1 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3 * Makefile.in (gnucompare): Do comparison of all files using one of
4 the chosen methods and only afterwards decide if just warning should
5 be issued or comparison failure raised.
7 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
9 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
10 (noce_try_abs): Negate if the comparison is reversed.
11 Look only one instruction backwards for a REG_EQUAL note.
13 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
16 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
17 gthr-tpf.h: Define __gthrw. For all identifiers that might
18 be weak, introduce weakrefs or non-weak aliases with __gthrw,
19 and prefix all uses with __ghtrw.
21 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
24 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
25 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
26 * c-common.c (handle_weakref_attribute): New.
27 (c_common_attribute_table): Add weakref.
28 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
30 * configure, config.in: Rebuilt.
31 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
32 * doc/extend.texi: Document weakref attribute.
33 * varasm.c (ultimate_transparent_alias_target): New
34 (assemble_name): Use it.
35 (weak_finish_1): Split out of...
36 (weak_finish): ... and deal with weakrefs in...
37 (weakref_targets): ... new list.
38 (globalize_decl): Clean up weakref_targets.
39 (do_assemble_alias): Handle weakrefs.
40 (finish_aliases_1): Do not reject weakrefs to external symbols.
41 (assemble_alias): Handle weakrefs.
43 2005-11-09 Richard Guenther <rguenther@suse.de>
45 PR tree-optimization/24716
46 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
47 t_bool to track results from follow_ssa_edge.
49 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
51 * final.c (force_source_line): New global variable.
52 (final_scan_insn): Set it to true instead of clearing last_filename.
53 (notice_source_line): Return true if force_source_line is true,
54 unless source info is absent.
56 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
59 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
60 a linkage name for a variable if it a register variable.
61 * c-decl.c (grokdeclarator): Global register variables
62 should be set as PUBLIC.
64 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
67 * config/s390/s390.c (struct s390_frame_layout): New fields
68 first_save_gpr_slot and last_save_gpr_slot.
69 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
70 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
71 first_save_gpr and last_save_gpr with the _slot variants.
72 (s390_register_info): Calculate first_save_gpr_slot and
73 last_save_gpr_slot using regs_ever_live.
75 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
78 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
79 for a function containing a landing pad.
81 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
84 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
87 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
89 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
90 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
92 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
95 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
97 (call,load,store): New insn types.
98 (mem_access, branch_access): Adjust reservation conditions.
99 (define_delay): Adjust condition.
100 (decrement_and_branch_until_zero): Allow for ms2. Set branch
102 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
103 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
105 (call_internal, call_value_internal, return_internal,
106 return_interrupt_internal, eh_return_internal, indirect_jump,
107 tablejump): Set call insn type.
108 (blockage, ei, di): Use appropriate unspec const.
109 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
110 (ms1_get_attr_type): Adjust to give load & store types.
111 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
112 backwards past a barrier.
113 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
115 (struct branch_info, struct label_info): New.
117 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
118 (ms1_machine_reorg): New.
119 (TARGET_MACHINE_DEPENDENT_REORG): Override.
120 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
121 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
122 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
125 2005-11-09 Per Bothner <per@bothner.com>
126 Uros Bizjak <uros@kss-loka.si>
129 * toplev.c (process_options): Initialize debug_hooks early
130 in case lang_hooks.post_options ends up calling a debug_hook.
132 2005-11-08 Jakub Jelinek <jakub@redhat.com>
134 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
135 DBX_REGISTER_NUMBER being contiguous.
137 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
138 Diego Novillo <dnovillo@redhat.com>
141 * tree-vrp.c (register_edge_assert_for): Do not register
142 always-false predicates.
144 2005-11-08 Devang Patel <dpatel@apple.com>
146 PR tree-optimization/23115
147 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
150 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
152 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
155 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
157 Fix PR tree-optimization/23382
159 * tree-ssa-alias.c (compute_may_aliases): Call
160 delete_old_heap_vars.
161 * tree-dfa.c (referenced_var_remove): New function.
162 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
163 * tree-flow.h (referenced_var_remove): Add prototype.
164 (delete_old_heap_vars): Ditto.
165 * tree-ssa-structalias.c (heapvars): New variable.
166 (oldheapvars): Ditto.
167 (get_constraint_for): Put heap vars on heapvars list.
168 (delete_old_heap_vars): New function.
170 2005-11-08 Jason Merrill <jason@redhat.com>
172 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
174 2005-11-08 Uros Bizjak <uros@kss-loka.si>
177 * reg-stack.c (reg_to_stack): Update register liveness also
178 for flag_sched2_use_traces.
180 2005-11-08 Alan Modra <amodra@bigpond.net.au>
183 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
184 override prior explicit -mno-powerpc-gfxopt.
186 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
188 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
189 if the bitsize is zero.
190 * doc/md.texi (Standard Pattern Names): Document it.
192 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
193 (TARGET_PASS_BY_REFERENCE): Likewise.
195 2005-11-07 Ian Lance Taylor <ian@airs.com>
197 PR rtl-optimization/24683
198 * config/i386/i386.c (legitimize_pic_address): If constant operand
199 to PLUS is too large, put it in a register.
201 2005-11-07 Jie Zhang <jie.zhang@analog.com>
203 * configure.ac: Enable checking assembler dwarf2 support for bfin
205 * configure: Regenerate.
207 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
211 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
212 gen_easy_vector_constant_add_self): Delete.
213 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
215 (output_vec_const_move): Use gen_easy_altivec_constant.
216 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
217 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
218 (easy_vector_constant_add_self): Rewritten.
219 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
220 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
221 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
222 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
223 Macroize and adjust for the other changes.
225 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
229 * c-typeck.c (build_c_cast): Try using a shared constant, and see
230 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
232 2005-11-07 Jakub Jelinek <jakub@redhat.com>
234 PR rtl-optimization/23567
235 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
236 (noce_process_if_block): Don't do any optimizations except
237 if (cond) x = x; if !set_b and write into orig_x may trap
238 or fault. Remove the MEM_READONLY_P check.
240 2005-11-06 Diego Novillo <dnovillo@redhat.com>
243 * tree-vrp.c (fix_equivalence_set): New.
244 (extract_range_from_assert): Call it.
246 2005-11-05 Ian Lance Taylor <ian@airs.com>
249 * combine.c (apply_distributive_law): Don't distribute across a
252 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
254 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
255 config/ms1/ms1.h, config/rs6000/predicates.md,
256 config/s390/s390.c, params.def, postreload-gcse.c,
257 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
258 tree-vrp.c, tree.c: Fix comment typos.
259 * doc/invoke.texi: Fix typos.
261 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
263 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
264 for testing whether the data_dependence_relation contains distance
265 vectors. Iterate over all distance vectors of the ddr.
266 * lambda.h: Define a vec of lambda_vector pointers.
267 * tree-data-ref.c (dump_data_dependence_relation,
268 dump_data_dependence_direction): Iterate over all distance and
269 direction vectors of the ddr.
270 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
272 (build_classic_dist_vector, build_classic_dir_vector): Push a set
273 of distance/direction vectors instead of a single one.
274 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
275 lambda_vectors with a vec of lambda_vectors.
276 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
277 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
278 DDR_NUM_DIST_VECTS): New.
279 * tree-loop-linear.c (gather_interchange_stats): Test for the
280 existence of distance vectors only after having checked that there
281 is a dependence. Iterate over all distance vectors of the ddr.
282 (linear_transform_loops): Use dump_data_dependence_relation.
283 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
284 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
285 distance vectors of the ddr.
287 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
289 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
290 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
291 IS_INTHANDLER; all callers changed.
292 (n_regs_saved_by_prologue): Take interrupt handler attributes into
294 (do_link, do_unlink): New argument ALL; all callers changed.
295 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
296 If function isn't leaf, save and restore all registers.
297 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
300 2005-11-05 Jan Hubicka <jh@suse.cz>
302 PR rtl-optimization/23490
303 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
304 max-flow-memory-location): Document.
305 * flow.c: Include params.h
306 (MAX_MEM_SET_LIST_LEN): Kill.
307 (add_to_mem_set_list): Use new param.
308 * cse.c (cse_basic_block): Replace 1000 by new param.
309 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
310 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
311 * predict.c (predict_loops): Use new param.
312 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
314 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
315 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
316 Do not hold memory returned by cgraph_node_name across other call.
318 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
321 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
324 2005-11-04 Jeff Law <law@redhat.com>
327 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
328 * tree-ssa-dom.c: Include params.h.
329 (thread_across_edge): If there are too many statements in the
330 target block, then do not thread through it.
331 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
332 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
334 2005-11-03 Diego Novillo <dnovillo@redhat.com>
337 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
338 TODO_update_ssa instead of TODO_update_ssa_no_phi.
340 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
343 * tree-scalar-evolution.c (instantiate_parameters_1,
344 instantiate_parameters, resolve_mixers): Compute the size of an
345 expression to be instantiated and give up the instantiation if the
346 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
348 2005-11-04 Richard Guenther <rguenther@suse.de>
350 * tree-flow.h (ref_contains_indirect_ref): Rename to
351 array_ref_contains_indirect_ref.
352 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
353 (array_ref_contains_indirect_ref): Make comment match the code
355 (ref_contains_array_ref): Likewise.
356 * tree-ssa-structalias.c (find_func_aliases): Remove call to
357 ref_contains_indirect_ref.
358 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
359 Rename calls to ref_contains_indirect_ref.
361 2005-11-04 Paul Brook <paul@codesourcery.com>
363 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
364 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
365 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
366 * config/arm/arm.md: Use match_operand in peephole input templates
367 and match_dup in peephole output templates.
369 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
371 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
374 2005-11-04 Mark Mitchell <mark@codesourcery.com>
375 Daniel Jacobowitz <dan@codesourcery.com>
377 * longlong.h (add_ssaaaa): Clobber condition code register
379 (sub_ddmmss): Likewise.
380 (umul_ppmm): Likewise.
382 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
383 Paul Brook <paul@codesourcery.com>
384 Phil Blundell <pb@reciva.com>
386 * configure.ac: Add test for ARM TLS support.
387 * configure: Regenerated.
388 * config/arm/arm-protos.h (legitimize_tls_address)
389 (arm_tls_referenced_p, tls_mentioned_p)
390 (arm_output_addr_const_extra): New prototypes.
391 (thumb_legitimize_pic_address): Delete.
392 * config/arm/arm.c: Include "gt-arm.h".
393 (enum tls_reloc): New.
394 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
395 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
396 (arm_call_tls_get_addr, legitimize_tls_address)
397 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
398 (arm_init_tls_builtins, arm_emit_tls_decoration)
399 (arm_output_addr_const_extra): New functions.
400 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
401 (TARGET_HAVE_TLS): Define.
402 (target_thread_pointer): New.
403 (arm_override_options): Handle -mtp=.
404 (legitimize_pic_address): Ignore UNSPECs.
405 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
407 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
408 (tls_get_addr_libfunc): New variable.
409 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
410 (arm_init_builtins): Call arm_init_tls_builtins.
411 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
412 (arm_encode_section_info): Call default_encode_section_info.
413 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
414 (enum arm_tp_type): New.
415 (target_thread_pointer): Add declaration.
416 (LEGITIMATE_CONSTANT_P): Handle TLS.
417 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
418 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
419 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
420 * config/arm/arm.md: Add UNSPEC_TLS.
422 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
424 (tls_load_dot_plus_eight): New insn and a peephole to create it.
425 (load_tp_hard, load_tp_soft): New insns.
426 * arm.opt: Add -mtp=.
427 * doc/invoke.texi (ARM Options): Document -mtp.
429 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
431 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
432 * config/arm/libunwind.S: Include "lib1funcs.asm".
433 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
434 (LIB2ADDEH): Add libunwind.S.
435 (LIB2ADDEHDEP): Add lib1funcs.asm.
436 * mklibgcc.in: Handle asm files in libgcc_eh.a.
438 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
441 * gcc/c.opt: Add a -lang-fortran option.
442 * gcc/c-opts.c: Add a lang_fortran flag.
443 (c_common_init_options): Handling the -lang-fortran option.
444 (c_common_handle_option): Add a case for Fortran options in
445 preprocessing. Remove cases for -ffixed-form and
446 -ffixed-line-length. Add a case for -lang-fortran.
448 2005-11-03 David Edelsohn <edelsohn@gnu.org>
450 * config/rs6000/rs6000.c: Include params.h
451 (optimization_options): Set max-grow-copy-bb-insns default to 16.
452 (bdesc_2arg): Delete vpkuhss and vpkuwss.
453 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
454 (UNSPEC_VPKUWSS): Delete.
455 (altivec_vpkuhss): Delete.
456 (altivec_vpkuwss): Delete.
457 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
459 (neg_eq0<mode>): Remove final condition.
460 (neg_eq<mode>): Remove condition and split-condition.
462 2005-11-04 Alan Modra <amodra@bigpond.net.au>
464 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
465 Use associated print macros.
467 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
470 * diagnostic.c (diagnostic_set_info_translated): New function.
471 (diagnostic_set_info): Use it. Add comment.
472 * diagnostic.h (diagnostic_set_info_translated): Declare.
474 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
476 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
477 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
478 reference only if 'public' is true.
479 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
480 emit the .hidden directive only if the indirect reference is public.
481 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
482 Pass it to dw2_force_const_mem.
483 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
484 * dwarf2out.c (output_cfi): Adjust calls to above function.
485 (output_call_frame_info): Likewise.
486 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
487 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
489 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
491 PR tree-optimization/24483
492 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
493 field to elts if possible.
495 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
498 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
501 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
503 Fix PR tree-optimization/24351
505 * tree-ssa-structalias.c (struct variable_info): Add
507 (get_varinfo_fc): New function to follow collapsing.
508 (new_var_info): Set collapsed_to to NULL.
509 (dump_constraint): Follow collapsing.
510 (build_constraint_graph): Handle collapsing.
511 (do_simple_structure_copy): Return false if something bad
513 (collapse_rest_of_var): New function.
514 (do_structure_copy): Collapse if do_simple_structure_copy returns
517 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
520 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
521 expressions to a statement list instead of gimplifying them.
523 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
525 PR rtl-optimization/23585
526 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
527 that can't trap plus a constant integer, if the mode has zero size.
529 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
532 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
534 ("*insv<mode>_reg_extimm"): Likewise.
536 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
539 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
540 c_common_type_for_mode returns an unnamed type.
542 2005-11-02 Richard Henderson <rth@redhat.com>
546 * dwarf2out.c (dwarf2out_reg_save_reg): New.
547 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
548 * function.c (assign_parms): Use calls.internal_arg_pointer.
549 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
551 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
552 (TARGET_CALLS): Add it.
553 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
554 * targhooks.c (default_internal_arg_pointer): New.
555 * targhooks.h (default_internal_arg_pointer): Declare.
556 * tree.h (dwarf2out_reg_save_reg): Declare.
557 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
558 * config/i386/i386.c (dbx_register_map): Add return column.
559 (dbx64_register_map, svr4_dbx_register_map): Likewise.
560 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
561 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
562 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
563 (ix86_save_reg): Save force_align_arg_pointer.
564 (ix86_emit_save_regs): Make regno unsigned.
565 (ix86_emit_save_regs_using_mov): Likewise.
566 (ix86_expand_prologue): Handle force_align_arg_pointer.
567 (ix86_expand_epilogue): Likewise.
568 * config/i386/i386.h: (dbx_register_map): Update.
569 (dbx64_register_map, svr4_dbx_register_map): Update.
570 (struct machine_function): Add force_align_arg_pointer.
571 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
572 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
573 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
575 2005-11-02 Jan Hubicka <jh@suse.cz>
578 * i386.md: Add peep2 for simplyfing array accesses.
580 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
583 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
584 * config/s390/s390.c (s390_decompose_shift_count): New function.
585 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
586 (print_shift_count_operand): Use s390_decompose_shift_count.
587 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
588 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
590 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
593 * loop.c (loop_givs_rescan): Use force_operand to expand
596 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
599 * fold-const.c (build_range_check): Use unsigned when signed
600 overflow is undefined also. If etype is subtype, make sure that
601 the subtraction is in the supertype.
603 2005-11-02 Richard Henderson <rth@redhat.com>
606 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
609 2005-11-01 Richard Henderson <rth@redhat.com>
612 * loop.c (scan_loop): Do not propagate computations to a hard
613 register destination with SMALL_REGISTER_CLASSES.
615 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
617 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
618 costs for MULT inside PLUS or MINUS.
620 2005-11-01 Bob Wilson <bob.wilson@acm.org>
622 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
623 (TRAMPOLINE_SIZE): Round up to 60.
624 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
626 2005-10-31 James E. Wilson <wilson@specifix.com>
629 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
630 ifdef. Put ifdefs around call in gen_subprogram_die.
631 (compute_frame_pointer_to_cfa_displacement): Likewise.
632 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
635 PR rtl-optimization/17356
636 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
637 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
639 2005-10-31 Jan Hubicka <jh@suse.cz>
642 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
645 * i386.c (legitimize_pic_address): Deal with large immediates.
648 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
649 from symbol names while computing checkup.
652 * predict.c (predict_loops): Do not estimate more than
653 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
654 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
656 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
658 PR tree-optimization/19097
659 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
661 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
663 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
665 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
668 * tree-inline.c (setup_one_parameter): If the init_stmt
669 is NULL, don't insert the statement.
671 2005-10-30 Jan Hubicka <jh@suse.cz>
673 PR tree-optimization/24172
674 * tree-inline.c (copy_body_r): Unshare the substituted value first.
676 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
678 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
679 constants for hosts with long != 32 bits.
681 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
684 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
686 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
688 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
689 (TARGET_MS1_16_002): New.
690 (TARGET_MS1_16_003): New.
692 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
693 ("*decrement_and_branch_until_zero_no_clobber"): New.
694 Add corresponding splitter for decrement_and_branch_until_zero
696 Key all decrement_and_branch_until_zero patterns off of
699 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
702 * tree-complex.c (extract_component): Treat RESULT_DECL
703 like the rest of the decls.
705 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
707 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
708 indirect call to _mcount if the function needs a static chain.
710 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
711 Caroline Tice <ctice@apple.com>
713 PR rtl-optimization/24460
714 * dwarf2out.c (have_switched_text_sections): New boolean variable.
715 (dwarf2out_switch_text_section): Set it to true instead of
716 incrementing separate_line_info_table_in_use.
717 (output_loc_list): Additionally test have_switched_text_sections.
718 (output_ranges): Likewise.
719 (dwarf2out_finish): Likewise.
720 * varasm.c (assemble_start_function): Do not call
721 insert_section_boundary_note.
722 (assemble_end_function): If flag_reorder_blocks_and_partition,
723 switch to the function's section before emitting the .size directive.
724 * bb-reorder.c (insert_section_boundary_note): Staticify.
725 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
726 * output.h (insert_section_boundary_note): Delete.
728 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
731 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
732 instead of pointer equality when comparing types.
734 2005-10-24 James E. Wilson <wilson@specifix.com>
736 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
737 add_dependence_list_and_free calls.
739 2005-10-24 Steven Bosscher <stevenb@suse.de>
741 * contrib.texi: Add the names of the LLNL folks who donated
742 Cray pointer support for gfortran.
744 2005-10-24 Steven Bosscher <stevenb@suse.de>
746 PR tree-optimization/24225
747 * profile.c (branch_prob): Look from end to start through a
748 basic block when looking for a locus.
750 2005-10-24 Richard Henderson <rth@redhat.com>
752 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
754 (hppa_expand_prologue): Likewise.
756 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
758 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
759 (NO_DEFERRED_PROFILE_COUNTERS): Define.
760 * pa.h (NO_PROFILE_COUNTERS): Define.
761 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
762 (funcdef_nos): New vector to hold label numbers of deferred profile
764 (output_deferred_profile_counters): New function.
765 (hppa_profile_hook): Push label number onto funcdef_nos.
766 (pa_hpux_file_end): Call output_deferred_profile_counters if
767 NO_DEFERRED_PROFILE_COUNTERS is false.
769 * pa-protos.h (get_deferred_plabel): New prototype.
770 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
772 (output_call): Adjust calls.
774 2005-10-24 Alan Modra <amodra@bigpond.net.au>
776 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
777 peculiarity of GOT/TOC section usage.
779 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
782 * c-common.c (constant_string_class_name): Add documentation.
784 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
787 * recog.c (peephole2_optimize): Increment peep2_current_count
788 only when the slot is empty.
790 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
793 * except.c (output_function_exception_table): Call
794 assemble_external_libcall if we need a personality function.
796 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
798 PR rtl-optimization/24460
799 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
800 set the basic block for barriers.
802 2005-10-21 Janis Johnson <janis187@us.ibm.com>
804 * var-tracking.c (vt_initialize): Initialize post.
806 2005-10-21 Devang Patel <dpatel@apple.com>
809 * c-common.c (vector_types_convertible_p): Check vector element type.
811 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
813 * config/sh/sh.c (prepare_move_operands): Handle the address
814 constant which is a tls symbolic address plus a constant.
816 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
819 * gcc.c (main): Use the correct counter for erroring out
820 about mulitple files.
822 2005-10-21 Alan Modra <amodra@bigpond.net.au>
825 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
826 use r2 for 64-bit tls .got access.
828 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
830 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
833 2005-10-20 Steven Bosscher <stevenb@suse.de>
835 PR tree-optimization/24307
836 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
838 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
841 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
843 * varasm.c (find_decl_and_mark_needed): After cgraph global info
844 is ready, stop marking functions, but still mark variables.
846 2005-10-20 Richard Guenther <rguenther@suse.de>
849 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
852 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
854 PR rtl-optimization/23585
855 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
856 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
857 (may_trap_p_1): New predicate extracted from...
858 (may_trap_p): ... here. Invoke may_trap_p_1.
859 (may_trap_or_fault_p): New predicate.
860 * rtl.h (may_trap_or_fault_p): Declare it.
861 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
862 instead of may_trap_p.
863 (steal_delay_list_from_fallthrough): Likewise.
864 (fill_simple_delay_slots): Likewise.
865 (fill_slots_from_thread): Likewise.
866 * function.c (pad_to_arg_alignment): Rework comment about
867 SPARC_STACK_BOUNDARY_HACK.
868 * config/sparc/sparc.h: Likewise.
870 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
872 * config/s390/s390.c (s390_expand_insv): New.
873 * config/s390/s390-protos.h (s390_expand_insv): Declare.
874 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
875 ("icm_hi"): Remove mode attribute.
876 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
878 ("*extracthi", "*extractqi"): Remove.
879 (extv<mode>", "*extzv<mode>"): New.
880 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
881 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
883 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
885 * cfgexpand.c (discover_nonconstant_array_refs_r,
886 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
887 (tree_expand_cfg): Call discover_nonconstant_array_refs.
888 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
889 discover_nonconstant_array_refs.
891 2005-10-19 Steven Bosscher <stevenb@suse.de>
894 * c-decl.c (pop_scope): Don't warn about an unused variable
895 if it is marked with TREE_NO_WARNING.
896 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
897 somenow mismatch and olddecl is to be replaced.
899 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
902 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
903 whether registers live on the edge can be saved/restored.
905 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
907 * config/sh/sh.c (fixup_mova): Skip notes.
909 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
911 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
912 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
913 (s390_can_eliminate): Handle BASE_REGNUM elimination.
914 (s390_initial_elimination_offset): Likewise.
915 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
916 register on TARGET_ZARCH targets.
917 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
918 (INITIAL_FRAME_POINTER_OFFSET): Remove.
919 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
920 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
922 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
924 * config/s390/s390.md: Comment describing output modifiers updated.
925 * config/s390/s390.c (print_operand): Likewise.
927 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
929 * config/s390/s390.c (override_options): Added check for -mstack-size
931 * doc/invoke.texi: Mention that limit in the documenation.
933 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
936 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
938 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
940 Fix PR tree-optimization/24231
942 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
943 (compute_avail): Ditto.
945 2005-10-18 Richard Henderson <rth@redhat.com>
948 * config/i386/i386.c (legitimate_constant_p): Check
949 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
951 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
952 (legitimate_pic_address_disp_p): Reorg CONST checking to make
953 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
955 (print_operand_address): Likewise.
956 * config/i386/predicates.md (x86_64_immediate_operand): Test
957 SYMBOL_REF_TLS_MODEL properly inside CONST.
958 (x86_64_zext_immediate_operand): Likewise.
959 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
960 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
961 * config/i386/i386-protos.h: Remove predicates.md entries.
963 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
965 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
966 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
968 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
969 Ian Lance Taylor <ian@airs.com>
972 * fold-const.c (fold_widened_comparison): Do not allow range based
973 constant folding when right operand cannot be unwidened.
975 2005-10-17 Richard Henderson <rth@redhat.com>
977 * builtins.c (expand_builtin_synchronize): Build a new-style asm
978 with a memory clobber.
980 2005-10-17 James E Wilson <wilson@specifix.com>
982 PR rtl-optimization/17356
983 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
984 checking for EDGE_EH.
986 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
988 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
989 the slot on an even boundary for any type with 16-byte alignment.
991 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
994 * md.texi (Modifiers) <%>: Clarify that % doesn't work
995 after register allocation.
997 2005-10-17 DJ Delorie <dj@redhat.com>
999 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1002 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1005 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1008 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1010 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1011 to 2 if it's already non-zero.
1012 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1013 is set and warn about it if flag_schedule_insns is 1.
1015 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1017 * config/crx/crx.md: Compare-and-branch instructions need to
1020 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1023 * config/i386/i386.md (*pushdi2_rex64 splitter)
1024 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1025 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1026 flow2 pass only when (optimize > 0 && flag_peephole2).
1028 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1031 * gcc.c (have_c): New static variable.
1033 (process_command): Remove declation of have_c.
1034 Set have_o to 1 when handling -o.
1035 (main): Add a fatel error if there are multiple
1036 files specified and -o and -c/-S is passed witout
1037 -combine or multiple languages.
1039 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1041 Fix PR tree-optimization/22444
1042 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1043 Assert that we don't hit something with subvars.
1044 (setup_pointers_and_addressables): Don't add things with subvars,
1045 because we'll already process the subvars for aliasing purposes.
1047 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1050 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1051 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1052 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1053 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1054 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1055 swapped, alternatives for the R constraint.
1058 * builtins.c (get_builtin_sync_mode): Make unlimited
1059 mode_for_size request.
1061 2005-10-15 Richard Henderson <rth@redhat.com>
1063 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1064 (gimplify_expr): ... here.
1065 (gimplify_compound_lval): Use it in initial scan loop. Allow
1066 fb_lvalue in base expression.
1068 2005-10-15 Richard Henderson <rth@redhat.com>
1071 * builtins.c (expand_builtin_trap): Export.
1072 * expr.h (expand_builtin_trap): Declare.
1073 * expr.c (expand_assignment): Emit a trap for integral offsets
1074 from registers that weren't reduced to bitpos.
