var_info): Set collapsed_to to NULL.
517 (dump_constraint): Follow collapsing.
518 (build_constraint_graph): Handle collapsing.
519 (do_simple_structure_copy): Return false if something bad
521 (collapse_rest_of_var): New function.
522 (do_structure_copy): Collapse if do_simple_structure_copy returns
525 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
528 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
529 expressions to a statement list instead of gimplifying them.
531 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
533 PR rtl-optimization/23585
534 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
535 that can't trap plus a constant integer, if the mode has zero size.
537 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
540 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
542 ("*insv<mode>_reg_extimm"): Likewise.
544 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
547 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
548 c_common_type_for_mode returns an unnamed type.
550 2005-11-02 Richard Henderson <rth@redhat.com>
554 * dwarf2out.c (dwarf2out_reg_save_reg): New.
555 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
556 * function.c (assign_parms): Use calls.internal_arg_pointer.
557 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
559 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
560 (TARGET_CALLS): Add it.
561 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
562 * targhooks.c (default_internal_arg_pointer): New.
563 * targhooks.h (default_internal_arg_pointer): Declare.
564 * tree.h (dwarf2out_reg_save_reg): Declare.
565 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
566 * config/i386/i386.c (dbx_register_map): Add return column.
567 (dbx64_register_map, svr4_dbx_register_map): Likewise.
568 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
569 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
570 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
571 (ix86_save_reg): Save force_align_arg_pointer.
572 (ix86_emit_save_regs): Make regno unsigned.
573 (ix86_emit_save_regs_using_mov): Likewise.
574 (ix86_expand_prologue): Handle force_align_arg_pointer.
575 (ix86_expand_epilogue): Likewise.
576 * config/i386/i386.h: (dbx_register_map): Update.
577 (dbx64_register_map, svr4_dbx_register_map): Update.
578 (struct machine_function): Add force_align_arg_pointer.
579 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
580 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
581 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
583 2005-11-02 Jan Hubicka <jh@suse.cz>
586 * i386.md: Add peep2 for simplyfing array accesses.
588 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
591 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
592 * config/s390/s390.c (s390_decompose_shift_count): New function.
593 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
594 (print_shift_count_operand): Use s390_decompose_shift_count.
595 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
596 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
598 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
601 * loop.c (loop_givs_rescan): Use force_operand to expand
604 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
607 * fold-const.c (build_range_check): Use unsigned when signed
608 overflow is undefined also. If etype is subtype, make sure that
609 the subtraction is in the supertype.
611 2005-11-02 Richard Henderson <rth@redhat.com>
614 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
617 2005-11-01 Richard Henderson <rth@redhat.com>
620 * loop.c (scan_loop): Do not propagate computations to a hard
621 register destination with SMALL_REGISTER_CLASSES.
623 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
625 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
626 costs for MULT inside PLUS or MINUS.
628 2005-11-01 Bob Wilson <bob.wilson@acm.org>
630 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
631 (TRAMPOLINE_SIZE): Round up to 60.
632 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
634 2005-10-31 James E. Wilson <wilson@specifix.com>
637 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
638 ifdef. Put ifdefs around call in gen_subprogram_die.
639 (compute_frame_pointer_to_cfa_displacement): Likewise.
640 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
643 PR rtl-optimization/17356
644 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
645 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
647 2005-10-31 Jan Hubicka <jh@suse.cz>
650 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
653 * i386.c (legitimize_pic_address): Deal with large immediates.
656 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
657 from symbol names while computing checkup.
660 * predict.c (predict_loops): Do not estimate more than
661 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
662 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
664 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
666 PR tree-optimization/19097
667 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
669 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
671 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
673 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
676 * tree-inline.c (setup_one_parameter): If the init_stmt
677 is NULL, don't insert the statement.
679 2005-10-30 Jan Hubicka <jh@suse.cz>
681 PR tree-optimization/24172
682 * tree-inline.c (copy_body_r): Unshare the substituted value first.
684 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
686 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
687 constants for hosts with long != 32 bits.
689 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
692 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
694 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
696 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
697 (TARGET_MS1_16_002): New.
698 (TARGET_MS1_16_003): New.
700 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
701 ("*decrement_and_branch_until_zero_no_clobber"): New.
702 Add corresponding splitter for decrement_and_branch_until_zero
704 Key all decrement_and_branch_until_zero patterns off of
707 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
710 * tree-complex.c (extract_component): Treat RESULT_DECL
711 like the rest of the decls.
713 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
715 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
716 indirect call to _mcount if the function needs a static chain.
718 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
719 Caroline Tice <ctice@apple.com>
721 PR rtl-optimization/24460
722 * dwarf2out.c (have_switched_text_sections): New boolean variable.
723 (dwarf2out_switch_text_section): Set it to true instead of
724 incrementing separate_line_info_table_in_use.
725 (output_loc_list): Additionally test have_switched_text_sections.
726 (output_ranges): Likewise.
727 (dwarf2out_finish): Likewise.
728 * varasm.c (assemble_start_function): Do not call
729 insert_section_boundary_note.
730 (assemble_end_function): If flag_reorder_blocks_and_partition,
731 switch to the function's section before emitting the .size directive.
732 * bb-reorder.c (insert_section_boundary_note): Staticify.
733 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
734 * output.h (insert_section_boundary_note): Delete.
736 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
739 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
740 instead of pointer equality when comparing types.
742 2005-10-24 James E. Wilson <wilson@specifix.com>
744 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
745 add_dependence_list_and_free calls.
747 2005-10-24 Steven Bosscher <stevenb@suse.de>
749 * contrib.texi: Add the names of the LLNL folks who donated
750 Cray pointer support for gfortran.
752 2005-10-24 Steven Bosscher <stevenb@suse.de>
754 PR tree-optimization/24225
755 * profile.c (branch_prob): Look from end to start through a
756 basic block when looking for a locus.
758 2005-10-24 Richard Henderson <rth@redhat.com>
760 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
762 (hppa_expand_prologue): Likewise.
764 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
766 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
767 (NO_DEFERRED_PROFILE_COUNTERS): Define.
768 * pa.h (NO_PROFILE_COUNTERS): Define.
769 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
770 (funcdef_nos): New vector to hold label numbers of deferred profile
772 (output_deferred_profile_counters): New function.
773 (hppa_profile_hook): Push label number onto funcdef_nos.
774 (pa_hpux_file_end): Call output_deferred_profile_counters if
775 NO_DEFERRED_PROFILE_COUNTERS is false.
777 * pa-protos.h (get_deferred_plabel): New prototype.
778 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
780 (output_call): Adjust calls.
782 2005-10-24 Alan Modra <amodra@bigpond.net.au>
784 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
785 peculiarity of GOT/TOC section usage.
787 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
790 * c-common.c (constant_string_class_name): Add documentation.
792 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
795 * recog.c (peephole2_optimize): Increment peep2_current_count
796 only when the slot is empty.
798 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
801 * except.c (output_function_exception_table): Call
802 assemble_external_libcall if we need a personality function.
804 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
806 PR rtl-optimization/24460
807 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
808 set the basic block for barriers.
810 2005-10-21 Janis Johnson <janis187@us.ibm.com>
812 * var-tracking.c (vt_initialize): Initialize post.
814 2005-10-21 Devang Patel <dpatel@apple.com>
817 * c-common.c (vector_types_convertible_p): Check vector element type.
819 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
821 * config/sh/sh.c (prepare_move_operands): Handle the address
822 constant which is a tls symbolic address plus a constant.
824 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
827 * gcc.c (main): Use the correct counter for erroring out
828 about mulitple files.
830 2005-10-21 Alan Modra <amodra@bigpond.net.au>
833 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
834 use r2 for 64-bit tls .got access.
836 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
838 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
841 2005-10-20 Steven Bosscher <stevenb@suse.de>
843 PR tree-optimization/24307
844 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
846 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
849 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
851 * varasm.c (find_decl_and_mark_needed): After cgraph global info
852 is ready, stop marking functions, but still mark variables.
854 2005-10-20 Richard Guenther <rguenther@suse.de>
857 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
860 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
862 PR rtl-optimization/23585
863 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
864 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
865 (may_trap_p_1): New predicate extracted from...
866 (may_trap_p): ... here. Invoke may_trap_p_1.
867 (may_trap_or_fault_p): New predicate.
868 * rtl.h (may_trap_or_fault_p): Declare it.
869 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
870 instead of may_trap_p.
871 (steal_delay_list_from_fallthrough): Likewise.
872 (fill_simple_delay_slots): Likewise.
873 (fill_slots_from_thread): Likewise.
874 * function.c (pad_to_arg_alignment): Rework comment about
875 SPARC_STACK_BOUNDARY_HACK.
876 * config/sparc/sparc.h: Likewise.
878 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
880 * config/s390/s390.c (s390_expand_insv): New.
881 * config/s390/s390-protos.h (s390_expand_insv): Declare.
882 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
883 ("icm_hi"): Remove mode attribute.
884 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
886 ("*extracthi", "*extractqi"): Remove.
887 (extv<mode>", "*extzv<mode>"): New.
888 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
889 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
891 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
893 * cfgexpand.c (discover_nonconstant_array_refs_r,
894 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
895 (tree_expand_cfg): Call discover_nonconstant_array_refs.
896 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
897 discover_nonconstant_array_refs.
899 2005-10-19 Steven Bosscher <stevenb@suse.de>
902 * c-decl.c (pop_scope): Don't warn about an unused variable
903 if it is marked with TREE_NO_WARNING.
904 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
905 somenow mismatch and olddecl is to be replaced.
907 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
910 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
911 whether registers live on the edge can be saved/restored.
913 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
915 * config/sh/sh.c (fixup_mova): Skip notes.
917 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
919 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
920 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
921 (s390_can_eliminate): Handle BASE_REGNUM elimination.
922 (s390_initial_elimination_offset): Likewise.
923 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
924 register on TARGET_ZARCH targets.
925 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
926 (INITIAL_FRAME_POINTER_OFFSET): Remove.
927 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
928 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
930 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
932 * config/s390/s390.md: Comment describing output modifiers updated.
933 * config/s390/s390.c (print_operand): Likewise.
935 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
937 * config/s390/s390.c (override_options): Added check for -mstack-size
939 * doc/invoke.texi: Mention that limit in the documenation.
941 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
944 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
946 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
948 Fix PR tree-optimization/24231
950 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
951 (compute_avail): Ditto.
953 2005-10-18 Richard Henderson <rth@redhat.com>
956 * config/i386/i386.c (legitimate_constant_p): Check
957 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
959 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
960 (legitimate_pic_address_disp_p): Reorg CONST checking to make
961 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
963 (print_operand_address): Likewise.
964 * config/i386/predicates.md (x86_64_immediate_operand): Test
965 SYMBOL_REF_TLS_MODEL properly inside CONST.
966 (x86_64_zext_immediate_operand): Likewise.
967 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
968 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
969 * config/i386/i386-protos.h: Remove predicates.md entries.
971 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
973 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
974 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
976 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
977 Ian Lance Taylor <ian@airs.com>
980 * fold-const.c (fold_widened_comparison): Do not allow range based
981 constant folding when right operand cannot be unwidened.
983 2005-10-17 Richard Henderson <rth@redhat.com>
985 * builtins.c (expand_builtin_synchronize): Build a new-style asm
986 with a memory clobber.
988 2005-10-17 James E Wilson <wilson@specifix.com>
990 PR rtl-optimization/17356
991 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
992 checking for EDGE_EH.
994 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
996 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
997 the slot on an even boundary for any type with 16-byte alignment.
999 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1002 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1003 after register allocation.
1005 2005-10-17 DJ Delorie <dj@redhat.com>
1007 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1010 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1013 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1016 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1019 to 2 if it's already non-zero.
1020 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1021 is set and warn about it if flag_schedule_insns is 1.
1023 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1025 * config/crx/crx.md: Compare-and-branch instructions need to
1028 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1031 * config/i386/i386.md (*pushdi2_rex64 splitter)
1032 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1033 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1034 flow2 pass only when (optimize > 0 && flag_peephole2).
1036 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1039 * gcc.c (have_c): New static variable.
1041 (process_command): Remove declation of have_c.
1042 Set have_o to 1 when handling -o.
1043 (main): Add a fatel error if there are multiple
1044 files specified and -o and -c/-S is passed witout
1045 -combine or multiple languages.
1047 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1049 Fix PR tree-optimization/22444
1050 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1051 Assert that we don't hit something with subvars.
1052 (setup_pointers_and_addressables): Don't add things with subvars,
1053 because we'll already process the subvars for aliasing purposes.
1055 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1058 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1059 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1060 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1061 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1062 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1063 swapped, alternatives for the R constraint.
1066 * builtins.c (get_builtin_sync_mode): Make unlimited
1067 mode_for_size request.
1069 2005-10-15 Richard Henderson <rth@redhat.com>
1071 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1072 (gimplify_expr): ... here.
1073 (gimplify_compound_lval): Use it in initial scan loop. Allow
1074 fb_lvalue in base expression.
1076 2005-10-15 Richard Henderson <rth@redhat.com>
1079 * builtins.c (expand_builtin_trap): Export.
1080 * expr.h (expand_builtin_trap): Declare.
1081 * expr.c (expand_assignment): Emit a trap for integral offsets
1082 from registers that weren't reduced to bitpos.
1084 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1085 (mark_array_ref_addressable): Remove.
1086 * tree-flow.h (mark_array_ref_addressable): Remove.
1087 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1089 2005-10-15 James E Wilson <wilson@specifix.com>
1092 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1093 (add_dependence_list_and_free): Likewise.
1094 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1097 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1101 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1102 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1104 (vrp_visit_phi_node): Only prevent infinite iterations when
1105 the previous result and the new result are both VR_RANGEs.
1107 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1109 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1112 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1115 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1118 2005-10-14 Per Bothner <per@bothner.com>
1120 PR preprocessor/21250
1121 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1123 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1126 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1127 overflow flags. Refactor some conditionals.
1129 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1132 * tree-dfa.c (add_referenced_var): Only look at decls which
1133 have TREE_CONSTANT or TREE_READONLY set instead of if
1134 !TREE_PUBLIC or !TREE_CONSTANT.
1136 2005-10-13 James E Wilson <wilson@specifix.com>
1138 * doc/invoke.texi: For -x, add f95-cpp-input.
1139 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1141 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1143 PR tree-optimization/24262
1144 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1145 in loop all the time.
1147 2005-10-12 Richard Henderson <rth@redhat.com>
1150 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1151 * function.c (assign_parm_find_data_types): Don't support it.
1152 * print-tree.c (print_node): Likewise.
1153 * c-common.c (handle_transparent_union_attribute): Likewise.
1154 Use build_duplicate_type.
1155 * tree-inline.c (remap_type_1): Split out of remap_type;
1156 properly remap aggregate fields.
1157 (build_duplicate_type): New.
1158 * doc/extend.texi (Variable Attributes): Remove documentation
1159 for transparent_union.
1161 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1164 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1165 (gen_stack_pointer_dec): Likewise.
1167 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1171 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1173 (struct cxx): Add adjust_class_at_definition target hook.
1174 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1175 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1176 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1177 hook_void_tree. Add to TARGET_CXX.
1178 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1180 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1181 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1182 instead of attribute. Check for dllexport override. Warn if
1183 inconsistent dll linkage. Don't lose old dllimport if decl has
1184 had address referenced. Tweak lookup of dllimport atribute.
1185 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1186 for target specific rules. Don't add dllimport attribute if
1187 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1188 dllimport attribute.
1189 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1190 * varasm.c (initializer_constant_valid_p): Replace
1191 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1195 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1196 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1197 (i[34567]86-*-mingw32*): Likewise.
1199 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1200 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1202 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1203 C++-specific code. Change return value to bool.
1204 (i386_pe_dllimport_p): Likewise.
1205 (associated_type): Simplify and make language-independent
1206 (i386_pe_encode_section_info): Replace override of ambiguous
1207 dllimport symbol refs with a gcc_assert.
1208 (i386_pe_valid_dllimport_attribute_p): Define.
1209 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1210 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1211 i386_pe_adjust_class_at_definition.
1212 * config/i386/winnt-stubs.c: New file. Define stub versions of
1213 lang-specific functions.
1214 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1215 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1216 i386_pe_adjust_class_at_definition.
1217 (i386_pe_valid_dllimport_attribute_p): Declare.
1218 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1219 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1220 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1223 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1224 dllimport attribute with test of DECL_DLLIMPORT_P.
1226 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1228 * combine.c (make_extraction): Correct offset computation.
1230 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1232 * config/cris/t-linux (LIMITS_H_TEST): Define.
1234 2005-10-12 Richard Henderson <rth@redhat.com>
1237 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1239 2005-10-12 Richard Guenther <rguenther@suse.de>
1241 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1243 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1246 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1247 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1250 2005-10-12 Richard Guenther <rguenther@suse.de>
1253 * varasm.c (output_constant): Correct typo from previous
1256 2005-10-11 Ian Lance Taylor <ian@airs.com>
1258 PR rtl-optimization/13931
1259 * combine.c: Revert patch of 2003-05-14, and:
1260 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1261 completely killed in the appropriate insn.
1262 (distribute_notes): Don't skip multiple hard register test for
1263 elim_i1 and elim_i2.
1265 2005-10-11 Richard Henderson <rth@redhat.com>
1268 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1269 to initialize a transparent union instead of a nop_expr.
1271 2005-10-11 Richard Henderson <rth@redhat.com>
1273 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1274 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1275 (tree_ssa_dce_loop): Call scev_reset.
1278 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1279 * tree-ssa-dce.c: Include cfgloop.h.
1280 (tree_ssa_dce_loop, pass_dce_loop): New.
1281 * tree-pass.h (pass_dce_loop): Declare it.
1282 * passes.c (init_optimization_passes): Use it.
1284 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1287 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1288 Only apply the optimization for rounding builtins if the inner
1289 cast is also an extension.
1291 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1294 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1295 mark_new_vars_to_rename instead of update_stmt.
1297 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1299 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1301 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1303 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1304 for setting MMX register to 0 rather than mmx.
1306 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1309 * configure.ac: Move gas check from mips specific case to common case.
1310 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1311 * configure: Regenerate
1312 * doc/install.texi: Update.
1314 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1317 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1319 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1321 * gcc.c (do_spec_1): Accept numeric characters in file name
1324 2005-10-10 Nick Clifton <nickc@redhat.com>
1326 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1327 describing the deleted arm_gen_rotated_half_load function.
1329 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1331 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1334 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1336 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1338 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1339 (EXTRA_MULTILIB_PARTS): Define.
1340 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1341 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1342 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1343 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1344 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1345 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1347 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1349 PR tree-optimization/24226
1350 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1351 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1352 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1355 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1357 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1359 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1362 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1363 Rewrite for no need for the early clobber.
1365 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1367 Merge from csl-arm-branch:
1368 2005-09-07 Paul Brook <paul@codesourcery.com>
1369 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1372 2005-04-30 Paul Brook <paul@codesourcery.com>
1373 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1374 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1376 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1377 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1378 (arm_override_options): Use TARGET_AAPCS_BASED.
1379 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1380 (PTRDIFF_TYPE): Use int for AAPCS.
1381 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1382 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1383 (DEFAULT_SHORT_ENUMS): Delete.
1384 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1386 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1387 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1388 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1389 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1391 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1392 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1394 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1395 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1397 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1398 * config.gcc (arm*-*-linux-gnueabi): Add it.
1399 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1401 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1402 * config/arm/linux-eabi.h: New file.
1403 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1404 (LINUX_TARET_LINK_SPEC): Likewise.
1405 (LINK_SPEC): Use it.
1406 * config/arm/t-linux-eabi: New file.
1408 2005-10-08 Steven Bosscher <stevenb@suse.de>
1411 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1413 (PARAM_SMS_DFA_HISTORY): Likewise.
1415 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1418 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1419 (load_register_parameters): Call it.
1420 (check_sibcall_argument_overlap_1): Likewise.
1421 (store_one_arg): Likewise.
1423 2005-10-07 James E. Wilson <wilson@specifix.com>
1425 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1426 DImode not VECINT24 for operand 2.
1429 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1433 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1434 fr_spill): Use destination_operand for operand 0.
1436 2005-10-07 DJ Delorie <dj@redhat.com>
1438 * varasm.c (output_constant): Limit error to expanding
1441 2005-10-07 Richard Guenther <rguenther@suse.de>
1444 * fold-const.c (fold_binary): Fix operand types during folding
1445 of X op (A, Y). Evaluation order of the side-effects of
1446 X and A are frontend-defined, so ensure we honour that even for
1447 tcc_comparison class operands; eased by removing duplicate code.
1449 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1451 * stor-layout.c (layout_type): Do not allow alignment of array
1452 elements to be greater than their size.
1454 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1456 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1458 (hppa*-*-linux*): Ditto.
1459 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1460 * config/host-hpux.c: New.
1461 * config/x-hpux: New.
1462 * config/pa/x-hpux: Remove.
1463 * config/pa/x-linux: Remove.
1464 * config/pa/pa-host.c: Remove.
1466 2005-10-07 Jeff Law <law@redhat.com>
1468 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1469 determine whether or not to try and thread outgoing edges.
1471 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1473 * config/rs6000/rs6000.md (eqsi_power): New.
1474 (neg_eq0si): Add TARGET_POWER to final condition.
1477 2005-10-06 Richard Henderson <rth@redhat.com>
1479 * config/rs6000/rs6000.c: Revert last change.
1481 2005-10-06 Richard Henderson <rth@redhat.com>
1483 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1484 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1486 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1490 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1491 out return_label and naked_return_label.
1493 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1495 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1498 2005-10-06 Richard Henderson <rth@redhat.com>
1501 * tree-inline.c (declare_return_variable): Handle modify_dest not
1504 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1506 Fix PR tree-optimization/22488
1507 * tree-ssa-structalias.c (check_for_overlaps): New function.
1508 (create_variable_info_for): Use it.
1510 2005-10-06 Richard Henderson <rth@redhat.com>
1513 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1514 (dwarf2out_start_source_file): Print it.
1516 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1518 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1520 2005-10-06 Richard Henderson <rth@redhat.com>
1523 * mode-switching.c (optimize_mode_switching): Clear transp bit
1524 for block with incomming abnormal edges.
1526 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1527 (fpscr_set_from_mem): Use them.
1528 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1529 (fpscr postinc splitters): Rewrite as peephole2+split.
1531 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1533 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1534 (eq<mode>_compare): Same.
1536 2005-10-06 Richard Guenther <rguenther@suse.de>
1538 PR tree-optimization/24238
1539 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1541 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1543 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1544 here. Use AC_PATH_PROG for environment variables instead of
1546 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1548 * configure: Regenerated.
1550 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1553 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1554 then force it into a register.
1555 (call_value): Likewise.
1557 2005-10-06 Richard Henderson <rth@redhat.com>
1560 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1561 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1562 under pass_vectorize.
1564 2005-10-05 Devang Patel <dpatel@apple.com>
1567 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1568 handling constants. Check NAMESPACE_DECL context for constants.
1570 2005-10-05 Eric Christopher <echristo@apple.com>
1572 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1574 2005-10-05 Richard Henderson <rth@redhat.com>
1577 * tree-cfg.c (mark_array_ref_addressable_1): New.
1578 (mark_array_ref_addressable): New.
1579 * tree-flow.h (mark_array_ref_addressable): Declare.
1580 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1582 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1586 * reload.c (subst_reloads): When adding a REG_LABEL to a
1587 jump instruction, also update JUMP_LABEL.
1589 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1591 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1592 * bb-reorder.c (copy_bb_p): Use it.
1593 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1595 2005-10-05 Richard Henderson <rth@redhat.com>
1598 * toplev.c (process_options): Warn about unsupported combinations
1599 of unwind tables and omit-frame-pointer.
1600 * config/i386/i386.c (override_options): Similarly. Enable
1601 accumulate-outgoing-args if not explicitly disabled.
1603 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1605 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1606 Handle big endian vs. small endian.
1607 (vec_initv2sf): Handle big endian vs. small endian.
1608 (*vec_extractv2sf_1): Ditto.
1610 2005-10-05 Dale Johannesen <dalej@apple.com>
1612 * convert.c (convert_to_real): Don't convert
1613 (float)floor(double d) to floorf((float)d).
1615 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1617 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1619 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1621 PR tree-optimization/18587
1622 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1623 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1624 build_vuses): Change to VEC type.
1625 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1626 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1627 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1628 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1629 (get_name_decl): New. Return DECL_UID of base variable.
1630 (operand_build_cmp): New. qsort comparison routine.
1631 (operand_build_sort_virtual): New. Sort virtual build vector.
1632 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1633 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1634 (FINALIZE_BASE): Use get_name_decl.
1635 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1636 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1637 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1638 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1639 direct VEC_* manipulations.
1640 (build_ssa_operands): Call operand_build_sort_virtual.
1641 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1642 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1643 with direct VEC_* manipulations.
1644 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1645 with direct VEC manipulations.
1647 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1649 PR tree-optimization/21419
1650 PR tree-optimization/24146
1651 PR tree-optimization/24151
1653 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1654 (build_asm_expr): Call it if outputs are read-only.
