1 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3 * tree.c (int_fits_type_p): Only look at the base type
4 if it has the same precision as the original type.
6 2005-11-10 Jakub Jelinek <jakub@redhat.com>
9 * varasm.c (assemble_alias): Use %q+D in the error
10 message instead of %J and %qD.
12 2005-11-10 Richard Guenther <rguenther@suse.de>
14 * gcse.c (free_ldst_entry): Only free hashtable if
17 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
19 * function.c (assign_stack_local_1): Issue an error message if
20 the frame size overflows in the signed target arithmetics.
22 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
24 * tree.c (build_qualified_type): Chain the new type to the original
25 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
26 a POINTER_TYPE or a REFERENCE_TYPE respectively.
27 (build_pointer_type_for_mode): Only return unqualified types.
28 (build_reference_type_for_mode): Likewise.
30 2005-11-09 Jakub Jelinek <jakub@redhat.com>
32 * Makefile.in (gnucompare): Do comparison of all files using one of
33 the chosen methods and only afterwards decide if just warning should
34 be issued or comparison failure raised.
36 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
38 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
39 (noce_try_abs): Negate if the comparison is reversed.
40 Look only one instruction backwards for a REG_EQUAL note.
42 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
45 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
46 gthr-tpf.h: Define __gthrw. For all identifiers that might
47 be weak, introduce weakrefs or non-weak aliases with __gthrw,
48 and prefix all uses with __ghtrw.
50 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
53 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
54 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
55 * c-common.c (handle_weakref_attribute): New.
56 (c_common_attribute_table): Add weakref.
57 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
59 * configure, config.in: Rebuilt.
60 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
61 * doc/extend.texi: Document weakref attribute.
62 * varasm.c (ultimate_transparent_alias_target): New
63 (assemble_name): Use it.
64 (weak_finish_1): Split out of...
65 (weak_finish): ... and deal with weakrefs in...
66 (weakref_targets): ... new list.
67 (globalize_decl): Clean up weakref_targets.
68 (do_assemble_alias): Handle weakrefs.
69 (finish_aliases_1): Do not reject weakrefs to external symbols.
70 (assemble_alias): Handle weakrefs.
72 2005-11-09 Richard Guenther <rguenther@suse.de>
74 PR tree-optimization/24716
75 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
76 t_bool to track results from follow_ssa_edge.
78 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
80 * final.c (force_source_line): New global variable.
81 (final_scan_insn): Set it to true instead of clearing last_filename.
82 (notice_source_line): Return true if force_source_line is true,
83 unless source info is absent.
85 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
88 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
89 a linkage name for a variable if it a register variable.
90 * c-decl.c (grokdeclarator): Global register variables
91 should be set as PUBLIC.
93 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
96 * config/s390/s390.c (struct s390_frame_layout): New fields
97 first_save_gpr_slot and last_save_gpr_slot.
98 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
99 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
100 first_save_gpr and last_save_gpr with the _slot variants.
101 (s390_register_info): Calculate first_save_gpr_slot and
102 last_save_gpr_slot using regs_ever_live.
104 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
107 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
108 for a function containing a landing pad.
110 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
113 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
116 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
118 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
119 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
121 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
124 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
126 (call,load,store): New insn types.
127 (mem_access, branch_access): Adjust reservation conditions.
128 (define_delay): Adjust condition.
129 (decrement_and_branch_until_zero): Allow for ms2. Set branch
131 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
132 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
134 (call_internal, call_value_internal, return_internal,
135 return_interrupt_internal, eh_return_internal, indirect_jump,
136 tablejump): Set call insn type.
137 (blockage, ei, di): Use appropriate unspec const.
138 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
139 (ms1_get_attr_type): Adjust to give load & store types.
140 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
141 backwards past a barrier.
142 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
144 (struct branch_info, struct label_info): New.
146 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
147 (ms1_machine_reorg): New.
148 (TARGET_MACHINE_DEPENDENT_REORG): Override.
149 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
150 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
151 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
154 2005-11-09 Per Bothner <per@bothner.com>
155 Uros Bizjak <uros@kss-loka.si>
158 * toplev.c (process_options): Initialize debug_hooks early
159 in case lang_hooks.post_options ends up calling a debug_hook.
161 2005-11-08 Jakub Jelinek <jakub@redhat.com>
163 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
164 DBX_REGISTER_NUMBER being contiguous.
166 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
167 Diego Novillo <dnovillo@redhat.com>
170 * tree-vrp.c (register_edge_assert_for): Do not register
171 always-false predicates.
173 2005-11-08 Devang Patel <dpatel@apple.com>
175 PR tree-optimization/23115
176 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
179 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
181 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
184 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
186 Fix PR tree-optimization/23382
188 * tree-ssa-alias.c (compute_may_aliases): Call
189 delete_old_heap_vars.
190 * tree-dfa.c (referenced_var_remove): New function.
191 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
192 * tree-flow.h (referenced_var_remove): Add prototype.
193 (delete_old_heap_vars): Ditto.
194 * tree-ssa-structalias.c (heapvars): New variable.
195 (oldheapvars): Ditto.
196 (get_constraint_for): Put heap vars on heapvars list.
197 (delete_old_heap_vars): New function.
199 2005-11-08 Jason Merrill <jason@redhat.com>
201 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
203 2005-11-08 Uros Bizjak <uros@kss-loka.si>
206 * reg-stack.c (reg_to_stack): Update register liveness also
207 for flag_sched2_use_traces.
209 2005-11-08 Alan Modra <amodra@bigpond.net.au>
212 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
213 override prior explicit -mno-powerpc-gfxopt.
215 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
217 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
218 if the bitsize is zero.
219 * doc/md.texi (Standard Pattern Names): Document it.
221 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
222 (TARGET_PASS_BY_REFERENCE): Likewise.
224 2005-11-07 Ian Lance Taylor <ian@airs.com>
226 PR rtl-optimization/24683
227 * config/i386/i386.c (legitimize_pic_address): If constant operand
228 to PLUS is too large, put it in a register.
230 2005-11-07 Jie Zhang <jie.zhang@analog.com>
232 * configure.ac: Enable checking assembler dwarf2 support for bfin
234 * configure: Regenerate.
236 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
240 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
241 gen_easy_vector_constant_add_self): Delete.
242 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
244 (output_vec_const_move): Use gen_easy_altivec_constant.
245 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
246 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
247 (easy_vector_constant_add_self): Rewritten.
248 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
249 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
250 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
251 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
252 Macroize and adjust for the other changes.
254 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
258 * c-typeck.c (build_c_cast): Try using a shared constant, and see
259 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
261 2005-11-07 Jakub Jelinek <jakub@redhat.com>
263 PR rtl-optimization/23567
264 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
265 (noce_process_if_block): Don't do any optimizations except
266 if (cond) x = x; if !set_b and write into orig_x may trap
267 or fault. Remove the MEM_READONLY_P check.
269 2005-11-06 Diego Novillo <dnovillo@redhat.com>
272 * tree-vrp.c (fix_equivalence_set): New.
273 (extract_range_from_assert): Call it.
275 2005-11-05 Ian Lance Taylor <ian@airs.com>
278 * combine.c (apply_distributive_law): Don't distribute across a
281 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
283 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
284 config/ms1/ms1.h, config/rs6000/predicates.md,
285 config/s390/s390.c, params.def, postreload-gcse.c,
286 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
287 tree-vrp.c, tree.c: Fix comment typos.
288 * doc/invoke.texi: Fix typos.
290 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
292 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
293 for testing whether the data_dependence_relation contains distance
294 vectors. Iterate over all distance vectors of the ddr.
295 * lambda.h: Define a vec of lambda_vector pointers.
296 * tree-data-ref.c (dump_data_dependence_relation,
297 dump_data_dependence_direction): Iterate over all distance and
298 direction vectors of the ddr.
299 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
301 (build_classic_dist_vector, build_classic_dir_vector): Push a set
302 of distance/direction vectors instead of a single one.
303 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
304 lambda_vectors with a vec of lambda_vectors.
305 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
306 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
307 DDR_NUM_DIST_VECTS): New.
308 * tree-loop-linear.c (gather_interchange_stats): Test for the
309 existence of distance vectors only after having checked that there
310 is a dependence. Iterate over all distance vectors of the ddr.
311 (linear_transform_loops): Use dump_data_dependence_relation.
312 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
313 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
314 distance vectors of the ddr.
316 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
318 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
319 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
320 IS_INTHANDLER; all callers changed.
321 (n_regs_saved_by_prologue): Take interrupt handler attributes into
323 (do_link, do_unlink): New argument ALL; all callers changed.
324 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
325 If function isn't leaf, save and restore all registers.
326 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
329 2005-11-05 Jan Hubicka <jh@suse.cz>
331 PR rtl-optimization/23490
332 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
333 max-flow-memory-location): Document.
334 * flow.c: Include params.h
335 (MAX_MEM_SET_LIST_LEN): Kill.
336 (add_to_mem_set_list): Use new param.
337 * cse.c (cse_basic_block): Replace 1000 by new param.
338 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
339 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
340 * predict.c (predict_loops): Use new param.
341 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
343 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
344 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
345 Do not hold memory returned by cgraph_node_name across other call.
347 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
350 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
353 2005-11-04 Jeff Law <law@redhat.com>
356 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
357 * tree-ssa-dom.c: Include params.h.
358 (thread_across_edge): If there are too many statements in the
359 target block, then do not thread through it.
360 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
361 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
363 2005-11-03 Diego Novillo <dnovillo@redhat.com>
366 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
367 TODO_update_ssa instead of TODO_update_ssa_no_phi.
369 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
372 * tree-scalar-evolution.c (instantiate_parameters_1,
373 instantiate_parameters, resolve_mixers): Compute the size of an
374 expression to be instantiated and give up the instantiation if the
375 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
377 2005-11-04 Richard Guenther <rguenther@suse.de>
379 * tree-flow.h (ref_contains_indirect_ref): Rename to
380 array_ref_contains_indirect_ref.
381 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
382 (array_ref_contains_indirect_ref): Make comment match the code
384 (ref_contains_array_ref): Likewise.
385 * tree-ssa-structalias.c (find_func_aliases): Remove call to
386 ref_contains_indirect_ref.
387 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
388 Rename calls to ref_contains_indirect_ref.
390 2005-11-04 Paul Brook <paul@codesourcery.com>
392 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
393 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
394 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
395 * config/arm/arm.md: Use match_operand in peephole input templates
396 and match_dup in peephole output templates.
398 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
400 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
403 2005-11-04 Mark Mitchell <mark@codesourcery.com>
404 Daniel Jacobowitz <dan@codesourcery.com>
406 * longlong.h (add_ssaaaa): Clobber condition code register
408 (sub_ddmmss): Likewise.
409 (umul_ppmm): Likewise.
411 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
412 Paul Brook <paul@codesourcery.com>
413 Phil Blundell <pb@reciva.com>
415 * configure.ac: Add test for ARM TLS support.
416 * configure: Regenerated.
417 * config/arm/arm-protos.h (legitimize_tls_address)
418 (arm_tls_referenced_p, tls_mentioned_p)
419 (arm_output_addr_const_extra): New prototypes.
420 (thumb_legitimize_pic_address): Delete.
421 * config/arm/arm.c: Include "gt-arm.h".
422 (enum tls_reloc): New.
423 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
424 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
425 (arm_call_tls_get_addr, legitimize_tls_address)
426 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
427 (arm_init_tls_builtins, arm_emit_tls_decoration)
428 (arm_output_addr_const_extra): New functions.
429 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
430 (TARGET_HAVE_TLS): Define.
431 (target_thread_pointer): New.
432 (arm_override_options): Handle -mtp=.
433 (legitimize_pic_address): Ignore UNSPECs.
434 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
436 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
437 (tls_get_addr_libfunc): New variable.
438 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
439 (arm_init_builtins): Call arm_init_tls_builtins.
440 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
441 (arm_encode_section_info): Call default_encode_section_info.
442 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
443 (enum arm_tp_type): New.
444 (target_thread_pointer): Add declaration.
445 (LEGITIMATE_CONSTANT_P): Handle TLS.
446 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
447 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
448 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
449 * config/arm/arm.md: Add UNSPEC_TLS.
451 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
453 (tls_load_dot_plus_eight): New insn and a peephole to create it.
454 (load_tp_hard, load_tp_soft): New insns.
455 * arm.opt: Add -mtp=.
456 * doc/invoke.texi (ARM Options): Document -mtp.
458 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
460 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
461 * config/arm/libunwind.S: Include "lib1funcs.asm".
462 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
463 (LIB2ADDEH): Add libunwind.S.
464 (LIB2ADDEHDEP): Add lib1funcs.asm.
465 * mklibgcc.in: Handle asm files in libgcc_eh.a.
467 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
470 * gcc/c.opt: Add a -lang-fortran option.
471 * gcc/c-opts.c: Add a lang_fortran flag.
472 (c_common_init_options): Handling the -lang-fortran option.
473 (c_common_handle_option): Add a case for Fortran options in
474 preprocessing. Remove cases for -ffixed-form and
475 -ffixed-line-length. Add a case for -lang-fortran.
477 2005-11-03 David Edelsohn <edelsohn@gnu.org>
479 * config/rs6000/rs6000.c: Include params.h
480 (optimization_options): Set max-grow-copy-bb-insns default to 16.
481 (bdesc_2arg): Delete vpkuhss and vpkuwss.
482 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
483 (UNSPEC_VPKUWSS): Delete.
484 (altivec_vpkuhss): Delete.
485 (altivec_vpkuwss): Delete.
486 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
488 (neg_eq0<mode>): Remove final condition.
489 (neg_eq<mode>): Remove condition and split-condition.
491 2005-11-04 Alan Modra <amodra@bigpond.net.au>
493 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
494 Use associated print macros.
496 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
499 * diagnostic.c (diagnostic_set_info_translated): New function.
500 (diagnostic_set_info): Use it. Add comment.
501 * diagnostic.h (diagnostic_set_info_translated): Declare.
503 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
505 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
506 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
507 reference only if 'public' is true.
508 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
509 emit the .hidden directive only if the indirect reference is public.
510 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
511 Pass it to dw2_force_const_mem.
512 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
513 * dwarf2out.c (output_cfi): Adjust calls to above function.
514 (output_call_frame_info): Likewise.
515 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
516 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
518 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
520 PR tree-optimization/24483
521 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
522 field to elts if possible.
524 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
527 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
530 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
532 Fix PR tree-optimization/24351
534 * tree-ssa-structalias.c (struct variable_info): Add
536 (get_varinfo_fc): New function to follow collapsing.
537 (new_var_info): Set collapsed_to to NULL.
538 (dump_constraint): Follow collapsing.
539 (build_constraint_graph): Handle collapsing.
540 (do_simple_structure_copy): Return false if something bad
542 (collapse_rest_of_var): New function.
543 (do_structure_copy): Collapse if do_simple_structure_copy returns
546 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
549 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
550 expressions to a statement list instead of gimplifying them.
552 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
554 PR rtl-optimization/23585
555 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
556 that can't trap plus a constant integer, if the mode has zero size.
558 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
561 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
563 ("*insv<mode>_reg_extimm"): Likewise.
565 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
568 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
569 c_common_type_for_mode returns an unnamed type.
571 2005-11-02 Richard Henderson <rth@redhat.com>
575 * dwarf2out.c (dwarf2out_reg_save_reg): New.
576 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
577 * function.c (assign_parms): Use calls.internal_arg_pointer.
578 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
580 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
581 (TARGET_CALLS): Add it.
582 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
583 * targhooks.c (default_internal_arg_pointer): New.
584 * targhooks.h (default_internal_arg_pointer): Declare.
585 * tree.h (dwarf2out_reg_save_reg): Declare.
586 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
587 * config/i386/i386.c (dbx_register_map): Add return column.
588 (dbx64_register_map, svr4_dbx_register_map): Likewise.
589 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
590 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
591 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
592 (ix86_save_reg): Save force_align_arg_pointer.
593 (ix86_emit_save_regs): Make regno unsigned.
594 (ix86_emit_save_regs_using_mov): Likewise.
595 (ix86_expand_prologue): Handle force_align_arg_pointer.
596 (ix86_expand_epilogue): Likewise.
597 * config/i386/i386.h: (dbx_register_map): Update.
598 (dbx64_register_map, svr4_dbx_register_map): Update.
599 (struct machine_function): Add force_align_arg_pointer.
600 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
601 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
602 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
604 2005-11-02 Jan Hubicka <jh@suse.cz>
607 * i386.md: Add peep2 for simplyfing array accesses.
609 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
612 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
613 * config/s390/s390.c (s390_decompose_shift_count): New function.
614 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
615 (print_shift_count_operand): Use s390_decompose_shift_count.
616 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
617 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
619 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
622 * loop.c (loop_givs_rescan): Use force_operand to expand
625 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
628 * fold-const.c (build_range_check): Use unsigned when signed
629 overflow is undefined also. If etype is subtype, make sure that
630 the subtraction is in the supertype.
632 2005-11-02 Richard Henderson <rth@redhat.com>
635 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
638 2005-11-01 Richard Henderson <rth@redhat.com>
641 * loop.c (scan_loop): Do not propagate computations to a hard
642 register destination with SMALL_REGISTER_CLASSES.
644 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
646 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
647 costs for MULT inside PLUS or MINUS.
649 2005-11-01 Bob Wilson <bob.wilson@acm.org>
651 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
652 (TRAMPOLINE_SIZE): Round up to 60.
653 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
655 2005-10-31 James E. Wilson <wilson@specifix.com>
658 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
659 ifdef. Put ifdefs around call in gen_subprogram_die.
660 (compute_frame_pointer_to_cfa_displacement): Likewise.
661 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
664 PR rtl-optimization/17356
665 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
666 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
668 2005-10-31 Jan Hubicka <jh@suse.cz>
671 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
674 * i386.c (legitimize_pic_address): Deal with large immediates.
677 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
678 from symbol names while computing checkup.
681 * predict.c (predict_loops): Do not estimate more than
682 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
683 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
685 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
687 PR tree-optimization/19097
688 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
690 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
692 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
694 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
697 * tree-inline.c (setup_one_parameter): If the init_stmt
698 is NULL, don't insert the statement.
700 2005-10-30 Jan Hubicka <jh@suse.cz>
702 PR tree-optimization/24172
703 * tree-inline.c (copy_body_r): Unshare the substituted value first.
705 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
707 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
708 constants for hosts with long != 32 bits.
710 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
713 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
715 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
717 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
718 (TARGET_MS1_16_002): New.
719 (TARGET_MS1_16_003): New.
721 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
722 ("*decrement_and_branch_until_zero_no_clobber"): New.
723 Add corresponding splitter for decrement_and_branch_until_zero
725 Key all decrement_and_branch_until_zero patterns off of
728 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
731 * tree-complex.c (extract_component): Treat RESULT_DECL
732 like the rest of the decls.
734 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
736 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
737 indirect call to _mcount if the function needs a static chain.
739 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
740 Caroline Tice <ctice@apple.com>
742 PR rtl-optimization/24460
743 * dwarf2out.c (have_switched_text_sections): New boolean variable.
744 (dwarf2out_switch_text_section): Set it to true instead of
745 incrementing separate_line_info_table_in_use.
746 (output_loc_list): Additionally test have_switched_text_sections.
747 (output_ranges): Likewise.
748 (dwarf2out_finish): Likewise.
749 * varasm.c (assemble_start_function): Do not call
750 insert_section_boundary_note.
751 (assemble_end_function): If flag_reorder_blocks_and_partition,
752 switch to the function's section before emitting the .size directive.
753 * bb-reorder.c (insert_section_boundary_note): Staticify.
754 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
755 * output.h (insert_section_boundary_note): Delete.
757 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
760 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
761 instead of pointer equality when comparing types.
763 2005-10-24 James E. Wilson <wilson@specifix.com>
765 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
766 add_dependence_list_and_free calls.
768 2005-10-24 Steven Bosscher <stevenb@suse.de>
770 * contrib.texi: Add the names of the LLNL folks who donated
771 Cray pointer support for gfortran.
773 2005-10-24 Steven Bosscher <stevenb@suse.de>
775 PR tree-optimization/24225
776 * profile.c (branch_prob): Look from end to start through a
777 basic block when looking for a locus.
779 2005-10-24 Richard Henderson <rth@redhat.com>
781 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
783 (hppa_expand_prologue): Likewise.
785 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
787 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
788 (NO_DEFERRED_PROFILE_COUNTERS): Define.
789 * pa.h (NO_PROFILE_COUNTERS): Define.
790 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
791 (funcdef_nos): New vector to hold label numbers of deferred profile
793 (output_deferred_profile_counters): New function.
794 (hppa_profile_hook): Push label number onto funcdef_nos.
795 (pa_hpux_file_end): Call output_deferred_profile_counters if
796 NO_DEFERRED_PROFILE_COUNTERS is false.
798 * pa-protos.h (get_deferred_plabel): New prototype.
799 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
801 (output_call): Adjust calls.
803 2005-10-24 Alan Modra <amodra@bigpond.net.au>
805 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
806 peculiarity of GOT/TOC section usage.
808 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
811 * c-common.c (constant_string_class_name): Add documentation.
813 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
816 * recog.c (peephole2_optimize): Increment peep2_current_count
817 only when the slot is empty.
819 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
822 * except.c (output_function_exception_table): Call
823 assemble_external_libcall if we need a personality function.
825 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
827 PR rtl-optimization/24460
828 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
829 set the basic block for barriers.
831 2005-10-21 Janis Johnson <janis187@us.ibm.com>
833 * var-tracking.c (vt_initialize): Initialize post.
835 2005-10-21 Devang Patel <dpatel@apple.com>
838 * c-common.c (vector_types_convertible_p): Check vector element type.
840 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
842 * config/sh/sh.c (prepare_move_operands): Handle the address
843 constant which is a tls symbolic address plus a constant.
845 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
848 * gcc.c (main): Use the correct counter for erroring out
849 about mulitple files.
851 2005-10-21 Alan Modra <amodra@bigpond.net.au>
854 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
855 use r2 for 64-bit tls .got access.
857 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
859 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
862 2005-10-20 Steven Bosscher <stevenb@suse.de>
864 PR tree-optimization/24307
865 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
867 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
870 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
872 * varasm.c (find_decl_and_mark_needed): After cgraph global info
873 is ready, stop marking functions, but still mark variables.
875 2005-10-20 Richard Guenther <rguenther@suse.de>
878 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
881 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
883 PR rtl-optimization/23585
884 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
885 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
886 (may_trap_p_1): New predicate extracted from...
887 (may_trap_p): ... here. Invoke may_trap_p_1.
888 (may_trap_or_fault_p): New predicate.
889 * rtl.h (may_trap_or_fault_p): Declare it.
890 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
891 instead of may_trap_p.
892 (steal_delay_list_from_fallthrough): Likewise.
893 (fill_simple_delay_slots): Likewise.
894 (fill_slots_from_thread): Likewise.
895 * function.c (pad_to_arg_alignment): Rework comment about
896 SPARC_STACK_BOUNDARY_HACK.
897 * config/sparc/sparc.h: Likewise.
899 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
901 * config/s390/s390.c (s390_expand_insv): New.
902 * config/s390/s390-protos.h (s390_expand_insv): Declare.
903 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
904 ("icm_hi"): Remove mode attribute.
905 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
907 ("*extracthi", "*extractqi"): Remove.
908 (extv<mode>", "*extzv<mode>"): New.
909 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
910 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
912 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
914 * cfgexpand.c (discover_nonconstant_array_refs_r,
915 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
916 (tree_expand_cfg): Call discover_nonconstant_array_refs.
917 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
918 discover_nonconstant_array_refs.
920 2005-10-19 Steven Bosscher <stevenb@suse.de>
923 * c-decl.c (pop_scope): Don't warn about an unused variable
924 if it is marked with TREE_NO_WARNING.
925 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
926 somenow mismatch and olddecl is to be replaced.
928 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
931 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
932 whether registers live on the edge can be saved/restored.
934 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
936 * config/sh/sh.c (fixup_mova): Skip notes.
938 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
940 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
941 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
942 (s390_can_eliminate): Handle BASE_REGNUM elimination.
943 (s390_initial_elimination_offset): Likewise.
944 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
945 register on TARGET_ZARCH targets.
946 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
947 (INITIAL_FRAME_POINTER_OFFSET): Remove.
948 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
949 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
951 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
953 * config/s390/s390.md: Comment describing output modifiers updated.
954 * config/s390/s390.c (print_operand): Likewise.
956 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
958 * config/s390/s390.c (override_options): Added check for -mstack-size
960 * doc/invoke.texi: Mention that limit in the documenation.
962 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
965 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
967 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
969 Fix PR tree-optimization/24231
971 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
972 (compute_avail): Ditto.
974 2005-10-18 Richard Henderson <rth@redhat.com>
977 * config/i386/i386.c (legitimate_constant_p): Check
978 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
980 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
981 (legitimate_pic_address_disp_p): Reorg CONST checking to make
982 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
984 (print_operand_address): Likewise.
985 * config/i386/predicates.md (x86_64_immediate_operand): Test
986 SYMBOL_REF_TLS_MODEL properly inside CONST.
987 (x86_64_zext_immediate_operand): Likewise.
988 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
989 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
990 * config/i386/i386-protos.h: Remove predicates.md entries.
992 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
994 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
995 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
997 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
998 Ian Lance Taylor <ian@airs.com>
1001 * fold-const.c (fold_widened_comparison): Do not allow range based
1002 constant folding when right operand cannot be unwidened.
1004 2005-10-17 Richard Henderson <rth@redhat.com>
1006 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1007 with a memory clobber.
1009 2005-10-17 James E Wilson <wilson@specifix.com>
1011 PR rtl-optimization/17356
1012 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1013 checking for EDGE_EH.
1015 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1017 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1018 the slot on an even boundary for any type with 16-byte alignment.
1020 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1023 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1024 after register allocation.
1026 2005-10-17 DJ Delorie <dj@redhat.com>
1028 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1031 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1034 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1037 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1039 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1040 to 2 if it's already non-zero.
1041 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1042 is set and warn about it if flag_schedule_insns is 1.
1044 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1046 * config/crx/crx.md: Compare-and-branch instructions need to
1049 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1052 * config/i386/i386.md (*pushdi2_rex64 splitter)
1053 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1054 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1055 flow2 pass only when (optimize > 0 && flag_peephole2).
1057 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1060 * gcc.c (have_c): New static variable.
1062 (process_command): Remove declation of have_c.
1063 Set have_o to 1 when handling -o.
1064 (main): Add a fatel error if there are multiple
1065 files specified and -o and -c/-S is passed witout
1066 -combine or multiple languages.
1068 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1070 Fix PR tree-optimization/22444
1071 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1072 Assert that we don't hit something with subvars.
1073 (setup_pointers_and_addressables): Don't add things with subvars,
1074 because we'll already process the subvars for aliasing purposes.