1076 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1077 (mark_array_ref_addressable): Remove.
1078 * tree-flow.h (mark_array_ref_addressable): Remove.
1079 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1081 2005-10-15 James E Wilson <wilson@specifix.com>
1084 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1085 (add_dependence_list_and_free): Likewise.
1086 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1089 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1093 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1094 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1096 (vrp_visit_phi_node): Only prevent infinite iterations when
1097 the previous result and the new result are both VR_RANGEs.
1099 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1101 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1104 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1107 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1110 2005-10-14 Per Bothner <per@bothner.com>
1112 PR preprocessor/21250
1113 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1115 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1118 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1119 overflow flags. Refactor some conditionals.
1121 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1124 * tree-dfa.c (add_referenced_var): Only look at decls which
1125 have TREE_CONSTANT or TREE_READONLY set instead of if
1126 !TREE_PUBLIC or !TREE_CONSTANT.
1128 2005-10-13 James E Wilson <wilson@specifix.com>
1130 * doc/invoke.texi: For -x, add f95-cpp-input.
1131 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1133 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1135 PR tree-optimization/24262
1136 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1137 in loop all the time.
1139 2005-10-12 Richard Henderson <rth@redhat.com>
1142 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1143 * function.c (assign_parm_find_data_types): Don't support it.
1144 * print-tree.c (print_node): Likewise.
1145 * c-common.c (handle_transparent_union_attribute): Likewise.
1146 Use build_duplicate_type.
1147 * tree-inline.c (remap_type_1): Split out of remap_type;
1148 properly remap aggregate fields.
1149 (build_duplicate_type): New.
1150 * doc/extend.texi (Variable Attributes): Remove documentation
1151 for transparent_union.
1153 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1156 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1157 (gen_stack_pointer_dec): Likewise.
1159 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1163 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1165 (struct cxx): Add adjust_class_at_definition target hook.
1166 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1167 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1168 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1169 hook_void_tree. Add to TARGET_CXX.
1170 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1172 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1173 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1174 instead of attribute. Check for dllexport override. Warn if
1175 inconsistent dll linkage. Don't lose old dllimport if decl has
1176 had address referenced. Tweak lookup of dllimport atribute.
1177 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1178 for target specific rules. Don't add dllimport attribute if
1179 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1180 dllimport attribute.
1181 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1182 * varasm.c (initializer_constant_valid_p): Replace
1183 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1187 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1188 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1189 (i[34567]86-*-mingw32*): Likewise.
1191 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1192 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1194 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1195 C++-specific code. Change return value to bool.
1196 (i386_pe_dllimport_p): Likewise.
1197 (associated_type): Simplify and make language-independent
1198 (i386_pe_encode_section_info): Replace override of ambiguous
1199 dllimport symbol refs with a gcc_assert.
1200 (i386_pe_valid_dllimport_attribute_p): Define.
1201 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1202 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1203 i386_pe_adjust_class_at_definition.
1204 * config/i386/winnt-stubs.c: New file. Define stub versions of
1205 lang-specific functions.
1206 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1207 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1208 i386_pe_adjust_class_at_definition.
1209 (i386_pe_valid_dllimport_attribute_p): Declare.
1210 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1211 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1212 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1215 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1216 dllimport attribute with test of DECL_DLLIMPORT_P.
1218 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1220 * combine.c (make_extraction): Correct offset computation.
1222 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1224 * config/cris/t-linux (LIMITS_H_TEST): Define.
1226 2005-10-12 Richard Henderson <rth@redhat.com>
1229 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1231 2005-10-12 Richard Guenther <rguenther@suse.de>
1233 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1235 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1238 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1239 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1242 2005-10-12 Richard Guenther <rguenther@suse.de>
1245 * varasm.c (output_constant): Correct typo from previous
1248 2005-10-11 Ian Lance Taylor <ian@airs.com>
1250 PR rtl-optimization/13931
1251 * combine.c: Revert patch of 2003-05-14, and:
1252 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1253 completely killed in the appropriate insn.
1254 (distribute_notes): Don't skip multiple hard register test for
1255 elim_i1 and elim_i2.
1257 2005-10-11 Richard Henderson <rth@redhat.com>
1260 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1261 to initialize a transparent union instead of a nop_expr.
1263 2005-10-11 Richard Henderson <rth@redhat.com>
1265 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1266 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1267 (tree_ssa_dce_loop): Call scev_reset.
1270 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1271 * tree-ssa-dce.c: Include cfgloop.h.
1272 (tree_ssa_dce_loop, pass_dce_loop): New.
1273 * tree-pass.h (pass_dce_loop): Declare it.
1274 * passes.c (init_optimization_passes): Use it.
1276 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1279 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1280 Only apply the optimization for rounding builtins if the inner
1281 cast is also an extension.
1283 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1286 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1287 mark_new_vars_to_rename instead of update_stmt.
1289 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1291 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1293 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1295 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1296 for setting MMX register to 0 rather than mmx.
1298 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1301 * configure.ac: Move gas check from mips specific case to common case.
1302 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1303 * configure: Regenerate
1304 * doc/install.texi: Update.
1306 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1309 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1311 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1313 * gcc.c (do_spec_1): Accept numeric characters in file name
1316 2005-10-10 Nick Clifton <nickc@redhat.com>
1318 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1319 describing the deleted arm_gen_rotated_half_load function.
1321 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1323 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1326 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1328 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1330 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1331 (EXTRA_MULTILIB_PARTS): Define.
1332 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1333 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1334 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1335 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1336 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1337 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1339 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1341 PR tree-optimization/24226
1342 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1343 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1344 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1347 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1349 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1351 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1354 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1355 Rewrite for no need for the early clobber.
1357 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1359 Merge from csl-arm-branch:
1360 2005-09-07 Paul Brook <paul@codesourcery.com>
1361 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1364 2005-04-30 Paul Brook <paul@codesourcery.com>
1365 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1366 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1368 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1369 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1370 (arm_override_options): Use TARGET_AAPCS_BASED.
1371 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1372 (PTRDIFF_TYPE): Use int for AAPCS.
1373 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1374 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1375 (DEFAULT_SHORT_ENUMS): Delete.
1376 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1378 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1379 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1380 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1381 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1383 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1384 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1386 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1387 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1389 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1390 * config.gcc (arm*-*-linux-gnueabi): Add it.
1391 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1393 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1394 * config/arm/linux-eabi.h: New file.
1395 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1396 (LINUX_TARET_LINK_SPEC): Likewise.
1397 (LINK_SPEC): Use it.
1398 * config/arm/t-linux-eabi: New file.
1400 2005-10-08 Steven Bosscher <stevenb@suse.de>
1403 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1405 (PARAM_SMS_DFA_HISTORY): Likewise.
1407 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1410 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1411 (load_register_parameters): Call it.
1412 (check_sibcall_argument_overlap_1): Likewise.
1413 (store_one_arg): Likewise.
1415 2005-10-07 James E. Wilson <wilson@specifix.com>
1417 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1418 DImode not VECINT24 for operand 2.
1421 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1425 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1426 fr_spill): Use destination_operand for operand 0.
1428 2005-10-07 DJ Delorie <dj@redhat.com>
1430 * varasm.c (output_constant): Limit error to expanding
1433 2005-10-07 Richard Guenther <rguenther@suse.de>
1436 * fold-const.c (fold_binary): Fix operand types during folding
1437 of X op (A, Y). Evaluation order of the side-effects of
1438 X and A are frontend-defined, so ensure we honour that even for
1439 tcc_comparison class operands; eased by removing duplicate code.
1441 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1443 * stor-layout.c (layout_type): Do not allow alignment of array
1444 elements to be greater than their size.
1446 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1448 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1450 (hppa*-*-linux*): Ditto.
1451 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1452 * config/host-hpux.c: New.
1453 * config/x-hpux: New.
1454 * config/pa/x-hpux: Remove.
1455 * config/pa/x-linux: Remove.
1456 * config/pa/pa-host.c: Remove.
1458 2005-10-07 Jeff Law <law@redhat.com>
1460 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1461 determine whether or not to try and thread outgoing edges.
1463 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1465 * config/rs6000/rs6000.md (eqsi_power): New.
1466 (neg_eq0si): Add TARGET_POWER to final condition.
1469 2005-10-06 Richard Henderson <rth@redhat.com>
1471 * config/rs6000/rs6000.c: Revert last change.
1473 2005-10-06 Richard Henderson <rth@redhat.com>
1475 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1476 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1478 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1482 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1483 out return_label and naked_return_label.
1485 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1487 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1490 2005-10-06 Richard Henderson <rth@redhat.com>
1493 * tree-inline.c (declare_return_variable): Handle modify_dest not
1496 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1498 Fix PR tree-optimization/22488
1499 * tree-ssa-structalias.c (check_for_overlaps): New function.
1500 (create_variable_info_for): Use it.
1502 2005-10-06 Richard Henderson <rth@redhat.com>
1505 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1506 (dwarf2out_start_source_file): Print it.
1508 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1510 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1512 2005-10-06 Richard Henderson <rth@redhat.com>
1515 * mode-switching.c (optimize_mode_switching): Clear transp bit
1516 for block with incomming abnormal edges.
1518 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1519 (fpscr_set_from_mem): Use them.
1520 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1521 (fpscr postinc splitters): Rewrite as peephole2+split.
1523 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1525 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1526 (eq<mode>_compare): Same.
1528 2005-10-06 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/24238
1531 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1533 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1535 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1536 here. Use AC_PATH_PROG for environment variables instead of
1538 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1540 * configure: Regenerated.
1542 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1545 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1546 then force it into a register.
1547 (call_value): Likewise.
1549 2005-10-06 Richard Henderson <rth@redhat.com>
1552 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1553 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1554 under pass_vectorize.
1556 2005-10-05 Devang Patel <dpatel@apple.com>
1559 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1560 handling constants. Check NAMESPACE_DECL context for constants.
1562 2005-10-05 Eric Christopher <echristo@apple.com>
1564 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1566 2005-10-05 Richard Henderson <rth@redhat.com>
1569 * tree-cfg.c (mark_array_ref_addressable_1): New.
1570 (mark_array_ref_addressable): New.
1571 * tree-flow.h (mark_array_ref_addressable): Declare.
1572 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1574 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1578 * reload.c (subst_reloads): When adding a REG_LABEL to a
1579 jump instruction, also update JUMP_LABEL.
1581 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1583 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1584 * bb-reorder.c (copy_bb_p): Use it.
1585 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1587 2005-10-05 Richard Henderson <rth@redhat.com>
1590 * toplev.c (process_options): Warn about unsupported combinations
1591 of unwind tables and omit-frame-pointer.
1592 * config/i386/i386.c (override_options): Similarly. Enable
1593 accumulate-outgoing-args if not explicitly disabled.
1595 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1597 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1598 Handle big endian vs. small endian.
1599 (vec_initv2sf): Handle big endian vs. small endian.
1600 (*vec_extractv2sf_1): Ditto.
1602 2005-10-05 Dale Johannesen <dalej@apple.com>
1604 * convert.c (convert_to_real): Don't convert
1605 (float)floor(double d) to floorf((float)d).
1607 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1609 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1611 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1613 PR tree-optimization/18587
1614 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1615 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1616 build_vuses): Change to VEC type.
1617 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1618 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1619 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1620 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1621 (get_name_decl): New. Return DECL_UID of base variable.
1622 (operand_build_cmp): New. qsort comparison routine.
1623 (operand_build_sort_virtual): New. Sort virtual build vector.
1624 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1625 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1626 (FINALIZE_BASE): Use get_name_decl.
1627 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1628 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1629 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1630 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1631 direct VEC_* manipulations.
1632 (build_ssa_operands): Call operand_build_sort_virtual.
1633 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1634 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1635 with direct VEC_* manipulations.
1636 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1637 with direct VEC manipulations.
1639 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1641 PR tree-optimization/21419
1642 PR tree-optimization/24146
1643 PR tree-optimization/24151
1645 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1646 (build_asm_expr): Call it if outputs are read-only.
1647 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1649 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1650 Paolo Bonzini <bonzini@gnu.org>
1654 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1655 enable the instructions and not just the built-ins.
1656 * doc/invoke.texi (x86 Options): Likewise.
1658 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1660 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1662 * doc/invoke.texi (Option Summary): Correct spelling
1663 of -mmacosx-version-min.
1665 2005-10-04 Devang Patel <dpatel@apple.com>
1667 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1670 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1672 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1673 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1675 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1677 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1678 ("TE","tg"): New mode attributes.
1679 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1680 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1681 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1682 dword_mode and one for GPRmode.
1684 2005-10-04 Ian Lance Taylor <ian@airs.com>
1686 PR preprocessor/13726
1687 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1688 any comments passed in.
1690 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1692 * tree.c (annotate_with_file_line): Fix typo.
1694 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1697 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1698 type used to access data in the inlined length == 1 case, use
1699 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1700 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1702 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1704 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1705 TARGET_SSE3 and only for TARGET_80387.
1706 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1707 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1708 Do not depend on TARGET_80387.
1710 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1712 * tree.c (last_annotated_node): Change type to location_t*.
1713 (annotate_with_file_line): Reflect the change of
1714 last_annotated_node type.
1716 2005-10-04 Richard Guenther <rguenther@suse.de>
1719 * c-decl.c (grokdeclarator): Don't write to fields
1722 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1725 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1727 * varasm.c (make_decl_rtl): If a register variable does not
1728 have a set user assmbler name, error out.
1729 Decode the asmspec is now name+1 bypassing '*'.
1731 2005-10-04 Steven Bosscher <stevenb@suse.de>
1733 PR tree-optimization/23049
1734 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1735 of a COND_EXPR is folded before calling fold on the whole rhs of a
1736 conditional assignment.
1737 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1738 document that a COND_EXPR may appear there.
1740 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1743 * tree-vrp.c (extract_range_from_assert): If the new numeric
1744 range created out of the assertion contradicts the existing
1745 numeric range of the ASSERT_EXPR variable, make the new range
1748 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1751 from T_REGS to FP register class.
1753 2005-10-03 Richard Henderson <rth@redhat.com>
1756 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1757 before creating a new one.
1759 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1761 * config/rs6000/t-aix43 (LDFLAGS): New.
1762 * config/rs6000/t-aix52 (LDFLAGS): New.
1764 2005-10-03 Ian Lance Taylor <ian@airs.com>
1766 * gimplify.c (find_single_pointer_decl_1): New static function.
1767 (find_single_pointer_decl): New static function.
1768 (internal_get_tmp_var): For a formal variable, set restrict base
1769 information if appropriate.
1770 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1772 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1773 (DECL_GET_RESTRICT_BASE): Define.
1774 (SET_DECL_RESTRICT_BASE): Define.
1775 (decl_restrict_base_lookup): Declare.
1776 (decl_restrict_base_insert): Declare.
1777 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1778 * tree.c (restrict_base_for_decl): New static variable.
1779 (init_ttree): Initialize restrict_base_for_decl.
1780 (copy_node_stat): Copy restrict base information.
1781 (decl_restrict_base_lookup): New function.
1782 (decl_restrict_base_insert): New function.
1783 (print_restrict_base_statistics): New static function.
1784 (dump_tree_statistics): Call print_restrict_base_statistics.
1786 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1789 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1790 case of anti-ranges.
1792 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1795 * c-typeck.c (tagged_tu_seen): Rename to ...
1796 (tagged_tu_seen_cache): this and add val field.
1797 (comptypes): Move functional to comptypes_internal
1798 and free tagged_tu_seen.
1799 (comptypes_internal): New function and call comptypes_internal
1800 instead of comptypes. Speed up by sibcalling
1801 tagged_types_tu_compatible_p.
1802 (alloc_tagged_tu_seen): New function
1803 (free_all_tagged_tu_seen_up_to): New function.
1804 (tagged_types_tu_compatible_p): Return the val of the seen two
1806 Add that the two types are the same to tagged_tu_seen_base
1807 if they are and call comptypes_internal instead of comptypes.
1808 <case UNION_TYPE>: Speed up common type where the fields are
1810 (function_types_compatible_p): Call comptypes_internal instead of
1812 (type_lists_compatible_p): Likewise.
1813 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1815 2005-10-02 Matthias Klose <doko@debian.org>
1817 * doc/invoke.texi: Fix typo and speling error.
1819 2005-10-01 Richard Henderson <rth@redhat.com>
1821 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1823 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1825 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1826 using --start-group and --end-group.
1828 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1830 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1831 FIXME note regarding quirky semantics.
1833 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1836 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1837 non-null range as a last resort.
1839 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1840 Diego Novillo <dnovillo@redhat.com>
1843 * tree-vrp.c (extract_range_from_assert): For !=
1844 assertions, only build an anti-range if LIMIT is a
1845 single-valued range.
1847 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1849 * arm.md (movqi): On thumb when optimizing, handle loading from
1850 memory by describing this as taking a subreg of a zero-extended load
1851 into an SImode register.
1854 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1856 * reload1.c (merge_assigned_reloads): Do not change any
1857 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1859 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1861 * Makefile.in (LIPO_FOR_TARGET): Define.
1862 (STRIP_FOR_TARGET): Define.
1864 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1865 before creating new ones. Do symlinks before creating the actual
1868 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1869 to work out which multilibs are actually being built.
1871 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1873 * tree-vect-transform.c, config/ms1/ms1.md,
1874 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1875 Follow spelling conventions.
1876 * doc/invoke.texi, doc/md.texi: Fix typos.
1878 2005-09-30 Andrew Macleod <amacleod@redat.com>
1880 PR tree-optimization/21430
1881 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1882 use operands, and set stmt pointer if need be.
1883 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1884 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1887 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1890 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1892 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1894 * optabs.c (expand_binop): Initialize first_pass_p.
1896 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1899 * c-decl.c (c_write_global_declarations_1): If any
1900 wrapup_global_declaration_2 call returned true, restart the loop.
1902 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1904 Fix PR tree-optimization/24117
1905 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1906 before considering whether to use anyoffset.
1908 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1912 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1914 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1916 (swap_commutative_operands_with_target): New.
1918 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1921 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1924 2005-09-29 Steven Bosscher <stevenb@suse.de>
1926 PR tree-optimization/23911
1927 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1928 and IMAGPART_EXPR too.
1930 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1933 * expmed.c (expand_shift): Move logic to reverse rotation
1934 direction when rotating by constants ...
1935 * optabs.c (expand_binop): ... here.
1936 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1937 (ix86_rotrdi3): New pattern.
1938 (rotldi3): Handle 32-bit mode.
1939 (ix86_rotldi3): New pattern.
1941 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1944 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1945 check for numbers that need no bit twiddle.
1947 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1949 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1950 multilib to be built.
1952 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1953 (stage1-start): Delete old libgcc and libunwind before moving
1954 anything into the stage directory.
1955 (stage2-start): Likewise.
1956 (stage3-start): Likewise.
1957 (stage4-start): Likewise.
1958 (stageprofile-start): Likewise.
1959 (stagefeedback-start): Likewise.
1960 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1961 header in tm_file and CPU-specific t-darwin in tmake_file.
1962 (i[34567]86-*-darwin*): Don't change tm_file.
1963 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1964 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1965 shared library stub for target OS version.
1966 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1967 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1968 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1969 (libgcc_s.%.dylib): New.
1971 (install-darwin-libgcc-stubs): New.
1972 (INSTALL_LIBGCC): New append.
1973 * config/i386/darwin-libgcc.10.4.ver: New.
1974 * config/i386/darwin-libgcc.10.5.ver: New.
1975 * config/i386/t-darwin: New.
1976 * config/rs6000/darwin-libgcc.10.4.ver: New.
1977 * config/rs6000/darwin-libgcc.10.5.ver: New.
1978 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1979 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1981 2005-09-28 Paul Brook <paul@codesourcery.com>
1983 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1986 2005-09-28 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/23853
1989 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1990 host_integerp to verify misalignment value.
1992 2005-09-28 Richard Henderson <rth@redhat.com>
1994 * builtins.c (get_builtin_sync_mode): New.
1995 (expand_builtin_sync_operation): Pass in mode argument.
1996 (expand_builtin_compare_and_swap): Likewise.
1997 (expand_builtin_lock_test_and_set): Likewise.
1998 (expand_builtin_lock_release): Likewise.
1999 (expand_builtin): Update to match.
2001 2005-09-28 Nick Clifton <nickc@redhat.com>
2003 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2004 formatting. Add check to PLUS case to ensure that the offset is
2005 within an acceptable range.
2007 * config/v850/v850.md (casesi): Disable the generation of the
2008 switch pattern as it is not being handled properly at the moment.
2010 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2011 for when the high words are identical.
2013 2005-09-27 Richard Henderson <rth@redhat.com>
2015 * pretty-print.c (pp_base_format): Fix typo for %>.
2017 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2018 Devang Patel <dpatel@apple.com>
2020 PR tree-optimization/23625
2021 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2022 LABEL_EXPR, assertion check.
2024 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2026 * optabs.c (no_conflict_move_test): Check if a result of a
2027 to-be-moved insn would be clobbered by an originally
2030 2005-09-27 Jeff Law <law@redhat.com>
2032 * passes.c (init_optimization_passes): Replace copy propagation
2033 passes immediately after DOM with phi-only copy propagation
2034 pases. Add phi-only copy propagation pass after first DOM pass.
2035 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2036 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2037 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2038 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2039 to init_copy_prop. Callers updated.
2040 (do_phi_only_copy_prop): New function.
2041 (pass_phi_only_copy_prop): New pass descriptor.
2043 2005-09-27 Nick Clifton <nickc@redhat.com>
2045 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2047 2005-09-26 Jason Merrill <jason@redhat.com>
2050 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2052 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2054 2005-09-26 James E Wilson <wilson@specifix.com>
2056 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2057 copyright. Add gcc copyright plus libgcc exception.
2058 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2060 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2062 2005-09-26 Jeff Law <law@redhat.com>
2064 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2065 about when to iterate.
2067 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2070 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2071 for __complex__ double in -mcpu=G5 mode.
2073 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2075 PR tree-optimization/23942
2076 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2077 * tree-scalar-evolution.c: Include params.h.
2079 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2080 follow_ssa_edge_in_condition_phi_branch,
2081 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2082 Change return type to t_bool. Use a parameter to limit the size of
2083 trees that are walked before stopping
2084 (analyze_evolution_in_loop): Initialize the limit to 0.
2085 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2086 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2088 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2091 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2092 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2094 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2096 * combine.c (make_extraction): Check for valid use of subreg.
2098 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2101 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2102 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2103 ("fist<mode>2_with_temp"): Use only register operands.
2105 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2107 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2108 CALL_INSN_FUNCTION_USAGE.
2110 2005-09-26 Richard Guenther <rguenther@suse.de>
2113 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2114 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2115 (ldst_entry): Use the hashtable instead of list-walking.
2116 (find_rtx_in_ldst): Likewise.
2117 (free_ldst_entry): Free the hashtable.
2118 (compute_ld_motion_mems): Create the hashtable.
2119 (trim_ld_motion_mems): Remove entry from hashtable if
2120 removing it from list.
2121 (compute_store_table): Likewise^2.
2122 (store_motion): Free hashtable in case we did not see
2125 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2127 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2128 and arg1 if we are passing them to fold_build2.
2130 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2133 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2136 2005-09-25 Richard Henderson <rth@redhat.com>
2138 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2139 SYMBOL_REF_TLS_MODEL to be correct.
2141 2005-09-24 Richard Henderson <rth@redhat.com>
2143 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2144 end of function. Reindent.
2146 2005-09-24 Ian Lance Taylor <ian@airs.com>
2148 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2149 NEGATE_EXPR/BIT_NOT_EXPR case.
2151 2005-09-24 Richard Henderson <rth@redhat.com>
2153 * c-common.c (handle_mode_attribute): When not modifying in place,
2154 create subtypes for enumerations.
2155 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2156 * gimplify.c (create_tmp_from_val): Likewise.
2158 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2160 * config/i386/i386.md (*tls_global_dynamic_64,
2161 *tls_local_dynamic_base_64): Add missing mode to call.
2162 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2164 2005-09-24 Jan Hubicka <jh@suse.cz>
2166 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2167 (cgraph_clone_node): Likewise.
2168 * cgraph.h (cgraph_clone_edge): Update prototype.
2169 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2170 duplicated prototypes; add updating argument.
2171 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2172 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2174 (cgraph_mark_inline_edge): Likewise.
2175 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2176 (cgraph_flatten_node): Likewise.
2177 (cgraph_decide_recursive_inlining): Likewise.
2178 (cgraph_decide_inlining_of_small_function): Likewise.
2179 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2181 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2182 Pete Steinmetz <steinmtz@us.ibm.com>
2184 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2185 (rldic.): Set type to "compare".
2187 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2188 mfjmpr for MFCTR/MFLR.
2189 (movdf_hardfloat64): Same.
2190 (movdf_softfloat64): Same. Correct order of store and move types.
2191 (movti_string): Set type to store_ux/load_ux.
2192 (load_multiple): Set type to load_ux.
2193 (store_multiple): Set type to store_ux.
2194 (movmemsi): Set type to store_ux.
2195 (output_cbranch direct_return): Set type to jmpreg.
2196 (stmw): Set type to store_ux.
2197 (lmw): Set type to load_ux.
2198 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2199 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2200 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2201 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2202 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2203 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2204 (rios1-fpstore): Increase latency to 3.
2205 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2206 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2208 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2209 Andrew Pinski <pinskia@physics.uc.edu>
2211 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2212 operand2 constraint to "b".
2213 (sync_<fetchop_name>di_internal): Same.
2214 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2216 (sync_old_<fetchop_name>di_internal): Same.
2217 (sync_new_<fetchop_name>si_internal): Same.
2218 (sync_new_<fetchop_name>di_internal): Same.
2220 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2223 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2224 case, define as macros.
2226 PR rtl-optimization/23837
2227 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2228 clobber / clobber match between dest and p->first.
2230 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2231 (no_conflict_move_test): Update comments.
2233 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2235 * doc/install.texi: Update URL for Jacks.
2236 * doc/sourcebuild.texi: Likewise.
2238 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2241 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2242 registers when choosing register preferences.
2243 (movdf_hardfloat64): Same.
2245 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2247 * expmed.c (expand_shift): Don't use the target of the rotate as
2248 target for the first expanded shift insn.
2249 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2251 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2253 PR tree-optimization/22438
2254 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2255 preserved iv rhs rewriting specially.
2257 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2259 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2260 estimate_only is true.
2261 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2262 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2263 tree-ssa-structalias.c
2264 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2265 ref_contains_indirect_ref.
2266 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2268 2005-09-21 DJ Delorie <dj@redhat.com>
2270 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2272 (mn10300_return_in_memory): Support variable size types also.
2273 (mn10300_pass_by_reference): Likewise.