1655 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1657 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1658 Paolo Bonzini <bonzini@gnu.org>
1662 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1663 enable the instructions and not just the built-ins.
1664 * doc/invoke.texi (x86 Options): Likewise.
1666 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1668 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1670 * doc/invoke.texi (Option Summary): Correct spelling
1671 of -mmacosx-version-min.
1673 2005-10-04 Devang Patel <dpatel@apple.com>
1675 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1678 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1680 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1681 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1683 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1685 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1686 ("TE","tg"): New mode attributes.
1687 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1688 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1689 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1690 dword_mode and one for GPRmode.
1692 2005-10-04 Ian Lance Taylor <ian@airs.com>
1694 PR preprocessor/13726
1695 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1696 any comments passed in.
1698 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1700 * tree.c (annotate_with_file_line): Fix typo.
1702 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1705 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1706 type used to access data in the inlined length == 1 case, use
1707 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1708 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1710 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1712 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1713 TARGET_SSE3 and only for TARGET_80387.
1714 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1715 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1716 Do not depend on TARGET_80387.
1718 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1720 * tree.c (last_annotated_node): Change type to location_t*.
1721 (annotate_with_file_line): Reflect the change of
1722 last_annotated_node type.
1724 2005-10-04 Richard Guenther <rguenther@suse.de>
1727 * c-decl.c (grokdeclarator): Don't write to fields
1730 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1733 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1735 * varasm.c (make_decl_rtl): If a register variable does not
1736 have a set user assmbler name, error out.
1737 Decode the asmspec is now name+1 bypassing '*'.
1739 2005-10-04 Steven Bosscher <stevenb@suse.de>
1741 PR tree-optimization/23049
1742 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1743 of a COND_EXPR is folded before calling fold on the whole rhs of a
1744 conditional assignment.
1745 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1746 document that a COND_EXPR may appear there.
1748 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1751 * tree-vrp.c (extract_range_from_assert): If the new numeric
1752 range created out of the assertion contradicts the existing
1753 numeric range of the ASSERT_EXPR variable, make the new range
1756 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1758 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1759 from T_REGS to FP register class.
1761 2005-10-03 Richard Henderson <rth@redhat.com>
1764 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1765 before creating a new one.
1767 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1769 * config/rs6000/t-aix43 (LDFLAGS): New.
1770 * config/rs6000/t-aix52 (LDFLAGS): New.
1772 2005-10-03 Ian Lance Taylor <ian@airs.com>
1774 * gimplify.c (find_single_pointer_decl_1): New static function.
1775 (find_single_pointer_decl): New static function.
1776 (internal_get_tmp_var): For a formal variable, set restrict base
1777 information if appropriate.
1778 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1780 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1781 (DECL_GET_RESTRICT_BASE): Define.
1782 (SET_DECL_RESTRICT_BASE): Define.
1783 (decl_restrict_base_lookup): Declare.
1784 (decl_restrict_base_insert): Declare.
1785 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1786 * tree.c (restrict_base_for_decl): New static variable.
1787 (init_ttree): Initialize restrict_base_for_decl.
1788 (copy_node_stat): Copy restrict base information.
1789 (decl_restrict_base_lookup): New function.
1790 (decl_restrict_base_insert): New function.
1791 (print_restrict_base_statistics): New static function.
1792 (dump_tree_statistics): Call print_restrict_base_statistics.
1794 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1797 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1798 case of anti-ranges.
1800 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1803 * c-typeck.c (tagged_tu_seen): Rename to ...
1804 (tagged_tu_seen_cache): this and add val field.
1805 (comptypes): Move functional to comptypes_internal
1806 and free tagged_tu_seen.
1807 (comptypes_internal): New function and call comptypes_internal
1808 instead of comptypes. Speed up by sibcalling
1809 tagged_types_tu_compatible_p.
1810 (alloc_tagged_tu_seen): New function
1811 (free_all_tagged_tu_seen_up_to): New function.
1812 (tagged_types_tu_compatible_p): Return the val of the seen two
1814 Add that the two types are the same to tagged_tu_seen_base
1815 if they are and call comptypes_internal instead of comptypes.
1816 <case UNION_TYPE>: Speed up common type where the fields are
1818 (function_types_compatible_p): Call comptypes_internal instead of
1820 (type_lists_compatible_p): Likewise.
1821 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1823 2005-10-02 Matthias Klose <doko@debian.org>
1825 * doc/invoke.texi: Fix typo and speling error.
1827 2005-10-01 Richard Henderson <rth@redhat.com>
1829 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1831 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1833 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1834 using --start-group and --end-group.
1836 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1838 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1839 FIXME note regarding quirky semantics.
1841 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1844 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1845 non-null range as a last resort.
1847 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1848 Diego Novillo <dnovillo@redhat.com>
1851 * tree-vrp.c (extract_range_from_assert): For !=
1852 assertions, only build an anti-range if LIMIT is a
1853 single-valued range.
1855 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1857 * arm.md (movqi): On thumb when optimizing, handle loading from
1858 memory by describing this as taking a subreg of a zero-extended load
1859 into an SImode register.
1862 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1864 * reload1.c (merge_assigned_reloads): Do not change any
1865 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1867 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1869 * Makefile.in (LIPO_FOR_TARGET): Define.
1870 (STRIP_FOR_TARGET): Define.
1872 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1873 before creating new ones. Do symlinks before creating the actual
1876 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1877 to work out which multilibs are actually being built.
1879 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1881 * tree-vect-transform.c, config/ms1/ms1.md,
1882 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1883 Follow spelling conventions.
1884 * doc/invoke.texi, doc/md.texi: Fix typos.
1886 2005-09-30 Andrew Macleod <amacleod@redat.com>
1888 PR tree-optimization/21430
1889 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1890 use operands, and set stmt pointer if need be.
1891 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1892 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1895 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1898 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1900 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1902 * optabs.c (expand_binop): Initialize first_pass_p.
1904 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1907 * c-decl.c (c_write_global_declarations_1): If any
1908 wrapup_global_declaration_2 call returned true, restart the loop.
1910 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1912 Fix PR tree-optimization/24117
1913 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1914 before considering whether to use anyoffset.
1916 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1920 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1922 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1924 (swap_commutative_operands_with_target): New.
1926 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1929 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1932 2005-09-29 Steven Bosscher <stevenb@suse.de>
1934 PR tree-optimization/23911
1935 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1936 and IMAGPART_EXPR too.
1938 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1941 * expmed.c (expand_shift): Move logic to reverse rotation
1942 direction when rotating by constants ...
1943 * optabs.c (expand_binop): ... here.
1944 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1945 (ix86_rotrdi3): New pattern.
1946 (rotldi3): Handle 32-bit mode.
1947 (ix86_rotldi3): New pattern.
1949 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1952 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1953 check for numbers that need no bit twiddle.
1955 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1957 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1958 multilib to be built.
1960 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1961 (stage1-start): Delete old libgcc and libunwind before moving
1962 anything into the stage directory.
1963 (stage2-start): Likewise.
1964 (stage3-start): Likewise.
1965 (stage4-start): Likewise.
1966 (stageprofile-start): Likewise.
1967 (stagefeedback-start): Likewise.
1968 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1969 header in tm_file and CPU-specific t-darwin in tmake_file.
1970 (i[34567]86-*-darwin*): Don't change tm_file.
1971 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1972 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1973 shared library stub for target OS version.
1974 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1975 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1976 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1977 (libgcc_s.%.dylib): New.
1979 (install-darwin-libgcc-stubs): New.
1980 (INSTALL_LIBGCC): New append.
1981 * config/i386/darwin-libgcc.10.4.ver: New.
1982 * config/i386/darwin-libgcc.10.5.ver: New.
1983 * config/i386/t-darwin: New.
1984 * config/rs6000/darwin-libgcc.10.4.ver: New.
1985 * config/rs6000/darwin-libgcc.10.5.ver: New.
1986 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1987 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1989 2005-09-28 Paul Brook <paul@codesourcery.com>
1991 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1994 2005-09-28 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/23853
1997 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1998 host_integerp to verify misalignment value.
2000 2005-09-28 Richard Henderson <rth@redhat.com>
2002 * builtins.c (get_builtin_sync_mode): New.
2003 (expand_builtin_sync_operation): Pass in mode argument.
2004 (expand_builtin_compare_and_swap): Likewise.
2005 (expand_builtin_lock_test_and_set): Likewise.
2006 (expand_builtin_lock_release): Likewise.
2007 (expand_builtin): Update to match.
2009 2005-09-28 Nick Clifton <nickc@redhat.com>
2011 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2012 formatting. Add check to PLUS case to ensure that the offset is
2013 within an acceptable range.
2015 * config/v850/v850.md (casesi): Disable the generation of the
2016 switch pattern as it is not being handled properly at the moment.
2018 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2019 for when the high words are identical.
2021 2005-09-27 Richard Henderson <rth@redhat.com>
2023 * pretty-print.c (pp_base_format): Fix typo for %>.
2025 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2026 Devang Patel <dpatel@apple.com>
2028 PR tree-optimization/23625
2029 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2030 LABEL_EXPR, assertion check.
2032 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2034 * optabs.c (no_conflict_move_test): Check if a result of a
2035 to-be-moved insn would be clobbered by an originally
2038 2005-09-27 Jeff Law <law@redhat.com>
2040 * passes.c (init_optimization_passes): Replace copy propagation
2041 passes immediately after DOM with phi-only copy propagation
2042 pases. Add phi-only copy propagation pass after first DOM pass.
2043 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2044 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2045 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2046 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2047 to init_copy_prop. Callers updated.
2048 (do_phi_only_copy_prop): New function.
2049 (pass_phi_only_copy_prop): New pass descriptor.
2051 2005-09-27 Nick Clifton <nickc@redhat.com>
2053 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2055 2005-09-26 Jason Merrill <jason@redhat.com>
2058 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2060 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2062 2005-09-26 James E Wilson <wilson@specifix.com>
2064 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2065 copyright. Add gcc copyright plus libgcc exception.
2066 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2068 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2070 2005-09-26 Jeff Law <law@redhat.com>
2072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2073 about when to iterate.
2075 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2078 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2079 for __complex__ double in -mcpu=G5 mode.
2081 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2083 PR tree-optimization/23942
2084 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2085 * tree-scalar-evolution.c: Include params.h.
2087 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2088 follow_ssa_edge_in_condition_phi_branch,
2089 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2090 Change return type to t_bool. Use a parameter to limit the size of
2091 trees that are walked before stopping
2092 (analyze_evolution_in_loop): Initialize the limit to 0.
2093 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2094 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2096 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2099 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2100 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2102 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2104 * combine.c (make_extraction): Check for valid use of subreg.
2106 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2109 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2110 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2111 ("fist<mode>2_with_temp"): Use only register operands.
2113 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2115 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2116 CALL_INSN_FUNCTION_USAGE.
2118 2005-09-26 Richard Guenther <rguenther@suse.de>
2121 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2122 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2123 (ldst_entry): Use the hashtable instead of list-walking.
2124 (find_rtx_in_ldst): Likewise.
2125 (free_ldst_entry): Free the hashtable.
2126 (compute_ld_motion_mems): Create the hashtable.
2127 (trim_ld_motion_mems): Remove entry from hashtable if
2128 removing it from list.
2129 (compute_store_table): Likewise^2.
2130 (store_motion): Free hashtable in case we did not see
2133 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2135 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2136 and arg1 if we are passing them to fold_build2.
2138 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2141 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2144 2005-09-25 Richard Henderson <rth@redhat.com>
2146 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2147 SYMBOL_REF_TLS_MODEL to be correct.
2149 2005-09-24 Richard Henderson <rth@redhat.com>
2151 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2152 end of function. Reindent.
2154 2005-09-24 Ian Lance Taylor <ian@airs.com>
2156 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2157 NEGATE_EXPR/BIT_NOT_EXPR case.
2159 2005-09-24 Richard Henderson <rth@redhat.com>
2161 * c-common.c (handle_mode_attribute): When not modifying in place,
2162 create subtypes for enumerations.
2163 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2164 * gimplify.c (create_tmp_from_val): Likewise.
2166 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2168 * config/i386/i386.md (*tls_global_dynamic_64,
2169 *tls_local_dynamic_base_64): Add missing mode to call.
2170 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2172 2005-09-24 Jan Hubicka <jh@suse.cz>
2174 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2175 (cgraph_clone_node): Likewise.
2176 * cgraph.h (cgraph_clone_edge): Update prototype.
2177 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2178 duplicated prototypes; add updating argument.
2179 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2180 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2182 (cgraph_mark_inline_edge): Likewise.
2183 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2184 (cgraph_flatten_node): Likewise.
2185 (cgraph_decide_recursive_inlining): Likewise.
2186 (cgraph_decide_inlining_of_small_function): Likewise.
2187 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2189 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2190 Pete Steinmetz <steinmtz@us.ibm.com>
2192 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2193 (rldic.): Set type to "compare".
2195 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2196 mfjmpr for MFCTR/MFLR.
2197 (movdf_hardfloat64): Same.
2198 (movdf_softfloat64): Same. Correct order of store and move types.
2199 (movti_string): Set type to store_ux/load_ux.
2200 (load_multiple): Set type to load_ux.
2201 (store_multiple): Set type to store_ux.
2202 (movmemsi): Set type to store_ux.
2203 (output_cbranch direct_return): Set type to jmpreg.
2204 (stmw): Set type to store_ux.
2205 (lmw): Set type to load_ux.
2206 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2207 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2208 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2209 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2210 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2211 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2212 (rios1-fpstore): Increase latency to 3.
2213 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2214 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2216 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2217 Andrew Pinski <pinskia@physics.uc.edu>
2219 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2220 operand2 constraint to "b".
2221 (sync_<fetchop_name>di_internal): Same.
2222 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2224 (sync_old_<fetchop_name>di_internal): Same.
2225 (sync_new_<fetchop_name>si_internal): Same.
2226 (sync_new_<fetchop_name>di_internal): Same.
2228 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2231 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2232 case, define as macros.
2234 PR rtl-optimization/23837
2235 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2236 clobber / clobber match between dest and p->first.
2238 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2239 (no_conflict_move_test): Update comments.
2241 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2243 * doc/install.texi: Update URL for Jacks.
2244 * doc/sourcebuild.texi: Likewise.
2246 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2249 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2250 registers when choosing register preferences.
2251 (movdf_hardfloat64): Same.
2253 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2255 * expmed.c (expand_shift): Don't use the target of the rotate as
2256 target for the first expanded shift insn.
2257 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2259 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2261 PR tree-optimization/22438
2262 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2263 preserved iv rhs rewriting specially.
2265 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2267 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2268 estimate_only is true.
2269 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2270 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2271 tree-ssa-structalias.c
2272 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2273 ref_contains_indirect_ref.
2274 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2276 2005-09-21 DJ Delorie <dj@redhat.com>
2278 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2280 (mn10300_return_in_memory): Support variable size types also.
2281 (mn10300_pass_by_reference): Likewise.
2282 (mn10300_function_value): New.
2283 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2284 (FUNCTION_OUTGOING_VALUE): Likewise.
2285 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2286 * doc/invoke.texi: Document it.
2288 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2291 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2292 force integer op1 into register for XFmode compares.
2294 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2297 * expmed.c (alg_code): Add alg_impossible.
2298 (alg_hash_entry): Add cost.
2299 (synth_mult): Record alg_impossible in the hash table if
2300 multiplication by a given integer is impossble within the
2301 limit. Speed up using alg_impossible.
2303 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2305 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2306 argument. Allow and set any offset if needs_anyoffset is passed
2308 (get_constraint_for): Add argument here too.
2310 (do_structure_copy): Pass NULL to get_constraint_for.
2311 (handle_ptr_arith): Ditto.
2312 (find_func_aliases): Ditto.
2314 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2316 PR rtl-optimization/23898
2317 * output.h (get_attr_min_length): Declare.
2318 * final.c (get_attr_length_1): New function, broken out of:
2320 (get_attr_min_length): New function.
2321 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2322 (duplicate_computed_gotos): Likewise.
2323 * genattr.c (insn_min_length): Generate declaration.
2324 * genattrtab.c (min_fn, min_attr_value): New functions.
2325 (make_length_attrs): Generate insn_min_length.
2327 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2329 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2331 2005-09-20 Richard Henderson <rth@redhat.com>
2333 PR tree-optimization/24059
2334 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2337 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2339 * c.opt (fextended-identifiers): New.
2340 * c-opts.c (c_common_handle_option): Handle
2341 -fextended-identifiers.
2342 * doc/cpp.texi: Update documentation of extended identifiers.
2343 * doc/cppopts.texi (-fextended-identifiers): Document.
2345 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2347 PR tree-optimization/23929
2348 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2351 PR tree-optimization/23818
2352 * tree-stdarg.c (execute_optimize_stdarg): Call
2353 calculate_dominance_info.
2355 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2357 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2358 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2359 (compute_overlap_steps_for_affine_1_2): Use
2360 get_number_of_iters_for_loop.
2361 (analyze_subscript_affine_affine): Check whether difference is
2363 Use get_number_of_iters_for_loop.
2364 Check whether overlap occurs outside of bounds.
2365 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2367 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2369 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2370 base register if possible.
2372 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2374 PR tree-optimization/18463
2375 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2376 converting it directly is not possible.
2377 (chrec_convert_aggressive): New function.
2378 * tree-chrec.h (chrec_convert_aggressive): Declare.
2379 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2380 Fold chrec conversions aggressively if asked to.
2381 (instantiate_parameters): Modified because of changes in
2382 instantiate_parameters_1.
2384 2005-09-19 Richard Henderson <rth@redhat.com>
2386 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2387 (reduc_splus_v2df): New.
2389 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2391 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2392 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2394 2005-09-19 Richard Henderson <rth@redhat.com>
2396 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2399 2005-09-19 Richard Henderson <rth@redhat.com>
2401 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2402 (ia64_expand_dot_prod_v8qi): New.
2403 * config/ia64/ia64-protos.h: Update.
2404 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2405 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2406 sdot_prodv8qi, sdot_prodv4hi): New.
2407 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2409 2005-09-19 Richard Henderson <rth@redhat.com>
2412 * real.c (exact_real_truncate): Return false if the format cannot
2413 represent the number as a normal.
2415 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2416 for a memory source.
2418 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2420 * tree-ssa-operands.c (swap_tree_operands): Export.
2421 * tree.h (swap_tree_operands): Declare.
2422 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2423 Call swap_tree_operands.
2425 2005-09-19 Richard Henderson <rth@redhat.com>
2427 * tree-flow.h (merge_alias_info): Declare.
2428 * tree-ssa-copy.c (merge_alias_info): Export.
2429 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2430 (vect_create_data_ref_ptr): Use create_iv directly.
2431 (vectorizable_load): Use correct types for integer constants.
2432 (vect_generate_tmps_on_preheader): Likewise.
2433 (vect_gen_niters_for_prolog_loop): Likewise.
2435 2005-09-19 Steven Bosscher <stevenb@suse.de>
2437 PR rtl-optimization/23943
2438 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2440 2005-09-18 Jan Hubicka <jh@suse.cz>
2442 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2444 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2446 * varasm.c (output_constant): Do not abort on conversions to union
2447 types between different sizes.
2449 2005-09-18 Richard Guenther <rguenther@suse.de>
2452 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2455 2005-09-18 Paul Brook <paul@codesourcery.com>
2457 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2459 2005-09-17 Richard Henderson <rth@redhat.com>
2461 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2462 * tree-ssa-loop.c (pass_vect_dce): Remove.
2463 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2466 2005-09-17 Richard Henderson <rth@redhat.com>
2468 * tree-pass.h (pass_vect_dce): Declare.
2469 * passes.c (init_optimization_passes): Add it.
2470 * tree-flow.h (tree_ssa_dce): Declare.
2471 * tree-ssa-dce.c (tree_ssa_dce): Export.
2472 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2473 (gate_tree_vectorize): ... here.
2474 (pass_vect_dce): New.
2476 2005-09-17 Jan Hubicka <jh@suse.cz>
2478 * except.c (struct eh_status): Turn region_array into vec.
2479 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2480 convert_from_eh_region_ranges, find_exception_handler_labels,
2481 current_function_has_exception_handlers, assign_filter_values,
2482 build_post_landing_pads, dw2_build_landing_pads,
2483 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2484 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2485 foreach_reachable_handler, can_throw_internal_1,
2486 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2488 (duplicate_eh_region_1): Update region_array.
2489 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2491 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2494 * expmed.c (expand_mult): Substitute simple register for op0 when
2497 2005-09-17 Richard Henderson <rth@redhat.com>
2499 * expr.c (emit_move_via_integer): Add force argument, pass it on
2500 to emit_move_change_mode. Update callers.
2501 (emit_move_complex): Pass true to new force argument.
2502 * function.c (expand_function_end): Move expand_eh_return call
2503 earlier. Merge sub-word complex values into a pseudo before
2504 copying to the return hard register.
2506 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2508 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2509 between different sizes.
2511 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2515 * passes.c (init_optimization_passes): Register dump files for
2518 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2520 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2521 * config/s390/s390.c (s390_overlap_p): New function.
2522 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2523 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2526 2005-09-16 Richard Guenther <rguenther@suse.de>
2528 * ipa-pure-const.c (static_execute): Free auxiliar information.
2529 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2530 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2532 2005-09-15 DJ Delorie <dj@redhat.com>
2534 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2536 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2538 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2540 (swap_commutative_operands_with_target): New.
2542 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2544 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2547 (estimate_iters_using_array): New function.
2548 * tree-data-ref.h (estimate_iters_using_array): Prototype
2549 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2550 Use estimate_iters_using_array instead of analyze_array.
2552 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2554 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2557 2005-09-15 Michael Matz <matz@suse.de>
2559 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2561 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2563 PR tree-optimization/23835
2564 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2565 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2567 2005-09-14 Richard Henderson <rth@redhat.com>
2569 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2570 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2572 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2574 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2575 in the ARRAY_TYPE case.
2577 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2579 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2581 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2584 * tree-vect-transform.c (vectorizable_operation): Return false for
2585 scalar shift operations and for vector shift operations with
2586 non-invariant shift arguments. Use scalar tree operand op1 as
2587 a shift operand when vector shift insn pattern uses scalar shift
2589 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2591 2005-09-14 Olivier Hainque <hainque@adacore.com>
2593 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2594 value if it has side-effects.
2596 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2599 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2601 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2603 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2604 passed as NAME as if it were label at start of function code.
2606 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2608 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2611 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2613 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2614 as early clobber. Rewrite so the PIC register is not implicitly used.
2616 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2618 * tree.c (annotate_with_file_line): Compare line numbers before
2621 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2624 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2625 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2627 2005-09-13 Ian Lance Taylor <ian@airs.com>
2629 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2630 than a HOST_WIDEST_INT to gen_doloop_begin.
2632 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2634 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2636 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2638 PR tree-optimize/23817
2639 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2641 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2644 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2645 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2646 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2647 (restore_stack_nonlocal): Likewise.
2648 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2650 2005-09-12 Ian Lance Taylor <ian@airs.com>
2653 * c.opt (ffriend-injection): New C++ option.
2654 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2655 (C++ Dialect Options): Document -ffriend-injection.
2657 2005-09-12 Josh Conner <jconner@apple.com>
2660 * ipa-reference.c (static_execute): Don't mark variables in
2661 named sections TREE_READONLY.
2663 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2665 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2668 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2670 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2671 V_MUST_DEF instead of just the first_use_p.
2672 Don't mark the virtual variables for renaming on the statement which
2674 (pass_dse): Remove TODO_update_ssa.
2676 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2679 * stor-layout.c (compute_record_mode): For records with a single
2680 field, actually check the field's mode size against the type size.
2682 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2683 registers for TARGET_SHMEDIA.
2684 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2685 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2686 of GENERAL_REGS and FP_REGS.
2688 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2690 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2692 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2694 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2695 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2696 are omitted. Exclude stack_tie insn too.
2698 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2700 PR rtl-optimization/23098
2701 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2703 * config/rs6000/rs6000.md (movdf splitter): Use
2704 const_double_operand predicate for TARGET_POWERPC64.
2705 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2706 SYMBOL_REF method to ABI_V4.
2708 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2709 replace_equiv_address.
2710 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2711 rs6000_sr_alias_set and MEM_NOTRAP.
2712 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2714 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2716 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2717 handle CALL_EXPR again.
2719 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2721 * arm/predicates.md (alignable_memory_operand): Delete.
2723 2005-09-10 Richard Henderson <rth@redhat.com>
2726 * dbxout.c (dbxout_expand_expr): New.
2727 (dbxout_symbol): Use it.
2729 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2731 * arm.c (arm_gen_rotated_half_load): Delete.
2732 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2733 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2734 (thumb_set_return_address): Likewise.
2735 (thumb_load_double_from_address): Use adjust_address.
2736 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2737 (extendhsisi2_mem, movhi_bytes): Use change_address.
2738 (movhi): Use widen_memory_access.
2739 (reload_out_df): Use replace_equiv_address.
2740 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2742 2005-09-09 Richard Henderson <rth@redhat.com>
2745 * dbxout.c: Include expr.h.