1076 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1079 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1080 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1081 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1082 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1083 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1084 swapped, alternatives for the R constraint.
1087 * builtins.c (get_builtin_sync_mode): Make unlimited
1088 mode_for_size request.
1090 2005-10-15 Richard Henderson <rth@redhat.com>
1092 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1093 (gimplify_expr): ... here.
1094 (gimplify_compound_lval): Use it in initial scan loop. Allow
1095 fb_lvalue in base expression.
1097 2005-10-15 Richard Henderson <rth@redhat.com>
1100 * builtins.c (expand_builtin_trap): Export.
1101 * expr.h (expand_builtin_trap): Declare.
1102 * expr.c (expand_assignment): Emit a trap for integral offsets
1103 from registers that weren't reduced to bitpos.
1105 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1106 (mark_array_ref_addressable): Remove.
1107 * tree-flow.h (mark_array_ref_addressable): Remove.
1108 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1110 2005-10-15 James E Wilson <wilson@specifix.com>
1113 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1114 (add_dependence_list_and_free): Likewise.
1115 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1118 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1122 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1123 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1125 (vrp_visit_phi_node): Only prevent infinite iterations when
1126 the previous result and the new result are both VR_RANGEs.
1128 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1130 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1133 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1136 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1139 2005-10-14 Per Bothner <per@bothner.com>
1141 PR preprocessor/21250
1142 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1144 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1147 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1148 overflow flags. Refactor some conditionals.
1150 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1153 * tree-dfa.c (add_referenced_var): Only look at decls which
1154 have TREE_CONSTANT or TREE_READONLY set instead of if
1155 !TREE_PUBLIC or !TREE_CONSTANT.
1157 2005-10-13 James E Wilson <wilson@specifix.com>
1159 * doc/invoke.texi: For -x, add f95-cpp-input.
1160 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1162 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1164 PR tree-optimization/24262
1165 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1166 in loop all the time.
1168 2005-10-12 Richard Henderson <rth@redhat.com>
1171 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1172 * function.c (assign_parm_find_data_types): Don't support it.
1173 * print-tree.c (print_node): Likewise.
1174 * c-common.c (handle_transparent_union_attribute): Likewise.
1175 Use build_duplicate_type.
1176 * tree-inline.c (remap_type_1): Split out of remap_type;
1177 properly remap aggregate fields.
1178 (build_duplicate_type): New.
1179 * doc/extend.texi (Variable Attributes): Remove documentation
1180 for transparent_union.
1182 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1185 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1186 (gen_stack_pointer_dec): Likewise.
1188 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1192 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1194 (struct cxx): Add adjust_class_at_definition target hook.
1195 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1196 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1197 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1198 hook_void_tree. Add to TARGET_CXX.
1199 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1201 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1202 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1203 instead of attribute. Check for dllexport override. Warn if
1204 inconsistent dll linkage. Don't lose old dllimport if decl has
1205 had address referenced. Tweak lookup of dllimport atribute.
1206 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1207 for target specific rules. Don't add dllimport attribute if
1208 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1209 dllimport attribute.
1210 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1211 * varasm.c (initializer_constant_valid_p): Replace
1212 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1216 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1217 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1218 (i[34567]86-*-mingw32*): Likewise.
1220 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1221 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1223 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1224 C++-specific code. Change return value to bool.
1225 (i386_pe_dllimport_p): Likewise.
1226 (associated_type): Simplify and make language-independent
1227 (i386_pe_encode_section_info): Replace override of ambiguous
1228 dllimport symbol refs with a gcc_assert.
1229 (i386_pe_valid_dllimport_attribute_p): Define.
1230 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1231 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1232 i386_pe_adjust_class_at_definition.
1233 * config/i386/winnt-stubs.c: New file. Define stub versions of
1234 lang-specific functions.
1235 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1236 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1237 i386_pe_adjust_class_at_definition.
1238 (i386_pe_valid_dllimport_attribute_p): Declare.
1239 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1240 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1241 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1244 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1245 dllimport attribute with test of DECL_DLLIMPORT_P.
1247 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1249 * combine.c (make_extraction): Correct offset computation.
1251 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1253 * config/cris/t-linux (LIMITS_H_TEST): Define.
1255 2005-10-12 Richard Henderson <rth@redhat.com>
1258 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1260 2005-10-12 Richard Guenther <rguenther@suse.de>
1262 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1264 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1267 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1268 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1271 2005-10-12 Richard Guenther <rguenther@suse.de>
1274 * varasm.c (output_constant): Correct typo from previous
1277 2005-10-11 Ian Lance Taylor <ian@airs.com>
1279 PR rtl-optimization/13931
1280 * combine.c: Revert patch of 2003-05-14, and:
1281 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1282 completely killed in the appropriate insn.
1283 (distribute_notes): Don't skip multiple hard register test for
1284 elim_i1 and elim_i2.
1286 2005-10-11 Richard Henderson <rth@redhat.com>
1289 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1290 to initialize a transparent union instead of a nop_expr.
1292 2005-10-11 Richard Henderson <rth@redhat.com>
1294 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1295 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1296 (tree_ssa_dce_loop): Call scev_reset.
1299 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1300 * tree-ssa-dce.c: Include cfgloop.h.
1301 (tree_ssa_dce_loop, pass_dce_loop): New.
1302 * tree-pass.h (pass_dce_loop): Declare it.
1303 * passes.c (init_optimization_passes): Use it.
1305 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1308 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1309 Only apply the optimization for rounding builtins if the inner
1310 cast is also an extension.
1312 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1315 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1316 mark_new_vars_to_rename instead of update_stmt.
1318 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1320 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1322 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1324 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1325 for setting MMX register to 0 rather than mmx.
1327 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1330 * configure.ac: Move gas check from mips specific case to common case.
1331 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1332 * configure: Regenerate
1333 * doc/install.texi: Update.
1335 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1338 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1340 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1342 * gcc.c (do_spec_1): Accept numeric characters in file name
1345 2005-10-10 Nick Clifton <nickc@redhat.com>
1347 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1348 describing the deleted arm_gen_rotated_half_load function.
1350 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1352 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1355 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1357 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1359 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1360 (EXTRA_MULTILIB_PARTS): Define.
1361 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1362 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1363 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1364 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1365 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1366 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1368 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1370 PR tree-optimization/24226
1371 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1372 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1373 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1376 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1378 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1380 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1383 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1384 Rewrite for no need for the early clobber.
1386 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1388 Merge from csl-arm-branch:
1389 2005-09-07 Paul Brook <paul@codesourcery.com>
1390 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1393 2005-04-30 Paul Brook <paul@codesourcery.com>
1394 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1395 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1397 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1398 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1399 (arm_override_options): Use TARGET_AAPCS_BASED.
1400 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1401 (PTRDIFF_TYPE): Use int for AAPCS.
1402 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1403 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1404 (DEFAULT_SHORT_ENUMS): Delete.
1405 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1407 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1408 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1409 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1410 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1412 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1413 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1415 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1416 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1418 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1419 * config.gcc (arm*-*-linux-gnueabi): Add it.
1420 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1422 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1423 * config/arm/linux-eabi.h: New file.
1424 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1425 (LINUX_TARET_LINK_SPEC): Likewise.
1426 (LINK_SPEC): Use it.
1427 * config/arm/t-linux-eabi: New file.
1429 2005-10-08 Steven Bosscher <stevenb@suse.de>
1432 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1434 (PARAM_SMS_DFA_HISTORY): Likewise.
1436 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1439 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1440 (load_register_parameters): Call it.
1441 (check_sibcall_argument_overlap_1): Likewise.
1442 (store_one_arg): Likewise.
1444 2005-10-07 James E. Wilson <wilson@specifix.com>
1446 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1447 DImode not VECINT24 for operand 2.
1450 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1454 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1455 fr_spill): Use destination_operand for operand 0.
1457 2005-10-07 DJ Delorie <dj@redhat.com>
1459 * varasm.c (output_constant): Limit error to expanding
1462 2005-10-07 Richard Guenther <rguenther@suse.de>
1465 * fold-const.c (fold_binary): Fix operand types during folding
1466 of X op (A, Y). Evaluation order of the side-effects of
1467 X and A are frontend-defined, so ensure we honour that even for
1468 tcc_comparison class operands; eased by removing duplicate code.
1470 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1472 * stor-layout.c (layout_type): Do not allow alignment of array
1473 elements to be greater than their size.
1475 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1477 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1479 (hppa*-*-linux*): Ditto.
1480 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1481 * config/host-hpux.c: New.
1482 * config/x-hpux: New.
1483 * config/pa/x-hpux: Remove.
1484 * config/pa/x-linux: Remove.
1485 * config/pa/pa-host.c: Remove.
1487 2005-10-07 Jeff Law <law@redhat.com>
1489 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1490 determine whether or not to try and thread outgoing edges.
1492 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1494 * config/rs6000/rs6000.md (eqsi_power): New.
1495 (neg_eq0si): Add TARGET_POWER to final condition.
1498 2005-10-06 Richard Henderson <rth@redhat.com>
1500 * config/rs6000/rs6000.c: Revert last change.
1502 2005-10-06 Richard Henderson <rth@redhat.com>
1504 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1505 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1507 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1511 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1512 out return_label and naked_return_label.
1514 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1516 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1519 2005-10-06 Richard Henderson <rth@redhat.com>
1522 * tree-inline.c (declare_return_variable): Handle modify_dest not
1525 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1527 Fix PR tree-optimization/22488
1528 * tree-ssa-structalias.c (check_for_overlaps): New function.
1529 (create_variable_info_for): Use it.
1531 2005-10-06 Richard Henderson <rth@redhat.com>
1534 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1535 (dwarf2out_start_source_file): Print it.
1537 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1539 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1541 2005-10-06 Richard Henderson <rth@redhat.com>
1544 * mode-switching.c (optimize_mode_switching): Clear transp bit
1545 for block with incomming abnormal edges.
1547 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1548 (fpscr_set_from_mem): Use them.
1549 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1550 (fpscr postinc splitters): Rewrite as peephole2+split.
1552 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1554 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1555 (eq<mode>_compare): Same.
1557 2005-10-06 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/24238
1560 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1562 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1564 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1565 here. Use AC_PATH_PROG for environment variables instead of
1567 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1569 * configure: Regenerated.
1571 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1574 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1575 then force it into a register.
1576 (call_value): Likewise.
1578 2005-10-06 Richard Henderson <rth@redhat.com>
1581 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1582 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1583 under pass_vectorize.
1585 2005-10-05 Devang Patel <dpatel@apple.com>
1588 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1589 handling constants. Check NAMESPACE_DECL context for constants.
1591 2005-10-05 Eric Christopher <echristo@apple.com>
1593 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1595 2005-10-05 Richard Henderson <rth@redhat.com>
1598 * tree-cfg.c (mark_array_ref_addressable_1): New.
1599 (mark_array_ref_addressable): New.
1600 * tree-flow.h (mark_array_ref_addressable): Declare.
1601 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1603 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1607 * reload.c (subst_reloads): When adding a REG_LABEL to a
1608 jump instruction, also update JUMP_LABEL.
1610 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1612 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1613 * bb-reorder.c (copy_bb_p): Use it.
1614 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1616 2005-10-05 Richard Henderson <rth@redhat.com>
1619 * toplev.c (process_options): Warn about unsupported combinations
1620 of unwind tables and omit-frame-pointer.
1621 * config/i386/i386.c (override_options): Similarly. Enable
1622 accumulate-outgoing-args if not explicitly disabled.
1624 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1626 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1627 Handle big endian vs. small endian.
1628 (vec_initv2sf): Handle big endian vs. small endian.
1629 (*vec_extractv2sf_1): Ditto.
1631 2005-10-05 Dale Johannesen <dalej@apple.com>
1633 * convert.c (convert_to_real): Don't convert
1634 (float)floor(double d) to floorf((float)d).
1636 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1638 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1640 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1642 PR tree-optimization/18587
1643 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1644 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1645 build_vuses): Change to VEC type.
1646 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1647 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1648 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1649 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1650 (get_name_decl): New. Return DECL_UID of base variable.
1651 (operand_build_cmp): New. qsort comparison routine.
1652 (operand_build_sort_virtual): New. Sort virtual build vector.
1653 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1654 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1655 (FINALIZE_BASE): Use get_name_decl.
1656 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1657 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1658 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1659 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1660 direct VEC_* manipulations.
1661 (build_ssa_operands): Call operand_build_sort_virtual.
1662 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1663 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1664 with direct VEC_* manipulations.
1665 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1666 with direct VEC manipulations.
1668 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1670 PR tree-optimization/21419
1671 PR tree-optimization/24146
1672 PR tree-optimization/24151
1674 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1675 (build_asm_expr): Call it if outputs are read-only.
1676 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1678 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1679 Paolo Bonzini <bonzini@gnu.org>
1683 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1684 enable the instructions and not just the built-ins.
1685 * doc/invoke.texi (x86 Options): Likewise.
1687 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1689 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1691 * doc/invoke.texi (Option Summary): Correct spelling
1692 of -mmacosx-version-min.
1694 2005-10-04 Devang Patel <dpatel@apple.com>
1696 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1699 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1701 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1702 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1704 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1706 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1707 ("TE","tg"): New mode attributes.
1708 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1709 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1710 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1711 dword_mode and one for GPRmode.
1713 2005-10-04 Ian Lance Taylor <ian@airs.com>
1715 PR preprocessor/13726
1716 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1717 any comments passed in.
1719 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1721 * tree.c (annotate_with_file_line): Fix typo.
1723 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1726 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1727 type used to access data in the inlined length == 1 case, use
1728 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1729 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1731 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1733 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1734 TARGET_SSE3 and only for TARGET_80387.
1735 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1736 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1737 Do not depend on TARGET_80387.
1739 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1741 * tree.c (last_annotated_node): Change type to location_t*.
1742 (annotate_with_file_line): Reflect the change of
1743 last_annotated_node type.
1745 2005-10-04 Richard Guenther <rguenther@suse.de>
1748 * c-decl.c (grokdeclarator): Don't write to fields
1751 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1754 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1756 * varasm.c (make_decl_rtl): If a register variable does not
1757 have a set user assmbler name, error out.
1758 Decode the asmspec is now name+1 bypassing '*'.
1760 2005-10-04 Steven Bosscher <stevenb@suse.de>
1762 PR tree-optimization/23049
1763 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1764 of a COND_EXPR is folded before calling fold on the whole rhs of a
1765 conditional assignment.
1766 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1767 document that a COND_EXPR may appear there.
1769 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1772 * tree-vrp.c (extract_range_from_assert): If the new numeric
1773 range created out of the assertion contradicts the existing
1774 numeric range of the ASSERT_EXPR variable, make the new range
1777 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1779 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1780 from T_REGS to FP register class.
1782 2005-10-03 Richard Henderson <rth@redhat.com>
1785 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1786 before creating a new one.
1788 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1790 * config/rs6000/t-aix43 (LDFLAGS): New.
1791 * config/rs6000/t-aix52 (LDFLAGS): New.
1793 2005-10-03 Ian Lance Taylor <ian@airs.com>
1795 * gimplify.c (find_single_pointer_decl_1): New static function.
1796 (find_single_pointer_decl): New static function.
1797 (internal_get_tmp_var): For a formal variable, set restrict base
1798 information if appropriate.
1799 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1801 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1802 (DECL_GET_RESTRICT_BASE): Define.
1803 (SET_DECL_RESTRICT_BASE): Define.
1804 (decl_restrict_base_lookup): Declare.
1805 (decl_restrict_base_insert): Declare.
1806 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1807 * tree.c (restrict_base_for_decl): New static variable.
1808 (init_ttree): Initialize restrict_base_for_decl.
1809 (copy_node_stat): Copy restrict base information.
1810 (decl_restrict_base_lookup): New function.
1811 (decl_restrict_base_insert): New function.
1812 (print_restrict_base_statistics): New static function.
1813 (dump_tree_statistics): Call print_restrict_base_statistics.
1815 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1818 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1819 case of anti-ranges.
1821 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1824 * c-typeck.c (tagged_tu_seen): Rename to ...
1825 (tagged_tu_seen_cache): this and add val field.
1826 (comptypes): Move functional to comptypes_internal
1827 and free tagged_tu_seen.
1828 (comptypes_internal): New function and call comptypes_internal
1829 instead of comptypes. Speed up by sibcalling
1830 tagged_types_tu_compatible_p.
1831 (alloc_tagged_tu_seen): New function
1832 (free_all_tagged_tu_seen_up_to): New function.
1833 (tagged_types_tu_compatible_p): Return the val of the seen two
1835 Add that the two types are the same to tagged_tu_seen_base
1836 if they are and call comptypes_internal instead of comptypes.
1837 <case UNION_TYPE>: Speed up common type where the fields are
1839 (function_types_compatible_p): Call comptypes_internal instead of
1841 (type_lists_compatible_p): Likewise.
1842 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1844 2005-10-02 Matthias Klose <doko@debian.org>
1846 * doc/invoke.texi: Fix typo and speling error.
1848 2005-10-01 Richard Henderson <rth@redhat.com>
1850 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1852 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1854 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1855 using --start-group and --end-group.
1857 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1859 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1860 FIXME note regarding quirky semantics.
1862 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1865 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1866 non-null range as a last resort.
1868 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1869 Diego Novillo <dnovillo@redhat.com>
1872 * tree-vrp.c (extract_range_from_assert): For !=
1873 assertions, only build an anti-range if LIMIT is a
1874 single-valued range.
1876 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1878 * arm.md (movqi): On thumb when optimizing, handle loading from
1879 memory by describing this as taking a subreg of a zero-extended load
1880 into an SImode register.
1883 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1885 * reload1.c (merge_assigned_reloads): Do not change any
1886 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1888 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1890 * Makefile.in (LIPO_FOR_TARGET): Define.
1891 (STRIP_FOR_TARGET): Define.
1893 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1894 before creating new ones. Do symlinks before creating the actual
1897 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1898 to work out which multilibs are actually being built.
1900 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1902 * tree-vect-transform.c, config/ms1/ms1.md,
1903 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1904 Follow spelling conventions.
1905 * doc/invoke.texi, doc/md.texi: Fix typos.
1907 2005-09-30 Andrew Macleod <amacleod@redat.com>
1909 PR tree-optimization/21430
1910 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1911 use operands, and set stmt pointer if need be.
1912 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1913 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1916 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1919 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1921 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1923 * optabs.c (expand_binop): Initialize first_pass_p.
1925 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1928 * c-decl.c (c_write_global_declarations_1): If any
1929 wrapup_global_declaration_2 call returned true, restart the loop.
1931 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1933 Fix PR tree-optimization/24117
1934 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1935 before considering whether to use anyoffset.
1937 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1941 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1943 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1945 (swap_commutative_operands_with_target): New.
1947 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1950 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1953 2005-09-29 Steven Bosscher <stevenb@suse.de>
1955 PR tree-optimization/23911
1956 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1957 and IMAGPART_EXPR too.
1959 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1962 * expmed.c (expand_shift): Move logic to reverse rotation
1963 direction when rotating by constants ...
1964 * optabs.c (expand_binop): ... here.
1965 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1966 (ix86_rotrdi3): New pattern.
1967 (rotldi3): Handle 32-bit mode.
1968 (ix86_rotldi3): New pattern.
1970 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1973 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1974 check for numbers that need no bit twiddle.
1976 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1978 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1979 multilib to be built.
1981 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1982 (stage1-start): Delete old libgcc and libunwind before moving
1983 anything into the stage directory.
1984 (stage2-start): Likewise.
1985 (stage3-start): Likewise.
1986 (stage4-start): Likewise.
1987 (stageprofile-start): Likewise.
1988 (stagefeedback-start): Likewise.
1989 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1990 header in tm_file and CPU-specific t-darwin in tmake_file.
1991 (i[34567]86-*-darwin*): Don't change tm_file.
1992 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1993 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1994 shared library stub for target OS version.
1995 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1996 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1997 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1998 (libgcc_s.%.dylib): New.
2000 (install-darwin-libgcc-stubs): New.
2001 (INSTALL_LIBGCC): New append.
2002 * config/i386/darwin-libgcc.10.4.ver: New.
2003 * config/i386/darwin-libgcc.10.5.ver: New.
2004 * config/i386/t-darwin: New.
2005 * config/rs6000/darwin-libgcc.10.4.ver: New.
2006 * config/rs6000/darwin-libgcc.10.5.ver: New.
2007 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2008 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2010 2005-09-28 Paul Brook <paul@codesourcery.com>
2012 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2015 2005-09-28 Richard Guenther <rguenther@suse.de>
2017 PR tree-optimization/23853
2018 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2019 host_integerp to verify misalignment value.
2021 2005-09-28 Richard Henderson <rth@redhat.com>
2023 * builtins.c (get_builtin_sync_mode): New.
2024 (expand_builtin_sync_operation): Pass in mode argument.
2025 (expand_builtin_compare_and_swap): Likewise.
2026 (expand_builtin_lock_test_and_set): Likewise.
2027 (expand_builtin_lock_release): Likewise.
2028 (expand_builtin): Update to match.
2030 2005-09-28 Nick Clifton <nickc@redhat.com>
2032 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2033 formatting. Add check to PLUS case to ensure that the offset is
2034 within an acceptable range.
2036 * config/v850/v850.md (casesi): Disable the generation of the
2037 switch pattern as it is not being handled properly at the moment.
2039 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2040 for when the high words are identical.
2042 2005-09-27 Richard Henderson <rth@redhat.com>
2044 * pretty-print.c (pp_base_format): Fix typo for %>.
2046 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2047 Devang Patel <dpatel@apple.com>
2049 PR tree-optimization/23625
2050 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2051 LABEL_EXPR, assertion check.
2053 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2055 * optabs.c (no_conflict_move_test): Check if a result of a
2056 to-be-moved insn would be clobbered by an originally
2059 2005-09-27 Jeff Law <law@redhat.com>
2061 * passes.c (init_optimization_passes): Replace copy propagation
2062 passes immediately after DOM with phi-only copy propagation
2063 pases. Add phi-only copy propagation pass after first DOM pass.
2064 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2065 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2066 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2067 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2068 to init_copy_prop. Callers updated.
2069 (do_phi_only_copy_prop): New function.
2070 (pass_phi_only_copy_prop): New pass descriptor.
2072 2005-09-27 Nick Clifton <nickc@redhat.com>
2074 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2076 2005-09-26 Jason Merrill <jason@redhat.com>
2079 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2081 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2083 2005-09-26 James E Wilson <wilson@specifix.com>
2085 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2086 copyright. Add gcc copyright plus libgcc exception.
2087 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2089 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2091 2005-09-26 Jeff Law <law@redhat.com>
2093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2094 about when to iterate.
2096 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2099 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2100 for __complex__ double in -mcpu=G5 mode.
2102 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2104 PR tree-optimization/23942
2105 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2106 * tree-scalar-evolution.c: Include params.h.
2108 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2109 follow_ssa_edge_in_condition_phi_branch,
2110 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2111 Change return type to t_bool. Use a parameter to limit the size of
2112 trees that are walked before stopping
2113 (analyze_evolution_in_loop): Initialize the limit to 0.
2114 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2115 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2117 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2120 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2121 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2123 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2125 * combine.c (make_extraction): Check for valid use of subreg.
2127 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2130 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2131 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2132 ("fist<mode>2_with_temp"): Use only register operands.
2134 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2136 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2137 CALL_INSN_FUNCTION_USAGE.
2139 2005-09-26 Richard Guenther <rguenther@suse.de>
2142 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2143 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2144 (ldst_entry): Use the hashtable instead of list-walking.
2145 (find_rtx_in_ldst): Likewise.
2146 (free_ldst_entry): Free the hashtable.
2147 (compute_ld_motion_mems): Create the hashtable.
2148 (trim_ld_motion_mems): Remove entry from hashtable if
2149 removing it from list.
2150 (compute_store_table): Likewise^2.
2151 (store_motion): Free hashtable in case we did not see
2154 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2156 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2157 and arg1 if we are passing them to fold_build2.
2159 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2162 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2165 2005-09-25 Richard Henderson <rth@redhat.com>
2167 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2168 SYMBOL_REF_TLS_MODEL to be correct.
2170 2005-09-24 Richard Henderson <rth@redhat.com>
2172 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2173 end of function. Reindent.
2175 2005-09-24 Ian Lance Taylor <ian@airs.com>
2177 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2178 NEGATE_EXPR/BIT_NOT_EXPR case.
2180 2005-09-24 Richard Henderson <rth@redhat.com>
2182 * c-common.c (handle_mode_attribute): When not modifying in place,
2183 create subtypes for enumerations.
2184 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2185 * gimplify.c (create_tmp_from_val): Likewise.
2187 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2189 * config/i386/i386.md (*tls_global_dynamic_64,
2190 *tls_local_dynamic_base_64): Add missing mode to call.
2191 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2193 2005-09-24 Jan Hubicka <jh@suse.cz>
2195 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2196 (cgraph_clone_node): Likewise.
2197 * cgraph.h (cgraph_clone_edge): Update prototype.
2198 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2199 duplicated prototypes; add updating argument.
2200 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2201 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2203 (cgraph_mark_inline_edge): Likewise.
2204 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2205 (cgraph_flatten_node): Likewise.
2206 (cgraph_decide_recursive_inlining): Likewise.
2207 (cgraph_decide_inlining_of_small_function): Likewise.
2208 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2210 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2211 Pete Steinmetz <steinmtz@us.ibm.com>
2213 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2214 (rldic.): Set type to "compare".
2216 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2217 mfjmpr for MFCTR/MFLR.
2218 (movdf_hardfloat64): Same.
2219 (movdf_softfloat64): Same. Correct order of store and move types.
2220 (movti_string): Set type to store_ux/load_ux.
2221 (load_multiple): Set type to load_ux.
2222 (store_multiple): Set type to store_ux.
2223 (movmemsi): Set type to store_ux.
2224 (output_cbranch direct_return): Set type to jmpreg.
2225 (stmw): Set type to store_ux.
2226 (lmw): Set type to load_ux.
2227 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2228 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2229 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2230 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2231 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2232 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2233 (rios1-fpstore): Increase latency to 3.
2234 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2235 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2237 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2238 Andrew Pinski <pinskia@physics.uc.edu>
2240 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2241 operand2 constraint to "b".
2242 (sync_<fetchop_name>di_internal): Same.
2243 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2245 (sync_old_<fetchop_name>di_internal): Same.
2246 (sync_new_<fetchop_name>si_internal): Same.
2247 (sync_new_<fetchop_name>di_internal): Same.
2249 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2252 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2253 case, define as macros.
2255 PR rtl-optimization/23837
2256 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2257 clobber / clobber match between dest and p->first.
2259 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2260 (no_conflict_move_test): Update comments.
2262 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2264 * doc/install.texi: Update URL for Jacks.
2265 * doc/sourcebuild.texi: Likewise.
2267 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2270 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2271 registers when choosing register preferences.