2274 (mn10300_function_value): New.
2275 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2276 (FUNCTION_OUTGOING_VALUE): Likewise.
2277 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2278 * doc/invoke.texi: Document it.
2280 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2283 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2284 force integer op1 into register for XFmode compares.
2286 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2289 * expmed.c (alg_code): Add alg_impossible.
2290 (alg_hash_entry): Add cost.
2291 (synth_mult): Record alg_impossible in the hash table if
2292 multiplication by a given integer is impossble within the
2293 limit. Speed up using alg_impossible.
2295 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2297 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2298 argument. Allow and set any offset if needs_anyoffset is passed
2300 (get_constraint_for): Add argument here too.
2302 (do_structure_copy): Pass NULL to get_constraint_for.
2303 (handle_ptr_arith): Ditto.
2304 (find_func_aliases): Ditto.
2306 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2308 PR rtl-optimization/23898
2309 * output.h (get_attr_min_length): Declare.
2310 * final.c (get_attr_length_1): New function, broken out of:
2312 (get_attr_min_length): New function.
2313 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2314 (duplicate_computed_gotos): Likewise.
2315 * genattr.c (insn_min_length): Generate declaration.
2316 * genattrtab.c (min_fn, min_attr_value): New functions.
2317 (make_length_attrs): Generate insn_min_length.
2319 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2321 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2323 2005-09-20 Richard Henderson <rth@redhat.com>
2325 PR tree-optimization/24059
2326 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2329 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2331 * c.opt (fextended-identifiers): New.
2332 * c-opts.c (c_common_handle_option): Handle
2333 -fextended-identifiers.
2334 * doc/cpp.texi: Update documentation of extended identifiers.
2335 * doc/cppopts.texi (-fextended-identifiers): Document.
2337 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2339 PR tree-optimization/23929
2340 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2343 PR tree-optimization/23818
2344 * tree-stdarg.c (execute_optimize_stdarg): Call
2345 calculate_dominance_info.
2347 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2349 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2350 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2351 (compute_overlap_steps_for_affine_1_2): Use
2352 get_number_of_iters_for_loop.
2353 (analyze_subscript_affine_affine): Check whether difference is
2355 Use get_number_of_iters_for_loop.
2356 Check whether overlap occurs outside of bounds.
2357 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2359 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2361 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2362 base register if possible.
2364 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2366 PR tree-optimization/18463
2367 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2368 converting it directly is not possible.
2369 (chrec_convert_aggressive): New function.
2370 * tree-chrec.h (chrec_convert_aggressive): Declare.
2371 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2372 Fold chrec conversions aggressively if asked to.
2373 (instantiate_parameters): Modified because of changes in
2374 instantiate_parameters_1.
2376 2005-09-19 Richard Henderson <rth@redhat.com>
2378 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2379 (reduc_splus_v2df): New.
2381 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2383 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2384 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2386 2005-09-19 Richard Henderson <rth@redhat.com>
2388 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2391 2005-09-19 Richard Henderson <rth@redhat.com>
2393 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2394 (ia64_expand_dot_prod_v8qi): New.
2395 * config/ia64/ia64-protos.h: Update.
2396 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2397 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2398 sdot_prodv8qi, sdot_prodv4hi): New.
2399 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2401 2005-09-19 Richard Henderson <rth@redhat.com>
2404 * real.c (exact_real_truncate): Return false if the format cannot
2405 represent the number as a normal.
2407 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2408 for a memory source.
2410 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2412 * tree-ssa-operands.c (swap_tree_operands): Export.
2413 * tree.h (swap_tree_operands): Declare.
2414 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2415 Call swap_tree_operands.
2417 2005-09-19 Richard Henderson <rth@redhat.com>
2419 * tree-flow.h (merge_alias_info): Declare.
2420 * tree-ssa-copy.c (merge_alias_info): Export.
2421 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2422 (vect_create_data_ref_ptr): Use create_iv directly.
2423 (vectorizable_load): Use correct types for integer constants.
2424 (vect_generate_tmps_on_preheader): Likewise.
2425 (vect_gen_niters_for_prolog_loop): Likewise.
2427 2005-09-19 Steven Bosscher <stevenb@suse.de>
2429 PR rtl-optimization/23943
2430 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2432 2005-09-18 Jan Hubicka <jh@suse.cz>
2434 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2436 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2438 * varasm.c (output_constant): Do not abort on conversions to union
2439 types between different sizes.
2441 2005-09-18 Richard Guenther <rguenther@suse.de>
2444 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2447 2005-09-18 Paul Brook <paul@codesourcery.com>
2449 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2451 2005-09-17 Richard Henderson <rth@redhat.com>
2453 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2454 * tree-ssa-loop.c (pass_vect_dce): Remove.
2455 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2458 2005-09-17 Richard Henderson <rth@redhat.com>
2460 * tree-pass.h (pass_vect_dce): Declare.
2461 * passes.c (init_optimization_passes): Add it.
2462 * tree-flow.h (tree_ssa_dce): Declare.
2463 * tree-ssa-dce.c (tree_ssa_dce): Export.
2464 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2465 (gate_tree_vectorize): ... here.
2466 (pass_vect_dce): New.
2468 2005-09-17 Jan Hubicka <jh@suse.cz>
2470 * except.c (struct eh_status): Turn region_array into vec.
2471 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2472 convert_from_eh_region_ranges, find_exception_handler_labels,
2473 current_function_has_exception_handlers, assign_filter_values,
2474 build_post_landing_pads, dw2_build_landing_pads,
2475 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2476 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2477 foreach_reachable_handler, can_throw_internal_1,
2478 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2480 (duplicate_eh_region_1): Update region_array.
2481 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2483 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2486 * expmed.c (expand_mult): Substitute simple register for op0 when
2489 2005-09-17 Richard Henderson <rth@redhat.com>
2491 * expr.c (emit_move_via_integer): Add force argument, pass it on
2492 to emit_move_change_mode. Update callers.
2493 (emit_move_complex): Pass true to new force argument.
2494 * function.c (expand_function_end): Move expand_eh_return call
2495 earlier. Merge sub-word complex values into a pseudo before
2496 copying to the return hard register.
2498 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2500 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2501 between different sizes.
2503 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2507 * passes.c (init_optimization_passes): Register dump files for
2510 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2512 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2513 * config/s390/s390.c (s390_overlap_p): New function.
2514 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2515 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2518 2005-09-16 Richard Guenther <rguenther@suse.de>
2520 * ipa-pure-const.c (static_execute): Free auxiliar information.
2521 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2522 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2524 2005-09-15 DJ Delorie <dj@redhat.com>
2526 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2528 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2530 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2532 (swap_commutative_operands_with_target): New.
2534 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2536 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2539 (estimate_iters_using_array): New function.
2540 * tree-data-ref.h (estimate_iters_using_array): Prototype
2541 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2542 Use estimate_iters_using_array instead of analyze_array.
2544 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2546 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2549 2005-09-15 Michael Matz <matz@suse.de>
2551 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2553 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2555 PR tree-optimization/23835
2556 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2557 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2559 2005-09-14 Richard Henderson <rth@redhat.com>
2561 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2562 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2564 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2566 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2567 in the ARRAY_TYPE case.
2569 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2571 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2573 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2576 * tree-vect-transform.c (vectorizable_operation): Return false for
2577 scalar shift operations and for vector shift operations with
2578 non-invariant shift arguments. Use scalar tree operand op1 as
2579 a shift operand when vector shift insn pattern uses scalar shift
2581 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2583 2005-09-14 Olivier Hainque <hainque@adacore.com>
2585 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2586 value if it has side-effects.
2588 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2591 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2593 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2595 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2596 passed as NAME as if it were label at start of function code.
2598 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2600 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2603 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2605 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2606 as early clobber. Rewrite so the PIC register is not implicitly used.
2608 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2610 * tree.c (annotate_with_file_line): Compare line numbers before
2613 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2616 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2617 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2619 2005-09-13 Ian Lance Taylor <ian@airs.com>
2621 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2622 than a HOST_WIDEST_INT to gen_doloop_begin.
2624 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2626 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2628 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2630 PR tree-optimize/23817
2631 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2633 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2636 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2637 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2638 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2639 (restore_stack_nonlocal): Likewise.
2640 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2642 2005-09-12 Ian Lance Taylor <ian@airs.com>
2645 * c.opt (ffriend-injection): New C++ option.
2646 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2647 (C++ Dialect Options): Document -ffriend-injection.
2649 2005-09-12 Josh Conner <jconner@apple.com>
2652 * ipa-reference.c (static_execute): Don't mark variables in
2653 named sections TREE_READONLY.
2655 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2657 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2660 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2662 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2663 V_MUST_DEF instead of just the first_use_p.
2664 Don't mark the virtual variables for renaming on the statement which
2666 (pass_dse): Remove TODO_update_ssa.
2668 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2671 * stor-layout.c (compute_record_mode): For records with a single
2672 field, actually check the field's mode size against the type size.
2674 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2675 registers for TARGET_SHMEDIA.
2676 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2677 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2678 of GENERAL_REGS and FP_REGS.
2680 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2682 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2684 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2686 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2687 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2688 are omitted. Exclude stack_tie insn too.
2690 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2692 PR rtl-optimization/23098
2693 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2695 * config/rs6000/rs6000.md (movdf splitter): Use
2696 const_double_operand predicate for TARGET_POWERPC64.
2697 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2698 SYMBOL_REF method to ABI_V4.
2700 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2701 replace_equiv_address.
2702 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2703 rs6000_sr_alias_set and MEM_NOTRAP.
2704 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2706 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2708 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2709 handle CALL_EXPR again.
2711 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2713 * arm/predicates.md (alignable_memory_operand): Delete.
2715 2005-09-10 Richard Henderson <rth@redhat.com>
2718 * dbxout.c (dbxout_expand_expr): New.
2719 (dbxout_symbol): Use it.
2721 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2723 * arm.c (arm_gen_rotated_half_load): Delete.
2724 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2725 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2726 (thumb_set_return_address): Likewise.
2727 (thumb_load_double_from_address): Use adjust_address.
2728 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2729 (extendhsisi2_mem, movhi_bytes): Use change_address.
2730 (movhi): Use widen_memory_access.
2731 (reload_out_df): Use replace_equiv_address.
2732 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2734 2005-09-09 Richard Henderson <rth@redhat.com>
2737 * dbxout.c: Include expr.h.
2738 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2739 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2740 * Makefile.in (dbxout.o): Add EXPR_H.
2742 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2744 PR tree-optimization/23509
2745 * tree-cfg.c (replace_uses_by): Use replace_exp.
2746 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2747 pointers have name_mem_tag or type_mem_tag set.
2749 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2751 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2752 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2753 of wrongly accessing operands.
2755 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2757 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2758 * tree-chrec.c: Include tree-scalar-evolution.h.
2759 (chrec_convert): Instantiate the base and step before calling
2760 scev_probably_wraps_p that would fail on parametric evolutions.
2761 Collect all the fails into a single section failed_to_convert,
2762 print a diagnostic, and return chrec_dont_know instead of calling
2764 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2765 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2767 (scev_const_prop): Don't replace the definition of a loop closed ssa
2768 phi node by itself, or by another loop closed ssa phi node.
2769 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2770 that base and step are defined.
2772 2005-09-09 Richard Guenther <rguenther@suse.de>
2775 * fold-const.c (fold_ternary): Check truth_value_p before
2776 calling invert_truthvalue.
2778 2005-09-09 Nick Clifton <nickc@redhat.com>
2780 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2781 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2782 dimension of these arrays.
2783 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2785 * longlong.h: Only provide a prototype for the __clz_tab[] array
2786 if this header has not been included from libgcc2.h.
2787 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2789 Provide prototypes for exported functions.
2790 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2793 2005-09-08 Josh Conner <jconner@apple.com>
2797 * expr.c (expand_expr_addr_expr_1): Don't invoke
2798 expand_simple_binop for EXPAND_INITIALIZER.
2800 2005-09-08 Richard Henderson <rth@redhat.com>
2803 * toplev.c (wrapup_global_declaration_1): Split out ...
2804 (wrapup_global_declaration_2): ... from ...
2805 (wrapup_global_declarations): ... here. Return bool.
2806 (check_global_declaration_1): Split out ...
2807 (check_global_declarations): from here.
2808 (emit_debug_global_declarations): New.
2809 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2810 check_global_declaration_1, emit_debug_global_declarations): Declare.
2811 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2812 of decls. Call wrapup_global_declaration_1,
2813 wrapup_global_declaration_2, check_global_declaration_1 directly.
2814 (c_write_global_declarations_2): New.
2816 (c_write_global_declarations): Call c_write_global_declarations_2.
2817 * langhooks.c (write_global_declarations): Call
2818 emit_debug_global_declarations.
2820 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2821 remove decls that have DECL_RTL_SET_P.
2822 * passes.c (rest_of_decl_compilation): Invoke
2823 cgraph_varpool_finalize_decl for all but functions.
2825 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2827 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2828 the result of a conversion if the new min and max cannot be compared.
2830 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2832 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2833 (override_options): Setting s390_sr_alias_set removed.
2834 (save_fpr, save_gprs): Set alias set to vararg or frame.
2835 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2836 s390_sr_alias_set with get_frame_alias_set ().
2837 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2838 get_varargs_alias_set ().
2840 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2844 * c-parser.c (c_parser_objc_method_definition): If the next
2845 token is not "{", error out and don't start the function.
2847 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2849 * tree-vrp.c (extract_range_from_expr): Move the check for non
2850 nullness after the check for gimple invariant.
2852 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2854 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2856 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2859 * config/m32r.md (movmemsi_internal): Canonicalize order of
2860 operands in PLUS component of template.
2862 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2864 * reload1.c (fixup_eh_region_note): Remove assertion.
2865 (fixup_abnormal_edges): Reverted removal of call to
2866 find_many_sub_basic_blocks made on 2005-08-31.
2868 2005-09-07 Richard Henderson <rth@redhat.com>
2870 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2871 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2872 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2873 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2874 rearrange for better packing.
2875 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2876 (lookup_cfa_1): Remove inline marker.
2877 (cfa_equal_p): Split out of ...
2878 (def_cfa_1): ... here. Use INVALID_REGNUM.
2879 (build_cfa_loc): Handle !cfa->indirect.
2880 (frame_pointer_cfa_offset): New.
2881 (dbx_reg_number): Assert register elimination performed; do
2882 leaf register remapping.
2883 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2884 (eliminate_reg_to_offset): New.
2885 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2886 for verifiably local stack frame addresses; re-base to CFA.
2887 (mem_loc_descriptor): Remove can_use_fbreg argument.
2888 (concat_loc_descriptor, loc_descriptor): Likewise.
2889 (containing_function_has_frame_base): Remove.
2890 (rtl_for_decl_location): Don't do register elimination or
2891 leaf register remapping here.
2892 (secname_for_decl): Split out from ..
2893 (add_location_or_const_value_attribute): ... here.
2894 (convert_cfa_to_loc_list): New.
2895 (compute_frame_pointer_to_cfa_displacement): New.
2896 (gen_subprogram_die): Use them.
2897 * tree.h (frame_base_decl): Remove.
2898 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2899 (prologue_stack_adjust): Remove.
2900 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2901 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2902 (set_frame_base_location): Remove.
2903 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2904 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2905 (vt_add_function_parameters): Don't eliminate_regs.
2906 (vt_initialize): Don't create frame_base_decl.
2908 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2910 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2911 version of GNU binutils for 4.x and later.
2913 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2915 * ggc-page.c (ggc_push_context): Remove.
2916 (ggc_pop_context): Likewise.
2917 * ggc.h (ggc_push_context): Remove.
2918 (ggc_pop_context): Likewise.
2920 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2923 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2924 returning from an interrupt handler.
2926 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2929 * config/arc/arc.c (output_shift): Add check for loop count when
2932 2005-09-06 Steven Bosscher <stevenb@suse.de>
2934 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2936 (abs_replacement): Likewise.
2937 (pass_phiopt): Remove TODO_update_ssa.
2939 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2942 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2943 if "return with no value, in function returning non-void" warning
2945 * tree-cfg.c (execute_warn_function_return): Don't look at
2946 RETURN_EXPRs with TREE_NO_WARNING set.
2949 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2950 for internal functions doesn't use registers used by global registers
2951 variables. Use fewer register parameters if there are global register
2954 2005-09-06 Olivier Hainque <hainque@adacore.com>
2955 Eric Botcazou <ebotcazou@adacore.com>
2958 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2959 when we would be extracting outside its bit span (bitpos+bitsize
2960 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2961 Ada unchecked conversions.
2963 2005-09-06 Steven Bosscher <stevenb@suse.de>
2965 * tree-ssa-pre.c (try_look_through_load): New function.
2966 (compute_avail): Use it to try to look through loads for some
2967 more useful expressions.
2969 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2971 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2972 condition for detecting cases like (a&a) and (a^a).
2974 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2976 * common.opt: Add option ftree-vect-loop-version.
2977 * params.def: Add --param vect-max-version-checks.
2978 * doc/invoke.texi: Document ftree-vect-loop-version and
2979 --param vect-max-version-checks.
2980 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2981 may_misalign_stmts and defines for accessors.
2982 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2983 LOOP_VINFO_MAY_MISALIGN_STMTS.
2984 (destroy_loop_vec_info): VEC_free for
2985 LOOP_VINFO_MAY_MISALIGN_STMTS.
2986 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2987 Update documentation.
2988 (vect_update_misalignment_for_peel): New.
2989 (vect_enhance_data_refs_alignment): Update to choose loop
2990 peeling or loop versioning if appropriate for the (potentially)
2991 unaligned data references in the loop.
2992 (vect_analyze_data_refs_alignment): Remove call to
2993 vect_enhance_data_refs_alignment so the checks can be done
2995 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2996 and move up call to vect_analyze_data_refs_alignment.
2997 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2998 (vect_transform_loop): Add call to loop_version.
3000 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3002 PR rtl-optimization/23098
3003 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3004 * simplify-rtx.c (constant_pool_reference_p): New function.
3005 * rtl.h (constant_pool_reference_p): New prototype.
3006 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3007 constant_pool_reference_p in condition and
3008 avoid_constant_pool_reference in preparation statements.
3010 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3012 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3013 STRICT_LOW_PART SETs.
3015 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3018 * except.c (sjlj_emit_function_enter): Find the function begin
3019 note even when it's not in first basic block.
3021 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3023 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3024 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3025 * aclocal.m4: Regenerate.
3027 2005-09-05 DJ Delorie <dj@redhat.com>
3029 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3032 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3034 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3035 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3036 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3037 Follow spelling conventions.
3038 * doc/invoke.texi: Follow spelling conventions.
3040 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3042 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3043 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3044 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3046 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3049 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3050 (output_stack_adjust): Use gen_tmp_stack_mem.
3051 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3052 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3053 (sh_get_pr_initial_val): Likewise.
3054 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3055 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3056 * sh.md (divsi_inv_m0): Use gen_const_mem.
3057 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3058 (movdf_i4+1): Use gen_tmp_stack_mem.
3059 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3060 (fpu_switch+2): Likewise.
3061 (movv4sf_i, movv16sf_i): Use adjust_address.
3062 (symGOT_load): Set MEM_NOTRAP_P bit.
3064 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3067 * pa.c (emit_move_sequence): Fix typo in last change.
3069 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3071 PR rtl-optimization/23454
3072 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3075 2005-09-03 Richard Henderson <rth@redhat.com>
3076 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3079 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3082 2005-09-02 Nicolas Pitre <nico@cam.org>
3084 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3085 to bit_count to 32 bits.
3087 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3090 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3091 generating synthetic loads from volatile lvalues.
3093 005-09-02 Nick Clifton <nickc@redhat.com>
3095 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3096 __ctzhi2, __clzhi2): New functions.
3098 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3101 * tree-nested.c (struct var_map_elt): Mark with GTY.
3102 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3104 (lookup_field_for_decl): Allocate new element in GC memory.
3105 (lookup_tramp_for_decl): Likewise.
3106 (convert_nl_goto_reference): Likewise
3107 (create_nesting_tree): Allocate info in GC memory. Likewise for
3109 (free_nesting_tree): Free with ggc_free instead of free.
3110 (root): New static variable.
3111 (lower_nested_functions): Remove root as local variable. And zero out
3112 root at the end of the function.
3114 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3116 PR rtl-optimization/20365
3117 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3118 to short. New member ix.
3119 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3120 (simplify_plus_minus): Initialize ix members before calling qsort.
3122 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3124 PR tree-optimization/23626
3125 * tree-cfg.c (replace_uses_by): Clean up eh info.
3127 2005-09-01 DJ Delorie <dj@redhat.com>
3129 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3132 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3134 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3135 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3138 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3140 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3141 do not issue warning for a variable definition following
3144 2005-09-01 Richard Henderson <rth@redhat.com>
3147 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3148 conversion to CONST_VECTOR.
3150 2005-09-01 Richard Henderson <rth@redhat.com>
3153 * reload1.c (reload_as_needed): Check !CALL_P before calling
3154 fixup_eh_region_note.
3155 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3157 2005-09-01 DJ Delorie <dj@redhat.com>
3159 * varasm.c (output_constant): Let the target resolve
3160 conversions of addresses to non-default pointer sizes.
3162 2005-09-01 Nicolas Pitre <nico@cam.org>
3164 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3165 to alow matching ARM pre-indexed addressing mode.
3166 (arm_override_options): Remove now irrelevant comment.
3168 2005-09-01 Phil Edwards <phil@codesourcery.com>
3170 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3171 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3172 * config/i386/vxworks.h: Likewise.
3173 * config/i386/t-vxworksae: New file, for VxWorks AE.
3174 * config/i386/vxworksae.h: Likewise.
3176 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3178 PR tree-optimization/23410
3179 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3180 sequence is not wrapping during the first step.
3182 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3185 * dwarf2out.c (base_type_die): Compare char_type_node with
3186 TYPE_MAIN_VARIANT (type), not type.
3188 2005-09-01 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/15366
3191 * common.opt: Add -finline-functions-called-once.
3192 Put -fearly-inlining in alphabetically ordered place.
3193 * doc/invoke.texi: Document new option.
3194 * ipa-inline.c (cgraph_decide_inlining): Honour
3195 flag_inline_functions_called_once.
3197 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3199 PR rtl-optimization/23478
3200 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3201 (alloc_qty): Initialize it.
3202 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3203 (combine_regs): Combine also n_throwing_calls_crossed fields.
3204 (find_free_reg): Don't attempt to caller-save pseudos crossing
3205 calls that might throw.
3206 * global.c (struct allocno): Add throwing_calls_crossed field.
3207 (global_alloc): Revert 2005-08-22 change. Initialize
3208 throwing_calls_crossed.
3209 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3212 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3215 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3216 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3217 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3218 (and64_2_operand): Tweak to use predicate.
3219 (and_operand): Adjust for mask_operand changes.
3220 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3221 (print_operand): Likewise.
3222 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3223 (mask64_1or2_operand): Delete.
3224 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3225 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3226 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3227 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3228 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3229 (rotldi3_internal4): Likewise.
3230 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3231 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3232 (ashldi3_internal7): Likewise.
3233 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3234 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3235 (anddi3 split): Don't match mask64_operand.
3236 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3237 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3238 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3239 't' splitter predicate.
3240 (movdi_internal64 + 2): Revert 2005-06-11 change.
3242 2005-08-31 DJ Delorie <dj@redhat.com>
3244 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3245 (m32c_asm_integer): Add support for 32 bit pointers.
3247 2005-08-31 Richard Henderson <rth@redhat.com>
3249 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3250 component-like references for setting MEM_NOTRAP_P.
3252 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3253 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3255 2005-08-31 Richard Henderson <rth@redhat.com>
3257 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3258 into a pseudo before applying gen_lowpart.
3260 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3262 * doc/install.texi (Specific): Update cctools version required
3263 for full functionality.
3264 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3265 linkers as -macosx_version_min.
3267 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3270 * sh.c (print_operand, %R and %S): Add handling of floating point
3271 registers, memory, constants and invalid operands.
3273 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3275 * ipa-pure-const.c: Change dump name.
3277 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3280 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3281 to "reg_or_0_operand".
3282 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3284 2005-08-31 Dale Johannesen <dalej@apple.com>
3286 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3287 loops that count down.
3289 2005-08-31 Richard Henderson <rth@redhat.com>
3292 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3293 (fixup_eh_region_note): New.
3294 (reload_as_needed): Call it.
3295 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3296 don't call find_many_sub_basic_blocks; call verify_flow_info.
3297 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3298 (keep_stack_depressed): Likewise.
3299 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3301 2005-08-31 Richard Henderson <rth@redhat.com>
3303 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3306 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3308 * expr.c (expand_expr_real_1): Compare size of address
3309 mode to target's address mode size in deciding expansion of
3310 the constant address.
3312 2005-08-31 Richard Guenther <rguenther@suse.de>
3315 * expr.c (all_zeros_p): New function.
3316 (expand_expr_real_1): Handle the case of an all-zero
3317 non-addressable constructor separately.
3319 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3321 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3322 arguments, adjust all callers.
3323 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3325 2005-08-30 Richard Henderson <rth@redhat.com>
3328 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3329 whenever the mode sizes match.
3331 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3333 * calls.c (load_register_parameters): Fix comment typo.
3334 * expr.c (emit_push_insn): Comment formatting.
3336 2005-08-30 Ian Lance Taylor <ian@airs.com>
3338 * config/i386/x-cygwin (host-cygwin): Change dependency from
3339 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3341 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3343 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3346 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3349 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3350 call to ggc_collect.
3352 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3355 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3356 beginning. Remove $(INCLUDES) from all the rules, if following
3357 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3359 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3362 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3363 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3364 not constant, but maxlen is, don't set len to maxlen, rather
3365 set maxlen to len if len is a constant.
3367 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3369 PR tree-optimization/23475
3370 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3373 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3375 Fix PR middle-end/22455
3377 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3378 Checksum only the parts of the tree that exist for the tree code.
3380 2005-08-28 Dale Johannesen <dalej@apple.com>
3382 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3384 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3386 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3388 2005-08-28 Richard Henderson <rth@redhat.com>
3390 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3391 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3394 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3397 * builtins.c (get_memory_rtx): Don't strip nops
3398 in between COMPONENT_REFs.
3400 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3403 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3405 (gimplify_modify_expr): Check for zero sized types and gimplify the
3406 rhs and lhs as statements.
3408 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3411 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3412 state for return address column of signal frames.
3414 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3417 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3418 bytes >= 2 not bytes == 2.
3419 (expand_block_move): Same.
3421 2005-08-27 Richard Guenther <rguenther@suse.de>
3424 * config/i386/sse.md (sse2_movsd): Add missing closing
3427 2005-08-27 Paul Brook <paul@codesourcery.com>
3429 * genrecog.c (enum decision_type): Add DT_num_insns.
