1 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3 * function.c (assign_stack_local_1): Issue an error message if
4 the frame size overflows in the signed target arithmetics.
6 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
8 * tree.c (build_qualified_type): Chain the new type to the original
9 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
10 a POINTER_TYPE or a REFERENCE_TYPE respectively.
11 (build_pointer_type_for_mode): Only return unqualified types.
12 (build_reference_type_for_mode): Likewise.
14 2005-11-09 Jakub Jelinek <jakub@redhat.com>
16 * Makefile.in (gnucompare): Do comparison of all files using one of
17 the chosen methods and only afterwards decide if just warning should
18 be issued or comparison failure raised.
20 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
22 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
23 (noce_try_abs): Negate if the comparison is reversed.
24 Look only one instruction backwards for a REG_EQUAL note.
26 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
29 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
30 gthr-tpf.h: Define __gthrw. For all identifiers that might
31 be weak, introduce weakrefs or non-weak aliases with __gthrw,
32 and prefix all uses with __ghtrw.
34 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
37 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
38 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
39 * c-common.c (handle_weakref_attribute): New.
40 (c_common_attribute_table): Add weakref.
41 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
43 * configure, config.in: Rebuilt.
44 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
45 * doc/extend.texi: Document weakref attribute.
46 * varasm.c (ultimate_transparent_alias_target): New
47 (assemble_name): Use it.
48 (weak_finish_1): Split out of...
49 (weak_finish): ... and deal with weakrefs in...
50 (weakref_targets): ... new list.
51 (globalize_decl): Clean up weakref_targets.
52 (do_assemble_alias): Handle weakrefs.
53 (finish_aliases_1): Do not reject weakrefs to external symbols.
54 (assemble_alias): Handle weakrefs.
56 2005-11-09 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/24716
59 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
60 t_bool to track results from follow_ssa_edge.
62 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
64 * final.c (force_source_line): New global variable.
65 (final_scan_insn): Set it to true instead of clearing last_filename.
66 (notice_source_line): Return true if force_source_line is true,
67 unless source info is absent.
69 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
72 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
73 a linkage name for a variable if it a register variable.
74 * c-decl.c (grokdeclarator): Global register variables
75 should be set as PUBLIC.
77 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
80 * config/s390/s390.c (struct s390_frame_layout): New fields
81 first_save_gpr_slot and last_save_gpr_slot.
82 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
83 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
84 first_save_gpr and last_save_gpr with the _slot variants.
85 (s390_register_info): Calculate first_save_gpr_slot and
86 last_save_gpr_slot using regs_ever_live.
88 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
91 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
92 for a function containing a landing pad.
94 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
97 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
100 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
102 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
103 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
105 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
108 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
110 (call,load,store): New insn types.
111 (mem_access, branch_access): Adjust reservation conditions.
112 (define_delay): Adjust condition.
113 (decrement_and_branch_until_zero): Allow for ms2. Set branch
115 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
116 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
118 (call_internal, call_value_internal, return_internal,
119 return_interrupt_internal, eh_return_internal, indirect_jump,
120 tablejump): Set call insn type.
121 (blockage, ei, di): Use appropriate unspec const.
122 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
123 (ms1_get_attr_type): Adjust to give load & store types.
124 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
125 backwards past a barrier.
126 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
128 (struct branch_info, struct label_info): New.
130 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
131 (ms1_machine_reorg): New.
132 (TARGET_MACHINE_DEPENDENT_REORG): Override.
133 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
134 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
135 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
138 2005-11-09 Per Bothner <per@bothner.com>
139 Uros Bizjak <uros@kss-loka.si>
142 * toplev.c (process_options): Initialize debug_hooks early
143 in case lang_hooks.post_options ends up calling a debug_hook.
145 2005-11-08 Jakub Jelinek <jakub@redhat.com>
147 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
148 DBX_REGISTER_NUMBER being contiguous.
150 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
151 Diego Novillo <dnovillo@redhat.com>
154 * tree-vrp.c (register_edge_assert_for): Do not register
155 always-false predicates.
157 2005-11-08 Devang Patel <dpatel@apple.com>
159 PR tree-optimization/23115
160 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
163 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
165 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
168 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
170 Fix PR tree-optimization/23382
172 * tree-ssa-alias.c (compute_may_aliases): Call
173 delete_old_heap_vars.
174 * tree-dfa.c (referenced_var_remove): New function.
175 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
176 * tree-flow.h (referenced_var_remove): Add prototype.
177 (delete_old_heap_vars): Ditto.
178 * tree-ssa-structalias.c (heapvars): New variable.
179 (oldheapvars): Ditto.
180 (get_constraint_for): Put heap vars on heapvars list.
181 (delete_old_heap_vars): New function.
183 2005-11-08 Jason Merrill <jason@redhat.com>
185 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
187 2005-11-08 Uros Bizjak <uros@kss-loka.si>
190 * reg-stack.c (reg_to_stack): Update register liveness also
191 for flag_sched2_use_traces.
193 2005-11-08 Alan Modra <amodra@bigpond.net.au>
196 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
197 override prior explicit -mno-powerpc-gfxopt.
199 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
201 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
202 if the bitsize is zero.
203 * doc/md.texi (Standard Pattern Names): Document it.
205 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
206 (TARGET_PASS_BY_REFERENCE): Likewise.
208 2005-11-07 Ian Lance Taylor <ian@airs.com>
210 PR rtl-optimization/24683
211 * config/i386/i386.c (legitimize_pic_address): If constant operand
212 to PLUS is too large, put it in a register.
214 2005-11-07 Jie Zhang <jie.zhang@analog.com>
216 * configure.ac: Enable checking assembler dwarf2 support for bfin
218 * configure: Regenerate.
220 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
224 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
225 gen_easy_vector_constant_add_self): Delete.
226 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
228 (output_vec_const_move): Use gen_easy_altivec_constant.
229 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
230 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
231 (easy_vector_constant_add_self): Rewritten.
232 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
233 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
234 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
235 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
236 Macroize and adjust for the other changes.
238 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
242 * c-typeck.c (build_c_cast): Try using a shared constant, and see
243 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
245 2005-11-07 Jakub Jelinek <jakub@redhat.com>
247 PR rtl-optimization/23567
248 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
249 (noce_process_if_block): Don't do any optimizations except
250 if (cond) x = x; if !set_b and write into orig_x may trap
251 or fault. Remove the MEM_READONLY_P check.
253 2005-11-06 Diego Novillo <dnovillo@redhat.com>
256 * tree-vrp.c (fix_equivalence_set): New.
257 (extract_range_from_assert): Call it.
259 2005-11-05 Ian Lance Taylor <ian@airs.com>
262 * combine.c (apply_distributive_law): Don't distribute across a
265 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
267 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
268 config/ms1/ms1.h, config/rs6000/predicates.md,
269 config/s390/s390.c, params.def, postreload-gcse.c,
270 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
271 tree-vrp.c, tree.c: Fix comment typos.
272 * doc/invoke.texi: Fix typos.
274 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
276 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
277 for testing whether the data_dependence_relation contains distance
278 vectors. Iterate over all distance vectors of the ddr.
279 * lambda.h: Define a vec of lambda_vector pointers.
280 * tree-data-ref.c (dump_data_dependence_relation,
281 dump_data_dependence_direction): Iterate over all distance and
282 direction vectors of the ddr.
283 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
285 (build_classic_dist_vector, build_classic_dir_vector): Push a set
286 of distance/direction vectors instead of a single one.
287 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
288 lambda_vectors with a vec of lambda_vectors.
289 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
290 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
291 DDR_NUM_DIST_VECTS): New.
292 * tree-loop-linear.c (gather_interchange_stats): Test for the
293 existence of distance vectors only after having checked that there
294 is a dependence. Iterate over all distance vectors of the ddr.
295 (linear_transform_loops): Use dump_data_dependence_relation.
296 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
297 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
298 distance vectors of the ddr.
300 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
302 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
303 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
304 IS_INTHANDLER; all callers changed.
305 (n_regs_saved_by_prologue): Take interrupt handler attributes into
307 (do_link, do_unlink): New argument ALL; all callers changed.
308 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
309 If function isn't leaf, save and restore all registers.
310 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
313 2005-11-05 Jan Hubicka <jh@suse.cz>
315 PR rtl-optimization/23490
316 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
317 max-flow-memory-location): Document.
318 * flow.c: Include params.h
319 (MAX_MEM_SET_LIST_LEN): Kill.
320 (add_to_mem_set_list): Use new param.
321 * cse.c (cse_basic_block): Replace 1000 by new param.
322 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
323 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
324 * predict.c (predict_loops): Use new param.
325 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
327 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
328 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
329 Do not hold memory returned by cgraph_node_name across other call.
331 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
334 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
337 2005-11-04 Jeff Law <law@redhat.com>
340 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
341 * tree-ssa-dom.c: Include params.h.
342 (thread_across_edge): If there are too many statements in the
343 target block, then do not thread through it.
344 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
345 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
347 2005-11-03 Diego Novillo <dnovillo@redhat.com>
350 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
351 TODO_update_ssa instead of TODO_update_ssa_no_phi.
353 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
356 * tree-scalar-evolution.c (instantiate_parameters_1,
357 instantiate_parameters, resolve_mixers): Compute the size of an
358 expression to be instantiated and give up the instantiation if the
359 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
361 2005-11-04 Richard Guenther <rguenther@suse.de>
363 * tree-flow.h (ref_contains_indirect_ref): Rename to
364 array_ref_contains_indirect_ref.
365 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
366 (array_ref_contains_indirect_ref): Make comment match the code
368 (ref_contains_array_ref): Likewise.
369 * tree-ssa-structalias.c (find_func_aliases): Remove call to
370 ref_contains_indirect_ref.
371 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
372 Rename calls to ref_contains_indirect_ref.
374 2005-11-04 Paul Brook <paul@codesourcery.com>
376 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
377 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
378 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
379 * config/arm/arm.md: Use match_operand in peephole input templates
380 and match_dup in peephole output templates.
382 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
384 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
387 2005-11-04 Mark Mitchell <mark@codesourcery.com>
388 Daniel Jacobowitz <dan@codesourcery.com>
390 * longlong.h (add_ssaaaa): Clobber condition code register
392 (sub_ddmmss): Likewise.
393 (umul_ppmm): Likewise.
395 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
396 Paul Brook <paul@codesourcery.com>
397 Phil Blundell <pb@reciva.com>
399 * configure.ac: Add test for ARM TLS support.
400 * configure: Regenerated.
401 * config/arm/arm-protos.h (legitimize_tls_address)
402 (arm_tls_referenced_p, tls_mentioned_p)
403 (arm_output_addr_const_extra): New prototypes.
404 (thumb_legitimize_pic_address): Delete.
405 * config/arm/arm.c: Include "gt-arm.h".
406 (enum tls_reloc): New.
407 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
408 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
409 (arm_call_tls_get_addr, legitimize_tls_address)
410 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
411 (arm_init_tls_builtins, arm_emit_tls_decoration)
412 (arm_output_addr_const_extra): New functions.
413 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
414 (TARGET_HAVE_TLS): Define.
415 (target_thread_pointer): New.
416 (arm_override_options): Handle -mtp=.
417 (legitimize_pic_address): Ignore UNSPECs.
418 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
420 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
421 (tls_get_addr_libfunc): New variable.
422 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
423 (arm_init_builtins): Call arm_init_tls_builtins.
424 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
425 (arm_encode_section_info): Call default_encode_section_info.
426 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
427 (enum arm_tp_type): New.
428 (target_thread_pointer): Add declaration.
429 (LEGITIMATE_CONSTANT_P): Handle TLS.
430 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
431 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
432 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
433 * config/arm/arm.md: Add UNSPEC_TLS.
435 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
437 (tls_load_dot_plus_eight): New insn and a peephole to create it.
438 (load_tp_hard, load_tp_soft): New insns.
439 * arm.opt: Add -mtp=.
440 * doc/invoke.texi (ARM Options): Document -mtp.
442 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
444 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
445 * config/arm/libunwind.S: Include "lib1funcs.asm".
446 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
447 (LIB2ADDEH): Add libunwind.S.
448 (LIB2ADDEHDEP): Add lib1funcs.asm.
449 * mklibgcc.in: Handle asm files in libgcc_eh.a.
451 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
454 * gcc/c.opt: Add a -lang-fortran option.
455 * gcc/c-opts.c: Add a lang_fortran flag.
456 (c_common_init_options): Handling the -lang-fortran option.
457 (c_common_handle_option): Add a case for Fortran options in
458 preprocessing. Remove cases for -ffixed-form and
459 -ffixed-line-length. Add a case for -lang-fortran.
461 2005-11-03 David Edelsohn <edelsohn@gnu.org>
463 * config/rs6000/rs6000.c: Include params.h
464 (optimization_options): Set max-grow-copy-bb-insns default to 16.
465 (bdesc_2arg): Delete vpkuhss and vpkuwss.
466 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
467 (UNSPEC_VPKUWSS): Delete.
468 (altivec_vpkuhss): Delete.
469 (altivec_vpkuwss): Delete.
470 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
472 (neg_eq0<mode>): Remove final condition.
473 (neg_eq<mode>): Remove condition and split-condition.
475 2005-11-04 Alan Modra <amodra@bigpond.net.au>
477 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
478 Use associated print macros.
480 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
483 * diagnostic.c (diagnostic_set_info_translated): New function.
484 (diagnostic_set_info): Use it. Add comment.
485 * diagnostic.h (diagnostic_set_info_translated): Declare.
487 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
489 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
490 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
491 reference only if 'public' is true.
492 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
493 emit the .hidden directive only if the indirect reference is public.
494 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
495 Pass it to dw2_force_const_mem.
496 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
497 * dwarf2out.c (output_cfi): Adjust calls to above function.
498 (output_call_frame_info): Likewise.
499 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
500 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
502 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
504 PR tree-optimization/24483
505 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
506 field to elts if possible.
508 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
511 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
514 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
516 Fix PR tree-optimization/24351
518 * tree-ssa-structalias.c (struct variable_info): Add
520 (get_varinfo_fc): New function to follow collapsing.
521 (new_var_info): Set collapsed_to to NULL.
522 (dump_constraint): Follow collapsing.
523 (build_constraint_graph): Handle collapsing.
524 (do_simple_structure_copy): Return false if something bad
526 (collapse_rest_of_var): New function.
527 (do_structure_copy): Collapse if do_simple_structure_copy returns
530 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
533 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
534 expressions to a statement list instead of gimplifying them.
536 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
538 PR rtl-optimization/23585
539 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
540 that can't trap plus a constant integer, if the mode has zero size.
542 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
545 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
547 ("*insv<mode>_reg_extimm"): Likewise.
549 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
552 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
553 c_common_type_for_mode returns an unnamed type.
555 2005-11-02 Richard Henderson <rth@redhat.com>
559 * dwarf2out.c (dwarf2out_reg_save_reg): New.
560 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
561 * function.c (assign_parms): Use calls.internal_arg_pointer.
562 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
564 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
565 (TARGET_CALLS): Add it.
566 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
567 * targhooks.c (default_internal_arg_pointer): New.
568 * targhooks.h (default_internal_arg_pointer): Declare.
569 * tree.h (dwarf2out_reg_save_reg): Declare.
570 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
571 * config/i386/i386.c (dbx_register_map): Add return column.
572 (dbx64_register_map, svr4_dbx_register_map): Likewise.
573 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
574 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
575 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
576 (ix86_save_reg): Save force_align_arg_pointer.
577 (ix86_emit_save_regs): Make regno unsigned.
578 (ix86_emit_save_regs_using_mov): Likewise.
579 (ix86_expand_prologue): Handle force_align_arg_pointer.
580 (ix86_expand_epilogue): Likewise.
581 * config/i386/i386.h: (dbx_register_map): Update.
582 (dbx64_register_map, svr4_dbx_register_map): Update.
583 (struct machine_function): Add force_align_arg_pointer.
584 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
585 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
586 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
588 2005-11-02 Jan Hubicka <jh@suse.cz>
591 * i386.md: Add peep2 for simplyfing array accesses.
593 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
596 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
597 * config/s390/s390.c (s390_decompose_shift_count): New function.
598 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
599 (print_shift_count_operand): Use s390_decompose_shift_count.
600 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
601 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
603 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
606 * loop.c (loop_givs_rescan): Use force_operand to expand
609 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
612 * fold-const.c (build_range_check): Use unsigned when signed
613 overflow is undefined also. If etype is subtype, make sure that
614 the subtraction is in the supertype.
616 2005-11-02 Richard Henderson <rth@redhat.com>
619 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
622 2005-11-01 Richard Henderson <rth@redhat.com>
625 * loop.c (scan_loop): Do not propagate computations to a hard
626 register destination with SMALL_REGISTER_CLASSES.
628 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
630 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
631 costs for MULT inside PLUS or MINUS.
633 2005-11-01 Bob Wilson <bob.wilson@acm.org>
635 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
636 (TRAMPOLINE_SIZE): Round up to 60.
637 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
639 2005-10-31 James E. Wilson <wilson@specifix.com>
642 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
643 ifdef. Put ifdefs around call in gen_subprogram_die.
644 (compute_frame_pointer_to_cfa_displacement): Likewise.
645 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
648 PR rtl-optimization/17356
649 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
650 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
652 2005-10-31 Jan Hubicka <jh@suse.cz>
655 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
658 * i386.c (legitimize_pic_address): Deal with large immediates.
661 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
662 from symbol names while computing checkup.
665 * predict.c (predict_loops): Do not estimate more than
666 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
667 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
669 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
671 PR tree-optimization/19097
672 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
674 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
676 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
678 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
681 * tree-inline.c (setup_one_parameter): If the init_stmt
682 is NULL, don't insert the statement.
684 2005-10-30 Jan Hubicka <jh@suse.cz>
686 PR tree-optimization/24172
687 * tree-inline.c (copy_body_r): Unshare the substituted value first.
689 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
691 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
692 constants for hosts with long != 32 bits.
694 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
697 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
699 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
701 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
702 (TARGET_MS1_16_002): New.
703 (TARGET_MS1_16_003): New.
705 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
706 ("*decrement_and_branch_until_zero_no_clobber"): New.
707 Add corresponding splitter for decrement_and_branch_until_zero
709 Key all decrement_and_branch_until_zero patterns off of
712 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
715 * tree-complex.c (extract_component): Treat RESULT_DECL
716 like the rest of the decls.
718 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
720 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
721 indirect call to _mcount if the function needs a static chain.
723 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
724 Caroline Tice <ctice@apple.com>
726 PR rtl-optimization/24460
727 * dwarf2out.c (have_switched_text_sections): New boolean variable.
728 (dwarf2out_switch_text_section): Set it to true instead of
729 incrementing separate_line_info_table_in_use.
730 (output_loc_list): Additionally test have_switched_text_sections.
731 (output_ranges): Likewise.
732 (dwarf2out_finish): Likewise.
733 * varasm.c (assemble_start_function): Do not call
734 insert_section_boundary_note.
735 (assemble_end_function): If flag_reorder_blocks_and_partition,
736 switch to the function's section before emitting the .size directive.
737 * bb-reorder.c (insert_section_boundary_note): Staticify.
738 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
739 * output.h (insert_section_boundary_note): Delete.
741 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
744 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
745 instead of pointer equality when comparing types.
747 2005-10-24 James E. Wilson <wilson@specifix.com>
749 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
750 add_dependence_list_and_free calls.
752 2005-10-24 Steven Bosscher <stevenb@suse.de>
754 * contrib.texi: Add the names of the LLNL folks who donated
755 Cray pointer support for gfortran.
757 2005-10-24 Steven Bosscher <stevenb@suse.de>
759 PR tree-optimization/24225
760 * profile.c (branch_prob): Look from end to start through a
761 basic block when looking for a locus.
763 2005-10-24 Richard Henderson <rth@redhat.com>
765 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
767 (hppa_expand_prologue): Likewise.
769 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
771 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
772 (NO_DEFERRED_PROFILE_COUNTERS): Define.
773 * pa.h (NO_PROFILE_COUNTERS): Define.
774 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
775 (funcdef_nos): New vector to hold label numbers of deferred profile
777 (output_deferred_profile_counters): New function.
778 (hppa_profile_hook): Push label number onto funcdef_nos.
779 (pa_hpux_file_end): Call output_deferred_profile_counters if
780 NO_DEFERRED_PROFILE_COUNTERS is false.
782 * pa-protos.h (get_deferred_plabel): New prototype.
783 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
785 (output_call): Adjust calls.
787 2005-10-24 Alan Modra <amodra@bigpond.net.au>
789 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
790 peculiarity of GOT/TOC section usage.
792 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
795 * c-common.c (constant_string_class_name): Add documentation.
797 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
800 * recog.c (peephole2_optimize): Increment peep2_current_count
801 only when the slot is empty.
803 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
806 * except.c (output_function_exception_table): Call
807 assemble_external_libcall if we need a personality function.
809 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
811 PR rtl-optimization/24460
812 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
813 set the basic block for barriers.
815 2005-10-21 Janis Johnson <janis187@us.ibm.com>
817 * var-tracking.c (vt_initialize): Initialize post.
819 2005-10-21 Devang Patel <dpatel@apple.com>
822 * c-common.c (vector_types_convertible_p): Check vector element type.
824 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
826 * config/sh/sh.c (prepare_move_operands): Handle the address
827 constant which is a tls symbolic address plus a constant.
829 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
832 * gcc.c (main): Use the correct counter for erroring out
833 about mulitple files.
835 2005-10-21 Alan Modra <amodra@bigpond.net.au>
838 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
839 use r2 for 64-bit tls .got access.
841 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
843 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
846 2005-10-20 Steven Bosscher <stevenb@suse.de>
848 PR tree-optimization/24307
849 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
851 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
854 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
856 * varasm.c (find_decl_and_mark_needed): After cgraph global info
857 is ready, stop marking functions, but still mark variables.
859 2005-10-20 Richard Guenther <rguenther@suse.de>
862 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
865 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
867 PR rtl-optimization/23585
868 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
869 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
870 (may_trap_p_1): New predicate extracted from...
871 (may_trap_p): ... here. Invoke may_trap_p_1.
872 (may_trap_or_fault_p): New predicate.
873 * rtl.h (may_trap_or_fault_p): Declare it.
874 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
875 instead of may_trap_p.
876 (steal_delay_list_from_fallthrough): Likewise.
877 (fill_simple_delay_slots): Likewise.
878 (fill_slots_from_thread): Likewise.
879 * function.c (pad_to_arg_alignment): Rework comment about
880 SPARC_STACK_BOUNDARY_HACK.
881 * config/sparc/sparc.h: Likewise.
883 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
885 * config/s390/s390.c (s390_expand_insv): New.
886 * config/s390/s390-protos.h (s390_expand_insv): Declare.
887 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
888 ("icm_hi"): Remove mode attribute.
889 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
891 ("*extracthi", "*extractqi"): Remove.
892 (extv<mode>", "*extzv<mode>"): New.
893 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
894 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
896 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
898 * cfgexpand.c (discover_nonconstant_array_refs_r,
899 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
900 (tree_expand_cfg): Call discover_nonconstant_array_refs.
901 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
902 discover_nonconstant_array_refs.
904 2005-10-19 Steven Bosscher <stevenb@suse.de>
907 * c-decl.c (pop_scope): Don't warn about an unused variable
908 if it is marked with TREE_NO_WARNING.
909 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
910 somenow mismatch and olddecl is to be replaced.
912 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
915 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
916 whether registers live on the edge can be saved/restored.
918 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
920 * config/sh/sh.c (fixup_mova): Skip notes.
922 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
924 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
925 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
926 (s390_can_eliminate): Handle BASE_REGNUM elimination.
927 (s390_initial_elimination_offset): Likewise.
928 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
929 register on TARGET_ZARCH targets.
930 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
931 (INITIAL_FRAME_POINTER_OFFSET): Remove.
932 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
933 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
935 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
937 * config/s390/s390.md: Comment describing output modifiers updated.
938 * config/s390/s390.c (print_operand): Likewise.
940 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
942 * config/s390/s390.c (override_options): Added check for -mstack-size
944 * doc/invoke.texi: Mention that limit in the documenation.
946 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
949 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
951 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
953 Fix PR tree-optimization/24231
955 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
956 (compute_avail): Ditto.
958 2005-10-18 Richard Henderson <rth@redhat.com>
961 * config/i386/i386.c (legitimate_constant_p): Check
962 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
964 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
965 (legitimate_pic_address_disp_p): Reorg CONST checking to make
966 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
968 (print_operand_address): Likewise.
969 * config/i386/predicates.md (x86_64_immediate_operand): Test
970 SYMBOL_REF_TLS_MODEL properly inside CONST.
971 (x86_64_zext_immediate_operand): Likewise.
972 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
973 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
974 * config/i386/i386-protos.h: Remove predicates.md entries.
976 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
978 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
979 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
981 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
982 Ian Lance Taylor <ian@airs.com>
985 * fold-const.c (fold_widened_comparison): Do not allow range based
986 constant folding when right operand cannot be unwidened.
988 2005-10-17 Richard Henderson <rth@redhat.com>
990 * builtins.c (expand_builtin_synchronize): Build a new-style asm
991 with a memory clobber.
993 2005-10-17 James E Wilson <wilson@specifix.com>
995 PR rtl-optimization/17356
996 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
997 checking for EDGE_EH.
999 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1001 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1002 the slot on an even boundary for any type with 16-byte alignment.
1004 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1007 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1008 after register allocation.
1010 2005-10-17 DJ Delorie <dj@redhat.com>
1012 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1015 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1018 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1021 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1023 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1024 to 2 if it's already non-zero.
1025 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1026 is set and warn about it if flag_schedule_insns is 1.
1028 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1030 * config/crx/crx.md: Compare-and-branch instructions need to
1033 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1036 * config/i386/i386.md (*pushdi2_rex64 splitter)
1037 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1038 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1039 flow2 pass only when (optimize > 0 && flag_peephole2).
1041 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1044 * gcc.c (have_c): New static variable.
1046 (process_command): Remove declation of have_c.
1047 Set have_o to 1 when handling -o.
1048 (main): Add a fatel error if there are multiple
1049 files specified and -o and -c/-S is passed witout
1050 -combine or multiple languages.
1052 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1054 Fix PR tree-optimization/22444
1055 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1056 Assert that we don't hit something with subvars.
1057 (setup_pointers_and_addressables): Don't add things with subvars,
1058 because we'll already process the subvars for aliasing purposes.
1060 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1063 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1064 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1065 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1066 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1067 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1068 swapped, alternatives for the R constraint.
1071 * builtins.c (get_builtin_sync_mode): Make unlimited
1072 mode_for_size request.
1074 2005-10-15 Richard Henderson <rth@redhat.com>
1076 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1077 (gimplify_expr): ... here.
1078 (gimplify_compound_lval): Use it in initial scan loop. Allow
1079 fb_lvalue in base expression.