2272 (movdf_hardfloat64): Same.
2274 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2276 * expmed.c (expand_shift): Don't use the target of the rotate as
2277 target for the first expanded shift insn.
2278 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2280 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2282 PR tree-optimization/22438
2283 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2284 preserved iv rhs rewriting specially.
2286 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2288 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2289 estimate_only is true.
2290 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2291 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2292 tree-ssa-structalias.c
2293 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2294 ref_contains_indirect_ref.
2295 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2297 2005-09-21 DJ Delorie <dj@redhat.com>
2299 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2301 (mn10300_return_in_memory): Support variable size types also.
2302 (mn10300_pass_by_reference): Likewise.
2303 (mn10300_function_value): New.
2304 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2305 (FUNCTION_OUTGOING_VALUE): Likewise.
2306 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2307 * doc/invoke.texi: Document it.
2309 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2312 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2313 force integer op1 into register for XFmode compares.
2315 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2318 * expmed.c (alg_code): Add alg_impossible.
2319 (alg_hash_entry): Add cost.
2320 (synth_mult): Record alg_impossible in the hash table if
2321 multiplication by a given integer is impossble within the
2322 limit. Speed up using alg_impossible.
2324 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2326 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2327 argument. Allow and set any offset if needs_anyoffset is passed
2329 (get_constraint_for): Add argument here too.
2331 (do_structure_copy): Pass NULL to get_constraint_for.
2332 (handle_ptr_arith): Ditto.
2333 (find_func_aliases): Ditto.
2335 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2337 PR rtl-optimization/23898
2338 * output.h (get_attr_min_length): Declare.
2339 * final.c (get_attr_length_1): New function, broken out of:
2341 (get_attr_min_length): New function.
2342 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2343 (duplicate_computed_gotos): Likewise.
2344 * genattr.c (insn_min_length): Generate declaration.
2345 * genattrtab.c (min_fn, min_attr_value): New functions.
2346 (make_length_attrs): Generate insn_min_length.
2348 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2350 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2352 2005-09-20 Richard Henderson <rth@redhat.com>
2354 PR tree-optimization/24059
2355 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2358 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2360 * c.opt (fextended-identifiers): New.
2361 * c-opts.c (c_common_handle_option): Handle
2362 -fextended-identifiers.
2363 * doc/cpp.texi: Update documentation of extended identifiers.
2364 * doc/cppopts.texi (-fextended-identifiers): Document.
2366 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2368 PR tree-optimization/23929
2369 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2372 PR tree-optimization/23818
2373 * tree-stdarg.c (execute_optimize_stdarg): Call
2374 calculate_dominance_info.
2376 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2378 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2379 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2380 (compute_overlap_steps_for_affine_1_2): Use
2381 get_number_of_iters_for_loop.
2382 (analyze_subscript_affine_affine): Check whether difference is
2384 Use get_number_of_iters_for_loop.
2385 Check whether overlap occurs outside of bounds.
2386 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2388 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2390 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2391 base register if possible.
2393 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2395 PR tree-optimization/18463
2396 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2397 converting it directly is not possible.
2398 (chrec_convert_aggressive): New function.
2399 * tree-chrec.h (chrec_convert_aggressive): Declare.
2400 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2401 Fold chrec conversions aggressively if asked to.
2402 (instantiate_parameters): Modified because of changes in
2403 instantiate_parameters_1.
2405 2005-09-19 Richard Henderson <rth@redhat.com>
2407 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2408 (reduc_splus_v2df): New.
2410 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2412 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2413 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2415 2005-09-19 Richard Henderson <rth@redhat.com>
2417 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2420 2005-09-19 Richard Henderson <rth@redhat.com>
2422 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2423 (ia64_expand_dot_prod_v8qi): New.
2424 * config/ia64/ia64-protos.h: Update.
2425 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2426 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2427 sdot_prodv8qi, sdot_prodv4hi): New.
2428 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2430 2005-09-19 Richard Henderson <rth@redhat.com>
2433 * real.c (exact_real_truncate): Return false if the format cannot
2434 represent the number as a normal.
2436 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2437 for a memory source.
2439 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2441 * tree-ssa-operands.c (swap_tree_operands): Export.
2442 * tree.h (swap_tree_operands): Declare.
2443 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2444 Call swap_tree_operands.
2446 2005-09-19 Richard Henderson <rth@redhat.com>
2448 * tree-flow.h (merge_alias_info): Declare.
2449 * tree-ssa-copy.c (merge_alias_info): Export.
2450 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2451 (vect_create_data_ref_ptr): Use create_iv directly.
2452 (vectorizable_load): Use correct types for integer constants.
2453 (vect_generate_tmps_on_preheader): Likewise.
2454 (vect_gen_niters_for_prolog_loop): Likewise.
2456 2005-09-19 Steven Bosscher <stevenb@suse.de>
2458 PR rtl-optimization/23943
2459 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2461 2005-09-18 Jan Hubicka <jh@suse.cz>
2463 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2465 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2467 * varasm.c (output_constant): Do not abort on conversions to union
2468 types between different sizes.
2470 2005-09-18 Richard Guenther <rguenther@suse.de>
2473 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2476 2005-09-18 Paul Brook <paul@codesourcery.com>
2478 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2480 2005-09-17 Richard Henderson <rth@redhat.com>
2482 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2483 * tree-ssa-loop.c (pass_vect_dce): Remove.
2484 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2487 2005-09-17 Richard Henderson <rth@redhat.com>
2489 * tree-pass.h (pass_vect_dce): Declare.
2490 * passes.c (init_optimization_passes): Add it.
2491 * tree-flow.h (tree_ssa_dce): Declare.
2492 * tree-ssa-dce.c (tree_ssa_dce): Export.
2493 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2494 (gate_tree_vectorize): ... here.
2495 (pass_vect_dce): New.
2497 2005-09-17 Jan Hubicka <jh@suse.cz>
2499 * except.c (struct eh_status): Turn region_array into vec.
2500 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2501 convert_from_eh_region_ranges, find_exception_handler_labels,
2502 current_function_has_exception_handlers, assign_filter_values,
2503 build_post_landing_pads, dw2_build_landing_pads,
2504 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2505 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2506 foreach_reachable_handler, can_throw_internal_1,
2507 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2509 (duplicate_eh_region_1): Update region_array.
2510 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2512 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2515 * expmed.c (expand_mult): Substitute simple register for op0 when
2518 2005-09-17 Richard Henderson <rth@redhat.com>
2520 * expr.c (emit_move_via_integer): Add force argument, pass it on
2521 to emit_move_change_mode. Update callers.
2522 (emit_move_complex): Pass true to new force argument.
2523 * function.c (expand_function_end): Move expand_eh_return call
2524 earlier. Merge sub-word complex values into a pseudo before
2525 copying to the return hard register.
2527 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2529 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2530 between different sizes.
2532 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2536 * passes.c (init_optimization_passes): Register dump files for
2539 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2541 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2542 * config/s390/s390.c (s390_overlap_p): New function.
2543 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2544 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2547 2005-09-16 Richard Guenther <rguenther@suse.de>
2549 * ipa-pure-const.c (static_execute): Free auxiliar information.
2550 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2551 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2553 2005-09-15 DJ Delorie <dj@redhat.com>
2555 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2557 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2559 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2561 (swap_commutative_operands_with_target): New.
2563 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2565 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2568 (estimate_iters_using_array): New function.
2569 * tree-data-ref.h (estimate_iters_using_array): Prototype
2570 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2571 Use estimate_iters_using_array instead of analyze_array.
2573 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2575 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2578 2005-09-15 Michael Matz <matz@suse.de>
2580 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2582 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2584 PR tree-optimization/23835
2585 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2586 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2588 2005-09-14 Richard Henderson <rth@redhat.com>
2590 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2591 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2593 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2595 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2596 in the ARRAY_TYPE case.
2598 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2600 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2602 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2605 * tree-vect-transform.c (vectorizable_operation): Return false for
2606 scalar shift operations and for vector shift operations with
2607 non-invariant shift arguments. Use scalar tree operand op1 as
2608 a shift operand when vector shift insn pattern uses scalar shift
2610 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2612 2005-09-14 Olivier Hainque <hainque@adacore.com>
2614 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2615 value if it has side-effects.
2617 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2620 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2622 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2624 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2625 passed as NAME as if it were label at start of function code.
2627 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2629 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2632 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2634 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2635 as early clobber. Rewrite so the PIC register is not implicitly used.
2637 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2639 * tree.c (annotate_with_file_line): Compare line numbers before
2642 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2645 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2646 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2648 2005-09-13 Ian Lance Taylor <ian@airs.com>
2650 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2651 than a HOST_WIDEST_INT to gen_doloop_begin.
2653 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2655 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2657 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2659 PR tree-optimize/23817
2660 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2662 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2665 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2666 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2667 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2668 (restore_stack_nonlocal): Likewise.
2669 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2671 2005-09-12 Ian Lance Taylor <ian@airs.com>
2674 * c.opt (ffriend-injection): New C++ option.
2675 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2676 (C++ Dialect Options): Document -ffriend-injection.
2678 2005-09-12 Josh Conner <jconner@apple.com>
2681 * ipa-reference.c (static_execute): Don't mark variables in
2682 named sections TREE_READONLY.
2684 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2686 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2689 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2691 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2692 V_MUST_DEF instead of just the first_use_p.
2693 Don't mark the virtual variables for renaming on the statement which
2695 (pass_dse): Remove TODO_update_ssa.
2697 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2700 * stor-layout.c (compute_record_mode): For records with a single
2701 field, actually check the field's mode size against the type size.
2703 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2704 registers for TARGET_SHMEDIA.
2705 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2706 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2707 of GENERAL_REGS and FP_REGS.
2709 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2711 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2713 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2715 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2716 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2717 are omitted. Exclude stack_tie insn too.
2719 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2721 PR rtl-optimization/23098
2722 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2724 * config/rs6000/rs6000.md (movdf splitter): Use
2725 const_double_operand predicate for TARGET_POWERPC64.
2726 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2727 SYMBOL_REF method to ABI_V4.
2729 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2730 replace_equiv_address.
2731 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2732 rs6000_sr_alias_set and MEM_NOTRAP.
2733 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2735 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2737 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2738 handle CALL_EXPR again.
2740 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2742 * arm/predicates.md (alignable_memory_operand): Delete.
2744 2005-09-10 Richard Henderson <rth@redhat.com>
2747 * dbxout.c (dbxout_expand_expr): New.
2748 (dbxout_symbol): Use it.
2750 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2752 * arm.c (arm_gen_rotated_half_load): Delete.
2753 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2754 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2755 (thumb_set_return_address): Likewise.
2756 (thumb_load_double_from_address): Use adjust_address.
2757 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2758 (extendhsisi2_mem, movhi_bytes): Use change_address.
2759 (movhi): Use widen_memory_access.
2760 (reload_out_df): Use replace_equiv_address.
2761 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2763 2005-09-09 Richard Henderson <rth@redhat.com>
2766 * dbxout.c: Include expr.h.
2767 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2768 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2769 * Makefile.in (dbxout.o): Add EXPR_H.
2771 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2773 PR tree-optimization/23509
2774 * tree-cfg.c (replace_uses_by): Use replace_exp.
2775 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2776 pointers have name_mem_tag or type_mem_tag set.
2778 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2780 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2781 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2782 of wrongly accessing operands.
2784 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2786 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2787 * tree-chrec.c: Include tree-scalar-evolution.h.
2788 (chrec_convert): Instantiate the base and step before calling
2789 scev_probably_wraps_p that would fail on parametric evolutions.
2790 Collect all the fails into a single section failed_to_convert,
2791 print a diagnostic, and return chrec_dont_know instead of calling
2793 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2794 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2796 (scev_const_prop): Don't replace the definition of a loop closed ssa
2797 phi node by itself, or by another loop closed ssa phi node.
2798 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2799 that base and step are defined.
2801 2005-09-09 Richard Guenther <rguenther@suse.de>
2804 * fold-const.c (fold_ternary): Check truth_value_p before
2805 calling invert_truthvalue.
2807 2005-09-09 Nick Clifton <nickc@redhat.com>
2809 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2810 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2811 dimension of these arrays.
2812 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2814 * longlong.h: Only provide a prototype for the __clz_tab[] array
2815 if this header has not been included from libgcc2.h.
2816 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2818 Provide prototypes for exported functions.
2819 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2822 2005-09-08 Josh Conner <jconner@apple.com>
2826 * expr.c (expand_expr_addr_expr_1): Don't invoke
2827 expand_simple_binop for EXPAND_INITIALIZER.
2829 2005-09-08 Richard Henderson <rth@redhat.com>
2832 * toplev.c (wrapup_global_declaration_1): Split out ...
2833 (wrapup_global_declaration_2): ... from ...
2834 (wrapup_global_declarations): ... here. Return bool.
2835 (check_global_declaration_1): Split out ...
2836 (check_global_declarations): from here.
2837 (emit_debug_global_declarations): New.
2838 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2839 check_global_declaration_1, emit_debug_global_declarations): Declare.
2840 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2841 of decls. Call wrapup_global_declaration_1,
2842 wrapup_global_declaration_2, check_global_declaration_1 directly.
2843 (c_write_global_declarations_2): New.
2845 (c_write_global_declarations): Call c_write_global_declarations_2.
2846 * langhooks.c (write_global_declarations): Call
2847 emit_debug_global_declarations.
2849 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2850 remove decls that have DECL_RTL_SET_P.
2851 * passes.c (rest_of_decl_compilation): Invoke
2852 cgraph_varpool_finalize_decl for all but functions.
2854 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2856 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2857 the result of a conversion if the new min and max cannot be compared.
2859 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2861 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2862 (override_options): Setting s390_sr_alias_set removed.
2863 (save_fpr, save_gprs): Set alias set to vararg or frame.
2864 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2865 s390_sr_alias_set with get_frame_alias_set ().
2866 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2867 get_varargs_alias_set ().
2869 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2873 * c-parser.c (c_parser_objc_method_definition): If the next
2874 token is not "{", error out and don't start the function.
2876 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2878 * tree-vrp.c (extract_range_from_expr): Move the check for non
2879 nullness after the check for gimple invariant.
2881 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2883 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2885 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2888 * config/m32r.md (movmemsi_internal): Canonicalize order of
2889 operands in PLUS component of template.
2891 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2893 * reload1.c (fixup_eh_region_note): Remove assertion.
2894 (fixup_abnormal_edges): Reverted removal of call to
2895 find_many_sub_basic_blocks made on 2005-08-31.
2897 2005-09-07 Richard Henderson <rth@redhat.com>
2899 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2900 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2901 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2902 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2903 rearrange for better packing.
2904 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2905 (lookup_cfa_1): Remove inline marker.
2906 (cfa_equal_p): Split out of ...
2907 (def_cfa_1): ... here. Use INVALID_REGNUM.
2908 (build_cfa_loc): Handle !cfa->indirect.
2909 (frame_pointer_cfa_offset): New.
2910 (dbx_reg_number): Assert register elimination performed; do
2911 leaf register remapping.
2912 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2913 (eliminate_reg_to_offset): New.
2914 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2915 for verifiably local stack frame addresses; re-base to CFA.
2916 (mem_loc_descriptor): Remove can_use_fbreg argument.
2917 (concat_loc_descriptor, loc_descriptor): Likewise.
2918 (containing_function_has_frame_base): Remove.
2919 (rtl_for_decl_location): Don't do register elimination or
2920 leaf register remapping here.
2921 (secname_for_decl): Split out from ..
2922 (add_location_or_const_value_attribute): ... here.
2923 (convert_cfa_to_loc_list): New.
2924 (compute_frame_pointer_to_cfa_displacement): New.
2925 (gen_subprogram_die): Use them.
2926 * tree.h (frame_base_decl): Remove.
2927 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2928 (prologue_stack_adjust): Remove.
2929 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2930 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2931 (set_frame_base_location): Remove.
2932 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2933 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2934 (vt_add_function_parameters): Don't eliminate_regs.
2935 (vt_initialize): Don't create frame_base_decl.
2937 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2939 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2940 version of GNU binutils for 4.x and later.
2942 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2944 * ggc-page.c (ggc_push_context): Remove.
2945 (ggc_pop_context): Likewise.
2946 * ggc.h (ggc_push_context): Remove.
2947 (ggc_pop_context): Likewise.
2949 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2952 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2953 returning from an interrupt handler.
2955 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2958 * config/arc/arc.c (output_shift): Add check for loop count when
2961 2005-09-06 Steven Bosscher <stevenb@suse.de>
2963 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2965 (abs_replacement): Likewise.
2966 (pass_phiopt): Remove TODO_update_ssa.
2968 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2971 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2972 if "return with no value, in function returning non-void" warning
2974 * tree-cfg.c (execute_warn_function_return): Don't look at
2975 RETURN_EXPRs with TREE_NO_WARNING set.
2978 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2979 for internal functions doesn't use registers used by global registers
2980 variables. Use fewer register parameters if there are global register
2983 2005-09-06 Olivier Hainque <hainque@adacore.com>
2984 Eric Botcazou <ebotcazou@adacore.com>
2987 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2988 when we would be extracting outside its bit span (bitpos+bitsize
2989 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2990 Ada unchecked conversions.
2992 2005-09-06 Steven Bosscher <stevenb@suse.de>
2994 * tree-ssa-pre.c (try_look_through_load): New function.
2995 (compute_avail): Use it to try to look through loads for some
2996 more useful expressions.
2998 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3000 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3001 condition for detecting cases like (a&a) and (a^a).
3003 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3005 * common.opt: Add option ftree-vect-loop-version.
3006 * params.def: Add --param vect-max-version-checks.
3007 * doc/invoke.texi: Document ftree-vect-loop-version and
3008 --param vect-max-version-checks.
3009 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3010 may_misalign_stmts and defines for accessors.
3011 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3012 LOOP_VINFO_MAY_MISALIGN_STMTS.
3013 (destroy_loop_vec_info): VEC_free for
3014 LOOP_VINFO_MAY_MISALIGN_STMTS.
3015 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3016 Update documentation.
3017 (vect_update_misalignment_for_peel): New.
3018 (vect_enhance_data_refs_alignment): Update to choose loop
3019 peeling or loop versioning if appropriate for the (potentially)
3020 unaligned data references in the loop.
3021 (vect_analyze_data_refs_alignment): Remove call to
3022 vect_enhance_data_refs_alignment so the checks can be done
3024 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3025 and move up call to vect_analyze_data_refs_alignment.
3026 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3027 (vect_transform_loop): Add call to loop_version.
3029 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3031 PR rtl-optimization/23098
3032 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3033 * simplify-rtx.c (constant_pool_reference_p): New function.
3034 * rtl.h (constant_pool_reference_p): New prototype.
3035 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3036 constant_pool_reference_p in condition and
3037 avoid_constant_pool_reference in preparation statements.
3039 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3041 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3042 STRICT_LOW_PART SETs.
3044 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3047 * except.c (sjlj_emit_function_enter): Find the function begin
3048 note even when it's not in first basic block.
3050 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3052 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3053 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3054 * aclocal.m4: Regenerate.
3056 2005-09-05 DJ Delorie <dj@redhat.com>
3058 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3061 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3063 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3064 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3065 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3066 Follow spelling conventions.
3067 * doc/invoke.texi: Follow spelling conventions.
3069 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3071 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3072 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3073 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3075 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3078 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3079 (output_stack_adjust): Use gen_tmp_stack_mem.
3080 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3081 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3082 (sh_get_pr_initial_val): Likewise.
3083 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3084 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3085 * sh.md (divsi_inv_m0): Use gen_const_mem.
3086 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3087 (movdf_i4+1): Use gen_tmp_stack_mem.
3088 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3089 (fpu_switch+2): Likewise.
3090 (movv4sf_i, movv16sf_i): Use adjust_address.
3091 (symGOT_load): Set MEM_NOTRAP_P bit.
3093 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3096 * pa.c (emit_move_sequence): Fix typo in last change.
3098 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3100 PR rtl-optimization/23454
3101 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3104 2005-09-03 Richard Henderson <rth@redhat.com>
3105 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3108 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3111 2005-09-02 Nicolas Pitre <nico@cam.org>
3113 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3114 to bit_count to 32 bits.
3116 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3119 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3120 generating synthetic loads from volatile lvalues.
3122 005-09-02 Nick Clifton <nickc@redhat.com>
3124 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3125 __ctzhi2, __clzhi2): New functions.
3127 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3130 * tree-nested.c (struct var_map_elt): Mark with GTY.
3131 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3133 (lookup_field_for_decl): Allocate new element in GC memory.
3134 (lookup_tramp_for_decl): Likewise.
3135 (convert_nl_goto_reference): Likewise
3136 (create_nesting_tree): Allocate info in GC memory. Likewise for
3138 (free_nesting_tree): Free with ggc_free instead of free.
3139 (root): New static variable.
3140 (lower_nested_functions): Remove root as local variable. And zero out
3141 root at the end of the function.
3143 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3145 PR rtl-optimization/20365
3146 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3147 to short. New member ix.
3148 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3149 (simplify_plus_minus): Initialize ix members before calling qsort.
3151 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3153 PR tree-optimization/23626
3154 * tree-cfg.c (replace_uses_by): Clean up eh info.
3156 2005-09-01 DJ Delorie <dj@redhat.com>
3158 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3161 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3163 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3164 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3167 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3169 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3170 do not issue warning for a variable definition following
3173 2005-09-01 Richard Henderson <rth@redhat.com>
3176 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3177 conversion to CONST_VECTOR.
3179 2005-09-01 Richard Henderson <rth@redhat.com>
3182 * reload1.c (reload_as_needed): Check !CALL_P before calling
3183 fixup_eh_region_note.
3184 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3186 2005-09-01 DJ Delorie <dj@redhat.com>
3188 * varasm.c (output_constant): Let the target resolve
3189 conversions of addresses to non-default pointer sizes.
3191 2005-09-01 Nicolas Pitre <nico@cam.org>
3193 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3194 to alow matching ARM pre-indexed addressing mode.
3195 (arm_override_options): Remove now irrelevant comment.
3197 2005-09-01 Phil Edwards <phil@codesourcery.com>
3199 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3200 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3201 * config/i386/vxworks.h: Likewise.
3202 * config/i386/t-vxworksae: New file, for VxWorks AE.
3203 * config/i386/vxworksae.h: Likewise.
3205 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3207 PR tree-optimization/23410
3208 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3209 sequence is not wrapping during the first step.
3211 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3214 * dwarf2out.c (base_type_die): Compare char_type_node with
3215 TYPE_MAIN_VARIANT (type), not type.
3217 2005-09-01 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/15366
3220 * common.opt: Add -finline-functions-called-once.
3221 Put -fearly-inlining in alphabetically ordered place.
3222 * doc/invoke.texi: Document new option.
3223 * ipa-inline.c (cgraph_decide_inlining): Honour
3224 flag_inline_functions_called_once.
3226 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3228 PR rtl-optimization/23478
3229 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3230 (alloc_qty): Initialize it.
3231 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3232 (combine_regs): Combine also n_throwing_calls_crossed fields.
3233 (find_free_reg): Don't attempt to caller-save pseudos crossing
3234 calls that might throw.
3235 * global.c (struct allocno): Add throwing_calls_crossed field.
3236 (global_alloc): Revert 2005-08-22 change. Initialize
3237 throwing_calls_crossed.
3238 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3241 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3244 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3245 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3246 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3247 (and64_2_operand): Tweak to use predicate.
3248 (and_operand): Adjust for mask_operand changes.
3249 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3250 (print_operand): Likewise.
3251 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3252 (mask64_1or2_operand): Delete.
3253 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3254 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3255 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3256 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3257 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3258 (rotldi3_internal4): Likewise.
3259 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3260 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3261 (ashldi3_internal7): Likewise.
3262 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3263 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3264 (anddi3 split): Don't match mask64_operand.
3265 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3266 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3267 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3268 't' splitter predicate.
3269 (movdi_internal64 + 2): Revert 2005-06-11 change.
3271 2005-08-31 DJ Delorie <dj@redhat.com>
3273 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3274 (m32c_asm_integer): Add support for 32 bit pointers.
3276 2005-08-31 Richard Henderson <rth@redhat.com>
3278 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3279 component-like references for setting MEM_NOTRAP_P.
3281 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3282 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3284 2005-08-31 Richard Henderson <rth@redhat.com>
3286 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3287 into a pseudo before applying gen_lowpart.
3289 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3291 * doc/install.texi (Specific): Update cctools version required
3292 for full functionality.
3293 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3294 linkers as -macosx_version_min.
3296 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3299 * sh.c (print_operand, %R and %S): Add handling of floating point
3300 registers, memory, constants and invalid operands.
3302 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3304 * ipa-pure-const.c: Change dump name.
3306 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3309 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3310 to "reg_or_0_operand".
3311 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3313 2005-08-31 Dale Johannesen <dalej@apple.com>
3315 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3316 loops that count down.
3318 2005-08-31 Richard Henderson <rth@redhat.com>
3321 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3322 (fixup_eh_region_note): New.
3323 (reload_as_needed): Call it.
3324 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3325 don't call find_many_sub_basic_blocks; call verify_flow_info.
3326 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3327 (keep_stack_depressed): Likewise.
3328 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3330 2005-08-31 Richard Henderson <rth@redhat.com>
3332 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3335 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3337 * expr.c (expand_expr_real_1): Compare size of address
3338 mode to target's address mode size in deciding expansion of
3339 the constant address.
3341 2005-08-31 Richard Guenther <rguenther@suse.de>
3344 * expr.c (all_zeros_p): New function.
3345 (expand_expr_real_1): Handle the case of an all-zero
3346 non-addressable constructor separately.
3348 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3350 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3351 arguments, adjust all callers.
3352 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3354 2005-08-30 Richard Henderson <rth@redhat.com>
3357 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3358 whenever the mode sizes match.
3360 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3362 * calls.c (load_register_parameters): Fix comment typo.
3363 * expr.c (emit_push_insn): Comment formatting.
3365 2005-08-30 Ian Lance Taylor <ian@airs.com>
3367 * config/i386/x-cygwin (host-cygwin): Change dependency from
3368 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3370 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3372 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3375 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3378 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3379 call to ggc_collect.
3381 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3384 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3385 beginning. Remove $(INCLUDES) from all the rules, if following
3386 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3388 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3391 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3392 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3393 not constant, but maxlen is, don't set len to maxlen, rather
3394 set maxlen to len if len is a constant.
3396 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3398 PR tree-optimization/23475
3399 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3402 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3404 Fix PR middle-end/22455
3406 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3407 Checksum only the parts of the tree that exist for the tree code.
3409 2005-08-28 Dale Johannesen <dalej@apple.com>
3411 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3413 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3415 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3417 2005-08-28 Richard Henderson <rth@redhat.com>
3419 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3420 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3423 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3426 * builtins.c (get_memory_rtx): Don't strip nops
3427 in between COMPONENT_REFs.