3430 (struct decision_test): Add u.num_insns.
3431 (add_to_sequence): Add DT_num_insns test.
3432 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3433 (write_cond, debug_decision_2): Ditto.
3434 (change_state): Assume peep2_next_insn never fails.
3435 Remove "afterward" argument.
3436 (write afterward, write_tree): Update to match.
3437 * recog.c (peep2_current_count): New variable.
3438 (peep2_next_insn): Check it.
3439 (peephole2_optimize): Set peep2_current_count.
3440 * recog.h (peep2_current_count): Declare.
3442 2005-08-26 Josh Conner <jconner@apple.com>
3445 * ipa-pure-const.c (check_tree): Check for volatile-ness
3446 when considering a dereference.
3448 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3450 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3452 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3454 PR rtl-optimization/23561
3455 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3456 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3457 at most LEN bytes long memory fits into the field.
3458 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3459 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3460 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3462 2005-08-26 Richard Henderson <rth@redhat.com>
3465 * loop.c (biased_biv_may_wrap_p): New.
3466 (maybe_eliminate_biv_1): Use it to suppress non-equality
3467 comparison transformations. Delete disabled code.
3469 2005-08-26 Ian Lance Taylor <ian@airs.com>
3471 * combine.c (make_extraction): Avoid reference outside object.
3473 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3475 * stor-layout.c (finalize_type_size): Restore behaviour for
3476 non-aggregate types to the status quo ante of the patch for
3477 pr 23467. Document why it matters.
3479 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3482 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3483 array by one element, initialize the BT_LAST element with NULL.
3485 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3487 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3488 optimizing for size.
3490 (compare_plus_eqsi): Same.
3491 (plus_eqsi_compare): Same.
3492 (neg_eq0<mode>): Same.
3493 (neg_eq<mode>): Same.
3495 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3498 2005-08-26 Nick Clifton <nickc@redhat.com>
3500 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3501 TARGET_EP is not defined.
3502 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3503 TARGET_EP is enabled.
3504 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3505 * config/v850/v850.md (save_all_interrupt): Only use the EP
3506 register if TARGET_EP is defined.
3507 (restore_all_interrupt): Likewise.
3508 * config/v850/lib1funcs.asm: Update functions so that the EP
3509 register is only used if __EP__ is defined.
3511 2005-08-26 David Ung <davidu@mips.com>
3513 * config/mips/mips.c (mips_expand_prologue): Handle case when
3514 generating for MIPS16 and the outgoing argument area is more than
3515 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3518 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3520 * config/crx/crx.md: Make doloop_end pattern usage controllable
3521 via mloop-nesting=<max-nesting> command line switch. Make sure
3522 the combiner cannot use doloop_end_<mode> in an illegal way.
3523 * config/crx/crx.c: Use regs up to r6 for argument passing.
3524 Refine crx_address_cost (non cst4 displacements are expensive).
3525 * config/crx/crx.opt: Add switch for mloop-nesting=.
3527 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3529 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3530 (UNSPEC_MVST): New constant.
3532 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3534 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3535 Reject operands containing eliminable registers.
3536 * testsuite/gcc.dg/20050825-1.c: New testcase.
3538 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3539 Jan Hubicka <jh@suse.cz>
3541 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3543 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3545 PR tree-optimization/23546
3546 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3549 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3551 * params.def (PARAM_MIN_SPEC_PROB): New.
3552 * sched-rgn.c (MIN_PROBABILITY): Delete.
3553 (compute_trg_info): Convert to PARAM_VALUE.
3554 * doc/invoke.texi (param): Document min-spec-prob.
3556 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3558 * config/darwin.h: define __PIC__
3559 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3560 TARGET_OS_CPP_BUILTINS macro.
3562 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3564 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3567 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3569 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3571 * cfghooks.c (duplicate_block): Added position where to place
3572 new block as argument.
3573 * cfghooks.h (duplicate_block): Declaration changed.
3574 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3576 * cfglayout.h (copy_bbs): Declaration changed.
3577 * cfgloop.h (loop_version): Declaration changed.
3578 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3579 position to copy_bbs.
3580 (loop_version): Pass position to duplicate_loop_to_header_edge.
3581 Add place_after argument and position new blocks according to
3583 * modulo-sched.c (sms_schedule): Pass place_after argument
3585 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3586 * tree-cfg.c (split_edge_bb_loc): New function.
3587 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3588 to determine position of new blocks.
3589 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3591 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3592 argument to duplicate_block.
3593 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3594 Pass position to copy_bbs.
3596 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3598 * fold-const.c (ptr_difference_const): Use
3599 cst_and_fits_in_hwi instead of host_integerp.
3601 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3603 * config/darwin.c (gen_pic_offset): New.
3604 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3607 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3609 PR tree-optimization/23486
3610 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3612 2005-08-23 Phil Edwards <phil@codesourcery.com>
3614 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3615 remove use_collect2.
3616 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3618 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3619 configuration files to override the default value.
3621 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3622 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3623 * config/vx-common.h: New file, split out from...
3624 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3625 * config/vxworksae.h: New file, for VxWorks AE.
3626 * config/vxworks.opt: New file.
3627 * config/vxlib.c: Update for VxWorks 6.
3629 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3630 other MULTILIB_* variables appropriately.
3631 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3632 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3633 * config/rs6000/vxworks.h: Update for VxWorks 6.
3634 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3636 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3639 * config/darwin.c (machopic_select_section): Remove the hack to
3640 mark "::operator new" and "::operator delete" for coalescing
3641 even though they are not weak.
3643 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3645 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3646 * configure: Regenerate.
3648 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3651 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3653 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3654 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3657 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3659 * config/rs6000/predicates.md (equality_operator): New.
3660 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3661 comparison with a large constant.
3663 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3665 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3667 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3669 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3670 registers is even, and we have a hardware double precision fp,
3672 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3673 size of current argument when checking if argument was passed in
3676 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3679 * stor-layout.c (finalize_type_size): Dont override
3680 existing alignment with a smaller alignment from the mode.
3682 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3684 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3685 * lambda.h (lambda_vector_lexico_pos): ... here.
3686 * tree-data-ref.c (build_classic_dist_vector): Return false when
3687 the distance vector is lexicographically negative.
3689 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3691 PR tree-optimization/23511
3692 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3693 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3695 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3697 PR tree-optimization/22043
3698 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3699 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3700 If ALLOW_FLEXARR, handle types ending with flexible array member.
3701 Pass false as second argument to recursive count_type_elements calls.
3702 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3703 argument to count_type_elements call.
3704 * tree-sra.c (decide_block_copy): Likewise.
3705 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3706 for a constant-sized object, set cleared as well. Pass true as
3707 second argument to count_type_elements call.
3709 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3712 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3713 from legitimate_small_data_p, and make global. Update use.
3714 Remove forward declaration.
3715 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3717 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3719 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3721 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3722 of scratch intermediates.
3723 (eq<mode>_compare): Same.
3724 (neg_eq0<mode>): New.
3725 (neg_eq<mode>): Convert to define_insn_and_split.
3727 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3730 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3731 stdarg functions, set/clear the fp marker even when no variable
3733 * config/rs6000/sysv4.opt (mprototype): Describe.
3735 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3737 PR rtl-optimization/23478
3738 * regs.h (reg_info): Add throw_calls_crossed.
3739 (REG_N_THROWING_CALLS_CROSSED): Define.
3740 * flow.c (allocate_reg_life_data): Initialize
3741 REG_N_THROWING_CALLS_CROSSED.
3742 (propagate_one_insn, attempt_auto_inc): Update
3743 REG_N_THROWING_CALLS_CROSSED.
3744 * global.c (global_alloc): Don't allocate pseudos across
3745 calls that may throw.
3747 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3750 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3751 value is inbetween the range if we did not find an exact match.
3753 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3755 * doc/invoke.texi (Option Summary): Add ms1 options.
3756 * doc/extend.texi: Document interrupt handler attribute for ms1.
3757 * doc/md.texi: Document ms1 constraints.
3758 * config.gcc: Add ms1-*-elf.
3759 * config/ms1/ms1.h: New.
3760 * config/ms1/ms1.c: New.
3761 * config/ms1/ms1.md: New.
3762 * config/ms1/ms1-protos.h: New.
3763 * config/ms1/ABI.txt: New.
3764 * config/ms1/crti.asm: New.
3765 * config/ms1/crtn.asm: New.
3766 * config/ms1/lib2extra-funcs.c: New.
3767 * config/ms1/t-ms1: New.
3768 * config/ms1/ms1.opt: New.
3770 2005-08-22 Ira Rosen <irar@il.ibm.com>
3772 * config/rs6000/altivec.md (xorv4sf3): New.
3773 (negv4sf2, neg<mode>2): Likewise.
3775 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3778 * config/ia64/ia64.md (divsi3): Check divide by zero.
3779 (udivsi3): Likewise.
3781 (udivdi3): Likewise.
3783 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3785 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3786 up to elem_bitsize bits, not max_bitsize.
3788 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3790 PR tree-optimization/23433
3791 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3792 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3794 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3796 PR tree-optimization/23434
3797 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3798 the iteration bound is not an INTEGER_CST.
3800 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3802 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3803 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3804 NULL if need_epilog_adjust is false.
3805 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3806 Case 3 always peels first itration, not just for PLUS case, and no need
3807 to use scalar_initial_def here. Create an epilog adjustment only if
3808 scalar_initial_def is not NULL.
3810 (vectorizable_reduction): Remove assert.
3812 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3815 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3816 (__moddi3): Likewise.
3817 (__udivdi3): Likewise.
3818 (__umoddi3): Likewise.
3819 (__divsi3): Likewise.
3820 (__modsi3): Likewise.
3821 (__udivsi3): Likewise.
3822 (__umodsi3): Likewise.
3824 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3826 * tree-pass.h (TDF_GRAPH): Define.
3827 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3828 * passes.c (finish_optimization_passes): Only call
3829 finish_graph_dump_file if TDF_GRAPH is set.
3830 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3831 NULL. Set TDF_GRAPH bit.
3832 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3834 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3836 * arm.h (arm_stack_offsets): Add locals_base field.
3837 * arm.c (arm_get_frame_offsets): Compute it.
3838 (thumb_compute_initial_elimination offset): Make the Thumb frame
3839 pointer point to the base of the local variables.
3840 (thumb_expand_prologue): Update accordingly.
3841 (thumb_expand_epilogue): Likewise.
3843 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3844 mode of clobbered scratch to DImode. Handle a case that's known to
3847 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3849 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3850 (gt0<mode>_compare): Delete.
3851 (neg_gt0<mode>): Delete.
3853 2005-08-19 Eric Christopher <echristo@apple.com>
3855 * optabs.h: Change CTI_ to COI_.
3858 2005-08-19 James E Wilson <wilson@specifix.com>
3860 * builtins.c (expand_builtin_return_addr): Set
3861 current_function_accesses_prior_frames when count != 0. Use
3862 frame_pointer_rtx when count == 0.
3863 * function.h (struct function): Add accesses_prior_frames field.
3864 (current_function_accesses_prior_frames): Define.
3865 * reload1.c (init_elim_table): Check
3866 current_function_accesses_prior_frames.
3867 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3869 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3871 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3872 indicator. Return true if the flowgraph changed during
3875 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3878 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3879 conditional expression before testing its value.
3881 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3883 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3885 2005-08-19 Devang Patel <dpatel@apple.com>
3887 PR tree-optimization/23048
3888 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3889 third parameter. Check whether latch is dominated by exit
3891 (if_convertible_loop_p): Supply exit block itself to
3892 if_convertible_bb_p.
3894 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3897 * arm.md (arm_load_pic_register): Change argument to the mask of
3898 saved registers. Call thumb_find_work_register if we need a
3899 scratch register on Thumb.
3900 (arm_expand_prologue): Pass empty register set to
3901 arm_load_pic_register.
3902 (thumb_expand_prologue): Pass live_regs_mask directly to
3903 arm_load_pic_register.
3904 * arm-protos.h (arm_load_pic_register): Update prototype.
3906 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3908 * sh.c (find_sole_member): New function.
3909 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3910 if the record's alignment is larger than the size of its only member.
3912 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3915 * arm.c (thumb_legitimize_reload_address): New function.
3916 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3917 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3919 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3921 * config/crx/crx.c: Implement crx_decompose_address. Reject
3922 symbolic displacements since CRX register relative adressing
3923 mode can't handle unsigned 32-bit values as displacements.
3924 * config/crx/crx.h: Simplify definitions, remove redundant
3925 parenthesis and obsolete macros.
3926 * config/crx/crx.opt: Add new switch for debugging addresses.
3927 * config/crx/crx-protos.h: Add new declarations for above.
3929 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3932 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3935 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * collect2.c (dup2): Delete.
3938 * configure.ac: Don't check for dup2.
3940 * config.in, configure: Regenerate.
3942 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3944 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3945 record with the type of its only member.
3947 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3949 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3950 define_insn_and_split.
3951 (plus_ltu<mode>_compare): Same.
3952 (gtu<mode>_compare): Same.
3953 (plus_gtu<mode>_compare): Same.
3955 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3957 PR tree-optimization/22228
3958 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3960 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3961 are recorded in vect_vnames_to_rename for renaming.
3962 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3963 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3964 in vect_vnames_to_rename.
3965 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3966 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3968 2005-08-18 Jan Hubicka <jh@suse.cz>
3971 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3972 info only for local statics, not for member variables.
3974 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3976 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3978 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3980 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3982 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3985 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3987 2005-08-17 James E Wilson <wilson@specifix.com>
3989 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3992 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3994 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3995 (leu<mode>_compare): Same.
3996 (plus_leu<mode>): Same.
3997 (neg_leu<mode>): Same.
3998 (and_neg_leu<mode): Same.
3999 (ltu<mode>_compare): Same.
4000 (plus_ltu<mode>): Same.
4002 (geu<mode>_compare): Same.
4003 (plus_geu<mode>): Same.
4004 (neg_geu<mode>): Same.
4005 (and_neg_geu<mode>): Same.
4006 (plus_gt<mode>): Same.
4007 (gtu<mode>_compare): Same.
4008 (plus_gtu<mode>): Same.
4010 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4012 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4013 Move call_table_data to end. Delete spurious .text.
4014 (callt_save_all_interrupt): Fix comment typo.
4016 2005-08-17 James E Wilson <wilson@specifix.com>
4017 Kevin Winchester <winchester@amirix.com>
4020 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4022 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4025 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4026 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4028 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4030 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4031 record with the type of its only member if the modes don't match.
4033 * varasm.c (decode_reg_name): Skip empty additional register names.
4035 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4037 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4038 lsm_tmp_name_length): New.
4039 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4040 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4042 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4043 Andreas Krebbel <krebbel1@de.ibm.com>
4045 * config.gcc: Added z9-109 switch.
4046 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4047 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4048 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4049 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4050 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4051 for "z9_109" cpu attribute.
4052 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4053 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4054 (s390_handle_arch_option): Added z9-109 switch.
4055 (override_options): Set respective cost function for z9-109.
4056 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4057 (legitimate_reload_constant_p): Accept extended immediates.
4058 (print_operand): Three new output modifiers added: k, m and o.
4059 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4060 (s390_output_mi_thunk): Use extended immediate when possible.
4061 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4062 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4063 (CONSTRAINT_LEN): Added length of O constraint.
4064 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4065 * config/s390/s390.md ("cpu"): New value z9_109 added.
4066 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4067 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4068 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4069 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4070 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4071 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4072 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4073 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4074 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4075 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4076 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4077 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4078 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4079 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4080 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4082 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4083 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4084 insns for TARGET_EXTIMM.
4086 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4088 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4090 2005-08-17 Nick Clifton <nickc@redhat.com>
4092 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4093 Call default_encode_section_info.
4095 2005-08-17 Steven Bosscher <stevenb@suse.de>
4097 PR tree-optimization/21574
4098 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4099 constant, return CONSTANT.
4100 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4101 (ccp_fold, visit_assignment): Likewise.
4102 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4104 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4106 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4107 fold_buildN instead of buildN then fold_initializer or fold.
4108 (build_unary_op): Likewise.
4109 (build_binary_op): Likewise.
4110 * fold-const.c (fold_initializer): Remove.
4111 (fold_build1_initializer): New function.
4112 (fold_build2_initializer): New function.
4113 (fold_build3_initializer): New function.
4114 * tree.h (fold_initializer): Remove.
4115 (fold_build1_initializer): New function.
4116 (fold_build2_initializer): New function.
4117 (fold_build3_initializer): New function.
4119 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4121 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4122 (try_move_mult_to_index): Call fold_build2 instead of build2.
4123 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4124 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4125 fold_binary_to_constant.
4126 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4128 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4129 check if A == gcd (A, B). Remove TYPE argument.
4130 (analyze_offset) Use fold_build2 instead of fold (build.
4131 (create_data_ref): Likewise.
4132 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4133 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4136 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4138 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4139 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4141 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4144 * gimplify.c (zero_sized_type): New function.
4145 (gimplify_modify_expr_rhs): If we have a zero sized type,
4146 replace the statement with an empty statement.
4148 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4153 2005-08-16 Ian Lance Taylor <ian@airs.com>
4155 * doc/tm.texi (Label Output): Correct typo.
4157 2005-08-16 Steven Bosscher <stevenb@suse.de>
4160 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4161 force_operand will work later on using have_insn_for.
4163 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4165 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4167 2005-08-16 Ian Lance Taylor <ian@airs.com>
4170 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4171 vector type, don't try to construct it element by element. Add an
4172 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4174 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4176 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4178 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4180 * doc/invoke.texi (Precompiled Headers): Document some more options
4181 which are known to be safe.
4183 2005-08-16 James E Wilson <wilson@specifix.com>
4185 PR tree-optimization/21105
4186 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4187 TREE_OVERFLOW check.
4189 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4191 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4192 (neg_ltu<mode>): Same.
4194 (neg_gtu<mode>): Same.
4196 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4198 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4199 (fold_builtin_isdigit): Use fold_buildN.
4200 (build_function_call_expr): Likewise.
4201 * c-typeck.c (c_finish_loop): Likewise.
4203 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4204 Richard Shann <rshann@superh.com>
4206 PR middle-end/20396:
4207 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4209 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4211 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4213 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4216 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4217 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4220 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4223 * fold-const.c (build_range_check): Disable optimization for function
4224 pointer expressions on targets that require function pointer
4227 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4229 * simplify-rtx.c (simplify_const_relational_operation): When
4230 extracting arguments of a COMPARE, recompute the mode as well.
4232 2005-08-15 Ian Lance Taylor <ian@airs.com>
4234 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4236 2005-08-15 DJ Delorie <dj@redhat.com>
4238 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4240 (movsi_splittable): Allow, but split, moves to the stack.
4241 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4244 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4246 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4247 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4248 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4250 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4251 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4252 Delete HOST_PTR_PRINTF.
4254 * configure, config.in: Regenerate.
4256 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4258 * config/rs6000/rs6000.md (QHSI): New mode macro.
4259 (wd): Extend mode attr for QImode and HImode
4260 (dbits): New mode attr.
4261 (zero_extend<mode>di2): Convert to mode macro.
4263 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4266 * doc/invoke.texi (-mgnu-ld): Update description.
4269 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4272 * Makefile.in (tree-chrec.o): Depends on real.h.
4273 * tree-chrec.c: Include real.h.
4274 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4275 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4276 * tree-scalar-evolution.c (add_to_evolution_1,
4277 interpret_rhs_modify_expr): Ditto.
4279 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4282 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4283 step is negative compute the estimation from init downwards to zero.
4285 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4287 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4289 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4291 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4293 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4294 Accept double-word constants that can be split.
4295 * config/s390/s390.md ("movti"): Use 'P' constraint.
4296 ("*movdi_31", "*movdf_31"): Likewise.
4298 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4300 Fix PR tree-optimization/22615
4302 * tree-ssa-structalias.c (solution_set_add): Handle
4303 first_vi_for_offset returning NULL.
4304 (do_da_constraint): Ditto.
4305 (do_sd_constraint): Ditto.
4306 (do_ds_constraint): Ditto
4307 (find_func_aliases): Ditto.
4308 (build_constraint_graph): RHS is allowed be ANYTHING.
4309 (first_vi_for_offset): Return NULL if we couldn't find anything at
4312 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4314 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4315 over memory as first operand.
4317 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4321 available for setting it.
4323 2005-08-14 Ira Rosen <irar@il.ibm.com>
4325 PR tree-optimization/23320
4326 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4327 data-refs' types instead of base object nullness. Add check for
4328 pointer type data-refs before first location comparison. Remove
4331 2005-08-14 Andreas Schwab <schwab@suse.de>
4333 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4335 2005-08-13 James E Wilson <wilson@specifix.com>
4337 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4338 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4339 -fstack-protector-all, --param ssp-buffer-size): Document.
4340 (-Wvariadic-macros): Alphabetize.
4341 (-fsched-stalled-insns-dep): Add missing 'f'.
4343 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4346 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4348 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4349 or indirect address operand.
4350 (EXTRA_ADDRESS_CONSTRAINT): New.
4351 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4353 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4355 PR tree-optimization/22236
4356 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4357 successors and predecessors.
4358 * tree-chrec.c (chrec_convert): Before converting, check that
4359 sequences don't wrap.
4360 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4361 (analyze_array): Extern.
4362 (find_data_references_in_loop): Remove call to
4363 compute_estimated_nb_iterations.
4364 * tree-data-ref.h (analyze_array): Declared.
4365 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4366 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4367 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4368 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4370 * tree-ssa-loop-ivcanon.c: Fix documentation.
4371 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4372 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4373 (infer_loop_bounds_from_undefined): New.
4374 (estimate_numbers_of_iterations_loop): Use
4375 infer_loop_bounds_from_undefined.
4376 (used_in_pointer_arithmetic_p): New.
4377 (scev_probably_wraps_p): Pass an extra parameter. Call
4378 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4379 (convert_step): Fix documentation.
4380 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4381 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4382 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4383 scev_probably_wraps_p.
4385 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4387 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4388 (s390_register_info): Ignore clobbered_regs information for fixed
4389 registers, and only fixed registers.
4390 (s390_init_frame_layout): Remove redundant call.
4392 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4394 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4395 description of -Wold-style-casts.
4397 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4398 Jakub Jelinek <jakub@redhat.com>
4400 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4401 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4402 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4403 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4404 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4405 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4406 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4407 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4408 ("stack_protect_set", "stack_protect_test"): New expanders.
4409 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4410 "stack_protect_testdi"): New insn definitions.
4412 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4414 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4416 2005-08-12 Paul Brook <paul@codesourcery.com>
4418 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4420 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4422 * config/s390/predicates.md (setmem_operand): New predicate.
4423 (shift_count_operand): Accept ANDs with special constants as
4425 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4426 with special constants.
4427 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4428 shift_count_operand with setmem_operand.
4430 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4432 * config/s390/s390.c (s390_extract_part, s390_single_part):
4434 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4435 (s390_output_mi_thunk): Don't use lg on 31 bit.
4436 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4437 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4439 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4441 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4442 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4443 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4444 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4445 with one of the new macros.
4447 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4449 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4450 Don't set save_return_addr_p.
4451 (s390_register_info): Make clobbered_regs not depending on
4454 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4456 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4457 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4459 2005-08-11 James E. Wilson <wilson@specifix.com>
4461 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4463 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4465 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4466 locations gathered by var-tracking in single entry loc_list
4467 over loc_descriptor_from_tree.
4469 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4470 pass it down to loc_descriptor.
4471 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4472 (containing_function_has_frame_base): Move earlier in the file.
4473 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4474 instead of always assuming fbreg can't be used.
4476 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4478 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4479 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4480 Accept address wrapped in AND for Altivec.
4481 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4482 Strip AND wrapping offset address for Altivec.
4484 2005-08-11 Richard Henderson <rth@redhat.com>
4487 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4488 before using TYPE_IS_SIZETYPE.
4490 2005-08-11 Richard Henderson <rth@redhat.com>
4493 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4494 insn types not present on ev4.
4495 (alphaev5_insn_pipe): Similarly.
4497 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4500 * arm.c (arm_override_options): If the user has selected callee-super-
4501 interworking, then enable normal interworking.
4503 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4505 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4508 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4510 * doc/rtl.texi: Fix two typos.
4512 2005-08-11 Richard Guenther <rguenther@suse.de>
4515 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4516 cases where we call to/from functions returning void.
4518 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4521 * tree.c (build_pointer_type_for_mode): Robustify.
4523 2005-08-10 James E Wilson <wilson@specifix.com>
4525 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4526 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4528 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4531 2005-08-10 Eric Christopher <echristo@apple.com>
4533 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4534 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4537 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4540 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4541 for the high part when generating dynamic-no-pic code.
4543 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4545 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4546 (x86_64-*-linux*): Likewise.
4548 * config/i386/crtfastmath.c: New file.
4549 * config/i386/t-crtfm: Likewise.
4551 * config/i386/linux.h (ENDFILE_SPEC): New.
4552 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4554 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4557 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4559 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4560 (vec_shl, vec_shr): Document new operations.
4561 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4563 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4565 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4566 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4567 change predicate to indexed_or_indirect_address.
4569 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4571 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4572 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4573 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4574 and __aeabi_uwrite8.
4575 * config/arm/unaligned-funcs.c: New file.
4576 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4578 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4580 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4582 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4583 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4585 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4586 * final.c (pass_shorten_branches): Add dump.
4587 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4588 (pass_life): Rename dump.
4589 (rest_of_handle_flow2): Remove initial verify_flow_info.
4590 * function.c (pass_instantiate_virtual_regs): Add dump.
4591 * integrate.c (pass_initial_value_sets): Add dump.
4592 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4593 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4594 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4595 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4596 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4597 gate_rtl_unrool_and_peel_loops): New.
4598 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4599 rtl_doloop): Do not look at flags.
4600 * mode-switching.c (pass_mode_switching): Add dump.
4601 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4602 pass_split_before_regstack): Add dump.
4603 * regmove.c (pass_stack_adjustments): Add dump.
4604 * tree-optimize.c (pass_fixup_cfg): Add dump.
4606 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4609 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4610 deciding which instruction sequence to use.
4612 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4614 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4615 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4617 2005-08-09 Richard Guenther <rguenther@suse.de>
4619 * c-common.c (builtin_function_2): Remove.
4620 (def_builtin_1): New function.
4621 (c_common_nodes_and_builtins): Use def_builtin_1 to
4622 build builtin functions.
4624 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4626 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4627 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4628 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4631 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4633 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4634 fold_binary instead of fold_build2 since we don't care about the
4636 (loop_niter_by_eval): Likewise.
4637 (compare_trees): Likewise.
4638 (proved_non_wrapping_p): Likewise.
4640 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4644 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4645 if the if is really empty.