1081 2005-10-15 Richard Henderson <rth@redhat.com>
1084 * builtins.c (expand_builtin_trap): Export.
1085 * expr.h (expand_builtin_trap): Declare.
1086 * expr.c (expand_assignment): Emit a trap for integral offsets
1087 from registers that weren't reduced to bitpos.
1089 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1090 (mark_array_ref_addressable): Remove.
1091 * tree-flow.h (mark_array_ref_addressable): Remove.
1092 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1094 2005-10-15 James E Wilson <wilson@specifix.com>
1097 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1098 (add_dependence_list_and_free): Likewise.
1099 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1102 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1106 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1107 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1109 (vrp_visit_phi_node): Only prevent infinite iterations when
1110 the previous result and the new result are both VR_RANGEs.
1112 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1114 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1117 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1120 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1123 2005-10-14 Per Bothner <per@bothner.com>
1125 PR preprocessor/21250
1126 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1128 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1131 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1132 overflow flags. Refactor some conditionals.
1134 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1137 * tree-dfa.c (add_referenced_var): Only look at decls which
1138 have TREE_CONSTANT or TREE_READONLY set instead of if
1139 !TREE_PUBLIC or !TREE_CONSTANT.
1141 2005-10-13 James E Wilson <wilson@specifix.com>
1143 * doc/invoke.texi: For -x, add f95-cpp-input.
1144 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1146 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1148 PR tree-optimization/24262
1149 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1150 in loop all the time.
1152 2005-10-12 Richard Henderson <rth@redhat.com>
1155 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1156 * function.c (assign_parm_find_data_types): Don't support it.
1157 * print-tree.c (print_node): Likewise.
1158 * c-common.c (handle_transparent_union_attribute): Likewise.
1159 Use build_duplicate_type.
1160 * tree-inline.c (remap_type_1): Split out of remap_type;
1161 properly remap aggregate fields.
1162 (build_duplicate_type): New.
1163 * doc/extend.texi (Variable Attributes): Remove documentation
1164 for transparent_union.
1166 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1169 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1170 (gen_stack_pointer_dec): Likewise.
1172 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1176 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1178 (struct cxx): Add adjust_class_at_definition target hook.
1179 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1180 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1181 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1182 hook_void_tree. Add to TARGET_CXX.
1183 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1185 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1186 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1187 instead of attribute. Check for dllexport override. Warn if
1188 inconsistent dll linkage. Don't lose old dllimport if decl has
1189 had address referenced. Tweak lookup of dllimport atribute.
1190 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1191 for target specific rules. Don't add dllimport attribute if
1192 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1193 dllimport attribute.
1194 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1195 * varasm.c (initializer_constant_valid_p): Replace
1196 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1200 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1201 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1202 (i[34567]86-*-mingw32*): Likewise.
1204 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1205 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1207 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1208 C++-specific code. Change return value to bool.
1209 (i386_pe_dllimport_p): Likewise.
1210 (associated_type): Simplify and make language-independent
1211 (i386_pe_encode_section_info): Replace override of ambiguous
1212 dllimport symbol refs with a gcc_assert.
1213 (i386_pe_valid_dllimport_attribute_p): Define.
1214 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1215 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1216 i386_pe_adjust_class_at_definition.
1217 * config/i386/winnt-stubs.c: New file. Define stub versions of
1218 lang-specific functions.
1219 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1220 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1221 i386_pe_adjust_class_at_definition.
1222 (i386_pe_valid_dllimport_attribute_p): Declare.
1223 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1224 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1225 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1228 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1229 dllimport attribute with test of DECL_DLLIMPORT_P.
1231 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1233 * combine.c (make_extraction): Correct offset computation.
1235 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1237 * config/cris/t-linux (LIMITS_H_TEST): Define.
1239 2005-10-12 Richard Henderson <rth@redhat.com>
1242 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1244 2005-10-12 Richard Guenther <rguenther@suse.de>
1246 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1248 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1251 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1252 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1255 2005-10-12 Richard Guenther <rguenther@suse.de>
1258 * varasm.c (output_constant): Correct typo from previous
1261 2005-10-11 Ian Lance Taylor <ian@airs.com>
1263 PR rtl-optimization/13931
1264 * combine.c: Revert patch of 2003-05-14, and:
1265 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1266 completely killed in the appropriate insn.
1267 (distribute_notes): Don't skip multiple hard register test for
1268 elim_i1 and elim_i2.
1270 2005-10-11 Richard Henderson <rth@redhat.com>
1273 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1274 to initialize a transparent union instead of a nop_expr.
1276 2005-10-11 Richard Henderson <rth@redhat.com>
1278 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1279 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1280 (tree_ssa_dce_loop): Call scev_reset.
1283 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1284 * tree-ssa-dce.c: Include cfgloop.h.
1285 (tree_ssa_dce_loop, pass_dce_loop): New.
1286 * tree-pass.h (pass_dce_loop): Declare it.
1287 * passes.c (init_optimization_passes): Use it.
1289 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1292 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1293 Only apply the optimization for rounding builtins if the inner
1294 cast is also an extension.
1296 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1299 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1300 mark_new_vars_to_rename instead of update_stmt.
1302 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1304 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1306 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1308 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1309 for setting MMX register to 0 rather than mmx.
1311 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1314 * configure.ac: Move gas check from mips specific case to common case.
1315 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1316 * configure: Regenerate
1317 * doc/install.texi: Update.
1319 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1322 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1324 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1326 * gcc.c (do_spec_1): Accept numeric characters in file name
1329 2005-10-10 Nick Clifton <nickc@redhat.com>
1331 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1332 describing the deleted arm_gen_rotated_half_load function.
1334 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1336 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1339 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1341 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1343 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1344 (EXTRA_MULTILIB_PARTS): Define.
1345 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1346 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1347 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1348 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1349 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1350 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1352 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1354 PR tree-optimization/24226
1355 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1356 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1357 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1360 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1362 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1364 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1367 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1368 Rewrite for no need for the early clobber.
1370 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1372 Merge from csl-arm-branch:
1373 2005-09-07 Paul Brook <paul@codesourcery.com>
1374 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1377 2005-04-30 Paul Brook <paul@codesourcery.com>
1378 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1379 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1381 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1382 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1383 (arm_override_options): Use TARGET_AAPCS_BASED.
1384 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1385 (PTRDIFF_TYPE): Use int for AAPCS.
1386 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1387 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1388 (DEFAULT_SHORT_ENUMS): Delete.
1389 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1391 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1392 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1393 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1394 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1396 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1397 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1399 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1400 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1402 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1403 * config.gcc (arm*-*-linux-gnueabi): Add it.
1404 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1406 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1407 * config/arm/linux-eabi.h: New file.
1408 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1409 (LINUX_TARET_LINK_SPEC): Likewise.
1410 (LINK_SPEC): Use it.
1411 * config/arm/t-linux-eabi: New file.
1413 2005-10-08 Steven Bosscher <stevenb@suse.de>
1416 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1418 (PARAM_SMS_DFA_HISTORY): Likewise.
1420 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1423 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1424 (load_register_parameters): Call it.
1425 (check_sibcall_argument_overlap_1): Likewise.
1426 (store_one_arg): Likewise.
1428 2005-10-07 James E. Wilson <wilson@specifix.com>
1430 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1431 DImode not VECINT24 for operand 2.
1434 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1438 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1439 fr_spill): Use destination_operand for operand 0.
1441 2005-10-07 DJ Delorie <dj@redhat.com>
1443 * varasm.c (output_constant): Limit error to expanding
1446 2005-10-07 Richard Guenther <rguenther@suse.de>
1449 * fold-const.c (fold_binary): Fix operand types during folding
1450 of X op (A, Y). Evaluation order of the side-effects of
1451 X and A are frontend-defined, so ensure we honour that even for
1452 tcc_comparison class operands; eased by removing duplicate code.
1454 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1456 * stor-layout.c (layout_type): Do not allow alignment of array
1457 elements to be greater than their size.
1459 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1461 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1463 (hppa*-*-linux*): Ditto.
1464 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1465 * config/host-hpux.c: New.
1466 * config/x-hpux: New.
1467 * config/pa/x-hpux: Remove.
1468 * config/pa/x-linux: Remove.
1469 * config/pa/pa-host.c: Remove.
1471 2005-10-07 Jeff Law <law@redhat.com>
1473 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1474 determine whether or not to try and thread outgoing edges.
1476 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1478 * config/rs6000/rs6000.md (eqsi_power): New.
1479 (neg_eq0si): Add TARGET_POWER to final condition.
1482 2005-10-06 Richard Henderson <rth@redhat.com>
1484 * config/rs6000/rs6000.c: Revert last change.
1486 2005-10-06 Richard Henderson <rth@redhat.com>
1488 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1489 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1491 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1495 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1496 out return_label and naked_return_label.
1498 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1500 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1503 2005-10-06 Richard Henderson <rth@redhat.com>
1506 * tree-inline.c (declare_return_variable): Handle modify_dest not
1509 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1511 Fix PR tree-optimization/22488
1512 * tree-ssa-structalias.c (check_for_overlaps): New function.
1513 (create_variable_info_for): Use it.
1515 2005-10-06 Richard Henderson <rth@redhat.com>
1518 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1519 (dwarf2out_start_source_file): Print it.
1521 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1523 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1525 2005-10-06 Richard Henderson <rth@redhat.com>
1528 * mode-switching.c (optimize_mode_switching): Clear transp bit
1529 for block with incomming abnormal edges.
1531 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1532 (fpscr_set_from_mem): Use them.
1533 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1534 (fpscr postinc splitters): Rewrite as peephole2+split.
1536 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1538 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1539 (eq<mode>_compare): Same.
1541 2005-10-06 Richard Guenther <rguenther@suse.de>
1543 PR tree-optimization/24238
1544 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1546 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1548 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1549 here. Use AC_PATH_PROG for environment variables instead of
1551 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1553 * configure: Regenerated.
1555 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1558 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1559 then force it into a register.
1560 (call_value): Likewise.
1562 2005-10-06 Richard Henderson <rth@redhat.com>
1565 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1566 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1567 under pass_vectorize.
1569 2005-10-05 Devang Patel <dpatel@apple.com>
1572 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1573 handling constants. Check NAMESPACE_DECL context for constants.
1575 2005-10-05 Eric Christopher <echristo@apple.com>
1577 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1579 2005-10-05 Richard Henderson <rth@redhat.com>
1582 * tree-cfg.c (mark_array_ref_addressable_1): New.
1583 (mark_array_ref_addressable): New.
1584 * tree-flow.h (mark_array_ref_addressable): Declare.
1585 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1587 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1591 * reload.c (subst_reloads): When adding a REG_LABEL to a
1592 jump instruction, also update JUMP_LABEL.
1594 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1596 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1597 * bb-reorder.c (copy_bb_p): Use it.
1598 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1600 2005-10-05 Richard Henderson <rth@redhat.com>
1603 * toplev.c (process_options): Warn about unsupported combinations
1604 of unwind tables and omit-frame-pointer.
1605 * config/i386/i386.c (override_options): Similarly. Enable
1606 accumulate-outgoing-args if not explicitly disabled.
1608 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1610 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1611 Handle big endian vs. small endian.
1612 (vec_initv2sf): Handle big endian vs. small endian.
1613 (*vec_extractv2sf_1): Ditto.
1615 2005-10-05 Dale Johannesen <dalej@apple.com>
1617 * convert.c (convert_to_real): Don't convert
1618 (float)floor(double d) to floorf((float)d).
1620 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1622 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1624 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1626 PR tree-optimization/18587
1627 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1628 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1629 build_vuses): Change to VEC type.
1630 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1631 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1632 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1633 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1634 (get_name_decl): New. Return DECL_UID of base variable.
1635 (operand_build_cmp): New. qsort comparison routine.
1636 (operand_build_sort_virtual): New. Sort virtual build vector.
1637 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1638 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1639 (FINALIZE_BASE): Use get_name_decl.
1640 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1641 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1642 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1643 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1644 direct VEC_* manipulations.
1645 (build_ssa_operands): Call operand_build_sort_virtual.
1646 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1647 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1648 with direct VEC_* manipulations.
1649 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1650 with direct VEC manipulations.
1652 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1654 PR tree-optimization/21419
1655 PR tree-optimization/24146
1656 PR tree-optimization/24151
1658 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1659 (build_asm_expr): Call it if outputs are read-only.
1660 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1662 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1663 Paolo Bonzini <bonzini@gnu.org>
1667 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1668 enable the instructions and not just the built-ins.
1669 * doc/invoke.texi (x86 Options): Likewise.
1671 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1673 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1675 * doc/invoke.texi (Option Summary): Correct spelling
1676 of -mmacosx-version-min.
1678 2005-10-04 Devang Patel <dpatel@apple.com>
1680 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1683 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1685 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1686 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1688 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1690 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1691 ("TE","tg"): New mode attributes.
1692 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1693 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1694 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1695 dword_mode and one for GPRmode.
1697 2005-10-04 Ian Lance Taylor <ian@airs.com>
1699 PR preprocessor/13726
1700 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1701 any comments passed in.
1703 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1705 * tree.c (annotate_with_file_line): Fix typo.
1707 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1710 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1711 type used to access data in the inlined length == 1 case, use
1712 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1713 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1715 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1717 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1718 TARGET_SSE3 and only for TARGET_80387.
1719 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1720 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1721 Do not depend on TARGET_80387.
1723 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1725 * tree.c (last_annotated_node): Change type to location_t*.
1726 (annotate_with_file_line): Reflect the change of
1727 last_annotated_node type.
1729 2005-10-04 Richard Guenther <rguenther@suse.de>
1732 * c-decl.c (grokdeclarator): Don't write to fields
1735 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1738 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1740 * varasm.c (make_decl_rtl): If a register variable does not
1741 have a set user assmbler name, error out.
1742 Decode the asmspec is now name+1 bypassing '*'.
1744 2005-10-04 Steven Bosscher <stevenb@suse.de>
1746 PR tree-optimization/23049
1747 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1748 of a COND_EXPR is folded before calling fold on the whole rhs of a
1749 conditional assignment.
1750 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1751 document that a COND_EXPR may appear there.
1753 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1756 * tree-vrp.c (extract_range_from_assert): If the new numeric
1757 range created out of the assertion contradicts the existing
1758 numeric range of the ASSERT_EXPR variable, make the new range
1761 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1763 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1764 from T_REGS to FP register class.
1766 2005-10-03 Richard Henderson <rth@redhat.com>
1769 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1770 before creating a new one.
1772 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1774 * config/rs6000/t-aix43 (LDFLAGS): New.
1775 * config/rs6000/t-aix52 (LDFLAGS): New.
1777 2005-10-03 Ian Lance Taylor <ian@airs.com>
1779 * gimplify.c (find_single_pointer_decl_1): New static function.
1780 (find_single_pointer_decl): New static function.
1781 (internal_get_tmp_var): For a formal variable, set restrict base
1782 information if appropriate.
1783 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1785 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1786 (DECL_GET_RESTRICT_BASE): Define.
1787 (SET_DECL_RESTRICT_BASE): Define.
1788 (decl_restrict_base_lookup): Declare.
1789 (decl_restrict_base_insert): Declare.
1790 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1791 * tree.c (restrict_base_for_decl): New static variable.
1792 (init_ttree): Initialize restrict_base_for_decl.
1793 (copy_node_stat): Copy restrict base information.
1794 (decl_restrict_base_lookup): New function.
1795 (decl_restrict_base_insert): New function.
1796 (print_restrict_base_statistics): New static function.
1797 (dump_tree_statistics): Call print_restrict_base_statistics.
1799 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1802 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1803 case of anti-ranges.
1805 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1808 * c-typeck.c (tagged_tu_seen): Rename to ...
1809 (tagged_tu_seen_cache): this and add val field.
1810 (comptypes): Move functional to comptypes_internal
1811 and free tagged_tu_seen.
1812 (comptypes_internal): New function and call comptypes_internal
1813 instead of comptypes. Speed up by sibcalling
1814 tagged_types_tu_compatible_p.
1815 (alloc_tagged_tu_seen): New function
1816 (free_all_tagged_tu_seen_up_to): New function.
1817 (tagged_types_tu_compatible_p): Return the val of the seen two
1819 Add that the two types are the same to tagged_tu_seen_base
1820 if they are and call comptypes_internal instead of comptypes.
1821 <case UNION_TYPE>: Speed up common type where the fields are
1823 (function_types_compatible_p): Call comptypes_internal instead of
1825 (type_lists_compatible_p): Likewise.
1826 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1828 2005-10-02 Matthias Klose <doko@debian.org>
1830 * doc/invoke.texi: Fix typo and speling error.
1832 2005-10-01 Richard Henderson <rth@redhat.com>
1834 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1836 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1838 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1839 using --start-group and --end-group.
1841 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1843 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1844 FIXME note regarding quirky semantics.
1846 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1849 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1850 non-null range as a last resort.
1852 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1853 Diego Novillo <dnovillo@redhat.com>
1856 * tree-vrp.c (extract_range_from_assert): For !=
1857 assertions, only build an anti-range if LIMIT is a
1858 single-valued range.
1860 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1862 * arm.md (movqi): On thumb when optimizing, handle loading from
1863 memory by describing this as taking a subreg of a zero-extended load
1864 into an SImode register.
1867 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1869 * reload1.c (merge_assigned_reloads): Do not change any
1870 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1872 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1874 * Makefile.in (LIPO_FOR_TARGET): Define.
1875 (STRIP_FOR_TARGET): Define.
1877 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1878 before creating new ones. Do symlinks before creating the actual
1881 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1882 to work out which multilibs are actually being built.
1884 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1886 * tree-vect-transform.c, config/ms1/ms1.md,
1887 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1888 Follow spelling conventions.
1889 * doc/invoke.texi, doc/md.texi: Fix typos.
1891 2005-09-30 Andrew Macleod <amacleod@redat.com>
1893 PR tree-optimization/21430
1894 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1895 use operands, and set stmt pointer if need be.
1896 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1897 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1900 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1903 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1905 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1907 * optabs.c (expand_binop): Initialize first_pass_p.
1909 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1912 * c-decl.c (c_write_global_declarations_1): If any
1913 wrapup_global_declaration_2 call returned true, restart the loop.
1915 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1917 Fix PR tree-optimization/24117
1918 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1919 before considering whether to use anyoffset.
1921 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1925 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1927 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1929 (swap_commutative_operands_with_target): New.
1931 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1934 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1937 2005-09-29 Steven Bosscher <stevenb@suse.de>
1939 PR tree-optimization/23911
1940 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1941 and IMAGPART_EXPR too.
1943 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1946 * expmed.c (expand_shift): Move logic to reverse rotation
1947 direction when rotating by constants ...
1948 * optabs.c (expand_binop): ... here.
1949 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1950 (ix86_rotrdi3): New pattern.
1951 (rotldi3): Handle 32-bit mode.
1952 (ix86_rotldi3): New pattern.
1954 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1957 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1958 check for numbers that need no bit twiddle.
1960 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1962 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1963 multilib to be built.
1965 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1966 (stage1-start): Delete old libgcc and libunwind before moving
1967 anything into the stage directory.
1968 (stage2-start): Likewise.
1969 (stage3-start): Likewise.
1970 (stage4-start): Likewise.
1971 (stageprofile-start): Likewise.
1972 (stagefeedback-start): Likewise.
1973 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1974 header in tm_file and CPU-specific t-darwin in tmake_file.
1975 (i[34567]86-*-darwin*): Don't change tm_file.
1976 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1977 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1978 shared library stub for target OS version.
1979 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1980 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1981 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1982 (libgcc_s.%.dylib): New.
1984 (install-darwin-libgcc-stubs): New.
1985 (INSTALL_LIBGCC): New append.
1986 * config/i386/darwin-libgcc.10.4.ver: New.
1987 * config/i386/darwin-libgcc.10.5.ver: New.
1988 * config/i386/t-darwin: New.
1989 * config/rs6000/darwin-libgcc.10.4.ver: New.
1990 * config/rs6000/darwin-libgcc.10.5.ver: New.
1991 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1992 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1994 2005-09-28 Paul Brook <paul@codesourcery.com>
1996 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1999 2005-09-28 Richard Guenther <rguenther@suse.de>
2001 PR tree-optimization/23853
2002 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2003 host_integerp to verify misalignment value.
2005 2005-09-28 Richard Henderson <rth@redhat.com>
2007 * builtins.c (get_builtin_sync_mode): New.
2008 (expand_builtin_sync_operation): Pass in mode argument.
2009 (expand_builtin_compare_and_swap): Likewise.
2010 (expand_builtin_lock_test_and_set): Likewise.
2011 (expand_builtin_lock_release): Likewise.
2012 (expand_builtin): Update to match.
2014 2005-09-28 Nick Clifton <nickc@redhat.com>
2016 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2017 formatting. Add check to PLUS case to ensure that the offset is
2018 within an acceptable range.
2020 * config/v850/v850.md (casesi): Disable the generation of the
2021 switch pattern as it is not being handled properly at the moment.
2023 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2024 for when the high words are identical.
2026 2005-09-27 Richard Henderson <rth@redhat.com>
2028 * pretty-print.c (pp_base_format): Fix typo for %>.
2030 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2031 Devang Patel <dpatel@apple.com>
2033 PR tree-optimization/23625
2034 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2035 LABEL_EXPR, assertion check.
2037 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2039 * optabs.c (no_conflict_move_test): Check if a result of a
2040 to-be-moved insn would be clobbered by an originally
2043 2005-09-27 Jeff Law <law@redhat.com>
2045 * passes.c (init_optimization_passes): Replace copy propagation
2046 passes immediately after DOM with phi-only copy propagation
2047 pases. Add phi-only copy propagation pass after first DOM pass.
2048 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2049 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2050 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2051 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2052 to init_copy_prop. Callers updated.
2053 (do_phi_only_copy_prop): New function.
2054 (pass_phi_only_copy_prop): New pass descriptor.
2056 2005-09-27 Nick Clifton <nickc@redhat.com>
2058 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2060 2005-09-26 Jason Merrill <jason@redhat.com>
2063 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2065 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2067 2005-09-26 James E Wilson <wilson@specifix.com>
2069 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2070 copyright. Add gcc copyright plus libgcc exception.
2071 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2073 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2075 2005-09-26 Jeff Law <law@redhat.com>
2077 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2078 about when to iterate.
2080 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2083 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2084 for __complex__ double in -mcpu=G5 mode.
2086 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2088 PR tree-optimization/23942
2089 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2090 * tree-scalar-evolution.c: Include params.h.
2092 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2093 follow_ssa_edge_in_condition_phi_branch,
2094 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2095 Change return type to t_bool. Use a parameter to limit the size of
2096 trees that are walked before stopping
2097 (analyze_evolution_in_loop): Initialize the limit to 0.
2098 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2099 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2101 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2104 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2105 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2107 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2109 * combine.c (make_extraction): Check for valid use of subreg.
2111 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2114 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2115 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2116 ("fist<mode>2_with_temp"): Use only register operands.
2118 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2120 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2121 CALL_INSN_FUNCTION_USAGE.
2123 2005-09-26 Richard Guenther <rguenther@suse.de>
2126 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2127 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2128 (ldst_entry): Use the hashtable instead of list-walking.
2129 (find_rtx_in_ldst): Likewise.
2130 (free_ldst_entry): Free the hashtable.
2131 (compute_ld_motion_mems): Create the hashtable.
2132 (trim_ld_motion_mems): Remove entry from hashtable if
2133 removing it from list.
2134 (compute_store_table): Likewise^2.
2135 (store_motion): Free hashtable in case we did not see
2138 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2140 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2141 and arg1 if we are passing them to fold_build2.
2143 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2146 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2149 2005-09-25 Richard Henderson <rth@redhat.com>
2151 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2152 SYMBOL_REF_TLS_MODEL to be correct.
2154 2005-09-24 Richard Henderson <rth@redhat.com>
2156 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2157 end of function. Reindent.
2159 2005-09-24 Ian Lance Taylor <ian@airs.com>
2161 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2162 NEGATE_EXPR/BIT_NOT_EXPR case.
2164 2005-09-24 Richard Henderson <rth@redhat.com>
2166 * c-common.c (handle_mode_attribute): When not modifying in place,
2167 create subtypes for enumerations.
2168 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2169 * gimplify.c (create_tmp_from_val): Likewise.
2171 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2173 * config/i386/i386.md (*tls_global_dynamic_64,
2174 *tls_local_dynamic_base_64): Add missing mode to call.
2175 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2177 2005-09-24 Jan Hubicka <jh@suse.cz>
2179 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2180 (cgraph_clone_node): Likewise.
2181 * cgraph.h (cgraph_clone_edge): Update prototype.
2182 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2183 duplicated prototypes; add updating argument.
2184 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2185 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2187 (cgraph_mark_inline_edge): Likewise.
2188 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2189 (cgraph_flatten_node): Likewise.
2190 (cgraph_decide_recursive_inlining): Likewise.
2191 (cgraph_decide_inlining_of_small_function): Likewise.
2192 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2194 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2195 Pete Steinmetz <steinmtz@us.ibm.com>
2197 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2198 (rldic.): Set type to "compare".
2200 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2201 mfjmpr for MFCTR/MFLR.
2202 (movdf_hardfloat64): Same.
2203 (movdf_softfloat64): Same. Correct order of store and move types.
2204 (movti_string): Set type to store_ux/load_ux.
2205 (load_multiple): Set type to load_ux.
2206 (store_multiple): Set type to store_ux.
2207 (movmemsi): Set type to store_ux.
2208 (output_cbranch direct_return): Set type to jmpreg.
2209 (stmw): Set type to store_ux.
2210 (lmw): Set type to load_ux.
2211 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2212 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2213 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2214 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2215 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2216 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2217 (rios1-fpstore): Increase latency to 3.
2218 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2219 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2221 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2222 Andrew Pinski <pinskia@physics.uc.edu>
2224 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2225 operand2 constraint to "b".
2226 (sync_<fetchop_name>di_internal): Same.
2227 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2229 (sync_old_<fetchop_name>di_internal): Same.
2230 (sync_new_<fetchop_name>si_internal): Same.
2231 (sync_new_<fetchop_name>di_internal): Same.
2233 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2236 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2237 case, define as macros.
2239 PR rtl-optimization/23837
2240 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2241 clobber / clobber match between dest and p->first.
2243 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2244 (no_conflict_move_test): Update comments.
2246 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2248 * doc/install.texi: Update URL for Jacks.
2249 * doc/sourcebuild.texi: Likewise.
2251 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2254 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2255 registers when choosing register preferences.
2256 (movdf_hardfloat64): Same.
2258 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2260 * expmed.c (expand_shift): Don't use the target of the rotate as
2261 target for the first expanded shift insn.
2262 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2264 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2266 PR tree-optimization/22438
2267 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2268 preserved iv rhs rewriting specially.