3429 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3432 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3434 (gimplify_modify_expr): Check for zero sized types and gimplify the
3435 rhs and lhs as statements.
3437 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3440 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3441 state for return address column of signal frames.
3443 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3446 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3447 bytes >= 2 not bytes == 2.
3448 (expand_block_move): Same.
3450 2005-08-27 Richard Guenther <rguenther@suse.de>
3453 * config/i386/sse.md (sse2_movsd): Add missing closing
3456 2005-08-27 Paul Brook <paul@codesourcery.com>
3458 * genrecog.c (enum decision_type): Add DT_num_insns.
3459 (struct decision_test): Add u.num_insns.
3460 (add_to_sequence): Add DT_num_insns test.
3461 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3462 (write_cond, debug_decision_2): Ditto.
3463 (change_state): Assume peep2_next_insn never fails.
3464 Remove "afterward" argument.
3465 (write afterward, write_tree): Update to match.
3466 * recog.c (peep2_current_count): New variable.
3467 (peep2_next_insn): Check it.
3468 (peephole2_optimize): Set peep2_current_count.
3469 * recog.h (peep2_current_count): Declare.
3471 2005-08-26 Josh Conner <jconner@apple.com>
3474 * ipa-pure-const.c (check_tree): Check for volatile-ness
3475 when considering a dereference.
3477 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3479 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3481 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3483 PR rtl-optimization/23561
3484 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3485 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3486 at most LEN bytes long memory fits into the field.
3487 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3488 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3489 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3491 2005-08-26 Richard Henderson <rth@redhat.com>
3494 * loop.c (biased_biv_may_wrap_p): New.
3495 (maybe_eliminate_biv_1): Use it to suppress non-equality
3496 comparison transformations. Delete disabled code.
3498 2005-08-26 Ian Lance Taylor <ian@airs.com>
3500 * combine.c (make_extraction): Avoid reference outside object.
3502 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3504 * stor-layout.c (finalize_type_size): Restore behaviour for
3505 non-aggregate types to the status quo ante of the patch for
3506 pr 23467. Document why it matters.
3508 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3511 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3512 array by one element, initialize the BT_LAST element with NULL.
3514 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3516 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3517 optimizing for size.
3519 (compare_plus_eqsi): Same.
3520 (plus_eqsi_compare): Same.
3521 (neg_eq0<mode>): Same.
3522 (neg_eq<mode>): Same.
3524 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3527 2005-08-26 Nick Clifton <nickc@redhat.com>
3529 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3530 TARGET_EP is not defined.
3531 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3532 TARGET_EP is enabled.
3533 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3534 * config/v850/v850.md (save_all_interrupt): Only use the EP
3535 register if TARGET_EP is defined.
3536 (restore_all_interrupt): Likewise.
3537 * config/v850/lib1funcs.asm: Update functions so that the EP
3538 register is only used if __EP__ is defined.
3540 2005-08-26 David Ung <davidu@mips.com>
3542 * config/mips/mips.c (mips_expand_prologue): Handle case when
3543 generating for MIPS16 and the outgoing argument area is more than
3544 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3547 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3549 * config/crx/crx.md: Make doloop_end pattern usage controllable
3550 via mloop-nesting=<max-nesting> command line switch. Make sure
3551 the combiner cannot use doloop_end_<mode> in an illegal way.
3552 * config/crx/crx.c: Use regs up to r6 for argument passing.
3553 Refine crx_address_cost (non cst4 displacements are expensive).
3554 * config/crx/crx.opt: Add switch for mloop-nesting=.
3556 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3558 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3559 (UNSPEC_MVST): New constant.
3561 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3563 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3564 Reject operands containing eliminable registers.
3565 * testsuite/gcc.dg/20050825-1.c: New testcase.
3567 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3568 Jan Hubicka <jh@suse.cz>
3570 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3572 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3574 PR tree-optimization/23546
3575 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3578 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3580 * params.def (PARAM_MIN_SPEC_PROB): New.
3581 * sched-rgn.c (MIN_PROBABILITY): Delete.
3582 (compute_trg_info): Convert to PARAM_VALUE.
3583 * doc/invoke.texi (param): Document min-spec-prob.
3585 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3587 * config/darwin.h: define __PIC__
3588 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3589 TARGET_OS_CPP_BUILTINS macro.
3591 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3593 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3596 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3598 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3600 * cfghooks.c (duplicate_block): Added position where to place
3601 new block as argument.
3602 * cfghooks.h (duplicate_block): Declaration changed.
3603 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3605 * cfglayout.h (copy_bbs): Declaration changed.
3606 * cfgloop.h (loop_version): Declaration changed.
3607 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3608 position to copy_bbs.
3609 (loop_version): Pass position to duplicate_loop_to_header_edge.
3610 Add place_after argument and position new blocks according to
3612 * modulo-sched.c (sms_schedule): Pass place_after argument
3614 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3615 * tree-cfg.c (split_edge_bb_loc): New function.
3616 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3617 to determine position of new blocks.
3618 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3620 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3621 argument to duplicate_block.
3622 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3623 Pass position to copy_bbs.
3625 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3627 * fold-const.c (ptr_difference_const): Use
3628 cst_and_fits_in_hwi instead of host_integerp.
3630 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3632 * config/darwin.c (gen_pic_offset): New.
3633 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3636 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3638 PR tree-optimization/23486
3639 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3641 2005-08-23 Phil Edwards <phil@codesourcery.com>
3643 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3644 remove use_collect2.
3645 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3647 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3648 configuration files to override the default value.
3650 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3651 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3652 * config/vx-common.h: New file, split out from...
3653 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3654 * config/vxworksae.h: New file, for VxWorks AE.
3655 * config/vxworks.opt: New file.
3656 * config/vxlib.c: Update for VxWorks 6.
3658 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3659 other MULTILIB_* variables appropriately.
3660 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3661 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3662 * config/rs6000/vxworks.h: Update for VxWorks 6.
3663 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3665 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3668 * config/darwin.c (machopic_select_section): Remove the hack to
3669 mark "::operator new" and "::operator delete" for coalescing
3670 even though they are not weak.
3672 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3674 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3675 * configure: Regenerate.
3677 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3680 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3682 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3683 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3686 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3688 * config/rs6000/predicates.md (equality_operator): New.
3689 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3690 comparison with a large constant.
3692 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3694 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3696 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3698 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3699 registers is even, and we have a hardware double precision fp,
3701 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3702 size of current argument when checking if argument was passed in
3705 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3708 * stor-layout.c (finalize_type_size): Dont override
3709 existing alignment with a smaller alignment from the mode.
3711 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3713 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3714 * lambda.h (lambda_vector_lexico_pos): ... here.
3715 * tree-data-ref.c (build_classic_dist_vector): Return false when
3716 the distance vector is lexicographically negative.
3718 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3720 PR tree-optimization/23511
3721 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3722 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3724 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3726 PR tree-optimization/22043
3727 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3728 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3729 If ALLOW_FLEXARR, handle types ending with flexible array member.
3730 Pass false as second argument to recursive count_type_elements calls.
3731 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3732 argument to count_type_elements call.
3733 * tree-sra.c (decide_block_copy): Likewise.
3734 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3735 for a constant-sized object, set cleared as well. Pass true as
3736 second argument to count_type_elements call.
3738 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3741 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3742 from legitimate_small_data_p, and make global. Update use.
3743 Remove forward declaration.
3744 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3746 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3748 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3750 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3751 of scratch intermediates.
3752 (eq<mode>_compare): Same.
3753 (neg_eq0<mode>): New.
3754 (neg_eq<mode>): Convert to define_insn_and_split.
3756 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3759 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3760 stdarg functions, set/clear the fp marker even when no variable
3762 * config/rs6000/sysv4.opt (mprototype): Describe.
3764 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3766 PR rtl-optimization/23478
3767 * regs.h (reg_info): Add throw_calls_crossed.
3768 (REG_N_THROWING_CALLS_CROSSED): Define.
3769 * flow.c (allocate_reg_life_data): Initialize
3770 REG_N_THROWING_CALLS_CROSSED.
3771 (propagate_one_insn, attempt_auto_inc): Update
3772 REG_N_THROWING_CALLS_CROSSED.
3773 * global.c (global_alloc): Don't allocate pseudos across
3774 calls that may throw.
3776 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3779 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3780 value is inbetween the range if we did not find an exact match.
3782 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3784 * doc/invoke.texi (Option Summary): Add ms1 options.
3785 * doc/extend.texi: Document interrupt handler attribute for ms1.
3786 * doc/md.texi: Document ms1 constraints.
3787 * config.gcc: Add ms1-*-elf.
3788 * config/ms1/ms1.h: New.
3789 * config/ms1/ms1.c: New.
3790 * config/ms1/ms1.md: New.
3791 * config/ms1/ms1-protos.h: New.
3792 * config/ms1/ABI.txt: New.
3793 * config/ms1/crti.asm: New.
3794 * config/ms1/crtn.asm: New.
3795 * config/ms1/lib2extra-funcs.c: New.
3796 * config/ms1/t-ms1: New.
3797 * config/ms1/ms1.opt: New.
3799 2005-08-22 Ira Rosen <irar@il.ibm.com>
3801 * config/rs6000/altivec.md (xorv4sf3): New.
3802 (negv4sf2, neg<mode>2): Likewise.
3804 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3807 * config/ia64/ia64.md (divsi3): Check divide by zero.
3808 (udivsi3): Likewise.
3810 (udivdi3): Likewise.
3812 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3814 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3815 up to elem_bitsize bits, not max_bitsize.
3817 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3819 PR tree-optimization/23433
3820 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3821 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3823 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3825 PR tree-optimization/23434
3826 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3827 the iteration bound is not an INTEGER_CST.
3829 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3831 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3832 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3833 NULL if need_epilog_adjust is false.
3834 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3835 Case 3 always peels first itration, not just for PLUS case, and no need
3836 to use scalar_initial_def here. Create an epilog adjustment only if
3837 scalar_initial_def is not NULL.
3839 (vectorizable_reduction): Remove assert.
3841 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3844 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3845 (__moddi3): Likewise.
3846 (__udivdi3): Likewise.
3847 (__umoddi3): Likewise.
3848 (__divsi3): Likewise.
3849 (__modsi3): Likewise.
3850 (__udivsi3): Likewise.
3851 (__umodsi3): Likewise.
3853 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3855 * tree-pass.h (TDF_GRAPH): Define.
3856 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3857 * passes.c (finish_optimization_passes): Only call
3858 finish_graph_dump_file if TDF_GRAPH is set.
3859 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3860 NULL. Set TDF_GRAPH bit.
3861 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3863 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3865 * arm.h (arm_stack_offsets): Add locals_base field.
3866 * arm.c (arm_get_frame_offsets): Compute it.
3867 (thumb_compute_initial_elimination offset): Make the Thumb frame
3868 pointer point to the base of the local variables.
3869 (thumb_expand_prologue): Update accordingly.
3870 (thumb_expand_epilogue): Likewise.
3872 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3873 mode of clobbered scratch to DImode. Handle a case that's known to
3876 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3878 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3879 (gt0<mode>_compare): Delete.
3880 (neg_gt0<mode>): Delete.
3882 2005-08-19 Eric Christopher <echristo@apple.com>
3884 * optabs.h: Change CTI_ to COI_.
3887 2005-08-19 James E Wilson <wilson@specifix.com>
3889 * builtins.c (expand_builtin_return_addr): Set
3890 current_function_accesses_prior_frames when count != 0. Use
3891 frame_pointer_rtx when count == 0.
3892 * function.h (struct function): Add accesses_prior_frames field.
3893 (current_function_accesses_prior_frames): Define.
3894 * reload1.c (init_elim_table): Check
3895 current_function_accesses_prior_frames.
3896 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3898 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3900 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3901 indicator. Return true if the flowgraph changed during
3904 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3907 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3908 conditional expression before testing its value.
3910 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3912 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3914 2005-08-19 Devang Patel <dpatel@apple.com>
3916 PR tree-optimization/23048
3917 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3918 third parameter. Check whether latch is dominated by exit
3920 (if_convertible_loop_p): Supply exit block itself to
3921 if_convertible_bb_p.
3923 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3926 * arm.md (arm_load_pic_register): Change argument to the mask of
3927 saved registers. Call thumb_find_work_register if we need a
3928 scratch register on Thumb.
3929 (arm_expand_prologue): Pass empty register set to
3930 arm_load_pic_register.
3931 (thumb_expand_prologue): Pass live_regs_mask directly to
3932 arm_load_pic_register.
3933 * arm-protos.h (arm_load_pic_register): Update prototype.
3935 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3937 * sh.c (find_sole_member): New function.
3938 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3939 if the record's alignment is larger than the size of its only member.
3941 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3944 * arm.c (thumb_legitimize_reload_address): New function.
3945 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3946 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3948 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3950 * config/crx/crx.c: Implement crx_decompose_address. Reject
3951 symbolic displacements since CRX register relative adressing
3952 mode can't handle unsigned 32-bit values as displacements.
3953 * config/crx/crx.h: Simplify definitions, remove redundant
3954 parenthesis and obsolete macros.
3955 * config/crx/crx.opt: Add new switch for debugging addresses.
3956 * config/crx/crx-protos.h: Add new declarations for above.
3958 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3961 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3964 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3966 * collect2.c (dup2): Delete.
3967 * configure.ac: Don't check for dup2.
3969 * config.in, configure: Regenerate.
3971 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3973 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3974 record with the type of its only member.
3976 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3978 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3979 define_insn_and_split.
3980 (plus_ltu<mode>_compare): Same.
3981 (gtu<mode>_compare): Same.
3982 (plus_gtu<mode>_compare): Same.
3984 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3986 PR tree-optimization/22228
3987 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3989 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3990 are recorded in vect_vnames_to_rename for renaming.
3991 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3992 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3993 in vect_vnames_to_rename.
3994 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3995 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3997 2005-08-18 Jan Hubicka <jh@suse.cz>
4000 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4001 info only for local statics, not for member variables.
4003 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4005 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4007 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4009 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4011 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4014 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4016 2005-08-17 James E Wilson <wilson@specifix.com>
4018 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4021 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4023 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4024 (leu<mode>_compare): Same.
4025 (plus_leu<mode>): Same.
4026 (neg_leu<mode>): Same.
4027 (and_neg_leu<mode): Same.
4028 (ltu<mode>_compare): Same.
4029 (plus_ltu<mode>): Same.
4031 (geu<mode>_compare): Same.
4032 (plus_geu<mode>): Same.
4033 (neg_geu<mode>): Same.
4034 (and_neg_geu<mode>): Same.
4035 (plus_gt<mode>): Same.
4036 (gtu<mode>_compare): Same.
4037 (plus_gtu<mode>): Same.
4039 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4041 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4042 Move call_table_data to end. Delete spurious .text.
4043 (callt_save_all_interrupt): Fix comment typo.
4045 2005-08-17 James E Wilson <wilson@specifix.com>
4046 Kevin Winchester <winchester@amirix.com>
4049 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4051 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4054 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4055 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4057 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4059 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4060 record with the type of its only member if the modes don't match.
4062 * varasm.c (decode_reg_name): Skip empty additional register names.
4064 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4066 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4067 lsm_tmp_name_length): New.
4068 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4069 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4071 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4072 Andreas Krebbel <krebbel1@de.ibm.com>
4074 * config.gcc: Added z9-109 switch.
4075 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4076 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4077 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4078 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4079 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4080 for "z9_109" cpu attribute.
4081 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4082 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4083 (s390_handle_arch_option): Added z9-109 switch.
4084 (override_options): Set respective cost function for z9-109.
4085 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4086 (legitimate_reload_constant_p): Accept extended immediates.
4087 (print_operand): Three new output modifiers added: k, m and o.
4088 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4089 (s390_output_mi_thunk): Use extended immediate when possible.
4090 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4091 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4092 (CONSTRAINT_LEN): Added length of O constraint.
4093 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4094 * config/s390/s390.md ("cpu"): New value z9_109 added.
4095 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4096 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4097 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4098 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4099 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4100 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4101 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4102 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4103 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4104 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4105 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4106 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4107 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4108 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4109 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4111 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4112 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4113 insns for TARGET_EXTIMM.
4115 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4117 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4119 2005-08-17 Nick Clifton <nickc@redhat.com>
4121 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4122 Call default_encode_section_info.
4124 2005-08-17 Steven Bosscher <stevenb@suse.de>
4126 PR tree-optimization/21574
4127 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4128 constant, return CONSTANT.
4129 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4130 (ccp_fold, visit_assignment): Likewise.
4131 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4133 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4135 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4136 fold_buildN instead of buildN then fold_initializer or fold.
4137 (build_unary_op): Likewise.
4138 (build_binary_op): Likewise.
4139 * fold-const.c (fold_initializer): Remove.
4140 (fold_build1_initializer): New function.
4141 (fold_build2_initializer): New function.
4142 (fold_build3_initializer): New function.
4143 * tree.h (fold_initializer): Remove.
4144 (fold_build1_initializer): New function.
4145 (fold_build2_initializer): New function.
4146 (fold_build3_initializer): New function.
4148 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4150 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4151 (try_move_mult_to_index): Call fold_build2 instead of build2.
4152 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4153 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4154 fold_binary_to_constant.
4155 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4157 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4158 check if A == gcd (A, B). Remove TYPE argument.
4159 (analyze_offset) Use fold_build2 instead of fold (build.
4160 (create_data_ref): Likewise.
4161 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4162 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4165 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4167 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4168 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4170 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4173 * gimplify.c (zero_sized_type): New function.
4174 (gimplify_modify_expr_rhs): If we have a zero sized type,
4175 replace the statement with an empty statement.
4177 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4179 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4182 2005-08-16 Ian Lance Taylor <ian@airs.com>
4184 * doc/tm.texi (Label Output): Correct typo.
4186 2005-08-16 Steven Bosscher <stevenb@suse.de>
4189 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4190 force_operand will work later on using have_insn_for.
4192 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4194 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4196 2005-08-16 Ian Lance Taylor <ian@airs.com>
4199 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4200 vector type, don't try to construct it element by element. Add an
4201 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4203 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4205 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4207 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4209 * doc/invoke.texi (Precompiled Headers): Document some more options
4210 which are known to be safe.
4212 2005-08-16 James E Wilson <wilson@specifix.com>
4214 PR tree-optimization/21105
4215 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4216 TREE_OVERFLOW check.
4218 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4220 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4221 (neg_ltu<mode>): Same.
4223 (neg_gtu<mode>): Same.
4225 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4227 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4228 (fold_builtin_isdigit): Use fold_buildN.
4229 (build_function_call_expr): Likewise.
4230 * c-typeck.c (c_finish_loop): Likewise.
4232 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4233 Richard Shann <rshann@superh.com>
4235 PR middle-end/20396:
4236 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4238 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4240 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4242 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4245 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4246 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4249 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4252 * fold-const.c (build_range_check): Disable optimization for function
4253 pointer expressions on targets that require function pointer
4256 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4258 * simplify-rtx.c (simplify_const_relational_operation): When
4259 extracting arguments of a COMPARE, recompute the mode as well.
4261 2005-08-15 Ian Lance Taylor <ian@airs.com>
4263 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4265 2005-08-15 DJ Delorie <dj@redhat.com>
4267 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4269 (movsi_splittable): Allow, but split, moves to the stack.
4270 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4273 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4276 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4277 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4279 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4280 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4281 Delete HOST_PTR_PRINTF.
4283 * configure, config.in: Regenerate.
4285 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4287 * config/rs6000/rs6000.md (QHSI): New mode macro.
4288 (wd): Extend mode attr for QImode and HImode
4289 (dbits): New mode attr.
4290 (zero_extend<mode>di2): Convert to mode macro.
4292 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4295 * doc/invoke.texi (-mgnu-ld): Update description.
4298 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4301 * Makefile.in (tree-chrec.o): Depends on real.h.
4302 * tree-chrec.c: Include real.h.
4303 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4304 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4305 * tree-scalar-evolution.c (add_to_evolution_1,
4306 interpret_rhs_modify_expr): Ditto.
4308 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4311 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4312 step is negative compute the estimation from init downwards to zero.
4314 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4316 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4318 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4320 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4322 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4323 Accept double-word constants that can be split.
4324 * config/s390/s390.md ("movti"): Use 'P' constraint.
4325 ("*movdi_31", "*movdf_31"): Likewise.
4327 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4329 Fix PR tree-optimization/22615
4331 * tree-ssa-structalias.c (solution_set_add): Handle
4332 first_vi_for_offset returning NULL.
4333 (do_da_constraint): Ditto.
4334 (do_sd_constraint): Ditto.
4335 (do_ds_constraint): Ditto
4336 (find_func_aliases): Ditto.
4337 (build_constraint_graph): RHS is allowed be ANYTHING.
4338 (first_vi_for_offset): Return NULL if we couldn't find anything at
4341 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4343 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4344 over memory as first operand.
4346 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4349 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4350 available for setting it.
4352 2005-08-14 Ira Rosen <irar@il.ibm.com>
4354 PR tree-optimization/23320
4355 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4356 data-refs' types instead of base object nullness. Add check for
4357 pointer type data-refs before first location comparison. Remove
4360 2005-08-14 Andreas Schwab <schwab@suse.de>
4362 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4364 2005-08-13 James E Wilson <wilson@specifix.com>
4366 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4367 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4368 -fstack-protector-all, --param ssp-buffer-size): Document.
4369 (-Wvariadic-macros): Alphabetize.
4370 (-fsched-stalled-insns-dep): Add missing 'f'.
4372 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4375 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4377 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4378 or indirect address operand.
4379 (EXTRA_ADDRESS_CONSTRAINT): New.
4380 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4382 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4384 PR tree-optimization/22236
4385 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4386 successors and predecessors.
4387 * tree-chrec.c (chrec_convert): Before converting, check that
4388 sequences don't wrap.
4389 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4390 (analyze_array): Extern.
4391 (find_data_references_in_loop): Remove call to
4392 compute_estimated_nb_iterations.
4393 * tree-data-ref.h (analyze_array): Declared.
4394 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4395 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4396 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4397 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4399 * tree-ssa-loop-ivcanon.c: Fix documentation.
4400 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4401 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4402 (infer_loop_bounds_from_undefined): New.
4403 (estimate_numbers_of_iterations_loop): Use
4404 infer_loop_bounds_from_undefined.
4405 (used_in_pointer_arithmetic_p): New.
4406 (scev_probably_wraps_p): Pass an extra parameter. Call
4407 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4408 (convert_step): Fix documentation.
4409 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4410 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4411 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4412 scev_probably_wraps_p.
4414 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4416 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4417 (s390_register_info): Ignore clobbered_regs information for fixed
4418 registers, and only fixed registers.
4419 (s390_init_frame_layout): Remove redundant call.
4421 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4423 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4424 description of -Wold-style-casts.
4426 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4427 Jakub Jelinek <jakub@redhat.com>
4429 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4430 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4431 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4432 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4433 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4434 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4435 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4436 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4437 ("stack_protect_set", "stack_protect_test"): New expanders.
4438 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4439 "stack_protect_testdi"): New insn definitions.
4441 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4443 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4445 2005-08-12 Paul Brook <paul@codesourcery.com>
4447 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4449 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4451 * config/s390/predicates.md (setmem_operand): New predicate.
4452 (shift_count_operand): Accept ANDs with special constants as
4454 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4455 with special constants.
4456 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4457 shift_count_operand with setmem_operand.
4459 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4461 * config/s390/s390.c (s390_extract_part, s390_single_part):
4463 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4464 (s390_output_mi_thunk): Don't use lg on 31 bit.
4465 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4466 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4468 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4470 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4471 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4472 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4473 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4474 with one of the new macros.
4476 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4478 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4479 Don't set save_return_addr_p.
4480 (s390_register_info): Make clobbered_regs not depending on
4483 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4485 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4486 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4488 2005-08-11 James E. Wilson <wilson@specifix.com>
4490 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4492 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4494 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4495 locations gathered by var-tracking in single entry loc_list
4496 over loc_descriptor_from_tree.
4498 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4499 pass it down to loc_descriptor.
4500 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4501 (containing_function_has_frame_base): Move earlier in the file.
4502 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4503 instead of always assuming fbreg can't be used.
4505 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4507 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4508 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4509 Accept address wrapped in AND for Altivec.
4510 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4511 Strip AND wrapping offset address for Altivec.
4513 2005-08-11 Richard Henderson <rth@redhat.com>
4516 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4517 before using TYPE_IS_SIZETYPE.
4519 2005-08-11 Richard Henderson <rth@redhat.com>
4522 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4523 insn types not present on ev4.
4524 (alphaev5_insn_pipe): Similarly.
4526 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4529 * arm.c (arm_override_options): If the user has selected callee-super-
4530 interworking, then enable normal interworking.
4532 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4534 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4537 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4539 * doc/rtl.texi: Fix two typos.
4541 2005-08-11 Richard Guenther <rguenther@suse.de>
4544 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4545 cases where we call to/from functions returning void.
4547 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4550 * tree.c (build_pointer_type_for_mode): Robustify.
4552 2005-08-10 James E Wilson <wilson@specifix.com>
4554 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4555 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4557 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4560 2005-08-10 Eric Christopher <echristo@apple.com>
4562 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4563 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4566 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4569 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4570 for the high part when generating dynamic-no-pic code.
4572 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4574 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4575 (x86_64-*-linux*): Likewise.
4577 * config/i386/crtfastmath.c: New file.
4578 * config/i386/t-crtfm: Likewise.
4580 * config/i386/linux.h (ENDFILE_SPEC): New.
4581 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4583 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4586 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4588 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4589 (vec_shl, vec_shr): Document new operations.
4590 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4592 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4594 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4595 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4596 change predicate to indexed_or_indirect_address.
4598 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4600 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4601 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4602 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4603 and __aeabi_uwrite8.
4604 * config/arm/unaligned-funcs.c: New file.
4605 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4607 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4609 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4611 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4612 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4614 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4615 * final.c (pass_shorten_branches): Add dump.
4616 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4617 (pass_life): Rename dump.
4618 (rest_of_handle_flow2): Remove initial verify_flow_info.
4619 * function.c (pass_instantiate_virtual_regs): Add dump.
4620 * integrate.c (pass_initial_value_sets): Add dump.
4621 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4622 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4623 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4624 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4625 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4626 gate_rtl_unrool_and_peel_loops): New.
4627 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4628 rtl_doloop): Do not look at flags.
4629 * mode-switching.c (pass_mode_switching): Add dump.
4630 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4631 pass_split_before_regstack): Add dump.
4632 * regmove.c (pass_stack_adjustments): Add dump.
4633 * tree-optimize.c (pass_fixup_cfg): Add dump.
4635 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4638 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4639 deciding which instruction sequence to use.
4641 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4643 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4644 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4646 2005-08-09 Richard Guenther <rguenther@suse.de>
4648 * c-common.c (builtin_function_2): Remove.
4649 (def_builtin_1): New function.
