1 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5 through into call to parser_xref_tag after parse error.
6 (c_parser_struct_declaration): Consistently return NULL_TREE on
9 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
11 * tree-flow-inline.h (ref_contains_array_ref): New function.
12 (lookup_subvars_for_var): Ditto.
13 (get_subvars_for_var): Ditto.
14 (var_can_have_subvars): Ditto.
16 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
17 (struct subvar): New type.
19 * tree-dfa.c (okay_component_ref_for_subvars): New function.
21 * tree-optimize.c (init_tree_optimization_passes): Call
22 pass_create_structure_vars.
24 * tree-ssa-alias.c: Include vec.h.
25 (init_alias_info): Don't auto-clear call clobbered on struct-field
27 (compute_flow_insensitive_aliasing): Handle subvars.
28 (group_aliases): Handle STRUCT_FIELD aliases.
29 (setup_pointers_and_addressables): Ditto.
30 Don't mark variables non-addressable if they still have
32 Also mark subvars addressable when the real variable is marked
34 (add_pointed_to_var): Try to prune the pointed-to set by only
35 pointing to subvars when possible.
36 Otherwise, make sure we set addresses_needed and pt_vars to
37 properly include subvars.
38 (bitpos_of_field): New function.
39 (push_fields_onto_fieldstack): Ditto.
40 (get_or_create_used_part_for): Ditto.
41 (create_overlap_variables_for): Ditto.
42 (find_used_portions): Ditto.
43 (create_structure_vars): Ditto.
44 (pass_create_structure_vars): New structure.
46 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
47 (get_expr_operands): Handle subvars. Also try to turn
48 COMPONENT_REF accesses into must-defs now that we can accurately
50 (note_addressable): Try to only mark as addressable those subvars
51 we know a COMPONENT_REF touches.
52 (overlap_subvar): New function.
54 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
55 Handle subvar storing.
56 (vect_address_analysis): Update caller of vect_object_analysis.
58 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
60 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
61 (STMT_VINFO_SUBVARS): New macro.
63 * common.opts: add flag_tree_salias.
65 * opts.c (decode_options): flag_tree_salias defaults to on.
67 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
69 * doc/tree-ssa.texi: Document structural alias analysis.
71 2005-03-12 Steven Bosscher <stevenb@suse.de>
73 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
74 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
75 * tree-ssa-operands.c (get_expr_operands): Likewise.
76 (get_expr_operands): Likewise for ERROR_MARK.
78 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
80 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
83 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
86 * tree-ssa-pre.c (compute_avail): Remove local variable val.
87 (mark_operand_necessary): Remove local variable ver.
89 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
92 * value-prof.c (mod_subtract_transform): Remove local variable
95 * builtins.c (fold_builtin_exponent): Take decomposed
96 arguments of CALL_EXPR.
97 (fold_builtin_1): Update a call to fold_builtin_exponent.
99 * builtins.c (fold_builtin_logarithm): Take decomposed
100 arguments of CALL_EXPR.
101 (fold_builtin_1): Update a call to fold_builtin_logarithm.
103 * c-decl.c (c_init_decl_processing): Remove local variables
104 ptr_ftype_void and ptr_ftype_ptr.
106 * gimplify.c (gimplify_expr): Remove local variables r0 and
109 * reg-stack.c (move_for_stack_reg): Remove local variable
111 (compare_for_stack_reg): Remove local variable flags_user.
112 (convert_regs_1): Remove local variable deleted.
114 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
116 (combine_blocks): Remove local variables exits and new_e.
118 * tree-inline.c (expand_call_inline): Remove local variable
121 * tree-ssa-live.c (create_ssa_var_map,
122 calculate_live_on_entry): Remove local variable snn.
124 2005-03-12 Geoffrey Keating <geoffk@apple.com>
126 * c-lex.c (c_lex_with_flags): Add parameter to call to
129 2005-03-11 Per Bothner <per@bothner.com>
131 * c-tree.h (struct c_declarator): New id_loc field.