2270 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2272 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2273 estimate_only is true.
2274 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2275 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2276 tree-ssa-structalias.c
2277 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2278 ref_contains_indirect_ref.
2279 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2281 2005-09-21 DJ Delorie <dj@redhat.com>
2283 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2285 (mn10300_return_in_memory): Support variable size types also.
2286 (mn10300_pass_by_reference): Likewise.
2287 (mn10300_function_value): New.
2288 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2289 (FUNCTION_OUTGOING_VALUE): Likewise.
2290 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2291 * doc/invoke.texi: Document it.
2293 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2296 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2297 force integer op1 into register for XFmode compares.
2299 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2302 * expmed.c (alg_code): Add alg_impossible.
2303 (alg_hash_entry): Add cost.
2304 (synth_mult): Record alg_impossible in the hash table if
2305 multiplication by a given integer is impossble within the
2306 limit. Speed up using alg_impossible.
2308 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2310 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2311 argument. Allow and set any offset if needs_anyoffset is passed
2313 (get_constraint_for): Add argument here too.
2315 (do_structure_copy): Pass NULL to get_constraint_for.
2316 (handle_ptr_arith): Ditto.
2317 (find_func_aliases): Ditto.
2319 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2321 PR rtl-optimization/23898
2322 * output.h (get_attr_min_length): Declare.
2323 * final.c (get_attr_length_1): New function, broken out of:
2325 (get_attr_min_length): New function.
2326 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2327 (duplicate_computed_gotos): Likewise.
2328 * genattr.c (insn_min_length): Generate declaration.
2329 * genattrtab.c (min_fn, min_attr_value): New functions.
2330 (make_length_attrs): Generate insn_min_length.
2332 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2334 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2336 2005-09-20 Richard Henderson <rth@redhat.com>
2338 PR tree-optimization/24059
2339 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2342 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2344 * c.opt (fextended-identifiers): New.
2345 * c-opts.c (c_common_handle_option): Handle
2346 -fextended-identifiers.
2347 * doc/cpp.texi: Update documentation of extended identifiers.
2348 * doc/cppopts.texi (-fextended-identifiers): Document.
2350 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2352 PR tree-optimization/23929
2353 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2356 PR tree-optimization/23818
2357 * tree-stdarg.c (execute_optimize_stdarg): Call
2358 calculate_dominance_info.
2360 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2362 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2363 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2364 (compute_overlap_steps_for_affine_1_2): Use
2365 get_number_of_iters_for_loop.
2366 (analyze_subscript_affine_affine): Check whether difference is
2368 Use get_number_of_iters_for_loop.
2369 Check whether overlap occurs outside of bounds.
2370 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2372 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2374 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2375 base register if possible.
2377 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2379 PR tree-optimization/18463
2380 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2381 converting it directly is not possible.
2382 (chrec_convert_aggressive): New function.
2383 * tree-chrec.h (chrec_convert_aggressive): Declare.
2384 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2385 Fold chrec conversions aggressively if asked to.
2386 (instantiate_parameters): Modified because of changes in
2387 instantiate_parameters_1.
2389 2005-09-19 Richard Henderson <rth@redhat.com>
2391 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2392 (reduc_splus_v2df): New.
2394 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2396 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2397 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2399 2005-09-19 Richard Henderson <rth@redhat.com>
2401 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2404 2005-09-19 Richard Henderson <rth@redhat.com>
2406 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2407 (ia64_expand_dot_prod_v8qi): New.
2408 * config/ia64/ia64-protos.h: Update.
2409 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2410 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2411 sdot_prodv8qi, sdot_prodv4hi): New.
2412 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2414 2005-09-19 Richard Henderson <rth@redhat.com>
2417 * real.c (exact_real_truncate): Return false if the format cannot
2418 represent the number as a normal.
2420 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2421 for a memory source.
2423 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2425 * tree-ssa-operands.c (swap_tree_operands): Export.
2426 * tree.h (swap_tree_operands): Declare.
2427 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2428 Call swap_tree_operands.
2430 2005-09-19 Richard Henderson <rth@redhat.com>
2432 * tree-flow.h (merge_alias_info): Declare.
2433 * tree-ssa-copy.c (merge_alias_info): Export.
2434 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2435 (vect_create_data_ref_ptr): Use create_iv directly.
2436 (vectorizable_load): Use correct types for integer constants.
2437 (vect_generate_tmps_on_preheader): Likewise.
2438 (vect_gen_niters_for_prolog_loop): Likewise.
2440 2005-09-19 Steven Bosscher <stevenb@suse.de>
2442 PR rtl-optimization/23943
2443 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2445 2005-09-18 Jan Hubicka <jh@suse.cz>
2447 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2449 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2451 * varasm.c (output_constant): Do not abort on conversions to union
2452 types between different sizes.
2454 2005-09-18 Richard Guenther <rguenther@suse.de>
2457 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2460 2005-09-18 Paul Brook <paul@codesourcery.com>
2462 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2464 2005-09-17 Richard Henderson <rth@redhat.com>
2466 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2467 * tree-ssa-loop.c (pass_vect_dce): Remove.
2468 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2471 2005-09-17 Richard Henderson <rth@redhat.com>
2473 * tree-pass.h (pass_vect_dce): Declare.
2474 * passes.c (init_optimization_passes): Add it.
2475 * tree-flow.h (tree_ssa_dce): Declare.
2476 * tree-ssa-dce.c (tree_ssa_dce): Export.
2477 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2478 (gate_tree_vectorize): ... here.
2479 (pass_vect_dce): New.
2481 2005-09-17 Jan Hubicka <jh@suse.cz>
2483 * except.c (struct eh_status): Turn region_array into vec.
2484 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2485 convert_from_eh_region_ranges, find_exception_handler_labels,
2486 current_function_has_exception_handlers, assign_filter_values,
2487 build_post_landing_pads, dw2_build_landing_pads,
2488 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2489 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2490 foreach_reachable_handler, can_throw_internal_1,
2491 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2493 (duplicate_eh_region_1): Update region_array.
2494 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2496 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2499 * expmed.c (expand_mult): Substitute simple register for op0 when
2502 2005-09-17 Richard Henderson <rth@redhat.com>
2504 * expr.c (emit_move_via_integer): Add force argument, pass it on
2505 to emit_move_change_mode. Update callers.
2506 (emit_move_complex): Pass true to new force argument.
2507 * function.c (expand_function_end): Move expand_eh_return call
2508 earlier. Merge sub-word complex values into a pseudo before
2509 copying to the return hard register.
2511 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2513 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2514 between different sizes.
2516 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2520 * passes.c (init_optimization_passes): Register dump files for
2523 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2525 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2526 * config/s390/s390.c (s390_overlap_p): New function.
2527 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2528 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2531 2005-09-16 Richard Guenther <rguenther@suse.de>
2533 * ipa-pure-const.c (static_execute): Free auxiliar information.
2534 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2535 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2537 2005-09-15 DJ Delorie <dj@redhat.com>
2539 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2541 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2543 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2545 (swap_commutative_operands_with_target): New.
2547 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2549 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2552 (estimate_iters_using_array): New function.
2553 * tree-data-ref.h (estimate_iters_using_array): Prototype
2554 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2555 Use estimate_iters_using_array instead of analyze_array.
2557 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2559 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2562 2005-09-15 Michael Matz <matz@suse.de>
2564 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2566 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2568 PR tree-optimization/23835
2569 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2570 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2572 2005-09-14 Richard Henderson <rth@redhat.com>
2574 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2575 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2577 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2579 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2580 in the ARRAY_TYPE case.
2582 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2584 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2586 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2589 * tree-vect-transform.c (vectorizable_operation): Return false for
2590 scalar shift operations and for vector shift operations with
2591 non-invariant shift arguments. Use scalar tree operand op1 as
2592 a shift operand when vector shift insn pattern uses scalar shift
2594 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2596 2005-09-14 Olivier Hainque <hainque@adacore.com>
2598 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2599 value if it has side-effects.
2601 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2604 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2606 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2608 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2609 passed as NAME as if it were label at start of function code.
2611 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2613 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2616 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2618 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2619 as early clobber. Rewrite so the PIC register is not implicitly used.
2621 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2623 * tree.c (annotate_with_file_line): Compare line numbers before
2626 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2629 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2630 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2632 2005-09-13 Ian Lance Taylor <ian@airs.com>
2634 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2635 than a HOST_WIDEST_INT to gen_doloop_begin.
2637 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2639 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2641 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2643 PR tree-optimize/23817
2644 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2646 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2649 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2650 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2651 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2652 (restore_stack_nonlocal): Likewise.
2653 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2655 2005-09-12 Ian Lance Taylor <ian@airs.com>
2658 * c.opt (ffriend-injection): New C++ option.
2659 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2660 (C++ Dialect Options): Document -ffriend-injection.
2662 2005-09-12 Josh Conner <jconner@apple.com>
2665 * ipa-reference.c (static_execute): Don't mark variables in
2666 named sections TREE_READONLY.
2668 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2670 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2673 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2675 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2676 V_MUST_DEF instead of just the first_use_p.
2677 Don't mark the virtual variables for renaming on the statement which
2679 (pass_dse): Remove TODO_update_ssa.
2681 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2684 * stor-layout.c (compute_record_mode): For records with a single
2685 field, actually check the field's mode size against the type size.
2687 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2688 registers for TARGET_SHMEDIA.
2689 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2690 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2691 of GENERAL_REGS and FP_REGS.
2693 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2695 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2697 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2699 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2700 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2701 are omitted. Exclude stack_tie insn too.
2703 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2705 PR rtl-optimization/23098
2706 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2708 * config/rs6000/rs6000.md (movdf splitter): Use
2709 const_double_operand predicate for TARGET_POWERPC64.
2710 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2711 SYMBOL_REF method to ABI_V4.
2713 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2714 replace_equiv_address.
2715 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2716 rs6000_sr_alias_set and MEM_NOTRAP.
2717 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2719 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2721 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2722 handle CALL_EXPR again.
2724 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2726 * arm/predicates.md (alignable_memory_operand): Delete.
2728 2005-09-10 Richard Henderson <rth@redhat.com>
2731 * dbxout.c (dbxout_expand_expr): New.
2732 (dbxout_symbol): Use it.
2734 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2736 * arm.c (arm_gen_rotated_half_load): Delete.
2737 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2738 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2739 (thumb_set_return_address): Likewise.
2740 (thumb_load_double_from_address): Use adjust_address.
2741 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2742 (extendhsisi2_mem, movhi_bytes): Use change_address.
2743 (movhi): Use widen_memory_access.
2744 (reload_out_df): Use replace_equiv_address.
2745 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2747 2005-09-09 Richard Henderson <rth@redhat.com>
2750 * dbxout.c: Include expr.h.
2751 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2752 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2753 * Makefile.in (dbxout.o): Add EXPR_H.
2755 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2757 PR tree-optimization/23509
2758 * tree-cfg.c (replace_uses_by): Use replace_exp.
2759 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2760 pointers have name_mem_tag or type_mem_tag set.
2762 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2764 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2765 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2766 of wrongly accessing operands.
2768 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2770 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2771 * tree-chrec.c: Include tree-scalar-evolution.h.
2772 (chrec_convert): Instantiate the base and step before calling
2773 scev_probably_wraps_p that would fail on parametric evolutions.
2774 Collect all the fails into a single section failed_to_convert,
2775 print a diagnostic, and return chrec_dont_know instead of calling
2777 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2778 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2780 (scev_const_prop): Don't replace the definition of a loop closed ssa
2781 phi node by itself, or by another loop closed ssa phi node.
2782 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2783 that base and step are defined.
2785 2005-09-09 Richard Guenther <rguenther@suse.de>
2788 * fold-const.c (fold_ternary): Check truth_value_p before
2789 calling invert_truthvalue.
2791 2005-09-09 Nick Clifton <nickc@redhat.com>
2793 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2794 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2795 dimension of these arrays.
2796 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2798 * longlong.h: Only provide a prototype for the __clz_tab[] array
2799 if this header has not been included from libgcc2.h.
2800 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2802 Provide prototypes for exported functions.
2803 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2806 2005-09-08 Josh Conner <jconner@apple.com>
2810 * expr.c (expand_expr_addr_expr_1): Don't invoke
2811 expand_simple_binop for EXPAND_INITIALIZER.
2813 2005-09-08 Richard Henderson <rth@redhat.com>
2816 * toplev.c (wrapup_global_declaration_1): Split out ...
2817 (wrapup_global_declaration_2): ... from ...
2818 (wrapup_global_declarations): ... here. Return bool.
2819 (check_global_declaration_1): Split out ...
2820 (check_global_declarations): from here.
2821 (emit_debug_global_declarations): New.
2822 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2823 check_global_declaration_1, emit_debug_global_declarations): Declare.
2824 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2825 of decls. Call wrapup_global_declaration_1,
2826 wrapup_global_declaration_2, check_global_declaration_1 directly.
2827 (c_write_global_declarations_2): New.
2829 (c_write_global_declarations): Call c_write_global_declarations_2.
2830 * langhooks.c (write_global_declarations): Call
2831 emit_debug_global_declarations.
2833 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2834 remove decls that have DECL_RTL_SET_P.
2835 * passes.c (rest_of_decl_compilation): Invoke
2836 cgraph_varpool_finalize_decl for all but functions.
2838 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2840 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2841 the result of a conversion if the new min and max cannot be compared.
2843 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2845 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2846 (override_options): Setting s390_sr_alias_set removed.
2847 (save_fpr, save_gprs): Set alias set to vararg or frame.
2848 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2849 s390_sr_alias_set with get_frame_alias_set ().
2850 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2851 get_varargs_alias_set ().
2853 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2857 * c-parser.c (c_parser_objc_method_definition): If the next
2858 token is not "{", error out and don't start the function.
2860 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2862 * tree-vrp.c (extract_range_from_expr): Move the check for non
2863 nullness after the check for gimple invariant.
2865 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2867 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2869 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2872 * config/m32r.md (movmemsi_internal): Canonicalize order of
2873 operands in PLUS component of template.
2875 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2877 * reload1.c (fixup_eh_region_note): Remove assertion.
2878 (fixup_abnormal_edges): Reverted removal of call to
2879 find_many_sub_basic_blocks made on 2005-08-31.
2881 2005-09-07 Richard Henderson <rth@redhat.com>
2883 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2884 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2885 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2886 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2887 rearrange for better packing.
2888 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2889 (lookup_cfa_1): Remove inline marker.
2890 (cfa_equal_p): Split out of ...
2891 (def_cfa_1): ... here. Use INVALID_REGNUM.
2892 (build_cfa_loc): Handle !cfa->indirect.
2893 (frame_pointer_cfa_offset): New.
2894 (dbx_reg_number): Assert register elimination performed; do
2895 leaf register remapping.
2896 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2897 (eliminate_reg_to_offset): New.
2898 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2899 for verifiably local stack frame addresses; re-base to CFA.
2900 (mem_loc_descriptor): Remove can_use_fbreg argument.
2901 (concat_loc_descriptor, loc_descriptor): Likewise.
2902 (containing_function_has_frame_base): Remove.
2903 (rtl_for_decl_location): Don't do register elimination or
2904 leaf register remapping here.
2905 (secname_for_decl): Split out from ..
2906 (add_location_or_const_value_attribute): ... here.
2907 (convert_cfa_to_loc_list): New.
2908 (compute_frame_pointer_to_cfa_displacement): New.
2909 (gen_subprogram_die): Use them.
2910 * tree.h (frame_base_decl): Remove.
2911 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2912 (prologue_stack_adjust): Remove.
2913 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2914 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2915 (set_frame_base_location): Remove.
2916 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2917 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2918 (vt_add_function_parameters): Don't eliminate_regs.
2919 (vt_initialize): Don't create frame_base_decl.
2921 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2923 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2924 version of GNU binutils for 4.x and later.
2926 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2928 * ggc-page.c (ggc_push_context): Remove.
2929 (ggc_pop_context): Likewise.
2930 * ggc.h (ggc_push_context): Remove.
2931 (ggc_pop_context): Likewise.
2933 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2936 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2937 returning from an interrupt handler.
2939 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2942 * config/arc/arc.c (output_shift): Add check for loop count when
2945 2005-09-06 Steven Bosscher <stevenb@suse.de>
2947 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2949 (abs_replacement): Likewise.
2950 (pass_phiopt): Remove TODO_update_ssa.
2952 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2955 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2956 if "return with no value, in function returning non-void" warning
2958 * tree-cfg.c (execute_warn_function_return): Don't look at
2959 RETURN_EXPRs with TREE_NO_WARNING set.
2962 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2963 for internal functions doesn't use registers used by global registers
2964 variables. Use fewer register parameters if there are global register
2967 2005-09-06 Olivier Hainque <hainque@adacore.com>
2968 Eric Botcazou <ebotcazou@adacore.com>
2971 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2972 when we would be extracting outside its bit span (bitpos+bitsize
2973 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2974 Ada unchecked conversions.
2976 2005-09-06 Steven Bosscher <stevenb@suse.de>
2978 * tree-ssa-pre.c (try_look_through_load): New function.
2979 (compute_avail): Use it to try to look through loads for some
2980 more useful expressions.
2982 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2984 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2985 condition for detecting cases like (a&a) and (a^a).
2987 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2989 * common.opt: Add option ftree-vect-loop-version.
2990 * params.def: Add --param vect-max-version-checks.
2991 * doc/invoke.texi: Document ftree-vect-loop-version and
2992 --param vect-max-version-checks.
2993 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2994 may_misalign_stmts and defines for accessors.
2995 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2996 LOOP_VINFO_MAY_MISALIGN_STMTS.
2997 (destroy_loop_vec_info): VEC_free for
2998 LOOP_VINFO_MAY_MISALIGN_STMTS.
2999 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3000 Update documentation.
3001 (vect_update_misalignment_for_peel): New.
3002 (vect_enhance_data_refs_alignment): Update to choose loop
3003 peeling or loop versioning if appropriate for the (potentially)
3004 unaligned data references in the loop.
3005 (vect_analyze_data_refs_alignment): Remove call to
3006 vect_enhance_data_refs_alignment so the checks can be done
3008 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3009 and move up call to vect_analyze_data_refs_alignment.
3010 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3011 (vect_transform_loop): Add call to loop_version.
3013 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3015 PR rtl-optimization/23098
3016 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3017 * simplify-rtx.c (constant_pool_reference_p): New function.
3018 * rtl.h (constant_pool_reference_p): New prototype.
3019 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3020 constant_pool_reference_p in condition and
3021 avoid_constant_pool_reference in preparation statements.
3023 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3025 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3026 STRICT_LOW_PART SETs.
3028 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3031 * except.c (sjlj_emit_function_enter): Find the function begin
3032 note even when it's not in first basic block.
3034 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3036 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3037 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3038 * aclocal.m4: Regenerate.
3040 2005-09-05 DJ Delorie <dj@redhat.com>
3042 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3045 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3047 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3048 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3049 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3050 Follow spelling conventions.
3051 * doc/invoke.texi: Follow spelling conventions.
3053 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3055 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3056 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3057 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3059 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3062 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3063 (output_stack_adjust): Use gen_tmp_stack_mem.
3064 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3065 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3066 (sh_get_pr_initial_val): Likewise.
3067 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3068 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3069 * sh.md (divsi_inv_m0): Use gen_const_mem.
3070 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3071 (movdf_i4+1): Use gen_tmp_stack_mem.
3072 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3073 (fpu_switch+2): Likewise.
3074 (movv4sf_i, movv16sf_i): Use adjust_address.
3075 (symGOT_load): Set MEM_NOTRAP_P bit.
3077 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3080 * pa.c (emit_move_sequence): Fix typo in last change.
3082 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3084 PR rtl-optimization/23454
3085 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3088 2005-09-03 Richard Henderson <rth@redhat.com>
3089 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3092 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3095 2005-09-02 Nicolas Pitre <nico@cam.org>
3097 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3098 to bit_count to 32 bits.
3100 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3103 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3104 generating synthetic loads from volatile lvalues.
3106 005-09-02 Nick Clifton <nickc@redhat.com>
3108 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3109 __ctzhi2, __clzhi2): New functions.
3111 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3114 * tree-nested.c (struct var_map_elt): Mark with GTY.
3115 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3117 (lookup_field_for_decl): Allocate new element in GC memory.
3118 (lookup_tramp_for_decl): Likewise.
3119 (convert_nl_goto_reference): Likewise
3120 (create_nesting_tree): Allocate info in GC memory. Likewise for
3122 (free_nesting_tree): Free with ggc_free instead of free.
3123 (root): New static variable.
3124 (lower_nested_functions): Remove root as local variable. And zero out
3125 root at the end of the function.
3127 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3129 PR rtl-optimization/20365
3130 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3131 to short. New member ix.
3132 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3133 (simplify_plus_minus): Initialize ix members before calling qsort.
3135 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3137 PR tree-optimization/23626
3138 * tree-cfg.c (replace_uses_by): Clean up eh info.
3140 2005-09-01 DJ Delorie <dj@redhat.com>
3142 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3145 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3147 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3148 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3151 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3153 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3154 do not issue warning for a variable definition following
3157 2005-09-01 Richard Henderson <rth@redhat.com>
3160 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3161 conversion to CONST_VECTOR.
3163 2005-09-01 Richard Henderson <rth@redhat.com>
3166 * reload1.c (reload_as_needed): Check !CALL_P before calling
3167 fixup_eh_region_note.
3168 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3170 2005-09-01 DJ Delorie <dj@redhat.com>
3172 * varasm.c (output_constant): Let the target resolve
3173 conversions of addresses to non-default pointer sizes.
3175 2005-09-01 Nicolas Pitre <nico@cam.org>
3177 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3178 to alow matching ARM pre-indexed addressing mode.
3179 (arm_override_options): Remove now irrelevant comment.
3181 2005-09-01 Phil Edwards <phil@codesourcery.com>
3183 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3184 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3185 * config/i386/vxworks.h: Likewise.
3186 * config/i386/t-vxworksae: New file, for VxWorks AE.
3187 * config/i386/vxworksae.h: Likewise.
3189 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3191 PR tree-optimization/23410
3192 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3193 sequence is not wrapping during the first step.
3195 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3198 * dwarf2out.c (base_type_die): Compare char_type_node with
3199 TYPE_MAIN_VARIANT (type), not type.
3201 2005-09-01 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/15366
3204 * common.opt: Add -finline-functions-called-once.
3205 Put -fearly-inlining in alphabetically ordered place.
3206 * doc/invoke.texi: Document new option.
3207 * ipa-inline.c (cgraph_decide_inlining): Honour
3208 flag_inline_functions_called_once.
3210 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3212 PR rtl-optimization/23478
3213 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3214 (alloc_qty): Initialize it.
3215 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3216 (combine_regs): Combine also n_throwing_calls_crossed fields.
3217 (find_free_reg): Don't attempt to caller-save pseudos crossing
3218 calls that might throw.
3219 * global.c (struct allocno): Add throwing_calls_crossed field.
3220 (global_alloc): Revert 2005-08-22 change. Initialize
3221 throwing_calls_crossed.
3222 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3225 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3228 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3229 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3230 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3231 (and64_2_operand): Tweak to use predicate.
3232 (and_operand): Adjust for mask_operand changes.
3233 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3234 (print_operand): Likewise.
3235 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3236 (mask64_1or2_operand): Delete.
3237 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3238 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3239 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3240 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3241 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3242 (rotldi3_internal4): Likewise.
3243 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3244 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3245 (ashldi3_internal7): Likewise.
3246 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3247 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3248 (anddi3 split): Don't match mask64_operand.
3249 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3250 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3251 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3252 't' splitter predicate.
3253 (movdi_internal64 + 2): Revert 2005-06-11 change.
3255 2005-08-31 DJ Delorie <dj@redhat.com>
3257 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3258 (m32c_asm_integer): Add support for 32 bit pointers.
3260 2005-08-31 Richard Henderson <rth@redhat.com>
3262 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3263 component-like references for setting MEM_NOTRAP_P.
3265 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3266 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3268 2005-08-31 Richard Henderson <rth@redhat.com>
3270 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3271 into a pseudo before applying gen_lowpart.
3273 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3275 * doc/install.texi (Specific): Update cctools version required
3276 for full functionality.
3277 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3278 linkers as -macosx_version_min.
3280 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3283 * sh.c (print_operand, %R and %S): Add handling of floating point
3284 registers, memory, constants and invalid operands.
3286 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3288 * ipa-pure-const.c: Change dump name.
3290 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3293 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3294 to "reg_or_0_operand".
3295 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3297 2005-08-31 Dale Johannesen <dalej@apple.com>
3299 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3300 loops that count down.
3302 2005-08-31 Richard Henderson <rth@redhat.com>
3305 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3306 (fixup_eh_region_note): New.
3307 (reload_as_needed): Call it.
3308 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3309 don't call find_many_sub_basic_blocks; call verify_flow_info.
3310 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3311 (keep_stack_depressed): Likewise.
3312 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3314 2005-08-31 Richard Henderson <rth@redhat.com>
3316 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3319 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3321 * expr.c (expand_expr_real_1): Compare size of address
3322 mode to target's address mode size in deciding expansion of
3323 the constant address.
3325 2005-08-31 Richard Guenther <rguenther@suse.de>
3328 * expr.c (all_zeros_p): New function.
3329 (expand_expr_real_1): Handle the case of an all-zero
3330 non-addressable constructor separately.
3332 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3334 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3335 arguments, adjust all callers.
3336 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3338 2005-08-30 Richard Henderson <rth@redhat.com>
3341 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3342 whenever the mode sizes match.
3344 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3346 * calls.c (load_register_parameters): Fix comment typo.
3347 * expr.c (emit_push_insn): Comment formatting.
3349 2005-08-30 Ian Lance Taylor <ian@airs.com>
3351 * config/i386/x-cygwin (host-cygwin): Change dependency from
3352 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3354 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3356 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3359 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3362 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3363 call to ggc_collect.
3365 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3368 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3369 beginning. Remove $(INCLUDES) from all the rules, if following
3370 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3372 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3375 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3376 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3377 not constant, but maxlen is, don't set len to maxlen, rather
3378 set maxlen to len if len is a constant.
3380 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3382 PR tree-optimization/23475
3383 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3386 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3388 Fix PR middle-end/22455
3390 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3391 Checksum only the parts of the tree that exist for the tree code.
3393 2005-08-28 Dale Johannesen <dalej@apple.com>
3395 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3397 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3399 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3401 2005-08-28 Richard Henderson <rth@redhat.com>
3403 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3404 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3407 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3410 * builtins.c (get_memory_rtx): Don't strip nops
3411 in between COMPONENT_REFs.
3413 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3416 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3418 (gimplify_modify_expr): Check for zero sized types and gimplify the
3419 rhs and lhs as statements.
3421 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3424 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3425 state for return address column of signal frames.
3427 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3430 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3431 bytes >= 2 not bytes == 2.