4650 (c_common_nodes_and_builtins): Use def_builtin_1 to
4651 build builtin functions.
4653 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4655 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4656 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4657 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4660 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4662 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4663 fold_binary instead of fold_build2 since we don't care about the
4665 (loop_niter_by_eval): Likewise.
4666 (compare_trees): Likewise.
4667 (proved_non_wrapping_p): Likewise.
4669 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4673 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4674 if the if is really empty.
4676 2005-08-09 Steven Bosscher <stevenb@suse.de>
4678 PR tree-optimization/23234
4679 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4680 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4681 argument of the new enum.
4682 (execute_cse_reciprocals): Add reciprocals for function arguments
4683 on the unique successor edge of the entry block. Update other calls
4684 to execute_cse_reciprocals_1.
4686 2005-08-08 Richard Henderson <rth@redhat.com>
4689 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4691 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4693 * expr.c (write_complex_part): Return after handling MEM.
4695 2005-08-08 Josh Conner <jconner@apple.com>
4697 PR rtl-optimization/23241
4698 * combine.c (simplify_comparison): Fix error in determining
4699 whether to lift a subreg from comparison.
4701 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4704 * config/rs6000/altivec.md (vec_init<mode>): New.
4705 (vec_set<mode>): New.
4706 (vec_extract<mode>): New.
4707 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4708 (rs6000_expand_vector_set): New.
4709 (rs6000_expand_vector_extract): New.
4710 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4711 for Altivec modes before reload.
4712 (altivec_expand_vec_init_builtin): New.
4713 (get_element_number): New.
4714 (altivec_expand_vec_set_builtin): New.
4715 (altivec_expand_vec_ext_builtin): New.
4716 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4718 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4720 * config/rs6000/rs6000.h (rs6000_builtins): Add
4721 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4722 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4723 * config/rs6000/rs6000-protos.h: Declare new functions.
4725 2005-08-08 Jan Hubicka <jh@suse.cz>
4727 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4728 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4729 * i386.md (movdi*): Use pic_32bit_operand.
4730 * predicates.md (pic_32bit_operand): New.
4732 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4735 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4737 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4739 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4740 (test_for_singularity): Use fold_build2.
4742 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4744 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4746 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4748 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4749 (COMMON_ASM_OP) Define.
4750 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4751 (ix86_encode_section_info): Likewise.
4752 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4753 SUBTARGET_ENCODE_SECTION_INFO.
4755 2005-08-06 Richard Henderson <rth@redhat.com>
4758 * tree-nested.c (convert_local_reference): Save and restore val_only
4759 around component_ref and friends. Clear walk_subtrees by default.
4761 2005-08-06 Peter O'Gorman <peter@pogma.com>
4764 * gcc.c (process_command): Check the argument to -b has a dash.
4765 * doc/invoke.texi: Update -b and -V docs.
4767 2005-08-06 James E Wilson <wilson@specifix.com>
4769 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4771 2005-08-06 Michael Matz <matz@suse.de>
4773 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4774 member only if only one insn is associated with the value.
4776 2005-08-06 Nick Clifton <nickc@redhat.com>
4778 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4780 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4781 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4782 Check symbol flags instead of symbol name mangling.
4783 (xstormy16_asm_output_aligned_common): Likewise. Also
4784 simplify code since the bss100_section cass is the only case
4785 where the below100 code will be triggered.
4786 (xstormy16_encode_section_info): Encode below100 attribute
4787 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4789 (xstormy16_strip_name_encoding): Delete - this function is no
4791 (TARGET_STRIP_NAME_ENCODING): Undefine.
4792 * config/stormy16/stormy16-protos.h: Delete prototype for
4793 xstormy16_strip_name_encoding.
4795 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4797 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4798 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4799 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4800 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4801 config/alpha/predicates.md, config/arc/arc.h,
4802 config/arm/arm.h, config/arm/ieee754-df.S,
4803 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4804 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4805 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4806 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4807 config/m68hc11/m68hc11.h, config/mips/mips.c,
4808 config/mips/mips.h, config/mips/openbsd.h,
4809 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4810 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4811 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4812 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4813 config/sparc/linux.h, config/sparc/linux64.h,
4814 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4815 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4816 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4817 typos. Follow spelling conventions.
4819 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4822 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4823 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4824 specially. Check for side effects only for COND_EXPR.
4825 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4826 return with TREE_NO_WARNING.
4828 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4830 PR rtl-optimization/23233
4831 * loop.c (combine_movables): Require the modes to be the same.
4832 (move_movables): Remove handling of cases where the replacement
4833 had a different mode to the original.
4835 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4837 PR tree-optimization/23128
4838 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4839 subtraction wrap, and set TREE_OVERFLOW if they do.
4841 2005-08-05 Richard Henderson <rth@redhat.com>
4844 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4845 FORCED_LABEL labels.
4847 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4850 * reload.c (find_reloads_subreg_address): Pass down TYPE
4851 unchanged. Change all callers except find_reloads_toplev.
4853 2005-08-05 Michael Matz <matz@suse.de>
4855 * genattrtab.c (current_alternative_string): Remove.
4856 (SIMPLIFY_ALTERNATIVE): Ditto.
4857 (attr_alt_bit_p): Ditto.
4858 (alternative_name): Make const char *.
4859 (evaluate_eq_attr): Remove use of above things.
4860 (simplify_test_exp): Ditto.
4861 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4862 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4864 2005-08-04 James E Wilson <wilson@specifix.com>
4866 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4867 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4868 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4869 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4870 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4872 2005-08-04 Richard Henderson <rth@redhat.com>
4875 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4876 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4877 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4878 if we'd have to instantiate too many members.
4880 2005-08-04 Richard Henderson <rth@redhat.com>
4883 * tree-outof-ssa.c (coalesce_asm_operands): New.
4884 (coalesce_ssa_name): Use it. Split out ...
4885 (coalesce_phi_operands, coalesce_result_decls): ... these.
4887 2005-08-04 Paul Brook <paul@codesourcery.com>
4889 * read-rtl.c (read_quoted_string): Break if EOF.
4891 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4893 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4894 (fold_build2): Likewise.
4895 (fold_build3): Likewise.
4896 (fold_build1_stat): New function prototype.
4897 (fold_build2_stat): Likewise.
4898 (fold_build3_stat): Likewise.
4899 * fold-const.c (fold_build1): Rename to ..
4900 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4901 through to build1_stat.
4902 (fold_build2): Rename to ..
4903 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4904 through to build2_stat.
4905 (fold_build3): Rename to ..
4906 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4907 through to build3_stat.
4909 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4910 Ian Lance Taylor <ian@airs.com>
4912 * function.c (assign_stack_local_1): Do not correct stack slot
4913 address if allocation size is smaller than mode size.
4915 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4918 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4919 (tree_merge_blocks): Propagate anything allowed by
4921 Clarify documentation.
4922 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4923 SSA form, schedule an update if necessary.
4925 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4927 * doc/install.texi (Binaries): Remove broken link to
4928 Sinix/Reliant Unix binaries.
4930 2005-08-03 Richard Henderson <rth@redhat.com>
4933 * function.c (stack_protect_epilogue): Export.
4934 * tree.h (stack_protect_epilogue): Declare.
4935 * calls.c (expand_call): Call it.
4937 2005-08-03 Eric Christopher <echristo@apple.com>
4939 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4940 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4943 2005-08-04 Jan Hubicka <jh@suse.cz>
4945 * profile.c (branch_prob): Split edges with goto locus on them
4946 to get proper line counts.
4947 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4949 2005-08-03 Paul Brook <paul@codesourcery.com>
4951 * function.c (assign_parms): Round current_function_args_size
4952 to PARM_BOUNDARY, not STACK_BOUNDARY.
4954 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4956 * config/i386/i386.c (x86_elf_aligned_common)
4957 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4959 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4961 PR tree-optimization/23157
4962 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4963 before emitting them.
4965 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4967 PR tree-optimization/19899
4968 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4969 * tree-scalar-evolution.c: Include real.h.
4970 (add_to_evolution): Build constant -1 of correct type.
4972 2005-08-03 Jan Hubicka <jh@suse.cz>
4974 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4975 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4976 profile updating for complette unrolling.
4977 * loop-unroll.c (peel_loop_completely): Use it.
4978 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4979 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4982 2005-08-03 Paul Brook <paul@codesourcery.com>
4984 * combine.c (can_change_dest_mode): New function.
4985 (try_combine, simplify_set): Use it.
4987 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4989 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4992 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4994 * doc/install.texi (Specific): Adjust link to openavr.org.
4995 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4996 (Binaries): Adjust HP-UX Porting Center link.
4997 (Binaries): Adjust Free Software Foundation ordering link.
4999 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5001 * convert.c (convert_to_integer): Use fold_build1 instead of
5002 build1 when converting an integer to an integer.
5004 2005-08-02 Richard Henderson <rth@redhat.com>
5006 * combine.c (combine_instructions): Don't use reg_equal/equiv
5007 results if the mode doesn't match.
5009 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5011 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5012 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5014 2005-08-02 Richard Henderson <rth@redhat.com>
5017 * explow.c (memory_address): Remove special-case for
5018 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5020 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5023 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5024 number of calls to cleanup_tree_cfg_1.
5026 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5028 * doc/invoke.texi: document file extensions .F90 and .F95
5030 2005-08-02 Richard Guenther <rguenther@suse.de>
5032 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5033 positive if its first argument is positive.
5035 2005-08-02 Richard Guenther <rguenther@suse.de>
5037 PR tree-optimization/23177
5038 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5041 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5043 PR tree-optimization/23129
5044 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5045 varying for divisions with anti-ranges.
5047 2005-08-02 Jan Hubicka <jh@suse.cz>
5049 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5050 * tree-ssa-threadupdate.c (thread_block): Add it here.
5052 2005-08-01 James E Wilson <wilson@specifix.com>
5054 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5055 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5056 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5058 * config/mips/predicates.md (const_call_insn_operand): Add check for
5059 SYMBOL_REF_LONG_CALL_P.
5060 * doc/extend.texi (long_call): Document the new attribute.
5062 2005-08-01 Ian Lance Taylor <ian@airs.com>
5063 Richard Henderson <rth@redhat.com>
5065 * Makefile.in (RTL_BASE_H): Add real.h.
5066 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5068 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5070 * rtl.c (rtl_check_failed_code_mode): New.
5071 * rtl.h (struct rtx_def): Add u.rv.
5072 (XCMWINT, XCNMPRV): New.
5073 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5074 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5076 2005-08-01 Richard Henderson <rth@redhat.com>
5078 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5079 with auto-inc codes.
5081 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5083 2005-08-01 Jan Hubicka <jh@suse.cz>
5085 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5086 * i386.c: Include dwarf2.h
5087 (asm_preferred_eh_data_format): New.
5088 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5090 2005-08-01 Ian Lance Taylor <ian@airs.com>
5092 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5093 randomize_va_space for virtual address randomization control.
5095 2005-08-01 Steven Bosscher <stevenb@suse.de>
5097 * common.opt (flag_ipa_cp): Put in right place to maintain
5100 2005-08-01 Jan Hubicka <jh@suse.cz>
5102 * profile.c (compute_value_histograms): Fix thinko.
5103 * value-prof.c: Include toplev.h
5104 (check_counter): New function.
5105 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5106 tree_mod_subtract_transform): Add sanity check.
5108 2005-08-01 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/23133
5111 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5112 current functions parameter decls to find defs to cse
5115 2005-08-01 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/23109
5118 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5119 If trapping math is in effect, use post-dominator information
5120 to check if we'd in any case reach a trapping point before
5121 doing the reciprocal insertion.
5122 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5123 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5124 expressions are invariant only if trapping math is not in effect.
5126 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5128 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5129 cgraph_function_versioning): New declarations.
5130 * cgraphunit.c: Add include to ipa-prop.h.
5131 (update_call_expr, cgraph_copy_node_for_versioning,
5132 cgraph_function_versioning): New functions.
5133 * integrate.c (copy_decl_for_inlining): Remove.
5134 * ipa-prop.h (ipa_replace_map): New struct.
5135 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5136 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5137 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5138 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5139 ipcp_iterate_stage, ipcp_method_scale_print,
5140 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5141 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5142 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5143 ipcp_update_bb_counts, ipcp_update_profiling,
5144 ipcp_update_edges_counts): New functions.
5145 (ipcp_method_cval_init): Remove restriction regarding local methods.
5146 (ipcp_init_stage): Add ipcp_method_compute_scale.
5147 (ipcp_insert_stage): Add versioning.
5148 (ipcp_structures_print): Add ipcp_method_scale_print.
5149 (ipcp_driver): Dump profiling info.
5150 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5151 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5152 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5153 (struct inline_data): Add versioning_p, ipa_info, new fields.
5154 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5155 declare_return_variable): Replace calls to copy_decl_for_inlining with
5157 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5159 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5160 Add argument VERSIONING.
5161 (copy_arguments_for_versioning, copy_static_chain,
5162 function_versionable_p, tree_versionable_function_p,
5163 tree_function_versioning, replace_ref_tree): New functions.
5164 * tree-inline.h: Include varray.h.
5165 (tree_versionable_function_p, tree_function_versioning,
5166 tree copy_decl_for_dup): New declarations.
5168 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5170 * ipa-cp.c: New file. Contains IPCP specific functionality.
5171 * ipa-prop.h: New file. Contains structures/definitions that can be
5172 used by several interprocedural data flow optimizations (and also IPCP).
5173 * ipa-prop.c: New file.
5174 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5175 * common.opt: Add ipa-cp flag.
5176 * timevar.def: Add IPCP optimization.
5177 * tree-optimize.c (init_tree_optimization_passes): Schedule
5179 * tree-pass.h (pass_ipa_cp): Declare.
5181 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5183 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5184 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5185 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5186 config/i386/i386.c, config/mips/mips.h,
5187 config/rs6000/rs6000.h, config/sh/sh.c,
5188 config/stormy16/stormy16.c: Fix comment typos.
5190 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5193 * c-typeck.c (build_binary_op): Use common_type wrapper on
5195 (common_type): Update comment.
5197 2005-07-31 Steven Bosscher <stevenb@suse.de>
5200 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5201 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5202 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5204 2005-07-31 Jan Hubicka <jh@suse.cz>
5206 * pretty-print.h (pp_widest_integer): New macro.
5207 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5210 2005-07-31 Jan Hubicka <jh@suse.cz>
5212 * output.h (enum section_category): Export from varasm.c
5213 (categorize_decl_for_section): Likewise.
5214 * varasm.c (enum section_category): Kill.
5215 (categorize_decl_for_section): Make global.
5216 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5218 * i386.c (ix86_section_threshold): New static variable.
5219 (ix86_in_large_data_p, ix86_encode_section_info,
5220 x86_64_elf_unique_section,
5221 x86_64_elf_select_section): New functions.
5222 (TARGET_ENCODE_SECTION_INFO): Define
5223 (override_options): Enable medium model for PIC.
5224 (ix86_expand_prologue): Expand gen_set_got_rex64.
5225 (legitimate_constant_p): Handle new UNSPECs.
5226 (legitimate_pic_address_disp_p): Likewise.
5227 (legitimize_pic_address): Lower MEDIUM model addressing.
5228 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5229 (enum cmodel): Add MEDIUM_PIC.
5230 (SYMBOL_REF_FAR_ADDR_P): New macro.
5231 (SYMBOL_FLAG_FAR_ADDR): New flag.
5232 * i386.md (movdi): Support medium model.
5233 (set_got_rex64): New pattern.
5234 * i386.opt (mlarge-data-threshold): New flag.
5235 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5236 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5237 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5238 TARGET_ASM_UNIQUE_SECTION): New.
5240 * invoke.texi (-mlarge_data_threshold): Document
5242 2005-07-31 Jan Hubicka <jh@suse.cz>
5244 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5245 (coalesce_vars): Likewise.
5246 * tree-ssa-live.c (coalesce_cost): New.
5247 (build_tree_conflict_graph): Use coalesce_cost.
5248 * tree-ssa-live.h (coalesce_cost): Declare.
5250 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5252 * arm.md (all peepholes for post-increment operations): Delete.
5253 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5254 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5255 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5256 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5257 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5259 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5261 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5264 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5267 * doc/invoke.texi: Document -rdynamic.
5269 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5272 * c-parser.c (c_parser_parms_list_declarator): Call
5273 mark_forward_parm_decls.
5274 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5275 decls with visibility structure.
5277 2005-07-30 Paul Brook <paul@codesourcery.com>
5279 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5281 2005-07-30 Paul Brook <paul@codesourcery.com>
5283 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5285 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5287 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5289 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5292 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5293 nested function declarators.
5294 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5295 (grokparms): Call warn_if_shadowing for parameters used within the
5297 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5298 not used within the parameter list.
5299 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5301 2005-07-30 Jan Hubicka <jh@suse.cz>
5303 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5304 * i386.c (ix86_fixup_binary_operands): Likewise.
5305 (ix86_expand_unary_operator): Likewise.
5306 (ix86_expand_fp_absneg_operator): Likewise.
5307 * optabs.c (expand_vec_cond_expr): Validate dest.
5309 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5312 * real.c (real_from_string): Also set last bit if there is a
5313 nonzero hex digit beyond GCC's internal precision after ".".
5315 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5317 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5318 define_constants. Change duplicate values to unassigned numbers.
5319 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5320 (*altivec_vspltsf): New.
5321 (altivec_vperm_v4sf): Delete.
5322 (altivec_vperm_<mode>): Use mode macro V.
5323 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5324 (altivec_predicate_v4sf): Delete.
5325 (altivec_predicate_<mode>): Use mode macro V.
5326 (*altivec_lvesfx): New.
5327 (*altivec_stvesfx): New.
5328 (vec_realign_load_v4sf): Delete.
5329 (vec_realign_load_<mode>): Use mode macro V.
5330 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5333 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5336 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5338 * configure: Regenerated.
5340 2005-07-29 Paul Brook <paul@codesourcery.com>
5342 * doc/install.texi: Add link to GFortran binaries wiki page.
5344 2005-07-29 David Ung <davidu@mips.com>
5346 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5347 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5348 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5349 * config/mips/mips.md (cpu): Add 5kf name.
5350 (includes): Includes 5k.md.
5351 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5352 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5355 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5358 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5359 (cleanup_tree_cfg): ... here.
5360 Call cleanup_tree_cfg_1 until there are no more cleanups to
5363 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5365 * tree-vrp.c (compare_range_with_value): Return true or false
5366 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5367 EQ_EXPR respectively.
5369 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5371 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5374 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5376 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5377 (tree_ssa_dominator_optimize): Increment it.
5378 (dump_dominator_optimization_stats): Print it.
5380 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5381 Steven Bosscher <stevenb@suse.de>
5383 PR rtl-optimization/23117
5384 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5385 when head == tail. Tidy comment.
5387 2005-07-28 Richard Henderson <rth@redhat.com>
5389 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5390 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5391 * jump.c (rtx_renumbered_equal_p): Likewise.
5392 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5393 CONST_INT and CONST_DOUBLE.
5394 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5395 * reload.c (operands_match_p): Special case CONST_INT and
5396 CONST_DOUBLE; check mode earlier.
5398 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5401 * c-typeck.c (convert_for_assignment): Do not check
5402 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5404 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5407 * c-typeck.c (composite_type): Prefer constant size arrays to
5410 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5413 * real.c (real_from_string): Set last bit if there is a nonzero
5414 hex digit beyond GCC's internal precision.
5416 2005-07-28 Richard Henderson <rth@redhat.com>
5419 * cfgcleanup.c (try_forward_edges): Watch out for end of
5422 2005-07-28 James E Wilson <wilson@specifixinc.com>
5425 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5427 2005-07-28 Jan Hubicka <jh@suse.cz>
5429 * Makefile.in (rtl-profile.o): Kill all traces of it.
5430 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5431 * coverage.h (rtl_coverage_counter_ref): Kill.
5432 * opts.c (flag_speculative_prefetching_set): Kill.
5433 (flag_loop_optimize_set): New.
5434 (common_handle_option): Disable loop optimizer when profiling;
5435 do not handle speculative prefetching.
5436 * passes.c (init_optimization_passes): Replace pass_profiling combo
5437 by branch_prob pass.
5438 * profile.c (compute_value_histograms): Update for simplified value
5440 (rtl_register_profile_hooks): Kill.
5441 (pass_profiling): Kill.
5442 (rest_of_handle_branch_prob): Do not profile.
5443 * toplev.c (process_options): Remove speculative prefetching.
5444 * toplev.h (flag_tree_based_profiling): Kill.
5445 * tree-profile.c (prepare_instrumented_value,
5446 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5447 tree_gen_one_value_profiler, do_tree_profiling): Update for
5448 simplified datastructures.
5449 * value-prof.c: Add comment that speculative prefetching was dropped;
5450 update rest of file for simplified datastructures.
5451 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5452 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5453 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5454 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5455 rtl_mod_subtract, gen_speculative_prefetch,
5456 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5457 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5458 (gate_handle_value_profile_transformations,
5459 rest_of_handle_value_profile_transformations,
5460 pass_value_profile_transformations): Kill.
5461 * value-prof.h (histogram_value_t): Remove IL based unions.
5462 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5463 rtl_profile_hooks): Remove hooks.
5465 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5467 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5468 (cgraph_clone_node): Likewise.
5469 * cgraph.h (cgraph_clone_edge): Update prototype.
5470 (cgraph_clone_node): Likewise.
5471 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5473 (lookup_recursive_calls): Consider profile.
5474 (cgraph_decide_recursive_inlining): Fix updating; use new
5475 probability argument; use profile.
5476 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5477 * tree-inline.c (copy_bb): Update clal of clone_edge.
5478 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5480 * invoke.texi (min-inline-recursive-probability): Document.
5482 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5484 * doc/install.texi (Configuration): Update Valgrind homepage.
5486 2005-07-28 Richard Henderson <rth@redhat.com>
5489 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5490 labels we want to delete.
5491 (cfg_layout_merge_blocks): Likewise.
5493 2005-07-28 Richard Henderson <rth@redhat.com>
5496 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5497 when expanding to nothing.
5499 2005-07-28 Josh Conner <jconner@apple.com>
5501 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5502 (cgraph_decide_inlining_of_small_functions): Likewise.
5504 2005-07-28 Josh Conner <jconner@apple.com>
5506 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5507 direction of badness if negative.
5508 (cgraph_default_inline_p): Add reason to parameters, and assign it
5510 (cgraph_decide_inlining_of_small_functions): New parameter in call
5511 to cgraph_default_inline_p.
5512 (cgraph_decide_inlining_incrementally): Likewise.
5513 * cgraphunit.c (decide_is_function_needed): Likewise.
5514 * cgraph.h (cgraph_default_inline_p): Likewise.
5516 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5518 * builtins.c: Fix comment typo(s).
5519 * genautomata.c: Likewise.
5520 * gimplify.c: Likewise.
5521 * tree-dfa.c: Likewise.
5522 * tree-flow-inline.h: Likewise.
5523 * tree-into-ssa.c: Likewise.
5524 * tree-ssa-alias.c: Likewise.
5525 * tree-ssa-ccp.c: Likewise.
5526 * tree-ssa-copy.c: Likewise.
5527 * tree-ssa-dce.c: Likewise.
5528 * tree-ssa-dom.c: Likewise.
5529 * tree-ssa-operands.c: Likewise.
5530 * tree-tailcall.c: Likewise.
5531 * tree-vectorizer.c: Likewise.
5532 * tree-vrp.c: Likewise.
5535 2005-07-28 Jeff Law <law@redhat.com>
5537 * tree-vrp.c (test_for_singularity): Extracted from ...
5538 (simplify_cond_using_ranges): Attempt to simplify a relational
5539 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5541 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5543 PR tree-optimization/22506
5544 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5545 phis whose argument is constant.
5547 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5549 PR rtl-optimization/18992
5550 Back out this patch:
5551 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5552 PR optimization/12142
5553 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5554 uses of the register in the SET_SRC. Remove unnecessary argument.
5556 Replace it with this:
5557 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5558 if flag_non_call_exceptions is set and the insn may trap, pass
5559 pc_rtx as dest for recursion.
5560 In SET_SRC part of SET case, if dest is already set, pass it down
5563 2005-07-28 Jan Hubicka <jh@suse.cz>
5565 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5566 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5567 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5569 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5570 profile when available.
5572 2005-07-28 Jan Beulich <jbeulich@novell.com>
5574 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5575 (ia64_print_operand): Describe and handle 'X'.
5576 (ia64_register_move_cost): Also handle FP_REGS.
5577 (ia64_preferred_reload_class): Likewise.
5578 (ia64_secondary_reload_class): Likewise.
5579 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5580 it. Also check for ITANIUM_CLASS_FLDP.
5581 * config/ia64/ia64.h (FP_REGNO_P): New.
5582 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5583 (reg_class): Add FP_REGS.
5584 (REG_CLASS_NAMES): Adjust for it.
5585 (REG_CLASS_CONTENTS): Likewise.
5586 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5587 (REG_CLASS_FROM_LETTER): Handle 'x'.
5588 (CLASS_MAX_NREGS): Handle FP_REGS.
5589 (MEMORY_MOVE_COST): Likewise.
5590 * config/ia64/ia64.md (itanium_class): Add fldp.
5591 (type): Handle fldp.
5592 (movti_internal): More allowable operand combinations. Use ldfp8 when
5593 splitting unnecessary. Remove predicable attribute. Adjust
5594 itanium_class attribute.
5595 (smuldi3_highpart): Remove outdated comment.
5596 (mulditi3, umulditi3, rotlti3): New expanders.
5597 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5598 (absti2): Disabled new insn for future reference.
5599 Respective new splitters.
5600 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5601 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5602 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5604 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5606 PR rtl-optimization/23047
5607 * simplify-rtx.c (simplify_const_relational_operation): Respect
5608 flag_wrapv for comparisons with ABS.
5610 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5612 PR tree-optimization/22493
5613 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5614 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5616 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5618 * config/frv/frv.opt (moptimize-membar): New.
5620 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5622 * config/frv/frv.h: Remove machine_function definition.
5624 * config/frv/frv.c (struct frv_io): New.
5625 (struct machine_function): Moved from frv.h. Add has_membar_p.
5626 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5627 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5628 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5629 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5630 (frv_reorg): Call frv_optimize_membar when appropriate.
5631 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5632 (frv_expand_builtin): Adjust calls accordingly.
5633 (frv_io_address_cookie): New function.
5634 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5635 load or store rather than a special insn. Add ccnstant address and
5636 io-type operands to the membar.
5637 (frv_ifcvt_modify_tests): Unsign regno.
5638 (frv_ifcvt_modify_tests): Same.
5640 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5641 UNSPEC_OPTIONAL_MEMBAR constant.
5642 (builtin_read_<mode>): Delete.
5643 (builtin_write_<mode>): Delete.
5644 ("optional_membar_<mode>"): Add operand.