132 * c-pragma.h (c_lex_with_flags): Take position reference.
133 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
134 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
135 (c_lex): Pass dummy location to c_lex_with_flags.
136 * c-parser.c (c_lex_one_token): Set c_token's location using
137 c_lex_with_flags, instead of input_location, which might be "ahead".
138 (c_parser_direct_declarator): Set declarator's id_loc from
140 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
141 declarator's id_loc, rather than probably-imprecise input_location.
142 (build_id_declarator): Initialize c_declarator's id_loc field.
144 2005-03-11 Roger Sayle <roger@eyesopen.com>
147 * builtins.c (expand_builtin_signbit): Force the signbit's word
148 into an integer register to avoid SUBREGs of floating point modes.
150 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
152 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
153 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
154 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
155 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
157 2005-03-11 David Edelsohn <edelsohn@gnu.org>
159 PR rtl-optimization/20306
160 * expr.c (emit_move_complex): Set try_int false if mode is
161 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
162 emit_block_move if try_int is true.
164 2005-03-11 Richard Henderson <rth@redhat.com>
167 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
168 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
171 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
173 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
174 (TARGET_FIX_VR4130): New macro.
175 (TARGET_OPTIONS): Add -mfix-vr4130.
176 (ISA_HAS_MACCHI): New macro.
177 (ASM_SPEC): Add -mfix-vr4130.
178 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
179 (override_options): Handle mips_fix_vr4130_string.
180 (mips_avoid_hazards): Clear all_noreorder_p
181 if we're working around VR4130 errata and the macc alternatives
183 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
184 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
185 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
186 (MULTILIB_DEFAULTS): Remove leading "march=".
187 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
188 if no architecture option is given.
189 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
191 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
192 * doc/invoke.texi: Document -mfix-vr4130.
194 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
196 * config/mips/mips.c (override_options): Only warn about -mint64
197 deprecation if TARGET_INT64.
199 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
201 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
202 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
203 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
204 are non-specific regarding the nonnull parameter positions.
205 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
206 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
207 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
208 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
210 * builtins.def: Use the non-specific "nonnull" attibute lists.
212 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
214 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
215 single_pred_edge, single_succ, single_pred): Improve comments.
217 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
219 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
220 single_pred_edge, single_succ, single_pred): New inline functions.
221 * bb-reorder.c (rotate_loop, find_traces_1_round,
222 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
223 duplicate_computed_gotos): Use the single_succ/pred functions.
224 * cfganal.c (forwarder_block_p): Ditto.
225 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
226 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
227 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
228 merge_seq_blocks): Ditto.
229 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
230 * cfglayout.c (fixup_reorder_chain): Ditto.
231 * cfgloop.c (mark_single_exit_loops, update_latch_info,
232 canonicalize_loop_headers, verify_loop_structure): Ditto.
233 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
234 mfb_update_loops, create_preheader, force_single_succ_latches,
235 create_loop_notes): Ditto.
236 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
237 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
238 commit_one_edge_insertion, purge_dead_edges,
239 cfg_layout_can_merge_blocks_p): Ditto.
240 * except.c (sjlj_emit_function_enter): Ditto.
241 * flow.c (init_propagate_block_info): Ditto.
242 * function.c (thread_prologue_and_epilogue_insns): Ditto.
243 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
244 insert_insn_end_bb): Ditto.
245 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
246 find_if_case_2): Ditto.
247 * lambda-code.c (perfect_nestify): Ditto.
248 * lcm.c (optimize_mode_switching): Ditto.
249 * loop-doloop.c (doloop_modify): Ditto.
250 * loop-init.c (loop_optimizer_init): Ditto.
251 * loop-iv.c (simplify_using_initial_values): Ditto.
252 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
253 * loop-unswitch.c (unswitch_loop): Ditto.
254 * modulo-sched.c (generate_prolog_epilog): Ditto.
255 * predict.c (combine_predictions_for_insn, estimate_probability,
256 tree_estimate_probability, last_basic_block_p,
257 estimate_bb_frequencies): Ditto.