2746 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2747 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2748 * Makefile.in (dbxout.o): Add EXPR_H.
2750 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2752 PR tree-optimization/23509
2753 * tree-cfg.c (replace_uses_by): Use replace_exp.
2754 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2755 pointers have name_mem_tag or type_mem_tag set.
2757 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2759 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2760 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2761 of wrongly accessing operands.
2763 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2765 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2766 * tree-chrec.c: Include tree-scalar-evolution.h.
2767 (chrec_convert): Instantiate the base and step before calling
2768 scev_probably_wraps_p that would fail on parametric evolutions.
2769 Collect all the fails into a single section failed_to_convert,
2770 print a diagnostic, and return chrec_dont_know instead of calling
2772 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2773 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2775 (scev_const_prop): Don't replace the definition of a loop closed ssa
2776 phi node by itself, or by another loop closed ssa phi node.
2777 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2778 that base and step are defined.
2780 2005-09-09 Richard Guenther <rguenther@suse.de>
2783 * fold-const.c (fold_ternary): Check truth_value_p before
2784 calling invert_truthvalue.
2786 2005-09-09 Nick Clifton <nickc@redhat.com>
2788 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2789 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2790 dimension of these arrays.
2791 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2793 * longlong.h: Only provide a prototype for the __clz_tab[] array
2794 if this header has not been included from libgcc2.h.
2795 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2797 Provide prototypes for exported functions.
2798 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2801 2005-09-08 Josh Conner <jconner@apple.com>
2805 * expr.c (expand_expr_addr_expr_1): Don't invoke
2806 expand_simple_binop for EXPAND_INITIALIZER.
2808 2005-09-08 Richard Henderson <rth@redhat.com>
2811 * toplev.c (wrapup_global_declaration_1): Split out ...
2812 (wrapup_global_declaration_2): ... from ...
2813 (wrapup_global_declarations): ... here. Return bool.
2814 (check_global_declaration_1): Split out ...
2815 (check_global_declarations): from here.
2816 (emit_debug_global_declarations): New.
2817 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2818 check_global_declaration_1, emit_debug_global_declarations): Declare.
2819 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2820 of decls. Call wrapup_global_declaration_1,
2821 wrapup_global_declaration_2, check_global_declaration_1 directly.
2822 (c_write_global_declarations_2): New.
2824 (c_write_global_declarations): Call c_write_global_declarations_2.
2825 * langhooks.c (write_global_declarations): Call
2826 emit_debug_global_declarations.
2828 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2829 remove decls that have DECL_RTL_SET_P.
2830 * passes.c (rest_of_decl_compilation): Invoke
2831 cgraph_varpool_finalize_decl for all but functions.
2833 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2835 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2836 the result of a conversion if the new min and max cannot be compared.
2838 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2840 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2841 (override_options): Setting s390_sr_alias_set removed.
2842 (save_fpr, save_gprs): Set alias set to vararg or frame.
2843 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2844 s390_sr_alias_set with get_frame_alias_set ().
2845 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2846 get_varargs_alias_set ().
2848 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2852 * c-parser.c (c_parser_objc_method_definition): If the next
2853 token is not "{", error out and don't start the function.
2855 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2857 * tree-vrp.c (extract_range_from_expr): Move the check for non
2858 nullness after the check for gimple invariant.
2860 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2862 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2864 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2867 * config/m32r.md (movmemsi_internal): Canonicalize order of
2868 operands in PLUS component of template.
2870 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2872 * reload1.c (fixup_eh_region_note): Remove assertion.
2873 (fixup_abnormal_edges): Reverted removal of call to
2874 find_many_sub_basic_blocks made on 2005-08-31.
2876 2005-09-07 Richard Henderson <rth@redhat.com>
2878 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2879 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2880 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2881 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2882 rearrange for better packing.
2883 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2884 (lookup_cfa_1): Remove inline marker.
2885 (cfa_equal_p): Split out of ...
2886 (def_cfa_1): ... here. Use INVALID_REGNUM.
2887 (build_cfa_loc): Handle !cfa->indirect.
2888 (frame_pointer_cfa_offset): New.
2889 (dbx_reg_number): Assert register elimination performed; do
2890 leaf register remapping.
2891 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2892 (eliminate_reg_to_offset): New.
2893 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2894 for verifiably local stack frame addresses; re-base to CFA.
2895 (mem_loc_descriptor): Remove can_use_fbreg argument.
2896 (concat_loc_descriptor, loc_descriptor): Likewise.
2897 (containing_function_has_frame_base): Remove.
2898 (rtl_for_decl_location): Don't do register elimination or
2899 leaf register remapping here.
2900 (secname_for_decl): Split out from ..
2901 (add_location_or_const_value_attribute): ... here.
2902 (convert_cfa_to_loc_list): New.
2903 (compute_frame_pointer_to_cfa_displacement): New.
2904 (gen_subprogram_die): Use them.
2905 * tree.h (frame_base_decl): Remove.
2906 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2907 (prologue_stack_adjust): Remove.
2908 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2909 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2910 (set_frame_base_location): Remove.
2911 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2912 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2913 (vt_add_function_parameters): Don't eliminate_regs.
2914 (vt_initialize): Don't create frame_base_decl.
2916 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2918 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2919 version of GNU binutils for 4.x and later.
2921 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2923 * ggc-page.c (ggc_push_context): Remove.
2924 (ggc_pop_context): Likewise.
2925 * ggc.h (ggc_push_context): Remove.
2926 (ggc_pop_context): Likewise.
2928 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2931 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2932 returning from an interrupt handler.
2934 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2937 * config/arc/arc.c (output_shift): Add check for loop count when
2940 2005-09-06 Steven Bosscher <stevenb@suse.de>
2942 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2944 (abs_replacement): Likewise.
2945 (pass_phiopt): Remove TODO_update_ssa.
2947 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2950 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2951 if "return with no value, in function returning non-void" warning
2953 * tree-cfg.c (execute_warn_function_return): Don't look at
2954 RETURN_EXPRs with TREE_NO_WARNING set.
2957 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2958 for internal functions doesn't use registers used by global registers
2959 variables. Use fewer register parameters if there are global register
2962 2005-09-06 Olivier Hainque <hainque@adacore.com>
2963 Eric Botcazou <ebotcazou@adacore.com>
2966 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2967 when we would be extracting outside its bit span (bitpos+bitsize
2968 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2969 Ada unchecked conversions.
2971 2005-09-06 Steven Bosscher <stevenb@suse.de>
2973 * tree-ssa-pre.c (try_look_through_load): New function.
2974 (compute_avail): Use it to try to look through loads for some
2975 more useful expressions.
2977 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2979 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2980 condition for detecting cases like (a&a) and (a^a).
2982 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2984 * common.opt: Add option ftree-vect-loop-version.
2985 * params.def: Add --param vect-max-version-checks.
2986 * doc/invoke.texi: Document ftree-vect-loop-version and
2987 --param vect-max-version-checks.
2988 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2989 may_misalign_stmts and defines for accessors.
2990 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2991 LOOP_VINFO_MAY_MISALIGN_STMTS.
2992 (destroy_loop_vec_info): VEC_free for
2993 LOOP_VINFO_MAY_MISALIGN_STMTS.
2994 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2995 Update documentation.
2996 (vect_update_misalignment_for_peel): New.
2997 (vect_enhance_data_refs_alignment): Update to choose loop
2998 peeling or loop versioning if appropriate for the (potentially)
2999 unaligned data references in the loop.
3000 (vect_analyze_data_refs_alignment): Remove call to
3001 vect_enhance_data_refs_alignment so the checks can be done
3003 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3004 and move up call to vect_analyze_data_refs_alignment.
3005 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3006 (vect_transform_loop): Add call to loop_version.
3008 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3010 PR rtl-optimization/23098
3011 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3012 * simplify-rtx.c (constant_pool_reference_p): New function.
3013 * rtl.h (constant_pool_reference_p): New prototype.
3014 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3015 constant_pool_reference_p in condition and
3016 avoid_constant_pool_reference in preparation statements.
3018 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3020 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3021 STRICT_LOW_PART SETs.
3023 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3026 * except.c (sjlj_emit_function_enter): Find the function begin
3027 note even when it's not in first basic block.
3029 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3031 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3032 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3033 * aclocal.m4: Regenerate.
3035 2005-09-05 DJ Delorie <dj@redhat.com>
3037 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3040 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3042 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3043 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3044 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3045 Follow spelling conventions.
3046 * doc/invoke.texi: Follow spelling conventions.
3048 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3050 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3051 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3052 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3054 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3057 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3058 (output_stack_adjust): Use gen_tmp_stack_mem.
3059 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3060 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3061 (sh_get_pr_initial_val): Likewise.
3062 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3063 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3064 * sh.md (divsi_inv_m0): Use gen_const_mem.
3065 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3066 (movdf_i4+1): Use gen_tmp_stack_mem.
3067 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3068 (fpu_switch+2): Likewise.
3069 (movv4sf_i, movv16sf_i): Use adjust_address.
3070 (symGOT_load): Set MEM_NOTRAP_P bit.
3072 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * pa.c (emit_move_sequence): Fix typo in last change.
3077 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3079 PR rtl-optimization/23454
3080 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3083 2005-09-03 Richard Henderson <rth@redhat.com>
3084 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3087 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3090 2005-09-02 Nicolas Pitre <nico@cam.org>
3092 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3093 to bit_count to 32 bits.
3095 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3098 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3099 generating synthetic loads from volatile lvalues.
3101 005-09-02 Nick Clifton <nickc@redhat.com>
3103 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3104 __ctzhi2, __clzhi2): New functions.
3106 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3109 * tree-nested.c (struct var_map_elt): Mark with GTY.
3110 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3112 (lookup_field_for_decl): Allocate new element in GC memory.
3113 (lookup_tramp_for_decl): Likewise.
3114 (convert_nl_goto_reference): Likewise
3115 (create_nesting_tree): Allocate info in GC memory. Likewise for
3117 (free_nesting_tree): Free with ggc_free instead of free.
3118 (root): New static variable.
3119 (lower_nested_functions): Remove root as local variable. And zero out
3120 root at the end of the function.
3122 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3124 PR rtl-optimization/20365
3125 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3126 to short. New member ix.
3127 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3128 (simplify_plus_minus): Initialize ix members before calling qsort.
3130 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3132 PR tree-optimization/23626
3133 * tree-cfg.c (replace_uses_by): Clean up eh info.
3135 2005-09-01 DJ Delorie <dj@redhat.com>
3137 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3140 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3142 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3143 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3146 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3148 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3149 do not issue warning for a variable definition following
3152 2005-09-01 Richard Henderson <rth@redhat.com>
3155 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3156 conversion to CONST_VECTOR.
3158 2005-09-01 Richard Henderson <rth@redhat.com>
3161 * reload1.c (reload_as_needed): Check !CALL_P before calling
3162 fixup_eh_region_note.
3163 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3165 2005-09-01 DJ Delorie <dj@redhat.com>
3167 * varasm.c (output_constant): Let the target resolve
3168 conversions of addresses to non-default pointer sizes.
3170 2005-09-01 Nicolas Pitre <nico@cam.org>
3172 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3173 to alow matching ARM pre-indexed addressing mode.
3174 (arm_override_options): Remove now irrelevant comment.
3176 2005-09-01 Phil Edwards <phil@codesourcery.com>
3178 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3179 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3180 * config/i386/vxworks.h: Likewise.
3181 * config/i386/t-vxworksae: New file, for VxWorks AE.
3182 * config/i386/vxworksae.h: Likewise.
3184 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3186 PR tree-optimization/23410
3187 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3188 sequence is not wrapping during the first step.
3190 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3193 * dwarf2out.c (base_type_die): Compare char_type_node with
3194 TYPE_MAIN_VARIANT (type), not type.
3196 2005-09-01 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/15366
3199 * common.opt: Add -finline-functions-called-once.
3200 Put -fearly-inlining in alphabetically ordered place.
3201 * doc/invoke.texi: Document new option.
3202 * ipa-inline.c (cgraph_decide_inlining): Honour
3203 flag_inline_functions_called_once.
3205 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3207 PR rtl-optimization/23478
3208 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3209 (alloc_qty): Initialize it.
3210 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3211 (combine_regs): Combine also n_throwing_calls_crossed fields.
3212 (find_free_reg): Don't attempt to caller-save pseudos crossing
3213 calls that might throw.
3214 * global.c (struct allocno): Add throwing_calls_crossed field.
3215 (global_alloc): Revert 2005-08-22 change. Initialize
3216 throwing_calls_crossed.
3217 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3220 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3223 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3224 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3225 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3226 (and64_2_operand): Tweak to use predicate.
3227 (and_operand): Adjust for mask_operand changes.
3228 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3229 (print_operand): Likewise.
3230 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3231 (mask64_1or2_operand): Delete.
3232 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3233 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3234 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3235 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3236 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3237 (rotldi3_internal4): Likewise.
3238 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3239 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3240 (ashldi3_internal7): Likewise.
3241 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3242 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3243 (anddi3 split): Don't match mask64_operand.
3244 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3245 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3246 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3247 't' splitter predicate.
3248 (movdi_internal64 + 2): Revert 2005-06-11 change.
3250 2005-08-31 DJ Delorie <dj@redhat.com>
3252 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3253 (m32c_asm_integer): Add support for 32 bit pointers.
3255 2005-08-31 Richard Henderson <rth@redhat.com>
3257 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3258 component-like references for setting MEM_NOTRAP_P.
3260 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3261 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3263 2005-08-31 Richard Henderson <rth@redhat.com>
3265 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3266 into a pseudo before applying gen_lowpart.
3268 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3270 * doc/install.texi (Specific): Update cctools version required
3271 for full functionality.
3272 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3273 linkers as -macosx_version_min.
3275 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3278 * sh.c (print_operand, %R and %S): Add handling of floating point
3279 registers, memory, constants and invalid operands.
3281 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3283 * ipa-pure-const.c: Change dump name.
3285 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3288 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3289 to "reg_or_0_operand".
3290 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3292 2005-08-31 Dale Johannesen <dalej@apple.com>
3294 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3295 loops that count down.
3297 2005-08-31 Richard Henderson <rth@redhat.com>
3300 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3301 (fixup_eh_region_note): New.
3302 (reload_as_needed): Call it.
3303 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3304 don't call find_many_sub_basic_blocks; call verify_flow_info.
3305 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3306 (keep_stack_depressed): Likewise.
3307 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3309 2005-08-31 Richard Henderson <rth@redhat.com>
3311 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3314 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3316 * expr.c (expand_expr_real_1): Compare size of address
3317 mode to target's address mode size in deciding expansion of
3318 the constant address.
3320 2005-08-31 Richard Guenther <rguenther@suse.de>
3323 * expr.c (all_zeros_p): New function.
3324 (expand_expr_real_1): Handle the case of an all-zero
3325 non-addressable constructor separately.
3327 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3329 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3330 arguments, adjust all callers.
3331 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3333 2005-08-30 Richard Henderson <rth@redhat.com>
3336 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3337 whenever the mode sizes match.
3339 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3341 * calls.c (load_register_parameters): Fix comment typo.
3342 * expr.c (emit_push_insn): Comment formatting.
3344 2005-08-30 Ian Lance Taylor <ian@airs.com>
3346 * config/i386/x-cygwin (host-cygwin): Change dependency from
3347 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3349 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3351 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3354 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3357 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3358 call to ggc_collect.
3360 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3363 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3364 beginning. Remove $(INCLUDES) from all the rules, if following
3365 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3367 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3370 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3371 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3372 not constant, but maxlen is, don't set len to maxlen, rather
3373 set maxlen to len if len is a constant.
3375 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3377 PR tree-optimization/23475
3378 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3381 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3383 Fix PR middle-end/22455
3385 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3386 Checksum only the parts of the tree that exist for the tree code.
3388 2005-08-28 Dale Johannesen <dalej@apple.com>
3390 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3392 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3394 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3396 2005-08-28 Richard Henderson <rth@redhat.com>
3398 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3399 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3402 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3405 * builtins.c (get_memory_rtx): Don't strip nops
3406 in between COMPONENT_REFs.
3408 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3411 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3413 (gimplify_modify_expr): Check for zero sized types and gimplify the
3414 rhs and lhs as statements.
3416 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3419 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3420 state for return address column of signal frames.
3422 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3425 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3426 bytes >= 2 not bytes == 2.
3427 (expand_block_move): Same.
3429 2005-08-27 Richard Guenther <rguenther@suse.de>
3432 * config/i386/sse.md (sse2_movsd): Add missing closing
3435 2005-08-27 Paul Brook <paul@codesourcery.com>
3437 * genrecog.c (enum decision_type): Add DT_num_insns.
3438 (struct decision_test): Add u.num_insns.
3439 (add_to_sequence): Add DT_num_insns test.
3440 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3441 (write_cond, debug_decision_2): Ditto.
3442 (change_state): Assume peep2_next_insn never fails.
3443 Remove "afterward" argument.
3444 (write afterward, write_tree): Update to match.
3445 * recog.c (peep2_current_count): New variable.
3446 (peep2_next_insn): Check it.
3447 (peephole2_optimize): Set peep2_current_count.
3448 * recog.h (peep2_current_count): Declare.
3450 2005-08-26 Josh Conner <jconner@apple.com>
3453 * ipa-pure-const.c (check_tree): Check for volatile-ness
3454 when considering a dereference.
3456 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3458 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3460 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3462 PR rtl-optimization/23561
3463 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3464 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3465 at most LEN bytes long memory fits into the field.
3466 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3467 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3468 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3470 2005-08-26 Richard Henderson <rth@redhat.com>
3473 * loop.c (biased_biv_may_wrap_p): New.
3474 (maybe_eliminate_biv_1): Use it to suppress non-equality
3475 comparison transformations. Delete disabled code.
3477 2005-08-26 Ian Lance Taylor <ian@airs.com>
3479 * combine.c (make_extraction): Avoid reference outside object.
3481 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3483 * stor-layout.c (finalize_type_size): Restore behaviour for
3484 non-aggregate types to the status quo ante of the patch for
3485 pr 23467. Document why it matters.
3487 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3490 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3491 array by one element, initialize the BT_LAST element with NULL.
3493 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3495 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3496 optimizing for size.
3498 (compare_plus_eqsi): Same.
3499 (plus_eqsi_compare): Same.
3500 (neg_eq0<mode>): Same.
3501 (neg_eq<mode>): Same.
3503 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3506 2005-08-26 Nick Clifton <nickc@redhat.com>
3508 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3509 TARGET_EP is not defined.
3510 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3511 TARGET_EP is enabled.
3512 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3513 * config/v850/v850.md (save_all_interrupt): Only use the EP
3514 register if TARGET_EP is defined.
3515 (restore_all_interrupt): Likewise.
3516 * config/v850/lib1funcs.asm: Update functions so that the EP
3517 register is only used if __EP__ is defined.
3519 2005-08-26 David Ung <davidu@mips.com>
3521 * config/mips/mips.c (mips_expand_prologue): Handle case when
3522 generating for MIPS16 and the outgoing argument area is more than
3523 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3526 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3528 * config/crx/crx.md: Make doloop_end pattern usage controllable
3529 via mloop-nesting=<max-nesting> command line switch. Make sure
3530 the combiner cannot use doloop_end_<mode> in an illegal way.
3531 * config/crx/crx.c: Use regs up to r6 for argument passing.
3532 Refine crx_address_cost (non cst4 displacements are expensive).
3533 * config/crx/crx.opt: Add switch for mloop-nesting=.
3535 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3537 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3538 (UNSPEC_MVST): New constant.
3540 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3542 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3543 Reject operands containing eliminable registers.
3544 * testsuite/gcc.dg/20050825-1.c: New testcase.
3546 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3547 Jan Hubicka <jh@suse.cz>
3549 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3551 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3553 PR tree-optimization/23546
3554 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3557 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3559 * params.def (PARAM_MIN_SPEC_PROB): New.
3560 * sched-rgn.c (MIN_PROBABILITY): Delete.
3561 (compute_trg_info): Convert to PARAM_VALUE.
3562 * doc/invoke.texi (param): Document min-spec-prob.
3564 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3566 * config/darwin.h: define __PIC__
3567 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3568 TARGET_OS_CPP_BUILTINS macro.
3570 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3572 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3575 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3577 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3579 * cfghooks.c (duplicate_block): Added position where to place
3580 new block as argument.
3581 * cfghooks.h (duplicate_block): Declaration changed.
3582 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3584 * cfglayout.h (copy_bbs): Declaration changed.
3585 * cfgloop.h (loop_version): Declaration changed.
3586 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3587 position to copy_bbs.
3588 (loop_version): Pass position to duplicate_loop_to_header_edge.
3589 Add place_after argument and position new blocks according to
3591 * modulo-sched.c (sms_schedule): Pass place_after argument
3593 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3594 * tree-cfg.c (split_edge_bb_loc): New function.
3595 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3596 to determine position of new blocks.
3597 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3599 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3600 argument to duplicate_block.
3601 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3602 Pass position to copy_bbs.
3604 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3606 * fold-const.c (ptr_difference_const): Use
3607 cst_and_fits_in_hwi instead of host_integerp.
3609 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3611 * config/darwin.c (gen_pic_offset): New.
3612 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3615 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3617 PR tree-optimization/23486
3618 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3620 2005-08-23 Phil Edwards <phil@codesourcery.com>
3622 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3623 remove use_collect2.
3624 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3626 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3627 configuration files to override the default value.
3629 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3630 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3631 * config/vx-common.h: New file, split out from...
3632 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3633 * config/vxworksae.h: New file, for VxWorks AE.
3634 * config/vxworks.opt: New file.
3635 * config/vxlib.c: Update for VxWorks 6.
3637 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3638 other MULTILIB_* variables appropriately.
3639 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3640 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3641 * config/rs6000/vxworks.h: Update for VxWorks 6.
3642 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3644 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3647 * config/darwin.c (machopic_select_section): Remove the hack to
3648 mark "::operator new" and "::operator delete" for coalescing
3649 even though they are not weak.
3651 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3653 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3654 * configure: Regenerate.
3656 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3659 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3661 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3662 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3665 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3667 * config/rs6000/predicates.md (equality_operator): New.
3668 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3669 comparison with a large constant.
3671 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3673 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3675 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3677 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3678 registers is even, and we have a hardware double precision fp,
3680 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3681 size of current argument when checking if argument was passed in
3684 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3687 * stor-layout.c (finalize_type_size): Dont override
3688 existing alignment with a smaller alignment from the mode.
3690 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3692 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3693 * lambda.h (lambda_vector_lexico_pos): ... here.
3694 * tree-data-ref.c (build_classic_dist_vector): Return false when
3695 the distance vector is lexicographically negative.
3697 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3699 PR tree-optimization/23511
3700 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3701 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3703 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3705 PR tree-optimization/22043
3706 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3707 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3708 If ALLOW_FLEXARR, handle types ending with flexible array member.
3709 Pass false as second argument to recursive count_type_elements calls.
3710 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3711 argument to count_type_elements call.
3712 * tree-sra.c (decide_block_copy): Likewise.
3713 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3714 for a constant-sized object, set cleared as well. Pass true as
3715 second argument to count_type_elements call.
3717 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3720 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3721 from legitimate_small_data_p, and make global. Update use.
3722 Remove forward declaration.
3723 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3725 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3727 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3729 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3730 of scratch intermediates.
3731 (eq<mode>_compare): Same.
3732 (neg_eq0<mode>): New.
3733 (neg_eq<mode>): Convert to define_insn_and_split.
3735 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3738 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3739 stdarg functions, set/clear the fp marker even when no variable
3741 * config/rs6000/sysv4.opt (mprototype): Describe.
3743 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3745 PR rtl-optimization/23478
3746 * regs.h (reg_info): Add throw_calls_crossed.
3747 (REG_N_THROWING_CALLS_CROSSED): Define.
3748 * flow.c (allocate_reg_life_data): Initialize
3749 REG_N_THROWING_CALLS_CROSSED.
3750 (propagate_one_insn, attempt_auto_inc): Update
3751 REG_N_THROWING_CALLS_CROSSED.
3752 * global.c (global_alloc): Don't allocate pseudos across
3753 calls that may throw.
3755 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3758 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3759 value is inbetween the range if we did not find an exact match.
3761 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3763 * doc/invoke.texi (Option Summary): Add ms1 options.
3764 * doc/extend.texi: Document interrupt handler attribute for ms1.
3765 * doc/md.texi: Document ms1 constraints.
3766 * config.gcc: Add ms1-*-elf.
3767 * config/ms1/ms1.h: New.
3768 * config/ms1/ms1.c: New.
3769 * config/ms1/ms1.md: New.
3770 * config/ms1/ms1-protos.h: New.
3771 * config/ms1/ABI.txt: New.
3772 * config/ms1/crti.asm: New.
3773 * config/ms1/crtn.asm: New.
3774 * config/ms1/lib2extra-funcs.c: New.
3775 * config/ms1/t-ms1: New.
3776 * config/ms1/ms1.opt: New.