3432 (expand_block_move): Same.
3434 2005-08-27 Richard Guenther <rguenther@suse.de>
3437 * config/i386/sse.md (sse2_movsd): Add missing closing
3440 2005-08-27 Paul Brook <paul@codesourcery.com>
3442 * genrecog.c (enum decision_type): Add DT_num_insns.
3443 (struct decision_test): Add u.num_insns.
3444 (add_to_sequence): Add DT_num_insns test.
3445 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3446 (write_cond, debug_decision_2): Ditto.
3447 (change_state): Assume peep2_next_insn never fails.
3448 Remove "afterward" argument.
3449 (write afterward, write_tree): Update to match.
3450 * recog.c (peep2_current_count): New variable.
3451 (peep2_next_insn): Check it.
3452 (peephole2_optimize): Set peep2_current_count.
3453 * recog.h (peep2_current_count): Declare.
3455 2005-08-26 Josh Conner <jconner@apple.com>
3458 * ipa-pure-const.c (check_tree): Check for volatile-ness
3459 when considering a dereference.
3461 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3463 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3465 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3467 PR rtl-optimization/23561
3468 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3469 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3470 at most LEN bytes long memory fits into the field.
3471 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3472 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3473 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3475 2005-08-26 Richard Henderson <rth@redhat.com>
3478 * loop.c (biased_biv_may_wrap_p): New.
3479 (maybe_eliminate_biv_1): Use it to suppress non-equality
3480 comparison transformations. Delete disabled code.
3482 2005-08-26 Ian Lance Taylor <ian@airs.com>
3484 * combine.c (make_extraction): Avoid reference outside object.
3486 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3488 * stor-layout.c (finalize_type_size): Restore behaviour for
3489 non-aggregate types to the status quo ante of the patch for
3490 pr 23467. Document why it matters.
3492 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3495 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3496 array by one element, initialize the BT_LAST element with NULL.
3498 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3500 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3501 optimizing for size.
3503 (compare_plus_eqsi): Same.
3504 (plus_eqsi_compare): Same.
3505 (neg_eq0<mode>): Same.
3506 (neg_eq<mode>): Same.
3508 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3511 2005-08-26 Nick Clifton <nickc@redhat.com>
3513 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3514 TARGET_EP is not defined.
3515 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3516 TARGET_EP is enabled.
3517 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3518 * config/v850/v850.md (save_all_interrupt): Only use the EP
3519 register if TARGET_EP is defined.
3520 (restore_all_interrupt): Likewise.
3521 * config/v850/lib1funcs.asm: Update functions so that the EP
3522 register is only used if __EP__ is defined.
3524 2005-08-26 David Ung <davidu@mips.com>
3526 * config/mips/mips.c (mips_expand_prologue): Handle case when
3527 generating for MIPS16 and the outgoing argument area is more than
3528 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3531 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3533 * config/crx/crx.md: Make doloop_end pattern usage controllable
3534 via mloop-nesting=<max-nesting> command line switch. Make sure
3535 the combiner cannot use doloop_end_<mode> in an illegal way.
3536 * config/crx/crx.c: Use regs up to r6 for argument passing.
3537 Refine crx_address_cost (non cst4 displacements are expensive).
3538 * config/crx/crx.opt: Add switch for mloop-nesting=.
3540 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3542 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3543 (UNSPEC_MVST): New constant.
3545 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3547 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3548 Reject operands containing eliminable registers.
3549 * testsuite/gcc.dg/20050825-1.c: New testcase.
3551 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3552 Jan Hubicka <jh@suse.cz>
3554 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3556 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3558 PR tree-optimization/23546
3559 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3562 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3564 * params.def (PARAM_MIN_SPEC_PROB): New.
3565 * sched-rgn.c (MIN_PROBABILITY): Delete.
3566 (compute_trg_info): Convert to PARAM_VALUE.
3567 * doc/invoke.texi (param): Document min-spec-prob.
3569 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3571 * config/darwin.h: define __PIC__
3572 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3573 TARGET_OS_CPP_BUILTINS macro.
3575 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3577 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3580 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3582 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3584 * cfghooks.c (duplicate_block): Added position where to place
3585 new block as argument.
3586 * cfghooks.h (duplicate_block): Declaration changed.
3587 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3589 * cfglayout.h (copy_bbs): Declaration changed.
3590 * cfgloop.h (loop_version): Declaration changed.
3591 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3592 position to copy_bbs.
3593 (loop_version): Pass position to duplicate_loop_to_header_edge.
3594 Add place_after argument and position new blocks according to
3596 * modulo-sched.c (sms_schedule): Pass place_after argument
3598 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3599 * tree-cfg.c (split_edge_bb_loc): New function.
3600 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3601 to determine position of new blocks.
3602 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3604 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3605 argument to duplicate_block.
3606 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3607 Pass position to copy_bbs.
3609 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3611 * fold-const.c (ptr_difference_const): Use
3612 cst_and_fits_in_hwi instead of host_integerp.
3614 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3616 * config/darwin.c (gen_pic_offset): New.
3617 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3620 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3622 PR tree-optimization/23486
3623 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3625 2005-08-23 Phil Edwards <phil@codesourcery.com>
3627 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3628 remove use_collect2.
3629 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3631 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3632 configuration files to override the default value.
3634 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3635 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3636 * config/vx-common.h: New file, split out from...
3637 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3638 * config/vxworksae.h: New file, for VxWorks AE.
3639 * config/vxworks.opt: New file.
3640 * config/vxlib.c: Update for VxWorks 6.
3642 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3643 other MULTILIB_* variables appropriately.
3644 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3645 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3646 * config/rs6000/vxworks.h: Update for VxWorks 6.
3647 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3649 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3652 * config/darwin.c (machopic_select_section): Remove the hack to
3653 mark "::operator new" and "::operator delete" for coalescing
3654 even though they are not weak.
3656 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3658 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3659 * configure: Regenerate.
3661 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3664 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3666 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3667 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3670 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3672 * config/rs6000/predicates.md (equality_operator): New.
3673 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3674 comparison with a large constant.
3676 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3678 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3680 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3682 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3683 registers is even, and we have a hardware double precision fp,
3685 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3686 size of current argument when checking if argument was passed in
3689 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3692 * stor-layout.c (finalize_type_size): Dont override
3693 existing alignment with a smaller alignment from the mode.
3695 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3697 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3698 * lambda.h (lambda_vector_lexico_pos): ... here.
3699 * tree-data-ref.c (build_classic_dist_vector): Return false when
3700 the distance vector is lexicographically negative.
3702 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3704 PR tree-optimization/23511
3705 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3706 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3708 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3710 PR tree-optimization/22043
3711 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3712 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3713 If ALLOW_FLEXARR, handle types ending with flexible array member.
3714 Pass false as second argument to recursive count_type_elements calls.
3715 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3716 argument to count_type_elements call.
3717 * tree-sra.c (decide_block_copy): Likewise.
3718 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3719 for a constant-sized object, set cleared as well. Pass true as
3720 second argument to count_type_elements call.
3722 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3725 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3726 from legitimate_small_data_p, and make global. Update use.
3727 Remove forward declaration.
3728 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3730 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3732 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3734 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3735 of scratch intermediates.
3736 (eq<mode>_compare): Same.
3737 (neg_eq0<mode>): New.
3738 (neg_eq<mode>): Convert to define_insn_and_split.
3740 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3743 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3744 stdarg functions, set/clear the fp marker even when no variable
3746 * config/rs6000/sysv4.opt (mprototype): Describe.
3748 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3750 PR rtl-optimization/23478
3751 * regs.h (reg_info): Add throw_calls_crossed.
3752 (REG_N_THROWING_CALLS_CROSSED): Define.
3753 * flow.c (allocate_reg_life_data): Initialize
3754 REG_N_THROWING_CALLS_CROSSED.
3755 (propagate_one_insn, attempt_auto_inc): Update
3756 REG_N_THROWING_CALLS_CROSSED.
3757 * global.c (global_alloc): Don't allocate pseudos across
3758 calls that may throw.
3760 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3763 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3764 value is inbetween the range if we did not find an exact match.
3766 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3768 * doc/invoke.texi (Option Summary): Add ms1 options.
3769 * doc/extend.texi: Document interrupt handler attribute for ms1.
3770 * doc/md.texi: Document ms1 constraints.
3771 * config.gcc: Add ms1-*-elf.
3772 * config/ms1/ms1.h: New.
3773 * config/ms1/ms1.c: New.
3774 * config/ms1/ms1.md: New.
3775 * config/ms1/ms1-protos.h: New.
3776 * config/ms1/ABI.txt: New.
3777 * config/ms1/crti.asm: New.
3778 * config/ms1/crtn.asm: New.
3779 * config/ms1/lib2extra-funcs.c: New.
3780 * config/ms1/t-ms1: New.
3781 * config/ms1/ms1.opt: New.
3783 2005-08-22 Ira Rosen <irar@il.ibm.com>
3785 * config/rs6000/altivec.md (xorv4sf3): New.
3786 (negv4sf2, neg<mode>2): Likewise.
3788 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3791 * config/ia64/ia64.md (divsi3): Check divide by zero.
3792 (udivsi3): Likewise.
3794 (udivdi3): Likewise.
3796 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3798 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3799 up to elem_bitsize bits, not max_bitsize.
3801 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3803 PR tree-optimization/23433
3804 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3805 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3807 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3809 PR tree-optimization/23434
3810 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3811 the iteration bound is not an INTEGER_CST.
3813 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3815 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3816 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3817 NULL if need_epilog_adjust is false.
3818 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3819 Case 3 always peels first itration, not just for PLUS case, and no need
3820 to use scalar_initial_def here. Create an epilog adjustment only if
3821 scalar_initial_def is not NULL.
3823 (vectorizable_reduction): Remove assert.
3825 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3828 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3829 (__moddi3): Likewise.
3830 (__udivdi3): Likewise.
3831 (__umoddi3): Likewise.
3832 (__divsi3): Likewise.
3833 (__modsi3): Likewise.
3834 (__udivsi3): Likewise.
3835 (__umodsi3): Likewise.
3837 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3839 * tree-pass.h (TDF_GRAPH): Define.
3840 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3841 * passes.c (finish_optimization_passes): Only call
3842 finish_graph_dump_file if TDF_GRAPH is set.
3843 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3844 NULL. Set TDF_GRAPH bit.
3845 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3847 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3849 * arm.h (arm_stack_offsets): Add locals_base field.
3850 * arm.c (arm_get_frame_offsets): Compute it.
3851 (thumb_compute_initial_elimination offset): Make the Thumb frame
3852 pointer point to the base of the local variables.
3853 (thumb_expand_prologue): Update accordingly.
3854 (thumb_expand_epilogue): Likewise.
3856 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3857 mode of clobbered scratch to DImode. Handle a case that's known to
3860 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3862 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3863 (gt0<mode>_compare): Delete.
3864 (neg_gt0<mode>): Delete.
3866 2005-08-19 Eric Christopher <echristo@apple.com>
3868 * optabs.h: Change CTI_ to COI_.
3871 2005-08-19 James E Wilson <wilson@specifix.com>
3873 * builtins.c (expand_builtin_return_addr): Set
3874 current_function_accesses_prior_frames when count != 0. Use
3875 frame_pointer_rtx when count == 0.
3876 * function.h (struct function): Add accesses_prior_frames field.
3877 (current_function_accesses_prior_frames): Define.
3878 * reload1.c (init_elim_table): Check
3879 current_function_accesses_prior_frames.
3880 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3882 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3884 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3885 indicator. Return true if the flowgraph changed during
3888 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3891 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3892 conditional expression before testing its value.
3894 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3896 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3898 2005-08-19 Devang Patel <dpatel@apple.com>
3900 PR tree-optimization/23048
3901 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3902 third parameter. Check whether latch is dominated by exit
3904 (if_convertible_loop_p): Supply exit block itself to
3905 if_convertible_bb_p.
3907 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3910 * arm.md (arm_load_pic_register): Change argument to the mask of
3911 saved registers. Call thumb_find_work_register if we need a
3912 scratch register on Thumb.
3913 (arm_expand_prologue): Pass empty register set to
3914 arm_load_pic_register.
3915 (thumb_expand_prologue): Pass live_regs_mask directly to
3916 arm_load_pic_register.
3917 * arm-protos.h (arm_load_pic_register): Update prototype.
3919 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3921 * sh.c (find_sole_member): New function.
3922 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3923 if the record's alignment is larger than the size of its only member.
3925 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3928 * arm.c (thumb_legitimize_reload_address): New function.
3929 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3930 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3932 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3934 * config/crx/crx.c: Implement crx_decompose_address. Reject
3935 symbolic displacements since CRX register relative adressing
3936 mode can't handle unsigned 32-bit values as displacements.
3937 * config/crx/crx.h: Simplify definitions, remove redundant
3938 parenthesis and obsolete macros.
3939 * config/crx/crx.opt: Add new switch for debugging addresses.
3940 * config/crx/crx-protos.h: Add new declarations for above.
3942 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3945 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3948 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * collect2.c (dup2): Delete.
3951 * configure.ac: Don't check for dup2.
3953 * config.in, configure: Regenerate.
3955 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3957 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3958 record with the type of its only member.
3960 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3962 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3963 define_insn_and_split.
3964 (plus_ltu<mode>_compare): Same.
3965 (gtu<mode>_compare): Same.
3966 (plus_gtu<mode>_compare): Same.
3968 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3970 PR tree-optimization/22228
3971 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3973 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3974 are recorded in vect_vnames_to_rename for renaming.
3975 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3976 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3977 in vect_vnames_to_rename.
3978 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3979 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3981 2005-08-18 Jan Hubicka <jh@suse.cz>
3984 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3985 info only for local statics, not for member variables.
3987 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3989 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3991 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3993 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3995 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3998 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4000 2005-08-17 James E Wilson <wilson@specifix.com>
4002 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4005 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4007 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4008 (leu<mode>_compare): Same.
4009 (plus_leu<mode>): Same.
4010 (neg_leu<mode>): Same.
4011 (and_neg_leu<mode): Same.
4012 (ltu<mode>_compare): Same.
4013 (plus_ltu<mode>): Same.
4015 (geu<mode>_compare): Same.
4016 (plus_geu<mode>): Same.
4017 (neg_geu<mode>): Same.
4018 (and_neg_geu<mode>): Same.
4019 (plus_gt<mode>): Same.
4020 (gtu<mode>_compare): Same.
4021 (plus_gtu<mode>): Same.
4023 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4025 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4026 Move call_table_data to end. Delete spurious .text.
4027 (callt_save_all_interrupt): Fix comment typo.
4029 2005-08-17 James E Wilson <wilson@specifix.com>
4030 Kevin Winchester <winchester@amirix.com>
4033 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4035 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4038 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4039 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4041 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4043 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4044 record with the type of its only member if the modes don't match.
4046 * varasm.c (decode_reg_name): Skip empty additional register names.
4048 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4050 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4051 lsm_tmp_name_length): New.
4052 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4053 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4055 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4056 Andreas Krebbel <krebbel1@de.ibm.com>
4058 * config.gcc: Added z9-109 switch.
4059 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4060 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4061 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4062 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4063 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4064 for "z9_109" cpu attribute.
4065 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4066 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4067 (s390_handle_arch_option): Added z9-109 switch.
4068 (override_options): Set respective cost function for z9-109.
4069 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4070 (legitimate_reload_constant_p): Accept extended immediates.
4071 (print_operand): Three new output modifiers added: k, m and o.
4072 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4073 (s390_output_mi_thunk): Use extended immediate when possible.
4074 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4075 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4076 (CONSTRAINT_LEN): Added length of O constraint.
4077 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4078 * config/s390/s390.md ("cpu"): New value z9_109 added.
4079 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4080 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4081 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4082 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4083 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4084 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4085 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4086 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4087 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4088 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4089 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4090 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4091 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4092 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4093 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4095 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4096 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4097 insns for TARGET_EXTIMM.
4099 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4101 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4103 2005-08-17 Nick Clifton <nickc@redhat.com>
4105 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4106 Call default_encode_section_info.
4108 2005-08-17 Steven Bosscher <stevenb@suse.de>
4110 PR tree-optimization/21574
4111 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4112 constant, return CONSTANT.
4113 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4114 (ccp_fold, visit_assignment): Likewise.
4115 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4117 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4119 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4120 fold_buildN instead of buildN then fold_initializer or fold.
4121 (build_unary_op): Likewise.
4122 (build_binary_op): Likewise.
4123 * fold-const.c (fold_initializer): Remove.
4124 (fold_build1_initializer): New function.
4125 (fold_build2_initializer): New function.
4126 (fold_build3_initializer): New function.
4127 * tree.h (fold_initializer): Remove.
4128 (fold_build1_initializer): New function.
4129 (fold_build2_initializer): New function.
4130 (fold_build3_initializer): New function.
4132 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4134 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4135 (try_move_mult_to_index): Call fold_build2 instead of build2.
4136 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4137 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4138 fold_binary_to_constant.
4139 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4141 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4142 check if A == gcd (A, B). Remove TYPE argument.
4143 (analyze_offset) Use fold_build2 instead of fold (build.
4144 (create_data_ref): Likewise.
4145 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4146 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4149 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4151 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4152 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4154 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4157 * gimplify.c (zero_sized_type): New function.
4158 (gimplify_modify_expr_rhs): If we have a zero sized type,
4159 replace the statement with an empty statement.
4161 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4163 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4166 2005-08-16 Ian Lance Taylor <ian@airs.com>
4168 * doc/tm.texi (Label Output): Correct typo.
4170 2005-08-16 Steven Bosscher <stevenb@suse.de>
4173 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4174 force_operand will work later on using have_insn_for.
4176 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4178 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4180 2005-08-16 Ian Lance Taylor <ian@airs.com>
4183 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4184 vector type, don't try to construct it element by element. Add an
4185 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4187 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4189 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4191 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4193 * doc/invoke.texi (Precompiled Headers): Document some more options
4194 which are known to be safe.
4196 2005-08-16 James E Wilson <wilson@specifix.com>
4198 PR tree-optimization/21105
4199 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4200 TREE_OVERFLOW check.
4202 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4204 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4205 (neg_ltu<mode>): Same.
4207 (neg_gtu<mode>): Same.
4209 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4211 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4212 (fold_builtin_isdigit): Use fold_buildN.
4213 (build_function_call_expr): Likewise.
4214 * c-typeck.c (c_finish_loop): Likewise.
4216 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4217 Richard Shann <rshann@superh.com>
4219 PR middle-end/20396:
4220 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4222 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4224 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4226 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4229 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4230 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4233 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4236 * fold-const.c (build_range_check): Disable optimization for function
4237 pointer expressions on targets that require function pointer
4240 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4242 * simplify-rtx.c (simplify_const_relational_operation): When
4243 extracting arguments of a COMPARE, recompute the mode as well.
4245 2005-08-15 Ian Lance Taylor <ian@airs.com>
4247 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4249 2005-08-15 DJ Delorie <dj@redhat.com>
4251 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4253 (movsi_splittable): Allow, but split, moves to the stack.
4254 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4257 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4259 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4260 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4261 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4263 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4264 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4265 Delete HOST_PTR_PRINTF.
4267 * configure, config.in: Regenerate.
4269 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4271 * config/rs6000/rs6000.md (QHSI): New mode macro.
4272 (wd): Extend mode attr for QImode and HImode
4273 (dbits): New mode attr.
4274 (zero_extend<mode>di2): Convert to mode macro.
4276 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4279 * doc/invoke.texi (-mgnu-ld): Update description.
4282 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4285 * Makefile.in (tree-chrec.o): Depends on real.h.
4286 * tree-chrec.c: Include real.h.
4287 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4288 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4289 * tree-scalar-evolution.c (add_to_evolution_1,
4290 interpret_rhs_modify_expr): Ditto.
4292 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4295 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4296 step is negative compute the estimation from init downwards to zero.
4298 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4300 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4302 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4304 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4306 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4307 Accept double-word constants that can be split.
4308 * config/s390/s390.md ("movti"): Use 'P' constraint.
4309 ("*movdi_31", "*movdf_31"): Likewise.
4311 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4313 Fix PR tree-optimization/22615
4315 * tree-ssa-structalias.c (solution_set_add): Handle
4316 first_vi_for_offset returning NULL.
4317 (do_da_constraint): Ditto.
4318 (do_sd_constraint): Ditto.
4319 (do_ds_constraint): Ditto
4320 (find_func_aliases): Ditto.
4321 (build_constraint_graph): RHS is allowed be ANYTHING.
4322 (first_vi_for_offset): Return NULL if we couldn't find anything at
4325 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4327 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4328 over memory as first operand.
4330 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4333 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4334 available for setting it.
4336 2005-08-14 Ira Rosen <irar@il.ibm.com>
4338 PR tree-optimization/23320
4339 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4340 data-refs' types instead of base object nullness. Add check for
4341 pointer type data-refs before first location comparison. Remove
4344 2005-08-14 Andreas Schwab <schwab@suse.de>
4346 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4348 2005-08-13 James E Wilson <wilson@specifix.com>
4350 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4351 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4352 -fstack-protector-all, --param ssp-buffer-size): Document.
4353 (-Wvariadic-macros): Alphabetize.
4354 (-fsched-stalled-insns-dep): Add missing 'f'.
4356 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4359 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4361 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4362 or indirect address operand.
4363 (EXTRA_ADDRESS_CONSTRAINT): New.
4364 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4366 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4368 PR tree-optimization/22236
4369 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4370 successors and predecessors.
4371 * tree-chrec.c (chrec_convert): Before converting, check that
4372 sequences don't wrap.
4373 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4374 (analyze_array): Extern.
4375 (find_data_references_in_loop): Remove call to
4376 compute_estimated_nb_iterations.
4377 * tree-data-ref.h (analyze_array): Declared.
4378 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4379 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4380 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4381 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4383 * tree-ssa-loop-ivcanon.c: Fix documentation.
4384 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4385 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4386 (infer_loop_bounds_from_undefined): New.
4387 (estimate_numbers_of_iterations_loop): Use
4388 infer_loop_bounds_from_undefined.
4389 (used_in_pointer_arithmetic_p): New.
4390 (scev_probably_wraps_p): Pass an extra parameter. Call
4391 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4392 (convert_step): Fix documentation.
4393 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4394 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4395 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4396 scev_probably_wraps_p.
4398 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4400 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4401 (s390_register_info): Ignore clobbered_regs information for fixed
4402 registers, and only fixed registers.
4403 (s390_init_frame_layout): Remove redundant call.
4405 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4407 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4408 description of -Wold-style-casts.
4410 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4411 Jakub Jelinek <jakub@redhat.com>
4413 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4414 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4415 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4416 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4417 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4418 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4419 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4420 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4421 ("stack_protect_set", "stack_protect_test"): New expanders.
4422 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4423 "stack_protect_testdi"): New insn definitions.
4425 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4427 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4429 2005-08-12 Paul Brook <paul@codesourcery.com>
4431 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4433 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4435 * config/s390/predicates.md (setmem_operand): New predicate.
4436 (shift_count_operand): Accept ANDs with special constants as
4438 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4439 with special constants.
4440 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4441 shift_count_operand with setmem_operand.
4443 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4445 * config/s390/s390.c (s390_extract_part, s390_single_part):
4447 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4448 (s390_output_mi_thunk): Don't use lg on 31 bit.
4449 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4450 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4452 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4454 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4455 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4456 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4457 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4458 with one of the new macros.
4460 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4462 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4463 Don't set save_return_addr_p.
4464 (s390_register_info): Make clobbered_regs not depending on
4467 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4469 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4470 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4472 2005-08-11 James E. Wilson <wilson@specifix.com>
4474 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4476 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4478 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4479 locations gathered by var-tracking in single entry loc_list
4480 over loc_descriptor_from_tree.
4482 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4483 pass it down to loc_descriptor.
4484 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4485 (containing_function_has_frame_base): Move earlier in the file.
4486 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4487 instead of always assuming fbreg can't be used.
4489 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4491 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4492 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4493 Accept address wrapped in AND for Altivec.
4494 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4495 Strip AND wrapping offset address for Altivec.
4497 2005-08-11 Richard Henderson <rth@redhat.com>
4500 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4501 before using TYPE_IS_SIZETYPE.
4503 2005-08-11 Richard Henderson <rth@redhat.com>
4506 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4507 insn types not present on ev4.
4508 (alphaev5_insn_pipe): Similarly.
4510 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4513 * arm.c (arm_override_options): If the user has selected callee-super-
4514 interworking, then enable normal interworking.
4516 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4518 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4521 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4523 * doc/rtl.texi: Fix two typos.
4525 2005-08-11 Richard Guenther <rguenther@suse.de>
4528 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4529 cases where we call to/from functions returning void.
4531 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4534 * tree.c (build_pointer_type_for_mode): Robustify.
4536 2005-08-10 James E Wilson <wilson@specifix.com>
4538 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4539 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4541 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4544 2005-08-10 Eric Christopher <echristo@apple.com>
4546 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4547 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4550 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4553 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4554 for the high part when generating dynamic-no-pic code.
4556 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4558 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4559 (x86_64-*-linux*): Likewise.
4561 * config/i386/crtfastmath.c: New file.
4562 * config/i386/t-crtfm: Likewise.
4564 * config/i386/linux.h (ENDFILE_SPEC): New.
4565 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4567 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4570 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4572 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4573 (vec_shl, vec_shr): Document new operations.
4574 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4576 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4578 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4579 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4580 change predicate to indexed_or_indirect_address.
4582 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4584 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4585 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4586 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4587 and __aeabi_uwrite8.
4588 * config/arm/unaligned-funcs.c: New file.
4589 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4591 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4593 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4595 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4596 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4598 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4599 * final.c (pass_shorten_branches): Add dump.
4600 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4601 (pass_life): Rename dump.
4602 (rest_of_handle_flow2): Remove initial verify_flow_info.
4603 * function.c (pass_instantiate_virtual_regs): Add dump.
4604 * integrate.c (pass_initial_value_sets): Add dump.
4605 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4606 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4607 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4608 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4609 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4610 gate_rtl_unrool_and_peel_loops): New.
4611 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4612 rtl_doloop): Do not look at flags.
4613 * mode-switching.c (pass_mode_switching): Add dump.
4614 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4615 pass_split_before_regstack): Add dump.
4616 * regmove.c (pass_stack_adjustments): Add dump.
4617 * tree-optimize.c (pass_fixup_cfg): Add dump.
4619 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4622 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4623 deciding which instruction sequence to use.
4625 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4627 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4628 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4630 2005-08-09 Richard Guenther <rguenther@suse.de>
4632 * c-common.c (builtin_function_2): Remove.
4633 (def_builtin_1): New function.
4634 (c_common_nodes_and_builtins): Use def_builtin_1 to
4635 build builtin functions.