5646 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5647 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5648 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5649 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5650 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5651 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5652 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5653 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5654 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5656 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5658 * df.c (df_uses_record): Handle SCRATCH.
5660 2005-07-28 Steven Bosscher <stevenb@suse.de>
5663 * passes.c (rest_of_decl_compilation): If decl is a type and
5664 we have encountered errors, don't emit debug information.
5666 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5668 * params.def: Fixed comment.
5670 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5673 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5674 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5675 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5677 2005-07-27 Steven Bosscher <stevenb@suse.de>
5680 * varasm.c (assemble_start_function): Don't do anything that may
5681 require a CFG if the current function is a thunk.
5683 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5685 * doc/install.texi (Prerequisites): Mention that perl is needed
5686 to do export control in libstdc++ targetting Darwin.
5688 2005-07-27 Steven Bosscher <stevenb@suse.de>
5690 PR rtl-optimization/17808
5691 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5692 (sched_insns_conditions_mutex_p): Split out from...
5693 (add_dependence): ...here. But don't call it from here.
5694 (add_dependence_list): Check sched_insns_conditions_mutex_p
5695 before calling add_dependence.
5696 (add_dependence_list_and_free): Likewise.
5697 (fixup_sched_groups): Likewise.
5698 (sched_analyze_1): Likewise.
5699 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5700 (sched_analyze): Likewise.
5701 (sched_analyze_insn): Likewise.
5702 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5703 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5704 dependencies on all COND_EXEC insns to jumps ending basic blocks
5705 when doing intrablock scheduling.
5706 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5708 2005-07-27 Jeff Law <law@redhat.com>
5710 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5711 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5712 equivalency sets, correctly handle the case were vr0 has an
5713 equivalency set, but vr1 does not.
5715 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5717 PR tree-optimization/23073
5718 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5719 vect_print_dump_info before fprintf.
5721 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5723 PR tree-optimize/22348
5724 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5725 Fold the partial computation.
5727 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5729 PR tree-optimization/22325
5730 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5732 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5734 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5735 (force_var_cost): ... this function.
5736 (compute_phi_arg_on_exit): Export.
5738 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5740 PR tree-optimization/20773
5741 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5744 2005-07-27 Richard Guenther <rguenther@suse.de>
5746 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5747 Avoid pushing again if current struct contains only
5748 fields we decomposed.
5750 2005-07-27 Jan Hubicka <jh@suse.cz>
5752 PR tree-optimization/22574
5753 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5756 * tree-tailcall.c (decrease_profile): New function.
5757 (eliminate_tail_call): Use it.
5759 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5760 visibility flags correctly in whole program mode.
5762 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5764 PR rtl-optimization/22472
5765 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5767 2005-07-26 Steven Bosscher <stevenb@suse.de>
5769 PR tree-optimization/22504
5770 * tree-complex.c (expand_complex_addition): Use 'code' instead
5771 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5773 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5775 * config.gcc (cpu_type): Add frv case.
5776 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5777 (supported_defaults): Add fr550 case.
5779 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5782 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5783 whether a pointer of type T * may point to objects of type T *.
5785 2005-07-26 DJ Delorie <dj@redhat.com>
5787 * configure: Regenerate.
5789 2005-07-26 Dale Johannesen <dalej@apple.com>
5791 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5793 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5795 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5796 Clarify use of "build" in name.
5798 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5800 * doc/extend.texi (Raw read/write Functions): New section.
5801 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5802 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5803 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5804 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5805 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5806 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5807 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5808 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5809 * config/frv/frv.c: Add bdesc_loads global.
5810 Add bdesc_stores global.
5811 (frv_init_builtins): Add support for __builtin_{read/write}*.
5812 (frv_volatile_memref): New.
5813 (frv_expand_load_builtin): New.
5814 (frv_expand_store_builtin): New.
5815 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5816 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5817 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5818 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5819 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5820 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5821 (builtin_read_<mode>): New.
5822 (builtin_write_<mode>): New.
5823 (builtin_write64): New.
5824 (optional_membar_<mode>): New.
5826 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5828 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5829 (rather than units) against HOST_BITS_PER_WIDE_INT.
5831 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5833 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5834 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5835 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5836 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5839 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5840 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5841 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5843 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5845 2005-07-26 Richard Guenther <rguenther@suse.de>
5847 PR tree-optimization/22486
5848 * fold-const.c (fold_unary): Fold away useless component
5849 references of the form (T *)&T.x, if the address
5852 2005-07-25 James E Wilson <wilson@specifixinc.com>
5854 * dwarf2out.c (add_call_src_coords_attributes): New.
5855 (gen_inlined_subroutine_die): Call it.
5856 (maybe_emit_file, init_file_table): Add comments.
5857 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5859 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5860 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5861 * tree.h (BLOCK_SOURCE_LOCATION): New.
5862 (struct tree_block): New field locus.
5864 2005-07-26 Andreas Schwab <schwab@suse.de>
5866 PR rtl-optimization/23043
5867 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5868 when allocating a struct unoccr.
5870 2005-07-25 Richard Henderson <rth@redhat.com>
5873 * tree-complex.c (gate_no_optimization): True if errors.
5874 * Makefile.in (tree-complex.o): Update dependencies.
5876 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5878 * config/frv/predicates.md (integer_register_operand): Use
5881 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5884 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5886 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5888 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5890 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5891 types when flag_unsafe_math_optimizations is true.
5893 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5895 * gcc.c (option_map): Add --sysroot.
5896 (process_command): Handle --sysroot.
5897 (display_help): Document it.
5898 * doc/cppopts.tex (-isysroot): Document.
5899 * doc/invoke.texi (--sysroot): Document.
5900 * doc/install.texi (--with-build-sysroot): Document.
5902 * Makefile.in (inhibit_libc): New variable.
5903 (INHIBIT_LIBC_CFLAGS): Likewise.
5904 (LIBGCC2_CFLAGS): Include
5905 $(INHIBIT_LIBC_CFLAGS).
5906 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5907 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5908 ($(T)crtend.o): Likewise.
5909 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5910 ($(T)crtendS.o): Likewise.
5911 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5912 ($(T)crtendT.o): Likewise.
5913 (stmp-fixinc): Do not complain about missing headers if
5915 * configure.ac (inhibit_libc): Set it to true/false.
5916 (--with-build-sysroot): New option. Use it to set
5918 * configure: Regenerated.
5920 2005-07-25 Manfred Hollstein <mh@suse.com>
5922 * calls.c (store_one_arg): Fix unsigned comparison warning.
5924 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5927 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5928 (ggc_print_statistics): Initialize variable before use.
5930 2005-07-25 Richard Guenther <rguenther@suse.de>
5932 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5933 calling with a PHI_NODE argument.
5935 * tree-flow-inline.h (overlap_subvar): Protect against
5938 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5940 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5941 * configure: Regenerate.
5943 2005-07-25 Ira Rosen <irar@il.ibm.com>
5945 * expr.c (highest_pow2_factor): Make extern.
5946 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5947 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5948 record_array_differ_p, array_ptr_differ_p): Likewise.
5949 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5950 additional cases. Call the above functions.
5951 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5952 base_object_differ_p when there are two base objects. Otherwise, compare
5953 base address and offset. Call may_alias_p.
5954 (dump_data_reference): Use a correct field name.
5955 (analyze_array): Make static. Initialize new data-ref fields.
5956 (analyze_indirect_ref): New function.
5957 (init_data_ref): Initialize new data-ref fields.
5958 (strip_conversion): Moved from tree-vect-analyze.c.
5959 (analyze_offset_expr, get_ptr_offset, address_analysis,
5960 object_analysis): Likewise.
5961 (analyze_offset): New function.
5962 (create_data_ref): Likewise.
5963 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5964 dimensions for ARRAY_REFs only.
5965 (build_classic_dist_vector): Make static.
5966 (access_functions_are_affine_or_constant_p): Call macro to get the
5967 address of access functions.
5968 (compute_all_dependences): Add new parameter
5969 compute_self_and_read_read_dependences. Compute self and read-read
5970 dependences if it is true.
5971 (find_data_references_in_loop): Call create_data_ref. Initialize new
5973 (compute_data_dependences_for_loop): Add new parameter
5974 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5975 compute nb_loops. Call compute_all_dependences,
5976 build_classic_dist_vector and build_classic_dir_vector with correct
5978 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5979 with correct parameters. Compare dimensions for ARRAY_REFs only.
5980 (free_data_refs): Call macro to free access functions.
5981 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5982 fields from stmt_vinfo.
5983 (struct base_object_info): New structure.
5984 (struct data_reference): Move fields to base_object_info. Add fields
5985 first_location and object_info for above structures. Move fields from
5986 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5987 aligned_to. Add macros to access the new fields.
5988 Update functions declarations.
5989 * tree-flow.h (is_aliased_with): Declare.
5990 * tree-loop-linear.c (linear_transform_loops): Call
5991 compute_data_dependences_for_loop with correct parameters.
5992 * tree-ssa-alias.c (is_aliased_with): New function.
5993 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5994 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5995 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5996 vect_base_addr_differ_p, compute_subscript_distance and
5997 build_classic_dist_vector. Add printings. Check absolute value of
5999 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6001 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6002 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6003 to bytes. Add printing.
6004 (vect_compute_data_refs_alignment): Go through loads and stores in one
6006 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6007 vect_analyze_data_ref_access): Likewise.
6008 (vect_analyze_pointer_ref_access): Remove.
6009 (vect_address_analysis, vect_object_analysis): Likewise.
6010 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6011 and analyze data-refs in the loop.
6012 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6013 fields of data-ref instead of stmt. Add init to the offset from the
6015 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6016 (vect_update_init_of_dr): Likewise.
6017 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6018 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6020 (new_loop_vec_info): Initialize new fields.
6021 (destroy_loop_vec_info): Free new fields.
6022 (vect_strip_conversion): Remove.
6023 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6024 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6025 datarefs. Add new field ddrs.
6026 Add macros for the new fields access.
6027 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6028 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6029 Remove their macros.
6030 * tree.h (highest_pow2_factor): Declare.
6032 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6034 * calls.c (store_one_arg): Check for sibling call MEM arguments
6035 from already clobbered incoming argument area.
6037 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6039 * c-common.c (check_missing_format_attribute): New.
6040 * c-common.h (check_missing_format_attribute): Likewise.
6041 * c-typeck.c (convert_for_assignment): Use it.
6043 2005-07-24 Andreas Schwab <schwab@suse.de>
6045 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6046 register use a word move. Correct operand of ext.w in 68000 code.
6048 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6050 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6051 variables as declarations, rather than definitions.
6053 2005-07-24 Ira Rosen <irar@il.ibm.com>
6055 PR tree-optimization/22526
6056 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6059 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6061 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6062 that C99 reserve for future use. Use it to define clog10,
6063 clog10f and clog10l.
6065 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6067 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6068 * configure.ac: Check for -Wmissing-format-attribute.
6070 * configure: Regenerate.
6072 2005-07-23 Richard Henderson <rth@redhat.com>
6074 PR tree-optimization/22623
6075 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6077 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6080 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6082 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6084 * Makefile.in (C_TREE_H): Update dependencies.
6085 * c-tree.h: Include toplev.h.
6086 * diagnostic.h (diagnostic_set_info): Add format attribute.
6087 * rtl-error.c (diagnostic_for_asm): Likewise.
6089 2005-07-23 Chao-ying Fu <fu@mips.com>
6091 * config/mips/mips-dsp.md: New file.
6092 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6093 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6095 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6096 MIPS_BUILTIN_BPOSGE32.
6097 (mips_expand_builtin_direct): Add one parameter to indicate that
6098 builtin functions need to return a value.
6099 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6101 (mips_regno_to_class): Add classes for 12 new DSP registers.
6102 (mips_subword): Change to check four HI registers.
6103 (mips_output_move): Output move to and from 6 new DSP accumulators.
6104 (override_options): Make sure -mdsp and -mips16 are not used together.
6105 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6107 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6109 (print_operand): Add 'q' for printing DSP accumulators.
6110 (mips_cannot_change_mode_class): Check ACC_REGS.
6111 (mips_secondary_reload_class): Check ACC_REGS.
6112 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6113 (mips_register_move_cost): Check ACC_REGS.
6114 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6115 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6116 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6117 (dsp_bdesc): New array.
6118 (bdesc_arrays): Add DSP builtin function table.
6119 (mips_prepare_builtin_arg): Check predicate again after
6121 (mips_expand_builtin): Add one more parameter to
6122 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6123 MIPS_BUILTIN_BPOSGE32.
6124 (mips_init_builtins): Initialize new function types.
6125 (mips_expand_builtin_direct): Check if builtin functions need to
6126 return a value and pass operands properly.
6127 (mips_expand_builtin_bposge): New function.
6128 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6129 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6130 (FIRST_PSEUDO_REGISTER): Increase to 188.
6131 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6132 Update for 12 new DSP registers.
6133 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6134 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6135 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6136 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6137 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6138 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6139 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6140 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6141 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6142 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6143 (REGISTER_NAMES): Add names for 12 new DSP registers.
6144 * config/mips/mips.md: Include mips-dsp.md.
6145 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6146 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6147 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6148 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6149 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6150 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6151 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6152 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6153 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6154 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6155 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6156 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6157 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6158 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6159 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6160 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6161 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6162 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6163 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6164 (UNSPEC_RDDSP): New constants.
6165 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6166 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6168 * config/mips/mips.opt (-mdsp): New option.
6169 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6170 (reg_imm10_operand): New predicates.
6171 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6172 * doc/invoke.texi (-mdsp): Document new option.
6174 2005-07-22 DJ Delorie <dj@redhat.com>
6176 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6178 * tree-inline.c (inlinable_function_p): Likewise.
6180 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6183 * toplev.c (check_global_declarations): Do not mark undefined
6184 variables as DECL_IGNORED_P.
6185 * varasm.c (first_global_object_name): GTY it.
6186 (weak_global_object_name): Likewise.
6187 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6188 a string to go into {weak,first}_global_object_name.
6190 2005-07-22 DJ Delorie <dj@redhat.com>
6192 * c-format.c (check_function_format): Change warning control
6193 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6195 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6197 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6198 &PTR->FLD a dereference of PTR.
6199 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6200 a potential dereference of PTR.
6202 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6204 PR rtl-optimization/20370
6205 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6206 call allocate_reg_info if necessary.
6208 PR rtl-optimization/21848
6209 * calls.c (emit_library_call_value_1): For const functions, add
6210 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6212 PR rtl-optimization/22445
6213 * cselib.c (target.h): Include.
6214 (rtx_equal_for_cselib_p): Allow commutative matches.
6215 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6216 Remove MODE parameter. Changed all callers.
6218 PR rtl-optimization/22258
6219 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6221 (try_combine): Use likely_spilled_retval_p.
6223 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6225 * config.gcc: Add crx-elf support.
6227 * doc/contrib.texi: Mention crx.
6228 * doc/extend.texi: Document crx extensions.
6229 * doc/install.texi: Document crx install.
6230 * doc/invoke.texi: Document crx options.
6231 * doc/md.texi: Document crx constraints.
6233 * config/crx/crx-protos.h: New file.
6234 * config/crx/crx.c: New file.
6235 * config/crx/crx.h: New file.
6236 * config/crx/crx.md: New file.
6237 * config/crx/crx.opt: New file.
6238 * config/crx/t-crx: New file.
6240 2005-07-22 Manfred Hollstein <mh@suse.com>
6242 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6244 (int_add_graph_edge): Likewise.
6245 (collapse_nodes): Likewise.
6246 (process_unification_queue): Likewise.
6248 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6249 Laurent GUERBY <laurent@guerby.net>
6251 PR tree-optimization/22336
6252 * function.c (record_block_change): Check for
6253 cfun->ib_boundaries_block.
6255 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6257 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6258 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6260 2005-07-21 DJ Delorie <dj@redhat.com>
6262 * toplev.c (warn_deprecated_use): Add warning control to warning
6264 * c-typeck.c (parser_build_binary_op): Likewise.
6265 (c_finish_if_stmt): Likewise.
6266 * c-common.c (check_function_sentinel): Likewise.
6267 (check_nonnull_arg): Likewise.
6269 2005-07-21 Richard Henderson <rth@redhat.com>
6272 * tree-complex.c (complex_ssa_name_components): New.
6273 (cvc_lookup): Allow entry not found.
6274 (create_components): Remove.
6275 (create_one_component_var, get_component_var): New.
6276 (get_component_ssa_name, set_component_ssa_name): New.
6277 (extract_component): Use get_component_ssa_name.
6278 (update_complex_components): Use set_component_ssa_name.
6279 (update_complex_components_on_edge): Likewise.
6280 (update_phi_components): Create new PHI nodes directly, instead
6281 of adding insns to edges.
6282 (tree_lower_complex): Allocate and free complex_variable_components
6283 and complex_ssa_name_components here.
6285 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6287 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6288 revert to returning false.
6290 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6293 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6295 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6298 * config/i386/i386.md (cmpxf): Change operand constraints
6299 to "nonmemory_operand".
6301 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6303 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6305 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6308 * fold-const.c (fold_build1): Add checksum for the operands.
6309 (fold_build2): Likewise.
6310 (fold_build3): Likewise.
6312 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6315 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6317 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6319 * common.opt (-fforward-propagate): Committed by mistake,
6322 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6324 * reg-stack.c: Fix comment typo(s).
6325 * tree-ssa-operands.c: Likewise.
6326 * tree-vectorizer: Likewise.
6328 2005-07-21 Nick Clifton <nickc@redhat.com>
6330 * config/sh/symbian.c: Replace C++ style line comments with C
6331 style line comments.
6332 (symbian_add_attribute): Do not use a ? operator on the LHS of
6334 (sh_symbian_handle_dll_attribute): Change the type of the
6335 method vector to "VEC(tree,gc)*" and use vector accessor
6336 macros to walk over the elements.
6337 (symbian_export_vtable_and_rtti_p): Likewise.
6338 (symbian_class_needs_attribute_p): Likewise.
6340 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6343 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6344 initialize targetm.resolve_overloaded_builtin here.
6345 (altivec_expand_overloaded_builtin): Make it non-static.
6346 * config/rs6000/rs6000-protos.h
6347 (altivec_expand_overloaded_builtin): New prototype.
6348 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6349 targetm.resolve_overloaded_builtin here.
6350 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6352 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6353 Zdenek Dvorak <dvorakz@suse.cz>
6355 PR tree-optimization/19210
6356 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6358 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6359 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6360 rely on unproven assumptions.
6361 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6362 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6363 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6364 to number_of_iterations_exit.
6365 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6366 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6367 * tree-ssa-loop-niter.c (find_loop_niter,
6368 estimate_numbers_of_iterations_loop): Likewise.
6369 (number_of_iterations_exit): Honor the new options.
6370 * doc/invoke.texi (Wunsafe-loop-optimizations,
6371 funsafe-loop-optimizations): Document them.
6373 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6375 PR rtl-optimization/22167
6376 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6378 2005-07-20 Adam Nemet <anemet@lnxw.com>
6380 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6381 __do_global_dtors_aux longcall.
6383 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6385 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6386 (old_special_pred_table): Don't reference
6387 SPECIAL_MODE_PREDICATES.
6388 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6389 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6390 * config/sh/predicates.h: Don't mention
6391 SPECIAL_MODE_PREDICATES.
6392 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6395 2005-07-20 DJ Delorie <dj@redhat.com>
6397 * config.gcc: Add m32c-elf support.
6399 * doc/contrib.texi: Mention m32c.
6400 * doc/extend.texi: Document m32c extensions.
6401 * doc/install.texi: Mention m32c.
6402 * doc/invoke.texi: Document m32c options.
6403 * doc/md.texi: Document m32c constraints.
6405 * config/m32c/addsub.md: New file.
6406 * config/m32c/bitops.md: New file.
6407 * config/m32c/cond.md: New file.
6408 * config/m32c/jump.md: New file.
6409 * config/m32c/m32c-lib1.S: New file.
6410 * config/m32c/m32c-lib2.c: New file.
6411 * config/m32c/m32c-modes.def: New file.
6412 * config/m32c/m32c-pragma.c: New file.
6413 * config/m32c/m32c-protos.h: New file.
6414 * config/m32c/m32c.abi: New file.
6415 * config/m32c/m32c.c: New file.
6416 * config/m32c/m32c.h: New file.
6417 * config/m32c/m32c.md: New file.
6418 * config/m32c/m32c.opt: New file.
6419 * config/m32c/minmax.md: New file.
6420 * config/m32c/mov.md: New file.
6421 * config/m32c/muldiv.md: New file.
6422 * config/m32c/predicates.md: New file.
6423 * config/m32c/prologue.md: New file.
6424 * config/m32c/shift.md: New file.
6425 * config/m32c/t-m32c: New file.
6427 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6429 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6430 (stack_protect_set, stack_protect_test): New expanders.
6431 (stack_protect_set_si, stack_protect_set_si_media,
6432 stack_protect_set_di_media, stack_protect_test_si,
6433 stack_protect_test_si_media, stack_protect_test_di_media):
6436 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6438 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6440 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6442 * tree.h (tree_expr_nonzero_p): Export.
6443 * fold-const.c (tree_expr_nonzero_p): Likewise.
6444 Return true for CALL_EXPRs that are alloca calls.
6445 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6447 * tree-flow.h (expr_computes_nonzero): Remove.
6448 * tree-vrp.c (expr_computes_nonzero): Remove.
6449 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6450 (extract_range_from_unary_expr): Likewise.
6451 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6452 tree_expr_nonzero_p.
6454 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6456 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6457 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6458 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6459 All callers changed.
6460 (frame_related_constant_load): New arg "related" which controls
6461 setting of RTX_FRAME_RELATED_P. All callers changed.
6462 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6463 (bfin_expand_prologue): Add stack limit checking.
6464 * config/bfin/bfin.md (trapifcc): New pattern.
6466 * config/bfin/bfin.c: Include "langhooks.h".
6467 (def_builtin): Go through lang_hooks to call builtin_function.
6469 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6470 * config/bfin/predicates.md (symbol_ref_operand): New.
6471 (call_insn_operand): Delete. All callers changed to use
6472 register_no_elim_operand.
6473 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6475 (function_arg): Use it to generate the call's operand 2.
6476 (bfin_longcall_p): New function.
6477 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6478 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6479 determine if the address needs to be in a REG.
6480 (bfin_handle_longcall_attribute): New function.
6481 (bfin_attribute_table): Add "longcall" and "shortcall".
6482 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6483 (CUMULATIVE_ARGS): New member call_cookie.
6484 (PREDICATE_CODES): Add symbol_ref_operand.
6485 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6486 extra USE to the pattern.
6487 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6488 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6489 sibcall_value_insn; now the new patterns handle direct calls and the
6490 old ones indirect calls.
6491 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6493 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6495 * doc/trouble.texi: Update section on handling of empty loops.
6497 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6499 * config.gcc: Remove support for sparc-*-openbsd*,
6500 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6502 * config.host: Remove support for i860-*-sysv4* as a host.
6503 * config/i860/*, config/ip2k/*, config/ns32k/*,
6504 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6505 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6506 mention obsolete ports.
6508 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6510 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6512 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6513 of frame_pointer_rtx.
6514 (sh_expand_epilogue): Likewise.
6515 (sh_set_return_address): Likewise.
6516 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6517 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6518 offsets from FRAME_POINTER_REGNUM.
6519 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6520 (sh_register_names): Add initializer for sfp.
6521 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6522 (VALID_REGISTER_P): Likewise.
6523 (FIRST_PSEUDO_REGISTER): Update.
6524 (DWARF_FRAME_REGISTERS): Define.
6525 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6526 (HARD_FRAME_POINTER_REGNUM): Define.
6527 (FRAME_POINTER_REGNUM): Redefine.
6528 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6529 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6530 from FRAME_POINTER_REGNUM.
6531 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6532 FRAME_POINTER_REGNUM.
6533 (REG_CLASS_CONTENTS): Add sfp.
6534 (REG_ALLOC_ORDER): Likewise.
6535 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6536 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6537 of frame_pointer_rtx.
6538 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6540 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6542 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6543 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6544 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6546 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6549 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6551 Make CONSTRUCTOR use VEC to store initializers.
6552 * c-common.c (complete_array_type): Update to cope with VEC in
6554 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6555 (pp_c_constructor_elts): New function.
6556 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6557 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6558 struct constructor_stack, struct initializer_stack,
6559 constructor_elements, push_init_level, pop_init_level,
6560 add_pending_init, find_init_member, output_init_element): Update to
6561 cope with VEC in CONSTRUCTOR_ELTS.
6562 * coverage.c (build_fn_info_value, build_ctr_info_value,
6563 build_gcov_info): Likewise.
6564 * expr.c (categorize_ctor_elements_1, store_constructor,
6565 expand_expr_real_1): Likewise.
6566 * fold-const.c (fold_ternary): Likewise.
6567 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6568 gimplify_init_constructor, gimplify_expr): Likewise.
6569 * tree-dump.c (dequeue_and_dump): Likewise.
6570 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6572 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6574 * tree-sra.c (generate_element_init_1): Likewise.
6575 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6576 * tree-ssa-operands.c (get_expr_operands): Likewise.
6577 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6578 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6579 (get_initial_def_for_reduction): Likewise.
6580 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6581 value handle in annotations.
6582 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6583 tree_node_structure): Add support for constr_kind.
6584 (build_vector_from_ctor, build_constructor_single,
6585 build_constructor_from_list): New functions.
6586 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6587 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6588 Update to cope with VEC in CONSTRUCTOR_ELTS.
6589 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6590 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6591 CONSTRUCTOR_APPEND_ELT): New macros.
6592 (struct constructor_elt, struct tree_constructor): New data types.
6593 (union tree_node): Add tree_constructor field.
6594 * treestruct.def: Define TS_CONSTRUCTOR.
6595 * varasm.c (const_hash_1, compare_constant, copy_constant,
6596 compute_reloc_for_constant, output_addressed_constants,
6597 initializer_constant_valid_p, output_constant,
6598 array_size_for_constructor, output_constructor): Update to cope with
6599 VEC in CONSTRUCTOR_ELTS.
6600 * vec.h (VEC_empty, VEC_copy): New macros.
6602 2005-07-19 Devang Patel <dpatel@apple.com>
6604 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6606 2005-07-19 Richard Henderson <rth@redhat.com>
6609 * gimplify.c (gimplify_expr): Use main variant type for the temp
6610 destination for a discarded volatile read.
6611 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6612 casts between non-void types that change volatility.
6614 2005-07-15 DJ Delorie <dj@redhat.com>
6616 * toplev.h: Add comment about the first parameter for warning().
6617 * errors.h: Likewise.
6619 * c.opt (Wpragmas): New.
6620 * doc/invoke.texi: Document it.
6622 * function.c (do_warn_unused_parameter): Add warning control to
6624 * c-decl.c (warn_if_shadowing): Likewise.
6625 * c-lex.c (cb_def_pragma): Likewise.