3778 2005-08-22 Ira Rosen <irar@il.ibm.com>
3780 * config/rs6000/altivec.md (xorv4sf3): New.
3781 (negv4sf2, neg<mode>2): Likewise.
3783 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3786 * config/ia64/ia64.md (divsi3): Check divide by zero.
3787 (udivsi3): Likewise.
3789 (udivdi3): Likewise.
3791 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3793 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3794 up to elem_bitsize bits, not max_bitsize.
3796 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3798 PR tree-optimization/23433
3799 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3800 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3802 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3804 PR tree-optimization/23434
3805 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3806 the iteration bound is not an INTEGER_CST.
3808 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3810 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3811 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3812 NULL if need_epilog_adjust is false.
3813 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3814 Case 3 always peels first itration, not just for PLUS case, and no need
3815 to use scalar_initial_def here. Create an epilog adjustment only if
3816 scalar_initial_def is not NULL.
3818 (vectorizable_reduction): Remove assert.
3820 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3823 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3824 (__moddi3): Likewise.
3825 (__udivdi3): Likewise.
3826 (__umoddi3): Likewise.
3827 (__divsi3): Likewise.
3828 (__modsi3): Likewise.
3829 (__udivsi3): Likewise.
3830 (__umodsi3): Likewise.
3832 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3834 * tree-pass.h (TDF_GRAPH): Define.
3835 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3836 * passes.c (finish_optimization_passes): Only call
3837 finish_graph_dump_file if TDF_GRAPH is set.
3838 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3839 NULL. Set TDF_GRAPH bit.
3840 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3842 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3844 * arm.h (arm_stack_offsets): Add locals_base field.
3845 * arm.c (arm_get_frame_offsets): Compute it.
3846 (thumb_compute_initial_elimination offset): Make the Thumb frame
3847 pointer point to the base of the local variables.
3848 (thumb_expand_prologue): Update accordingly.
3849 (thumb_expand_epilogue): Likewise.
3851 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3852 mode of clobbered scratch to DImode. Handle a case that's known to
3855 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3857 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3858 (gt0<mode>_compare): Delete.
3859 (neg_gt0<mode>): Delete.
3861 2005-08-19 Eric Christopher <echristo@apple.com>
3863 * optabs.h: Change CTI_ to COI_.
3866 2005-08-19 James E Wilson <wilson@specifix.com>
3868 * builtins.c (expand_builtin_return_addr): Set
3869 current_function_accesses_prior_frames when count != 0. Use
3870 frame_pointer_rtx when count == 0.
3871 * function.h (struct function): Add accesses_prior_frames field.
3872 (current_function_accesses_prior_frames): Define.
3873 * reload1.c (init_elim_table): Check
3874 current_function_accesses_prior_frames.
3875 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3877 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3879 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3880 indicator. Return true if the flowgraph changed during
3883 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3886 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3887 conditional expression before testing its value.
3889 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3891 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3893 2005-08-19 Devang Patel <dpatel@apple.com>
3895 PR tree-optimization/23048
3896 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3897 third parameter. Check whether latch is dominated by exit
3899 (if_convertible_loop_p): Supply exit block itself to
3900 if_convertible_bb_p.
3902 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3905 * arm.md (arm_load_pic_register): Change argument to the mask of
3906 saved registers. Call thumb_find_work_register if we need a
3907 scratch register on Thumb.
3908 (arm_expand_prologue): Pass empty register set to
3909 arm_load_pic_register.
3910 (thumb_expand_prologue): Pass live_regs_mask directly to
3911 arm_load_pic_register.
3912 * arm-protos.h (arm_load_pic_register): Update prototype.
3914 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3916 * sh.c (find_sole_member): New function.
3917 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3918 if the record's alignment is larger than the size of its only member.
3920 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3923 * arm.c (thumb_legitimize_reload_address): New function.
3924 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3925 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3927 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3929 * config/crx/crx.c: Implement crx_decompose_address. Reject
3930 symbolic displacements since CRX register relative adressing
3931 mode can't handle unsigned 32-bit values as displacements.
3932 * config/crx/crx.h: Simplify definitions, remove redundant
3933 parenthesis and obsolete macros.
3934 * config/crx/crx.opt: Add new switch for debugging addresses.
3935 * config/crx/crx-protos.h: Add new declarations for above.
3937 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3940 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3943 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3945 * collect2.c (dup2): Delete.
3946 * configure.ac: Don't check for dup2.
3948 * config.in, configure: Regenerate.
3950 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3952 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3953 record with the type of its only member.
3955 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3957 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3958 define_insn_and_split.
3959 (plus_ltu<mode>_compare): Same.
3960 (gtu<mode>_compare): Same.
3961 (plus_gtu<mode>_compare): Same.
3963 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3965 PR tree-optimization/22228
3966 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3968 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3969 are recorded in vect_vnames_to_rename for renaming.
3970 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3971 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3972 in vect_vnames_to_rename.
3973 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3974 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3976 2005-08-18 Jan Hubicka <jh@suse.cz>
3979 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3980 info only for local statics, not for member variables.
3982 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3984 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3986 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3988 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3990 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3993 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3995 2005-08-17 James E Wilson <wilson@specifix.com>
3997 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4000 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4002 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4003 (leu<mode>_compare): Same.
4004 (plus_leu<mode>): Same.
4005 (neg_leu<mode>): Same.
4006 (and_neg_leu<mode): Same.
4007 (ltu<mode>_compare): Same.
4008 (plus_ltu<mode>): Same.
4010 (geu<mode>_compare): Same.
4011 (plus_geu<mode>): Same.
4012 (neg_geu<mode>): Same.
4013 (and_neg_geu<mode>): Same.
4014 (plus_gt<mode>): Same.
4015 (gtu<mode>_compare): Same.
4016 (plus_gtu<mode>): Same.
4018 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4020 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4021 Move call_table_data to end. Delete spurious .text.
4022 (callt_save_all_interrupt): Fix comment typo.
4024 2005-08-17 James E Wilson <wilson@specifix.com>
4025 Kevin Winchester <winchester@amirix.com>
4028 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4030 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4033 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4034 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4036 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4038 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4039 record with the type of its only member if the modes don't match.
4041 * varasm.c (decode_reg_name): Skip empty additional register names.
4043 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4045 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4046 lsm_tmp_name_length): New.
4047 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4048 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4050 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4051 Andreas Krebbel <krebbel1@de.ibm.com>
4053 * config.gcc: Added z9-109 switch.
4054 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4055 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4056 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4057 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4058 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4059 for "z9_109" cpu attribute.
4060 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4061 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4062 (s390_handle_arch_option): Added z9-109 switch.
4063 (override_options): Set respective cost function for z9-109.
4064 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4065 (legitimate_reload_constant_p): Accept extended immediates.
4066 (print_operand): Three new output modifiers added: k, m and o.
4067 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4068 (s390_output_mi_thunk): Use extended immediate when possible.
4069 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4070 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4071 (CONSTRAINT_LEN): Added length of O constraint.
4072 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4073 * config/s390/s390.md ("cpu"): New value z9_109 added.
4074 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4075 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4076 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4077 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4078 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4079 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4080 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4081 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4082 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4083 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4084 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4085 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4086 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4087 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4088 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4090 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4091 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4092 insns for TARGET_EXTIMM.
4094 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4096 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4098 2005-08-17 Nick Clifton <nickc@redhat.com>
4100 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4101 Call default_encode_section_info.
4103 2005-08-17 Steven Bosscher <stevenb@suse.de>
4105 PR tree-optimization/21574
4106 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4107 constant, return CONSTANT.
4108 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4109 (ccp_fold, visit_assignment): Likewise.
4110 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4112 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4114 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4115 fold_buildN instead of buildN then fold_initializer or fold.
4116 (build_unary_op): Likewise.
4117 (build_binary_op): Likewise.
4118 * fold-const.c (fold_initializer): Remove.
4119 (fold_build1_initializer): New function.
4120 (fold_build2_initializer): New function.
4121 (fold_build3_initializer): New function.
4122 * tree.h (fold_initializer): Remove.
4123 (fold_build1_initializer): New function.
4124 (fold_build2_initializer): New function.
4125 (fold_build3_initializer): New function.
4127 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4129 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4130 (try_move_mult_to_index): Call fold_build2 instead of build2.
4131 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4132 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4133 fold_binary_to_constant.
4134 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4136 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4137 check if A == gcd (A, B). Remove TYPE argument.
4138 (analyze_offset) Use fold_build2 instead of fold (build.
4139 (create_data_ref): Likewise.
4140 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4141 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4144 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4146 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4147 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4149 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4152 * gimplify.c (zero_sized_type): New function.
4153 (gimplify_modify_expr_rhs): If we have a zero sized type,
4154 replace the statement with an empty statement.
4156 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4158 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4161 2005-08-16 Ian Lance Taylor <ian@airs.com>
4163 * doc/tm.texi (Label Output): Correct typo.
4165 2005-08-16 Steven Bosscher <stevenb@suse.de>
4168 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4169 force_operand will work later on using have_insn_for.
4171 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4173 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4175 2005-08-16 Ian Lance Taylor <ian@airs.com>
4178 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4179 vector type, don't try to construct it element by element. Add an
4180 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4182 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4184 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4186 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4188 * doc/invoke.texi (Precompiled Headers): Document some more options
4189 which are known to be safe.
4191 2005-08-16 James E Wilson <wilson@specifix.com>
4193 PR tree-optimization/21105
4194 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4195 TREE_OVERFLOW check.
4197 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4199 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4200 (neg_ltu<mode>): Same.
4202 (neg_gtu<mode>): Same.
4204 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4206 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4207 (fold_builtin_isdigit): Use fold_buildN.
4208 (build_function_call_expr): Likewise.
4209 * c-typeck.c (c_finish_loop): Likewise.
4211 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4212 Richard Shann <rshann@superh.com>
4214 PR middle-end/20396:
4215 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4217 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4219 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4221 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4224 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4225 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4228 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4231 * fold-const.c (build_range_check): Disable optimization for function
4232 pointer expressions on targets that require function pointer
4235 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4237 * simplify-rtx.c (simplify_const_relational_operation): When
4238 extracting arguments of a COMPARE, recompute the mode as well.
4240 2005-08-15 Ian Lance Taylor <ian@airs.com>
4242 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4244 2005-08-15 DJ Delorie <dj@redhat.com>
4246 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4248 (movsi_splittable): Allow, but split, moves to the stack.
4249 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4252 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4254 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4255 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4256 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4258 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4259 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4260 Delete HOST_PTR_PRINTF.
4262 * configure, config.in: Regenerate.
4264 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4266 * config/rs6000/rs6000.md (QHSI): New mode macro.
4267 (wd): Extend mode attr for QImode and HImode
4268 (dbits): New mode attr.
4269 (zero_extend<mode>di2): Convert to mode macro.
4271 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4274 * doc/invoke.texi (-mgnu-ld): Update description.
4277 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4280 * Makefile.in (tree-chrec.o): Depends on real.h.
4281 * tree-chrec.c: Include real.h.
4282 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4283 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4284 * tree-scalar-evolution.c (add_to_evolution_1,
4285 interpret_rhs_modify_expr): Ditto.
4287 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4290 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4291 step is negative compute the estimation from init downwards to zero.
4293 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4295 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4297 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4299 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4301 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4302 Accept double-word constants that can be split.
4303 * config/s390/s390.md ("movti"): Use 'P' constraint.
4304 ("*movdi_31", "*movdf_31"): Likewise.
4306 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4308 Fix PR tree-optimization/22615
4310 * tree-ssa-structalias.c (solution_set_add): Handle
4311 first_vi_for_offset returning NULL.
4312 (do_da_constraint): Ditto.
4313 (do_sd_constraint): Ditto.
4314 (do_ds_constraint): Ditto
4315 (find_func_aliases): Ditto.
4316 (build_constraint_graph): RHS is allowed be ANYTHING.
4317 (first_vi_for_offset): Return NULL if we couldn't find anything at
4320 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4322 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4323 over memory as first operand.
4325 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4328 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4329 available for setting it.
4331 2005-08-14 Ira Rosen <irar@il.ibm.com>
4333 PR tree-optimization/23320
4334 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4335 data-refs' types instead of base object nullness. Add check for
4336 pointer type data-refs before first location comparison. Remove
4339 2005-08-14 Andreas Schwab <schwab@suse.de>
4341 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4343 2005-08-13 James E Wilson <wilson@specifix.com>
4345 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4346 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4347 -fstack-protector-all, --param ssp-buffer-size): Document.
4348 (-Wvariadic-macros): Alphabetize.
4349 (-fsched-stalled-insns-dep): Add missing 'f'.
4351 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4354 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4356 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4357 or indirect address operand.
4358 (EXTRA_ADDRESS_CONSTRAINT): New.
4359 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4361 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4363 PR tree-optimization/22236
4364 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4365 successors and predecessors.
4366 * tree-chrec.c (chrec_convert): Before converting, check that
4367 sequences don't wrap.
4368 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4369 (analyze_array): Extern.
4370 (find_data_references_in_loop): Remove call to
4371 compute_estimated_nb_iterations.
4372 * tree-data-ref.h (analyze_array): Declared.
4373 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4374 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4375 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4376 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4378 * tree-ssa-loop-ivcanon.c: Fix documentation.
4379 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4380 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4381 (infer_loop_bounds_from_undefined): New.
4382 (estimate_numbers_of_iterations_loop): Use
4383 infer_loop_bounds_from_undefined.
4384 (used_in_pointer_arithmetic_p): New.
4385 (scev_probably_wraps_p): Pass an extra parameter. Call
4386 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4387 (convert_step): Fix documentation.
4388 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4389 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4390 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4391 scev_probably_wraps_p.
4393 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4395 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4396 (s390_register_info): Ignore clobbered_regs information for fixed
4397 registers, and only fixed registers.
4398 (s390_init_frame_layout): Remove redundant call.
4400 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4402 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4403 description of -Wold-style-casts.
4405 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4406 Jakub Jelinek <jakub@redhat.com>
4408 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4409 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4410 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4411 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4412 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4413 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4414 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4415 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4416 ("stack_protect_set", "stack_protect_test"): New expanders.
4417 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4418 "stack_protect_testdi"): New insn definitions.
4420 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4422 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4424 2005-08-12 Paul Brook <paul@codesourcery.com>
4426 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4428 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4430 * config/s390/predicates.md (setmem_operand): New predicate.
4431 (shift_count_operand): Accept ANDs with special constants as
4433 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4434 with special constants.
4435 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4436 shift_count_operand with setmem_operand.
4438 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4440 * config/s390/s390.c (s390_extract_part, s390_single_part):
4442 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4443 (s390_output_mi_thunk): Don't use lg on 31 bit.
4444 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4445 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4447 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4449 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4450 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4451 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4452 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4453 with one of the new macros.
4455 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4457 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4458 Don't set save_return_addr_p.
4459 (s390_register_info): Make clobbered_regs not depending on
4462 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4464 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4465 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4467 2005-08-11 James E. Wilson <wilson@specifix.com>
4469 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4471 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4473 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4474 locations gathered by var-tracking in single entry loc_list
4475 over loc_descriptor_from_tree.
4477 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4478 pass it down to loc_descriptor.
4479 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4480 (containing_function_has_frame_base): Move earlier in the file.
4481 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4482 instead of always assuming fbreg can't be used.
4484 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4486 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4487 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4488 Accept address wrapped in AND for Altivec.
4489 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4490 Strip AND wrapping offset address for Altivec.
4492 2005-08-11 Richard Henderson <rth@redhat.com>
4495 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4496 before using TYPE_IS_SIZETYPE.
4498 2005-08-11 Richard Henderson <rth@redhat.com>
4501 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4502 insn types not present on ev4.
4503 (alphaev5_insn_pipe): Similarly.
4505 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4508 * arm.c (arm_override_options): If the user has selected callee-super-
4509 interworking, then enable normal interworking.
4511 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4513 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4516 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4518 * doc/rtl.texi: Fix two typos.
4520 2005-08-11 Richard Guenther <rguenther@suse.de>
4523 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4524 cases where we call to/from functions returning void.
4526 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4529 * tree.c (build_pointer_type_for_mode): Robustify.
4531 2005-08-10 James E Wilson <wilson@specifix.com>
4533 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4534 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4536 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4539 2005-08-10 Eric Christopher <echristo@apple.com>
4541 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4542 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4545 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4548 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4549 for the high part when generating dynamic-no-pic code.
4551 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4553 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4554 (x86_64-*-linux*): Likewise.
4556 * config/i386/crtfastmath.c: New file.
4557 * config/i386/t-crtfm: Likewise.
4559 * config/i386/linux.h (ENDFILE_SPEC): New.
4560 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4562 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4565 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4567 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4568 (vec_shl, vec_shr): Document new operations.
4569 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4571 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4573 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4574 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4575 change predicate to indexed_or_indirect_address.
4577 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4579 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4580 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4581 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4582 and __aeabi_uwrite8.
4583 * config/arm/unaligned-funcs.c: New file.
4584 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4586 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4588 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4590 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4591 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4593 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4594 * final.c (pass_shorten_branches): Add dump.
4595 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4596 (pass_life): Rename dump.
4597 (rest_of_handle_flow2): Remove initial verify_flow_info.
4598 * function.c (pass_instantiate_virtual_regs): Add dump.
4599 * integrate.c (pass_initial_value_sets): Add dump.
4600 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4601 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4602 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4603 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4604 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4605 gate_rtl_unrool_and_peel_loops): New.
4606 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4607 rtl_doloop): Do not look at flags.
4608 * mode-switching.c (pass_mode_switching): Add dump.
4609 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4610 pass_split_before_regstack): Add dump.
4611 * regmove.c (pass_stack_adjustments): Add dump.
4612 * tree-optimize.c (pass_fixup_cfg): Add dump.
4614 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4617 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4618 deciding which instruction sequence to use.
4620 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4622 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4623 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4625 2005-08-09 Richard Guenther <rguenther@suse.de>
4627 * c-common.c (builtin_function_2): Remove.
4628 (def_builtin_1): New function.
4629 (c_common_nodes_and_builtins): Use def_builtin_1 to
4630 build builtin functions.
4632 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4634 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4635 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4636 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4639 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4641 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4642 fold_binary instead of fold_build2 since we don't care about the
4644 (loop_niter_by_eval): Likewise.
4645 (compare_trees): Likewise.
4646 (proved_non_wrapping_p): Likewise.
4648 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4652 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4653 if the if is really empty.
4655 2005-08-09 Steven Bosscher <stevenb@suse.de>
4657 PR tree-optimization/23234
4658 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4659 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4660 argument of the new enum.
4661 (execute_cse_reciprocals): Add reciprocals for function arguments
4662 on the unique successor edge of the entry block. Update other calls
4663 to execute_cse_reciprocals_1.
4665 2005-08-08 Richard Henderson <rth@redhat.com>
4668 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4670 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4672 * expr.c (write_complex_part): Return after handling MEM.
4674 2005-08-08 Josh Conner <jconner@apple.com>
4676 PR rtl-optimization/23241
4677 * combine.c (simplify_comparison): Fix error in determining
4678 whether to lift a subreg from comparison.
4680 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4683 * config/rs6000/altivec.md (vec_init<mode>): New.
4684 (vec_set<mode>): New.
4685 (vec_extract<mode>): New.
4686 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4687 (rs6000_expand_vector_set): New.
4688 (rs6000_expand_vector_extract): New.
4689 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4690 for Altivec modes before reload.
4691 (altivec_expand_vec_init_builtin): New.
4692 (get_element_number): New.
4693 (altivec_expand_vec_set_builtin): New.
4694 (altivec_expand_vec_ext_builtin): New.
4695 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4697 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4699 * config/rs6000/rs6000.h (rs6000_builtins): Add
4700 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4701 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4702 * config/rs6000/rs6000-protos.h: Declare new functions.
4704 2005-08-08 Jan Hubicka <jh@suse.cz>
4706 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4707 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4708 * i386.md (movdi*): Use pic_32bit_operand.
4709 * predicates.md (pic_32bit_operand): New.
4711 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4714 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4716 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4718 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4719 (test_for_singularity): Use fold_build2.
4721 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4723 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4725 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4727 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4728 (COMMON_ASM_OP) Define.
4729 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4730 (ix86_encode_section_info): Likewise.
4731 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4732 SUBTARGET_ENCODE_SECTION_INFO.
4734 2005-08-06 Richard Henderson <rth@redhat.com>
4737 * tree-nested.c (convert_local_reference): Save and restore val_only
4738 around component_ref and friends. Clear walk_subtrees by default.
4740 2005-08-06 Peter O'Gorman <peter@pogma.com>
4743 * gcc.c (process_command): Check the argument to -b has a dash.
4744 * doc/invoke.texi: Update -b and -V docs.
4746 2005-08-06 James E Wilson <wilson@specifix.com>
4748 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4750 2005-08-06 Michael Matz <matz@suse.de>
4752 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4753 member only if only one insn is associated with the value.
4755 2005-08-06 Nick Clifton <nickc@redhat.com>
4757 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4759 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4760 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4761 Check symbol flags instead of symbol name mangling.
4762 (xstormy16_asm_output_aligned_common): Likewise. Also
4763 simplify code since the bss100_section cass is the only case
4764 where the below100 code will be triggered.
4765 (xstormy16_encode_section_info): Encode below100 attribute
4766 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4768 (xstormy16_strip_name_encoding): Delete - this function is no
4770 (TARGET_STRIP_NAME_ENCODING): Undefine.
4771 * config/stormy16/stormy16-protos.h: Delete prototype for
4772 xstormy16_strip_name_encoding.
4774 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4776 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4777 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4778 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4779 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4780 config/alpha/predicates.md, config/arc/arc.h,
4781 config/arm/arm.h, config/arm/ieee754-df.S,
4782 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4783 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4784 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4785 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4786 config/m68hc11/m68hc11.h, config/mips/mips.c,
4787 config/mips/mips.h, config/mips/openbsd.h,
4788 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4789 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4790 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4791 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4792 config/sparc/linux.h, config/sparc/linux64.h,
4793 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4794 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4795 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4796 typos. Follow spelling conventions.
4798 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4801 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4802 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4803 specially. Check for side effects only for COND_EXPR.
4804 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4805 return with TREE_NO_WARNING.
4807 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4809 PR rtl-optimization/23233
4810 * loop.c (combine_movables): Require the modes to be the same.
4811 (move_movables): Remove handling of cases where the replacement
4812 had a different mode to the original.
4814 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4816 PR tree-optimization/23128
4817 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4818 subtraction wrap, and set TREE_OVERFLOW if they do.
4820 2005-08-05 Richard Henderson <rth@redhat.com>
4823 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4824 FORCED_LABEL labels.
4826 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4829 * reload.c (find_reloads_subreg_address): Pass down TYPE
4830 unchanged. Change all callers except find_reloads_toplev.
4832 2005-08-05 Michael Matz <matz@suse.de>
4834 * genattrtab.c (current_alternative_string): Remove.
4835 (SIMPLIFY_ALTERNATIVE): Ditto.
4836 (attr_alt_bit_p): Ditto.
4837 (alternative_name): Make const char *.
4838 (evaluate_eq_attr): Remove use of above things.
4839 (simplify_test_exp): Ditto.
4840 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4841 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4843 2005-08-04 James E Wilson <wilson@specifix.com>
4845 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4846 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4847 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4848 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4849 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4851 2005-08-04 Richard Henderson <rth@redhat.com>
4854 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4855 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4856 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4857 if we'd have to instantiate too many members.
4859 2005-08-04 Richard Henderson <rth@redhat.com>
4862 * tree-outof-ssa.c (coalesce_asm_operands): New.
4863 (coalesce_ssa_name): Use it. Split out ...
4864 (coalesce_phi_operands, coalesce_result_decls): ... these.
4866 2005-08-04 Paul Brook <paul@codesourcery.com>
4868 * read-rtl.c (read_quoted_string): Break if EOF.
4870 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4872 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4873 (fold_build2): Likewise.
4874 (fold_build3): Likewise.
4875 (fold_build1_stat): New function prototype.
4876 (fold_build2_stat): Likewise.
4877 (fold_build3_stat): Likewise.
4878 * fold-const.c (fold_build1): Rename to ..
4879 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4880 through to build1_stat.
4881 (fold_build2): Rename to ..
4882 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4883 through to build2_stat.
4884 (fold_build3): Rename to ..
4885 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4886 through to build3_stat.
4888 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4889 Ian Lance Taylor <ian@airs.com>
4891 * function.c (assign_stack_local_1): Do not correct stack slot
4892 address if allocation size is smaller than mode size.
4894 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4897 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4898 (tree_merge_blocks): Propagate anything allowed by
4900 Clarify documentation.
4901 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4902 SSA form, schedule an update if necessary.
4904 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4906 * doc/install.texi (Binaries): Remove broken link to
4907 Sinix/Reliant Unix binaries.
4909 2005-08-03 Richard Henderson <rth@redhat.com>
4912 * function.c (stack_protect_epilogue): Export.
4913 * tree.h (stack_protect_epilogue): Declare.
4914 * calls.c (expand_call): Call it.