4637 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4639 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4640 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4641 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4644 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4646 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4647 fold_binary instead of fold_build2 since we don't care about the
4649 (loop_niter_by_eval): Likewise.
4650 (compare_trees): Likewise.
4651 (proved_non_wrapping_p): Likewise.
4653 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4657 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4658 if the if is really empty.
4660 2005-08-09 Steven Bosscher <stevenb@suse.de>
4662 PR tree-optimization/23234
4663 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4664 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4665 argument of the new enum.
4666 (execute_cse_reciprocals): Add reciprocals for function arguments
4667 on the unique successor edge of the entry block. Update other calls
4668 to execute_cse_reciprocals_1.
4670 2005-08-08 Richard Henderson <rth@redhat.com>
4673 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4675 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4677 * expr.c (write_complex_part): Return after handling MEM.
4679 2005-08-08 Josh Conner <jconner@apple.com>
4681 PR rtl-optimization/23241
4682 * combine.c (simplify_comparison): Fix error in determining
4683 whether to lift a subreg from comparison.
4685 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4688 * config/rs6000/altivec.md (vec_init<mode>): New.
4689 (vec_set<mode>): New.
4690 (vec_extract<mode>): New.
4691 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4692 (rs6000_expand_vector_set): New.
4693 (rs6000_expand_vector_extract): New.
4694 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4695 for Altivec modes before reload.
4696 (altivec_expand_vec_init_builtin): New.
4697 (get_element_number): New.
4698 (altivec_expand_vec_set_builtin): New.
4699 (altivec_expand_vec_ext_builtin): New.
4700 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4702 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4704 * config/rs6000/rs6000.h (rs6000_builtins): Add
4705 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4706 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4707 * config/rs6000/rs6000-protos.h: Declare new functions.
4709 2005-08-08 Jan Hubicka <jh@suse.cz>
4711 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4712 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4713 * i386.md (movdi*): Use pic_32bit_operand.
4714 * predicates.md (pic_32bit_operand): New.
4716 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4719 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4721 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4723 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4724 (test_for_singularity): Use fold_build2.
4726 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4728 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4730 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4732 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4733 (COMMON_ASM_OP) Define.
4734 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4735 (ix86_encode_section_info): Likewise.
4736 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4737 SUBTARGET_ENCODE_SECTION_INFO.
4739 2005-08-06 Richard Henderson <rth@redhat.com>
4742 * tree-nested.c (convert_local_reference): Save and restore val_only
4743 around component_ref and friends. Clear walk_subtrees by default.
4745 2005-08-06 Peter O'Gorman <peter@pogma.com>
4748 * gcc.c (process_command): Check the argument to -b has a dash.
4749 * doc/invoke.texi: Update -b and -V docs.
4751 2005-08-06 James E Wilson <wilson@specifix.com>
4753 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4755 2005-08-06 Michael Matz <matz@suse.de>
4757 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4758 member only if only one insn is associated with the value.
4760 2005-08-06 Nick Clifton <nickc@redhat.com>
4762 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4764 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4765 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4766 Check symbol flags instead of symbol name mangling.
4767 (xstormy16_asm_output_aligned_common): Likewise. Also
4768 simplify code since the bss100_section cass is the only case
4769 where the below100 code will be triggered.
4770 (xstormy16_encode_section_info): Encode below100 attribute
4771 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4773 (xstormy16_strip_name_encoding): Delete - this function is no
4775 (TARGET_STRIP_NAME_ENCODING): Undefine.
4776 * config/stormy16/stormy16-protos.h: Delete prototype for
4777 xstormy16_strip_name_encoding.
4779 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4781 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4782 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4783 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4784 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4785 config/alpha/predicates.md, config/arc/arc.h,
4786 config/arm/arm.h, config/arm/ieee754-df.S,
4787 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4788 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4789 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4790 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4791 config/m68hc11/m68hc11.h, config/mips/mips.c,
4792 config/mips/mips.h, config/mips/openbsd.h,
4793 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4794 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4795 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4796 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4797 config/sparc/linux.h, config/sparc/linux64.h,
4798 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4799 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4800 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4801 typos. Follow spelling conventions.
4803 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4806 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4807 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4808 specially. Check for side effects only for COND_EXPR.
4809 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4810 return with TREE_NO_WARNING.
4812 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4814 PR rtl-optimization/23233
4815 * loop.c (combine_movables): Require the modes to be the same.
4816 (move_movables): Remove handling of cases where the replacement
4817 had a different mode to the original.
4819 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4821 PR tree-optimization/23128
4822 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4823 subtraction wrap, and set TREE_OVERFLOW if they do.
4825 2005-08-05 Richard Henderson <rth@redhat.com>
4828 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4829 FORCED_LABEL labels.
4831 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4834 * reload.c (find_reloads_subreg_address): Pass down TYPE
4835 unchanged. Change all callers except find_reloads_toplev.
4837 2005-08-05 Michael Matz <matz@suse.de>
4839 * genattrtab.c (current_alternative_string): Remove.
4840 (SIMPLIFY_ALTERNATIVE): Ditto.
4841 (attr_alt_bit_p): Ditto.
4842 (alternative_name): Make const char *.
4843 (evaluate_eq_attr): Remove use of above things.
4844 (simplify_test_exp): Ditto.
4845 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4846 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4848 2005-08-04 James E Wilson <wilson@specifix.com>
4850 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4851 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4852 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4853 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4854 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4856 2005-08-04 Richard Henderson <rth@redhat.com>
4859 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4860 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4861 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4862 if we'd have to instantiate too many members.
4864 2005-08-04 Richard Henderson <rth@redhat.com>
4867 * tree-outof-ssa.c (coalesce_asm_operands): New.
4868 (coalesce_ssa_name): Use it. Split out ...
4869 (coalesce_phi_operands, coalesce_result_decls): ... these.
4871 2005-08-04 Paul Brook <paul@codesourcery.com>
4873 * read-rtl.c (read_quoted_string): Break if EOF.
4875 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4877 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4878 (fold_build2): Likewise.
4879 (fold_build3): Likewise.
4880 (fold_build1_stat): New function prototype.
4881 (fold_build2_stat): Likewise.
4882 (fold_build3_stat): Likewise.
4883 * fold-const.c (fold_build1): Rename to ..
4884 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4885 through to build1_stat.
4886 (fold_build2): Rename to ..
4887 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4888 through to build2_stat.
4889 (fold_build3): Rename to ..
4890 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4891 through to build3_stat.
4893 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4894 Ian Lance Taylor <ian@airs.com>
4896 * function.c (assign_stack_local_1): Do not correct stack slot
4897 address if allocation size is smaller than mode size.
4899 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4902 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4903 (tree_merge_blocks): Propagate anything allowed by
4905 Clarify documentation.
4906 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4907 SSA form, schedule an update if necessary.
4909 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4911 * doc/install.texi (Binaries): Remove broken link to
4912 Sinix/Reliant Unix binaries.
4914 2005-08-03 Richard Henderson <rth@redhat.com>
4917 * function.c (stack_protect_epilogue): Export.
4918 * tree.h (stack_protect_epilogue): Declare.
4919 * calls.c (expand_call): Call it.
4921 2005-08-03 Eric Christopher <echristo@apple.com>
4923 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4924 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4927 2005-08-04 Jan Hubicka <jh@suse.cz>
4929 * profile.c (branch_prob): Split edges with goto locus on them
4930 to get proper line counts.
4931 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4933 2005-08-03 Paul Brook <paul@codesourcery.com>
4935 * function.c (assign_parms): Round current_function_args_size
4936 to PARM_BOUNDARY, not STACK_BOUNDARY.
4938 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4940 * config/i386/i386.c (x86_elf_aligned_common)
4941 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4943 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4945 PR tree-optimization/23157
4946 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4947 before emitting them.
4949 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4951 PR tree-optimization/19899
4952 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4953 * tree-scalar-evolution.c: Include real.h.
4954 (add_to_evolution): Build constant -1 of correct type.
4956 2005-08-03 Jan Hubicka <jh@suse.cz>
4958 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4959 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4960 profile updating for complette unrolling.
4961 * loop-unroll.c (peel_loop_completely): Use it.
4962 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4963 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4966 2005-08-03 Paul Brook <paul@codesourcery.com>
4968 * combine.c (can_change_dest_mode): New function.
4969 (try_combine, simplify_set): Use it.
4971 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4973 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4976 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4978 * doc/install.texi (Specific): Adjust link to openavr.org.
4979 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4980 (Binaries): Adjust HP-UX Porting Center link.
4981 (Binaries): Adjust Free Software Foundation ordering link.
4983 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4985 * convert.c (convert_to_integer): Use fold_build1 instead of
4986 build1 when converting an integer to an integer.
4988 2005-08-02 Richard Henderson <rth@redhat.com>
4990 * combine.c (combine_instructions): Don't use reg_equal/equiv
4991 results if the mode doesn't match.
4993 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4995 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4996 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4998 2005-08-02 Richard Henderson <rth@redhat.com>
5001 * explow.c (memory_address): Remove special-case for
5002 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5004 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5007 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5008 number of calls to cleanup_tree_cfg_1.
5010 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5012 * doc/invoke.texi: document file extensions .F90 and .F95
5014 2005-08-02 Richard Guenther <rguenther@suse.de>
5016 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5017 positive if its first argument is positive.
5019 2005-08-02 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/23177
5022 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5025 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5027 PR tree-optimization/23129
5028 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5029 varying for divisions with anti-ranges.
5031 2005-08-02 Jan Hubicka <jh@suse.cz>
5033 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5034 * tree-ssa-threadupdate.c (thread_block): Add it here.
5036 2005-08-01 James E Wilson <wilson@specifix.com>
5038 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5039 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5040 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5042 * config/mips/predicates.md (const_call_insn_operand): Add check for
5043 SYMBOL_REF_LONG_CALL_P.
5044 * doc/extend.texi (long_call): Document the new attribute.
5046 2005-08-01 Ian Lance Taylor <ian@airs.com>
5047 Richard Henderson <rth@redhat.com>
5049 * Makefile.in (RTL_BASE_H): Add real.h.
5050 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5052 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5054 * rtl.c (rtl_check_failed_code_mode): New.
5055 * rtl.h (struct rtx_def): Add u.rv.
5056 (XCMWINT, XCNMPRV): New.
5057 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5058 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5060 2005-08-01 Richard Henderson <rth@redhat.com>
5062 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5063 with auto-inc codes.
5065 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5067 2005-08-01 Jan Hubicka <jh@suse.cz>
5069 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5070 * i386.c: Include dwarf2.h
5071 (asm_preferred_eh_data_format): New.
5072 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5074 2005-08-01 Ian Lance Taylor <ian@airs.com>
5076 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5077 randomize_va_space for virtual address randomization control.
5079 2005-08-01 Steven Bosscher <stevenb@suse.de>
5081 * common.opt (flag_ipa_cp): Put in right place to maintain
5084 2005-08-01 Jan Hubicka <jh@suse.cz>
5086 * profile.c (compute_value_histograms): Fix thinko.
5087 * value-prof.c: Include toplev.h
5088 (check_counter): New function.
5089 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5090 tree_mod_subtract_transform): Add sanity check.
5092 2005-08-01 Richard Guenther <rguenther@suse.de>
5094 PR tree-optimization/23133
5095 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5096 current functions parameter decls to find defs to cse
5099 2005-08-01 Richard Guenther <rguenther@suse.de>
5101 PR tree-optimization/23109
5102 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5103 If trapping math is in effect, use post-dominator information
5104 to check if we'd in any case reach a trapping point before
5105 doing the reciprocal insertion.
5106 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5107 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5108 expressions are invariant only if trapping math is not in effect.
5110 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5112 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5113 cgraph_function_versioning): New declarations.
5114 * cgraphunit.c: Add include to ipa-prop.h.
5115 (update_call_expr, cgraph_copy_node_for_versioning,
5116 cgraph_function_versioning): New functions.
5117 * integrate.c (copy_decl_for_inlining): Remove.
5118 * ipa-prop.h (ipa_replace_map): New struct.
5119 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5120 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5121 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5122 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5123 ipcp_iterate_stage, ipcp_method_scale_print,
5124 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5125 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5126 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5127 ipcp_update_bb_counts, ipcp_update_profiling,
5128 ipcp_update_edges_counts): New functions.
5129 (ipcp_method_cval_init): Remove restriction regarding local methods.
5130 (ipcp_init_stage): Add ipcp_method_compute_scale.
5131 (ipcp_insert_stage): Add versioning.
5132 (ipcp_structures_print): Add ipcp_method_scale_print.
5133 (ipcp_driver): Dump profiling info.
5134 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5135 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5136 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5137 (struct inline_data): Add versioning_p, ipa_info, new fields.
5138 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5139 declare_return_variable): Replace calls to copy_decl_for_inlining with
5141 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5143 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5144 Add argument VERSIONING.
5145 (copy_arguments_for_versioning, copy_static_chain,
5146 function_versionable_p, tree_versionable_function_p,
5147 tree_function_versioning, replace_ref_tree): New functions.
5148 * tree-inline.h: Include varray.h.
5149 (tree_versionable_function_p, tree_function_versioning,
5150 tree copy_decl_for_dup): New declarations.
5152 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5154 * ipa-cp.c: New file. Contains IPCP specific functionality.
5155 * ipa-prop.h: New file. Contains structures/definitions that can be
5156 used by several interprocedural data flow optimizations (and also IPCP).
5157 * ipa-prop.c: New file.
5158 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5159 * common.opt: Add ipa-cp flag.
5160 * timevar.def: Add IPCP optimization.
5161 * tree-optimize.c (init_tree_optimization_passes): Schedule
5163 * tree-pass.h (pass_ipa_cp): Declare.
5165 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5167 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5168 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5169 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5170 config/i386/i386.c, config/mips/mips.h,
5171 config/rs6000/rs6000.h, config/sh/sh.c,
5172 config/stormy16/stormy16.c: Fix comment typos.
5174 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5177 * c-typeck.c (build_binary_op): Use common_type wrapper on
5179 (common_type): Update comment.
5181 2005-07-31 Steven Bosscher <stevenb@suse.de>
5184 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5185 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5186 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5188 2005-07-31 Jan Hubicka <jh@suse.cz>
5190 * pretty-print.h (pp_widest_integer): New macro.
5191 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5194 2005-07-31 Jan Hubicka <jh@suse.cz>
5196 * output.h (enum section_category): Export from varasm.c
5197 (categorize_decl_for_section): Likewise.
5198 * varasm.c (enum section_category): Kill.
5199 (categorize_decl_for_section): Make global.
5200 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5202 * i386.c (ix86_section_threshold): New static variable.
5203 (ix86_in_large_data_p, ix86_encode_section_info,
5204 x86_64_elf_unique_section,
5205 x86_64_elf_select_section): New functions.
5206 (TARGET_ENCODE_SECTION_INFO): Define
5207 (override_options): Enable medium model for PIC.
5208 (ix86_expand_prologue): Expand gen_set_got_rex64.
5209 (legitimate_constant_p): Handle new UNSPECs.
5210 (legitimate_pic_address_disp_p): Likewise.
5211 (legitimize_pic_address): Lower MEDIUM model addressing.
5212 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5213 (enum cmodel): Add MEDIUM_PIC.
5214 (SYMBOL_REF_FAR_ADDR_P): New macro.
5215 (SYMBOL_FLAG_FAR_ADDR): New flag.
5216 * i386.md (movdi): Support medium model.
5217 (set_got_rex64): New pattern.
5218 * i386.opt (mlarge-data-threshold): New flag.
5219 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5220 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5221 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5222 TARGET_ASM_UNIQUE_SECTION): New.
5224 * invoke.texi (-mlarge_data_threshold): Document
5226 2005-07-31 Jan Hubicka <jh@suse.cz>
5228 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5229 (coalesce_vars): Likewise.
5230 * tree-ssa-live.c (coalesce_cost): New.
5231 (build_tree_conflict_graph): Use coalesce_cost.
5232 * tree-ssa-live.h (coalesce_cost): Declare.
5234 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5236 * arm.md (all peepholes for post-increment operations): Delete.
5237 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5238 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5239 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5240 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5241 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5243 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5245 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5248 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5251 * doc/invoke.texi: Document -rdynamic.
5253 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5256 * c-parser.c (c_parser_parms_list_declarator): Call
5257 mark_forward_parm_decls.
5258 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5259 decls with visibility structure.
5261 2005-07-30 Paul Brook <paul@codesourcery.com>
5263 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5265 2005-07-30 Paul Brook <paul@codesourcery.com>
5267 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5269 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5271 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5273 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5276 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5277 nested function declarators.
5278 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5279 (grokparms): Call warn_if_shadowing for parameters used within the
5281 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5282 not used within the parameter list.
5283 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5285 2005-07-30 Jan Hubicka <jh@suse.cz>
5287 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5288 * i386.c (ix86_fixup_binary_operands): Likewise.
5289 (ix86_expand_unary_operator): Likewise.
5290 (ix86_expand_fp_absneg_operator): Likewise.
5291 * optabs.c (expand_vec_cond_expr): Validate dest.
5293 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5296 * real.c (real_from_string): Also set last bit if there is a
5297 nonzero hex digit beyond GCC's internal precision after ".".
5299 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5301 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5302 define_constants. Change duplicate values to unassigned numbers.
5303 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5304 (*altivec_vspltsf): New.
5305 (altivec_vperm_v4sf): Delete.
5306 (altivec_vperm_<mode>): Use mode macro V.
5307 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5308 (altivec_predicate_v4sf): Delete.
5309 (altivec_predicate_<mode>): Use mode macro V.
5310 (*altivec_lvesfx): New.
5311 (*altivec_stvesfx): New.
5312 (vec_realign_load_v4sf): Delete.
5313 (vec_realign_load_<mode>): Use mode macro V.
5314 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5317 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5320 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5322 * configure: Regenerated.
5324 2005-07-29 Paul Brook <paul@codesourcery.com>
5326 * doc/install.texi: Add link to GFortran binaries wiki page.
5328 2005-07-29 David Ung <davidu@mips.com>
5330 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5331 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5332 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5333 * config/mips/mips.md (cpu): Add 5kf name.
5334 (includes): Includes 5k.md.
5335 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5336 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5339 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5342 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5343 (cleanup_tree_cfg): ... here.
5344 Call cleanup_tree_cfg_1 until there are no more cleanups to
5347 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5349 * tree-vrp.c (compare_range_with_value): Return true or false
5350 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5351 EQ_EXPR respectively.
5353 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5355 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5358 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5360 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5361 (tree_ssa_dominator_optimize): Increment it.
5362 (dump_dominator_optimization_stats): Print it.
5364 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5365 Steven Bosscher <stevenb@suse.de>
5367 PR rtl-optimization/23117
5368 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5369 when head == tail. Tidy comment.
5371 2005-07-28 Richard Henderson <rth@redhat.com>
5373 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5374 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5375 * jump.c (rtx_renumbered_equal_p): Likewise.
5376 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5377 CONST_INT and CONST_DOUBLE.
5378 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5379 * reload.c (operands_match_p): Special case CONST_INT and
5380 CONST_DOUBLE; check mode earlier.
5382 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5385 * c-typeck.c (convert_for_assignment): Do not check
5386 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5388 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5391 * c-typeck.c (composite_type): Prefer constant size arrays to
5394 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5397 * real.c (real_from_string): Set last bit if there is a nonzero
5398 hex digit beyond GCC's internal precision.
5400 2005-07-28 Richard Henderson <rth@redhat.com>
5403 * cfgcleanup.c (try_forward_edges): Watch out for end of
5406 2005-07-28 James E Wilson <wilson@specifixinc.com>
5409 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5411 2005-07-28 Jan Hubicka <jh@suse.cz>
5413 * Makefile.in (rtl-profile.o): Kill all traces of it.
5414 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5415 * coverage.h (rtl_coverage_counter_ref): Kill.
5416 * opts.c (flag_speculative_prefetching_set): Kill.
5417 (flag_loop_optimize_set): New.
5418 (common_handle_option): Disable loop optimizer when profiling;
5419 do not handle speculative prefetching.
5420 * passes.c (init_optimization_passes): Replace pass_profiling combo
5421 by branch_prob pass.
5422 * profile.c (compute_value_histograms): Update for simplified value
5424 (rtl_register_profile_hooks): Kill.
5425 (pass_profiling): Kill.
5426 (rest_of_handle_branch_prob): Do not profile.
5427 * toplev.c (process_options): Remove speculative prefetching.
5428 * toplev.h (flag_tree_based_profiling): Kill.
5429 * tree-profile.c (prepare_instrumented_value,
5430 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5431 tree_gen_one_value_profiler, do_tree_profiling): Update for
5432 simplified datastructures.
5433 * value-prof.c: Add comment that speculative prefetching was dropped;
5434 update rest of file for simplified datastructures.
5435 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5436 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5437 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5438 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5439 rtl_mod_subtract, gen_speculative_prefetch,
5440 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5441 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5442 (gate_handle_value_profile_transformations,
5443 rest_of_handle_value_profile_transformations,
5444 pass_value_profile_transformations): Kill.
5445 * value-prof.h (histogram_value_t): Remove IL based unions.
5446 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5447 rtl_profile_hooks): Remove hooks.
5449 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5451 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5452 (cgraph_clone_node): Likewise.
5453 * cgraph.h (cgraph_clone_edge): Update prototype.
5454 (cgraph_clone_node): Likewise.
5455 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5457 (lookup_recursive_calls): Consider profile.
5458 (cgraph_decide_recursive_inlining): Fix updating; use new
5459 probability argument; use profile.
5460 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5461 * tree-inline.c (copy_bb): Update clal of clone_edge.
5462 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5464 * invoke.texi (min-inline-recursive-probability): Document.
5466 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5468 * doc/install.texi (Configuration): Update Valgrind homepage.
5470 2005-07-28 Richard Henderson <rth@redhat.com>
5473 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5474 labels we want to delete.
5475 (cfg_layout_merge_blocks): Likewise.
5477 2005-07-28 Richard Henderson <rth@redhat.com>
5480 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5481 when expanding to nothing.
5483 2005-07-28 Josh Conner <jconner@apple.com>
5485 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5486 (cgraph_decide_inlining_of_small_functions): Likewise.
5488 2005-07-28 Josh Conner <jconner@apple.com>
5490 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5491 direction of badness if negative.
5492 (cgraph_default_inline_p): Add reason to parameters, and assign it
5494 (cgraph_decide_inlining_of_small_functions): New parameter in call
5495 to cgraph_default_inline_p.
5496 (cgraph_decide_inlining_incrementally): Likewise.
5497 * cgraphunit.c (decide_is_function_needed): Likewise.
5498 * cgraph.h (cgraph_default_inline_p): Likewise.
5500 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5502 * builtins.c: Fix comment typo(s).
5503 * genautomata.c: Likewise.
5504 * gimplify.c: Likewise.
5505 * tree-dfa.c: Likewise.
5506 * tree-flow-inline.h: Likewise.
5507 * tree-into-ssa.c: Likewise.
5508 * tree-ssa-alias.c: Likewise.
5509 * tree-ssa-ccp.c: Likewise.
5510 * tree-ssa-copy.c: Likewise.
5511 * tree-ssa-dce.c: Likewise.
5512 * tree-ssa-dom.c: Likewise.
5513 * tree-ssa-operands.c: Likewise.
5514 * tree-tailcall.c: Likewise.
5515 * tree-vectorizer.c: Likewise.
5516 * tree-vrp.c: Likewise.
5519 2005-07-28 Jeff Law <law@redhat.com>
5521 * tree-vrp.c (test_for_singularity): Extracted from ...
5522 (simplify_cond_using_ranges): Attempt to simplify a relational
5523 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5525 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5527 PR tree-optimization/22506
5528 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5529 phis whose argument is constant.
5531 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5533 PR rtl-optimization/18992
5534 Back out this patch:
5535 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5536 PR optimization/12142
5537 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5538 uses of the register in the SET_SRC. Remove unnecessary argument.
5540 Replace it with this:
5541 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5542 if flag_non_call_exceptions is set and the insn may trap, pass
5543 pc_rtx as dest for recursion.
5544 In SET_SRC part of SET case, if dest is already set, pass it down
5547 2005-07-28 Jan Hubicka <jh@suse.cz>
5549 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5550 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5551 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5553 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5554 profile when available.
5556 2005-07-28 Jan Beulich <jbeulich@novell.com>
5558 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5559 (ia64_print_operand): Describe and handle 'X'.
5560 (ia64_register_move_cost): Also handle FP_REGS.
5561 (ia64_preferred_reload_class): Likewise.
5562 (ia64_secondary_reload_class): Likewise.
5563 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5564 it. Also check for ITANIUM_CLASS_FLDP.
5565 * config/ia64/ia64.h (FP_REGNO_P): New.
5566 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5567 (reg_class): Add FP_REGS.
5568 (REG_CLASS_NAMES): Adjust for it.
5569 (REG_CLASS_CONTENTS): Likewise.
5570 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5571 (REG_CLASS_FROM_LETTER): Handle 'x'.
5572 (CLASS_MAX_NREGS): Handle FP_REGS.
5573 (MEMORY_MOVE_COST): Likewise.
5574 * config/ia64/ia64.md (itanium_class): Add fldp.
5575 (type): Handle fldp.
5576 (movti_internal): More allowable operand combinations. Use ldfp8 when
5577 splitting unnecessary. Remove predicable attribute. Adjust
5578 itanium_class attribute.
5579 (smuldi3_highpart): Remove outdated comment.
5580 (mulditi3, umulditi3, rotlti3): New expanders.
5581 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5582 (absti2): Disabled new insn for future reference.
5583 Respective new splitters.
5584 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5585 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5586 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5588 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5590 PR rtl-optimization/23047
5591 * simplify-rtx.c (simplify_const_relational_operation): Respect
5592 flag_wrapv for comparisons with ABS.
5594 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5596 PR tree-optimization/22493
5597 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5598 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5600 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5602 * config/frv/frv.opt (moptimize-membar): New.
5604 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5606 * config/frv/frv.h: Remove machine_function definition.
5608 * config/frv/frv.c (struct frv_io): New.
5609 (struct machine_function): Moved from frv.h. Add has_membar_p.
5610 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5611 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5612 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5613 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5614 (frv_reorg): Call frv_optimize_membar when appropriate.
5615 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5616 (frv_expand_builtin): Adjust calls accordingly.
5617 (frv_io_address_cookie): New function.
5618 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5619 load or store rather than a special insn. Add ccnstant address and
5620 io-type operands to the membar.
5621 (frv_ifcvt_modify_tests): Unsign regno.
5622 (frv_ifcvt_modify_tests): Same.
5624 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5625 UNSPEC_OPTIONAL_MEMBAR constant.
5626 (builtin_read_<mode>): Delete.
5627 (builtin_write_<mode>): Delete.
5628 ("optional_membar_<mode>"): Add operand.