258 * profile.c (branch_prob): Ditto.
259 * regrename.c (copyprop_hardreg_forward): Ditto.
260 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
261 * tracer.c (layout_superblocks): Ditto.
262 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
263 cfg_remove_useless_stmts_bb, cleanup_control_flow,
264 cleanup_control_expr_graph, disband_implicit_edges,
265 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
266 tree_verify_flow_info, tree_make_forwarder_block,
267 tree_forwarder_block_p, remove_forwarder_block,
268 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
269 * tree-if-conv.c (tree_if_conversion): Ditto.
270 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
271 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
272 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
273 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
274 copy_loop_headers): Ditto.
275 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
276 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
277 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
278 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
279 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
280 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
281 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
282 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
283 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
284 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
285 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
286 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
287 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
288 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
289 slpeel_add_loop_guard): Ditto.
291 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
293 PR tree-optimization/15784
294 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
297 * stmt.c (expand_case): Don't change index_type. Convert minval
300 PR tree-optimization/20130
301 * fold-const.c (fold): Fold x * -1 into -x.
303 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
305 PR rtl-optimization/20331
306 * rtlanal.c (modified_between_p): Check its address first for MEM.
307 (modified_in_p): Likewise.
309 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
311 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
313 2005-03-10 Steven Bosscher <stevenb@suse.de>
315 * expr.c (expand_expr_real_1): If possible, use a conditional
316 move for expanding MIN_EXPR and MAX_EXPR.
317 Use temp for moving around rtx-en.
319 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
322 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
325 2005-03-10 Roger Sayle <roger@eyesopen.com>
327 * builtins.c (expand_builtin_signbit): Extend to handle floating
328 point modes wider than the largest integer type, using the
329 operand_subword_force function to obtain the signbit's word.
331 2005-03-10 Jakub Jelinek <jakub@redhat.com>
334 * combine.c (try_combine): If recog_for_combine added CLOBBERs
335 to NEWI2PAT, fail to combine if they are used by NEWPAT.
337 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
339 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
341 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
343 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
345 (perform_edge_inserts): Unconditionally call
348 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
350 2005-03-10 Bob Wilson <bob.wilson@acm.org>
352 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
354 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
356 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
358 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
360 (rtl_register_value_prof_hooks,
361 tree_value_profile_transformations,
362 tree_register_value_prof_hooks): Likewise.
363 * var-tracking.c (stack_adjust_offset_pre_post,
364 variable_htab_free, variable_union, dataflow_set_different_2,
365 count_uses, variable_was_changed, set_frame_base_location,
366 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
367 vt_add_function_parameters): Likewise.
368 * varasm.c (named_section_real, named_section, make_decl_rtl,
369 asm_emit_uninitialised, assemble_integer, decode_addr_const,
370 const_hash_1, compare_constant, copy_constant, force_const_mem,
371 output_constant_pool_2, output_constant_pool_1, output_constant,
372 output_constructor, make_decl_one_only, decl_tls_model,
373 default_no_named_section, default_elf_select_section_1,
374 default_unique_section_1): Likewise.
375 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
376 * vmsdbgout.c (addr_const_to_string): Likewise.
379 * function.c (struct assign_parm_data_one): Remove last_named
381 (assign_parm_find_data_types): Don't determine last_named.
382 Reorder named_parm determination.
383 (assign_parms): Only setup varargs on the last non-varadic
386 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
388 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
389 sda base address on medium model.
391 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
393 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
394 * cfgloop.c (flow_loop_nodes_find): Export.
395 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
397 * cfgloopmanip.c (fix_loop_structure): New function.
398 * predict.c (predict_loops): Clean up the loops information.
399 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
400 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
402 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
403 (rewrite_into_loop_closed_ssa): Declaration changed.
404 * tree-loop-linear.c (linear_transform_loops): Add argument to
405 rewrite_into_loop_closed_ssa call.
406 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
407 * tree-ssa-loop-im.c (move_computations): Ditto.