4647 2005-08-09 Steven Bosscher <stevenb@suse.de>
4649 PR tree-optimization/23234
4650 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4651 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4652 argument of the new enum.
4653 (execute_cse_reciprocals): Add reciprocals for function arguments
4654 on the unique successor edge of the entry block. Update other calls
4655 to execute_cse_reciprocals_1.
4657 2005-08-08 Richard Henderson <rth@redhat.com>
4660 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4662 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4664 * expr.c (write_complex_part): Return after handling MEM.
4666 2005-08-08 Josh Conner <jconner@apple.com>
4668 PR rtl-optimization/23241
4669 * combine.c (simplify_comparison): Fix error in determining
4670 whether to lift a subreg from comparison.
4672 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4675 * config/rs6000/altivec.md (vec_init<mode>): New.
4676 (vec_set<mode>): New.
4677 (vec_extract<mode>): New.
4678 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4679 (rs6000_expand_vector_set): New.
4680 (rs6000_expand_vector_extract): New.
4681 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4682 for Altivec modes before reload.
4683 (altivec_expand_vec_init_builtin): New.
4684 (get_element_number): New.
4685 (altivec_expand_vec_set_builtin): New.
4686 (altivec_expand_vec_ext_builtin): New.
4687 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4689 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4691 * config/rs6000/rs6000.h (rs6000_builtins): Add
4692 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4693 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4694 * config/rs6000/rs6000-protos.h: Declare new functions.
4696 2005-08-08 Jan Hubicka <jh@suse.cz>
4698 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4699 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4700 * i386.md (movdi*): Use pic_32bit_operand.
4701 * predicates.md (pic_32bit_operand): New.
4703 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4706 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4708 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4710 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4711 (test_for_singularity): Use fold_build2.
4713 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4715 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4717 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4719 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4720 (COMMON_ASM_OP) Define.
4721 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4722 (ix86_encode_section_info): Likewise.
4723 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4724 SUBTARGET_ENCODE_SECTION_INFO.
4726 2005-08-06 Richard Henderson <rth@redhat.com>
4729 * tree-nested.c (convert_local_reference): Save and restore val_only
4730 around component_ref and friends. Clear walk_subtrees by default.
4732 2005-08-06 Peter O'Gorman <peter@pogma.com>
4735 * gcc.c (process_command): Check the argument to -b has a dash.
4736 * doc/invoke.texi: Update -b and -V docs.
4738 2005-08-06 James E Wilson <wilson@specifix.com>
4740 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4742 2005-08-06 Michael Matz <matz@suse.de>
4744 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4745 member only if only one insn is associated with the value.
4747 2005-08-06 Nick Clifton <nickc@redhat.com>
4749 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4751 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4752 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4753 Check symbol flags instead of symbol name mangling.
4754 (xstormy16_asm_output_aligned_common): Likewise. Also
4755 simplify code since the bss100_section cass is the only case
4756 where the below100 code will be triggered.
4757 (xstormy16_encode_section_info): Encode below100 attribute
4758 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4760 (xstormy16_strip_name_encoding): Delete - this function is no
4762 (TARGET_STRIP_NAME_ENCODING): Undefine.
4763 * config/stormy16/stormy16-protos.h: Delete prototype for
4764 xstormy16_strip_name_encoding.
4766 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4768 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4769 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4770 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4771 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4772 config/alpha/predicates.md, config/arc/arc.h,
4773 config/arm/arm.h, config/arm/ieee754-df.S,
4774 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4775 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4776 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4777 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4778 config/m68hc11/m68hc11.h, config/mips/mips.c,
4779 config/mips/mips.h, config/mips/openbsd.h,
4780 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4781 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4782 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4783 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4784 config/sparc/linux.h, config/sparc/linux64.h,
4785 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4786 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4787 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4788 typos. Follow spelling conventions.
4790 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4793 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4794 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4795 specially. Check for side effects only for COND_EXPR.
4796 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4797 return with TREE_NO_WARNING.
4799 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4801 PR rtl-optimization/23233
4802 * loop.c (combine_movables): Require the modes to be the same.
4803 (move_movables): Remove handling of cases where the replacement
4804 had a different mode to the original.
4806 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4808 PR tree-optimization/23128
4809 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4810 subtraction wrap, and set TREE_OVERFLOW if they do.
4812 2005-08-05 Richard Henderson <rth@redhat.com>
4815 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4816 FORCED_LABEL labels.
4818 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4821 * reload.c (find_reloads_subreg_address): Pass down TYPE
4822 unchanged. Change all callers except find_reloads_toplev.
4824 2005-08-05 Michael Matz <matz@suse.de>
4826 * genattrtab.c (current_alternative_string): Remove.
4827 (SIMPLIFY_ALTERNATIVE): Ditto.
4828 (attr_alt_bit_p): Ditto.
4829 (alternative_name): Make const char *.
4830 (evaluate_eq_attr): Remove use of above things.
4831 (simplify_test_exp): Ditto.
4832 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4833 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4835 2005-08-04 James E Wilson <wilson@specifix.com>
4837 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4838 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4839 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4840 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4841 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4843 2005-08-04 Richard Henderson <rth@redhat.com>
4846 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4847 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4848 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4849 if we'd have to instantiate too many members.
4851 2005-08-04 Richard Henderson <rth@redhat.com>
4854 * tree-outof-ssa.c (coalesce_asm_operands): New.
4855 (coalesce_ssa_name): Use it. Split out ...
4856 (coalesce_phi_operands, coalesce_result_decls): ... these.
4858 2005-08-04 Paul Brook <paul@codesourcery.com>
4860 * read-rtl.c (read_quoted_string): Break if EOF.
4862 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4864 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4865 (fold_build2): Likewise.
4866 (fold_build3): Likewise.
4867 (fold_build1_stat): New function prototype.
4868 (fold_build2_stat): Likewise.
4869 (fold_build3_stat): Likewise.
4870 * fold-const.c (fold_build1): Rename to ..
4871 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4872 through to build1_stat.
4873 (fold_build2): Rename to ..
4874 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4875 through to build2_stat.
4876 (fold_build3): Rename to ..
4877 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4878 through to build3_stat.
4880 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4881 Ian Lance Taylor <ian@airs.com>
4883 * function.c (assign_stack_local_1): Do not correct stack slot
4884 address if allocation size is smaller than mode size.
4886 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4889 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4890 (tree_merge_blocks): Propagate anything allowed by
4892 Clarify documentation.
4893 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4894 SSA form, schedule an update if necessary.
4896 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4898 * doc/install.texi (Binaries): Remove broken link to
4899 Sinix/Reliant Unix binaries.
4901 2005-08-03 Richard Henderson <rth@redhat.com>
4904 * function.c (stack_protect_epilogue): Export.
4905 * tree.h (stack_protect_epilogue): Declare.
4906 * calls.c (expand_call): Call it.
4908 2005-08-03 Eric Christopher <echristo@apple.com>
4910 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4911 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4914 2005-08-04 Jan Hubicka <jh@suse.cz>
4916 * profile.c (branch_prob): Split edges with goto locus on them
4917 to get proper line counts.
4918 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4920 2005-08-03 Paul Brook <paul@codesourcery.com>
4922 * function.c (assign_parms): Round current_function_args_size
4923 to PARM_BOUNDARY, not STACK_BOUNDARY.
4925 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4927 * config/i386/i386.c (x86_elf_aligned_common)
4928 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4930 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4932 PR tree-optimization/23157
4933 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4934 before emitting them.
4936 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4938 PR tree-optimization/19899
4939 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4940 * tree-scalar-evolution.c: Include real.h.
4941 (add_to_evolution): Build constant -1 of correct type.
4943 2005-08-03 Jan Hubicka <jh@suse.cz>
4945 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4946 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4947 profile updating for complette unrolling.
4948 * loop-unroll.c (peel_loop_completely): Use it.
4949 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4950 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4953 2005-08-03 Paul Brook <paul@codesourcery.com>
4955 * combine.c (can_change_dest_mode): New function.
4956 (try_combine, simplify_set): Use it.
4958 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4960 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4963 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4965 * doc/install.texi (Specific): Adjust link to openavr.org.
4966 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4967 (Binaries): Adjust HP-UX Porting Center link.
4968 (Binaries): Adjust Free Software Foundation ordering link.
4970 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4972 * convert.c (convert_to_integer): Use fold_build1 instead of
4973 build1 when converting an integer to an integer.
4975 2005-08-02 Richard Henderson <rth@redhat.com>
4977 * combine.c (combine_instructions): Don't use reg_equal/equiv
4978 results if the mode doesn't match.
4980 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4982 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4983 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4985 2005-08-02 Richard Henderson <rth@redhat.com>
4988 * explow.c (memory_address): Remove special-case for
4989 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4991 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4994 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4995 number of calls to cleanup_tree_cfg_1.
4997 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4999 * doc/invoke.texi: document file extensions .F90 and .F95
5001 2005-08-02 Richard Guenther <rguenther@suse.de>
5003 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5004 positive if its first argument is positive.
5006 2005-08-02 Richard Guenther <rguenther@suse.de>
5008 PR tree-optimization/23177
5009 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5012 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5014 PR tree-optimization/23129
5015 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5016 varying for divisions with anti-ranges.
5018 2005-08-02 Jan Hubicka <jh@suse.cz>
5020 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5021 * tree-ssa-threadupdate.c (thread_block): Add it here.
5023 2005-08-01 James E Wilson <wilson@specifix.com>
5025 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5026 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5027 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5029 * config/mips/predicates.md (const_call_insn_operand): Add check for
5030 SYMBOL_REF_LONG_CALL_P.
5031 * doc/extend.texi (long_call): Document the new attribute.
5033 2005-08-01 Ian Lance Taylor <ian@airs.com>
5034 Richard Henderson <rth@redhat.com>
5036 * Makefile.in (RTL_BASE_H): Add real.h.
5037 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5039 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5041 * rtl.c (rtl_check_failed_code_mode): New.
5042 * rtl.h (struct rtx_def): Add u.rv.
5043 (XCMWINT, XCNMPRV): New.
5044 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5045 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5047 2005-08-01 Richard Henderson <rth@redhat.com>
5049 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5050 with auto-inc codes.
5052 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5054 2005-08-01 Jan Hubicka <jh@suse.cz>
5056 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5057 * i386.c: Include dwarf2.h
5058 (asm_preferred_eh_data_format): New.
5059 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5061 2005-08-01 Ian Lance Taylor <ian@airs.com>
5063 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5064 randomize_va_space for virtual address randomization control.
5066 2005-08-01 Steven Bosscher <stevenb@suse.de>
5068 * common.opt (flag_ipa_cp): Put in right place to maintain
5071 2005-08-01 Jan Hubicka <jh@suse.cz>
5073 * profile.c (compute_value_histograms): Fix thinko.
5074 * value-prof.c: Include toplev.h
5075 (check_counter): New function.
5076 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5077 tree_mod_subtract_transform): Add sanity check.
5079 2005-08-01 Richard Guenther <rguenther@suse.de>
5081 PR tree-optimization/23133
5082 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5083 current functions parameter decls to find defs to cse
5086 2005-08-01 Richard Guenther <rguenther@suse.de>
5088 PR tree-optimization/23109
5089 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5090 If trapping math is in effect, use post-dominator information
5091 to check if we'd in any case reach a trapping point before
5092 doing the reciprocal insertion.
5093 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5094 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5095 expressions are invariant only if trapping math is not in effect.
5097 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5099 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5100 cgraph_function_versioning): New declarations.
5101 * cgraphunit.c: Add include to ipa-prop.h.
5102 (update_call_expr, cgraph_copy_node_for_versioning,
5103 cgraph_function_versioning): New functions.
5104 * integrate.c (copy_decl_for_inlining): Remove.
5105 * ipa-prop.h (ipa_replace_map): New struct.
5106 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5107 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5108 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5109 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5110 ipcp_iterate_stage, ipcp_method_scale_print,
5111 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5112 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5113 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5114 ipcp_update_bb_counts, ipcp_update_profiling,
5115 ipcp_update_edges_counts): New functions.
5116 (ipcp_method_cval_init): Remove restriction regarding local methods.
5117 (ipcp_init_stage): Add ipcp_method_compute_scale.
5118 (ipcp_insert_stage): Add versioning.
5119 (ipcp_structures_print): Add ipcp_method_scale_print.
5120 (ipcp_driver): Dump profiling info.
5121 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5122 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5123 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5124 (struct inline_data): Add versioning_p, ipa_info, new fields.
5125 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5126 declare_return_variable): Replace calls to copy_decl_for_inlining with
5128 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5130 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5131 Add argument VERSIONING.
5132 (copy_arguments_for_versioning, copy_static_chain,
5133 function_versionable_p, tree_versionable_function_p,
5134 tree_function_versioning, replace_ref_tree): New functions.
5135 * tree-inline.h: Include varray.h.
5136 (tree_versionable_function_p, tree_function_versioning,
5137 tree copy_decl_for_dup): New declarations.
5139 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5141 * ipa-cp.c: New file. Contains IPCP specific functionality.
5142 * ipa-prop.h: New file. Contains structures/definitions that can be
5143 used by several interprocedural data flow optimizations (and also IPCP).
5144 * ipa-prop.c: New file.
5145 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5146 * common.opt: Add ipa-cp flag.
5147 * timevar.def: Add IPCP optimization.
5148 * tree-optimize.c (init_tree_optimization_passes): Schedule
5150 * tree-pass.h (pass_ipa_cp): Declare.
5152 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5154 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5155 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5156 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5157 config/i386/i386.c, config/mips/mips.h,
5158 config/rs6000/rs6000.h, config/sh/sh.c,
5159 config/stormy16/stormy16.c: Fix comment typos.
5161 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5164 * c-typeck.c (build_binary_op): Use common_type wrapper on
5166 (common_type): Update comment.
5168 2005-07-31 Steven Bosscher <stevenb@suse.de>
5171 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5172 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5173 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5175 2005-07-31 Jan Hubicka <jh@suse.cz>
5177 * pretty-print.h (pp_widest_integer): New macro.
5178 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5181 2005-07-31 Jan Hubicka <jh@suse.cz>
5183 * output.h (enum section_category): Export from varasm.c
5184 (categorize_decl_for_section): Likewise.
5185 * varasm.c (enum section_category): Kill.
5186 (categorize_decl_for_section): Make global.
5187 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5189 * i386.c (ix86_section_threshold): New static variable.
5190 (ix86_in_large_data_p, ix86_encode_section_info,
5191 x86_64_elf_unique_section,
5192 x86_64_elf_select_section): New functions.
5193 (TARGET_ENCODE_SECTION_INFO): Define
5194 (override_options): Enable medium model for PIC.
5195 (ix86_expand_prologue): Expand gen_set_got_rex64.
5196 (legitimate_constant_p): Handle new UNSPECs.
5197 (legitimate_pic_address_disp_p): Likewise.
5198 (legitimize_pic_address): Lower MEDIUM model addressing.
5199 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5200 (enum cmodel): Add MEDIUM_PIC.
5201 (SYMBOL_REF_FAR_ADDR_P): New macro.
5202 (SYMBOL_FLAG_FAR_ADDR): New flag.
5203 * i386.md (movdi): Support medium model.
5204 (set_got_rex64): New pattern.
5205 * i386.opt (mlarge-data-threshold): New flag.
5206 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5207 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5208 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5209 TARGET_ASM_UNIQUE_SECTION): New.
5211 * invoke.texi (-mlarge_data_threshold): Document
5213 2005-07-31 Jan Hubicka <jh@suse.cz>
5215 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5216 (coalesce_vars): Likewise.
5217 * tree-ssa-live.c (coalesce_cost): New.
5218 (build_tree_conflict_graph): Use coalesce_cost.
5219 * tree-ssa-live.h (coalesce_cost): Declare.
5221 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5223 * arm.md (all peepholes for post-increment operations): Delete.
5224 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5225 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5226 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5227 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5228 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5230 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5232 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5235 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5238 * doc/invoke.texi: Document -rdynamic.
5240 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5243 * c-parser.c (c_parser_parms_list_declarator): Call
5244 mark_forward_parm_decls.
5245 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5246 decls with visibility structure.
5248 2005-07-30 Paul Brook <paul@codesourcery.com>
5250 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5252 2005-07-30 Paul Brook <paul@codesourcery.com>
5254 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5256 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5258 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5260 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5263 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5264 nested function declarators.
5265 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5266 (grokparms): Call warn_if_shadowing for parameters used within the
5268 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5269 not used within the parameter list.
5270 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5272 2005-07-30 Jan Hubicka <jh@suse.cz>
5274 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5275 * i386.c (ix86_fixup_binary_operands): Likewise.
5276 (ix86_expand_unary_operator): Likewise.
5277 (ix86_expand_fp_absneg_operator): Likewise.
5278 * optabs.c (expand_vec_cond_expr): Validate dest.
5280 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5283 * real.c (real_from_string): Also set last bit if there is a
5284 nonzero hex digit beyond GCC's internal precision after ".".
5286 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5288 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5289 define_constants. Change duplicate values to unassigned numbers.
5290 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5291 (*altivec_vspltsf): New.
5292 (altivec_vperm_v4sf): Delete.
5293 (altivec_vperm_<mode>): Use mode macro V.
5294 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5295 (altivec_predicate_v4sf): Delete.
5296 (altivec_predicate_<mode>): Use mode macro V.
5297 (*altivec_lvesfx): New.
5298 (*altivec_stvesfx): New.
5299 (vec_realign_load_v4sf): Delete.
5300 (vec_realign_load_<mode>): Use mode macro V.
5301 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5304 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5307 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5309 * configure: Regenerated.
5311 2005-07-29 Paul Brook <paul@codesourcery.com>
5313 * doc/install.texi: Add link to GFortran binaries wiki page.
5315 2005-07-29 David Ung <davidu@mips.com>
5317 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5318 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5319 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5320 * config/mips/mips.md (cpu): Add 5kf name.
5321 (includes): Includes 5k.md.
5322 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5323 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5326 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5329 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5330 (cleanup_tree_cfg): ... here.
5331 Call cleanup_tree_cfg_1 until there are no more cleanups to
5334 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5336 * tree-vrp.c (compare_range_with_value): Return true or false
5337 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5338 EQ_EXPR respectively.
5340 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5342 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5345 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5347 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5348 (tree_ssa_dominator_optimize): Increment it.
5349 (dump_dominator_optimization_stats): Print it.
5351 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5352 Steven Bosscher <stevenb@suse.de>
5354 PR rtl-optimization/23117
5355 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5356 when head == tail. Tidy comment.
5358 2005-07-28 Richard Henderson <rth@redhat.com>
5360 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5361 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5362 * jump.c (rtx_renumbered_equal_p): Likewise.
5363 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5364 CONST_INT and CONST_DOUBLE.
5365 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5366 * reload.c (operands_match_p): Special case CONST_INT and
5367 CONST_DOUBLE; check mode earlier.
5369 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5372 * c-typeck.c (convert_for_assignment): Do not check
5373 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5375 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5378 * c-typeck.c (composite_type): Prefer constant size arrays to
5381 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5384 * real.c (real_from_string): Set last bit if there is a nonzero
5385 hex digit beyond GCC's internal precision.
5387 2005-07-28 Richard Henderson <rth@redhat.com>
5390 * cfgcleanup.c (try_forward_edges): Watch out for end of
5393 2005-07-28 James E Wilson <wilson@specifixinc.com>
5396 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5398 2005-07-28 Jan Hubicka <jh@suse.cz>
5400 * Makefile.in (rtl-profile.o): Kill all traces of it.
5401 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5402 * coverage.h (rtl_coverage_counter_ref): Kill.
5403 * opts.c (flag_speculative_prefetching_set): Kill.
5404 (flag_loop_optimize_set): New.
5405 (common_handle_option): Disable loop optimizer when profiling;
5406 do not handle speculative prefetching.
5407 * passes.c (init_optimization_passes): Replace pass_profiling combo
5408 by branch_prob pass.
5409 * profile.c (compute_value_histograms): Update for simplified value
5411 (rtl_register_profile_hooks): Kill.
5412 (pass_profiling): Kill.
5413 (rest_of_handle_branch_prob): Do not profile.
5414 * toplev.c (process_options): Remove speculative prefetching.
5415 * toplev.h (flag_tree_based_profiling): Kill.
5416 * tree-profile.c (prepare_instrumented_value,
5417 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5418 tree_gen_one_value_profiler, do_tree_profiling): Update for
5419 simplified datastructures.
5420 * value-prof.c: Add comment that speculative prefetching was dropped;
5421 update rest of file for simplified datastructures.
5422 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5423 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5424 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5425 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5426 rtl_mod_subtract, gen_speculative_prefetch,
5427 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5428 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5429 (gate_handle_value_profile_transformations,
5430 rest_of_handle_value_profile_transformations,
5431 pass_value_profile_transformations): Kill.
5432 * value-prof.h (histogram_value_t): Remove IL based unions.
5433 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5434 rtl_profile_hooks): Remove hooks.
5436 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5438 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5439 (cgraph_clone_node): Likewise.
5440 * cgraph.h (cgraph_clone_edge): Update prototype.
5441 (cgraph_clone_node): Likewise.
5442 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5444 (lookup_recursive_calls): Consider profile.
5445 (cgraph_decide_recursive_inlining): Fix updating; use new
5446 probability argument; use profile.
5447 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5448 * tree-inline.c (copy_bb): Update clal of clone_edge.
5449 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5451 * invoke.texi (min-inline-recursive-probability): Document.
5453 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5455 * doc/install.texi (Configuration): Update Valgrind homepage.
5457 2005-07-28 Richard Henderson <rth@redhat.com>
5460 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5461 labels we want to delete.
5462 (cfg_layout_merge_blocks): Likewise.
5464 2005-07-28 Richard Henderson <rth@redhat.com>
5467 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5468 when expanding to nothing.
5470 2005-07-28 Josh Conner <jconner@apple.com>
5472 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5473 (cgraph_decide_inlining_of_small_functions): Likewise.
5475 2005-07-28 Josh Conner <jconner@apple.com>
5477 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5478 direction of badness if negative.
5479 (cgraph_default_inline_p): Add reason to parameters, and assign it
5481 (cgraph_decide_inlining_of_small_functions): New parameter in call
5482 to cgraph_default_inline_p.
5483 (cgraph_decide_inlining_incrementally): Likewise.
5484 * cgraphunit.c (decide_is_function_needed): Likewise.
5485 * cgraph.h (cgraph_default_inline_p): Likewise.
5487 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5489 * builtins.c: Fix comment typo(s).
5490 * genautomata.c: Likewise.
5491 * gimplify.c: Likewise.
5492 * tree-dfa.c: Likewise.
5493 * tree-flow-inline.h: Likewise.
5494 * tree-into-ssa.c: Likewise.
5495 * tree-ssa-alias.c: Likewise.
5496 * tree-ssa-ccp.c: Likewise.
5497 * tree-ssa-copy.c: Likewise.
5498 * tree-ssa-dce.c: Likewise.
5499 * tree-ssa-dom.c: Likewise.
5500 * tree-ssa-operands.c: Likewise.
5501 * tree-tailcall.c: Likewise.
5502 * tree-vectorizer.c: Likewise.
5503 * tree-vrp.c: Likewise.
5506 2005-07-28 Jeff Law <law@redhat.com>
5508 * tree-vrp.c (test_for_singularity): Extracted from ...
5509 (simplify_cond_using_ranges): Attempt to simplify a relational
5510 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5512 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5514 PR tree-optimization/22506
5515 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5516 phis whose argument is constant.
5518 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5520 PR rtl-optimization/18992
5521 Back out this patch:
5522 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5523 PR optimization/12142
5524 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5525 uses of the register in the SET_SRC. Remove unnecessary argument.
5527 Replace it with this:
5528 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5529 if flag_non_call_exceptions is set and the insn may trap, pass
5530 pc_rtx as dest for recursion.
5531 In SET_SRC part of SET case, if dest is already set, pass it down
5534 2005-07-28 Jan Hubicka <jh@suse.cz>
5536 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5537 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5538 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5540 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5541 profile when available.
5543 2005-07-28 Jan Beulich <jbeulich@novell.com>
5545 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5546 (ia64_print_operand): Describe and handle 'X'.
5547 (ia64_register_move_cost): Also handle FP_REGS.
5548 (ia64_preferred_reload_class): Likewise.
5549 (ia64_secondary_reload_class): Likewise.
5550 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5551 it. Also check for ITANIUM_CLASS_FLDP.
5552 * config/ia64/ia64.h (FP_REGNO_P): New.
5553 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5554 (reg_class): Add FP_REGS.
5555 (REG_CLASS_NAMES): Adjust for it.
5556 (REG_CLASS_CONTENTS): Likewise.
5557 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5558 (REG_CLASS_FROM_LETTER): Handle 'x'.
5559 (CLASS_MAX_NREGS): Handle FP_REGS.
5560 (MEMORY_MOVE_COST): Likewise.
5561 * config/ia64/ia64.md (itanium_class): Add fldp.
5562 (type): Handle fldp.
5563 (movti_internal): More allowable operand combinations. Use ldfp8 when
5564 splitting unnecessary. Remove predicable attribute. Adjust
5565 itanium_class attribute.
5566 (smuldi3_highpart): Remove outdated comment.
5567 (mulditi3, umulditi3, rotlti3): New expanders.
5568 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5569 (absti2): Disabled new insn for future reference.
5570 Respective new splitters.
5571 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5572 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5573 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5575 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5577 PR rtl-optimization/23047
5578 * simplify-rtx.c (simplify_const_relational_operation): Respect
5579 flag_wrapv for comparisons with ABS.
5581 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5583 PR tree-optimization/22493
5584 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5585 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5587 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5589 * config/frv/frv.opt (moptimize-membar): New.
5591 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5593 * config/frv/frv.h: Remove machine_function definition.
5595 * config/frv/frv.c (struct frv_io): New.
5596 (struct machine_function): Moved from frv.h. Add has_membar_p.
5597 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5598 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5599 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5600 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5601 (frv_reorg): Call frv_optimize_membar when appropriate.
5602 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5603 (frv_expand_builtin): Adjust calls accordingly.
5604 (frv_io_address_cookie): New function.
5605 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5606 load or store rather than a special insn. Add ccnstant address and
5607 io-type operands to the membar.
5608 (frv_ifcvt_modify_tests): Unsign regno.
5609 (frv_ifcvt_modify_tests): Same.
5611 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5612 UNSPEC_OPTIONAL_MEMBAR constant.
5613 (builtin_read_<mode>): Delete.
5614 (builtin_write_<mode>): Delete.
5615 ("optional_membar_<mode>"): Add operand.
5617 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5618 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5619 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5620 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5621 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5622 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5623 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5624 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5625 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5627 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5629 * df.c (df_uses_record): Handle SCRATCH.