5630 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5631 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5632 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5633 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5634 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5635 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5636 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5637 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5638 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5640 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5642 * df.c (df_uses_record): Handle SCRATCH.
5644 2005-07-28 Steven Bosscher <stevenb@suse.de>
5647 * passes.c (rest_of_decl_compilation): If decl is a type and
5648 we have encountered errors, don't emit debug information.
5650 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5652 * params.def: Fixed comment.
5654 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5657 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5658 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5659 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5661 2005-07-27 Steven Bosscher <stevenb@suse.de>
5664 * varasm.c (assemble_start_function): Don't do anything that may
5665 require a CFG if the current function is a thunk.
5667 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5669 * doc/install.texi (Prerequisites): Mention that perl is needed
5670 to do export control in libstdc++ targetting Darwin.
5672 2005-07-27 Steven Bosscher <stevenb@suse.de>
5674 PR rtl-optimization/17808
5675 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5676 (sched_insns_conditions_mutex_p): Split out from...
5677 (add_dependence): ...here. But don't call it from here.
5678 (add_dependence_list): Check sched_insns_conditions_mutex_p
5679 before calling add_dependence.
5680 (add_dependence_list_and_free): Likewise.
5681 (fixup_sched_groups): Likewise.
5682 (sched_analyze_1): Likewise.
5683 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5684 (sched_analyze): Likewise.
5685 (sched_analyze_insn): Likewise.
5686 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5687 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5688 dependencies on all COND_EXEC insns to jumps ending basic blocks
5689 when doing intrablock scheduling.
5690 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5692 2005-07-27 Jeff Law <law@redhat.com>
5694 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5695 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5696 equivalency sets, correctly handle the case were vr0 has an
5697 equivalency set, but vr1 does not.
5699 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5701 PR tree-optimization/23073
5702 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5703 vect_print_dump_info before fprintf.
5705 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimize/22348
5708 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5709 Fold the partial computation.
5711 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5713 PR tree-optimization/22325
5714 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5716 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5718 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5719 (force_var_cost): ... this function.
5720 (compute_phi_arg_on_exit): Export.
5722 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5724 PR tree-optimization/20773
5725 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5728 2005-07-27 Richard Guenther <rguenther@suse.de>
5730 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5731 Avoid pushing again if current struct contains only
5732 fields we decomposed.
5734 2005-07-27 Jan Hubicka <jh@suse.cz>
5736 PR tree-optimization/22574
5737 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5740 * tree-tailcall.c (decrease_profile): New function.
5741 (eliminate_tail_call): Use it.
5743 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5744 visibility flags correctly in whole program mode.
5746 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5748 PR rtl-optimization/22472
5749 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5751 2005-07-26 Steven Bosscher <stevenb@suse.de>
5753 PR tree-optimization/22504
5754 * tree-complex.c (expand_complex_addition): Use 'code' instead
5755 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5757 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5759 * config.gcc (cpu_type): Add frv case.
5760 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5761 (supported_defaults): Add fr550 case.
5763 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5766 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5767 whether a pointer of type T * may point to objects of type T *.
5769 2005-07-26 DJ Delorie <dj@redhat.com>
5771 * configure: Regenerate.
5773 2005-07-26 Dale Johannesen <dalej@apple.com>
5775 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5777 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5779 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5780 Clarify use of "build" in name.
5782 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5784 * doc/extend.texi (Raw read/write Functions): New section.
5785 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5786 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5787 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5788 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5789 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5790 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5791 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5792 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5793 * config/frv/frv.c: Add bdesc_loads global.
5794 Add bdesc_stores global.
5795 (frv_init_builtins): Add support for __builtin_{read/write}*.
5796 (frv_volatile_memref): New.
5797 (frv_expand_load_builtin): New.
5798 (frv_expand_store_builtin): New.
5799 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5800 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5801 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5802 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5803 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5804 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5805 (builtin_read_<mode>): New.
5806 (builtin_write_<mode>): New.
5807 (builtin_write64): New.
5808 (optional_membar_<mode>): New.
5810 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5812 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5813 (rather than units) against HOST_BITS_PER_WIDE_INT.
5815 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5817 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5818 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5819 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5820 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5823 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5824 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5825 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5827 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5829 2005-07-26 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/22486
5832 * fold-const.c (fold_unary): Fold away useless component
5833 references of the form (T *)&T.x, if the address
5836 2005-07-25 James E Wilson <wilson@specifixinc.com>
5838 * dwarf2out.c (add_call_src_coords_attributes): New.
5839 (gen_inlined_subroutine_die): Call it.
5840 (maybe_emit_file, init_file_table): Add comments.
5841 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5843 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5844 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5845 * tree.h (BLOCK_SOURCE_LOCATION): New.
5846 (struct tree_block): New field locus.
5848 2005-07-26 Andreas Schwab <schwab@suse.de>
5850 PR rtl-optimization/23043
5851 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5852 when allocating a struct unoccr.
5854 2005-07-25 Richard Henderson <rth@redhat.com>
5857 * tree-complex.c (gate_no_optimization): True if errors.
5858 * Makefile.in (tree-complex.o): Update dependencies.
5860 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5862 * config/frv/predicates.md (integer_register_operand): Use
5865 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5868 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5870 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5872 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5874 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5875 types when flag_unsafe_math_optimizations is true.
5877 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5879 * gcc.c (option_map): Add --sysroot.
5880 (process_command): Handle --sysroot.
5881 (display_help): Document it.
5882 * doc/cppopts.tex (-isysroot): Document.
5883 * doc/invoke.texi (--sysroot): Document.
5884 * doc/install.texi (--with-build-sysroot): Document.
5886 * Makefile.in (inhibit_libc): New variable.
5887 (INHIBIT_LIBC_CFLAGS): Likewise.
5888 (LIBGCC2_CFLAGS): Include
5889 $(INHIBIT_LIBC_CFLAGS).
5890 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5891 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5892 ($(T)crtend.o): Likewise.
5893 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5894 ($(T)crtendS.o): Likewise.
5895 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5896 ($(T)crtendT.o): Likewise.
5897 (stmp-fixinc): Do not complain about missing headers if
5899 * configure.ac (inhibit_libc): Set it to true/false.
5900 (--with-build-sysroot): New option. Use it to set
5902 * configure: Regenerated.
5904 2005-07-25 Manfred Hollstein <mh@suse.com>
5906 * calls.c (store_one_arg): Fix unsigned comparison warning.
5908 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5911 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5912 (ggc_print_statistics): Initialize variable before use.
5914 2005-07-25 Richard Guenther <rguenther@suse.de>
5916 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5917 calling with a PHI_NODE argument.
5919 * tree-flow-inline.h (overlap_subvar): Protect against
5922 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5924 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5925 * configure: Regenerate.
5927 2005-07-25 Ira Rosen <irar@il.ibm.com>
5929 * expr.c (highest_pow2_factor): Make extern.
5930 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5931 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5932 record_array_differ_p, array_ptr_differ_p): Likewise.
5933 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5934 additional cases. Call the above functions.
5935 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5936 base_object_differ_p when there are two base objects. Otherwise, compare
5937 base address and offset. Call may_alias_p.
5938 (dump_data_reference): Use a correct field name.
5939 (analyze_array): Make static. Initialize new data-ref fields.
5940 (analyze_indirect_ref): New function.
5941 (init_data_ref): Initialize new data-ref fields.
5942 (strip_conversion): Moved from tree-vect-analyze.c.
5943 (analyze_offset_expr, get_ptr_offset, address_analysis,
5944 object_analysis): Likewise.
5945 (analyze_offset): New function.
5946 (create_data_ref): Likewise.
5947 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5948 dimensions for ARRAY_REFs only.
5949 (build_classic_dist_vector): Make static.
5950 (access_functions_are_affine_or_constant_p): Call macro to get the
5951 address of access functions.
5952 (compute_all_dependences): Add new parameter
5953 compute_self_and_read_read_dependences. Compute self and read-read
5954 dependences if it is true.
5955 (find_data_references_in_loop): Call create_data_ref. Initialize new
5957 (compute_data_dependences_for_loop): Add new parameter
5958 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5959 compute nb_loops. Call compute_all_dependences,
5960 build_classic_dist_vector and build_classic_dir_vector with correct
5962 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5963 with correct parameters. Compare dimensions for ARRAY_REFs only.
5964 (free_data_refs): Call macro to free access functions.
5965 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5966 fields from stmt_vinfo.
5967 (struct base_object_info): New structure.
5968 (struct data_reference): Move fields to base_object_info. Add fields
5969 first_location and object_info for above structures. Move fields from
5970 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5971 aligned_to. Add macros to access the new fields.
5972 Update functions declarations.
5973 * tree-flow.h (is_aliased_with): Declare.
5974 * tree-loop-linear.c (linear_transform_loops): Call
5975 compute_data_dependences_for_loop with correct parameters.
5976 * tree-ssa-alias.c (is_aliased_with): New function.
5977 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5978 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5979 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5980 vect_base_addr_differ_p, compute_subscript_distance and
5981 build_classic_dist_vector. Add printings. Check absolute value of
5983 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5985 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5986 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5987 to bytes. Add printing.
5988 (vect_compute_data_refs_alignment): Go through loads and stores in one
5990 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5991 vect_analyze_data_ref_access): Likewise.
5992 (vect_analyze_pointer_ref_access): Remove.
5993 (vect_address_analysis, vect_object_analysis): Likewise.
5994 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5995 and analyze data-refs in the loop.
5996 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5997 fields of data-ref instead of stmt. Add init to the offset from the
5999 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6000 (vect_update_init_of_dr): Likewise.
6001 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6002 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6004 (new_loop_vec_info): Initialize new fields.
6005 (destroy_loop_vec_info): Free new fields.
6006 (vect_strip_conversion): Remove.
6007 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6008 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6009 datarefs. Add new field ddrs.
6010 Add macros for the new fields access.
6011 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6012 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6013 Remove their macros.
6014 * tree.h (highest_pow2_factor): Declare.
6016 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6018 * calls.c (store_one_arg): Check for sibling call MEM arguments
6019 from already clobbered incoming argument area.
6021 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6023 * c-common.c (check_missing_format_attribute): New.
6024 * c-common.h (check_missing_format_attribute): Likewise.
6025 * c-typeck.c (convert_for_assignment): Use it.
6027 2005-07-24 Andreas Schwab <schwab@suse.de>
6029 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6030 register use a word move. Correct operand of ext.w in 68000 code.
6032 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6034 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6035 variables as declarations, rather than definitions.
6037 2005-07-24 Ira Rosen <irar@il.ibm.com>
6039 PR tree-optimization/22526
6040 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6043 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6045 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6046 that C99 reserve for future use. Use it to define clog10,
6047 clog10f and clog10l.
6049 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6051 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6052 * configure.ac: Check for -Wmissing-format-attribute.
6054 * configure: Regenerate.
6056 2005-07-23 Richard Henderson <rth@redhat.com>
6058 PR tree-optimization/22623
6059 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6061 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6064 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6066 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6068 * Makefile.in (C_TREE_H): Update dependencies.
6069 * c-tree.h: Include toplev.h.
6070 * diagnostic.h (diagnostic_set_info): Add format attribute.
6071 * rtl-error.c (diagnostic_for_asm): Likewise.
6073 2005-07-23 Chao-ying Fu <fu@mips.com>
6075 * config/mips/mips-dsp.md: New file.
6076 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6077 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6079 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6080 MIPS_BUILTIN_BPOSGE32.
6081 (mips_expand_builtin_direct): Add one parameter to indicate that
6082 builtin functions need to return a value.
6083 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6085 (mips_regno_to_class): Add classes for 12 new DSP registers.
6086 (mips_subword): Change to check four HI registers.
6087 (mips_output_move): Output move to and from 6 new DSP accumulators.
6088 (override_options): Make sure -mdsp and -mips16 are not used together.
6089 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6091 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6093 (print_operand): Add 'q' for printing DSP accumulators.
6094 (mips_cannot_change_mode_class): Check ACC_REGS.
6095 (mips_secondary_reload_class): Check ACC_REGS.
6096 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6097 (mips_register_move_cost): Check ACC_REGS.
6098 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6099 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6100 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6101 (dsp_bdesc): New array.
6102 (bdesc_arrays): Add DSP builtin function table.
6103 (mips_prepare_builtin_arg): Check predicate again after
6105 (mips_expand_builtin): Add one more parameter to
6106 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6107 MIPS_BUILTIN_BPOSGE32.
6108 (mips_init_builtins): Initialize new function types.
6109 (mips_expand_builtin_direct): Check if builtin functions need to
6110 return a value and pass operands properly.
6111 (mips_expand_builtin_bposge): New function.
6112 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6113 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6114 (FIRST_PSEUDO_REGISTER): Increase to 188.
6115 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6116 Update for 12 new DSP registers.
6117 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6118 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6119 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6120 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6121 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6122 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6123 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6124 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6125 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6126 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6127 (REGISTER_NAMES): Add names for 12 new DSP registers.
6128 * config/mips/mips.md: Include mips-dsp.md.
6129 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6130 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6131 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6132 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6133 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6134 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6135 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6136 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6137 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6138 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6139 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6140 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6141 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6142 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6143 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6144 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6145 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6146 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6147 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6148 (UNSPEC_RDDSP): New constants.
6149 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6150 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6152 * config/mips/mips.opt (-mdsp): New option.
6153 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6154 (reg_imm10_operand): New predicates.
6155 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6156 * doc/invoke.texi (-mdsp): Document new option.
6158 2005-07-22 DJ Delorie <dj@redhat.com>
6160 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6162 * tree-inline.c (inlinable_function_p): Likewise.
6164 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6167 * toplev.c (check_global_declarations): Do not mark undefined
6168 variables as DECL_IGNORED_P.
6169 * varasm.c (first_global_object_name): GTY it.
6170 (weak_global_object_name): Likewise.
6171 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6172 a string to go into {weak,first}_global_object_name.
6174 2005-07-22 DJ Delorie <dj@redhat.com>
6176 * c-format.c (check_function_format): Change warning control
6177 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6179 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6181 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6182 &PTR->FLD a dereference of PTR.
6183 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6184 a potential dereference of PTR.
6186 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6188 PR rtl-optimization/20370
6189 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6190 call allocate_reg_info if necessary.
6192 PR rtl-optimization/21848
6193 * calls.c (emit_library_call_value_1): For const functions, add
6194 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6196 PR rtl-optimization/22445
6197 * cselib.c (target.h): Include.
6198 (rtx_equal_for_cselib_p): Allow commutative matches.
6199 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6200 Remove MODE parameter. Changed all callers.
6202 PR rtl-optimization/22258
6203 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6205 (try_combine): Use likely_spilled_retval_p.
6207 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6209 * config.gcc: Add crx-elf support.
6211 * doc/contrib.texi: Mention crx.
6212 * doc/extend.texi: Document crx extensions.
6213 * doc/install.texi: Document crx install.
6214 * doc/invoke.texi: Document crx options.
6215 * doc/md.texi: Document crx constraints.
6217 * config/crx/crx-protos.h: New file.
6218 * config/crx/crx.c: New file.
6219 * config/crx/crx.h: New file.
6220 * config/crx/crx.md: New file.
6221 * config/crx/crx.opt: New file.
6222 * config/crx/t-crx: New file.
6224 2005-07-22 Manfred Hollstein <mh@suse.com>
6226 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6228 (int_add_graph_edge): Likewise.
6229 (collapse_nodes): Likewise.
6230 (process_unification_queue): Likewise.
6232 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6233 Laurent GUERBY <laurent@guerby.net>
6235 PR tree-optimization/22336
6236 * function.c (record_block_change): Check for
6237 cfun->ib_boundaries_block.
6239 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6241 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6242 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6244 2005-07-21 DJ Delorie <dj@redhat.com>
6246 * toplev.c (warn_deprecated_use): Add warning control to warning
6248 * c-typeck.c (parser_build_binary_op): Likewise.
6249 (c_finish_if_stmt): Likewise.
6250 * c-common.c (check_function_sentinel): Likewise.
6251 (check_nonnull_arg): Likewise.
6253 2005-07-21 Richard Henderson <rth@redhat.com>
6256 * tree-complex.c (complex_ssa_name_components): New.
6257 (cvc_lookup): Allow entry not found.
6258 (create_components): Remove.
6259 (create_one_component_var, get_component_var): New.
6260 (get_component_ssa_name, set_component_ssa_name): New.
6261 (extract_component): Use get_component_ssa_name.
6262 (update_complex_components): Use set_component_ssa_name.
6263 (update_complex_components_on_edge): Likewise.
6264 (update_phi_components): Create new PHI nodes directly, instead
6265 of adding insns to edges.
6266 (tree_lower_complex): Allocate and free complex_variable_components
6267 and complex_ssa_name_components here.
6269 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6271 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6272 revert to returning false.
6274 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6277 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6279 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6282 * config/i386/i386.md (cmpxf): Change operand constraints
6283 to "nonmemory_operand".
6285 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6287 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6289 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6292 * fold-const.c (fold_build1): Add checksum for the operands.
6293 (fold_build2): Likewise.
6294 (fold_build3): Likewise.
6296 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6299 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6301 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6303 * common.opt (-fforward-propagate): Committed by mistake,
6306 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6308 * reg-stack.c: Fix comment typo(s).
6309 * tree-ssa-operands.c: Likewise.
6310 * tree-vectorizer: Likewise.
6312 2005-07-21 Nick Clifton <nickc@redhat.com>
6314 * config/sh/symbian.c: Replace C++ style line comments with C
6315 style line comments.
6316 (symbian_add_attribute): Do not use a ? operator on the LHS of
6318 (sh_symbian_handle_dll_attribute): Change the type of the
6319 method vector to "VEC(tree,gc)*" and use vector accessor
6320 macros to walk over the elements.
6321 (symbian_export_vtable_and_rtti_p): Likewise.
6322 (symbian_class_needs_attribute_p): Likewise.
6324 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6327 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6328 initialize targetm.resolve_overloaded_builtin here.
6329 (altivec_expand_overloaded_builtin): Make it non-static.
6330 * config/rs6000/rs6000-protos.h
6331 (altivec_expand_overloaded_builtin): New prototype.
6332 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6333 targetm.resolve_overloaded_builtin here.
6334 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6336 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6337 Zdenek Dvorak <dvorakz@suse.cz>
6339 PR tree-optimization/19210
6340 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6342 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6343 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6344 rely on unproven assumptions.
6345 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6346 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6347 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6348 to number_of_iterations_exit.
6349 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6350 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6351 * tree-ssa-loop-niter.c (find_loop_niter,
6352 estimate_numbers_of_iterations_loop): Likewise.
6353 (number_of_iterations_exit): Honor the new options.
6354 * doc/invoke.texi (Wunsafe-loop-optimizations,
6355 funsafe-loop-optimizations): Document them.
6357 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6359 PR rtl-optimization/22167
6360 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6362 2005-07-20 Adam Nemet <anemet@lnxw.com>
6364 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6365 __do_global_dtors_aux longcall.
6367 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6369 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6370 (old_special_pred_table): Don't reference
6371 SPECIAL_MODE_PREDICATES.
6372 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6373 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6374 * config/sh/predicates.h: Don't mention
6375 SPECIAL_MODE_PREDICATES.
6376 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6379 2005-07-20 DJ Delorie <dj@redhat.com>
6381 * config.gcc: Add m32c-elf support.
6383 * doc/contrib.texi: Mention m32c.
6384 * doc/extend.texi: Document m32c extensions.
6385 * doc/install.texi: Mention m32c.
6386 * doc/invoke.texi: Document m32c options.
6387 * doc/md.texi: Document m32c constraints.
6389 * config/m32c/addsub.md: New file.
6390 * config/m32c/bitops.md: New file.
6391 * config/m32c/cond.md: New file.
6392 * config/m32c/jump.md: New file.
6393 * config/m32c/m32c-lib1.S: New file.
6394 * config/m32c/m32c-lib2.c: New file.
6395 * config/m32c/m32c-modes.def: New file.
6396 * config/m32c/m32c-pragma.c: New file.
6397 * config/m32c/m32c-protos.h: New file.
6398 * config/m32c/m32c.abi: New file.
6399 * config/m32c/m32c.c: New file.
6400 * config/m32c/m32c.h: New file.
6401 * config/m32c/m32c.md: New file.
6402 * config/m32c/m32c.opt: New file.
6403 * config/m32c/minmax.md: New file.
6404 * config/m32c/mov.md: New file.
6405 * config/m32c/muldiv.md: New file.
6406 * config/m32c/predicates.md: New file.
6407 * config/m32c/prologue.md: New file.
6408 * config/m32c/shift.md: New file.
6409 * config/m32c/t-m32c: New file.
6411 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6413 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6414 (stack_protect_set, stack_protect_test): New expanders.
6415 (stack_protect_set_si, stack_protect_set_si_media,
6416 stack_protect_set_di_media, stack_protect_test_si,
6417 stack_protect_test_si_media, stack_protect_test_di_media):
6420 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6422 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6424 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6426 * tree.h (tree_expr_nonzero_p): Export.
6427 * fold-const.c (tree_expr_nonzero_p): Likewise.
6428 Return true for CALL_EXPRs that are alloca calls.
6429 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6431 * tree-flow.h (expr_computes_nonzero): Remove.
6432 * tree-vrp.c (expr_computes_nonzero): Remove.
6433 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6434 (extract_range_from_unary_expr): Likewise.
6435 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6436 tree_expr_nonzero_p.
6438 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6440 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6441 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6442 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6443 All callers changed.
6444 (frame_related_constant_load): New arg "related" which controls
6445 setting of RTX_FRAME_RELATED_P. All callers changed.
6446 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6447 (bfin_expand_prologue): Add stack limit checking.
6448 * config/bfin/bfin.md (trapifcc): New pattern.
6450 * config/bfin/bfin.c: Include "langhooks.h".
6451 (def_builtin): Go through lang_hooks to call builtin_function.
6453 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6454 * config/bfin/predicates.md (symbol_ref_operand): New.
6455 (call_insn_operand): Delete. All callers changed to use
6456 register_no_elim_operand.
6457 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6459 (function_arg): Use it to generate the call's operand 2.
6460 (bfin_longcall_p): New function.
6461 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6462 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6463 determine if the address needs to be in a REG.
6464 (bfin_handle_longcall_attribute): New function.
6465 (bfin_attribute_table): Add "longcall" and "shortcall".
6466 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6467 (CUMULATIVE_ARGS): New member call_cookie.
6468 (PREDICATE_CODES): Add symbol_ref_operand.
6469 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6470 extra USE to the pattern.
6471 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6472 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6473 sibcall_value_insn; now the new patterns handle direct calls and the
6474 old ones indirect calls.
6475 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6477 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6479 * doc/trouble.texi: Update section on handling of empty loops.
6481 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6483 * config.gcc: Remove support for sparc-*-openbsd*,
6484 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6486 * config.host: Remove support for i860-*-sysv4* as a host.
6487 * config/i860/*, config/ip2k/*, config/ns32k/*,
6488 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6489 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6490 mention obsolete ports.
6492 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6494 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6496 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6497 of frame_pointer_rtx.
6498 (sh_expand_epilogue): Likewise.
6499 (sh_set_return_address): Likewise.
6500 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6501 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6502 offsets from FRAME_POINTER_REGNUM.
6503 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6504 (sh_register_names): Add initializer for sfp.
6505 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6506 (VALID_REGISTER_P): Likewise.
6507 (FIRST_PSEUDO_REGISTER): Update.
6508 (DWARF_FRAME_REGISTERS): Define.
6509 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6510 (HARD_FRAME_POINTER_REGNUM): Define.
6511 (FRAME_POINTER_REGNUM): Redefine.
6512 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6513 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6514 from FRAME_POINTER_REGNUM.
6515 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6516 FRAME_POINTER_REGNUM.
6517 (REG_CLASS_CONTENTS): Add sfp.
6518 (REG_ALLOC_ORDER): Likewise.
6519 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6520 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6521 of frame_pointer_rtx.
6522 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6524 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6526 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6527 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6528 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6530 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6533 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6535 Make CONSTRUCTOR use VEC to store initializers.
6536 * c-common.c (complete_array_type): Update to cope with VEC in
6538 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6539 (pp_c_constructor_elts): New function.
6540 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6541 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6542 struct constructor_stack, struct initializer_stack,
6543 constructor_elements, push_init_level, pop_init_level,
6544 add_pending_init, find_init_member, output_init_element): Update to
6545 cope with VEC in CONSTRUCTOR_ELTS.
6546 * coverage.c (build_fn_info_value, build_ctr_info_value,
6547 build_gcov_info): Likewise.
6548 * expr.c (categorize_ctor_elements_1, store_constructor,
6549 expand_expr_real_1): Likewise.
6550 * fold-const.c (fold_ternary): Likewise.
6551 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6552 gimplify_init_constructor, gimplify_expr): Likewise.
6553 * tree-dump.c (dequeue_and_dump): Likewise.
6554 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6556 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6558 * tree-sra.c (generate_element_init_1): Likewise.
6559 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6560 * tree-ssa-operands.c (get_expr_operands): Likewise.
6561 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6562 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6563 (get_initial_def_for_reduction): Likewise.
6564 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6565 value handle in annotations.
6566 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6567 tree_node_structure): Add support for constr_kind.
6568 (build_vector_from_ctor, build_constructor_single,
6569 build_constructor_from_list): New functions.
6570 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6571 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6572 Update to cope with VEC in CONSTRUCTOR_ELTS.
6573 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6574 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6575 CONSTRUCTOR_APPEND_ELT): New macros.
6576 (struct constructor_elt, struct tree_constructor): New data types.
6577 (union tree_node): Add tree_constructor field.
6578 * treestruct.def: Define TS_CONSTRUCTOR.
6579 * varasm.c (const_hash_1, compare_constant, copy_constant,
6580 compute_reloc_for_constant, output_addressed_constants,
6581 initializer_constant_valid_p, output_constant,
6582 array_size_for_constructor, output_constructor): Update to cope with
6583 VEC in CONSTRUCTOR_ELTS.
6584 * vec.h (VEC_empty, VEC_copy): New macros.
6586 2005-07-19 Devang Patel <dpatel@apple.com>
6588 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6590 2005-07-19 Richard Henderson <rth@redhat.com>
6593 * gimplify.c (gimplify_expr): Use main variant type for the temp
6594 destination for a discarded volatile read.
6595 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6596 casts between non-void types that change volatility.
6598 2005-07-15 DJ Delorie <dj@redhat.com>
6600 * toplev.h: Add comment about the first parameter for warning().
6601 * errors.h: Likewise.
6603 * c.opt (Wpragmas): New.
6604 * doc/invoke.texi: Document it.
6606 * function.c (do_warn_unused_parameter): Add warning control to
6608 * c-decl.c (warn_if_shadowing): Likewise.
6609 * c-lex.c (cb_def_pragma): Likewise.
6610 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6611 (pop_alignment): Likewise.