408 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
409 * tree-vectorizer.c (vectorize_loops): Ditto.
410 * tree-optimize.c: Include cfgloop.h.
411 (execute_todo): Choose whether to call cleanup_tree_cfg or
412 cleanup_tree_cfg_loop.
413 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
414 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
415 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
416 cleanup_tree_cfg_loop call.
417 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
418 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
421 2005-03-10 Jakub Jelinek <jakub@redhat.com>
424 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
425 with multiple alternatives.
427 * stmt.c (parse_output_constraint): Fix a typo.
429 2005-03-09 Bob Wilson <bob.wilson@acm.org>
431 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
432 assembly directive instead of deprecated "no-generics".
434 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
436 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
437 for non-offsettable memory references to cope with outstanding reload
439 * config/s390/s390.md ("reload_outti"): Call find_replacement to
440 avoid losing outstanding address reloads.
441 ("reload_outdi", "reload_outdf"): Likewise.
443 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
445 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
446 code. Add more cbrt transformations.
448 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
450 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
452 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
454 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
455 NULL_TREE when a given tree is not simplified.
456 (fold): Return the original tree when any of the functions
457 mentioned above NULL_TREE.
459 * fold-const.c (fold_unary, fold_binary): Take decomposed
460 arguments, code, type, op0, and op1 in case of fold_binary.
461 (fold): Update calls to fold_unary and fold_binary.
463 2005-03-09 Roger Sayle <roger@eyesopen.com>
465 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
466 a fndecl and an arglist instead of a CALL_EXPR, exp.
468 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
470 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
472 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
474 * expr.c (expand_assignment): Remove orig_to_rtx.
476 * fold-const.c (int_const_binop): Remove no_overflow.
478 * ifcvt.c (noce_emit_move_insn): Remove inmode.
480 * loop-iv.c (get_biv_step_1): Remove lhs.
482 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
484 * real.c (real_nan): Remove neg.
486 * function.c (thread_prologue_and_epilogue_insns): Remove i
489 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
492 * tree-eh.c (tree_could_trap_p): Remove idx.
494 * tree-into-ssa.c (ann): Remove ann.
496 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
498 * tree-sra.c (decide_block_copy): Remove inst_count.
500 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
502 * tree-ssa-loop-im.c (lhs): Remove.
504 * cfgbuild.c (state, STATE, SET_STATE,
505 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
507 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
508 (find_basic_blocks): Set the state of each basic block to
511 2005-03-08 Jeff Law <law@redhat.com>
513 * tree-cfg.c (cleanup_control_flow): If removal of a computed
514 goto results in the removal of edges in the CFG, then we need
515 to recompute dominators.
517 2005-03-09 Ben Elliston <bje@au.ibm.com>
519 * c-common.c (c_do_switch_warnings): Comment fix.
521 2005-03-08 Julian Brown <julian@codesourcery.com>
523 * Patch from 2005-03-08 reverted for causing regressions and
524 ppc-darwin bootstrap failure.
526 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
528 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
529 Define the real function for ppc-darwin.
530 * c-typeck.c (convert_arguments): Check for target-specific
531 invalid argument call to unprototyped function.
532 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
534 * target.h (invalid_arg_for_unprototyped_fn): New field
536 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
538 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
541 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
543 * c-typeck.c (constructor_stack, constructor_range_stack,
544 initializer_stack): Make them static.
546 * cfg.c (rbi_pool): Make it static.
548 * gimple-low.c (lower_stmt_body): Make it static.
549 * tree-flow.h: Remove the corresponding prototype. Don't
552 * sched-deps.c (cache_size): Make it static.
554 * stor-layout.c (lang_adjust_rli): Make it static.
556 2005-03-08 Julian Brown <julian@codesourcery.com>
558 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
559 from being used for symbols with vague linkage when
560 HAVE_GAS_COMDAT_GROUP is true.
562 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
564 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
565 nlabel == JUMP_LABEL (jump).