4916 2005-08-03 Eric Christopher <echristo@apple.com>
4918 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4919 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4922 2005-08-04 Jan Hubicka <jh@suse.cz>
4924 * profile.c (branch_prob): Split edges with goto locus on them
4925 to get proper line counts.
4926 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4928 2005-08-03 Paul Brook <paul@codesourcery.com>
4930 * function.c (assign_parms): Round current_function_args_size
4931 to PARM_BOUNDARY, not STACK_BOUNDARY.
4933 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4935 * config/i386/i386.c (x86_elf_aligned_common)
4936 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4938 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4940 PR tree-optimization/23157
4941 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4942 before emitting them.
4944 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4946 PR tree-optimization/19899
4947 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4948 * tree-scalar-evolution.c: Include real.h.
4949 (add_to_evolution): Build constant -1 of correct type.
4951 2005-08-03 Jan Hubicka <jh@suse.cz>
4953 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4954 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4955 profile updating for complette unrolling.
4956 * loop-unroll.c (peel_loop_completely): Use it.
4957 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4958 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4961 2005-08-03 Paul Brook <paul@codesourcery.com>
4963 * combine.c (can_change_dest_mode): New function.
4964 (try_combine, simplify_set): Use it.
4966 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4968 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4971 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4973 * doc/install.texi (Specific): Adjust link to openavr.org.
4974 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4975 (Binaries): Adjust HP-UX Porting Center link.
4976 (Binaries): Adjust Free Software Foundation ordering link.
4978 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4980 * convert.c (convert_to_integer): Use fold_build1 instead of
4981 build1 when converting an integer to an integer.
4983 2005-08-02 Richard Henderson <rth@redhat.com>
4985 * combine.c (combine_instructions): Don't use reg_equal/equiv
4986 results if the mode doesn't match.
4988 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4990 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4991 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4993 2005-08-02 Richard Henderson <rth@redhat.com>
4996 * explow.c (memory_address): Remove special-case for
4997 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4999 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5002 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5003 number of calls to cleanup_tree_cfg_1.
5005 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5007 * doc/invoke.texi: document file extensions .F90 and .F95
5009 2005-08-02 Richard Guenther <rguenther@suse.de>
5011 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5012 positive if its first argument is positive.
5014 2005-08-02 Richard Guenther <rguenther@suse.de>
5016 PR tree-optimization/23177
5017 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5020 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5022 PR tree-optimization/23129
5023 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5024 varying for divisions with anti-ranges.
5026 2005-08-02 Jan Hubicka <jh@suse.cz>
5028 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5029 * tree-ssa-threadupdate.c (thread_block): Add it here.
5031 2005-08-01 James E Wilson <wilson@specifix.com>
5033 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5034 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5035 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5037 * config/mips/predicates.md (const_call_insn_operand): Add check for
5038 SYMBOL_REF_LONG_CALL_P.
5039 * doc/extend.texi (long_call): Document the new attribute.
5041 2005-08-01 Ian Lance Taylor <ian@airs.com>
5042 Richard Henderson <rth@redhat.com>
5044 * Makefile.in (RTL_BASE_H): Add real.h.
5045 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5047 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5049 * rtl.c (rtl_check_failed_code_mode): New.
5050 * rtl.h (struct rtx_def): Add u.rv.
5051 (XCMWINT, XCNMPRV): New.
5052 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5053 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5055 2005-08-01 Richard Henderson <rth@redhat.com>
5057 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5058 with auto-inc codes.
5060 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5062 2005-08-01 Jan Hubicka <jh@suse.cz>
5064 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5065 * i386.c: Include dwarf2.h
5066 (asm_preferred_eh_data_format): New.
5067 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5069 2005-08-01 Ian Lance Taylor <ian@airs.com>
5071 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5072 randomize_va_space for virtual address randomization control.
5074 2005-08-01 Steven Bosscher <stevenb@suse.de>
5076 * common.opt (flag_ipa_cp): Put in right place to maintain
5079 2005-08-01 Jan Hubicka <jh@suse.cz>
5081 * profile.c (compute_value_histograms): Fix thinko.
5082 * value-prof.c: Include toplev.h
5083 (check_counter): New function.
5084 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5085 tree_mod_subtract_transform): Add sanity check.
5087 2005-08-01 Richard Guenther <rguenther@suse.de>
5089 PR tree-optimization/23133
5090 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5091 current functions parameter decls to find defs to cse
5094 2005-08-01 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/23109
5097 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5098 If trapping math is in effect, use post-dominator information
5099 to check if we'd in any case reach a trapping point before
5100 doing the reciprocal insertion.
5101 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5102 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5103 expressions are invariant only if trapping math is not in effect.
5105 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5107 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5108 cgraph_function_versioning): New declarations.
5109 * cgraphunit.c: Add include to ipa-prop.h.
5110 (update_call_expr, cgraph_copy_node_for_versioning,
5111 cgraph_function_versioning): New functions.
5112 * integrate.c (copy_decl_for_inlining): Remove.
5113 * ipa-prop.h (ipa_replace_map): New struct.
5114 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5115 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5116 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5117 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5118 ipcp_iterate_stage, ipcp_method_scale_print,
5119 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5120 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5121 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5122 ipcp_update_bb_counts, ipcp_update_profiling,
5123 ipcp_update_edges_counts): New functions.
5124 (ipcp_method_cval_init): Remove restriction regarding local methods.
5125 (ipcp_init_stage): Add ipcp_method_compute_scale.
5126 (ipcp_insert_stage): Add versioning.
5127 (ipcp_structures_print): Add ipcp_method_scale_print.
5128 (ipcp_driver): Dump profiling info.
5129 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5130 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5131 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5132 (struct inline_data): Add versioning_p, ipa_info, new fields.
5133 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5134 declare_return_variable): Replace calls to copy_decl_for_inlining with
5136 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5138 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5139 Add argument VERSIONING.
5140 (copy_arguments_for_versioning, copy_static_chain,
5141 function_versionable_p, tree_versionable_function_p,
5142 tree_function_versioning, replace_ref_tree): New functions.
5143 * tree-inline.h: Include varray.h.
5144 (tree_versionable_function_p, tree_function_versioning,
5145 tree copy_decl_for_dup): New declarations.
5147 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5149 * ipa-cp.c: New file. Contains IPCP specific functionality.
5150 * ipa-prop.h: New file. Contains structures/definitions that can be
5151 used by several interprocedural data flow optimizations (and also IPCP).
5152 * ipa-prop.c: New file.
5153 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5154 * common.opt: Add ipa-cp flag.
5155 * timevar.def: Add IPCP optimization.
5156 * tree-optimize.c (init_tree_optimization_passes): Schedule
5158 * tree-pass.h (pass_ipa_cp): Declare.
5160 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5162 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5163 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5164 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5165 config/i386/i386.c, config/mips/mips.h,
5166 config/rs6000/rs6000.h, config/sh/sh.c,
5167 config/stormy16/stormy16.c: Fix comment typos.
5169 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5172 * c-typeck.c (build_binary_op): Use common_type wrapper on
5174 (common_type): Update comment.
5176 2005-07-31 Steven Bosscher <stevenb@suse.de>
5179 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5180 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5181 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5183 2005-07-31 Jan Hubicka <jh@suse.cz>
5185 * pretty-print.h (pp_widest_integer): New macro.
5186 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5189 2005-07-31 Jan Hubicka <jh@suse.cz>
5191 * output.h (enum section_category): Export from varasm.c
5192 (categorize_decl_for_section): Likewise.
5193 * varasm.c (enum section_category): Kill.
5194 (categorize_decl_for_section): Make global.
5195 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5197 * i386.c (ix86_section_threshold): New static variable.
5198 (ix86_in_large_data_p, ix86_encode_section_info,
5199 x86_64_elf_unique_section,
5200 x86_64_elf_select_section): New functions.
5201 (TARGET_ENCODE_SECTION_INFO): Define
5202 (override_options): Enable medium model for PIC.
5203 (ix86_expand_prologue): Expand gen_set_got_rex64.
5204 (legitimate_constant_p): Handle new UNSPECs.
5205 (legitimate_pic_address_disp_p): Likewise.
5206 (legitimize_pic_address): Lower MEDIUM model addressing.
5207 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5208 (enum cmodel): Add MEDIUM_PIC.
5209 (SYMBOL_REF_FAR_ADDR_P): New macro.
5210 (SYMBOL_FLAG_FAR_ADDR): New flag.
5211 * i386.md (movdi): Support medium model.
5212 (set_got_rex64): New pattern.
5213 * i386.opt (mlarge-data-threshold): New flag.
5214 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5215 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5216 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5217 TARGET_ASM_UNIQUE_SECTION): New.
5219 * invoke.texi (-mlarge_data_threshold): Document
5221 2005-07-31 Jan Hubicka <jh@suse.cz>
5223 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5224 (coalesce_vars): Likewise.
5225 * tree-ssa-live.c (coalesce_cost): New.
5226 (build_tree_conflict_graph): Use coalesce_cost.
5227 * tree-ssa-live.h (coalesce_cost): Declare.
5229 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5231 * arm.md (all peepholes for post-increment operations): Delete.
5232 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5233 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5234 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5235 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5236 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5238 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5240 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5243 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5246 * doc/invoke.texi: Document -rdynamic.
5248 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5251 * c-parser.c (c_parser_parms_list_declarator): Call
5252 mark_forward_parm_decls.
5253 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5254 decls with visibility structure.
5256 2005-07-30 Paul Brook <paul@codesourcery.com>
5258 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5260 2005-07-30 Paul Brook <paul@codesourcery.com>
5262 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5264 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5266 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5268 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5271 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5272 nested function declarators.
5273 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5274 (grokparms): Call warn_if_shadowing for parameters used within the
5276 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5277 not used within the parameter list.
5278 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5280 2005-07-30 Jan Hubicka <jh@suse.cz>
5282 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5283 * i386.c (ix86_fixup_binary_operands): Likewise.
5284 (ix86_expand_unary_operator): Likewise.
5285 (ix86_expand_fp_absneg_operator): Likewise.
5286 * optabs.c (expand_vec_cond_expr): Validate dest.
5288 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5291 * real.c (real_from_string): Also set last bit if there is a
5292 nonzero hex digit beyond GCC's internal precision after ".".
5294 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5296 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5297 define_constants. Change duplicate values to unassigned numbers.
5298 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5299 (*altivec_vspltsf): New.
5300 (altivec_vperm_v4sf): Delete.
5301 (altivec_vperm_<mode>): Use mode macro V.
5302 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5303 (altivec_predicate_v4sf): Delete.
5304 (altivec_predicate_<mode>): Use mode macro V.
5305 (*altivec_lvesfx): New.
5306 (*altivec_stvesfx): New.
5307 (vec_realign_load_v4sf): Delete.
5308 (vec_realign_load_<mode>): Use mode macro V.
5309 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5312 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5315 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5317 * configure: Regenerated.
5319 2005-07-29 Paul Brook <paul@codesourcery.com>
5321 * doc/install.texi: Add link to GFortran binaries wiki page.
5323 2005-07-29 David Ung <davidu@mips.com>
5325 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5326 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5327 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5328 * config/mips/mips.md (cpu): Add 5kf name.
5329 (includes): Includes 5k.md.
5330 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5331 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5334 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5337 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5338 (cleanup_tree_cfg): ... here.
5339 Call cleanup_tree_cfg_1 until there are no more cleanups to
5342 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5344 * tree-vrp.c (compare_range_with_value): Return true or false
5345 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5346 EQ_EXPR respectively.
5348 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5350 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5353 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5355 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5356 (tree_ssa_dominator_optimize): Increment it.
5357 (dump_dominator_optimization_stats): Print it.
5359 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5360 Steven Bosscher <stevenb@suse.de>
5362 PR rtl-optimization/23117
5363 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5364 when head == tail. Tidy comment.
5366 2005-07-28 Richard Henderson <rth@redhat.com>
5368 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5369 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5370 * jump.c (rtx_renumbered_equal_p): Likewise.
5371 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5372 CONST_INT and CONST_DOUBLE.
5373 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5374 * reload.c (operands_match_p): Special case CONST_INT and
5375 CONST_DOUBLE; check mode earlier.
5377 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5380 * c-typeck.c (convert_for_assignment): Do not check
5381 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5383 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5386 * c-typeck.c (composite_type): Prefer constant size arrays to
5389 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5392 * real.c (real_from_string): Set last bit if there is a nonzero
5393 hex digit beyond GCC's internal precision.
5395 2005-07-28 Richard Henderson <rth@redhat.com>
5398 * cfgcleanup.c (try_forward_edges): Watch out for end of
5401 2005-07-28 James E Wilson <wilson@specifixinc.com>
5404 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5406 2005-07-28 Jan Hubicka <jh@suse.cz>
5408 * Makefile.in (rtl-profile.o): Kill all traces of it.
5409 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5410 * coverage.h (rtl_coverage_counter_ref): Kill.
5411 * opts.c (flag_speculative_prefetching_set): Kill.
5412 (flag_loop_optimize_set): New.
5413 (common_handle_option): Disable loop optimizer when profiling;
5414 do not handle speculative prefetching.
5415 * passes.c (init_optimization_passes): Replace pass_profiling combo
5416 by branch_prob pass.
5417 * profile.c (compute_value_histograms): Update for simplified value
5419 (rtl_register_profile_hooks): Kill.
5420 (pass_profiling): Kill.
5421 (rest_of_handle_branch_prob): Do not profile.
5422 * toplev.c (process_options): Remove speculative prefetching.
5423 * toplev.h (flag_tree_based_profiling): Kill.
5424 * tree-profile.c (prepare_instrumented_value,
5425 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5426 tree_gen_one_value_profiler, do_tree_profiling): Update for
5427 simplified datastructures.
5428 * value-prof.c: Add comment that speculative prefetching was dropped;
5429 update rest of file for simplified datastructures.
5430 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5431 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5432 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5433 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5434 rtl_mod_subtract, gen_speculative_prefetch,
5435 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5436 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5437 (gate_handle_value_profile_transformations,
5438 rest_of_handle_value_profile_transformations,
5439 pass_value_profile_transformations): Kill.
5440 * value-prof.h (histogram_value_t): Remove IL based unions.
5441 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5442 rtl_profile_hooks): Remove hooks.
5444 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5446 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5447 (cgraph_clone_node): Likewise.
5448 * cgraph.h (cgraph_clone_edge): Update prototype.
5449 (cgraph_clone_node): Likewise.
5450 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5452 (lookup_recursive_calls): Consider profile.
5453 (cgraph_decide_recursive_inlining): Fix updating; use new
5454 probability argument; use profile.
5455 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5456 * tree-inline.c (copy_bb): Update clal of clone_edge.
5457 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5459 * invoke.texi (min-inline-recursive-probability): Document.
5461 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5463 * doc/install.texi (Configuration): Update Valgrind homepage.
5465 2005-07-28 Richard Henderson <rth@redhat.com>
5468 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5469 labels we want to delete.
5470 (cfg_layout_merge_blocks): Likewise.
5472 2005-07-28 Richard Henderson <rth@redhat.com>
5475 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5476 when expanding to nothing.
5478 2005-07-28 Josh Conner <jconner@apple.com>
5480 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5481 (cgraph_decide_inlining_of_small_functions): Likewise.
5483 2005-07-28 Josh Conner <jconner@apple.com>
5485 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5486 direction of badness if negative.
5487 (cgraph_default_inline_p): Add reason to parameters, and assign it
5489 (cgraph_decide_inlining_of_small_functions): New parameter in call
5490 to cgraph_default_inline_p.
5491 (cgraph_decide_inlining_incrementally): Likewise.
5492 * cgraphunit.c (decide_is_function_needed): Likewise.
5493 * cgraph.h (cgraph_default_inline_p): Likewise.
5495 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5497 * builtins.c: Fix comment typo(s).
5498 * genautomata.c: Likewise.
5499 * gimplify.c: Likewise.
5500 * tree-dfa.c: Likewise.
5501 * tree-flow-inline.h: Likewise.
5502 * tree-into-ssa.c: Likewise.
5503 * tree-ssa-alias.c: Likewise.
5504 * tree-ssa-ccp.c: Likewise.
5505 * tree-ssa-copy.c: Likewise.
5506 * tree-ssa-dce.c: Likewise.
5507 * tree-ssa-dom.c: Likewise.
5508 * tree-ssa-operands.c: Likewise.
5509 * tree-tailcall.c: Likewise.
5510 * tree-vectorizer.c: Likewise.
5511 * tree-vrp.c: Likewise.
5514 2005-07-28 Jeff Law <law@redhat.com>
5516 * tree-vrp.c (test_for_singularity): Extracted from ...
5517 (simplify_cond_using_ranges): Attempt to simplify a relational
5518 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5520 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5522 PR tree-optimization/22506
5523 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5524 phis whose argument is constant.
5526 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5528 PR rtl-optimization/18992
5529 Back out this patch:
5530 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5531 PR optimization/12142
5532 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5533 uses of the register in the SET_SRC. Remove unnecessary argument.
5535 Replace it with this:
5536 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5537 if flag_non_call_exceptions is set and the insn may trap, pass
5538 pc_rtx as dest for recursion.
5539 In SET_SRC part of SET case, if dest is already set, pass it down
5542 2005-07-28 Jan Hubicka <jh@suse.cz>
5544 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5545 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5546 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5548 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5549 profile when available.
5551 2005-07-28 Jan Beulich <jbeulich@novell.com>
5553 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5554 (ia64_print_operand): Describe and handle 'X'.
5555 (ia64_register_move_cost): Also handle FP_REGS.
5556 (ia64_preferred_reload_class): Likewise.
5557 (ia64_secondary_reload_class): Likewise.
5558 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5559 it. Also check for ITANIUM_CLASS_FLDP.
5560 * config/ia64/ia64.h (FP_REGNO_P): New.
5561 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5562 (reg_class): Add FP_REGS.
5563 (REG_CLASS_NAMES): Adjust for it.
5564 (REG_CLASS_CONTENTS): Likewise.
5565 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5566 (REG_CLASS_FROM_LETTER): Handle 'x'.
5567 (CLASS_MAX_NREGS): Handle FP_REGS.
5568 (MEMORY_MOVE_COST): Likewise.
5569 * config/ia64/ia64.md (itanium_class): Add fldp.
5570 (type): Handle fldp.
5571 (movti_internal): More allowable operand combinations. Use ldfp8 when
5572 splitting unnecessary. Remove predicable attribute. Adjust
5573 itanium_class attribute.
5574 (smuldi3_highpart): Remove outdated comment.
5575 (mulditi3, umulditi3, rotlti3): New expanders.
5576 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5577 (absti2): Disabled new insn for future reference.
5578 Respective new splitters.
5579 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5580 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5581 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5583 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5585 PR rtl-optimization/23047
5586 * simplify-rtx.c (simplify_const_relational_operation): Respect
5587 flag_wrapv for comparisons with ABS.
5589 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5591 PR tree-optimization/22493
5592 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5593 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5595 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5597 * config/frv/frv.opt (moptimize-membar): New.
5599 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5601 * config/frv/frv.h: Remove machine_function definition.
5603 * config/frv/frv.c (struct frv_io): New.
5604 (struct machine_function): Moved from frv.h. Add has_membar_p.
5605 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5606 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5607 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5608 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5609 (frv_reorg): Call frv_optimize_membar when appropriate.
5610 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5611 (frv_expand_builtin): Adjust calls accordingly.
5612 (frv_io_address_cookie): New function.
5613 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5614 load or store rather than a special insn. Add ccnstant address and
5615 io-type operands to the membar.
5616 (frv_ifcvt_modify_tests): Unsign regno.
5617 (frv_ifcvt_modify_tests): Same.
5619 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5620 UNSPEC_OPTIONAL_MEMBAR constant.
5621 (builtin_read_<mode>): Delete.
5622 (builtin_write_<mode>): Delete.
5623 ("optional_membar_<mode>"): Add operand.
5625 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5626 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5627 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5628 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5629 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5630 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5631 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5632 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5633 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5635 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5637 * df.c (df_uses_record): Handle SCRATCH.
5639 2005-07-28 Steven Bosscher <stevenb@suse.de>
5642 * passes.c (rest_of_decl_compilation): If decl is a type and
5643 we have encountered errors, don't emit debug information.
5645 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5647 * params.def: Fixed comment.
5649 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5652 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5653 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5654 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5656 2005-07-27 Steven Bosscher <stevenb@suse.de>
5659 * varasm.c (assemble_start_function): Don't do anything that may
5660 require a CFG if the current function is a thunk.
5662 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5664 * doc/install.texi (Prerequisites): Mention that perl is needed
5665 to do export control in libstdc++ targetting Darwin.
5667 2005-07-27 Steven Bosscher <stevenb@suse.de>
5669 PR rtl-optimization/17808
5670 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5671 (sched_insns_conditions_mutex_p): Split out from...
5672 (add_dependence): ...here. But don't call it from here.
5673 (add_dependence_list): Check sched_insns_conditions_mutex_p
5674 before calling add_dependence.
5675 (add_dependence_list_and_free): Likewise.
5676 (fixup_sched_groups): Likewise.
5677 (sched_analyze_1): Likewise.
5678 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5679 (sched_analyze): Likewise.
5680 (sched_analyze_insn): Likewise.
5681 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5682 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5683 dependencies on all COND_EXEC insns to jumps ending basic blocks
5684 when doing intrablock scheduling.
5685 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5687 2005-07-27 Jeff Law <law@redhat.com>
5689 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5690 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5691 equivalency sets, correctly handle the case were vr0 has an
5692 equivalency set, but vr1 does not.
5694 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5696 PR tree-optimization/23073
5697 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5698 vect_print_dump_info before fprintf.
5700 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5702 PR tree-optimize/22348
5703 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5704 Fold the partial computation.
5706 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5708 PR tree-optimization/22325
5709 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5711 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5713 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5714 (force_var_cost): ... this function.
5715 (compute_phi_arg_on_exit): Export.
5717 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5719 PR tree-optimization/20773
5720 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5723 2005-07-27 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5726 Avoid pushing again if current struct contains only
5727 fields we decomposed.
5729 2005-07-27 Jan Hubicka <jh@suse.cz>
5731 PR tree-optimization/22574
5732 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5735 * tree-tailcall.c (decrease_profile): New function.
5736 (eliminate_tail_call): Use it.
5738 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5739 visibility flags correctly in whole program mode.
5741 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5743 PR rtl-optimization/22472
5744 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5746 2005-07-26 Steven Bosscher <stevenb@suse.de>
5748 PR tree-optimization/22504
5749 * tree-complex.c (expand_complex_addition): Use 'code' instead
5750 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5752 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5754 * config.gcc (cpu_type): Add frv case.
5755 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5756 (supported_defaults): Add fr550 case.
5758 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5761 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5762 whether a pointer of type T * may point to objects of type T *.
5764 2005-07-26 DJ Delorie <dj@redhat.com>
5766 * configure: Regenerate.
5768 2005-07-26 Dale Johannesen <dalej@apple.com>
5770 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5772 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5774 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5775 Clarify use of "build" in name.
5777 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5779 * doc/extend.texi (Raw read/write Functions): New section.
5780 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5781 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5782 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5783 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5784 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5785 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5786 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5787 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5788 * config/frv/frv.c: Add bdesc_loads global.
5789 Add bdesc_stores global.
5790 (frv_init_builtins): Add support for __builtin_{read/write}*.
5791 (frv_volatile_memref): New.
5792 (frv_expand_load_builtin): New.
5793 (frv_expand_store_builtin): New.
5794 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5795 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5796 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5797 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5798 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5799 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5800 (builtin_read_<mode>): New.
5801 (builtin_write_<mode>): New.
5802 (builtin_write64): New.
5803 (optional_membar_<mode>): New.
5805 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5807 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5808 (rather than units) against HOST_BITS_PER_WIDE_INT.
5810 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5812 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5813 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5814 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5815 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5818 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5819 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5820 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5822 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5824 2005-07-26 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/22486
5827 * fold-const.c (fold_unary): Fold away useless component
5828 references of the form (T *)&T.x, if the address
5831 2005-07-25 James E Wilson <wilson@specifixinc.com>
5833 * dwarf2out.c (add_call_src_coords_attributes): New.
5834 (gen_inlined_subroutine_die): Call it.
5835 (maybe_emit_file, init_file_table): Add comments.
5836 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5838 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5839 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5840 * tree.h (BLOCK_SOURCE_LOCATION): New.
5841 (struct tree_block): New field locus.
5843 2005-07-26 Andreas Schwab <schwab@suse.de>
5845 PR rtl-optimization/23043
5846 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5847 when allocating a struct unoccr.
5849 2005-07-25 Richard Henderson <rth@redhat.com>
5852 * tree-complex.c (gate_no_optimization): True if errors.
5853 * Makefile.in (tree-complex.o): Update dependencies.
5855 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5857 * config/frv/predicates.md (integer_register_operand): Use
5860 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5863 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5865 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5867 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5869 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5870 types when flag_unsafe_math_optimizations is true.
5872 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5874 * gcc.c (option_map): Add --sysroot.
5875 (process_command): Handle --sysroot.
5876 (display_help): Document it.
5877 * doc/cppopts.tex (-isysroot): Document.