6626 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6627 (pop_alignment): Likewise.
6628 (handle_pragma_pack): Likewise.
6629 (apply_pragma_weak): Likewise.
6630 (handle_pragma_weak): Likewise.
6631 (handle_pragma_redefine_extname): Likewise.
6632 (add_to_renaming_pragma_list): Likewise.
6633 (handle_pragma_extern_prefix): Likewise.
6634 (maybe_apply_renaming_pragma): Likewise.
6635 (handle_pragma_visibility): Likewise.
6637 * config/c4x/c4x-c.c (BAD): Likewise.
6638 (c4x_parse_pragma): Likewise.
6639 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6640 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6641 (rs6000_pragma_longcall): Likewise.
6642 * config/v850/v850-c.c (pop_data_area): Likewise.
6643 (ghs_pragma_section): Likewise.
6644 (ghs_pragma_section): Likewise.
6645 (ghs_pragma_interrupt): Likewise.
6646 (ghs_pragma_starttda): Likewise.
6647 (ghs_pragma_startsda): Likewise.
6648 (ghs_pragma_startzda): Likewise.
6649 (ghs_pragma_endtda): Likewise.
6650 (ghs_pragma_endsda): Likewise.
6651 (ghs_pragma_endzda): Likewise.
6653 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6654 Kenneth Zadeck <zadeck@naturalbridge.com>
6656 * Makefile.in: Removed tree-promote-statics.c
6657 * tree-promote-statics.c: Removed.
6658 * common.opt: Removed flag-promote-statics.
6660 * passes.c: Removed tree-promote-statics pass.
6661 * tree-pass.h: Ditto.
6662 * timevar.def: Removed TV_PROMOTE_STATICS.
6665 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6667 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6669 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6671 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6674 * c-common.c (check_function_arguments): Call
6675 'check_function_format' if either -Wformat or
6676 -Wmissing-format-attribute are specified.
6677 * c-format.c (check_function_format): Check -Wformat before
6678 calling 'check_format_info'.
6679 * c-opts.c (c_common_post_options): Don't warn for
6680 -Wmissing-format-attribute without -Wformat.
6681 * c-typeck.c (convert_for_assignment): Detect additional cases for
6682 -Wmissing-format-attribute.
6683 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6686 2005-07-19 Richard Guenther <rguenther@suse.de>
6688 * config/i386/i386.md (lrint<mode>2): Use temporary
6689 instead of clobbering non-existent memory.
6691 2005-07-19 Nick Clifton <nickc@redhat.com>
6693 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6694 statement to avoid displaying ASCII control characters.
6696 2005-07-19 Ben Elliston <bje@au.ibm.com>
6698 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6699 * cfganal.c (find_edge_index): Ditto.
6700 * combine.c (combine_instructions): Ditto.
6701 * ddg.c (create_scc): Ditto.
6702 (find_successors): Ditto.
6703 (find_predecessors): Ditto.
6704 (find_nodes_on_paths): Ditto.
6705 (longest_simple_path): Ditto.
6706 * flow.c (update_life_info): Ditto.
6707 (count_or_remove_death_notes): Ditto.
6708 (clear_log_links): Ditto.
6709 * modulo-sched.c (generate_reg_moves): Ditto.
6710 (find_max_asap): Ditto.
6711 (find_max_hv_min_mob): Ditto.
6712 (find_max_dv_min_mob): Ditto.
6713 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6714 * sched-rgn.c (extract_edgelst): Ditto.
6715 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6716 (dump_update_ssa): Ditto.
6717 (ssa_names_to_replace) Ditto.
6718 (switch_virtuals_to_full_rewrite): Ditto.
6719 (update_ssa): Ditto.
6720 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6722 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6724 Fix PR tree-optimization/22483
6726 * tree-complex.c (create_components): Use
6727 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6728 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6729 * tree-flow.h (safe_referenced_var_iterator): New structure.
6730 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6731 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6732 safe_referenced_var iterator.
6733 (add_type_alias): Ditto.
6735 2005-07-19 Steven Bosscher <stevenb@suse.de>
6737 * loop-init.c (rest_of_handle_loop2): Remove.
6738 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6739 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6740 (pass_rtl_loop_init, pass_rtl_loop_done,
6741 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6742 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6743 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6744 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6745 pass_tree_loop_done, and pass_tree_unswitch.
6746 (gate_loop): Rename to gate_tree_loop.
6747 * passes.c (init_optimization_passes): Update for renamed tree
6748 loop passes. Add the new loop2 passes as subpasses of loop2.
6749 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6750 Update for the renamed tree loop passes.
6752 2005-07-18 Ian Lance Taylor <ian@airs.com>
6755 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6756 blocks when optimizing.
6758 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6760 * common.opt (frename-registers): Initialize to 2.
6762 (fgcse-after-reload): Ditto.
6763 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6764 (process_options): Only change flag_web, flag_rename_registers,
6765 and flag_rerun_cse_after_loop if not explicitly set by user.
6767 2005-07-18 Jan Beulich <jbeulich@novell.com>
6769 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6770 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6771 in 64-bit mode the same as DImode in 32-bit mode.
6772 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6773 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6774 mode. Add new mode parameter.
6775 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6776 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6777 x86_64_shift_adj): New expanders.
6778 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6779 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6781 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6782 DImode shift splitters.
6783 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6784 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6787 2005-07-18 Jan Beulich <jbeulich@novell.com>
6789 * i386.md (movdi_extzv_1): New.
6790 (zero_extendhidi2): Combine alternatives and never force use of
6792 (zero_extendqidi2): Likewise. Don't restrict input selection.
6794 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6796 Fix PR tree-optimization/22531
6797 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6800 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6802 * tree-promote-statics.c (pass_promote_statics): Change dump file
6805 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6807 * tree-optimize.c (init_tree_optimization_passes): Add
6808 pass_eliminate_useless_stores pass.
6809 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6810 * tree-ssa-pre.c (is_copy_stmt): New function.
6811 (follow_copies_till_vuse): Ditto.
6812 (do_eustores): Ditto.
6813 (gate_eustores): Ditto.
6815 2005-07-16 Richard Henderson <rth@redhat.com>
6817 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6819 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6820 Kenneth Zadeck <zadeck@naturalbridge.com>
6822 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6823 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6824 ipa-type-escape.h, tree-promote-statics.c
6825 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6826 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6827 tree-promote-statics.c: new files.
6828 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6829 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6830 int nonlocal_set_p, mark_constant_function): Deleted.
6831 (rest_of_handle_cfg): Removed call to mark_constant_function.
6832 (nonoverlapping_component_refs_p): Added calls to support
6833 type based aliasing.
6834 * tree-ssa-alias.c (may_alias_p,
6835 compute_flow_insensitive_aliasing): Ditto.
6836 * calls.c (flags_from_decl_or_type): Removed reference to
6838 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6839 too many arguments. This is necessary for Spec 2000.
6840 * cgraph.h (const_function, pure_function): Removed.
6841 * common.opt: Added "fipa-pure-const", "fipa-reference",
6842 "fipa-type-escape", and "ftree-promote-static".
6844 * passes.c: Added ipa and tree-promote-statics passes.
6845 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6846 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6847 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6848 * tree-flow.h: Added exposed sra calls and addition of
6849 reference_vars_info field for FUNCTION_DECLS.
6850 * tree-pass.h: Added passes.
6851 * tree-sra.c: (sra_init_cache): New function.
6852 (sra_insert_before, sra_insert_after) Made public.
6853 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6855 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6856 aliasing. (may_alias_p): Added code to use type escape analysis to
6858 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6859 code to prune clobbers of static variables based on information
6860 produced in ipa-reference pass. Changed call clobbering so that
6861 statics are not marked as clobbered if the call does not clobber
6864 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6866 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6869 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6871 * doc/install.texi (*-*-solaris2*): Document recommended version
6872 of GNU binutils and mention GNU linker problem on Solaris 10.
6874 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6877 * c-decl.c (c_build_bitfield_integer_type): New function.
6878 (finish_struct): Call it.
6879 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6881 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6883 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6886 2005-07-16 Jan Hubicka <jh@suse.cz>
6888 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6889 (scale_bbs_frequencies_int): Watch roundoff errors.
6890 * predict.c (return_prediction): Initialize return_stmt.
6892 2005-07-16 Jan Hubicka <jh@suse.cz>
6894 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6895 after RTL profiling.
6897 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6900 * fold-const.c (build_range_check): Convert high/low to etype
6901 if we are only comparing against exp.
6903 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6905 Fix PR tree-optimization/22376
6906 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6908 (need_to_solve): New function.
6909 (compute_points_to_sets): Use it.
6911 2005-07-15 Jan Hubicka <jh@suse.cz>
6913 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6914 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6916 2005-07-15 Richard Guenther <rguenther@suse.de>
6918 * c-common.c (handle_flatten_attribute): New function.
6919 Add flatten function attribute.
6920 * doc/extend.texi: Document flatten function attribute.
6921 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6922 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6924 (cgraph_decide_inlining): Handle functions with flatten
6927 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6929 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6930 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6931 UNSPEC_XCHG, UNSPEC_AND): New.
6932 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6933 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6934 * config/rs6000/sync.md (FETCHOP): New code macro.
6935 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6937 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6938 (sync_compare_and_swap<mode>): Same.
6939 (sync_lock_test_and_set<mode>): Same.
6940 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6941 for QImode and HImode, and not PPC405.
6942 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6943 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6944 (sync_<fetchop>{si,di}_internal): New.
6945 (sync_nand{si,di}_internal): New.
6946 (sync_old_<fetchop>{si,di}_internal): New.
6947 (sync_old_nand{si,di}_internal): New
6948 (sync_new_<fetchop>{si,di}_internal): New.
6949 (sync_new_nand{si,di}_internal): New.
6950 (atomic_and{si,di}): New.
6951 (sync_new_nand{si,di}_internal): New.
6952 (atomic_and{si,di}): New.
6953 (sync_add<mode>_internal): Delete.
6954 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6955 (sync_sub<mode>_internal): Delte.
6956 (sync_subshort_internal): New.
6957 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6958 (sync_anddi_internal): Delete.
6959 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6960 (sync_booldi_internal): Delete.
6961 (sync_boolc<mode>_internal): Delete.
6962 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6963 (sync_boolc<mode>_internal2): Delete.
6964 (sync_boolcc<mode>_internal): Delete.
6965 (isync, lwsync): Use unspec instead of unspec_volatile.
6966 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6967 Revert UNSPEC_VOLATILE.
6968 (rs6000_split_atomic_op): New.
6969 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6971 2005-07-14 Eric Christopher <echristo@redhat.com>
6973 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6974 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6976 2005-07-14 Eric Christopher <echristo@redhat.com>
6978 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6980 2005-07-14 Steven Bosscher <stevenb@suse.de>
6982 PR tree-optimization/22230
6983 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6984 the computation of the four cross productions for "range op range".
6986 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6987 Ulrich Weigand <uweigand@de.ibm.com>
6990 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6993 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6995 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6997 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6999 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7001 2005-07-14 Richard Guenther <rguenther@suse.de>
7004 * config/i386/i386-protos.h (ix86_function_value): Change
7005 prototype to match new target hook.
7006 * config/i386/i386.c (ix86_value_regno): Change prototype
7007 to take extra type argument.
7008 (TARGET_FUNCTION_VALUE): Define.
7009 (ix86_function_ok_for_sibcall): Pass extra argument to
7010 ix86_value_regno, check return slot rtx for exact match.
7011 (ix86_function_value): Take extra parameter. Dispatch to
7012 ix86_value_regno with fndecl/fntype as provided.
7013 (ix86_value_regno): Handle extra type argument.
7014 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7016 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7017 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7018 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7019 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7020 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7022 2005-07-14 Richard Guenther <rguenther@suse.de>
7024 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7025 * calls.c (expand_call): Pass fntype to hard_function_value.
7026 (emit_library_call_value_1): Likewise.
7027 * explow.c: Include target.h.
7028 (hard_function_value): Take extra argument, the fntype.
7029 Use new target hook for function_value.
7030 * expr.h (hard_function_value): Change prototype.
7031 * function.c (aggregate_value_p): Pass 0 as fntype to
7032 hard_function_value.
7033 (assign_parms): Use new target hook for function_value.
7034 Pass 0 as fntype to hard_function_value.
7035 (expand_function_end): Likewise.
7036 * reg-stack.c: Include target.h.
7037 (stack_result): Use new target hook for function_value.
7038 * target-def.h: New target hook function_value.
7039 * target.h: Likewise.
7040 * targhooks.c (default_function_value): New function.
7041 * targhooks.h (default_function_value): Declare.
7043 2005-07-13 Ian Lance Taylor <ian@airs.com>
7045 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7047 2005-07-14 Jan Hubicka <jh@suse.cz>
7049 * tree-dfa.c (dump_variable): Use default_def function.
7050 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7051 * tree-ssa.c (verify_use): Likewise.
7052 * tree-ssanames.c (release_ssa_name): Likewise.
7053 * tree-tailcall.c (eliminate_tail_call): Likewise.
7054 (tree_optimize_tail_calls_1): Likewise.
7055 * tree-vrp.c (get_value_range): Likewise.
7057 2005-07-14 Ben Elliston <bje@au.ibm.com>
7059 * gcc.c (main): Compare language[0] with '*' when iterating over
7062 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7064 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7065 "s390_emit_compare". Add handling of CCZ1mode.
7066 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7067 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7069 (s390_branch_condition_mask): Add CCZ1mode handling.
7070 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7071 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7072 Use CCZ1mode instead of CCZmode.
7073 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7075 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7077 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7079 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7081 2005-07-13 Eric Christopher <echristo@redhat.com>
7083 * config/mips/mips.c (mips_canonicalize_comparison): New.
7084 (mips_emit_int_relational): Use.
7086 2005-07-13 Eric Christopher <echristo@redhat.com>
7088 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7090 * config/s390/s390.md: Include tpf.md. Move tpf specific
7092 * config/s390/tpf.md: To here.
7093 * config/s390/s390.opt: Move tpf specific options...
7094 * config/s390/tpf.opt: to here. Add mmain option.
7095 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7096 * config/s390/tpf.h: Rewrite.
7098 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7100 * doc/tm.texi: Remove @xref{Cross-profiling}.
7102 2005-07-13 Jeff Law <law@redhat.com>
7104 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7105 expressions, test their _DECL operands for pointer equality rather
7106 than using operand_equal_p.
7108 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7110 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7111 (TARGET_POSIX_IO): This.
7112 * config/darwin.h: Likewise.
7113 * config/freebsd.h: Likewise.
7114 * config/linux.h: Likewise.
7115 * config/lynx.h: Likewise.
7116 * config/netbsd.h: Likewise.
7117 * config/rs6000/linux64.h: Likewise.
7118 * config/rs6000/linux.h: Likewise.
7119 * config/s390/tpf.h: Likewise.
7120 * config/sh/embed-elf.h: Likewise.
7121 * config/sparc/linux64.h: Likewise.
7122 * config/sparc/linux.h: Likewise.
7123 * config/svr4.h: Likewise.
7124 * gcov-io.h: Likewise.
7126 * doc/tm.texi: Updated.
7128 * libgcov.c (create_file_directory): Defined only if
7129 TARGET_POSIX_IO is defined.
7130 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7133 2005-07-13 Jan Hubicka <jh@suse.cz>
7135 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7137 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7139 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7140 structure as argument.
7142 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7144 PR tree-optimization/21921
7145 * tree-iterator.c (tsi_link_before): Support the case when
7146 tsi_end_p (tsi) == true.
7148 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7150 PR tree-optimization/22442
7151 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7154 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7156 PR rtl-optimization/20376
7157 * toplev.c (process_options): Enable -fweb and -frename-registers when
7159 * doc/invoke.texi: Update the information about when -fweb and
7160 -frename-registers are enabled.
7162 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7165 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7166 if *rhs_p is not a SSA_NAME.
7168 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7170 Fix PR tree-optimization/22422
7171 * tree-ssa-structalias.c (struct variable_info): Add flag for
7173 (get_varinfo): Now a static function.
7174 (new_varinfo): init has_union and is_special_var to false.
7175 (solution_set_add): Check has_union.
7176 (do_da_constraint): Move temporary variable so it gets reset
7178 Also check for special variable.
7179 (do_ds_constraint): Ditto.
7180 (do_sd_constraint): Ditto.
7181 (do_structure_copy): Check for special variable.
7182 (find_func_aliases): Ditto.
7183 (init_base_vars): Set special vars properly.
7185 2005-07-13 Jan Hubicka <jh@suse.cz>
7187 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7190 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7191 (get_expr_operands): Fix thinko wrt flags and subvars.
7193 PR tree-optimize/22379
7194 * tree-inline.c (expand_call_inline): Do not output sorry in early
7197 2005-07-12 Dale Johannesen <dalej@apple.com>
7199 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7201 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7204 * host-linux.h: Include limits.h.
7206 2005-07-12 Dale Johannesen <dalej@apple.com>
7208 * expr.c (compress_float_constant): Add cost check.
7209 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7211 2005-07-12 Dale Johannesen <dalej@apple.com>
7213 * gcc.target/i386/compress-float-sse.c: New.
7214 * gcc.target/i386/compress-float-sse-pic.c: New.
7215 * gcc.target/i386/compress-float-387.c: New.
7216 * gcc.target/i386/compress-float-387-pic.c: New.
7217 * gcc.dg/compress-float-ppc.c: New.
7218 * gcc.dg/compress-float-ppc-pic.c: New.
7220 2005-07-12 Eric Christopher <echristo@redhat.com>
7222 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7224 * config/s390/s390.md: Include tpf.md. Move tpf specific
7226 * config/s390/tpf.md: To here.
7227 * config/s390/s390.opt: Move tpf specific options...
7228 * config/s390/tpf.opt: to here. Add mmain option.
7229 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7230 * config/s390/tpf.h: Rewrite.
7232 2005-07-12 Eric Christopher <echristo@redhat.com>
7234 * gcc.c (struct infile): Update comment for language.
7235 (main): Rewrite input file resetting code.
7237 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7240 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7241 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7242 (lookup_avail_expr): Use constant_boolean_node instead
7243 of boolean_false_node/boolean_true_node.
7245 2005-07-12 Ben Elliston <bje@au.ibm.com>
7247 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7248 and use it when printing num_edges.
7250 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7252 * doc/extend.texi (Blackfin Built-in Functions): New section.
7253 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7256 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7258 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7259 s/cmpstrsi/cmpstrnsi
7260 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7262 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7263 (init_optabs): Initialize cmpstrn_optab.
7264 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7265 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7266 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7267 * config/i386/i386.md: s/cmpstr/cmpstrn
7268 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7269 * doc/md.texi: Update documentation.
7271 2005-07-11 Richard Henderson <rth@redhat.com>
7273 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7274 build_va_arg_indirect_ref.
7275 (alpha_gimplify_va_arg): Likewise.
7276 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7277 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7278 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7279 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7280 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7281 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7283 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7285 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7287 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7288 * passes.c (init_optimization_passes): Add pass_empty_loop.
7289 * tree-pass.h (pass_empty_loop): Declare.
7290 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7291 try_remove_empty_loop, remove_empty_loops): New functions.
7292 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7293 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7295 2005-07-12 Peter Barada <peter@the-baradas.com>
7299 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7300 in address registers.
7301 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7302 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7303 alternative of addsi3_5200.
7305 2005-07-11 Ian Lance Taylor <ian@airs.com>
7307 * config/mips/mips.md (ffs<mode>2): Remove.
7309 2005-07-11 Ian Lance Taylor <ian@airs.com>
7311 * doc/tree-ssa.texi (Cleanups): Improve description of
7313 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7315 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7317 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7318 * tree.h (DECL_ARGUMENT_FLD): New macro.
7320 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7322 Fix PR tree-optimization/22404
7324 * tree-ssa-structalias.c (create_variable_info_for): Use
7327 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7329 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7330 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7331 for second comparison operand.
7332 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7334 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7335 (define_insn_reservation "alu"): Likewise.
7336 (csync, ssync): Now of type sync.
7337 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7338 -mcsync-anomaly -mspecld-anomaly.
7339 * config/bfin/bfin.opt (mcsync): Remove.
7340 (mcsync-anomaly, mspecld-anomaly): Add.
7341 * config/bfin/bfin.c: Include "insn-codes.h".
7342 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7343 (TARGET_DEFAULT_TARGET_FLAGS): New.
7344 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7346 2005-07-11 Steven Bosscher <stevenb@suse.de>
7348 * basic-block.h: Give the BB flags enum a name, bb_flags.
7349 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7350 * cfgcleanup.c (enum bb_flags): Remove here.
7351 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7352 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7353 (update_forwarder_flag): Likewise.
7354 (thread_jump): Likewise.
7355 (try_forward_edges): Likewise.
7356 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7357 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7358 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7360 2005-07-11 Richard Guenther <rguenther@suse.de>
7362 * config/i386/i386.opt: New target option -msseregparm.
7363 * config/i386/i386.c (override_options): Error out for
7364 -msseregparm but no SSE support.
7365 (ix86_function_sseregparm): Check for global sseregparm.
7366 * doc/invoke.texi: Document -msseregparm.
7368 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7370 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7371 (m32rle-*-linux*): Ditto.
7373 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7375 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7376 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7379 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7383 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7384 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7386 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7388 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7389 (varmap): Heapify varmap.
7390 (constraints): Heapify constraints.
7391 (struct constraint_graph): Heapify succs and preds.
7392 (constraint_vec_find): Update for heapification.
7393 (constraint_set_union): Ditto.
7394 (insert_into_complex): Ditto.
7395 (constraint_edge_vec_find): Ditto.
7396 (erase_graph_self_edge): Ditto.
7397 (add_graph_edge): Ditto.
7398 (get_graph_weights): Ditto.
7399 (merge_graph_nodes): Ditto.
7400 (build_constraint_graph): Ditto.
7401 (topo_visit): Ditto.
7402 (solve_graph): Ditto.
7403 (create_variable_info_for): Ditto.
7404 (init_base_vars): Ditto.
7405 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7406 (condese_varmap_nodes): Free complex vector.
7407 (clear_edges_for_node): Clear succs and preds vector.
7409 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7411 * tree-ssa-structalias.c (update_alias_info): Change counting of
7412 references to not include vdefs.
7414 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7416 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7419 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7421 * pa.c (pa_commutative_p): Make PLUS commutative when
7422 TARGET_NO_SPACE_REGS is true.
7424 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7426 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7427 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7428 * tree-dfa.c (dump_subvars_for): New.
7429 (debug_subvars_for): New.
7430 (dump_variable): Show subvariables if VAR has them.
7431 * tree-flow-inline.h (get_subvar_at): New.
7432 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7433 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7435 (struct subvar): Change fields offset and size to unsigned
7437 (dump_subvars_for): Declare.
7438 (debug_subvars_for): Declare.
7439 (get_subvar_at): Declare.
7440 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7441 to unsigned HOST_WIDE_INT *.
7442 (overlap_subvar): Likewise.
7443 * tree-gimple.c (is_gimple_reg): Always return false for
7444 SFTs and memory tags.
7445 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7447 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7448 (compute_may_aliases): Call compute_points_to_sets.
7449 (collect_points_to_info_for): Remove.
7450 (compute_points_to_and_addr_escape): Remove.
7451 (delete_alias_info): Call delete_points_to_sets.
7452 (compute_flow_sensitive_aliasing): If the call to
7453 find_what_p_points_to returns false, call set_pt_anything.
7454 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7455 (set_pt_anything): Clear pi->pt_vars.
7456 (set_pt_malloc): Remove.
7457 (merge_pointed_to_info): Remove.
7458 (add_pointed_to_expr): Remove.
7459 (add_pointed_to_var): Remove.
7460 (collect_points_to_info_r): Remove.
7461 (is_escape_site): Make extern.
7463 (create_overlap_variables_for): Call it.
7464 * tree-ssa-copy.c (merge_alias_info): Never merge
7465 flow-sensitive alias information.
7466 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7467 offset and size to be unsigned HOST_WIDE_INT.
7468 (add_to_addressable_set): Rename from note_addressable.
7469 Set TREE_ADDRESSABLE as the variables are added to the set.
7471 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7472 operands into VUSEs when adding V_MAY_DEFs for members in an
7474 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7475 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7476 (struct variable_info): Add bitfield is_heap_var.
7477 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7478 (new_var_info): Initialize is_heap_var.
7479 (get_constraint_for): Add HEAP variables to the symbol table.
7480 Mark them with is_heap_var.
7481 (update_alias_info): New. Taken mostly from the old
7482 compute_points_to_and_addr_escape.
7483 (handle_ptr_arith): New.
7484 (find_func_aliases): Call update_alias_info.
7485 Call handle_ptr_info for tcc_binary expressions.
7486 Call mark_stmt_modified.
7487 (create_variable_info_for): If DECL has subvars, do not create
7488 variables for its subvars. Always add all the fields.
7489 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7490 SFTs, then add all the SFTs of the structure.
7491 If VI->DECL is an aggregate with subvariables, add the SFT at
7493 (find_what_p_points_to): If VI is an artificial variable,
7494 translate to bitfields in SSA_NAME_PTR_INFO.
7495 If the solution is empty, set pi->pt_vars to NULL
7496 (init_base_vars): Create ANYOFFSET.
7497 (compute_points_to_sets): Rename from create_alias_vars.
7499 (pass_build_pta): Remove.
7500 (delete_points_to_sets): Rename from delete_alias_vars.
7501 (pass_del_pta): Remove.
7502 * tree-ssa-structalias.h (struct alias_info): Move from
7504 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7505 NUM_REFERENCES_SET): Likewise.
7506 (compute_points_to_sets, delete_points_to_sets): Declare.
7508 2005-07-09 Richard Henderson <rth@redhat.com>
7510 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7511 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7512 alpha_split_lock_test_and_set_12): New functions.
7513 * config/alpha/alpha-protos.h: Update.
7514 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7515 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7516 * config/alpha/sync.md (I12MODE): New.
7517 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7518 (sync_<fetchop_name><I48MODE>): Likewise.
7519 (sync_nand<I48MODE>): Likewise.
7520 (sync_old_<fetchop_name><I48MODE>): Likewise.
7521 (sync_new_<fetchop_name><I48MODE>): Likewise.
7522 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7523 (sync_compare_and_swap<I48MODE>): Likewise.
7524 (sync_lock_test_and_set<I48MODE>): Likewise.
7525 (sync_compare_and_swap<I12MODE>): New.
7526 (sync_compare_and_swap<I12MODE>_1): New.
7527 (sync_lock_test_and_set<I12MODE>): New.
7528 (sync_lock_test_and_set<I12MODE>_1): New.
7530 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7534 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7536 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7538 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7539 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7541 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7544 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7546 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7548 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7549 memory_operand constraint.
7550 (store_conditional_<mode>): Same.
7551 (sync_compare_and_swap<mode>): Same.