5631 2005-07-28 Steven Bosscher <stevenb@suse.de>
5634 * passes.c (rest_of_decl_compilation): If decl is a type and
5635 we have encountered errors, don't emit debug information.
5637 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5639 * params.def: Fixed comment.
5641 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5644 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5645 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5646 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5648 2005-07-27 Steven Bosscher <stevenb@suse.de>
5651 * varasm.c (assemble_start_function): Don't do anything that may
5652 require a CFG if the current function is a thunk.
5654 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5656 * doc/install.texi (Prerequisites): Mention that perl is needed
5657 to do export control in libstdc++ targetting Darwin.
5659 2005-07-27 Steven Bosscher <stevenb@suse.de>
5661 PR rtl-optimization/17808
5662 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5663 (sched_insns_conditions_mutex_p): Split out from...
5664 (add_dependence): ...here. But don't call it from here.
5665 (add_dependence_list): Check sched_insns_conditions_mutex_p
5666 before calling add_dependence.
5667 (add_dependence_list_and_free): Likewise.
5668 (fixup_sched_groups): Likewise.
5669 (sched_analyze_1): Likewise.
5670 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5671 (sched_analyze): Likewise.
5672 (sched_analyze_insn): Likewise.
5673 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5674 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5675 dependencies on all COND_EXEC insns to jumps ending basic blocks
5676 when doing intrablock scheduling.
5677 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5679 2005-07-27 Jeff Law <law@redhat.com>
5681 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5682 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5683 equivalency sets, correctly handle the case were vr0 has an
5684 equivalency set, but vr1 does not.
5686 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5688 PR tree-optimization/23073
5689 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5690 vect_print_dump_info before fprintf.
5692 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5694 PR tree-optimize/22348
5695 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5696 Fold the partial computation.
5698 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5700 PR tree-optimization/22325
5701 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5703 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5705 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5706 (force_var_cost): ... this function.
5707 (compute_phi_arg_on_exit): Export.
5709 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5711 PR tree-optimization/20773
5712 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5715 2005-07-27 Richard Guenther <rguenther@suse.de>
5717 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5718 Avoid pushing again if current struct contains only
5719 fields we decomposed.
5721 2005-07-27 Jan Hubicka <jh@suse.cz>
5723 PR tree-optimization/22574
5724 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5727 * tree-tailcall.c (decrease_profile): New function.
5728 (eliminate_tail_call): Use it.
5730 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5731 visibility flags correctly in whole program mode.
5733 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5735 PR rtl-optimization/22472
5736 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5738 2005-07-26 Steven Bosscher <stevenb@suse.de>
5740 PR tree-optimization/22504
5741 * tree-complex.c (expand_complex_addition): Use 'code' instead
5742 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5744 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5746 * config.gcc (cpu_type): Add frv case.
5747 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5748 (supported_defaults): Add fr550 case.
5750 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5753 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5754 whether a pointer of type T * may point to objects of type T *.
5756 2005-07-26 DJ Delorie <dj@redhat.com>
5758 * configure: Regenerate.
5760 2005-07-26 Dale Johannesen <dalej@apple.com>
5762 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5764 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5766 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5767 Clarify use of "build" in name.
5769 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5771 * doc/extend.texi (Raw read/write Functions): New section.
5772 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5773 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5774 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5775 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5776 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5777 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5778 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5779 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5780 * config/frv/frv.c: Add bdesc_loads global.
5781 Add bdesc_stores global.
5782 (frv_init_builtins): Add support for __builtin_{read/write}*.
5783 (frv_volatile_memref): New.
5784 (frv_expand_load_builtin): New.
5785 (frv_expand_store_builtin): New.
5786 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5787 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5788 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5789 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5790 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5791 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5792 (builtin_read_<mode>): New.
5793 (builtin_write_<mode>): New.
5794 (builtin_write64): New.
5795 (optional_membar_<mode>): New.
5797 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5799 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5800 (rather than units) against HOST_BITS_PER_WIDE_INT.
5802 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5804 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5805 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5806 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5807 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5810 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5811 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5812 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5814 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5816 2005-07-26 Richard Guenther <rguenther@suse.de>
5818 PR tree-optimization/22486
5819 * fold-const.c (fold_unary): Fold away useless component
5820 references of the form (T *)&T.x, if the address
5823 2005-07-25 James E Wilson <wilson@specifixinc.com>
5825 * dwarf2out.c (add_call_src_coords_attributes): New.
5826 (gen_inlined_subroutine_die): Call it.
5827 (maybe_emit_file, init_file_table): Add comments.
5828 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5830 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5831 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5832 * tree.h (BLOCK_SOURCE_LOCATION): New.
5833 (struct tree_block): New field locus.
5835 2005-07-26 Andreas Schwab <schwab@suse.de>
5837 PR rtl-optimization/23043
5838 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5839 when allocating a struct unoccr.
5841 2005-07-25 Richard Henderson <rth@redhat.com>
5844 * tree-complex.c (gate_no_optimization): True if errors.
5845 * Makefile.in (tree-complex.o): Update dependencies.
5847 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5849 * config/frv/predicates.md (integer_register_operand): Use
5852 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5855 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5857 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5859 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5861 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5862 types when flag_unsafe_math_optimizations is true.
5864 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5866 * gcc.c (option_map): Add --sysroot.
5867 (process_command): Handle --sysroot.
5868 (display_help): Document it.
5869 * doc/cppopts.tex (-isysroot): Document.
5870 * doc/invoke.texi (--sysroot): Document.
5871 * doc/install.texi (--with-build-sysroot): Document.
5873 * Makefile.in (inhibit_libc): New variable.
5874 (INHIBIT_LIBC_CFLAGS): Likewise.
5875 (LIBGCC2_CFLAGS): Include
5876 $(INHIBIT_LIBC_CFLAGS).
5877 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5878 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5879 ($(T)crtend.o): Likewise.
5880 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5881 ($(T)crtendS.o): Likewise.
5882 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5883 ($(T)crtendT.o): Likewise.
5884 (stmp-fixinc): Do not complain about missing headers if
5886 * configure.ac (inhibit_libc): Set it to true/false.
5887 (--with-build-sysroot): New option. Use it to set
5889 * configure: Regenerated.
5891 2005-07-25 Manfred Hollstein <mh@suse.com>
5893 * calls.c (store_one_arg): Fix unsigned comparison warning.
5895 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5898 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5899 (ggc_print_statistics): Initialize variable before use.
5901 2005-07-25 Richard Guenther <rguenther@suse.de>
5903 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5904 calling with a PHI_NODE argument.
5906 * tree-flow-inline.h (overlap_subvar): Protect against
5909 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5911 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5912 * configure: Regenerate.
5914 2005-07-25 Ira Rosen <irar@il.ibm.com>
5916 * expr.c (highest_pow2_factor): Make extern.
5917 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5918 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5919 record_array_differ_p, array_ptr_differ_p): Likewise.
5920 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5921 additional cases. Call the above functions.
5922 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5923 base_object_differ_p when there are two base objects. Otherwise, compare
5924 base address and offset. Call may_alias_p.
5925 (dump_data_reference): Use a correct field name.
5926 (analyze_array): Make static. Initialize new data-ref fields.
5927 (analyze_indirect_ref): New function.
5928 (init_data_ref): Initialize new data-ref fields.
5929 (strip_conversion): Moved from tree-vect-analyze.c.
5930 (analyze_offset_expr, get_ptr_offset, address_analysis,
5931 object_analysis): Likewise.
5932 (analyze_offset): New function.
5933 (create_data_ref): Likewise.
5934 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5935 dimensions for ARRAY_REFs only.
5936 (build_classic_dist_vector): Make static.
5937 (access_functions_are_affine_or_constant_p): Call macro to get the
5938 address of access functions.
5939 (compute_all_dependences): Add new parameter
5940 compute_self_and_read_read_dependences. Compute self and read-read
5941 dependences if it is true.
5942 (find_data_references_in_loop): Call create_data_ref. Initialize new
5944 (compute_data_dependences_for_loop): Add new parameter
5945 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5946 compute nb_loops. Call compute_all_dependences,
5947 build_classic_dist_vector and build_classic_dir_vector with correct
5949 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5950 with correct parameters. Compare dimensions for ARRAY_REFs only.
5951 (free_data_refs): Call macro to free access functions.
5952 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5953 fields from stmt_vinfo.
5954 (struct base_object_info): New structure.
5955 (struct data_reference): Move fields to base_object_info. Add fields
5956 first_location and object_info for above structures. Move fields from
5957 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5958 aligned_to. Add macros to access the new fields.
5959 Update functions declarations.
5960 * tree-flow.h (is_aliased_with): Declare.
5961 * tree-loop-linear.c (linear_transform_loops): Call
5962 compute_data_dependences_for_loop with correct parameters.
5963 * tree-ssa-alias.c (is_aliased_with): New function.
5964 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5965 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5966 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5967 vect_base_addr_differ_p, compute_subscript_distance and
5968 build_classic_dist_vector. Add printings. Check absolute value of
5970 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5972 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5973 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5974 to bytes. Add printing.
5975 (vect_compute_data_refs_alignment): Go through loads and stores in one
5977 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5978 vect_analyze_data_ref_access): Likewise.
5979 (vect_analyze_pointer_ref_access): Remove.
5980 (vect_address_analysis, vect_object_analysis): Likewise.
5981 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5982 and analyze data-refs in the loop.
5983 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5984 fields of data-ref instead of stmt. Add init to the offset from the
5986 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5987 (vect_update_init_of_dr): Likewise.
5988 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5989 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5991 (new_loop_vec_info): Initialize new fields.
5992 (destroy_loop_vec_info): Free new fields.
5993 (vect_strip_conversion): Remove.
5994 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5995 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5996 datarefs. Add new field ddrs.
5997 Add macros for the new fields access.
5998 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5999 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6000 Remove their macros.
6001 * tree.h (highest_pow2_factor): Declare.
6003 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6005 * calls.c (store_one_arg): Check for sibling call MEM arguments
6006 from already clobbered incoming argument area.
6008 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * c-common.c (check_missing_format_attribute): New.
6011 * c-common.h (check_missing_format_attribute): Likewise.
6012 * c-typeck.c (convert_for_assignment): Use it.
6014 2005-07-24 Andreas Schwab <schwab@suse.de>
6016 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6017 register use a word move. Correct operand of ext.w in 68000 code.
6019 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6021 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6022 variables as declarations, rather than definitions.
6024 2005-07-24 Ira Rosen <irar@il.ibm.com>
6026 PR tree-optimization/22526
6027 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6030 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6032 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6033 that C99 reserve for future use. Use it to define clog10,
6034 clog10f and clog10l.
6036 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6038 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6039 * configure.ac: Check for -Wmissing-format-attribute.
6041 * configure: Regenerate.
6043 2005-07-23 Richard Henderson <rth@redhat.com>
6045 PR tree-optimization/22623
6046 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6048 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6051 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6053 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6055 * Makefile.in (C_TREE_H): Update dependencies.
6056 * c-tree.h: Include toplev.h.
6057 * diagnostic.h (diagnostic_set_info): Add format attribute.
6058 * rtl-error.c (diagnostic_for_asm): Likewise.
6060 2005-07-23 Chao-ying Fu <fu@mips.com>
6062 * config/mips/mips-dsp.md: New file.
6063 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6064 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6066 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6067 MIPS_BUILTIN_BPOSGE32.
6068 (mips_expand_builtin_direct): Add one parameter to indicate that
6069 builtin functions need to return a value.
6070 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6072 (mips_regno_to_class): Add classes for 12 new DSP registers.
6073 (mips_subword): Change to check four HI registers.
6074 (mips_output_move): Output move to and from 6 new DSP accumulators.
6075 (override_options): Make sure -mdsp and -mips16 are not used together.
6076 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6078 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6080 (print_operand): Add 'q' for printing DSP accumulators.
6081 (mips_cannot_change_mode_class): Check ACC_REGS.
6082 (mips_secondary_reload_class): Check ACC_REGS.
6083 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6084 (mips_register_move_cost): Check ACC_REGS.
6085 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6086 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6087 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6088 (dsp_bdesc): New array.
6089 (bdesc_arrays): Add DSP builtin function table.
6090 (mips_prepare_builtin_arg): Check predicate again after
6092 (mips_expand_builtin): Add one more parameter to
6093 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6094 MIPS_BUILTIN_BPOSGE32.
6095 (mips_init_builtins): Initialize new function types.
6096 (mips_expand_builtin_direct): Check if builtin functions need to
6097 return a value and pass operands properly.
6098 (mips_expand_builtin_bposge): New function.
6099 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6100 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6101 (FIRST_PSEUDO_REGISTER): Increase to 188.
6102 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6103 Update for 12 new DSP registers.
6104 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6105 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6106 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6107 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6108 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6109 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6110 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6111 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6112 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6113 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6114 (REGISTER_NAMES): Add names for 12 new DSP registers.
6115 * config/mips/mips.md: Include mips-dsp.md.
6116 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6117 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6118 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6119 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6120 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6121 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6122 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6123 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6124 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6125 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6126 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6127 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6128 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6129 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6130 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6131 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6132 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6133 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6134 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6135 (UNSPEC_RDDSP): New constants.
6136 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6137 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6139 * config/mips/mips.opt (-mdsp): New option.
6140 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6141 (reg_imm10_operand): New predicates.
6142 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6143 * doc/invoke.texi (-mdsp): Document new option.
6145 2005-07-22 DJ Delorie <dj@redhat.com>
6147 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6149 * tree-inline.c (inlinable_function_p): Likewise.
6151 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6154 * toplev.c (check_global_declarations): Do not mark undefined
6155 variables as DECL_IGNORED_P.
6156 * varasm.c (first_global_object_name): GTY it.
6157 (weak_global_object_name): Likewise.
6158 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6159 a string to go into {weak,first}_global_object_name.
6161 2005-07-22 DJ Delorie <dj@redhat.com>
6163 * c-format.c (check_function_format): Change warning control
6164 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6166 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6168 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6169 &PTR->FLD a dereference of PTR.
6170 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6171 a potential dereference of PTR.
6173 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6175 PR rtl-optimization/20370
6176 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6177 call allocate_reg_info if necessary.
6179 PR rtl-optimization/21848
6180 * calls.c (emit_library_call_value_1): For const functions, add
6181 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6183 PR rtl-optimization/22445
6184 * cselib.c (target.h): Include.
6185 (rtx_equal_for_cselib_p): Allow commutative matches.
6186 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6187 Remove MODE parameter. Changed all callers.
6189 PR rtl-optimization/22258
6190 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6192 (try_combine): Use likely_spilled_retval_p.
6194 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6196 * config.gcc: Add crx-elf support.
6198 * doc/contrib.texi: Mention crx.
6199 * doc/extend.texi: Document crx extensions.
6200 * doc/install.texi: Document crx install.
6201 * doc/invoke.texi: Document crx options.
6202 * doc/md.texi: Document crx constraints.
6204 * config/crx/crx-protos.h: New file.
6205 * config/crx/crx.c: New file.
6206 * config/crx/crx.h: New file.
6207 * config/crx/crx.md: New file.
6208 * config/crx/crx.opt: New file.
6209 * config/crx/t-crx: New file.
6211 2005-07-22 Manfred Hollstein <mh@suse.com>
6213 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6215 (int_add_graph_edge): Likewise.
6216 (collapse_nodes): Likewise.
6217 (process_unification_queue): Likewise.
6219 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6220 Laurent GUERBY <laurent@guerby.net>
6222 PR tree-optimization/22336
6223 * function.c (record_block_change): Check for
6224 cfun->ib_boundaries_block.
6226 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6228 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6229 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6231 2005-07-21 DJ Delorie <dj@redhat.com>
6233 * toplev.c (warn_deprecated_use): Add warning control to warning
6235 * c-typeck.c (parser_build_binary_op): Likewise.
6236 (c_finish_if_stmt): Likewise.
6237 * c-common.c (check_function_sentinel): Likewise.
6238 (check_nonnull_arg): Likewise.
6240 2005-07-21 Richard Henderson <rth@redhat.com>
6243 * tree-complex.c (complex_ssa_name_components): New.
6244 (cvc_lookup): Allow entry not found.
6245 (create_components): Remove.
6246 (create_one_component_var, get_component_var): New.
6247 (get_component_ssa_name, set_component_ssa_name): New.
6248 (extract_component): Use get_component_ssa_name.
6249 (update_complex_components): Use set_component_ssa_name.
6250 (update_complex_components_on_edge): Likewise.
6251 (update_phi_components): Create new PHI nodes directly, instead
6252 of adding insns to edges.
6253 (tree_lower_complex): Allocate and free complex_variable_components
6254 and complex_ssa_name_components here.
6256 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6258 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6259 revert to returning false.
6261 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6264 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6266 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6269 * config/i386/i386.md (cmpxf): Change operand constraints
6270 to "nonmemory_operand".
6272 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6274 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6276 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6279 * fold-const.c (fold_build1): Add checksum for the operands.
6280 (fold_build2): Likewise.
6281 (fold_build3): Likewise.
6283 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6286 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6288 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6290 * common.opt (-fforward-propagate): Committed by mistake,
6293 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6295 * reg-stack.c: Fix comment typo(s).
6296 * tree-ssa-operands.c: Likewise.
6297 * tree-vectorizer: Likewise.
6299 2005-07-21 Nick Clifton <nickc@redhat.com>
6301 * config/sh/symbian.c: Replace C++ style line comments with C
6302 style line comments.
6303 (symbian_add_attribute): Do not use a ? operator on the LHS of
6305 (sh_symbian_handle_dll_attribute): Change the type of the
6306 method vector to "VEC(tree,gc)*" and use vector accessor
6307 macros to walk over the elements.
6308 (symbian_export_vtable_and_rtti_p): Likewise.
6309 (symbian_class_needs_attribute_p): Likewise.
6311 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6314 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6315 initialize targetm.resolve_overloaded_builtin here.
6316 (altivec_expand_overloaded_builtin): Make it non-static.
6317 * config/rs6000/rs6000-protos.h
6318 (altivec_expand_overloaded_builtin): New prototype.
6319 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6320 targetm.resolve_overloaded_builtin here.
6321 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6323 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6324 Zdenek Dvorak <dvorakz@suse.cz>
6326 PR tree-optimization/19210
6327 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6329 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6330 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6331 rely on unproven assumptions.
6332 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6333 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6334 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6335 to number_of_iterations_exit.
6336 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6337 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6338 * tree-ssa-loop-niter.c (find_loop_niter,
6339 estimate_numbers_of_iterations_loop): Likewise.
6340 (number_of_iterations_exit): Honor the new options.
6341 * doc/invoke.texi (Wunsafe-loop-optimizations,
6342 funsafe-loop-optimizations): Document them.
6344 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6346 PR rtl-optimization/22167
6347 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6349 2005-07-20 Adam Nemet <anemet@lnxw.com>
6351 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6352 __do_global_dtors_aux longcall.
6354 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6356 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6357 (old_special_pred_table): Don't reference
6358 SPECIAL_MODE_PREDICATES.
6359 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6360 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6361 * config/sh/predicates.h: Don't mention
6362 SPECIAL_MODE_PREDICATES.
6363 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6366 2005-07-20 DJ Delorie <dj@redhat.com>
6368 * config.gcc: Add m32c-elf support.
6370 * doc/contrib.texi: Mention m32c.
6371 * doc/extend.texi: Document m32c extensions.
6372 * doc/install.texi: Mention m32c.
6373 * doc/invoke.texi: Document m32c options.
6374 * doc/md.texi: Document m32c constraints.
6376 * config/m32c/addsub.md: New file.
6377 * config/m32c/bitops.md: New file.
6378 * config/m32c/cond.md: New file.
6379 * config/m32c/jump.md: New file.
6380 * config/m32c/m32c-lib1.S: New file.
6381 * config/m32c/m32c-lib2.c: New file.
6382 * config/m32c/m32c-modes.def: New file.
6383 * config/m32c/m32c-pragma.c: New file.
6384 * config/m32c/m32c-protos.h: New file.
6385 * config/m32c/m32c.abi: New file.
6386 * config/m32c/m32c.c: New file.
6387 * config/m32c/m32c.h: New file.
6388 * config/m32c/m32c.md: New file.
6389 * config/m32c/m32c.opt: New file.
6390 * config/m32c/minmax.md: New file.
6391 * config/m32c/mov.md: New file.
6392 * config/m32c/muldiv.md: New file.
6393 * config/m32c/predicates.md: New file.
6394 * config/m32c/prologue.md: New file.
6395 * config/m32c/shift.md: New file.
6396 * config/m32c/t-m32c: New file.
6398 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6400 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6401 (stack_protect_set, stack_protect_test): New expanders.
6402 (stack_protect_set_si, stack_protect_set_si_media,
6403 stack_protect_set_di_media, stack_protect_test_si,
6404 stack_protect_test_si_media, stack_protect_test_di_media):
6407 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6409 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6411 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6413 * tree.h (tree_expr_nonzero_p): Export.
6414 * fold-const.c (tree_expr_nonzero_p): Likewise.
6415 Return true for CALL_EXPRs that are alloca calls.
6416 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6418 * tree-flow.h (expr_computes_nonzero): Remove.
6419 * tree-vrp.c (expr_computes_nonzero): Remove.
6420 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6421 (extract_range_from_unary_expr): Likewise.
6422 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6423 tree_expr_nonzero_p.
6425 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6427 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6428 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6429 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6430 All callers changed.
6431 (frame_related_constant_load): New arg "related" which controls
6432 setting of RTX_FRAME_RELATED_P. All callers changed.
6433 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6434 (bfin_expand_prologue): Add stack limit checking.
6435 * config/bfin/bfin.md (trapifcc): New pattern.
6437 * config/bfin/bfin.c: Include "langhooks.h".
6438 (def_builtin): Go through lang_hooks to call builtin_function.
6440 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6441 * config/bfin/predicates.md (symbol_ref_operand): New.
6442 (call_insn_operand): Delete. All callers changed to use
6443 register_no_elim_operand.
6444 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6446 (function_arg): Use it to generate the call's operand 2.
6447 (bfin_longcall_p): New function.
6448 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6449 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6450 determine if the address needs to be in a REG.
6451 (bfin_handle_longcall_attribute): New function.
6452 (bfin_attribute_table): Add "longcall" and "shortcall".
6453 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6454 (CUMULATIVE_ARGS): New member call_cookie.
6455 (PREDICATE_CODES): Add symbol_ref_operand.
6456 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6457 extra USE to the pattern.
6458 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6459 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6460 sibcall_value_insn; now the new patterns handle direct calls and the
6461 old ones indirect calls.
6462 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6464 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6466 * doc/trouble.texi: Update section on handling of empty loops.
6468 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6470 * config.gcc: Remove support for sparc-*-openbsd*,
6471 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6473 * config.host: Remove support for i860-*-sysv4* as a host.
6474 * config/i860/*, config/ip2k/*, config/ns32k/*,
6475 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6476 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6477 mention obsolete ports.
6479 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6481 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6483 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6484 of frame_pointer_rtx.
6485 (sh_expand_epilogue): Likewise.
6486 (sh_set_return_address): Likewise.
6487 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6488 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6489 offsets from FRAME_POINTER_REGNUM.
6490 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6491 (sh_register_names): Add initializer for sfp.
6492 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6493 (VALID_REGISTER_P): Likewise.
6494 (FIRST_PSEUDO_REGISTER): Update.
6495 (DWARF_FRAME_REGISTERS): Define.
6496 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6497 (HARD_FRAME_POINTER_REGNUM): Define.
6498 (FRAME_POINTER_REGNUM): Redefine.
6499 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6500 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6501 from FRAME_POINTER_REGNUM.
6502 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6503 FRAME_POINTER_REGNUM.
6504 (REG_CLASS_CONTENTS): Add sfp.
6505 (REG_ALLOC_ORDER): Likewise.
6506 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6507 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6508 of frame_pointer_rtx.
6509 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6511 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6513 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6514 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6515 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6517 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6520 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6522 Make CONSTRUCTOR use VEC to store initializers.
6523 * c-common.c (complete_array_type): Update to cope with VEC in
6525 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6526 (pp_c_constructor_elts): New function.
6527 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6528 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6529 struct constructor_stack, struct initializer_stack,
6530 constructor_elements, push_init_level, pop_init_level,
6531 add_pending_init, find_init_member, output_init_element): Update to
6532 cope with VEC in CONSTRUCTOR_ELTS.
6533 * coverage.c (build_fn_info_value, build_ctr_info_value,
6534 build_gcov_info): Likewise.
6535 * expr.c (categorize_ctor_elements_1, store_constructor,
6536 expand_expr_real_1): Likewise.
6537 * fold-const.c (fold_ternary): Likewise.
6538 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6539 gimplify_init_constructor, gimplify_expr): Likewise.
6540 * tree-dump.c (dequeue_and_dump): Likewise.
6541 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6543 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6545 * tree-sra.c (generate_element_init_1): Likewise.
6546 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6547 * tree-ssa-operands.c (get_expr_operands): Likewise.
6548 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6549 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6550 (get_initial_def_for_reduction): Likewise.
6551 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6552 value handle in annotations.
6553 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6554 tree_node_structure): Add support for constr_kind.
6555 (build_vector_from_ctor, build_constructor_single,
6556 build_constructor_from_list): New functions.
6557 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6558 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6559 Update to cope with VEC in CONSTRUCTOR_ELTS.
6560 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6561 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6562 CONSTRUCTOR_APPEND_ELT): New macros.
6563 (struct constructor_elt, struct tree_constructor): New data types.
6564 (union tree_node): Add tree_constructor field.
6565 * treestruct.def: Define TS_CONSTRUCTOR.
6566 * varasm.c (const_hash_1, compare_constant, copy_constant,
6567 compute_reloc_for_constant, output_addressed_constants,
6568 initializer_constant_valid_p, output_constant,
6569 array_size_for_constructor, output_constructor): Update to cope with
6570 VEC in CONSTRUCTOR_ELTS.
6571 * vec.h (VEC_empty, VEC_copy): New macros.
6573 2005-07-19 Devang Patel <dpatel@apple.com>
6575 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6577 2005-07-19 Richard Henderson <rth@redhat.com>
6580 * gimplify.c (gimplify_expr): Use main variant type for the temp
6581 destination for a discarded volatile read.
6582 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6583 casts between non-void types that change volatility.
6585 2005-07-15 DJ Delorie <dj@redhat.com>
6587 * toplev.h: Add comment about the first parameter for warning().
6588 * errors.h: Likewise.
6590 * c.opt (Wpragmas): New.
6591 * doc/invoke.texi: Document it.
6593 * function.c (do_warn_unused_parameter): Add warning control to
6595 * c-decl.c (warn_if_shadowing): Likewise.
6596 * c-lex.c (cb_def_pragma): Likewise.
6597 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6598 (pop_alignment): Likewise.
6599 (handle_pragma_pack): Likewise.