6612 (handle_pragma_pack): Likewise.
6613 (apply_pragma_weak): Likewise.
6614 (handle_pragma_weak): Likewise.
6615 (handle_pragma_redefine_extname): Likewise.
6616 (add_to_renaming_pragma_list): Likewise.
6617 (handle_pragma_extern_prefix): Likewise.
6618 (maybe_apply_renaming_pragma): Likewise.
6619 (handle_pragma_visibility): Likewise.
6621 * config/c4x/c4x-c.c (BAD): Likewise.
6622 (c4x_parse_pragma): Likewise.
6623 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6624 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6625 (rs6000_pragma_longcall): Likewise.
6626 * config/v850/v850-c.c (pop_data_area): Likewise.
6627 (ghs_pragma_section): Likewise.
6628 (ghs_pragma_section): Likewise.
6629 (ghs_pragma_interrupt): Likewise.
6630 (ghs_pragma_starttda): Likewise.
6631 (ghs_pragma_startsda): Likewise.
6632 (ghs_pragma_startzda): Likewise.
6633 (ghs_pragma_endtda): Likewise.
6634 (ghs_pragma_endsda): Likewise.
6635 (ghs_pragma_endzda): Likewise.
6637 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6638 Kenneth Zadeck <zadeck@naturalbridge.com>
6640 * Makefile.in: Removed tree-promote-statics.c
6641 * tree-promote-statics.c: Removed.
6642 * common.opt: Removed flag-promote-statics.
6644 * passes.c: Removed tree-promote-statics pass.
6645 * tree-pass.h: Ditto.
6646 * timevar.def: Removed TV_PROMOTE_STATICS.
6649 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6651 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6653 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6655 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6658 * c-common.c (check_function_arguments): Call
6659 'check_function_format' if either -Wformat or
6660 -Wmissing-format-attribute are specified.
6661 * c-format.c (check_function_format): Check -Wformat before
6662 calling 'check_format_info'.
6663 * c-opts.c (c_common_post_options): Don't warn for
6664 -Wmissing-format-attribute without -Wformat.
6665 * c-typeck.c (convert_for_assignment): Detect additional cases for
6666 -Wmissing-format-attribute.
6667 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6670 2005-07-19 Richard Guenther <rguenther@suse.de>
6672 * config/i386/i386.md (lrint<mode>2): Use temporary
6673 instead of clobbering non-existent memory.
6675 2005-07-19 Nick Clifton <nickc@redhat.com>
6677 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6678 statement to avoid displaying ASCII control characters.
6680 2005-07-19 Ben Elliston <bje@au.ibm.com>
6682 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6683 * cfganal.c (find_edge_index): Ditto.
6684 * combine.c (combine_instructions): Ditto.
6685 * ddg.c (create_scc): Ditto.
6686 (find_successors): Ditto.
6687 (find_predecessors): Ditto.
6688 (find_nodes_on_paths): Ditto.
6689 (longest_simple_path): Ditto.
6690 * flow.c (update_life_info): Ditto.
6691 (count_or_remove_death_notes): Ditto.
6692 (clear_log_links): Ditto.
6693 * modulo-sched.c (generate_reg_moves): Ditto.
6694 (find_max_asap): Ditto.
6695 (find_max_hv_min_mob): Ditto.
6696 (find_max_dv_min_mob): Ditto.
6697 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6698 * sched-rgn.c (extract_edgelst): Ditto.
6699 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6700 (dump_update_ssa): Ditto.
6701 (ssa_names_to_replace) Ditto.
6702 (switch_virtuals_to_full_rewrite): Ditto.
6703 (update_ssa): Ditto.
6704 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6706 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6708 Fix PR tree-optimization/22483
6710 * tree-complex.c (create_components): Use
6711 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6712 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6713 * tree-flow.h (safe_referenced_var_iterator): New structure.
6714 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6715 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6716 safe_referenced_var iterator.
6717 (add_type_alias): Ditto.
6719 2005-07-19 Steven Bosscher <stevenb@suse.de>
6721 * loop-init.c (rest_of_handle_loop2): Remove.
6722 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6723 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6724 (pass_rtl_loop_init, pass_rtl_loop_done,
6725 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6726 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6727 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6728 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6729 pass_tree_loop_done, and pass_tree_unswitch.
6730 (gate_loop): Rename to gate_tree_loop.
6731 * passes.c (init_optimization_passes): Update for renamed tree
6732 loop passes. Add the new loop2 passes as subpasses of loop2.
6733 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6734 Update for the renamed tree loop passes.
6736 2005-07-18 Ian Lance Taylor <ian@airs.com>
6739 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6740 blocks when optimizing.
6742 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6744 * common.opt (frename-registers): Initialize to 2.
6746 (fgcse-after-reload): Ditto.
6747 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6748 (process_options): Only change flag_web, flag_rename_registers,
6749 and flag_rerun_cse_after_loop if not explicitly set by user.
6751 2005-07-18 Jan Beulich <jbeulich@novell.com>
6753 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6754 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6755 in 64-bit mode the same as DImode in 32-bit mode.
6756 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6757 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6758 mode. Add new mode parameter.
6759 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6760 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6761 x86_64_shift_adj): New expanders.
6762 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6763 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6765 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6766 DImode shift splitters.
6767 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6768 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6771 2005-07-18 Jan Beulich <jbeulich@novell.com>
6773 * i386.md (movdi_extzv_1): New.
6774 (zero_extendhidi2): Combine alternatives and never force use of
6776 (zero_extendqidi2): Likewise. Don't restrict input selection.
6778 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6780 Fix PR tree-optimization/22531
6781 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6784 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6786 * tree-promote-statics.c (pass_promote_statics): Change dump file
6789 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6791 * tree-optimize.c (init_tree_optimization_passes): Add
6792 pass_eliminate_useless_stores pass.
6793 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6794 * tree-ssa-pre.c (is_copy_stmt): New function.
6795 (follow_copies_till_vuse): Ditto.
6796 (do_eustores): Ditto.
6797 (gate_eustores): Ditto.
6799 2005-07-16 Richard Henderson <rth@redhat.com>
6801 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6803 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6804 Kenneth Zadeck <zadeck@naturalbridge.com>
6806 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6807 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6808 ipa-type-escape.h, tree-promote-statics.c
6809 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6810 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6811 tree-promote-statics.c: new files.
6812 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6813 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6814 int nonlocal_set_p, mark_constant_function): Deleted.
6815 (rest_of_handle_cfg): Removed call to mark_constant_function.
6816 (nonoverlapping_component_refs_p): Added calls to support
6817 type based aliasing.
6818 * tree-ssa-alias.c (may_alias_p,
6819 compute_flow_insensitive_aliasing): Ditto.
6820 * calls.c (flags_from_decl_or_type): Removed reference to
6822 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6823 too many arguments. This is necessary for Spec 2000.
6824 * cgraph.h (const_function, pure_function): Removed.
6825 * common.opt: Added "fipa-pure-const", "fipa-reference",
6826 "fipa-type-escape", and "ftree-promote-static".
6828 * passes.c: Added ipa and tree-promote-statics passes.
6829 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6830 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6831 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6832 * tree-flow.h: Added exposed sra calls and addition of
6833 reference_vars_info field for FUNCTION_DECLS.
6834 * tree-pass.h: Added passes.
6835 * tree-sra.c: (sra_init_cache): New function.
6836 (sra_insert_before, sra_insert_after) Made public.
6837 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6839 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6840 aliasing. (may_alias_p): Added code to use type escape analysis to
6842 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6843 code to prune clobbers of static variables based on information
6844 produced in ipa-reference pass. Changed call clobbering so that
6845 statics are not marked as clobbered if the call does not clobber
6848 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6850 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6853 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6855 * doc/install.texi (*-*-solaris2*): Document recommended version
6856 of GNU binutils and mention GNU linker problem on Solaris 10.
6858 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6861 * c-decl.c (c_build_bitfield_integer_type): New function.
6862 (finish_struct): Call it.
6863 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6865 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6867 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6870 2005-07-16 Jan Hubicka <jh@suse.cz>
6872 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6873 (scale_bbs_frequencies_int): Watch roundoff errors.
6874 * predict.c (return_prediction): Initialize return_stmt.
6876 2005-07-16 Jan Hubicka <jh@suse.cz>
6878 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6879 after RTL profiling.
6881 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6884 * fold-const.c (build_range_check): Convert high/low to etype
6885 if we are only comparing against exp.
6887 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6889 Fix PR tree-optimization/22376
6890 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6892 (need_to_solve): New function.
6893 (compute_points_to_sets): Use it.
6895 2005-07-15 Jan Hubicka <jh@suse.cz>
6897 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6898 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6900 2005-07-15 Richard Guenther <rguenther@suse.de>
6902 * c-common.c (handle_flatten_attribute): New function.
6903 Add flatten function attribute.
6904 * doc/extend.texi: Document flatten function attribute.
6905 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6906 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6908 (cgraph_decide_inlining): Handle functions with flatten
6911 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6913 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6914 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6915 UNSPEC_XCHG, UNSPEC_AND): New.
6916 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6917 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6918 * config/rs6000/sync.md (FETCHOP): New code macro.
6919 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6921 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6922 (sync_compare_and_swap<mode>): Same.
6923 (sync_lock_test_and_set<mode>): Same.
6924 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6925 for QImode and HImode, and not PPC405.
6926 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6927 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6928 (sync_<fetchop>{si,di}_internal): New.
6929 (sync_nand{si,di}_internal): New.
6930 (sync_old_<fetchop>{si,di}_internal): New.
6931 (sync_old_nand{si,di}_internal): New
6932 (sync_new_<fetchop>{si,di}_internal): New.
6933 (sync_new_nand{si,di}_internal): New.
6934 (atomic_and{si,di}): New.
6935 (sync_new_nand{si,di}_internal): New.
6936 (atomic_and{si,di}): New.
6937 (sync_add<mode>_internal): Delete.
6938 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6939 (sync_sub<mode>_internal): Delte.
6940 (sync_subshort_internal): New.
6941 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6942 (sync_anddi_internal): Delete.
6943 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6944 (sync_booldi_internal): Delete.
6945 (sync_boolc<mode>_internal): Delete.
6946 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6947 (sync_boolc<mode>_internal2): Delete.
6948 (sync_boolcc<mode>_internal): Delete.
6949 (isync, lwsync): Use unspec instead of unspec_volatile.
6950 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6951 Revert UNSPEC_VOLATILE.
6952 (rs6000_split_atomic_op): New.
6953 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6955 2005-07-14 Eric Christopher <echristo@redhat.com>
6957 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6958 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6960 2005-07-14 Eric Christopher <echristo@redhat.com>
6962 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6964 2005-07-14 Steven Bosscher <stevenb@suse.de>
6966 PR tree-optimization/22230
6967 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6968 the computation of the four cross productions for "range op range".
6970 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6971 Ulrich Weigand <uweigand@de.ibm.com>
6974 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6977 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6979 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6981 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6983 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6985 2005-07-14 Richard Guenther <rguenther@suse.de>
6988 * config/i386/i386-protos.h (ix86_function_value): Change
6989 prototype to match new target hook.
6990 * config/i386/i386.c (ix86_value_regno): Change prototype
6991 to take extra type argument.
6992 (TARGET_FUNCTION_VALUE): Define.
6993 (ix86_function_ok_for_sibcall): Pass extra argument to
6994 ix86_value_regno, check return slot rtx for exact match.
6995 (ix86_function_value): Take extra parameter. Dispatch to
6996 ix86_value_regno with fndecl/fntype as provided.
6997 (ix86_value_regno): Handle extra type argument.
6998 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7000 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7001 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7002 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7003 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7004 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7006 2005-07-14 Richard Guenther <rguenther@suse.de>
7008 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7009 * calls.c (expand_call): Pass fntype to hard_function_value.
7010 (emit_library_call_value_1): Likewise.
7011 * explow.c: Include target.h.
7012 (hard_function_value): Take extra argument, the fntype.
7013 Use new target hook for function_value.
7014 * expr.h (hard_function_value): Change prototype.
7015 * function.c (aggregate_value_p): Pass 0 as fntype to
7016 hard_function_value.
7017 (assign_parms): Use new target hook for function_value.
7018 Pass 0 as fntype to hard_function_value.
7019 (expand_function_end): Likewise.
7020 * reg-stack.c: Include target.h.
7021 (stack_result): Use new target hook for function_value.
7022 * target-def.h: New target hook function_value.
7023 * target.h: Likewise.
7024 * targhooks.c (default_function_value): New function.
7025 * targhooks.h (default_function_value): Declare.
7027 2005-07-13 Ian Lance Taylor <ian@airs.com>
7029 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7031 2005-07-14 Jan Hubicka <jh@suse.cz>
7033 * tree-dfa.c (dump_variable): Use default_def function.
7034 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7035 * tree-ssa.c (verify_use): Likewise.
7036 * tree-ssanames.c (release_ssa_name): Likewise.
7037 * tree-tailcall.c (eliminate_tail_call): Likewise.
7038 (tree_optimize_tail_calls_1): Likewise.
7039 * tree-vrp.c (get_value_range): Likewise.
7041 2005-07-14 Ben Elliston <bje@au.ibm.com>
7043 * gcc.c (main): Compare language[0] with '*' when iterating over
7046 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7048 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7049 "s390_emit_compare". Add handling of CCZ1mode.
7050 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7051 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7053 (s390_branch_condition_mask): Add CCZ1mode handling.
7054 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7055 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7056 Use CCZ1mode instead of CCZmode.
7057 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7059 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7061 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7063 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7065 2005-07-13 Eric Christopher <echristo@redhat.com>
7067 * config/mips/mips.c (mips_canonicalize_comparison): New.
7068 (mips_emit_int_relational): Use.
7070 2005-07-13 Eric Christopher <echristo@redhat.com>
7072 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7074 * config/s390/s390.md: Include tpf.md. Move tpf specific
7076 * config/s390/tpf.md: To here.
7077 * config/s390/s390.opt: Move tpf specific options...
7078 * config/s390/tpf.opt: to here. Add mmain option.
7079 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7080 * config/s390/tpf.h: Rewrite.
7082 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7084 * doc/tm.texi: Remove @xref{Cross-profiling}.
7086 2005-07-13 Jeff Law <law@redhat.com>
7088 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7089 expressions, test their _DECL operands for pointer equality rather
7090 than using operand_equal_p.
7092 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7095 (TARGET_POSIX_IO): This.
7096 * config/darwin.h: Likewise.
7097 * config/freebsd.h: Likewise.
7098 * config/linux.h: Likewise.
7099 * config/lynx.h: Likewise.
7100 * config/netbsd.h: Likewise.
7101 * config/rs6000/linux64.h: Likewise.
7102 * config/rs6000/linux.h: Likewise.
7103 * config/s390/tpf.h: Likewise.
7104 * config/sh/embed-elf.h: Likewise.
7105 * config/sparc/linux64.h: Likewise.
7106 * config/sparc/linux.h: Likewise.
7107 * config/svr4.h: Likewise.
7108 * gcov-io.h: Likewise.
7110 * doc/tm.texi: Updated.
7112 * libgcov.c (create_file_directory): Defined only if
7113 TARGET_POSIX_IO is defined.
7114 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7117 2005-07-13 Jan Hubicka <jh@suse.cz>
7119 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7121 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7123 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7124 structure as argument.
7126 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7128 PR tree-optimization/21921
7129 * tree-iterator.c (tsi_link_before): Support the case when
7130 tsi_end_p (tsi) == true.
7132 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7134 PR tree-optimization/22442
7135 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7138 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7140 PR rtl-optimization/20376
7141 * toplev.c (process_options): Enable -fweb and -frename-registers when
7143 * doc/invoke.texi: Update the information about when -fweb and
7144 -frename-registers are enabled.
7146 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7149 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7150 if *rhs_p is not a SSA_NAME.
7152 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7154 Fix PR tree-optimization/22422
7155 * tree-ssa-structalias.c (struct variable_info): Add flag for
7157 (get_varinfo): Now a static function.
7158 (new_varinfo): init has_union and is_special_var to false.
7159 (solution_set_add): Check has_union.
7160 (do_da_constraint): Move temporary variable so it gets reset
7162 Also check for special variable.
7163 (do_ds_constraint): Ditto.
7164 (do_sd_constraint): Ditto.
7165 (do_structure_copy): Check for special variable.
7166 (find_func_aliases): Ditto.
7167 (init_base_vars): Set special vars properly.
7169 2005-07-13 Jan Hubicka <jh@suse.cz>
7171 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7174 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7175 (get_expr_operands): Fix thinko wrt flags and subvars.
7177 PR tree-optimize/22379
7178 * tree-inline.c (expand_call_inline): Do not output sorry in early
7181 2005-07-12 Dale Johannesen <dalej@apple.com>
7183 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7185 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7188 * host-linux.h: Include limits.h.
7190 2005-07-12 Dale Johannesen <dalej@apple.com>
7192 * expr.c (compress_float_constant): Add cost check.
7193 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7195 2005-07-12 Dale Johannesen <dalej@apple.com>
7197 * gcc.target/i386/compress-float-sse.c: New.
7198 * gcc.target/i386/compress-float-sse-pic.c: New.
7199 * gcc.target/i386/compress-float-387.c: New.
7200 * gcc.target/i386/compress-float-387-pic.c: New.
7201 * gcc.dg/compress-float-ppc.c: New.
7202 * gcc.dg/compress-float-ppc-pic.c: New.
7204 2005-07-12 Eric Christopher <echristo@redhat.com>
7206 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7208 * config/s390/s390.md: Include tpf.md. Move tpf specific
7210 * config/s390/tpf.md: To here.
7211 * config/s390/s390.opt: Move tpf specific options...
7212 * config/s390/tpf.opt: to here. Add mmain option.
7213 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7214 * config/s390/tpf.h: Rewrite.
7216 2005-07-12 Eric Christopher <echristo@redhat.com>
7218 * gcc.c (struct infile): Update comment for language.
7219 (main): Rewrite input file resetting code.
7221 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7224 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7225 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7226 (lookup_avail_expr): Use constant_boolean_node instead
7227 of boolean_false_node/boolean_true_node.
7229 2005-07-12 Ben Elliston <bje@au.ibm.com>
7231 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7232 and use it when printing num_edges.
7234 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7236 * doc/extend.texi (Blackfin Built-in Functions): New section.
7237 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7240 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7242 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7243 s/cmpstrsi/cmpstrnsi
7244 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7246 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7247 (init_optabs): Initialize cmpstrn_optab.
7248 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7249 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7250 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7251 * config/i386/i386.md: s/cmpstr/cmpstrn
7252 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7253 * doc/md.texi: Update documentation.
7255 2005-07-11 Richard Henderson <rth@redhat.com>
7257 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7258 build_va_arg_indirect_ref.
7259 (alpha_gimplify_va_arg): Likewise.
7260 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7261 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7262 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7263 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7264 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7265 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7267 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7269 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7271 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7272 * passes.c (init_optimization_passes): Add pass_empty_loop.
7273 * tree-pass.h (pass_empty_loop): Declare.
7274 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7275 try_remove_empty_loop, remove_empty_loops): New functions.
7276 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7277 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7279 2005-07-12 Peter Barada <peter@the-baradas.com>
7283 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7284 in address registers.
7285 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7286 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7287 alternative of addsi3_5200.
7289 2005-07-11 Ian Lance Taylor <ian@airs.com>
7291 * config/mips/mips.md (ffs<mode>2): Remove.
7293 2005-07-11 Ian Lance Taylor <ian@airs.com>
7295 * doc/tree-ssa.texi (Cleanups): Improve description of
7297 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7299 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7301 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7302 * tree.h (DECL_ARGUMENT_FLD): New macro.
7304 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7306 Fix PR tree-optimization/22404
7308 * tree-ssa-structalias.c (create_variable_info_for): Use
7311 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7313 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7314 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7315 for second comparison operand.
7316 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7318 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7319 (define_insn_reservation "alu"): Likewise.
7320 (csync, ssync): Now of type sync.
7321 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7322 -mcsync-anomaly -mspecld-anomaly.
7323 * config/bfin/bfin.opt (mcsync): Remove.
7324 (mcsync-anomaly, mspecld-anomaly): Add.
7325 * config/bfin/bfin.c: Include "insn-codes.h".
7326 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7327 (TARGET_DEFAULT_TARGET_FLAGS): New.
7328 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7330 2005-07-11 Steven Bosscher <stevenb@suse.de>
7332 * basic-block.h: Give the BB flags enum a name, bb_flags.
7333 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7334 * cfgcleanup.c (enum bb_flags): Remove here.
7335 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7336 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7337 (update_forwarder_flag): Likewise.
7338 (thread_jump): Likewise.
7339 (try_forward_edges): Likewise.
7340 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7341 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7342 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7344 2005-07-11 Richard Guenther <rguenther@suse.de>
7346 * config/i386/i386.opt: New target option -msseregparm.
7347 * config/i386/i386.c (override_options): Error out for
7348 -msseregparm but no SSE support.
7349 (ix86_function_sseregparm): Check for global sseregparm.
7350 * doc/invoke.texi: Document -msseregparm.
7352 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7354 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7355 (m32rle-*-linux*): Ditto.
7357 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7359 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7360 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7363 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7367 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7368 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7370 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7372 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7373 (varmap): Heapify varmap.
7374 (constraints): Heapify constraints.
7375 (struct constraint_graph): Heapify succs and preds.
7376 (constraint_vec_find): Update for heapification.
7377 (constraint_set_union): Ditto.
7378 (insert_into_complex): Ditto.
7379 (constraint_edge_vec_find): Ditto.
7380 (erase_graph_self_edge): Ditto.
7381 (add_graph_edge): Ditto.
7382 (get_graph_weights): Ditto.
7383 (merge_graph_nodes): Ditto.
7384 (build_constraint_graph): Ditto.
7385 (topo_visit): Ditto.
7386 (solve_graph): Ditto.
7387 (create_variable_info_for): Ditto.
7388 (init_base_vars): Ditto.
7389 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7390 (condese_varmap_nodes): Free complex vector.
7391 (clear_edges_for_node): Clear succs and preds vector.
7393 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7395 * tree-ssa-structalias.c (update_alias_info): Change counting of
7396 references to not include vdefs.
7398 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7400 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7403 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7405 * pa.c (pa_commutative_p): Make PLUS commutative when
7406 TARGET_NO_SPACE_REGS is true.
7408 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7410 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7411 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7412 * tree-dfa.c (dump_subvars_for): New.
7413 (debug_subvars_for): New.
7414 (dump_variable): Show subvariables if VAR has them.
7415 * tree-flow-inline.h (get_subvar_at): New.
7416 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7417 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7419 (struct subvar): Change fields offset and size to unsigned
7421 (dump_subvars_for): Declare.
7422 (debug_subvars_for): Declare.
7423 (get_subvar_at): Declare.
7424 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7425 to unsigned HOST_WIDE_INT *.
7426 (overlap_subvar): Likewise.
7427 * tree-gimple.c (is_gimple_reg): Always return false for
7428 SFTs and memory tags.
7429 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7431 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7432 (compute_may_aliases): Call compute_points_to_sets.
7433 (collect_points_to_info_for): Remove.
7434 (compute_points_to_and_addr_escape): Remove.
7435 (delete_alias_info): Call delete_points_to_sets.
7436 (compute_flow_sensitive_aliasing): If the call to
7437 find_what_p_points_to returns false, call set_pt_anything.
7438 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7439 (set_pt_anything): Clear pi->pt_vars.
7440 (set_pt_malloc): Remove.
7441 (merge_pointed_to_info): Remove.
7442 (add_pointed_to_expr): Remove.
7443 (add_pointed_to_var): Remove.
7444 (collect_points_to_info_r): Remove.
7445 (is_escape_site): Make extern.
7447 (create_overlap_variables_for): Call it.
7448 * tree-ssa-copy.c (merge_alias_info): Never merge
7449 flow-sensitive alias information.
7450 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7451 offset and size to be unsigned HOST_WIDE_INT.
7452 (add_to_addressable_set): Rename from note_addressable.
7453 Set TREE_ADDRESSABLE as the variables are added to the set.
7455 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7456 operands into VUSEs when adding V_MAY_DEFs for members in an
7458 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7459 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7460 (struct variable_info): Add bitfield is_heap_var.
7461 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7462 (new_var_info): Initialize is_heap_var.
7463 (get_constraint_for): Add HEAP variables to the symbol table.
7464 Mark them with is_heap_var.
7465 (update_alias_info): New. Taken mostly from the old
7466 compute_points_to_and_addr_escape.
7467 (handle_ptr_arith): New.
7468 (find_func_aliases): Call update_alias_info.
7469 Call handle_ptr_info for tcc_binary expressions.
7470 Call mark_stmt_modified.
7471 (create_variable_info_for): If DECL has subvars, do not create
7472 variables for its subvars. Always add all the fields.
7473 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7474 SFTs, then add all the SFTs of the structure.
7475 If VI->DECL is an aggregate with subvariables, add the SFT at
7477 (find_what_p_points_to): If VI is an artificial variable,
7478 translate to bitfields in SSA_NAME_PTR_INFO.
7479 If the solution is empty, set pi->pt_vars to NULL
7480 (init_base_vars): Create ANYOFFSET.
7481 (compute_points_to_sets): Rename from create_alias_vars.
7483 (pass_build_pta): Remove.
7484 (delete_points_to_sets): Rename from delete_alias_vars.
7485 (pass_del_pta): Remove.
7486 * tree-ssa-structalias.h (struct alias_info): Move from
7488 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7489 NUM_REFERENCES_SET): Likewise.
7490 (compute_points_to_sets, delete_points_to_sets): Declare.
7492 2005-07-09 Richard Henderson <rth@redhat.com>
7494 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7495 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7496 alpha_split_lock_test_and_set_12): New functions.
7497 * config/alpha/alpha-protos.h: Update.
7498 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7499 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7500 * config/alpha/sync.md (I12MODE): New.
7501 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7502 (sync_<fetchop_name><I48MODE>): Likewise.
7503 (sync_nand<I48MODE>): Likewise.
7504 (sync_old_<fetchop_name><I48MODE>): Likewise.
7505 (sync_new_<fetchop_name><I48MODE>): Likewise.
7506 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7507 (sync_compare_and_swap<I48MODE>): Likewise.
7508 (sync_lock_test_and_set<I48MODE>): Likewise.
7509 (sync_compare_and_swap<I12MODE>): New.
7510 (sync_compare_and_swap<I12MODE>_1): New.
7511 (sync_lock_test_and_set<I12MODE>): New.
7512 (sync_lock_test_and_set<I12MODE>_1): New.
7514 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7518 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7520 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7522 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7523 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7525 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7528 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7530 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7532 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7533 memory_operand constraint.
7534 (store_conditional_<mode>): Same.
7535 (sync_compare_and_swap<mode>): Same.
7536 (sync_lock_test_and_set<mode>): Same.