5878 * doc/invoke.texi (--sysroot): Document.
5879 * doc/install.texi (--with-build-sysroot): Document.
5881 * Makefile.in (inhibit_libc): New variable.
5882 (INHIBIT_LIBC_CFLAGS): Likewise.
5883 (LIBGCC2_CFLAGS): Include
5884 $(INHIBIT_LIBC_CFLAGS).
5885 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5886 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5887 ($(T)crtend.o): Likewise.
5888 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5889 ($(T)crtendS.o): Likewise.
5890 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5891 ($(T)crtendT.o): Likewise.
5892 (stmp-fixinc): Do not complain about missing headers if
5894 * configure.ac (inhibit_libc): Set it to true/false.
5895 (--with-build-sysroot): New option. Use it to set
5897 * configure: Regenerated.
5899 2005-07-25 Manfred Hollstein <mh@suse.com>
5901 * calls.c (store_one_arg): Fix unsigned comparison warning.
5903 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5906 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5907 (ggc_print_statistics): Initialize variable before use.
5909 2005-07-25 Richard Guenther <rguenther@suse.de>
5911 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5912 calling with a PHI_NODE argument.
5914 * tree-flow-inline.h (overlap_subvar): Protect against
5917 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5919 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5920 * configure: Regenerate.
5922 2005-07-25 Ira Rosen <irar@il.ibm.com>
5924 * expr.c (highest_pow2_factor): Make extern.
5925 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5926 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5927 record_array_differ_p, array_ptr_differ_p): Likewise.
5928 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5929 additional cases. Call the above functions.
5930 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5931 base_object_differ_p when there are two base objects. Otherwise, compare
5932 base address and offset. Call may_alias_p.
5933 (dump_data_reference): Use a correct field name.
5934 (analyze_array): Make static. Initialize new data-ref fields.
5935 (analyze_indirect_ref): New function.
5936 (init_data_ref): Initialize new data-ref fields.
5937 (strip_conversion): Moved from tree-vect-analyze.c.
5938 (analyze_offset_expr, get_ptr_offset, address_analysis,
5939 object_analysis): Likewise.
5940 (analyze_offset): New function.
5941 (create_data_ref): Likewise.
5942 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5943 dimensions for ARRAY_REFs only.
5944 (build_classic_dist_vector): Make static.
5945 (access_functions_are_affine_or_constant_p): Call macro to get the
5946 address of access functions.
5947 (compute_all_dependences): Add new parameter
5948 compute_self_and_read_read_dependences. Compute self and read-read
5949 dependences if it is true.
5950 (find_data_references_in_loop): Call create_data_ref. Initialize new
5952 (compute_data_dependences_for_loop): Add new parameter
5953 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5954 compute nb_loops. Call compute_all_dependences,
5955 build_classic_dist_vector and build_classic_dir_vector with correct
5957 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5958 with correct parameters. Compare dimensions for ARRAY_REFs only.
5959 (free_data_refs): Call macro to free access functions.
5960 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5961 fields from stmt_vinfo.
5962 (struct base_object_info): New structure.
5963 (struct data_reference): Move fields to base_object_info. Add fields
5964 first_location and object_info for above structures. Move fields from
5965 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5966 aligned_to. Add macros to access the new fields.
5967 Update functions declarations.
5968 * tree-flow.h (is_aliased_with): Declare.
5969 * tree-loop-linear.c (linear_transform_loops): Call
5970 compute_data_dependences_for_loop with correct parameters.
5971 * tree-ssa-alias.c (is_aliased_with): New function.
5972 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5973 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5974 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5975 vect_base_addr_differ_p, compute_subscript_distance and
5976 build_classic_dist_vector. Add printings. Check absolute value of
5978 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5980 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5981 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5982 to bytes. Add printing.
5983 (vect_compute_data_refs_alignment): Go through loads and stores in one
5985 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5986 vect_analyze_data_ref_access): Likewise.
5987 (vect_analyze_pointer_ref_access): Remove.
5988 (vect_address_analysis, vect_object_analysis): Likewise.
5989 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5990 and analyze data-refs in the loop.
5991 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5992 fields of data-ref instead of stmt. Add init to the offset from the
5994 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5995 (vect_update_init_of_dr): Likewise.
5996 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5997 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5999 (new_loop_vec_info): Initialize new fields.
6000 (destroy_loop_vec_info): Free new fields.
6001 (vect_strip_conversion): Remove.
6002 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6003 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6004 datarefs. Add new field ddrs.
6005 Add macros for the new fields access.
6006 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6007 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6008 Remove their macros.
6009 * tree.h (highest_pow2_factor): Declare.
6011 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6013 * calls.c (store_one_arg): Check for sibling call MEM arguments
6014 from already clobbered incoming argument area.
6016 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6018 * c-common.c (check_missing_format_attribute): New.
6019 * c-common.h (check_missing_format_attribute): Likewise.
6020 * c-typeck.c (convert_for_assignment): Use it.
6022 2005-07-24 Andreas Schwab <schwab@suse.de>
6024 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6025 register use a word move. Correct operand of ext.w in 68000 code.
6027 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6029 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6030 variables as declarations, rather than definitions.
6032 2005-07-24 Ira Rosen <irar@il.ibm.com>
6034 PR tree-optimization/22526
6035 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6038 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6040 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6041 that C99 reserve for future use. Use it to define clog10,
6042 clog10f and clog10l.
6044 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6046 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6047 * configure.ac: Check for -Wmissing-format-attribute.
6049 * configure: Regenerate.
6051 2005-07-23 Richard Henderson <rth@redhat.com>
6053 PR tree-optimization/22623
6054 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6056 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6059 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6061 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6063 * Makefile.in (C_TREE_H): Update dependencies.
6064 * c-tree.h: Include toplev.h.
6065 * diagnostic.h (diagnostic_set_info): Add format attribute.
6066 * rtl-error.c (diagnostic_for_asm): Likewise.
6068 2005-07-23 Chao-ying Fu <fu@mips.com>
6070 * config/mips/mips-dsp.md: New file.
6071 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6072 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6074 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6075 MIPS_BUILTIN_BPOSGE32.
6076 (mips_expand_builtin_direct): Add one parameter to indicate that
6077 builtin functions need to return a value.
6078 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6080 (mips_regno_to_class): Add classes for 12 new DSP registers.
6081 (mips_subword): Change to check four HI registers.
6082 (mips_output_move): Output move to and from 6 new DSP accumulators.
6083 (override_options): Make sure -mdsp and -mips16 are not used together.
6084 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6086 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6088 (print_operand): Add 'q' for printing DSP accumulators.
6089 (mips_cannot_change_mode_class): Check ACC_REGS.
6090 (mips_secondary_reload_class): Check ACC_REGS.
6091 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6092 (mips_register_move_cost): Check ACC_REGS.
6093 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6094 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6095 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6096 (dsp_bdesc): New array.
6097 (bdesc_arrays): Add DSP builtin function table.
6098 (mips_prepare_builtin_arg): Check predicate again after
6100 (mips_expand_builtin): Add one more parameter to
6101 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6102 MIPS_BUILTIN_BPOSGE32.
6103 (mips_init_builtins): Initialize new function types.
6104 (mips_expand_builtin_direct): Check if builtin functions need to
6105 return a value and pass operands properly.
6106 (mips_expand_builtin_bposge): New function.
6107 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6108 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6109 (FIRST_PSEUDO_REGISTER): Increase to 188.
6110 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6111 Update for 12 new DSP registers.
6112 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6113 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6114 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6115 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6116 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6117 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6118 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6119 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6120 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6121 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6122 (REGISTER_NAMES): Add names for 12 new DSP registers.
6123 * config/mips/mips.md: Include mips-dsp.md.
6124 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6125 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6126 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6127 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6128 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6129 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6130 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6131 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6132 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6133 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6134 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6135 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6136 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6137 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6138 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6139 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6140 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6141 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6142 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6143 (UNSPEC_RDDSP): New constants.
6144 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6145 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6147 * config/mips/mips.opt (-mdsp): New option.
6148 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6149 (reg_imm10_operand): New predicates.
6150 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6151 * doc/invoke.texi (-mdsp): Document new option.
6153 2005-07-22 DJ Delorie <dj@redhat.com>
6155 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6157 * tree-inline.c (inlinable_function_p): Likewise.
6159 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6162 * toplev.c (check_global_declarations): Do not mark undefined
6163 variables as DECL_IGNORED_P.
6164 * varasm.c (first_global_object_name): GTY it.
6165 (weak_global_object_name): Likewise.
6166 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6167 a string to go into {weak,first}_global_object_name.
6169 2005-07-22 DJ Delorie <dj@redhat.com>
6171 * c-format.c (check_function_format): Change warning control
6172 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6174 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6176 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6177 &PTR->FLD a dereference of PTR.
6178 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6179 a potential dereference of PTR.
6181 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6183 PR rtl-optimization/20370
6184 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6185 call allocate_reg_info if necessary.
6187 PR rtl-optimization/21848
6188 * calls.c (emit_library_call_value_1): For const functions, add
6189 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6191 PR rtl-optimization/22445
6192 * cselib.c (target.h): Include.
6193 (rtx_equal_for_cselib_p): Allow commutative matches.
6194 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6195 Remove MODE parameter. Changed all callers.
6197 PR rtl-optimization/22258
6198 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6200 (try_combine): Use likely_spilled_retval_p.
6202 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6204 * config.gcc: Add crx-elf support.
6206 * doc/contrib.texi: Mention crx.
6207 * doc/extend.texi: Document crx extensions.
6208 * doc/install.texi: Document crx install.
6209 * doc/invoke.texi: Document crx options.
6210 * doc/md.texi: Document crx constraints.
6212 * config/crx/crx-protos.h: New file.
6213 * config/crx/crx.c: New file.
6214 * config/crx/crx.h: New file.
6215 * config/crx/crx.md: New file.
6216 * config/crx/crx.opt: New file.
6217 * config/crx/t-crx: New file.
6219 2005-07-22 Manfred Hollstein <mh@suse.com>
6221 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6223 (int_add_graph_edge): Likewise.
6224 (collapse_nodes): Likewise.
6225 (process_unification_queue): Likewise.
6227 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6228 Laurent GUERBY <laurent@guerby.net>
6230 PR tree-optimization/22336
6231 * function.c (record_block_change): Check for
6232 cfun->ib_boundaries_block.
6234 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6236 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6237 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6239 2005-07-21 DJ Delorie <dj@redhat.com>
6241 * toplev.c (warn_deprecated_use): Add warning control to warning
6243 * c-typeck.c (parser_build_binary_op): Likewise.
6244 (c_finish_if_stmt): Likewise.
6245 * c-common.c (check_function_sentinel): Likewise.
6246 (check_nonnull_arg): Likewise.
6248 2005-07-21 Richard Henderson <rth@redhat.com>
6251 * tree-complex.c (complex_ssa_name_components): New.
6252 (cvc_lookup): Allow entry not found.
6253 (create_components): Remove.
6254 (create_one_component_var, get_component_var): New.
6255 (get_component_ssa_name, set_component_ssa_name): New.
6256 (extract_component): Use get_component_ssa_name.
6257 (update_complex_components): Use set_component_ssa_name.
6258 (update_complex_components_on_edge): Likewise.
6259 (update_phi_components): Create new PHI nodes directly, instead
6260 of adding insns to edges.
6261 (tree_lower_complex): Allocate and free complex_variable_components
6262 and complex_ssa_name_components here.
6264 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6266 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6267 revert to returning false.
6269 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6272 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6274 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6277 * config/i386/i386.md (cmpxf): Change operand constraints
6278 to "nonmemory_operand".
6280 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6282 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6284 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6287 * fold-const.c (fold_build1): Add checksum for the operands.
6288 (fold_build2): Likewise.
6289 (fold_build3): Likewise.
6291 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6294 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6296 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6298 * common.opt (-fforward-propagate): Committed by mistake,
6301 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6303 * reg-stack.c: Fix comment typo(s).
6304 * tree-ssa-operands.c: Likewise.
6305 * tree-vectorizer: Likewise.
6307 2005-07-21 Nick Clifton <nickc@redhat.com>
6309 * config/sh/symbian.c: Replace C++ style line comments with C
6310 style line comments.
6311 (symbian_add_attribute): Do not use a ? operator on the LHS of
6313 (sh_symbian_handle_dll_attribute): Change the type of the
6314 method vector to "VEC(tree,gc)*" and use vector accessor
6315 macros to walk over the elements.
6316 (symbian_export_vtable_and_rtti_p): Likewise.
6317 (symbian_class_needs_attribute_p): Likewise.
6319 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6323 initialize targetm.resolve_overloaded_builtin here.
6324 (altivec_expand_overloaded_builtin): Make it non-static.
6325 * config/rs6000/rs6000-protos.h
6326 (altivec_expand_overloaded_builtin): New prototype.
6327 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6328 targetm.resolve_overloaded_builtin here.
6329 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6331 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6332 Zdenek Dvorak <dvorakz@suse.cz>
6334 PR tree-optimization/19210
6335 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6337 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6338 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6339 rely on unproven assumptions.
6340 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6341 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6342 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6343 to number_of_iterations_exit.
6344 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6345 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6346 * tree-ssa-loop-niter.c (find_loop_niter,
6347 estimate_numbers_of_iterations_loop): Likewise.
6348 (number_of_iterations_exit): Honor the new options.
6349 * doc/invoke.texi (Wunsafe-loop-optimizations,
6350 funsafe-loop-optimizations): Document them.
6352 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6354 PR rtl-optimization/22167
6355 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6357 2005-07-20 Adam Nemet <anemet@lnxw.com>
6359 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6360 __do_global_dtors_aux longcall.
6362 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6364 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6365 (old_special_pred_table): Don't reference
6366 SPECIAL_MODE_PREDICATES.
6367 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6368 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6369 * config/sh/predicates.h: Don't mention
6370 SPECIAL_MODE_PREDICATES.
6371 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6374 2005-07-20 DJ Delorie <dj@redhat.com>
6376 * config.gcc: Add m32c-elf support.
6378 * doc/contrib.texi: Mention m32c.
6379 * doc/extend.texi: Document m32c extensions.
6380 * doc/install.texi: Mention m32c.
6381 * doc/invoke.texi: Document m32c options.
6382 * doc/md.texi: Document m32c constraints.
6384 * config/m32c/addsub.md: New file.
6385 * config/m32c/bitops.md: New file.
6386 * config/m32c/cond.md: New file.
6387 * config/m32c/jump.md: New file.
6388 * config/m32c/m32c-lib1.S: New file.
6389 * config/m32c/m32c-lib2.c: New file.
6390 * config/m32c/m32c-modes.def: New file.
6391 * config/m32c/m32c-pragma.c: New file.
6392 * config/m32c/m32c-protos.h: New file.
6393 * config/m32c/m32c.abi: New file.
6394 * config/m32c/m32c.c: New file.
6395 * config/m32c/m32c.h: New file.
6396 * config/m32c/m32c.md: New file.
6397 * config/m32c/m32c.opt: New file.
6398 * config/m32c/minmax.md: New file.
6399 * config/m32c/mov.md: New file.
6400 * config/m32c/muldiv.md: New file.
6401 * config/m32c/predicates.md: New file.
6402 * config/m32c/prologue.md: New file.
6403 * config/m32c/shift.md: New file.
6404 * config/m32c/t-m32c: New file.
6406 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6408 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6409 (stack_protect_set, stack_protect_test): New expanders.
6410 (stack_protect_set_si, stack_protect_set_si_media,
6411 stack_protect_set_di_media, stack_protect_test_si,
6412 stack_protect_test_si_media, stack_protect_test_di_media):
6415 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6417 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6419 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6421 * tree.h (tree_expr_nonzero_p): Export.
6422 * fold-const.c (tree_expr_nonzero_p): Likewise.
6423 Return true for CALL_EXPRs that are alloca calls.
6424 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6426 * tree-flow.h (expr_computes_nonzero): Remove.
6427 * tree-vrp.c (expr_computes_nonzero): Remove.
6428 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6429 (extract_range_from_unary_expr): Likewise.
6430 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6431 tree_expr_nonzero_p.
6433 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6435 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6436 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6437 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6438 All callers changed.
6439 (frame_related_constant_load): New arg "related" which controls
6440 setting of RTX_FRAME_RELATED_P. All callers changed.
6441 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6442 (bfin_expand_prologue): Add stack limit checking.
6443 * config/bfin/bfin.md (trapifcc): New pattern.
6445 * config/bfin/bfin.c: Include "langhooks.h".
6446 (def_builtin): Go through lang_hooks to call builtin_function.
6448 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6449 * config/bfin/predicates.md (symbol_ref_operand): New.
6450 (call_insn_operand): Delete. All callers changed to use
6451 register_no_elim_operand.
6452 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6454 (function_arg): Use it to generate the call's operand 2.
6455 (bfin_longcall_p): New function.
6456 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6457 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6458 determine if the address needs to be in a REG.
6459 (bfin_handle_longcall_attribute): New function.
6460 (bfin_attribute_table): Add "longcall" and "shortcall".
6461 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6462 (CUMULATIVE_ARGS): New member call_cookie.
6463 (PREDICATE_CODES): Add symbol_ref_operand.
6464 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6465 extra USE to the pattern.
6466 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6467 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6468 sibcall_value_insn; now the new patterns handle direct calls and the
6469 old ones indirect calls.
6470 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6472 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6474 * doc/trouble.texi: Update section on handling of empty loops.
6476 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6478 * config.gcc: Remove support for sparc-*-openbsd*,
6479 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6481 * config.host: Remove support for i860-*-sysv4* as a host.
6482 * config/i860/*, config/ip2k/*, config/ns32k/*,
6483 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6484 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6485 mention obsolete ports.
6487 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6489 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6491 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6492 of frame_pointer_rtx.
6493 (sh_expand_epilogue): Likewise.
6494 (sh_set_return_address): Likewise.
6495 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6496 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6497 offsets from FRAME_POINTER_REGNUM.
6498 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6499 (sh_register_names): Add initializer for sfp.
6500 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6501 (VALID_REGISTER_P): Likewise.
6502 (FIRST_PSEUDO_REGISTER): Update.
6503 (DWARF_FRAME_REGISTERS): Define.
6504 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6505 (HARD_FRAME_POINTER_REGNUM): Define.
6506 (FRAME_POINTER_REGNUM): Redefine.
6507 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6508 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6509 from FRAME_POINTER_REGNUM.
6510 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6511 FRAME_POINTER_REGNUM.
6512 (REG_CLASS_CONTENTS): Add sfp.
6513 (REG_ALLOC_ORDER): Likewise.
6514 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6515 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6516 of frame_pointer_rtx.
6517 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6519 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6521 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6522 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6523 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6525 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6528 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6530 Make CONSTRUCTOR use VEC to store initializers.
6531 * c-common.c (complete_array_type): Update to cope with VEC in
6533 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6534 (pp_c_constructor_elts): New function.
6535 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6536 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6537 struct constructor_stack, struct initializer_stack,
6538 constructor_elements, push_init_level, pop_init_level,
6539 add_pending_init, find_init_member, output_init_element): Update to
6540 cope with VEC in CONSTRUCTOR_ELTS.
6541 * coverage.c (build_fn_info_value, build_ctr_info_value,
6542 build_gcov_info): Likewise.
6543 * expr.c (categorize_ctor_elements_1, store_constructor,
6544 expand_expr_real_1): Likewise.
6545 * fold-const.c (fold_ternary): Likewise.
6546 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6547 gimplify_init_constructor, gimplify_expr): Likewise.
6548 * tree-dump.c (dequeue_and_dump): Likewise.
6549 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6551 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6553 * tree-sra.c (generate_element_init_1): Likewise.
6554 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6555 * tree-ssa-operands.c (get_expr_operands): Likewise.
6556 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6557 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6558 (get_initial_def_for_reduction): Likewise.
6559 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6560 value handle in annotations.
6561 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6562 tree_node_structure): Add support for constr_kind.
6563 (build_vector_from_ctor, build_constructor_single,
6564 build_constructor_from_list): New functions.
6565 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6566 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6567 Update to cope with VEC in CONSTRUCTOR_ELTS.
6568 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6569 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6570 CONSTRUCTOR_APPEND_ELT): New macros.
6571 (struct constructor_elt, struct tree_constructor): New data types.
6572 (union tree_node): Add tree_constructor field.
6573 * treestruct.def: Define TS_CONSTRUCTOR.
6574 * varasm.c (const_hash_1, compare_constant, copy_constant,
6575 compute_reloc_for_constant, output_addressed_constants,
6576 initializer_constant_valid_p, output_constant,
6577 array_size_for_constructor, output_constructor): Update to cope with
6578 VEC in CONSTRUCTOR_ELTS.
6579 * vec.h (VEC_empty, VEC_copy): New macros.
6581 2005-07-19 Devang Patel <dpatel@apple.com>
6583 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6585 2005-07-19 Richard Henderson <rth@redhat.com>
6588 * gimplify.c (gimplify_expr): Use main variant type for the temp
6589 destination for a discarded volatile read.
6590 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6591 casts between non-void types that change volatility.
6593 2005-07-15 DJ Delorie <dj@redhat.com>
6595 * toplev.h: Add comment about the first parameter for warning().
6596 * errors.h: Likewise.
6598 * c.opt (Wpragmas): New.
6599 * doc/invoke.texi: Document it.
6601 * function.c (do_warn_unused_parameter): Add warning control to
6603 * c-decl.c (warn_if_shadowing): Likewise.
6604 * c-lex.c (cb_def_pragma): Likewise.
6605 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6606 (pop_alignment): Likewise.
6607 (handle_pragma_pack): Likewise.
6608 (apply_pragma_weak): Likewise.
6609 (handle_pragma_weak): Likewise.
6610 (handle_pragma_redefine_extname): Likewise.
6611 (add_to_renaming_pragma_list): Likewise.
6612 (handle_pragma_extern_prefix): Likewise.
6613 (maybe_apply_renaming_pragma): Likewise.
6614 (handle_pragma_visibility): Likewise.
6616 * config/c4x/c4x-c.c (BAD): Likewise.
6617 (c4x_parse_pragma): Likewise.
6618 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6619 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6620 (rs6000_pragma_longcall): Likewise.
6621 * config/v850/v850-c.c (pop_data_area): Likewise.
6622 (ghs_pragma_section): Likewise.
6623 (ghs_pragma_section): Likewise.
6624 (ghs_pragma_interrupt): Likewise.
6625 (ghs_pragma_starttda): Likewise.
6626 (ghs_pragma_startsda): Likewise.
6627 (ghs_pragma_startzda): Likewise.
6628 (ghs_pragma_endtda): Likewise.
6629 (ghs_pragma_endsda): Likewise.
6630 (ghs_pragma_endzda): Likewise.
6632 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6633 Kenneth Zadeck <zadeck@naturalbridge.com>
6635 * Makefile.in: Removed tree-promote-statics.c
6636 * tree-promote-statics.c: Removed.
6637 * common.opt: Removed flag-promote-statics.
6639 * passes.c: Removed tree-promote-statics pass.
6640 * tree-pass.h: Ditto.
6641 * timevar.def: Removed TV_PROMOTE_STATICS.
6644 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6646 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6648 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6650 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6653 * c-common.c (check_function_arguments): Call
6654 'check_function_format' if either -Wformat or
6655 -Wmissing-format-attribute are specified.
6656 * c-format.c (check_function_format): Check -Wformat before
6657 calling 'check_format_info'.
6658 * c-opts.c (c_common_post_options): Don't warn for
6659 -Wmissing-format-attribute without -Wformat.
6660 * c-typeck.c (convert_for_assignment): Detect additional cases for
6661 -Wmissing-format-attribute.
6662 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6665 2005-07-19 Richard Guenther <rguenther@suse.de>
6667 * config/i386/i386.md (lrint<mode>2): Use temporary
6668 instead of clobbering non-existent memory.
6670 2005-07-19 Nick Clifton <nickc@redhat.com>
6672 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6673 statement to avoid displaying ASCII control characters.
6675 2005-07-19 Ben Elliston <bje@au.ibm.com>
6677 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6678 * cfganal.c (find_edge_index): Ditto.
6679 * combine.c (combine_instructions): Ditto.
6680 * ddg.c (create_scc): Ditto.
6681 (find_successors): Ditto.
6682 (find_predecessors): Ditto.
6683 (find_nodes_on_paths): Ditto.
6684 (longest_simple_path): Ditto.
6685 * flow.c (update_life_info): Ditto.
6686 (count_or_remove_death_notes): Ditto.
6687 (clear_log_links): Ditto.
6688 * modulo-sched.c (generate_reg_moves): Ditto.
6689 (find_max_asap): Ditto.
6690 (find_max_hv_min_mob): Ditto.
6691 (find_max_dv_min_mob): Ditto.
6692 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6693 * sched-rgn.c (extract_edgelst): Ditto.
6694 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6695 (dump_update_ssa): Ditto.
6696 (ssa_names_to_replace) Ditto.
6697 (switch_virtuals_to_full_rewrite): Ditto.
6698 (update_ssa): Ditto.