6600 (apply_pragma_weak): Likewise.
6601 (handle_pragma_weak): Likewise.
6602 (handle_pragma_redefine_extname): Likewise.
6603 (add_to_renaming_pragma_list): Likewise.
6604 (handle_pragma_extern_prefix): Likewise.
6605 (maybe_apply_renaming_pragma): Likewise.
6606 (handle_pragma_visibility): Likewise.
6608 * config/c4x/c4x-c.c (BAD): Likewise.
6609 (c4x_parse_pragma): Likewise.
6610 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6611 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6612 (rs6000_pragma_longcall): Likewise.
6613 * config/v850/v850-c.c (pop_data_area): Likewise.
6614 (ghs_pragma_section): Likewise.
6615 (ghs_pragma_section): Likewise.
6616 (ghs_pragma_interrupt): Likewise.
6617 (ghs_pragma_starttda): Likewise.
6618 (ghs_pragma_startsda): Likewise.
6619 (ghs_pragma_startzda): Likewise.
6620 (ghs_pragma_endtda): Likewise.
6621 (ghs_pragma_endsda): Likewise.
6622 (ghs_pragma_endzda): Likewise.
6624 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6625 Kenneth Zadeck <zadeck@naturalbridge.com>
6627 * Makefile.in: Removed tree-promote-statics.c
6628 * tree-promote-statics.c: Removed.
6629 * common.opt: Removed flag-promote-statics.
6631 * passes.c: Removed tree-promote-statics pass.
6632 * tree-pass.h: Ditto.
6633 * timevar.def: Removed TV_PROMOTE_STATICS.
6636 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6638 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6640 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6642 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6645 * c-common.c (check_function_arguments): Call
6646 'check_function_format' if either -Wformat or
6647 -Wmissing-format-attribute are specified.
6648 * c-format.c (check_function_format): Check -Wformat before
6649 calling 'check_format_info'.
6650 * c-opts.c (c_common_post_options): Don't warn for
6651 -Wmissing-format-attribute without -Wformat.
6652 * c-typeck.c (convert_for_assignment): Detect additional cases for
6653 -Wmissing-format-attribute.
6654 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6657 2005-07-19 Richard Guenther <rguenther@suse.de>
6659 * config/i386/i386.md (lrint<mode>2): Use temporary
6660 instead of clobbering non-existent memory.
6662 2005-07-19 Nick Clifton <nickc@redhat.com>
6664 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6665 statement to avoid displaying ASCII control characters.
6667 2005-07-19 Ben Elliston <bje@au.ibm.com>
6669 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6670 * cfganal.c (find_edge_index): Ditto.
6671 * combine.c (combine_instructions): Ditto.
6672 * ddg.c (create_scc): Ditto.
6673 (find_successors): Ditto.
6674 (find_predecessors): Ditto.
6675 (find_nodes_on_paths): Ditto.
6676 (longest_simple_path): Ditto.
6677 * flow.c (update_life_info): Ditto.
6678 (count_or_remove_death_notes): Ditto.
6679 (clear_log_links): Ditto.
6680 * modulo-sched.c (generate_reg_moves): Ditto.
6681 (find_max_asap): Ditto.
6682 (find_max_hv_min_mob): Ditto.
6683 (find_max_dv_min_mob): Ditto.
6684 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6685 * sched-rgn.c (extract_edgelst): Ditto.
6686 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6687 (dump_update_ssa): Ditto.
6688 (ssa_names_to_replace) Ditto.
6689 (switch_virtuals_to_full_rewrite): Ditto.
6690 (update_ssa): Ditto.
6691 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6693 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6695 Fix PR tree-optimization/22483
6697 * tree-complex.c (create_components): Use
6698 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6699 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6700 * tree-flow.h (safe_referenced_var_iterator): New structure.
6701 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6702 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6703 safe_referenced_var iterator.
6704 (add_type_alias): Ditto.
6706 2005-07-19 Steven Bosscher <stevenb@suse.de>
6708 * loop-init.c (rest_of_handle_loop2): Remove.
6709 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6710 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6711 (pass_rtl_loop_init, pass_rtl_loop_done,
6712 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6713 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6714 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6715 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6716 pass_tree_loop_done, and pass_tree_unswitch.
6717 (gate_loop): Rename to gate_tree_loop.
6718 * passes.c (init_optimization_passes): Update for renamed tree
6719 loop passes. Add the new loop2 passes as subpasses of loop2.
6720 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6721 Update for the renamed tree loop passes.
6723 2005-07-18 Ian Lance Taylor <ian@airs.com>
6726 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6727 blocks when optimizing.
6729 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6731 * common.opt (frename-registers): Initialize to 2.
6733 (fgcse-after-reload): Ditto.
6734 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6735 (process_options): Only change flag_web, flag_rename_registers,
6736 and flag_rerun_cse_after_loop if not explicitly set by user.
6738 2005-07-18 Jan Beulich <jbeulich@novell.com>
6740 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6741 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6742 in 64-bit mode the same as DImode in 32-bit mode.
6743 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6744 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6745 mode. Add new mode parameter.
6746 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6747 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6748 x86_64_shift_adj): New expanders.
6749 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6750 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6752 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6753 DImode shift splitters.
6754 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6755 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6758 2005-07-18 Jan Beulich <jbeulich@novell.com>
6760 * i386.md (movdi_extzv_1): New.
6761 (zero_extendhidi2): Combine alternatives and never force use of
6763 (zero_extendqidi2): Likewise. Don't restrict input selection.
6765 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6767 Fix PR tree-optimization/22531
6768 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6771 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6773 * tree-promote-statics.c (pass_promote_statics): Change dump file
6776 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6778 * tree-optimize.c (init_tree_optimization_passes): Add
6779 pass_eliminate_useless_stores pass.
6780 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6781 * tree-ssa-pre.c (is_copy_stmt): New function.
6782 (follow_copies_till_vuse): Ditto.
6783 (do_eustores): Ditto.
6784 (gate_eustores): Ditto.
6786 2005-07-16 Richard Henderson <rth@redhat.com>
6788 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6790 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6791 Kenneth Zadeck <zadeck@naturalbridge.com>
6793 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6794 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6795 ipa-type-escape.h, tree-promote-statics.c
6796 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6797 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6798 tree-promote-statics.c: new files.
6799 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6800 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6801 int nonlocal_set_p, mark_constant_function): Deleted.
6802 (rest_of_handle_cfg): Removed call to mark_constant_function.
6803 (nonoverlapping_component_refs_p): Added calls to support
6804 type based aliasing.
6805 * tree-ssa-alias.c (may_alias_p,
6806 compute_flow_insensitive_aliasing): Ditto.
6807 * calls.c (flags_from_decl_or_type): Removed reference to
6809 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6810 too many arguments. This is necessary for Spec 2000.
6811 * cgraph.h (const_function, pure_function): Removed.
6812 * common.opt: Added "fipa-pure-const", "fipa-reference",
6813 "fipa-type-escape", and "ftree-promote-static".
6815 * passes.c: Added ipa and tree-promote-statics passes.
6816 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6817 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6818 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6819 * tree-flow.h: Added exposed sra calls and addition of
6820 reference_vars_info field for FUNCTION_DECLS.
6821 * tree-pass.h: Added passes.
6822 * tree-sra.c: (sra_init_cache): New function.
6823 (sra_insert_before, sra_insert_after) Made public.
6824 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6826 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6827 aliasing. (may_alias_p): Added code to use type escape analysis to
6829 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6830 code to prune clobbers of static variables based on information
6831 produced in ipa-reference pass. Changed call clobbering so that
6832 statics are not marked as clobbered if the call does not clobber
6835 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6837 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6840 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6842 * doc/install.texi (*-*-solaris2*): Document recommended version
6843 of GNU binutils and mention GNU linker problem on Solaris 10.
6845 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6848 * c-decl.c (c_build_bitfield_integer_type): New function.
6849 (finish_struct): Call it.
6850 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6852 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6854 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6857 2005-07-16 Jan Hubicka <jh@suse.cz>
6859 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6860 (scale_bbs_frequencies_int): Watch roundoff errors.
6861 * predict.c (return_prediction): Initialize return_stmt.
6863 2005-07-16 Jan Hubicka <jh@suse.cz>
6865 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6866 after RTL profiling.
6868 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6871 * fold-const.c (build_range_check): Convert high/low to etype
6872 if we are only comparing against exp.
6874 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6876 Fix PR tree-optimization/22376
6877 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6879 (need_to_solve): New function.
6880 (compute_points_to_sets): Use it.
6882 2005-07-15 Jan Hubicka <jh@suse.cz>
6884 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6885 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6887 2005-07-15 Richard Guenther <rguenther@suse.de>
6889 * c-common.c (handle_flatten_attribute): New function.
6890 Add flatten function attribute.
6891 * doc/extend.texi: Document flatten function attribute.
6892 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6893 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6895 (cgraph_decide_inlining): Handle functions with flatten
6898 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6900 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6901 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6902 UNSPEC_XCHG, UNSPEC_AND): New.
6903 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6904 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6905 * config/rs6000/sync.md (FETCHOP): New code macro.
6906 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6908 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6909 (sync_compare_and_swap<mode>): Same.
6910 (sync_lock_test_and_set<mode>): Same.
6911 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6912 for QImode and HImode, and not PPC405.
6913 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6914 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6915 (sync_<fetchop>{si,di}_internal): New.
6916 (sync_nand{si,di}_internal): New.
6917 (sync_old_<fetchop>{si,di}_internal): New.
6918 (sync_old_nand{si,di}_internal): New
6919 (sync_new_<fetchop>{si,di}_internal): New.
6920 (sync_new_nand{si,di}_internal): New.
6921 (atomic_and{si,di}): New.
6922 (sync_new_nand{si,di}_internal): New.
6923 (atomic_and{si,di}): New.
6924 (sync_add<mode>_internal): Delete.
6925 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6926 (sync_sub<mode>_internal): Delte.
6927 (sync_subshort_internal): New.
6928 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6929 (sync_anddi_internal): Delete.
6930 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6931 (sync_booldi_internal): Delete.
6932 (sync_boolc<mode>_internal): Delete.
6933 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6934 (sync_boolc<mode>_internal2): Delete.
6935 (sync_boolcc<mode>_internal): Delete.
6936 (isync, lwsync): Use unspec instead of unspec_volatile.
6937 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6938 Revert UNSPEC_VOLATILE.
6939 (rs6000_split_atomic_op): New.
6940 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6942 2005-07-14 Eric Christopher <echristo@redhat.com>
6944 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6945 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6947 2005-07-14 Eric Christopher <echristo@redhat.com>
6949 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6951 2005-07-14 Steven Bosscher <stevenb@suse.de>
6953 PR tree-optimization/22230
6954 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6955 the computation of the four cross productions for "range op range".
6957 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6958 Ulrich Weigand <uweigand@de.ibm.com>
6961 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6964 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6966 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6968 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6970 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6972 2005-07-14 Richard Guenther <rguenther@suse.de>
6975 * config/i386/i386-protos.h (ix86_function_value): Change
6976 prototype to match new target hook.
6977 * config/i386/i386.c (ix86_value_regno): Change prototype
6978 to take extra type argument.
6979 (TARGET_FUNCTION_VALUE): Define.
6980 (ix86_function_ok_for_sibcall): Pass extra argument to
6981 ix86_value_regno, check return slot rtx for exact match.
6982 (ix86_function_value): Take extra parameter. Dispatch to
6983 ix86_value_regno with fndecl/fntype as provided.
6984 (ix86_value_regno): Handle extra type argument.
6985 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6987 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6988 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6989 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6990 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6991 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6993 2005-07-14 Richard Guenther <rguenther@suse.de>
6995 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6996 * calls.c (expand_call): Pass fntype to hard_function_value.
6997 (emit_library_call_value_1): Likewise.
6998 * explow.c: Include target.h.
6999 (hard_function_value): Take extra argument, the fntype.
7000 Use new target hook for function_value.
7001 * expr.h (hard_function_value): Change prototype.
7002 * function.c (aggregate_value_p): Pass 0 as fntype to
7003 hard_function_value.
7004 (assign_parms): Use new target hook for function_value.
7005 Pass 0 as fntype to hard_function_value.
7006 (expand_function_end): Likewise.
7007 * reg-stack.c: Include target.h.
7008 (stack_result): Use new target hook for function_value.
7009 * target-def.h: New target hook function_value.
7010 * target.h: Likewise.
7011 * targhooks.c (default_function_value): New function.
7012 * targhooks.h (default_function_value): Declare.
7014 2005-07-13 Ian Lance Taylor <ian@airs.com>
7016 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7018 2005-07-14 Jan Hubicka <jh@suse.cz>
7020 * tree-dfa.c (dump_variable): Use default_def function.
7021 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7022 * tree-ssa.c (verify_use): Likewise.
7023 * tree-ssanames.c (release_ssa_name): Likewise.
7024 * tree-tailcall.c (eliminate_tail_call): Likewise.
7025 (tree_optimize_tail_calls_1): Likewise.
7026 * tree-vrp.c (get_value_range): Likewise.
7028 2005-07-14 Ben Elliston <bje@au.ibm.com>
7030 * gcc.c (main): Compare language[0] with '*' when iterating over
7033 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7035 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7036 "s390_emit_compare". Add handling of CCZ1mode.
7037 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7038 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7040 (s390_branch_condition_mask): Add CCZ1mode handling.
7041 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7042 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7043 Use CCZ1mode instead of CCZmode.
7044 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7046 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7048 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7050 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7052 2005-07-13 Eric Christopher <echristo@redhat.com>
7054 * config/mips/mips.c (mips_canonicalize_comparison): New.
7055 (mips_emit_int_relational): Use.
7057 2005-07-13 Eric Christopher <echristo@redhat.com>
7059 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7061 * config/s390/s390.md: Include tpf.md. Move tpf specific
7063 * config/s390/tpf.md: To here.
7064 * config/s390/s390.opt: Move tpf specific options...
7065 * config/s390/tpf.opt: to here. Add mmain option.
7066 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7067 * config/s390/tpf.h: Rewrite.
7069 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7071 * doc/tm.texi: Remove @xref{Cross-profiling}.
7073 2005-07-13 Jeff Law <law@redhat.com>
7075 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7076 expressions, test their _DECL operands for pointer equality rather
7077 than using operand_equal_p.
7079 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7081 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7082 (TARGET_POSIX_IO): This.
7083 * config/darwin.h: Likewise.
7084 * config/freebsd.h: Likewise.
7085 * config/linux.h: Likewise.
7086 * config/lynx.h: Likewise.
7087 * config/netbsd.h: Likewise.
7088 * config/rs6000/linux64.h: Likewise.
7089 * config/rs6000/linux.h: Likewise.
7090 * config/s390/tpf.h: Likewise.
7091 * config/sh/embed-elf.h: Likewise.
7092 * config/sparc/linux64.h: Likewise.
7093 * config/sparc/linux.h: Likewise.
7094 * config/svr4.h: Likewise.
7095 * gcov-io.h: Likewise.
7097 * doc/tm.texi: Updated.
7099 * libgcov.c (create_file_directory): Defined only if
7100 TARGET_POSIX_IO is defined.
7101 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7104 2005-07-13 Jan Hubicka <jh@suse.cz>
7106 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7108 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7110 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7111 structure as argument.
7113 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7115 PR tree-optimization/21921
7116 * tree-iterator.c (tsi_link_before): Support the case when
7117 tsi_end_p (tsi) == true.
7119 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7121 PR tree-optimization/22442
7122 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7125 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7127 PR rtl-optimization/20376
7128 * toplev.c (process_options): Enable -fweb and -frename-registers when
7130 * doc/invoke.texi: Update the information about when -fweb and
7131 -frename-registers are enabled.
7133 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7136 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7137 if *rhs_p is not a SSA_NAME.
7139 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7141 Fix PR tree-optimization/22422
7142 * tree-ssa-structalias.c (struct variable_info): Add flag for
7144 (get_varinfo): Now a static function.
7145 (new_varinfo): init has_union and is_special_var to false.
7146 (solution_set_add): Check has_union.
7147 (do_da_constraint): Move temporary variable so it gets reset
7149 Also check for special variable.
7150 (do_ds_constraint): Ditto.
7151 (do_sd_constraint): Ditto.
7152 (do_structure_copy): Check for special variable.
7153 (find_func_aliases): Ditto.
7154 (init_base_vars): Set special vars properly.
7156 2005-07-13 Jan Hubicka <jh@suse.cz>
7158 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7161 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7162 (get_expr_operands): Fix thinko wrt flags and subvars.
7164 PR tree-optimize/22379
7165 * tree-inline.c (expand_call_inline): Do not output sorry in early
7168 2005-07-12 Dale Johannesen <dalej@apple.com>
7170 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7172 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7175 * host-linux.h: Include limits.h.
7177 2005-07-12 Dale Johannesen <dalej@apple.com>
7179 * expr.c (compress_float_constant): Add cost check.
7180 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7182 2005-07-12 Dale Johannesen <dalej@apple.com>
7184 * gcc.target/i386/compress-float-sse.c: New.
7185 * gcc.target/i386/compress-float-sse-pic.c: New.
7186 * gcc.target/i386/compress-float-387.c: New.
7187 * gcc.target/i386/compress-float-387-pic.c: New.
7188 * gcc.dg/compress-float-ppc.c: New.
7189 * gcc.dg/compress-float-ppc-pic.c: New.
7191 2005-07-12 Eric Christopher <echristo@redhat.com>
7193 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7195 * config/s390/s390.md: Include tpf.md. Move tpf specific
7197 * config/s390/tpf.md: To here.
7198 * config/s390/s390.opt: Move tpf specific options...
7199 * config/s390/tpf.opt: to here. Add mmain option.
7200 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7201 * config/s390/tpf.h: Rewrite.
7203 2005-07-12 Eric Christopher <echristo@redhat.com>
7205 * gcc.c (struct infile): Update comment for language.
7206 (main): Rewrite input file resetting code.
7208 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7211 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7212 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7213 (lookup_avail_expr): Use constant_boolean_node instead
7214 of boolean_false_node/boolean_true_node.
7216 2005-07-12 Ben Elliston <bje@au.ibm.com>
7218 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7219 and use it when printing num_edges.
7221 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7223 * doc/extend.texi (Blackfin Built-in Functions): New section.
7224 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7227 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7229 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7230 s/cmpstrsi/cmpstrnsi
7231 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7233 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7234 (init_optabs): Initialize cmpstrn_optab.
7235 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7236 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7237 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7238 * config/i386/i386.md: s/cmpstr/cmpstrn
7239 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7240 * doc/md.texi: Update documentation.
7242 2005-07-11 Richard Henderson <rth@redhat.com>
7244 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7245 build_va_arg_indirect_ref.
7246 (alpha_gimplify_va_arg): Likewise.
7247 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7248 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7249 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7250 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7251 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7252 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7254 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7256 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7258 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7259 * passes.c (init_optimization_passes): Add pass_empty_loop.
7260 * tree-pass.h (pass_empty_loop): Declare.
7261 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7262 try_remove_empty_loop, remove_empty_loops): New functions.
7263 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7264 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7266 2005-07-12 Peter Barada <peter@the-baradas.com>
7270 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7271 in address registers.
7272 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7273 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7274 alternative of addsi3_5200.
7276 2005-07-11 Ian Lance Taylor <ian@airs.com>
7278 * config/mips/mips.md (ffs<mode>2): Remove.
7280 2005-07-11 Ian Lance Taylor <ian@airs.com>
7282 * doc/tree-ssa.texi (Cleanups): Improve description of
7284 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7286 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7288 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7289 * tree.h (DECL_ARGUMENT_FLD): New macro.
7291 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7293 Fix PR tree-optimization/22404
7295 * tree-ssa-structalias.c (create_variable_info_for): Use
7298 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7300 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7301 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7302 for second comparison operand.
7303 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7305 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7306 (define_insn_reservation "alu"): Likewise.
7307 (csync, ssync): Now of type sync.
7308 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7309 -mcsync-anomaly -mspecld-anomaly.
7310 * config/bfin/bfin.opt (mcsync): Remove.
7311 (mcsync-anomaly, mspecld-anomaly): Add.
7312 * config/bfin/bfin.c: Include "insn-codes.h".
7313 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7314 (TARGET_DEFAULT_TARGET_FLAGS): New.
7315 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7317 2005-07-11 Steven Bosscher <stevenb@suse.de>
7319 * basic-block.h: Give the BB flags enum a name, bb_flags.
7320 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7321 * cfgcleanup.c (enum bb_flags): Remove here.
7322 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7323 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7324 (update_forwarder_flag): Likewise.
7325 (thread_jump): Likewise.
7326 (try_forward_edges): Likewise.
7327 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7328 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7329 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7331 2005-07-11 Richard Guenther <rguenther@suse.de>
7333 * config/i386/i386.opt: New target option -msseregparm.
7334 * config/i386/i386.c (override_options): Error out for
7335 -msseregparm but no SSE support.
7336 (ix86_function_sseregparm): Check for global sseregparm.
7337 * doc/invoke.texi: Document -msseregparm.
7339 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7341 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7342 (m32rle-*-linux*): Ditto.
7344 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7346 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7347 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7350 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7354 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7355 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7357 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7359 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7360 (varmap): Heapify varmap.
7361 (constraints): Heapify constraints.
7362 (struct constraint_graph): Heapify succs and preds.
7363 (constraint_vec_find): Update for heapification.
7364 (constraint_set_union): Ditto.
7365 (insert_into_complex): Ditto.
7366 (constraint_edge_vec_find): Ditto.
7367 (erase_graph_self_edge): Ditto.
7368 (add_graph_edge): Ditto.
7369 (get_graph_weights): Ditto.
7370 (merge_graph_nodes): Ditto.
7371 (build_constraint_graph): Ditto.
7372 (topo_visit): Ditto.
7373 (solve_graph): Ditto.
7374 (create_variable_info_for): Ditto.
7375 (init_base_vars): Ditto.
7376 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7377 (condese_varmap_nodes): Free complex vector.
7378 (clear_edges_for_node): Clear succs and preds vector.
7380 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7382 * tree-ssa-structalias.c (update_alias_info): Change counting of
7383 references to not include vdefs.
7385 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7387 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7390 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7392 * pa.c (pa_commutative_p): Make PLUS commutative when
7393 TARGET_NO_SPACE_REGS is true.
7395 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7397 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7398 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7399 * tree-dfa.c (dump_subvars_for): New.
7400 (debug_subvars_for): New.
7401 (dump_variable): Show subvariables if VAR has them.
7402 * tree-flow-inline.h (get_subvar_at): New.
7403 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7404 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7406 (struct subvar): Change fields offset and size to unsigned
7408 (dump_subvars_for): Declare.
7409 (debug_subvars_for): Declare.
7410 (get_subvar_at): Declare.
7411 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7412 to unsigned HOST_WIDE_INT *.
7413 (overlap_subvar): Likewise.
7414 * tree-gimple.c (is_gimple_reg): Always return false for
7415 SFTs and memory tags.
7416 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7418 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7419 (compute_may_aliases): Call compute_points_to_sets.
7420 (collect_points_to_info_for): Remove.
7421 (compute_points_to_and_addr_escape): Remove.
7422 (delete_alias_info): Call delete_points_to_sets.
7423 (compute_flow_sensitive_aliasing): If the call to
7424 find_what_p_points_to returns false, call set_pt_anything.
7425 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7426 (set_pt_anything): Clear pi->pt_vars.
7427 (set_pt_malloc): Remove.
7428 (merge_pointed_to_info): Remove.
7429 (add_pointed_to_expr): Remove.
7430 (add_pointed_to_var): Remove.
7431 (collect_points_to_info_r): Remove.
7432 (is_escape_site): Make extern.
7434 (create_overlap_variables_for): Call it.
7435 * tree-ssa-copy.c (merge_alias_info): Never merge
7436 flow-sensitive alias information.
7437 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7438 offset and size to be unsigned HOST_WIDE_INT.
7439 (add_to_addressable_set): Rename from note_addressable.
7440 Set TREE_ADDRESSABLE as the variables are added to the set.
7442 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7443 operands into VUSEs when adding V_MAY_DEFs for members in an
7445 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7446 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7447 (struct variable_info): Add bitfield is_heap_var.
7448 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7449 (new_var_info): Initialize is_heap_var.
7450 (get_constraint_for): Add HEAP variables to the symbol table.
7451 Mark them with is_heap_var.
7452 (update_alias_info): New. Taken mostly from the old
7453 compute_points_to_and_addr_escape.
7454 (handle_ptr_arith): New.
7455 (find_func_aliases): Call update_alias_info.
7456 Call handle_ptr_info for tcc_binary expressions.
7457 Call mark_stmt_modified.
7458 (create_variable_info_for): If DECL has subvars, do not create
7459 variables for its subvars. Always add all the fields.
7460 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7461 SFTs, then add all the SFTs of the structure.
7462 If VI->DECL is an aggregate with subvariables, add the SFT at
7464 (find_what_p_points_to): If VI is an artificial variable,
7465 translate to bitfields in SSA_NAME_PTR_INFO.
7466 If the solution is empty, set pi->pt_vars to NULL
7467 (init_base_vars): Create ANYOFFSET.
7468 (compute_points_to_sets): Rename from create_alias_vars.
7470 (pass_build_pta): Remove.
7471 (delete_points_to_sets): Rename from delete_alias_vars.
7472 (pass_del_pta): Remove.
7473 * tree-ssa-structalias.h (struct alias_info): Move from
7475 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7476 NUM_REFERENCES_SET): Likewise.
7477 (compute_points_to_sets, delete_points_to_sets): Declare.
7479 2005-07-09 Richard Henderson <rth@redhat.com>
7481 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7482 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7483 alpha_split_lock_test_and_set_12): New functions.
7484 * config/alpha/alpha-protos.h: Update.
7485 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7486 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7487 * config/alpha/sync.md (I12MODE): New.
7488 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7489 (sync_<fetchop_name><I48MODE>): Likewise.
7490 (sync_nand<I48MODE>): Likewise.
7491 (sync_old_<fetchop_name><I48MODE>): Likewise.
7492 (sync_new_<fetchop_name><I48MODE>): Likewise.
7493 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7494 (sync_compare_and_swap<I48MODE>): Likewise.
7495 (sync_lock_test_and_set<I48MODE>): Likewise.
7496 (sync_compare_and_swap<I12MODE>): New.
7497 (sync_compare_and_swap<I12MODE>_1): New.
7498 (sync_lock_test_and_set<I12MODE>): New.
7499 (sync_lock_test_and_set<I12MODE>_1): New.
7501 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7505 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7507 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7509 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7510 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7512 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7515 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7517 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7519 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7520 memory_operand constraint.
7521 (store_conditional_<mode>): Same.
7522 (sync_compare_and_swap<mode>): Same.
7523 (sync_lock_test_and_set<mode>): Same.