7538 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7540 Rewrite PIC support to more closely model actual instructions.
7541 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7542 (cris_symbol): Remove prototypes for removed functions.
7543 (cris_pic_symbol_type_of, cris_valid_pic_const)
7544 (cris_expand_pic_call_address): Prototypes for new functions.
7545 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7547 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7549 <case ':'>: Add case for new punctuation character.
7550 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7551 emitting (extra) PIC modifier.
7552 <case UNSPEC>: Do not assert for PLT.
7553 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7554 (cris_expand_prologue, cris_expand_epilogue): Check
7555 for pic_offset_table_rtx usage instead of taking
7556 current_function_uses_pic_offset_table as the final word.
7557 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7558 Remove flag_pic difference.
7559 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7560 the moral equivalents of...
7561 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7563 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7564 (cris_handle_option): Mark ARG as unused.
7565 (cris_expand_pic_call_address): New worker function for "call",
7567 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7568 output PIC constructs here.
7569 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7570 as symbol-specific modifers, not whole or part of operands.
7571 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7572 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7573 constants and flag_pic.
7574 (CONSTANT_INDEX_P): Adjust for new functions.
7575 (enum cris_pic_symbol_type): New helper type.
7576 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7577 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7578 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7580 ("movsi"): Emit actual instructions for GOT and relative access.
7581 ("*movsi_got_load"): New pattern to set up the register holding
7583 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7584 Adjust FIXME for 'S'.
7585 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7586 Use "movs" for -fpic cases.
7587 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7588 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7589 ("call", "call_value"): Just call cris_expand_pic_call_address for
7591 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7592 Remove special pattern.
7593 ("*expanded_call_side", "*expanded_call_value_side"): New
7595 (gotplt-to-plt, gotplt-to-plt-side-call)
7596 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7598 * config/cris/cris/predicates.md
7599 ("cris_general_operand_or_gotless_symbol"): Remove unused
7601 ("cris_general_operand_or_symbol"): Adjust for new functions.
7603 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7605 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7607 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7609 * Makefile.in (TREE_H): Add treestruct.def.
7610 (c-decl.o): Add pointer-set.h
7611 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7612 visibility on regular DECL's.
7613 (merge_decls): Fix the copying of decl nodes of various types for
7614 the new structures. Don't update RTL, section name, weak status,
7615 etc, on DECL's without RTL.
7616 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7617 Don't check volatile on non-variable types.
7618 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7619 to check whether we have seen arguments.
7620 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7621 flag is checked before field (flag is common, field is not).
7622 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7623 TS_DECL_COMMON could have an origin.
7624 (add_location_or_const_value_attribute): Don't check section name
7625 on non-var/function decls.
7626 (dwarf2out_var_location): Reverse order of tests.
7627 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7628 with DECL_WRTL_CHECK.
7629 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7630 * fold-const.c (fold_binary): Don't check weakness on
7631 non-var/function decls.
7632 (tree_expr_nonzero_p): Ditto.
7633 (fold_checksum_tree): Use tree_decl_extra as sizeof
7635 * ggc-page.c (extra_order_size_table): Add sizes for
7636 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7638 * gimplify.c (gimplify_bind_expr): Only set
7639 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7640 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7642 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7643 * langhooks.h (init_ts). New langhook.
7644 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7645 * print-tree.c (print_node): Update to only print fields that
7646 exist in the structures the passed decl has.
7647 * toplev.c (wrapup_global_declarations): Don't reset
7648 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7649 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7650 * tree-inline.c (remap_decl): Ditto.
7651 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7652 * tree-pretty-print.c (print_declaration): Don't print
7653 DECL_REGISTER on things that don't contain it.
7654 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7655 non-var/function decls.
7656 * tree.c (tree_contains_struct): New structure.
7657 (init_priority_for_decl): New hashtable.
7658 (tree_int_map): New structure.
7659 (tree_int_map_eq): New function.
7660 (tree_int_map_marked_p): Ditto.
7661 (tree_int_map_hash): Ditto.
7662 (tree_map): Move to tree.h.
7663 (tree_map_eq): Externalize.
7664 (tree_map_hash): Ditto.
7665 (tree_map_marked_p): Ditto.
7666 (init_ttree): Set up tree_contains_struct and call langhook.
7667 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7668 (tree_code_size): Update for new structures.
7669 (tree_node_structure): Update for new structures.
7670 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7672 (copy_node_stat): Copy init priority.
7673 (build_decl_stat): Ditto for visibility.
7674 (ts_enum_names): New.
7675 (tree_contains_struct_check_failed): New function.
7676 (decl_init_priority_lookup): Ditto.
7677 (decl_init_priority_insert): Ditto.
7678 * treestruct.def: New file.
7679 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7680 (CONTAINS_STRUCT_CHECK): Ditto.
7681 (tree_contains_struct_check_failed): New prototype.
7682 (DECL_CHECK): Removed.
7683 (DECL_MINIMAL_CHECK): New.
7684 (DECL_COMMON_CHECK): Ditto.
7685 (DECL_WRTL_CHECK): Ditto.
7686 (DECL_NON_COMMON_CHECK): Ditto.
7687 (DECL_WITH_VIS_CHECK): Ditto.
7688 (VAR_OR_FUNCTION_DECL_P): Ditto
7689 (struct tree_decl_minimal): New structure.
7690 (struct tree_decl_common): Ditto.
7691 (struct tree_decl_with_rtl): Ditto.
7692 (struct tree_decl_with_vis): Ditto.
7693 (struct tree_decl_non_common): Ditto.
7694 (struct tree_field_decl): Ditto.
7695 (struct tree_parm_decl): Ditto.
7696 (struct tree_var_decl): Ditto.
7697 (struct tree_function_decl): Ditto.
7698 (struct tree_const_decl): Ditto.
7699 (struct tree_result_decl): Ditto.
7700 (union tree_node): Add new structures.
7701 * var-tracking.c (track_expr_p): Reverse order of tests.
7703 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7705 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7707 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7708 * system.h: Poison FINALIZE_PIC.
7709 * doc/tm.texi (FINALIZE_PIC): Remove.
7711 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7714 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7715 to the correct type if we have a MODIFY_EXPR.
7717 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7719 PR tree-optimization/22360
7720 * tree.c (upper_bound_in_type): Fix calculations for casting
7721 to a non-wider signed type and casting a signed value to a
7722 wider unsigned type.
7723 (lower_bound_in_type): Fix calculations for casting to a
7724 non-wider signed type.
7726 PR tree-optimization/20139
7727 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7729 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7730 fold_cond_expr_cond.
7731 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7732 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7734 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7737 * tree-complex.c (expand_complex_libcall): Produce
7738 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7740 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7742 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7743 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7744 b" assert and inserted fastpath code for this case.
7745 (bitmap_ior): Removed "a != b" assert.
7747 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7749 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7750 (ENDFILE_SPEC): Likewise.
7751 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7753 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7754 a large stack frame at epilogue.
7756 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7758 * final.c: Include sdbout.h when required.
7760 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7762 * config.gcc (*-*-darwin*): Only one target-specific header file
7764 (powerpc-*-darwin*): Add version-specific header files.
7765 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7766 * config.in: Regenerate.
7767 * configure: Regenerate.
7768 * gcc.c: Include xregex.h.
7769 (version_compare_spec_function): New.
7770 (spec_function): Add version-compare.
7771 (replace_outfile_spec_function): Reformat comment.
7772 (compare_version_strings): New.
7773 * config/darwin-c.c (version_as_macro): New.
7774 (builtin_define): New.
7775 (darwin_cpp_builtins): New.
7776 * config/darwin-protos.h (darwin_cpp_builtins): New.
7777 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7778 (LIB_SPEC): Make unconditional, update comment.
7779 (TARGET_C99_FUNCTIONS): Define.
7780 * config/darwin.opt: Sort.
7781 (mmacosx-version-min=): New.
7782 * config/darwin7.h: Delete.
7783 * config/darwin8.h: Delete.
7784 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7785 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7786 (TARGET_C99_FUNCTIONS): Define.
7787 * config/rs6000/darwin7.h: New.
7788 * config/rs6000/darwin8.h: New.
7789 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7790 (-mmacosx-version-min): Document.
7792 2005-07-07 Ian Lance Taylor <ian@airs.com>
7794 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7796 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7799 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7801 2005-07-07 Khem Raj <kraj@mvista.com>
7803 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7804 in bytes, not words.
7806 2005-07-07 Paul Brook <paul@codesourcery.com>
7808 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7809 DEFAULT_FUNCTION_ARG_PADDING to upward.
7811 2005-07-07 Richard Henderson <rth@redhat.com>
7813 * function.c (locate_and_pad_parm): Record parameter alignment in
7814 stack_alignment_needed.
7816 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7818 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7819 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7820 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7821 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7822 (define_attr "type"): Add isync, sync, load_l, store_c.
7823 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7824 Create scratch volatile MEM.
7825 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7827 (load_locked_<mode>): New.
7828 (store_conditional_<mode>): New.
7829 (sync_compare_and_swap<mode>): Replace with splitter.
7830 (sync_lock_test_and_set<mode>): Replace with splitter.
7831 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7833 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7834 is ics. Attribute isync.
7835 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7837 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7838 and UNSPECV_SYNC_OP.
7839 (emit_unlikely_jump): New.
7840 (emit_load_locked): New.
7841 (emit_store_conditional): New.
7842 (rs6000_split_compare_and_swap): New.
7843 (rs6000_split_lock_test_and_set): New.
7844 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7845 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7846 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7847 rs6000_split_lock_test_and_set): Declare.
7848 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7849 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7850 store_c, isync, sync.
7852 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7854 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7855 filenames to gtyp-gen.h.
7856 (s-typ-gen): Use it in place of for loops.
7858 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7860 * hooks.c (hook_bool_rtx_int_false): New function.
7861 * hooks.h (hook_bool_rtx_int_false): Declare.
7862 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7863 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7864 * target.h (struct gcc_target): Add commutative_p member.
7865 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7866 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7867 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7868 (pa_commutative_p): New function.
7869 * jump.c (target.h): Include.
7870 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7871 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7873 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7875 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7876 (s390_expand_setmem): New.
7877 * config/s390/s390.c: Likewise.
7878 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7880 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7881 general_operand. Call new function "s390_expand_setmem".
7882 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7883 ("setmem_long", "*setmem_long"): ... this.
7885 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7887 * config/s390/s390.c: (optimization_options): Enable
7888 TARGET_MVCLE at -Os.
7889 * doc/invoke.texi: Document changes in default behaviour.
7890 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7892 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7894 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7895 defined by back-end.
7897 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7899 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7900 all sets in the pattern.
7901 * config/rs6000/rs6000.md (stack_protect_testsi,
7902 stack_protect_testdi): Likewise.
7904 2005-07-06 Jeff Law <law@redhat.com>
7906 * tree-vrp.c (simplify_using_ranges): Kill.
7907 (vrp_finalize): Remove call to simplify_using_ranges.
7908 (simplify_stmt_using_ranges): New function extracted from
7909 simplify_using_ranges.
7910 (simplify_div_or_mod_using_ranges): Likewise.
7911 (simplify_abs_using_ranges): Likewise.
7912 (simplify_cond_using_ranges): New function.
7913 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7914 * tree-ssa-propagate.c (substitute_and_fold): Call
7915 simplify_stmt_using_ranges if we have range information.
7917 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7919 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7920 ia64_flag_schedule_isns2.
7922 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7923 reading/writing general registers.
7924 (ia64_function_arg): Revert 2005-06-18 change.
7926 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7928 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7929 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7931 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7933 * function.c (expand_function_end): Revert part of 2005-06-27
7934 patch. Do sjlj_emit_function_exit_after after return_label.
7936 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7938 * doc/install.texi (--disable-libssp): New.
7940 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7942 * doc/invoke.texi: Update -fforce-mem documentation.
7943 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7944 code for -fforce-mem.
7945 * expmed.c: (store_bit_field,store_fixed_bit_field,
7946 extract_bit_field): Ditto.
7947 * expr.c: (convert_move): Ditto.
7948 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7949 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7950 emit_conditional_add,expand_float,expand_fix): Ditto.
7951 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7952 (common_handle_option): Issue warning when -fforce-mem specified.
7954 2005-07-06 Paul Brook <paul@codesourcery.com>
7956 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7958 * configure: Regenerate.
7960 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7962 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7964 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7966 Fix PR tree-optimization/22319
7967 Fix PR tree-optimization/22140
7968 Fix PR tree-optimization/22310
7970 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7971 variable sized types.
7972 Use correct type for intermediate structure on *a = *b structure
7975 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7977 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7979 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7980 (machine_function): Move typedef to...
7981 * config/rs6000/rs6000.c (machine_function): ... here. Add
7982 varargs_save_offset field.
7983 (rs6000_stack_t): Remove varargs_size field.
7984 (setup_incoming_varargs): Allocate varargs save area using
7985 assign_stack_local, try to make it as small as possible.
7986 Save offset from virtual_stack_vars_rtx to the save area
7987 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7988 instead of magic 8 when fp word byte size is used.
7989 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7990 instead of -RS6000_VARARGS_SIZE.
7991 (rs6000_stack_info, debug_stack_info,
7992 rs6000_initial_elimination_offset): Remove all traces of
7994 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7995 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7996 RS6000_VARARGS_AREA.
7998 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8000 PR tree-optimization/21963
8001 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8002 constant_multiple_of in the same way get_computation_cost_at does.
8004 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8006 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8007 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8008 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8009 and return its previous value.
8010 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8011 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8013 (stack_protect_set, stack_protect_test): New expanders.
8014 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8015 stack_protect_testdi): New insns.
8016 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8017 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8019 2005-07-06 Jeff Law <law@redhat.com>
8021 * tree-ssa-dce.c (cfg_altered): New global.
8022 (tree_dce_init): Initialize cfg_altered.
8023 (remove_dead_stmt): If we remove an edge in the CFG, then set
8025 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8028 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8030 * Makefile.in (stamp-collect-ld): Use
8031 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8032 ./collect-ld if it already exists.
8033 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8034 Don't remove ./nm if it already exists.
8036 2005-07-05 Devang Patel <dpatel@apple.com>
8038 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8039 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8040 * tree-vectorizer.c (vect_loop_location): New.
8041 (vect_print_dump_info): Use vect_loop_location.
8042 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8043 (vectorize_loops): Set vect_loop_location.
8044 * tree-vect-analyze.c (vect_analyze_offset_expr,
8045 vect_determin_vectorization_factor, vect_analyze_operations,
8046 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8047 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8048 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8049 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8050 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8051 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8052 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8053 vect_analyze_loop): Adjust vect_print_dump_info API.
8054 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8055 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8056 vect_finish_stmt_generation, vectorizable_assignment,
8057 vectorizable_operation, vectorizable_store, vectorizable_load,
8058 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8059 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8060 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8061 vect_transform_loop): Same.
8062 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8063 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8066 2005-07-05 Randolph Chung <tausq@debian.org>
8068 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8069 * configure: Regenerate.
8070 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8071 (pa_tls_referenced_p): Declare.
8072 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8073 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8074 (legitimize_tls_address): New.
8075 (hppa_legitimize_address): Handle TLS addresses.
8076 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8077 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8078 (emit_move_sequence): Handle TLS addresses.
8079 (pa_encode_section_info): Call default handler to handle common
8081 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8082 (CONSTANT_ADDRESS_P): Reject TLS operands.
8083 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8084 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8085 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8086 (UNSPEC_TLSLE): Define new constants.
8087 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8088 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8089 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8090 (tie_symbolic_operand, tle_symbolic_operand): New
8092 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8094 * aclocal.m4: Update macros for autoconf 2.59 style.
8095 * configure.ac: Likewise.
8097 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8099 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8100 (function_arg): Pass small aggregates in general registers on 32-bit
8102 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8104 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8106 * Makefile.in (final.o): Fix dependencies.
8108 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8112 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8113 * langhooks.c (lhd_expr_to_decl): New.
8114 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8116 (LANG_HOOKS_INITIALIZER): Update.
8117 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8118 expr_to_decl langhook.
8119 * c-tree.h (c_expr_to_decl): Declare.
8120 * c-typeck.c (c_expr_to_decl): New.
8121 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8123 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8125 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8128 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8129 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8131 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8133 * Makefile.in: Adjust dependencies.
8134 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8135 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8136 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8137 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8138 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8139 rest_of_compilation.
8141 * bb-reorder.c (gate_duplicate_computed_gotos,
8142 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8143 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8144 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8145 pass_partition_blocks): New.
8146 * bt-load.c (gate_handle_branch_target_load_optimize,
8147 rest_of_handle_branch_target_load_optimize,
8148 pass_branch_target_load_optimize): New.
8149 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8151 * cfglayout.c (pass_insn_locators_initialize): New.
8152 * cfgrtl.c (pass_free_cfg): New.
8153 * combine.c (gate_handle_combine, rest_of_handle_combine,
8155 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8156 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8157 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8158 * except.c (pass_set_nothrow_function_flags,
8159 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8161 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8162 rest_of_handle_shorten_branches, pass_shorten_branches,
8163 rest_of_clean_state, pass_clean_state): New.
8164 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8165 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8166 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8168 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8169 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8170 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8171 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8173 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8174 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8175 pass_rtl_ifcvt, gate_handle_if_after_combine,
8176 rest_of_handle_if_after_combine, pass_if_after_combine,
8177 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8178 pass_if_after_reload): New.
8179 * integrate.c (pass_initial_value_sets): New.
8180 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8181 pass_purge_lineno_notes): New.
8182 * mode-switching.c (rest_of_handle_mode_switching,
8183 pass_mode_switching): New.
8184 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8185 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8187 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8188 pass_loop_optimize): New.
8189 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8191 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8193 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8194 pass_postreload_cse): New.
8195 * profile.c (gate_handle_profiling, pass_profiling,
8196 rest_of_handle_branch_prob, pass_branch_prob): New.
8197 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8198 pass_split_before_regstack, gate_handle_split_before_regstack,
8199 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8200 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8201 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8202 pass_stack_regs): New.
8203 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8204 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8205 pass_stack_adjustments): New.
8206 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8207 pass_regrename): New.
8208 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8209 pass_delay_slots, gate_handle_machine_reorg,
8210 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8211 * rtl.h (extern void purge_line_number_notes): New.
8212 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8213 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8215 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8217 * value-prof.c (gate_handle_value_profile_transformations,
8218 rest_of_handle_value_profile_transformations,
8219 pass_value_profile_transformations): New.
8220 * var-tracking.c (gate_handle_var_tracking,
8221 pass_variable_tracking): New.
8222 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8224 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8225 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8226 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8227 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8228 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8229 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8230 rest_of_handle_gcse2, rest_of_handle_regmove,
8231 rest_of_handle_tracer, rest_of_handle_if_conversion,
8232 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8233 rest_of_handle_web, rest_of_handle_branch_prob,
8234 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8235 rest_of_handle_jump_bypass, rest_of_handle_combine,
8236 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8237 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8238 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8239 rest_of_handle_mode_switching, rest_of_handle_jump,
8240 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8241 rest_of_handle_flow2, rest_of_handle_jump2,
8242 rest_of_handle_peephole2, rest_of_handle_postreload,
8243 rest_of_handle_shorten_branches, rest_of_clean_state,
8244 rest_of_compilation): Remove.
8246 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8247 * passes.c (dump_flags, in_gimple_form, all_passes,
8248 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8249 register_dump_files, next_pass_1, last_verified, execute_todo,
8250 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8251 from tree-optimize.c.
8252 (init_optimization_passes): Moved from tree-optimize.c,
8253 adding the RTL optimizations.
8254 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8255 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8256 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8257 register_dump_files, next_pass_1, last_verified, execute_todo,
8258 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8259 init_tree_optimization_passes, ipa_passes): Delete.
8260 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8262 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8263 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8265 (ipa_passes): Remove.
8266 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8267 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8268 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8269 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8270 (dump_info_p, dump_flag): Moved to tree-dump.h.
8272 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8274 * passes.c (finish_optimization_passes): Use dump_begin
8275 and dump_end, TDI_end.
8276 (gate_rest_of_compilation): New.
8277 (pass_rest_of_compilation): Use it.
8278 (gate_postreload, pass_postreload): New.
8279 * toplev.c (general_init): Rename init_tree_optimization_passes.
8280 * toplev.h (init_tree_optimization_passes): Rename to
8281 init_optimizations_passes.
8282 * tree-dump.c (dump_flag): Make static.
8283 (dump_files): Remove RTL dumps.
8284 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8285 pass_cleanup_cfg, pass_free_cfg_annotations,
8286 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8287 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8288 * tree-pretty-print.c: Include tree-pass.h.
8289 * cgraph.c: Include tree-dump.h.
8291 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8293 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8294 Only fall back to saying it points to readonly memory if
8297 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8299 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8300 * config/m32r/m32r.c (m32r_compute_frame_size,
8301 m32r_expand_prologue): Take current_function_profile into
8302 account whenever we reference
8303 current_function_uses_pic_offset_table.
8304 (m32r_finalize_pic): Remove.
8305 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8307 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8309 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8310 instead of $<. Don't remove ./as if it already exists.
8312 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8315 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8316 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8317 for complex modes when generating code for PA 1.0.
8318 (VALID_FP_MODE_P): New macro.
8319 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8320 sets for all general and floating point modes. Align wide floating
8321 point modes to even register boundaries to comply with architectural
8323 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8324 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8325 (VALID_FP_MODE_P): New macro.
8326 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8327 sets for all general and floating point modes. Align wide floating
8328 point modes to even register boundaries to comply with architectural
8331 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8333 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8336 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8338 * tree-ssa-structalias.c: Don't include expr.h.
8340 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8342 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8345 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8347 Fix PR tree-optimization/22279
8349 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8352 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8354 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8356 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8358 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8359 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8360 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8361 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8362 config/stormy16/stormy16.c, config/v850/v850.c,
8363 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8364 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8365 Avoid "." or "\n" at end of diagnostics and capital letters at
8366 start of diagnostics.
8367 * combine.c, cse.c: Don't translate dump file output.
8368 * toplev.c (print_version): Only translate output if going to
8371 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8373 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8374 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8377 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8379 * pa.c (fix_range): Fix typo in comment.
8381 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8383 * tree-vrp.c (extract_range_from_assert): Replace
8384 fold (build (...)) with fold_build2.
8386 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8388 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8389 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8390 (format_types_orig, handle_format_attribute): Add support for
8393 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8395 * varasm.c (assemble_variable): Fix format specifier thinko.
8397 2005-07-03 Ira Rosen <irar@il.ibm.com>
8399 PR tree-optimization/22029 (and 22135)
8400 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8401 a phi node before calling dump_vops.
8403 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8405 * tree-dump.h (dump_string_field): Declare.
8406 * tree-dump.c: Use it instead of dump_string.
8407 (dump_string_field): Make non-static.
8409 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8411 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8412 up the minimal CFG stuff always when optimize > 0. Call
8413 split_all_insns_noflow in PIC case if needed.
8415 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8416 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8419 * c-decl.c (c_write_global_declarations): Dump contents of
8421 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8422 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8423 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8424 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8427 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8429 * c-common.h (GCC_DIAG_STYLE): Define.
8430 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8431 version for format checking to 4.1.
8432 * c-format.c: Include toplev.h after c-common.h.
8433 (enum format_type): Add gcc_tdiag_format_type.
8434 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8435 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8436 (format_types_orig): Add gcc_tdiag.
8437 (init_dynamic_diag_info): Support gcc_tdiag formats.
8438 (handle_format_attribute): Likewise.
8439 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8440 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8441 version for format checking to 4.1.
8442 (warning0, warning, error, pedwarn, sorry): Use
8444 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8445 (finish_aliases_1): Do not use %qE.
8446 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8447 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8448 Correct format bugs.
8449 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8450 parameter to unsigned HOST_WIDE_INT.
8451 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8453 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8456 * expr.c (write_complex_part): Use adjust_address for MEM.
8457 (read_complex_part): Same.
8459 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8461 Fix PR tree-optimization/22280
8463 * tree-sra.c (generate_element_init): Remove useless loop.
8465 2005-07-02 Richard Henderson <rth@redhat.com>
8467 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8469 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8471 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8474 * fold-const.c (fold_binary): Handle the return value of
8475 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8476 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8478 2005-07-02 Jeff Law <law@redhat.com>
8480 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8481 a eliminate type conversion which feeds an equality comparison
8482 if the original type or either operand in the comparison is a
8485 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8487 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8488 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8490 * config/avr/avr.c: Do not use '`' as left quote.
8491 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8492 Remove "." from end of diagnostics. Make diagnostics start with
8495 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8496 Joseph S. Myers <joseph@codesourcery.com>
8498 * toplev.c (default_tree_printer): Handle setting location with
8500 * c-objc.common.c (c_tree_printer): Likewise.
8501 * c-format.c (gcc_diag_flag_specs): Add '+'.
8502 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8503 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8505 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8506 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8507 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8508 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8509 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8510 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8511 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8512 format arguments where %J is used without %D.
8514 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8516 * gcc.c (LINK_SSP_SPEC): Define.
8517 (link_ssp_spec): New variable.
8518 (LINK_COMMAND_SPEC): Add %(link_ssp).
8519 (static_specs): Add link_ssp_spec.
8520 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8521 * configure: Rebuilt.
8522 * config.in: Rebuilt.
8524 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8525 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8526 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8527 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8528 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8529 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8530 -0x7008(2) instead of reading __stack_chk_guard variable.
8531 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8533 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8534 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8535 if TARGET_THREAD_SSP_OFFSET is defined.
8536 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8537 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8540 2005-06-27 Richard Henderson <rth@redhat.com>
8541 * libgcc-std.ver (GCC_4.1.0): New.
8542 * libgcc.h (__stack_chk_guard): Declare.
8543 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8544 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8545 * mklibgcc.in (lib2funcs): Add them.
8547 2005-07-01 Richard Henderson <rth@redhat.com>
8549 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8550 void * before struct sigcontext *.
8551 (x86_fallback_frame_state): Likewise.
8553 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8555 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8557 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8560 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8561 we check for SSA_NAME for.
8563 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8565 Fix PR tree-optimization/22071
8567 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8569 (get_constraint_for_component_ref): Use it.
8571 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8574 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8575 print out the last new line.
8577 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8579 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8580 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8581 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8582 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8583 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8584 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8585 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8586 (enum reg_class): New member CC0_REGS.
8587 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8588 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8589 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8590 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8591 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8592 Adjust for register now described.
8594 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8597 * config/i386/i386.md (stack_protect_test_si,
8598 stack_protect_test_di): Add earlyclobber for scratch 3.
8599 * config/rs6000/rs6000.md (stack_protect_testsi,
8600 stack_protect_testdi): Add earlyclobber for scratch 3,
8601 remove earlyclobber from scratch 4.
8603 Older entries for 2005 can be found in ChangeLog-2005.