567 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
569 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
570 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
571 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
572 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
574 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
577 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
578 * c-common.c (handle_returns_twice): New function.
579 (c_common_attribute_table): Declare eturns_twice' attribute.
580 * doc/extend.texi: Document eturns_twice' attribute.
581 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
582 (struct tree_decl): Add returns_twice_flag.
584 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
586 * tree-ssa-phiopt.c: Fix a comment typo.
588 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
589 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
590 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
593 2005-03-08 Richard Henderson <rth@redhat.com>
595 * config/alpha/alpha.c (code_for_builtin): Replace special-case
596 builtin codes with ctzdi2, clzdi2, popcountdi2.
597 (struct alpha_builtin_def): Add is_const.
598 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
599 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
600 (alpha_init_builtins): Init them. Set nothrow and const attributes
602 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
603 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
604 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
605 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
606 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
607 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
608 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
609 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
610 (TARGET_FOLD_BUILTIN): New.
611 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
612 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
614 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
616 2005-03-08 Ira Rosen <irar@il.ibm.com>
618 PR tree-optimization/20122
619 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
620 condition of access function instead of base.
622 2005-03-07 Jeff Law <law@redhat.com>
623 Steven Bosscher <stevenb@suse.de>
625 * tree-cfg.c (find_taken_edge_computed_goto): New function.
626 (find_taken_edge): Call find_taken_edge_computed_goto as
627 appropriate. Allow any gimple invariant rather than just
629 (cleanup_control_flow): Cleanup a computed goto which has turned
631 (tree_merge_blocks): If block B has any forced labels, move
632 them to the start of block A.
633 * tree-ssa-dom.c (thread_across_edge): Allow threading across
634 computed gotos as well.
635 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
636 removal of unnecessary computed gotos too.
637 (lookup_redirection_data): Fix type of INSERT argument. Callers
640 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
642 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
643 Remove trailing spaces.
645 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
646 unshare_all_trees): Make them static.
647 * tree-gimple.h: Remove the corresponding prototypes.
649 * diagnostic.h: Remove unused prototype
651 * modulo-sched.c: Remove unused prototype
652 set_row_column_for_ps.
654 * tree-ssa-phiopt.c (tree_ssa_phiopt,
655 replace_phi_edge_with_variable): Remove unused variable i.
657 2005-03-07 Per Bothner <per@bothner.com>
659 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
661 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
664 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
665 bbs on the COND_EXPR instead of the PHI_NODEs.
666 (candidate_bb_for_phi_optimization): Remove.
667 (replace_phi_with_stmt): Rename to ...
668 (replace_phi_edge_with_variable): this and change so that we
669 replace the phi argument instead of removing the PHI.
670 (conditional_replacement): Change so we deal with PHI with more
672 (value_replacement): Likewise.
673 (abs_replacement): Likewise.
675 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
677 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
678 output_e500_flip_gt_bit.
680 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
682 (rs6000_generate_compare): Fix logic to look at the correct bits.
683 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
685 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
686 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
687 gen_move_from_CR_gt_bit.
689 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
690 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
691 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
693 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
694 (E500_CR_IOR_COMPARE): New constant.
696 2005-03-08 Earl Chew <earl_chew@agilent.com>
697 David Billinghurst <David.Billinghurst@riotinto.com>
699 * config/i386/host-cygwin.c: New file to support precompiled
701 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
702 * config.host: Use above files for cygwin host.
704 2005-03-07 David Edelsohn <edelsohn@gnu.org>
706 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
707 ordering ops from earlier change.
709 2005-03-07 Per Bothner <per@bothner.com>
711 Various fixes to allow us to again build if --enable-mapped-location:
712 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
713 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
714 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
715 local variable loc. Change logic appropriately.
716 * tree-vect-transform.c (vect_finish_stmt_generation): Use
717 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
718 * c-parser.c (c_parser_for_statement): Initialize loc variable.