6699 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6701 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6703 Fix PR tree-optimization/22483
6705 * tree-complex.c (create_components): Use
6706 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6707 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6708 * tree-flow.h (safe_referenced_var_iterator): New structure.
6709 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6710 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6711 safe_referenced_var iterator.
6712 (add_type_alias): Ditto.
6714 2005-07-19 Steven Bosscher <stevenb@suse.de>
6716 * loop-init.c (rest_of_handle_loop2): Remove.
6717 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6718 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6719 (pass_rtl_loop_init, pass_rtl_loop_done,
6720 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6721 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6722 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6723 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6724 pass_tree_loop_done, and pass_tree_unswitch.
6725 (gate_loop): Rename to gate_tree_loop.
6726 * passes.c (init_optimization_passes): Update for renamed tree
6727 loop passes. Add the new loop2 passes as subpasses of loop2.
6728 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6729 Update for the renamed tree loop passes.
6731 2005-07-18 Ian Lance Taylor <ian@airs.com>
6734 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6735 blocks when optimizing.
6737 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6739 * common.opt (frename-registers): Initialize to 2.
6741 (fgcse-after-reload): Ditto.
6742 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6743 (process_options): Only change flag_web, flag_rename_registers,
6744 and flag_rerun_cse_after_loop if not explicitly set by user.
6746 2005-07-18 Jan Beulich <jbeulich@novell.com>
6748 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6749 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6750 in 64-bit mode the same as DImode in 32-bit mode.
6751 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6752 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6753 mode. Add new mode parameter.
6754 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6755 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6756 x86_64_shift_adj): New expanders.
6757 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6758 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6760 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6761 DImode shift splitters.
6762 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6763 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6766 2005-07-18 Jan Beulich <jbeulich@novell.com>
6768 * i386.md (movdi_extzv_1): New.
6769 (zero_extendhidi2): Combine alternatives and never force use of
6771 (zero_extendqidi2): Likewise. Don't restrict input selection.
6773 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6775 Fix PR tree-optimization/22531
6776 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6779 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6781 * tree-promote-statics.c (pass_promote_statics): Change dump file
6784 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6786 * tree-optimize.c (init_tree_optimization_passes): Add
6787 pass_eliminate_useless_stores pass.
6788 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6789 * tree-ssa-pre.c (is_copy_stmt): New function.
6790 (follow_copies_till_vuse): Ditto.
6791 (do_eustores): Ditto.
6792 (gate_eustores): Ditto.
6794 2005-07-16 Richard Henderson <rth@redhat.com>
6796 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6798 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6799 Kenneth Zadeck <zadeck@naturalbridge.com>
6801 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6802 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6803 ipa-type-escape.h, tree-promote-statics.c
6804 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6805 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6806 tree-promote-statics.c: new files.
6807 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6808 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6809 int nonlocal_set_p, mark_constant_function): Deleted.
6810 (rest_of_handle_cfg): Removed call to mark_constant_function.
6811 (nonoverlapping_component_refs_p): Added calls to support
6812 type based aliasing.
6813 * tree-ssa-alias.c (may_alias_p,
6814 compute_flow_insensitive_aliasing): Ditto.
6815 * calls.c (flags_from_decl_or_type): Removed reference to
6817 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6818 too many arguments. This is necessary for Spec 2000.
6819 * cgraph.h (const_function, pure_function): Removed.
6820 * common.opt: Added "fipa-pure-const", "fipa-reference",
6821 "fipa-type-escape", and "ftree-promote-static".
6823 * passes.c: Added ipa and tree-promote-statics passes.
6824 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6825 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6826 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6827 * tree-flow.h: Added exposed sra calls and addition of
6828 reference_vars_info field for FUNCTION_DECLS.
6829 * tree-pass.h: Added passes.
6830 * tree-sra.c: (sra_init_cache): New function.
6831 (sra_insert_before, sra_insert_after) Made public.
6832 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6834 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6835 aliasing. (may_alias_p): Added code to use type escape analysis to
6837 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6838 code to prune clobbers of static variables based on information
6839 produced in ipa-reference pass. Changed call clobbering so that
6840 statics are not marked as clobbered if the call does not clobber
6843 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6845 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6848 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6850 * doc/install.texi (*-*-solaris2*): Document recommended version
6851 of GNU binutils and mention GNU linker problem on Solaris 10.
6853 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6856 * c-decl.c (c_build_bitfield_integer_type): New function.
6857 (finish_struct): Call it.
6858 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6860 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6862 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6865 2005-07-16 Jan Hubicka <jh@suse.cz>
6867 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6868 (scale_bbs_frequencies_int): Watch roundoff errors.
6869 * predict.c (return_prediction): Initialize return_stmt.
6871 2005-07-16 Jan Hubicka <jh@suse.cz>
6873 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6874 after RTL profiling.
6876 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6879 * fold-const.c (build_range_check): Convert high/low to etype
6880 if we are only comparing against exp.
6882 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6884 Fix PR tree-optimization/22376
6885 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6887 (need_to_solve): New function.
6888 (compute_points_to_sets): Use it.
6890 2005-07-15 Jan Hubicka <jh@suse.cz>
6892 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6893 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6895 2005-07-15 Richard Guenther <rguenther@suse.de>
6897 * c-common.c (handle_flatten_attribute): New function.
6898 Add flatten function attribute.
6899 * doc/extend.texi: Document flatten function attribute.
6900 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6901 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6903 (cgraph_decide_inlining): Handle functions with flatten
6906 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6908 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6909 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6910 UNSPEC_XCHG, UNSPEC_AND): New.
6911 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6912 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6913 * config/rs6000/sync.md (FETCHOP): New code macro.
6914 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6916 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6917 (sync_compare_and_swap<mode>): Same.
6918 (sync_lock_test_and_set<mode>): Same.
6919 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6920 for QImode and HImode, and not PPC405.
6921 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6922 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6923 (sync_<fetchop>{si,di}_internal): New.
6924 (sync_nand{si,di}_internal): New.
6925 (sync_old_<fetchop>{si,di}_internal): New.
6926 (sync_old_nand{si,di}_internal): New
6927 (sync_new_<fetchop>{si,di}_internal): New.
6928 (sync_new_nand{si,di}_internal): New.
6929 (atomic_and{si,di}): New.
6930 (sync_new_nand{si,di}_internal): New.
6931 (atomic_and{si,di}): New.
6932 (sync_add<mode>_internal): Delete.
6933 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6934 (sync_sub<mode>_internal): Delte.
6935 (sync_subshort_internal): New.
6936 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6937 (sync_anddi_internal): Delete.
6938 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6939 (sync_booldi_internal): Delete.
6940 (sync_boolc<mode>_internal): Delete.
6941 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6942 (sync_boolc<mode>_internal2): Delete.
6943 (sync_boolcc<mode>_internal): Delete.
6944 (isync, lwsync): Use unspec instead of unspec_volatile.
6945 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6946 Revert UNSPEC_VOLATILE.
6947 (rs6000_split_atomic_op): New.
6948 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6950 2005-07-14 Eric Christopher <echristo@redhat.com>
6952 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6953 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6955 2005-07-14 Eric Christopher <echristo@redhat.com>
6957 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6959 2005-07-14 Steven Bosscher <stevenb@suse.de>
6961 PR tree-optimization/22230
6962 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6963 the computation of the four cross productions for "range op range".
6965 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6966 Ulrich Weigand <uweigand@de.ibm.com>
6969 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6972 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6974 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6976 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6978 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6980 2005-07-14 Richard Guenther <rguenther@suse.de>
6983 * config/i386/i386-protos.h (ix86_function_value): Change
6984 prototype to match new target hook.
6985 * config/i386/i386.c (ix86_value_regno): Change prototype
6986 to take extra type argument.
6987 (TARGET_FUNCTION_VALUE): Define.
6988 (ix86_function_ok_for_sibcall): Pass extra argument to
6989 ix86_value_regno, check return slot rtx for exact match.
6990 (ix86_function_value): Take extra parameter. Dispatch to
6991 ix86_value_regno with fndecl/fntype as provided.
6992 (ix86_value_regno): Handle extra type argument.
6993 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6995 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6996 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6997 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6998 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6999 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7001 2005-07-14 Richard Guenther <rguenther@suse.de>
7003 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7004 * calls.c (expand_call): Pass fntype to hard_function_value.
7005 (emit_library_call_value_1): Likewise.
7006 * explow.c: Include target.h.
7007 (hard_function_value): Take extra argument, the fntype.
7008 Use new target hook for function_value.
7009 * expr.h (hard_function_value): Change prototype.
7010 * function.c (aggregate_value_p): Pass 0 as fntype to
7011 hard_function_value.
7012 (assign_parms): Use new target hook for function_value.
7013 Pass 0 as fntype to hard_function_value.
7014 (expand_function_end): Likewise.
7015 * reg-stack.c: Include target.h.
7016 (stack_result): Use new target hook for function_value.
7017 * target-def.h: New target hook function_value.
7018 * target.h: Likewise.
7019 * targhooks.c (default_function_value): New function.
7020 * targhooks.h (default_function_value): Declare.
7022 2005-07-13 Ian Lance Taylor <ian@airs.com>
7024 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7026 2005-07-14 Jan Hubicka <jh@suse.cz>
7028 * tree-dfa.c (dump_variable): Use default_def function.
7029 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7030 * tree-ssa.c (verify_use): Likewise.
7031 * tree-ssanames.c (release_ssa_name): Likewise.
7032 * tree-tailcall.c (eliminate_tail_call): Likewise.
7033 (tree_optimize_tail_calls_1): Likewise.
7034 * tree-vrp.c (get_value_range): Likewise.
7036 2005-07-14 Ben Elliston <bje@au.ibm.com>
7038 * gcc.c (main): Compare language[0] with '*' when iterating over
7041 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7043 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7044 "s390_emit_compare". Add handling of CCZ1mode.
7045 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7046 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7048 (s390_branch_condition_mask): Add CCZ1mode handling.
7049 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7050 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7051 Use CCZ1mode instead of CCZmode.
7052 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7054 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7056 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7058 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7060 2005-07-13 Eric Christopher <echristo@redhat.com>
7062 * config/mips/mips.c (mips_canonicalize_comparison): New.
7063 (mips_emit_int_relational): Use.
7065 2005-07-13 Eric Christopher <echristo@redhat.com>
7067 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7069 * config/s390/s390.md: Include tpf.md. Move tpf specific
7071 * config/s390/tpf.md: To here.
7072 * config/s390/s390.opt: Move tpf specific options...
7073 * config/s390/tpf.opt: to here. Add mmain option.
7074 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7075 * config/s390/tpf.h: Rewrite.
7077 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7079 * doc/tm.texi: Remove @xref{Cross-profiling}.
7081 2005-07-13 Jeff Law <law@redhat.com>
7083 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7084 expressions, test their _DECL operands for pointer equality rather
7085 than using operand_equal_p.
7087 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7089 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7090 (TARGET_POSIX_IO): This.
7091 * config/darwin.h: Likewise.
7092 * config/freebsd.h: Likewise.
7093 * config/linux.h: Likewise.
7094 * config/lynx.h: Likewise.
7095 * config/netbsd.h: Likewise.
7096 * config/rs6000/linux64.h: Likewise.
7097 * config/rs6000/linux.h: Likewise.
7098 * config/s390/tpf.h: Likewise.
7099 * config/sh/embed-elf.h: Likewise.
7100 * config/sparc/linux64.h: Likewise.
7101 * config/sparc/linux.h: Likewise.
7102 * config/svr4.h: Likewise.
7103 * gcov-io.h: Likewise.
7105 * doc/tm.texi: Updated.
7107 * libgcov.c (create_file_directory): Defined only if
7108 TARGET_POSIX_IO is defined.
7109 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7112 2005-07-13 Jan Hubicka <jh@suse.cz>
7114 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7116 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7118 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7119 structure as argument.
7121 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7123 PR tree-optimization/21921
7124 * tree-iterator.c (tsi_link_before): Support the case when
7125 tsi_end_p (tsi) == true.
7127 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7129 PR tree-optimization/22442
7130 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7133 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7135 PR rtl-optimization/20376
7136 * toplev.c (process_options): Enable -fweb and -frename-registers when
7138 * doc/invoke.texi: Update the information about when -fweb and
7139 -frename-registers are enabled.
7141 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7144 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7145 if *rhs_p is not a SSA_NAME.
7147 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7149 Fix PR tree-optimization/22422
7150 * tree-ssa-structalias.c (struct variable_info): Add flag for
7152 (get_varinfo): Now a static function.
7153 (new_varinfo): init has_union and is_special_var to false.
7154 (solution_set_add): Check has_union.
7155 (do_da_constraint): Move temporary variable so it gets reset
7157 Also check for special variable.
7158 (do_ds_constraint): Ditto.
7159 (do_sd_constraint): Ditto.
7160 (do_structure_copy): Check for special variable.
7161 (find_func_aliases): Ditto.
7162 (init_base_vars): Set special vars properly.
7164 2005-07-13 Jan Hubicka <jh@suse.cz>
7166 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7169 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7170 (get_expr_operands): Fix thinko wrt flags and subvars.
7172 PR tree-optimize/22379
7173 * tree-inline.c (expand_call_inline): Do not output sorry in early
7176 2005-07-12 Dale Johannesen <dalej@apple.com>
7178 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7180 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7183 * host-linux.h: Include limits.h.
7185 2005-07-12 Dale Johannesen <dalej@apple.com>
7187 * expr.c (compress_float_constant): Add cost check.
7188 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7190 2005-07-12 Dale Johannesen <dalej@apple.com>
7192 * gcc.target/i386/compress-float-sse.c: New.
7193 * gcc.target/i386/compress-float-sse-pic.c: New.
7194 * gcc.target/i386/compress-float-387.c: New.
7195 * gcc.target/i386/compress-float-387-pic.c: New.
7196 * gcc.dg/compress-float-ppc.c: New.
7197 * gcc.dg/compress-float-ppc-pic.c: New.
7199 2005-07-12 Eric Christopher <echristo@redhat.com>
7201 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7203 * config/s390/s390.md: Include tpf.md. Move tpf specific
7205 * config/s390/tpf.md: To here.
7206 * config/s390/s390.opt: Move tpf specific options...
7207 * config/s390/tpf.opt: to here. Add mmain option.
7208 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7209 * config/s390/tpf.h: Rewrite.
7211 2005-07-12 Eric Christopher <echristo@redhat.com>
7213 * gcc.c (struct infile): Update comment for language.
7214 (main): Rewrite input file resetting code.
7216 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7219 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7220 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7221 (lookup_avail_expr): Use constant_boolean_node instead
7222 of boolean_false_node/boolean_true_node.
7224 2005-07-12 Ben Elliston <bje@au.ibm.com>
7226 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7227 and use it when printing num_edges.
7229 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7231 * doc/extend.texi (Blackfin Built-in Functions): New section.
7232 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7235 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7237 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7238 s/cmpstrsi/cmpstrnsi
7239 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7241 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7242 (init_optabs): Initialize cmpstrn_optab.
7243 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7244 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7245 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7246 * config/i386/i386.md: s/cmpstr/cmpstrn
7247 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7248 * doc/md.texi: Update documentation.
7250 2005-07-11 Richard Henderson <rth@redhat.com>
7252 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7253 build_va_arg_indirect_ref.
7254 (alpha_gimplify_va_arg): Likewise.
7255 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7256 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7257 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7258 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7259 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7260 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7262 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7264 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7266 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7267 * passes.c (init_optimization_passes): Add pass_empty_loop.
7268 * tree-pass.h (pass_empty_loop): Declare.
7269 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7270 try_remove_empty_loop, remove_empty_loops): New functions.
7271 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7272 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7274 2005-07-12 Peter Barada <peter@the-baradas.com>
7278 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7279 in address registers.
7280 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7281 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7282 alternative of addsi3_5200.
7284 2005-07-11 Ian Lance Taylor <ian@airs.com>
7286 * config/mips/mips.md (ffs<mode>2): Remove.
7288 2005-07-11 Ian Lance Taylor <ian@airs.com>
7290 * doc/tree-ssa.texi (Cleanups): Improve description of
7292 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7294 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7296 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7297 * tree.h (DECL_ARGUMENT_FLD): New macro.
7299 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7301 Fix PR tree-optimization/22404
7303 * tree-ssa-structalias.c (create_variable_info_for): Use
7306 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7308 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7309 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7310 for second comparison operand.
7311 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7313 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7314 (define_insn_reservation "alu"): Likewise.
7315 (csync, ssync): Now of type sync.
7316 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7317 -mcsync-anomaly -mspecld-anomaly.
7318 * config/bfin/bfin.opt (mcsync): Remove.
7319 (mcsync-anomaly, mspecld-anomaly): Add.
7320 * config/bfin/bfin.c: Include "insn-codes.h".
7321 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7322 (TARGET_DEFAULT_TARGET_FLAGS): New.
7323 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7325 2005-07-11 Steven Bosscher <stevenb@suse.de>
7327 * basic-block.h: Give the BB flags enum a name, bb_flags.
7328 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7329 * cfgcleanup.c (enum bb_flags): Remove here.
7330 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7331 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7332 (update_forwarder_flag): Likewise.
7333 (thread_jump): Likewise.
7334 (try_forward_edges): Likewise.
7335 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7336 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7337 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7339 2005-07-11 Richard Guenther <rguenther@suse.de>
7341 * config/i386/i386.opt: New target option -msseregparm.
7342 * config/i386/i386.c (override_options): Error out for
7343 -msseregparm but no SSE support.
7344 (ix86_function_sseregparm): Check for global sseregparm.
7345 * doc/invoke.texi: Document -msseregparm.
7347 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7349 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7350 (m32rle-*-linux*): Ditto.
7352 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7354 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7355 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7358 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7362 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7363 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7365 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7367 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7368 (varmap): Heapify varmap.
7369 (constraints): Heapify constraints.
7370 (struct constraint_graph): Heapify succs and preds.
7371 (constraint_vec_find): Update for heapification.
7372 (constraint_set_union): Ditto.
7373 (insert_into_complex): Ditto.
7374 (constraint_edge_vec_find): Ditto.
7375 (erase_graph_self_edge): Ditto.
7376 (add_graph_edge): Ditto.
7377 (get_graph_weights): Ditto.
7378 (merge_graph_nodes): Ditto.
7379 (build_constraint_graph): Ditto.
7380 (topo_visit): Ditto.
7381 (solve_graph): Ditto.
7382 (create_variable_info_for): Ditto.
7383 (init_base_vars): Ditto.
7384 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7385 (condese_varmap_nodes): Free complex vector.
7386 (clear_edges_for_node): Clear succs and preds vector.
7388 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7390 * tree-ssa-structalias.c (update_alias_info): Change counting of
7391 references to not include vdefs.
7393 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7395 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7398 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7400 * pa.c (pa_commutative_p): Make PLUS commutative when
7401 TARGET_NO_SPACE_REGS is true.
7403 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7405 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7406 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7407 * tree-dfa.c (dump_subvars_for): New.
7408 (debug_subvars_for): New.
7409 (dump_variable): Show subvariables if VAR has them.
7410 * tree-flow-inline.h (get_subvar_at): New.
7411 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7412 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7414 (struct subvar): Change fields offset and size to unsigned
7416 (dump_subvars_for): Declare.
7417 (debug_subvars_for): Declare.
7418 (get_subvar_at): Declare.
7419 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7420 to unsigned HOST_WIDE_INT *.
7421 (overlap_subvar): Likewise.
7422 * tree-gimple.c (is_gimple_reg): Always return false for
7423 SFTs and memory tags.
7424 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7426 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7427 (compute_may_aliases): Call compute_points_to_sets.
7428 (collect_points_to_info_for): Remove.
7429 (compute_points_to_and_addr_escape): Remove.
7430 (delete_alias_info): Call delete_points_to_sets.
7431 (compute_flow_sensitive_aliasing): If the call to
7432 find_what_p_points_to returns false, call set_pt_anything.
7433 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7434 (set_pt_anything): Clear pi->pt_vars.
7435 (set_pt_malloc): Remove.
7436 (merge_pointed_to_info): Remove.
7437 (add_pointed_to_expr): Remove.
7438 (add_pointed_to_var): Remove.
7439 (collect_points_to_info_r): Remove.
7440 (is_escape_site): Make extern.
7442 (create_overlap_variables_for): Call it.
7443 * tree-ssa-copy.c (merge_alias_info): Never merge
7444 flow-sensitive alias information.
7445 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7446 offset and size to be unsigned HOST_WIDE_INT.
7447 (add_to_addressable_set): Rename from note_addressable.
7448 Set TREE_ADDRESSABLE as the variables are added to the set.
7450 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7451 operands into VUSEs when adding V_MAY_DEFs for members in an
7453 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7454 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7455 (struct variable_info): Add bitfield is_heap_var.
7456 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7457 (new_var_info): Initialize is_heap_var.
7458 (get_constraint_for): Add HEAP variables to the symbol table.
7459 Mark them with is_heap_var.
7460 (update_alias_info): New. Taken mostly from the old
7461 compute_points_to_and_addr_escape.
7462 (handle_ptr_arith): New.
7463 (find_func_aliases): Call update_alias_info.
7464 Call handle_ptr_info for tcc_binary expressions.
7465 Call mark_stmt_modified.
7466 (create_variable_info_for): If DECL has subvars, do not create
7467 variables for its subvars. Always add all the fields.
7468 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7469 SFTs, then add all the SFTs of the structure.
7470 If VI->DECL is an aggregate with subvariables, add the SFT at
7472 (find_what_p_points_to): If VI is an artificial variable,
7473 translate to bitfields in SSA_NAME_PTR_INFO.
7474 If the solution is empty, set pi->pt_vars to NULL
7475 (init_base_vars): Create ANYOFFSET.
7476 (compute_points_to_sets): Rename from create_alias_vars.
7478 (pass_build_pta): Remove.
7479 (delete_points_to_sets): Rename from delete_alias_vars.
7480 (pass_del_pta): Remove.
7481 * tree-ssa-structalias.h (struct alias_info): Move from
7483 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7484 NUM_REFERENCES_SET): Likewise.
7485 (compute_points_to_sets, delete_points_to_sets): Declare.
7487 2005-07-09 Richard Henderson <rth@redhat.com>
7489 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7490 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7491 alpha_split_lock_test_and_set_12): New functions.
7492 * config/alpha/alpha-protos.h: Update.
7493 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7494 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7495 * config/alpha/sync.md (I12MODE): New.
7496 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7497 (sync_<fetchop_name><I48MODE>): Likewise.
7498 (sync_nand<I48MODE>): Likewise.
7499 (sync_old_<fetchop_name><I48MODE>): Likewise.
7500 (sync_new_<fetchop_name><I48MODE>): Likewise.
7501 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7502 (sync_compare_and_swap<I48MODE>): Likewise.
7503 (sync_lock_test_and_set<I48MODE>): Likewise.
7504 (sync_compare_and_swap<I12MODE>): New.
7505 (sync_compare_and_swap<I12MODE>_1): New.
7506 (sync_lock_test_and_set<I12MODE>): New.
7507 (sync_lock_test_and_set<I12MODE>_1): New.
7509 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7513 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7515 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7517 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7518 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7520 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7523 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7525 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7527 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7528 memory_operand constraint.
7529 (store_conditional_<mode>): Same.
7530 (sync_compare_and_swap<mode>): Same.
7531 (sync_lock_test_and_set<mode>): Same.
7533 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7535 Rewrite PIC support to more closely model actual instructions.
7536 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7537 (cris_symbol): Remove prototypes for removed functions.
7538 (cris_pic_symbol_type_of, cris_valid_pic_const)
7539 (cris_expand_pic_call_address): Prototypes for new functions.
7540 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7542 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7544 <case ':'>: Add case for new punctuation character.
7545 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7546 emitting (extra) PIC modifier.
7547 <case UNSPEC>: Do not assert for PLT.
7548 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7549 (cris_expand_prologue, cris_expand_epilogue): Check
7550 for pic_offset_table_rtx usage instead of taking
7551 current_function_uses_pic_offset_table as the final word.
7552 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7553 Remove flag_pic difference.
7554 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7555 the moral equivalents of...
7556 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7558 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7559 (cris_handle_option): Mark ARG as unused.
7560 (cris_expand_pic_call_address): New worker function for "call",
7562 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7563 output PIC constructs here.
7564 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7565 as symbol-specific modifers, not whole or part of operands.
7566 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7567 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7568 constants and flag_pic.
7569 (CONSTANT_INDEX_P): Adjust for new functions.
7570 (enum cris_pic_symbol_type): New helper type.
7571 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7572 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7573 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7575 ("movsi"): Emit actual instructions for GOT and relative access.
7576 ("*movsi_got_load"): New pattern to set up the register holding
7578 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7579 Adjust FIXME for 'S'.
7580 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7581 Use "movs" for -fpic cases.
7582 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7583 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7584 ("call", "call_value"): Just call cris_expand_pic_call_address for
7586 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7587 Remove special pattern.
7588 ("*expanded_call_side", "*expanded_call_value_side"): New
7590 (gotplt-to-plt, gotplt-to-plt-side-call)
7591 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7593 * config/cris/cris/predicates.md
7594 ("cris_general_operand_or_gotless_symbol"): Remove unused
7596 ("cris_general_operand_or_symbol"): Adjust for new functions.