7525 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7527 Rewrite PIC support to more closely model actual instructions.
7528 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7529 (cris_symbol): Remove prototypes for removed functions.
7530 (cris_pic_symbol_type_of, cris_valid_pic_const)
7531 (cris_expand_pic_call_address): Prototypes for new functions.
7532 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7534 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7536 <case ':'>: Add case for new punctuation character.
7537 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7538 emitting (extra) PIC modifier.
7539 <case UNSPEC>: Do not assert for PLT.
7540 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7541 (cris_expand_prologue, cris_expand_epilogue): Check
7542 for pic_offset_table_rtx usage instead of taking
7543 current_function_uses_pic_offset_table as the final word.
7544 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7545 Remove flag_pic difference.
7546 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7547 the moral equivalents of...
7548 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7550 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7551 (cris_handle_option): Mark ARG as unused.
7552 (cris_expand_pic_call_address): New worker function for "call",
7554 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7555 output PIC constructs here.
7556 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7557 as symbol-specific modifers, not whole or part of operands.
7558 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7559 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7560 constants and flag_pic.
7561 (CONSTANT_INDEX_P): Adjust for new functions.
7562 (enum cris_pic_symbol_type): New helper type.
7563 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7564 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7565 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7567 ("movsi"): Emit actual instructions for GOT and relative access.
7568 ("*movsi_got_load"): New pattern to set up the register holding
7570 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7571 Adjust FIXME for 'S'.
7572 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7573 Use "movs" for -fpic cases.
7574 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7575 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7576 ("call", "call_value"): Just call cris_expand_pic_call_address for
7578 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7579 Remove special pattern.
7580 ("*expanded_call_side", "*expanded_call_value_side"): New
7582 (gotplt-to-plt, gotplt-to-plt-side-call)
7583 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7585 * config/cris/cris/predicates.md
7586 ("cris_general_operand_or_gotless_symbol"): Remove unused
7588 ("cris_general_operand_or_symbol"): Adjust for new functions.
7590 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7592 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7594 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7596 * Makefile.in (TREE_H): Add treestruct.def.
7597 (c-decl.o): Add pointer-set.h
7598 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7599 visibility on regular DECL's.
7600 (merge_decls): Fix the copying of decl nodes of various types for
7601 the new structures. Don't update RTL, section name, weak status,
7602 etc, on DECL's without RTL.
7603 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7604 Don't check volatile on non-variable types.
7605 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7606 to check whether we have seen arguments.
7607 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7608 flag is checked before field (flag is common, field is not).
7609 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7610 TS_DECL_COMMON could have an origin.
7611 (add_location_or_const_value_attribute): Don't check section name
7612 on non-var/function decls.
7613 (dwarf2out_var_location): Reverse order of tests.
7614 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7615 with DECL_WRTL_CHECK.
7616 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7617 * fold-const.c (fold_binary): Don't check weakness on
7618 non-var/function decls.
7619 (tree_expr_nonzero_p): Ditto.
7620 (fold_checksum_tree): Use tree_decl_extra as sizeof
7622 * ggc-page.c (extra_order_size_table): Add sizes for
7623 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7625 * gimplify.c (gimplify_bind_expr): Only set
7626 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7627 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7629 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7630 * langhooks.h (init_ts). New langhook.
7631 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7632 * print-tree.c (print_node): Update to only print fields that
7633 exist in the structures the passed decl has.
7634 * toplev.c (wrapup_global_declarations): Don't reset
7635 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7636 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7637 * tree-inline.c (remap_decl): Ditto.
7638 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7639 * tree-pretty-print.c (print_declaration): Don't print
7640 DECL_REGISTER on things that don't contain it.
7641 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7642 non-var/function decls.
7643 * tree.c (tree_contains_struct): New structure.
7644 (init_priority_for_decl): New hashtable.
7645 (tree_int_map): New structure.
7646 (tree_int_map_eq): New function.
7647 (tree_int_map_marked_p): Ditto.
7648 (tree_int_map_hash): Ditto.
7649 (tree_map): Move to tree.h.
7650 (tree_map_eq): Externalize.
7651 (tree_map_hash): Ditto.
7652 (tree_map_marked_p): Ditto.
7653 (init_ttree): Set up tree_contains_struct and call langhook.
7654 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7655 (tree_code_size): Update for new structures.
7656 (tree_node_structure): Update for new structures.
7657 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7659 (copy_node_stat): Copy init priority.
7660 (build_decl_stat): Ditto for visibility.
7661 (ts_enum_names): New.
7662 (tree_contains_struct_check_failed): New function.
7663 (decl_init_priority_lookup): Ditto.
7664 (decl_init_priority_insert): Ditto.
7665 * treestruct.def: New file.
7666 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7667 (CONTAINS_STRUCT_CHECK): Ditto.
7668 (tree_contains_struct_check_failed): New prototype.
7669 (DECL_CHECK): Removed.
7670 (DECL_MINIMAL_CHECK): New.
7671 (DECL_COMMON_CHECK): Ditto.
7672 (DECL_WRTL_CHECK): Ditto.
7673 (DECL_NON_COMMON_CHECK): Ditto.
7674 (DECL_WITH_VIS_CHECK): Ditto.
7675 (VAR_OR_FUNCTION_DECL_P): Ditto
7676 (struct tree_decl_minimal): New structure.
7677 (struct tree_decl_common): Ditto.
7678 (struct tree_decl_with_rtl): Ditto.
7679 (struct tree_decl_with_vis): Ditto.
7680 (struct tree_decl_non_common): Ditto.
7681 (struct tree_field_decl): Ditto.
7682 (struct tree_parm_decl): Ditto.
7683 (struct tree_var_decl): Ditto.
7684 (struct tree_function_decl): Ditto.
7685 (struct tree_const_decl): Ditto.
7686 (struct tree_result_decl): Ditto.
7687 (union tree_node): Add new structures.
7688 * var-tracking.c (track_expr_p): Reverse order of tests.
7690 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7692 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7694 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7695 * system.h: Poison FINALIZE_PIC.
7696 * doc/tm.texi (FINALIZE_PIC): Remove.
7698 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7701 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7702 to the correct type if we have a MODIFY_EXPR.
7704 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7706 PR tree-optimization/22360
7707 * tree.c (upper_bound_in_type): Fix calculations for casting
7708 to a non-wider signed type and casting a signed value to a
7709 wider unsigned type.
7710 (lower_bound_in_type): Fix calculations for casting to a
7711 non-wider signed type.
7713 PR tree-optimization/20139
7714 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7716 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7717 fold_cond_expr_cond.
7718 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7719 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7721 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7724 * tree-complex.c (expand_complex_libcall): Produce
7725 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7727 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7729 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7730 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7731 b" assert and inserted fastpath code for this case.
7732 (bitmap_ior): Removed "a != b" assert.
7734 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7736 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7737 (ENDFILE_SPEC): Likewise.
7738 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7740 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7741 a large stack frame at epilogue.
7743 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7745 * final.c: Include sdbout.h when required.
7747 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7749 * config.gcc (*-*-darwin*): Only one target-specific header file
7751 (powerpc-*-darwin*): Add version-specific header files.
7752 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7753 * config.in: Regenerate.
7754 * configure: Regenerate.
7755 * gcc.c: Include xregex.h.
7756 (version_compare_spec_function): New.
7757 (spec_function): Add version-compare.
7758 (replace_outfile_spec_function): Reformat comment.
7759 (compare_version_strings): New.
7760 * config/darwin-c.c (version_as_macro): New.
7761 (builtin_define): New.
7762 (darwin_cpp_builtins): New.
7763 * config/darwin-protos.h (darwin_cpp_builtins): New.
7764 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7765 (LIB_SPEC): Make unconditional, update comment.
7766 (TARGET_C99_FUNCTIONS): Define.
7767 * config/darwin.opt: Sort.
7768 (mmacosx-version-min=): New.
7769 * config/darwin7.h: Delete.
7770 * config/darwin8.h: Delete.
7771 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7772 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7773 (TARGET_C99_FUNCTIONS): Define.
7774 * config/rs6000/darwin7.h: New.
7775 * config/rs6000/darwin8.h: New.
7776 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7777 (-mmacosx-version-min): Document.
7779 2005-07-07 Ian Lance Taylor <ian@airs.com>
7781 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7783 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7786 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7788 2005-07-07 Khem Raj <kraj@mvista.com>
7790 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7791 in bytes, not words.
7793 2005-07-07 Paul Brook <paul@codesourcery.com>
7795 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7796 DEFAULT_FUNCTION_ARG_PADDING to upward.
7798 2005-07-07 Richard Henderson <rth@redhat.com>
7800 * function.c (locate_and_pad_parm): Record parameter alignment in
7801 stack_alignment_needed.
7803 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7805 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7806 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7807 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7808 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7809 (define_attr "type"): Add isync, sync, load_l, store_c.
7810 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7811 Create scratch volatile MEM.
7812 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7814 (load_locked_<mode>): New.
7815 (store_conditional_<mode>): New.
7816 (sync_compare_and_swap<mode>): Replace with splitter.
7817 (sync_lock_test_and_set<mode>): Replace with splitter.
7818 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7820 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7821 is ics. Attribute isync.
7822 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7824 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7825 and UNSPECV_SYNC_OP.
7826 (emit_unlikely_jump): New.
7827 (emit_load_locked): New.
7828 (emit_store_conditional): New.
7829 (rs6000_split_compare_and_swap): New.
7830 (rs6000_split_lock_test_and_set): New.
7831 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7832 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7833 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7834 rs6000_split_lock_test_and_set): Declare.
7835 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7836 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7837 store_c, isync, sync.
7839 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7841 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7842 filenames to gtyp-gen.h.
7843 (s-typ-gen): Use it in place of for loops.
7845 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7847 * hooks.c (hook_bool_rtx_int_false): New function.
7848 * hooks.h (hook_bool_rtx_int_false): Declare.
7849 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7850 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7851 * target.h (struct gcc_target): Add commutative_p member.
7852 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7853 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7854 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7855 (pa_commutative_p): New function.
7856 * jump.c (target.h): Include.
7857 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7858 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7860 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7862 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7863 (s390_expand_setmem): New.
7864 * config/s390/s390.c: Likewise.
7865 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7867 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7868 general_operand. Call new function "s390_expand_setmem".
7869 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7870 ("setmem_long", "*setmem_long"): ... this.
7872 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7874 * config/s390/s390.c: (optimization_options): Enable
7875 TARGET_MVCLE at -Os.
7876 * doc/invoke.texi: Document changes in default behaviour.
7877 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7879 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7881 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7882 defined by back-end.
7884 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7886 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7887 all sets in the pattern.
7888 * config/rs6000/rs6000.md (stack_protect_testsi,
7889 stack_protect_testdi): Likewise.
7891 2005-07-06 Jeff Law <law@redhat.com>
7893 * tree-vrp.c (simplify_using_ranges): Kill.
7894 (vrp_finalize): Remove call to simplify_using_ranges.
7895 (simplify_stmt_using_ranges): New function extracted from
7896 simplify_using_ranges.
7897 (simplify_div_or_mod_using_ranges): Likewise.
7898 (simplify_abs_using_ranges): Likewise.
7899 (simplify_cond_using_ranges): New function.
7900 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7901 * tree-ssa-propagate.c (substitute_and_fold): Call
7902 simplify_stmt_using_ranges if we have range information.
7904 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7906 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7907 ia64_flag_schedule_isns2.
7909 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7910 reading/writing general registers.
7911 (ia64_function_arg): Revert 2005-06-18 change.
7913 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7915 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7916 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7918 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7920 * function.c (expand_function_end): Revert part of 2005-06-27
7921 patch. Do sjlj_emit_function_exit_after after return_label.
7923 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7925 * doc/install.texi (--disable-libssp): New.
7927 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7929 * doc/invoke.texi: Update -fforce-mem documentation.
7930 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7931 code for -fforce-mem.
7932 * expmed.c: (store_bit_field,store_fixed_bit_field,
7933 extract_bit_field): Ditto.
7934 * expr.c: (convert_move): Ditto.
7935 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7936 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7937 emit_conditional_add,expand_float,expand_fix): Ditto.
7938 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7939 (common_handle_option): Issue warning when -fforce-mem specified.
7941 2005-07-06 Paul Brook <paul@codesourcery.com>
7943 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7945 * configure: Regenerate.
7947 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7949 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7951 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7953 Fix PR tree-optimization/22319
7954 Fix PR tree-optimization/22140
7955 Fix PR tree-optimization/22310
7957 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7958 variable sized types.
7959 Use correct type for intermediate structure on *a = *b structure
7962 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7964 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7966 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7967 (machine_function): Move typedef to...
7968 * config/rs6000/rs6000.c (machine_function): ... here. Add
7969 varargs_save_offset field.
7970 (rs6000_stack_t): Remove varargs_size field.
7971 (setup_incoming_varargs): Allocate varargs save area using
7972 assign_stack_local, try to make it as small as possible.
7973 Save offset from virtual_stack_vars_rtx to the save area
7974 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7975 instead of magic 8 when fp word byte size is used.
7976 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7977 instead of -RS6000_VARARGS_SIZE.
7978 (rs6000_stack_info, debug_stack_info,
7979 rs6000_initial_elimination_offset): Remove all traces of
7981 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7982 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7983 RS6000_VARARGS_AREA.
7985 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7987 PR tree-optimization/21963
7988 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7989 constant_multiple_of in the same way get_computation_cost_at does.
7991 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7993 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7994 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7995 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7996 and return its previous value.
7997 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7998 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8000 (stack_protect_set, stack_protect_test): New expanders.
8001 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8002 stack_protect_testdi): New insns.
8003 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8004 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8006 2005-07-06 Jeff Law <law@redhat.com>
8008 * tree-ssa-dce.c (cfg_altered): New global.
8009 (tree_dce_init): Initialize cfg_altered.
8010 (remove_dead_stmt): If we remove an edge in the CFG, then set
8012 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8015 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8017 * Makefile.in (stamp-collect-ld): Use
8018 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8019 ./collect-ld if it already exists.
8020 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8021 Don't remove ./nm if it already exists.
8023 2005-07-05 Devang Patel <dpatel@apple.com>
8025 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8026 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8027 * tree-vectorizer.c (vect_loop_location): New.
8028 (vect_print_dump_info): Use vect_loop_location.
8029 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8030 (vectorize_loops): Set vect_loop_location.
8031 * tree-vect-analyze.c (vect_analyze_offset_expr,
8032 vect_determin_vectorization_factor, vect_analyze_operations,
8033 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8034 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8035 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8036 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8037 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8038 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8039 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8040 vect_analyze_loop): Adjust vect_print_dump_info API.
8041 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8042 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8043 vect_finish_stmt_generation, vectorizable_assignment,
8044 vectorizable_operation, vectorizable_store, vectorizable_load,
8045 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8046 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8047 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8048 vect_transform_loop): Same.
8049 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8050 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8053 2005-07-05 Randolph Chung <tausq@debian.org>
8055 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8056 * configure: Regenerate.
8057 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8058 (pa_tls_referenced_p): Declare.
8059 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8060 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8061 (legitimize_tls_address): New.
8062 (hppa_legitimize_address): Handle TLS addresses.
8063 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8064 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8065 (emit_move_sequence): Handle TLS addresses.
8066 (pa_encode_section_info): Call default handler to handle common
8068 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8069 (CONSTANT_ADDRESS_P): Reject TLS operands.
8070 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8071 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8072 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8073 (UNSPEC_TLSLE): Define new constants.
8074 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8075 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8076 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8077 (tie_symbolic_operand, tle_symbolic_operand): New
8079 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8081 * aclocal.m4: Update macros for autoconf 2.59 style.
8082 * configure.ac: Likewise.
8084 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8086 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8087 (function_arg): Pass small aggregates in general registers on 32-bit
8089 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8091 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8093 * Makefile.in (final.o): Fix dependencies.
8095 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8099 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8100 * langhooks.c (lhd_expr_to_decl): New.
8101 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8103 (LANG_HOOKS_INITIALIZER): Update.
8104 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8105 expr_to_decl langhook.
8106 * c-tree.h (c_expr_to_decl): Declare.
8107 * c-typeck.c (c_expr_to_decl): New.
8108 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8110 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8112 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8115 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8116 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8118 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8120 * Makefile.in: Adjust dependencies.
8121 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8122 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8123 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8124 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8125 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8126 rest_of_compilation.
8128 * bb-reorder.c (gate_duplicate_computed_gotos,
8129 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8130 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8131 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8132 pass_partition_blocks): New.
8133 * bt-load.c (gate_handle_branch_target_load_optimize,
8134 rest_of_handle_branch_target_load_optimize,
8135 pass_branch_target_load_optimize): New.
8136 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8138 * cfglayout.c (pass_insn_locators_initialize): New.
8139 * cfgrtl.c (pass_free_cfg): New.
8140 * combine.c (gate_handle_combine, rest_of_handle_combine,
8142 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8143 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8144 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8145 * except.c (pass_set_nothrow_function_flags,
8146 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8148 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8149 rest_of_handle_shorten_branches, pass_shorten_branches,
8150 rest_of_clean_state, pass_clean_state): New.
8151 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8152 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8153 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8155 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8156 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8157 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8158 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8160 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8161 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8162 pass_rtl_ifcvt, gate_handle_if_after_combine,
8163 rest_of_handle_if_after_combine, pass_if_after_combine,
8164 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8165 pass_if_after_reload): New.
8166 * integrate.c (pass_initial_value_sets): New.
8167 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8168 pass_purge_lineno_notes): New.
8169 * mode-switching.c (rest_of_handle_mode_switching,
8170 pass_mode_switching): New.
8171 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8172 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8174 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8175 pass_loop_optimize): New.
8176 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8178 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8180 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8181 pass_postreload_cse): New.
8182 * profile.c (gate_handle_profiling, pass_profiling,
8183 rest_of_handle_branch_prob, pass_branch_prob): New.
8184 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8185 pass_split_before_regstack, gate_handle_split_before_regstack,
8186 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8187 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8188 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8189 pass_stack_regs): New.
8190 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8191 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8192 pass_stack_adjustments): New.
8193 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8194 pass_regrename): New.
8195 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8196 pass_delay_slots, gate_handle_machine_reorg,
8197 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8198 * rtl.h (extern void purge_line_number_notes): New.
8199 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8200 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8202 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8204 * value-prof.c (gate_handle_value_profile_transformations,
8205 rest_of_handle_value_profile_transformations,
8206 pass_value_profile_transformations): New.
8207 * var-tracking.c (gate_handle_var_tracking,
8208 pass_variable_tracking): New.
8209 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8211 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8212 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8213 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8214 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8215 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8216 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8217 rest_of_handle_gcse2, rest_of_handle_regmove,
8218 rest_of_handle_tracer, rest_of_handle_if_conversion,
8219 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8220 rest_of_handle_web, rest_of_handle_branch_prob,
8221 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8222 rest_of_handle_jump_bypass, rest_of_handle_combine,
8223 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8224 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8225 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8226 rest_of_handle_mode_switching, rest_of_handle_jump,
8227 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8228 rest_of_handle_flow2, rest_of_handle_jump2,
8229 rest_of_handle_peephole2, rest_of_handle_postreload,
8230 rest_of_handle_shorten_branches, rest_of_clean_state,
8231 rest_of_compilation): Remove.
8233 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8234 * passes.c (dump_flags, in_gimple_form, all_passes,
8235 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8236 register_dump_files, next_pass_1, last_verified, execute_todo,
8237 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8238 from tree-optimize.c.
8239 (init_optimization_passes): Moved from tree-optimize.c,
8240 adding the RTL optimizations.
8241 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8242 * tree-optimize.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,
8246 init_tree_optimization_passes, ipa_passes): Delete.
8247 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8249 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8250 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8252 (ipa_passes): Remove.
8253 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8254 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8255 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8256 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8257 (dump_info_p, dump_flag): Moved to tree-dump.h.
8259 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8261 * passes.c (finish_optimization_passes): Use dump_begin
8262 and dump_end, TDI_end.
8263 (gate_rest_of_compilation): New.
8264 (pass_rest_of_compilation): Use it.
8265 (gate_postreload, pass_postreload): New.
8266 * toplev.c (general_init): Rename init_tree_optimization_passes.
8267 * toplev.h (init_tree_optimization_passes): Rename to
8268 init_optimizations_passes.
8269 * tree-dump.c (dump_flag): Make static.
8270 (dump_files): Remove RTL dumps.
8271 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8272 pass_cleanup_cfg, pass_free_cfg_annotations,
8273 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8274 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8275 * tree-pretty-print.c: Include tree-pass.h.
8276 * cgraph.c: Include tree-dump.h.
8278 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8280 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8281 Only fall back to saying it points to readonly memory if
8284 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8286 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8287 * config/m32r/m32r.c (m32r_compute_frame_size,
8288 m32r_expand_prologue): Take current_function_profile into
8289 account whenever we reference
8290 current_function_uses_pic_offset_table.
8291 (m32r_finalize_pic): Remove.
8292 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8294 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8296 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8297 instead of $<. Don't remove ./as if it already exists.
8299 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8302 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8303 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8304 for complex modes when generating code for PA 1.0.
8305 (VALID_FP_MODE_P): New macro.
8306 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8307 sets for all general and floating point modes. Align wide floating
8308 point modes to even register boundaries to comply with architectural
8310 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8311 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8312 (VALID_FP_MODE_P): New macro.
8313 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8314 sets for all general and floating point modes. Align wide floating
8315 point modes to even register boundaries to comply with architectural
8318 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8320 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8323 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8325 * tree-ssa-structalias.c: Don't include expr.h.
8327 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8329 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8332 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8334 Fix PR tree-optimization/22279
8336 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8339 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8341 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8343 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8345 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8346 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8347 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8348 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8349 config/stormy16/stormy16.c, config/v850/v850.c,
8350 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8351 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8352 Avoid "." or "\n" at end of diagnostics and capital letters at
8353 start of diagnostics.
8354 * combine.c, cse.c: Don't translate dump file output.
8355 * toplev.c (print_version): Only translate output if going to
8358 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8360 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8361 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8364 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8366 * pa.c (fix_range): Fix typo in comment.
8368 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8370 * tree-vrp.c (extract_range_from_assert): Replace
8371 fold (build (...)) with fold_build2.
8373 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8375 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8376 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8377 (format_types_orig, handle_format_attribute): Add support for
8380 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8382 * varasm.c (assemble_variable): Fix format specifier thinko.
8384 2005-07-03 Ira Rosen <irar@il.ibm.com>
8386 PR tree-optimization/22029 (and 22135)
8387 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8388 a phi node before calling dump_vops.
8390 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8392 * tree-dump.h (dump_string_field): Declare.
8393 * tree-dump.c: Use it instead of dump_string.
8394 (dump_string_field): Make non-static.
8396 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8398 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8399 up the minimal CFG stuff always when optimize > 0. Call
8400 split_all_insns_noflow in PIC case if needed.
8402 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8403 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8406 * c-decl.c (c_write_global_declarations): Dump contents of
8408 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8409 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8410 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8411 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8414 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8416 * c-common.h (GCC_DIAG_STYLE): Define.
8417 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8418 version for format checking to 4.1.
8419 * c-format.c: Include toplev.h after c-common.h.
8420 (enum format_type): Add gcc_tdiag_format_type.
8421 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8422 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8423 (format_types_orig): Add gcc_tdiag.
8424 (init_dynamic_diag_info): Support gcc_tdiag formats.
8425 (handle_format_attribute): Likewise.
8426 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8427 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8428 version for format checking to 4.1.
8429 (warning0, warning, error, pedwarn, sorry): Use
8431 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8432 (finish_aliases_1): Do not use %qE.
8433 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8434 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8435 Correct format bugs.
8436 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8437 parameter to unsigned HOST_WIDE_INT.
8438 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8440 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8443 * expr.c (write_complex_part): Use adjust_address for MEM.
8444 (read_complex_part): Same.
8446 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8448 Fix PR tree-optimization/22280
8450 * tree-sra.c (generate_element_init): Remove useless loop.
8452 2005-07-02 Richard Henderson <rth@redhat.com>
8454 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8456 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8458 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8461 * fold-const.c (fold_binary): Handle the return value of
8462 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8463 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8465 2005-07-02 Jeff Law <law@redhat.com>
8467 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8468 a eliminate type conversion which feeds an equality comparison
8469 if the original type or either operand in the comparison is a
8472 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8474 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8475 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8477 * config/avr/avr.c: Do not use '`' as left quote.
8478 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8479 Remove "." from end of diagnostics. Make diagnostics start with
8482 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8483 Joseph S. Myers <joseph@codesourcery.com>
8485 * toplev.c (default_tree_printer): Handle setting location with
8487 * c-objc.common.c (c_tree_printer): Likewise.
8488 * c-format.c (gcc_diag_flag_specs): Add '+'.
8489 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8490 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8492 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8493 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8494 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8495 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8496 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8497 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8498 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8499 format arguments where %J is used without %D.
8501 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8503 * gcc.c (LINK_SSP_SPEC): Define.
8504 (link_ssp_spec): New variable.
8505 (LINK_COMMAND_SPEC): Add %(link_ssp).
8506 (static_specs): Add link_ssp_spec.
8507 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8508 * configure: Rebuilt.
8509 * config.in: Rebuilt.
8511 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8512 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8513 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8514 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8515 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8516 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8517 -0x7008(2) instead of reading __stack_chk_guard variable.
8518 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8520 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8521 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8522 if TARGET_THREAD_SSP_OFFSET is defined.
8523 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8524 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8527 2005-06-27 Richard Henderson <rth@redhat.com>
8528 * libgcc-std.ver (GCC_4.1.0): New.
8529 * libgcc.h (__stack_chk_guard): Declare.
8530 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8531 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8532 * mklibgcc.in (lib2funcs): Add them.
8534 2005-07-01 Richard Henderson <rth@redhat.com>
8536 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8537 void * before struct sigcontext *.
8538 (x86_fallback_frame_state): Likewise.
8540 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8542 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8544 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8547 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8548 we check for SSA_NAME for.
8550 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8552 Fix PR tree-optimization/22071
8554 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8556 (get_constraint_for_component_ref): Use it.
8558 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8561 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8562 print out the last new line.
8564 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8566 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8567 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8568 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8569 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8570 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8571 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8572 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8573 (enum reg_class): New member CC0_REGS.
8574 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8575 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8576 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8577 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8578 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8579 Adjust for register now described.
8581 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8584 * config/i386/i386.md (stack_protect_test_si,
8585 stack_protect_test_di): Add earlyclobber for scratch 3.
8586 * config/rs6000/rs6000.md (stack_protect_testsi,
8587 stack_protect_testdi): Add earlyclobber for scratch 3,
8588 remove earlyclobber from scratch 4.
8590 Older entries for 2005 can be found in ChangeLog-2005.