7552 (sync_lock_test_and_set<mode>): Same.
7554 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7556 Rewrite PIC support to more closely model actual instructions.
7557 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7558 (cris_symbol): Remove prototypes for removed functions.
7559 (cris_pic_symbol_type_of, cris_valid_pic_const)
7560 (cris_expand_pic_call_address): Prototypes for new functions.
7561 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7563 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7565 <case ':'>: Add case for new punctuation character.
7566 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7567 emitting (extra) PIC modifier.
7568 <case UNSPEC>: Do not assert for PLT.
7569 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7570 (cris_expand_prologue, cris_expand_epilogue): Check
7571 for pic_offset_table_rtx usage instead of taking
7572 current_function_uses_pic_offset_table as the final word.
7573 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7574 Remove flag_pic difference.
7575 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7576 the moral equivalents of...
7577 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7579 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7580 (cris_handle_option): Mark ARG as unused.
7581 (cris_expand_pic_call_address): New worker function for "call",
7583 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7584 output PIC constructs here.
7585 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7586 as symbol-specific modifers, not whole or part of operands.
7587 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7588 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7589 constants and flag_pic.
7590 (CONSTANT_INDEX_P): Adjust for new functions.
7591 (enum cris_pic_symbol_type): New helper type.
7592 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7593 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7594 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7596 ("movsi"): Emit actual instructions for GOT and relative access.
7597 ("*movsi_got_load"): New pattern to set up the register holding
7599 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7600 Adjust FIXME for 'S'.
7601 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7602 Use "movs" for -fpic cases.
7603 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7604 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7605 ("call", "call_value"): Just call cris_expand_pic_call_address for
7607 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7608 Remove special pattern.
7609 ("*expanded_call_side", "*expanded_call_value_side"): New
7611 (gotplt-to-plt, gotplt-to-plt-side-call)
7612 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7614 * config/cris/cris/predicates.md
7615 ("cris_general_operand_or_gotless_symbol"): Remove unused
7617 ("cris_general_operand_or_symbol"): Adjust for new functions.
7619 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7621 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7623 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7625 * Makefile.in (TREE_H): Add treestruct.def.
7626 (c-decl.o): Add pointer-set.h
7627 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7628 visibility on regular DECL's.
7629 (merge_decls): Fix the copying of decl nodes of various types for
7630 the new structures. Don't update RTL, section name, weak status,
7631 etc, on DECL's without RTL.
7632 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7633 Don't check volatile on non-variable types.
7634 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7635 to check whether we have seen arguments.
7636 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7637 flag is checked before field (flag is common, field is not).
7638 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7639 TS_DECL_COMMON could have an origin.
7640 (add_location_or_const_value_attribute): Don't check section name
7641 on non-var/function decls.
7642 (dwarf2out_var_location): Reverse order of tests.
7643 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7644 with DECL_WRTL_CHECK.
7645 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7646 * fold-const.c (fold_binary): Don't check weakness on
7647 non-var/function decls.
7648 (tree_expr_nonzero_p): Ditto.
7649 (fold_checksum_tree): Use tree_decl_extra as sizeof
7651 * ggc-page.c (extra_order_size_table): Add sizes for
7652 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7654 * gimplify.c (gimplify_bind_expr): Only set
7655 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7656 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7658 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7659 * langhooks.h (init_ts). New langhook.
7660 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7661 * print-tree.c (print_node): Update to only print fields that
7662 exist in the structures the passed decl has.
7663 * toplev.c (wrapup_global_declarations): Don't reset
7664 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7665 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7666 * tree-inline.c (remap_decl): Ditto.
7667 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7668 * tree-pretty-print.c (print_declaration): Don't print
7669 DECL_REGISTER on things that don't contain it.
7670 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7671 non-var/function decls.
7672 * tree.c (tree_contains_struct): New structure.
7673 (init_priority_for_decl): New hashtable.
7674 (tree_int_map): New structure.
7675 (tree_int_map_eq): New function.
7676 (tree_int_map_marked_p): Ditto.
7677 (tree_int_map_hash): Ditto.
7678 (tree_map): Move to tree.h.
7679 (tree_map_eq): Externalize.
7680 (tree_map_hash): Ditto.
7681 (tree_map_marked_p): Ditto.
7682 (init_ttree): Set up tree_contains_struct and call langhook.
7683 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7684 (tree_code_size): Update for new structures.
7685 (tree_node_structure): Update for new structures.
7686 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7688 (copy_node_stat): Copy init priority.
7689 (build_decl_stat): Ditto for visibility.
7690 (ts_enum_names): New.
7691 (tree_contains_struct_check_failed): New function.
7692 (decl_init_priority_lookup): Ditto.
7693 (decl_init_priority_insert): Ditto.
7694 * treestruct.def: New file.
7695 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7696 (CONTAINS_STRUCT_CHECK): Ditto.
7697 (tree_contains_struct_check_failed): New prototype.
7698 (DECL_CHECK): Removed.
7699 (DECL_MINIMAL_CHECK): New.
7700 (DECL_COMMON_CHECK): Ditto.
7701 (DECL_WRTL_CHECK): Ditto.
7702 (DECL_NON_COMMON_CHECK): Ditto.
7703 (DECL_WITH_VIS_CHECK): Ditto.
7704 (VAR_OR_FUNCTION_DECL_P): Ditto
7705 (struct tree_decl_minimal): New structure.
7706 (struct tree_decl_common): Ditto.
7707 (struct tree_decl_with_rtl): Ditto.
7708 (struct tree_decl_with_vis): Ditto.
7709 (struct tree_decl_non_common): Ditto.
7710 (struct tree_field_decl): Ditto.
7711 (struct tree_parm_decl): Ditto.
7712 (struct tree_var_decl): Ditto.
7713 (struct tree_function_decl): Ditto.
7714 (struct tree_const_decl): Ditto.
7715 (struct tree_result_decl): Ditto.
7716 (union tree_node): Add new structures.
7717 * var-tracking.c (track_expr_p): Reverse order of tests.
7719 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7721 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7723 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7724 * system.h: Poison FINALIZE_PIC.
7725 * doc/tm.texi (FINALIZE_PIC): Remove.
7727 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7730 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7731 to the correct type if we have a MODIFY_EXPR.
7733 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7735 PR tree-optimization/22360
7736 * tree.c (upper_bound_in_type): Fix calculations for casting
7737 to a non-wider signed type and casting a signed value to a
7738 wider unsigned type.
7739 (lower_bound_in_type): Fix calculations for casting to a
7740 non-wider signed type.
7742 PR tree-optimization/20139
7743 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7745 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7746 fold_cond_expr_cond.
7747 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7748 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7750 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7753 * tree-complex.c (expand_complex_libcall): Produce
7754 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7756 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7758 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7759 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7760 b" assert and inserted fastpath code for this case.
7761 (bitmap_ior): Removed "a != b" assert.
7763 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7765 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7766 (ENDFILE_SPEC): Likewise.
7767 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7769 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7770 a large stack frame at epilogue.
7772 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7774 * final.c: Include sdbout.h when required.
7776 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7778 * config.gcc (*-*-darwin*): Only one target-specific header file
7780 (powerpc-*-darwin*): Add version-specific header files.
7781 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7782 * config.in: Regenerate.
7783 * configure: Regenerate.
7784 * gcc.c: Include xregex.h.
7785 (version_compare_spec_function): New.
7786 (spec_function): Add version-compare.
7787 (replace_outfile_spec_function): Reformat comment.
7788 (compare_version_strings): New.
7789 * config/darwin-c.c (version_as_macro): New.
7790 (builtin_define): New.
7791 (darwin_cpp_builtins): New.
7792 * config/darwin-protos.h (darwin_cpp_builtins): New.
7793 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7794 (LIB_SPEC): Make unconditional, update comment.
7795 (TARGET_C99_FUNCTIONS): Define.
7796 * config/darwin.opt: Sort.
7797 (mmacosx-version-min=): New.
7798 * config/darwin7.h: Delete.
7799 * config/darwin8.h: Delete.
7800 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7801 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7802 (TARGET_C99_FUNCTIONS): Define.
7803 * config/rs6000/darwin7.h: New.
7804 * config/rs6000/darwin8.h: New.
7805 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7806 (-mmacosx-version-min): Document.
7808 2005-07-07 Ian Lance Taylor <ian@airs.com>
7810 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7812 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7815 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7817 2005-07-07 Khem Raj <kraj@mvista.com>
7819 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7820 in bytes, not words.
7822 2005-07-07 Paul Brook <paul@codesourcery.com>
7824 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7825 DEFAULT_FUNCTION_ARG_PADDING to upward.
7827 2005-07-07 Richard Henderson <rth@redhat.com>
7829 * function.c (locate_and_pad_parm): Record parameter alignment in
7830 stack_alignment_needed.
7832 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7834 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7835 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7836 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7837 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7838 (define_attr "type"): Add isync, sync, load_l, store_c.
7839 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7840 Create scratch volatile MEM.
7841 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7843 (load_locked_<mode>): New.
7844 (store_conditional_<mode>): New.
7845 (sync_compare_and_swap<mode>): Replace with splitter.
7846 (sync_lock_test_and_set<mode>): Replace with splitter.
7847 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7849 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7850 is ics. Attribute isync.
7851 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7853 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7854 and UNSPECV_SYNC_OP.
7855 (emit_unlikely_jump): New.
7856 (emit_load_locked): New.
7857 (emit_store_conditional): New.
7858 (rs6000_split_compare_and_swap): New.
7859 (rs6000_split_lock_test_and_set): New.
7860 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7861 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7862 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7863 rs6000_split_lock_test_and_set): Declare.
7864 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7865 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7866 store_c, isync, sync.
7868 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7870 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7871 filenames to gtyp-gen.h.
7872 (s-typ-gen): Use it in place of for loops.
7874 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7876 * hooks.c (hook_bool_rtx_int_false): New function.
7877 * hooks.h (hook_bool_rtx_int_false): Declare.
7878 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7879 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7880 * target.h (struct gcc_target): Add commutative_p member.
7881 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7882 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7883 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7884 (pa_commutative_p): New function.
7885 * jump.c (target.h): Include.
7886 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7887 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7889 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7891 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7892 (s390_expand_setmem): New.
7893 * config/s390/s390.c: Likewise.
7894 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7896 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7897 general_operand. Call new function "s390_expand_setmem".
7898 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7899 ("setmem_long", "*setmem_long"): ... this.
7901 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7903 * config/s390/s390.c: (optimization_options): Enable
7904 TARGET_MVCLE at -Os.
7905 * doc/invoke.texi: Document changes in default behaviour.
7906 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7908 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7910 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7911 defined by back-end.
7913 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7915 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7916 all sets in the pattern.
7917 * config/rs6000/rs6000.md (stack_protect_testsi,
7918 stack_protect_testdi): Likewise.
7920 2005-07-06 Jeff Law <law@redhat.com>
7922 * tree-vrp.c (simplify_using_ranges): Kill.
7923 (vrp_finalize): Remove call to simplify_using_ranges.
7924 (simplify_stmt_using_ranges): New function extracted from
7925 simplify_using_ranges.
7926 (simplify_div_or_mod_using_ranges): Likewise.
7927 (simplify_abs_using_ranges): Likewise.
7928 (simplify_cond_using_ranges): New function.
7929 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7930 * tree-ssa-propagate.c (substitute_and_fold): Call
7931 simplify_stmt_using_ranges if we have range information.
7933 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7935 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7936 ia64_flag_schedule_isns2.
7938 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7939 reading/writing general registers.
7940 (ia64_function_arg): Revert 2005-06-18 change.
7942 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7944 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7945 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7947 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7949 * function.c (expand_function_end): Revert part of 2005-06-27
7950 patch. Do sjlj_emit_function_exit_after after return_label.
7952 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7954 * doc/install.texi (--disable-libssp): New.
7956 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7958 * doc/invoke.texi: Update -fforce-mem documentation.
7959 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7960 code for -fforce-mem.
7961 * expmed.c: (store_bit_field,store_fixed_bit_field,
7962 extract_bit_field): Ditto.
7963 * expr.c: (convert_move): Ditto.
7964 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7965 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7966 emit_conditional_add,expand_float,expand_fix): Ditto.
7967 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7968 (common_handle_option): Issue warning when -fforce-mem specified.
7970 2005-07-06 Paul Brook <paul@codesourcery.com>
7972 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7974 * configure: Regenerate.
7976 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7978 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7980 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7982 Fix PR tree-optimization/22319
7983 Fix PR tree-optimization/22140
7984 Fix PR tree-optimization/22310
7986 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7987 variable sized types.
7988 Use correct type for intermediate structure on *a = *b structure
7991 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7993 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7995 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7996 (machine_function): Move typedef to...
7997 * config/rs6000/rs6000.c (machine_function): ... here. Add
7998 varargs_save_offset field.
7999 (rs6000_stack_t): Remove varargs_size field.
8000 (setup_incoming_varargs): Allocate varargs save area using
8001 assign_stack_local, try to make it as small as possible.
8002 Save offset from virtual_stack_vars_rtx to the save area
8003 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8004 instead of magic 8 when fp word byte size is used.
8005 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8006 instead of -RS6000_VARARGS_SIZE.
8007 (rs6000_stack_info, debug_stack_info,
8008 rs6000_initial_elimination_offset): Remove all traces of
8010 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8011 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8012 RS6000_VARARGS_AREA.
8014 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8016 PR tree-optimization/21963
8017 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8018 constant_multiple_of in the same way get_computation_cost_at does.
8020 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8022 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8023 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8024 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8025 and return its previous value.
8026 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8027 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8029 (stack_protect_set, stack_protect_test): New expanders.
8030 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8031 stack_protect_testdi): New insns.
8032 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8033 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8035 2005-07-06 Jeff Law <law@redhat.com>
8037 * tree-ssa-dce.c (cfg_altered): New global.
8038 (tree_dce_init): Initialize cfg_altered.
8039 (remove_dead_stmt): If we remove an edge in the CFG, then set
8041 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8044 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8046 * Makefile.in (stamp-collect-ld): Use
8047 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8048 ./collect-ld if it already exists.
8049 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8050 Don't remove ./nm if it already exists.
8052 2005-07-05 Devang Patel <dpatel@apple.com>
8054 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8055 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8056 * tree-vectorizer.c (vect_loop_location): New.
8057 (vect_print_dump_info): Use vect_loop_location.
8058 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8059 (vectorize_loops): Set vect_loop_location.
8060 * tree-vect-analyze.c (vect_analyze_offset_expr,
8061 vect_determin_vectorization_factor, vect_analyze_operations,
8062 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8063 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8064 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8065 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8066 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8067 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8068 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8069 vect_analyze_loop): Adjust vect_print_dump_info API.
8070 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8071 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8072 vect_finish_stmt_generation, vectorizable_assignment,
8073 vectorizable_operation, vectorizable_store, vectorizable_load,
8074 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8075 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8076 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8077 vect_transform_loop): Same.
8078 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8079 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8082 2005-07-05 Randolph Chung <tausq@debian.org>
8084 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8085 * configure: Regenerate.
8086 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8087 (pa_tls_referenced_p): Declare.
8088 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8089 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8090 (legitimize_tls_address): New.
8091 (hppa_legitimize_address): Handle TLS addresses.
8092 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8093 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8094 (emit_move_sequence): Handle TLS addresses.
8095 (pa_encode_section_info): Call default handler to handle common
8097 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8098 (CONSTANT_ADDRESS_P): Reject TLS operands.
8099 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8100 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8101 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8102 (UNSPEC_TLSLE): Define new constants.
8103 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8104 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8105 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8106 (tie_symbolic_operand, tle_symbolic_operand): New
8108 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8110 * aclocal.m4: Update macros for autoconf 2.59 style.
8111 * configure.ac: Likewise.
8113 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8115 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8116 (function_arg): Pass small aggregates in general registers on 32-bit
8118 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8120 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8122 * Makefile.in (final.o): Fix dependencies.
8124 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8128 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8129 * langhooks.c (lhd_expr_to_decl): New.
8130 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8132 (LANG_HOOKS_INITIALIZER): Update.
8133 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8134 expr_to_decl langhook.
8135 * c-tree.h (c_expr_to_decl): Declare.
8136 * c-typeck.c (c_expr_to_decl): New.
8137 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8139 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8141 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8144 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8145 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8147 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8149 * Makefile.in: Adjust dependencies.
8150 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8151 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8152 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8153 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8154 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8155 rest_of_compilation.
8157 * bb-reorder.c (gate_duplicate_computed_gotos,
8158 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8159 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8160 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8161 pass_partition_blocks): New.
8162 * bt-load.c (gate_handle_branch_target_load_optimize,
8163 rest_of_handle_branch_target_load_optimize,
8164 pass_branch_target_load_optimize): New.
8165 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8167 * cfglayout.c (pass_insn_locators_initialize): New.
8168 * cfgrtl.c (pass_free_cfg): New.
8169 * combine.c (gate_handle_combine, rest_of_handle_combine,
8171 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8172 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8173 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8174 * except.c (pass_set_nothrow_function_flags,
8175 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8177 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8178 rest_of_handle_shorten_branches, pass_shorten_branches,
8179 rest_of_clean_state, pass_clean_state): New.
8180 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8181 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8182 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8184 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8185 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8186 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8187 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8189 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8190 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8191 pass_rtl_ifcvt, gate_handle_if_after_combine,
8192 rest_of_handle_if_after_combine, pass_if_after_combine,
8193 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8194 pass_if_after_reload): New.
8195 * integrate.c (pass_initial_value_sets): New.
8196 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8197 pass_purge_lineno_notes): New.
8198 * mode-switching.c (rest_of_handle_mode_switching,
8199 pass_mode_switching): New.
8200 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8201 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8203 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8204 pass_loop_optimize): New.
8205 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8207 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8209 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8210 pass_postreload_cse): New.
8211 * profile.c (gate_handle_profiling, pass_profiling,
8212 rest_of_handle_branch_prob, pass_branch_prob): New.
8213 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8214 pass_split_before_regstack, gate_handle_split_before_regstack,
8215 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8216 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8217 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8218 pass_stack_regs): New.
8219 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8220 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8221 pass_stack_adjustments): New.
8222 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8223 pass_regrename): New.
8224 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8225 pass_delay_slots, gate_handle_machine_reorg,
8226 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8227 * rtl.h (extern void purge_line_number_notes): New.
8228 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8229 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8231 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8233 * value-prof.c (gate_handle_value_profile_transformations,
8234 rest_of_handle_value_profile_transformations,
8235 pass_value_profile_transformations): New.
8236 * var-tracking.c (gate_handle_var_tracking,
8237 pass_variable_tracking): New.
8238 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8240 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8241 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8242 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8243 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8244 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8245 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8246 rest_of_handle_gcse2, rest_of_handle_regmove,
8247 rest_of_handle_tracer, rest_of_handle_if_conversion,
8248 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8249 rest_of_handle_web, rest_of_handle_branch_prob,
8250 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8251 rest_of_handle_jump_bypass, rest_of_handle_combine,
8252 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8253 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8254 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8255 rest_of_handle_mode_switching, rest_of_handle_jump,
8256 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8257 rest_of_handle_flow2, rest_of_handle_jump2,
8258 rest_of_handle_peephole2, rest_of_handle_postreload,
8259 rest_of_handle_shorten_branches, rest_of_clean_state,
8260 rest_of_compilation): Remove.
8262 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8263 * passes.c (dump_flags, in_gimple_form, all_passes,
8264 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8265 register_dump_files, next_pass_1, last_verified, execute_todo,
8266 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8267 from tree-optimize.c.
8268 (init_optimization_passes): Moved from tree-optimize.c,
8269 adding the RTL optimizations.
8270 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8271 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8272 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8273 register_dump_files, next_pass_1, last_verified, execute_todo,
8274 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8275 init_tree_optimization_passes, ipa_passes): Delete.
8276 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8278 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8279 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8281 (ipa_passes): Remove.
8282 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8283 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8284 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8285 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8286 (dump_info_p, dump_flag): Moved to tree-dump.h.
8288 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8290 * passes.c (finish_optimization_passes): Use dump_begin
8291 and dump_end, TDI_end.
8292 (gate_rest_of_compilation): New.
8293 (pass_rest_of_compilation): Use it.
8294 (gate_postreload, pass_postreload): New.
8295 * toplev.c (general_init): Rename init_tree_optimization_passes.
8296 * toplev.h (init_tree_optimization_passes): Rename to
8297 init_optimizations_passes.
8298 * tree-dump.c (dump_flag): Make static.
8299 (dump_files): Remove RTL dumps.
8300 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8301 pass_cleanup_cfg, pass_free_cfg_annotations,
8302 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8303 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8304 * tree-pretty-print.c: Include tree-pass.h.
8305 * cgraph.c: Include tree-dump.h.
8307 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8309 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8310 Only fall back to saying it points to readonly memory if
8313 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8315 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8316 * config/m32r/m32r.c (m32r_compute_frame_size,
8317 m32r_expand_prologue): Take current_function_profile into
8318 account whenever we reference
8319 current_function_uses_pic_offset_table.
8320 (m32r_finalize_pic): Remove.
8321 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8323 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8325 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8326 instead of $<. Don't remove ./as if it already exists.
8328 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8331 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8332 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8333 for complex modes when generating code for PA 1.0.
8334 (VALID_FP_MODE_P): New macro.
8335 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8336 sets for all general and floating point modes. Align wide floating
8337 point modes to even register boundaries to comply with architectural
8339 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8340 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8341 (VALID_FP_MODE_P): New macro.
8342 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8343 sets for all general and floating point modes. Align wide floating
8344 point modes to even register boundaries to comply with architectural
8347 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8349 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8352 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8354 * tree-ssa-structalias.c: Don't include expr.h.
8356 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8358 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8361 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8363 Fix PR tree-optimization/22279
8365 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8368 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8370 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8372 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8374 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8375 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8376 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8377 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8378 config/stormy16/stormy16.c, config/v850/v850.c,
8379 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8380 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8381 Avoid "." or "\n" at end of diagnostics and capital letters at
8382 start of diagnostics.
8383 * combine.c, cse.c: Don't translate dump file output.
8384 * toplev.c (print_version): Only translate output if going to
8387 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8389 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8390 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8393 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8395 * pa.c (fix_range): Fix typo in comment.
8397 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8399 * tree-vrp.c (extract_range_from_assert): Replace
8400 fold (build (...)) with fold_build2.
8402 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8404 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8405 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8406 (format_types_orig, handle_format_attribute): Add support for
8409 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8411 * varasm.c (assemble_variable): Fix format specifier thinko.
8413 2005-07-03 Ira Rosen <irar@il.ibm.com>
8415 PR tree-optimization/22029 (and 22135)
8416 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8417 a phi node before calling dump_vops.
8419 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8421 * tree-dump.h (dump_string_field): Declare.
8422 * tree-dump.c: Use it instead of dump_string.
8423 (dump_string_field): Make non-static.
8425 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8427 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8428 up the minimal CFG stuff always when optimize > 0. Call
8429 split_all_insns_noflow in PIC case if needed.
8431 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8432 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8435 * c-decl.c (c_write_global_declarations): Dump contents of
8437 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8438 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8439 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8440 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8443 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8445 * c-common.h (GCC_DIAG_STYLE): Define.
8446 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8447 version for format checking to 4.1.
8448 * c-format.c: Include toplev.h after c-common.h.
8449 (enum format_type): Add gcc_tdiag_format_type.
8450 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8451 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8452 (format_types_orig): Add gcc_tdiag.
8453 (init_dynamic_diag_info): Support gcc_tdiag formats.
8454 (handle_format_attribute): Likewise.
8455 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8456 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8457 version for format checking to 4.1.
8458 (warning0, warning, error, pedwarn, sorry): Use
8460 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8461 (finish_aliases_1): Do not use %qE.
8462 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8463 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8464 Correct format bugs.
8465 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8466 parameter to unsigned HOST_WIDE_INT.
8467 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8469 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8472 * expr.c (write_complex_part): Use adjust_address for MEM.
8473 (read_complex_part): Same.
8475 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8477 Fix PR tree-optimization/22280
8479 * tree-sra.c (generate_element_init): Remove useless loop.
8481 2005-07-02 Richard Henderson <rth@redhat.com>
8483 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8485 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8487 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8490 * fold-const.c (fold_binary): Handle the return value of
8491 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8492 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8494 2005-07-02 Jeff Law <law@redhat.com>
8496 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8497 a eliminate type conversion which feeds an equality comparison
8498 if the original type or either operand in the comparison is a
8501 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8503 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8504 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8506 * config/avr/avr.c: Do not use '`' as left quote.
8507 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8508 Remove "." from end of diagnostics. Make diagnostics start with
8511 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8512 Joseph S. Myers <joseph@codesourcery.com>
8514 * toplev.c (default_tree_printer): Handle setting location with
8516 * c-objc.common.c (c_tree_printer): Likewise.
8517 * c-format.c (gcc_diag_flag_specs): Add '+'.
8518 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8519 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8521 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8522 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8523 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8524 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8525 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8526 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8527 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8528 format arguments where %J is used without %D.
8530 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8532 * gcc.c (LINK_SSP_SPEC): Define.
8533 (link_ssp_spec): New variable.
8534 (LINK_COMMAND_SPEC): Add %(link_ssp).
8535 (static_specs): Add link_ssp_spec.
8536 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8537 * configure: Rebuilt.
8538 * config.in: Rebuilt.
8540 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8541 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8542 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8543 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8544 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8545 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8546 -0x7008(2) instead of reading __stack_chk_guard variable.
8547 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8549 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8550 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8551 if TARGET_THREAD_SSP_OFFSET is defined.
8552 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8553 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8556 2005-06-27 Richard Henderson <rth@redhat.com>
8557 * libgcc-std.ver (GCC_4.1.0): New.
8558 * libgcc.h (__stack_chk_guard): Declare.
8559 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8560 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8561 * mklibgcc.in (lib2funcs): Add them.
8563 2005-07-01 Richard Henderson <rth@redhat.com>
8565 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8566 void * before struct sigcontext *.
8567 (x86_fallback_frame_state): Likewise.
8569 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8571 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8573 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8576 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8577 we check for SSA_NAME for.
8579 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8581 Fix PR tree-optimization/22071
8583 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8585 (get_constraint_for_component_ref): Use it.
8587 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8590 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8591 print out the last new line.
8593 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8595 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8596 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8597 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8598 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8599 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8600 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8601 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8602 (enum reg_class): New member CC0_REGS.
8603 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8604 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8605 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8606 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8607 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8608 Adjust for register now described.
8610 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8613 * config/i386/i386.md (stack_protect_test_si,
8614 stack_protect_test_di): Add earlyclobber for scratch 3.
8615 * config/rs6000/rs6000.md (stack_protect_testsi,
8616 stack_protect_testdi): Add earlyclobber for scratch 3,
8617 remove earlyclobber from scratch 4.
8619 Older entries for 2005 can be found in ChangeLog-2005.