7598 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7600 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7602 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7604 * Makefile.in (TREE_H): Add treestruct.def.
7605 (c-decl.o): Add pointer-set.h
7606 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7607 visibility on regular DECL's.
7608 (merge_decls): Fix the copying of decl nodes of various types for
7609 the new structures. Don't update RTL, section name, weak status,
7610 etc, on DECL's without RTL.
7611 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7612 Don't check volatile on non-variable types.
7613 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7614 to check whether we have seen arguments.
7615 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7616 flag is checked before field (flag is common, field is not).
7617 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7618 TS_DECL_COMMON could have an origin.
7619 (add_location_or_const_value_attribute): Don't check section name
7620 on non-var/function decls.
7621 (dwarf2out_var_location): Reverse order of tests.
7622 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7623 with DECL_WRTL_CHECK.
7624 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7625 * fold-const.c (fold_binary): Don't check weakness on
7626 non-var/function decls.
7627 (tree_expr_nonzero_p): Ditto.
7628 (fold_checksum_tree): Use tree_decl_extra as sizeof
7630 * ggc-page.c (extra_order_size_table): Add sizes for
7631 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7633 * gimplify.c (gimplify_bind_expr): Only set
7634 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7635 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7637 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7638 * langhooks.h (init_ts). New langhook.
7639 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7640 * print-tree.c (print_node): Update to only print fields that
7641 exist in the structures the passed decl has.
7642 * toplev.c (wrapup_global_declarations): Don't reset
7643 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7644 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7645 * tree-inline.c (remap_decl): Ditto.
7646 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7647 * tree-pretty-print.c (print_declaration): Don't print
7648 DECL_REGISTER on things that don't contain it.
7649 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7650 non-var/function decls.
7651 * tree.c (tree_contains_struct): New structure.
7652 (init_priority_for_decl): New hashtable.
7653 (tree_int_map): New structure.
7654 (tree_int_map_eq): New function.
7655 (tree_int_map_marked_p): Ditto.
7656 (tree_int_map_hash): Ditto.
7657 (tree_map): Move to tree.h.
7658 (tree_map_eq): Externalize.
7659 (tree_map_hash): Ditto.
7660 (tree_map_marked_p): Ditto.
7661 (init_ttree): Set up tree_contains_struct and call langhook.
7662 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7663 (tree_code_size): Update for new structures.
7664 (tree_node_structure): Update for new structures.
7665 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7667 (copy_node_stat): Copy init priority.
7668 (build_decl_stat): Ditto for visibility.
7669 (ts_enum_names): New.
7670 (tree_contains_struct_check_failed): New function.
7671 (decl_init_priority_lookup): Ditto.
7672 (decl_init_priority_insert): Ditto.
7673 * treestruct.def: New file.
7674 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7675 (CONTAINS_STRUCT_CHECK): Ditto.
7676 (tree_contains_struct_check_failed): New prototype.
7677 (DECL_CHECK): Removed.
7678 (DECL_MINIMAL_CHECK): New.
7679 (DECL_COMMON_CHECK): Ditto.
7680 (DECL_WRTL_CHECK): Ditto.
7681 (DECL_NON_COMMON_CHECK): Ditto.
7682 (DECL_WITH_VIS_CHECK): Ditto.
7683 (VAR_OR_FUNCTION_DECL_P): Ditto
7684 (struct tree_decl_minimal): New structure.
7685 (struct tree_decl_common): Ditto.
7686 (struct tree_decl_with_rtl): Ditto.
7687 (struct tree_decl_with_vis): Ditto.
7688 (struct tree_decl_non_common): Ditto.
7689 (struct tree_field_decl): Ditto.
7690 (struct tree_parm_decl): Ditto.
7691 (struct tree_var_decl): Ditto.
7692 (struct tree_function_decl): Ditto.
7693 (struct tree_const_decl): Ditto.
7694 (struct tree_result_decl): Ditto.
7695 (union tree_node): Add new structures.
7696 * var-tracking.c (track_expr_p): Reverse order of tests.
7698 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7700 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7702 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7703 * system.h: Poison FINALIZE_PIC.
7704 * doc/tm.texi (FINALIZE_PIC): Remove.
7706 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7709 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7710 to the correct type if we have a MODIFY_EXPR.
7712 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7714 PR tree-optimization/22360
7715 * tree.c (upper_bound_in_type): Fix calculations for casting
7716 to a non-wider signed type and casting a signed value to a
7717 wider unsigned type.
7718 (lower_bound_in_type): Fix calculations for casting to a
7719 non-wider signed type.
7721 PR tree-optimization/20139
7722 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7724 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7725 fold_cond_expr_cond.
7726 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7727 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7729 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7732 * tree-complex.c (expand_complex_libcall): Produce
7733 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7735 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7737 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7738 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7739 b" assert and inserted fastpath code for this case.
7740 (bitmap_ior): Removed "a != b" assert.
7742 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7744 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7745 (ENDFILE_SPEC): Likewise.
7746 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7748 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7749 a large stack frame at epilogue.
7751 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7753 * final.c: Include sdbout.h when required.
7755 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7757 * config.gcc (*-*-darwin*): Only one target-specific header file
7759 (powerpc-*-darwin*): Add version-specific header files.
7760 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7761 * config.in: Regenerate.
7762 * configure: Regenerate.
7763 * gcc.c: Include xregex.h.
7764 (version_compare_spec_function): New.
7765 (spec_function): Add version-compare.
7766 (replace_outfile_spec_function): Reformat comment.
7767 (compare_version_strings): New.
7768 * config/darwin-c.c (version_as_macro): New.
7769 (builtin_define): New.
7770 (darwin_cpp_builtins): New.
7771 * config/darwin-protos.h (darwin_cpp_builtins): New.
7772 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7773 (LIB_SPEC): Make unconditional, update comment.
7774 (TARGET_C99_FUNCTIONS): Define.
7775 * config/darwin.opt: Sort.
7776 (mmacosx-version-min=): New.
7777 * config/darwin7.h: Delete.
7778 * config/darwin8.h: Delete.
7779 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7780 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7781 (TARGET_C99_FUNCTIONS): Define.
7782 * config/rs6000/darwin7.h: New.
7783 * config/rs6000/darwin8.h: New.
7784 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7785 (-mmacosx-version-min): Document.
7787 2005-07-07 Ian Lance Taylor <ian@airs.com>
7789 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7791 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7794 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7796 2005-07-07 Khem Raj <kraj@mvista.com>
7798 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7799 in bytes, not words.
7801 2005-07-07 Paul Brook <paul@codesourcery.com>
7803 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7804 DEFAULT_FUNCTION_ARG_PADDING to upward.
7806 2005-07-07 Richard Henderson <rth@redhat.com>
7808 * function.c (locate_and_pad_parm): Record parameter alignment in
7809 stack_alignment_needed.
7811 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7813 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7814 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7815 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7816 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7817 (define_attr "type"): Add isync, sync, load_l, store_c.
7818 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7819 Create scratch volatile MEM.
7820 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7822 (load_locked_<mode>): New.
7823 (store_conditional_<mode>): New.
7824 (sync_compare_and_swap<mode>): Replace with splitter.
7825 (sync_lock_test_and_set<mode>): Replace with splitter.
7826 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7828 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7829 is ics. Attribute isync.
7830 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7832 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7833 and UNSPECV_SYNC_OP.
7834 (emit_unlikely_jump): New.
7835 (emit_load_locked): New.
7836 (emit_store_conditional): New.
7837 (rs6000_split_compare_and_swap): New.
7838 (rs6000_split_lock_test_and_set): New.
7839 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7840 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7841 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7842 rs6000_split_lock_test_and_set): Declare.
7843 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7844 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7845 store_c, isync, sync.
7847 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7849 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7850 filenames to gtyp-gen.h.
7851 (s-typ-gen): Use it in place of for loops.
7853 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7855 * hooks.c (hook_bool_rtx_int_false): New function.
7856 * hooks.h (hook_bool_rtx_int_false): Declare.
7857 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7858 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7859 * target.h (struct gcc_target): Add commutative_p member.
7860 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7861 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7862 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7863 (pa_commutative_p): New function.
7864 * jump.c (target.h): Include.
7865 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7866 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7868 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7870 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7871 (s390_expand_setmem): New.
7872 * config/s390/s390.c: Likewise.
7873 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7875 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7876 general_operand. Call new function "s390_expand_setmem".
7877 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7878 ("setmem_long", "*setmem_long"): ... this.
7880 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7882 * config/s390/s390.c: (optimization_options): Enable
7883 TARGET_MVCLE at -Os.
7884 * doc/invoke.texi: Document changes in default behaviour.
7885 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7887 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7889 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7890 defined by back-end.
7892 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7894 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7895 all sets in the pattern.
7896 * config/rs6000/rs6000.md (stack_protect_testsi,
7897 stack_protect_testdi): Likewise.
7899 2005-07-06 Jeff Law <law@redhat.com>
7901 * tree-vrp.c (simplify_using_ranges): Kill.
7902 (vrp_finalize): Remove call to simplify_using_ranges.
7903 (simplify_stmt_using_ranges): New function extracted from
7904 simplify_using_ranges.
7905 (simplify_div_or_mod_using_ranges): Likewise.
7906 (simplify_abs_using_ranges): Likewise.
7907 (simplify_cond_using_ranges): New function.
7908 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7909 * tree-ssa-propagate.c (substitute_and_fold): Call
7910 simplify_stmt_using_ranges if we have range information.
7912 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7914 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7915 ia64_flag_schedule_isns2.
7917 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7918 reading/writing general registers.
7919 (ia64_function_arg): Revert 2005-06-18 change.
7921 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7923 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7924 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7926 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7928 * function.c (expand_function_end): Revert part of 2005-06-27
7929 patch. Do sjlj_emit_function_exit_after after return_label.
7931 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7933 * doc/install.texi (--disable-libssp): New.
7935 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7937 * doc/invoke.texi: Update -fforce-mem documentation.
7938 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7939 code for -fforce-mem.
7940 * expmed.c: (store_bit_field,store_fixed_bit_field,
7941 extract_bit_field): Ditto.
7942 * expr.c: (convert_move): Ditto.
7943 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7944 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7945 emit_conditional_add,expand_float,expand_fix): Ditto.
7946 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7947 (common_handle_option): Issue warning when -fforce-mem specified.
7949 2005-07-06 Paul Brook <paul@codesourcery.com>
7951 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7953 * configure: Regenerate.
7955 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7957 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7959 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7961 Fix PR tree-optimization/22319
7962 Fix PR tree-optimization/22140
7963 Fix PR tree-optimization/22310
7965 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7966 variable sized types.
7967 Use correct type for intermediate structure on *a = *b structure
7970 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7972 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7974 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7975 (machine_function): Move typedef to...
7976 * config/rs6000/rs6000.c (machine_function): ... here. Add
7977 varargs_save_offset field.
7978 (rs6000_stack_t): Remove varargs_size field.
7979 (setup_incoming_varargs): Allocate varargs save area using
7980 assign_stack_local, try to make it as small as possible.
7981 Save offset from virtual_stack_vars_rtx to the save area
7982 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7983 instead of magic 8 when fp word byte size is used.
7984 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7985 instead of -RS6000_VARARGS_SIZE.
7986 (rs6000_stack_info, debug_stack_info,
7987 rs6000_initial_elimination_offset): Remove all traces of
7989 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7990 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7991 RS6000_VARARGS_AREA.
7993 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7995 PR tree-optimization/21963
7996 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7997 constant_multiple_of in the same way get_computation_cost_at does.
7999 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8001 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8002 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8003 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8004 and return its previous value.
8005 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8006 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8008 (stack_protect_set, stack_protect_test): New expanders.
8009 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8010 stack_protect_testdi): New insns.
8011 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8012 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8014 2005-07-06 Jeff Law <law@redhat.com>
8016 * tree-ssa-dce.c (cfg_altered): New global.
8017 (tree_dce_init): Initialize cfg_altered.
8018 (remove_dead_stmt): If we remove an edge in the CFG, then set
8020 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8023 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8025 * Makefile.in (stamp-collect-ld): Use
8026 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8027 ./collect-ld if it already exists.
8028 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8029 Don't remove ./nm if it already exists.
8031 2005-07-05 Devang Patel <dpatel@apple.com>
8033 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8034 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8035 * tree-vectorizer.c (vect_loop_location): New.
8036 (vect_print_dump_info): Use vect_loop_location.
8037 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8038 (vectorize_loops): Set vect_loop_location.
8039 * tree-vect-analyze.c (vect_analyze_offset_expr,
8040 vect_determin_vectorization_factor, vect_analyze_operations,
8041 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8042 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8043 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8044 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8045 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8046 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8047 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8048 vect_analyze_loop): Adjust vect_print_dump_info API.
8049 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8050 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8051 vect_finish_stmt_generation, vectorizable_assignment,
8052 vectorizable_operation, vectorizable_store, vectorizable_load,
8053 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8054 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8055 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8056 vect_transform_loop): Same.
8057 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8058 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8061 2005-07-05 Randolph Chung <tausq@debian.org>
8063 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8064 * configure: Regenerate.
8065 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8066 (pa_tls_referenced_p): Declare.
8067 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8068 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8069 (legitimize_tls_address): New.
8070 (hppa_legitimize_address): Handle TLS addresses.
8071 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8072 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8073 (emit_move_sequence): Handle TLS addresses.
8074 (pa_encode_section_info): Call default handler to handle common
8076 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8077 (CONSTANT_ADDRESS_P): Reject TLS operands.
8078 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8079 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8080 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8081 (UNSPEC_TLSLE): Define new constants.
8082 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8083 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8084 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8085 (tie_symbolic_operand, tle_symbolic_operand): New
8087 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8089 * aclocal.m4: Update macros for autoconf 2.59 style.
8090 * configure.ac: Likewise.
8092 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8094 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8095 (function_arg): Pass small aggregates in general registers on 32-bit
8097 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8099 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8101 * Makefile.in (final.o): Fix dependencies.
8103 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8107 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8108 * langhooks.c (lhd_expr_to_decl): New.
8109 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8111 (LANG_HOOKS_INITIALIZER): Update.
8112 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8113 expr_to_decl langhook.
8114 * c-tree.h (c_expr_to_decl): Declare.
8115 * c-typeck.c (c_expr_to_decl): New.
8116 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8118 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8120 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8123 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8124 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8126 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8128 * Makefile.in: Adjust dependencies.
8129 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8130 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8131 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8132 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8133 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8134 rest_of_compilation.
8136 * bb-reorder.c (gate_duplicate_computed_gotos,
8137 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8138 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8139 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8140 pass_partition_blocks): New.
8141 * bt-load.c (gate_handle_branch_target_load_optimize,
8142 rest_of_handle_branch_target_load_optimize,
8143 pass_branch_target_load_optimize): New.
8144 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8146 * cfglayout.c (pass_insn_locators_initialize): New.
8147 * cfgrtl.c (pass_free_cfg): New.
8148 * combine.c (gate_handle_combine, rest_of_handle_combine,
8150 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8151 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8152 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8153 * except.c (pass_set_nothrow_function_flags,
8154 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8156 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8157 rest_of_handle_shorten_branches, pass_shorten_branches,
8158 rest_of_clean_state, pass_clean_state): New.
8159 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8160 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8161 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8163 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8164 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8165 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8166 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8168 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8169 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8170 pass_rtl_ifcvt, gate_handle_if_after_combine,
8171 rest_of_handle_if_after_combine, pass_if_after_combine,
8172 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8173 pass_if_after_reload): New.
8174 * integrate.c (pass_initial_value_sets): New.
8175 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8176 pass_purge_lineno_notes): New.
8177 * mode-switching.c (rest_of_handle_mode_switching,
8178 pass_mode_switching): New.
8179 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8180 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8182 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8183 pass_loop_optimize): New.
8184 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8186 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8188 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8189 pass_postreload_cse): New.
8190 * profile.c (gate_handle_profiling, pass_profiling,
8191 rest_of_handle_branch_prob, pass_branch_prob): New.
8192 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8193 pass_split_before_regstack, gate_handle_split_before_regstack,
8194 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8195 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8196 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8197 pass_stack_regs): New.
8198 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8199 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8200 pass_stack_adjustments): New.
8201 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8202 pass_regrename): New.
8203 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8204 pass_delay_slots, gate_handle_machine_reorg,
8205 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8206 * rtl.h (extern void purge_line_number_notes): New.
8207 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8208 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8210 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8212 * value-prof.c (gate_handle_value_profile_transformations,
8213 rest_of_handle_value_profile_transformations,
8214 pass_value_profile_transformations): New.
8215 * var-tracking.c (gate_handle_var_tracking,
8216 pass_variable_tracking): New.
8217 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8219 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8220 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8221 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8222 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8223 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8224 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8225 rest_of_handle_gcse2, rest_of_handle_regmove,
8226 rest_of_handle_tracer, rest_of_handle_if_conversion,
8227 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8228 rest_of_handle_web, rest_of_handle_branch_prob,
8229 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8230 rest_of_handle_jump_bypass, rest_of_handle_combine,
8231 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8232 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8233 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8234 rest_of_handle_mode_switching, rest_of_handle_jump,
8235 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8236 rest_of_handle_flow2, rest_of_handle_jump2,
8237 rest_of_handle_peephole2, rest_of_handle_postreload,
8238 rest_of_handle_shorten_branches, rest_of_clean_state,
8239 rest_of_compilation): Remove.
8241 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8242 * passes.c (dump_flags, in_gimple_form, all_passes,
8243 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8244 register_dump_files, next_pass_1, last_verified, execute_todo,
8245 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8246 from tree-optimize.c.
8247 (init_optimization_passes): Moved from tree-optimize.c,
8248 adding the RTL optimizations.
8249 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8250 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8251 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8252 register_dump_files, next_pass_1, last_verified, execute_todo,
8253 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8254 init_tree_optimization_passes, ipa_passes): Delete.
8255 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8257 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8258 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8260 (ipa_passes): Remove.
8261 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8262 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8263 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8264 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8265 (dump_info_p, dump_flag): Moved to tree-dump.h.
8267 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8269 * passes.c (finish_optimization_passes): Use dump_begin
8270 and dump_end, TDI_end.
8271 (gate_rest_of_compilation): New.
8272 (pass_rest_of_compilation): Use it.
8273 (gate_postreload, pass_postreload): New.
8274 * toplev.c (general_init): Rename init_tree_optimization_passes.
8275 * toplev.h (init_tree_optimization_passes): Rename to
8276 init_optimizations_passes.
8277 * tree-dump.c (dump_flag): Make static.
8278 (dump_files): Remove RTL dumps.
8279 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8280 pass_cleanup_cfg, pass_free_cfg_annotations,
8281 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8282 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8283 * tree-pretty-print.c: Include tree-pass.h.
8284 * cgraph.c: Include tree-dump.h.
8286 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8288 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8289 Only fall back to saying it points to readonly memory if
8292 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8294 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8295 * config/m32r/m32r.c (m32r_compute_frame_size,
8296 m32r_expand_prologue): Take current_function_profile into
8297 account whenever we reference
8298 current_function_uses_pic_offset_table.
8299 (m32r_finalize_pic): Remove.
8300 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8302 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8304 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8305 instead of $<. Don't remove ./as if it already exists.
8307 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8310 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8311 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8312 for complex modes when generating code for PA 1.0.
8313 (VALID_FP_MODE_P): New macro.
8314 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8315 sets for all general and floating point modes. Align wide floating
8316 point modes to even register boundaries to comply with architectural
8318 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8319 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8320 (VALID_FP_MODE_P): New macro.
8321 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8322 sets for all general and floating point modes. Align wide floating
8323 point modes to even register boundaries to comply with architectural
8326 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8328 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8331 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8333 * tree-ssa-structalias.c: Don't include expr.h.
8335 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8337 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8340 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8342 Fix PR tree-optimization/22279
8344 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8347 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8349 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8351 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8353 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8354 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8355 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8356 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8357 config/stormy16/stormy16.c, config/v850/v850.c,
8358 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8359 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8360 Avoid "." or "\n" at end of diagnostics and capital letters at
8361 start of diagnostics.
8362 * combine.c, cse.c: Don't translate dump file output.
8363 * toplev.c (print_version): Only translate output if going to
8366 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8368 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8369 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8372 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8374 * pa.c (fix_range): Fix typo in comment.
8376 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8378 * tree-vrp.c (extract_range_from_assert): Replace
8379 fold (build (...)) with fold_build2.
8381 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8383 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8384 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8385 (format_types_orig, handle_format_attribute): Add support for
8388 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8390 * varasm.c (assemble_variable): Fix format specifier thinko.
8392 2005-07-03 Ira Rosen <irar@il.ibm.com>
8394 PR tree-optimization/22029 (and 22135)
8395 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8396 a phi node before calling dump_vops.
8398 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8400 * tree-dump.h (dump_string_field): Declare.
8401 * tree-dump.c: Use it instead of dump_string.
8402 (dump_string_field): Make non-static.
8404 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8406 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8407 up the minimal CFG stuff always when optimize > 0. Call
8408 split_all_insns_noflow in PIC case if needed.
8410 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8411 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8414 * c-decl.c (c_write_global_declarations): Dump contents of
8416 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8417 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8418 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8419 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8422 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8424 * c-common.h (GCC_DIAG_STYLE): Define.
8425 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8426 version for format checking to 4.1.
8427 * c-format.c: Include toplev.h after c-common.h.
8428 (enum format_type): Add gcc_tdiag_format_type.
8429 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8430 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8431 (format_types_orig): Add gcc_tdiag.
8432 (init_dynamic_diag_info): Support gcc_tdiag formats.
8433 (handle_format_attribute): Likewise.
8434 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8435 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8436 version for format checking to 4.1.
8437 (warning0, warning, error, pedwarn, sorry): Use
8439 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8440 (finish_aliases_1): Do not use %qE.
8441 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8442 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8443 Correct format bugs.
8444 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8445 parameter to unsigned HOST_WIDE_INT.
8446 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8448 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8451 * expr.c (write_complex_part): Use adjust_address for MEM.
8452 (read_complex_part): Same.
8454 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8456 Fix PR tree-optimization/22280
8458 * tree-sra.c (generate_element_init): Remove useless loop.
8460 2005-07-02 Richard Henderson <rth@redhat.com>
8462 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8464 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8466 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8469 * fold-const.c (fold_binary): Handle the return value of
8470 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8471 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8473 2005-07-02 Jeff Law <law@redhat.com>
8475 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8476 a eliminate type conversion which feeds an equality comparison
8477 if the original type or either operand in the comparison is a
8480 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8482 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8483 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8485 * config/avr/avr.c: Do not use '`' as left quote.
8486 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8487 Remove "." from end of diagnostics. Make diagnostics start with
8490 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8491 Joseph S. Myers <joseph@codesourcery.com>
8493 * toplev.c (default_tree_printer): Handle setting location with
8495 * c-objc.common.c (c_tree_printer): Likewise.
8496 * c-format.c (gcc_diag_flag_specs): Add '+'.
8497 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8498 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8500 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8501 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8502 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8503 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8504 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8505 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8506 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8507 format arguments where %J is used without %D.
8509 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8511 * gcc.c (LINK_SSP_SPEC): Define.
8512 (link_ssp_spec): New variable.
8513 (LINK_COMMAND_SPEC): Add %(link_ssp).
8514 (static_specs): Add link_ssp_spec.
8515 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8516 * configure: Rebuilt.
8517 * config.in: Rebuilt.
8519 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8520 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8521 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8522 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8523 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8524 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8525 -0x7008(2) instead of reading __stack_chk_guard variable.
8526 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8528 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8529 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8530 if TARGET_THREAD_SSP_OFFSET is defined.
8531 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8532 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8535 2005-06-27 Richard Henderson <rth@redhat.com>
8536 * libgcc-std.ver (GCC_4.1.0): New.
8537 * libgcc.h (__stack_chk_guard): Declare.
8538 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8539 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8540 * mklibgcc.in (lib2funcs): Add them.
8542 2005-07-01 Richard Henderson <rth@redhat.com>
8544 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8545 void * before struct sigcontext *.
8546 (x86_fallback_frame_state): Likewise.
8548 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8550 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8552 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8555 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8556 we check for SSA_NAME for.
8558 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8560 Fix PR tree-optimization/22071
8562 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8564 (get_constraint_for_component_ref): Use it.
8566 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8569 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8570 print out the last new line.
8572 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8574 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8575 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8576 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8577 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8578 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8579 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8580 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8581 (enum reg_class): New member CC0_REGS.
8582 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8583 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8584 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8585 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8586 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8587 Adjust for register now described.
8589 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8592 * config/i386/i386.md (stack_protect_test_si,
8593 stack_protect_test_di): Add earlyclobber for scratch 3.
8594 * config/rs6000/rs6000.md (stack_protect_testsi,
8595 stack_protect_testdi): Add earlyclobber for scratch 3,
8596 remove earlyclobber from scratch 4.
8598 Older entries for 2005 can be found in ChangeLog-2005.