719 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
720 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
722 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
724 PR rtl-optimization/19683
725 * reload1.c (choose_reload_regs): Pass the number of bits, not the
726 number of bytes, to smallest_int_for_mode. Fix arguments to
727 REG_CANNOT_CHANGE_MODE_P.
729 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
731 * reorg.c (relax_delay_slots): Check that the jump is
732 conditional before trying to invert it.
734 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
736 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
739 * calls (stack_arg_under_construction): Make it static.
741 * flow.c (regs_live_at_setjmp): Make it static.
742 * flow.h: Remove the corresponding prototype.
744 * reload1.c (reload_startobj, reload_firstobj,
745 something_needs_operands_changed, reload_inherited,
746 reload_inheritance_insn, reload_override_in,
747 reload_spill_index): Make them static.
749 * recog.c (verify_changes): Make it static.
750 * recog.h: Remove the corresponding prototype.
752 * cfgbuild.c (find_sub_basic_blocks): Remove.
753 * basic-block.h: Remove the corresponding prototype.
754 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
756 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
758 * tree-ssa-operands.c (check_build_stmt): Remove.
760 * stor-layout.c (set_alignment): Remove.
761 * tree.h: Remove the corresponding prototype.
763 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
765 * tree-ssa-dce.c (control_dependence_map,
766 visited_control_parents): Make them static.
768 * cfghooks.c (verify_flow_info): Remove local variable
771 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
774 * loop-unswitch.c (unswitch_loop): Remove local variable src.
776 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
778 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
780 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
782 * config/ia64/hpux.h (LINK_SPEC): Add -z.
783 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
784 PARALLEL for an empty structure.
786 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
788 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
790 * fold-const.c (fold_binary): Unroll the very first "for"
793 2005-03-06 David Edelsohn <edelsohn@gnu.org>
795 * config/rs6000/predicates.md (branch_comparison_operator): Remove
796 redundant match_code test.
797 (scc_comparison_operator): Swap match_operand and match_code
799 (branch_positive_comparison_operator): Same.
800 (trap_comparison_operator): Use comparison_operator and swap with
803 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
806 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
807 (out_movhi_r_mr): Read low byte of volatile MEM first.
808 (out_movhi_mr_r): Write high byte of volatile MEM first.
810 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
812 * cselib.c (reg_values, reg_values_size): Make them static.
814 * cse.c (cse_reg_info_table): Make it static.
816 * fold-const.c (fold_unary): Use build1 instead of copy_node.
818 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
820 * cse.c (find_best_addr): Use canon_for_address.
822 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
824 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
825 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
826 SUBREG and MEM, respectively.
828 * fold-const.c (fold_binary): Use code instead of t.
830 * fold-const.c (optimize_minmax_comparison): Take decomposed
831 arguments code, type, op0, and op1 instead of t.
832 (fold_binary): Update a call to optimize_minmax_comparison.
834 * fold-const.c (fold_range_test): Take decomposed arguments
835 code, type, op0, and op1 instead of t.
836 (fold_binary): Update a call to fold_range_test.
838 * fold-const.c (fold_binary_op_with_conditional_arg): Take
839 decomposed arguments code, type, op0, and op1 instead of t.
840 (fold_binary): Update a call to fold_range_test.
842 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
844 * fold-const.c (fold_binary): Avoid directly using the original
845 expression t as much as possible.
847 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
849 * c-semantics.c (build_stmt): Use TYPE_P instead of
850 IS_NON_TYPE_CODE_CLASS.
851 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
852 (NON_TYPE_CHECK): Use TYPE_P instead of
853 IS_NON_TYPE_CODE_CLASS.
855 * fold-const.c (fold): Remove handling of binary expressions.
857 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
859 * doc/c-tree.texi: Wrap comments in @r{}.
860 * doc/cpp.texi: Likewise.
861 * doc/cppinternals.texi: Likewise.
862 * doc/extend.texi: Likewise.
863 * doc/md.texi: Likewise.
864 * doc/objc.texi: Likewise.
865 * doc/sourcebuild.texi: Likewise.
866 * doc/tm.texi: Likewise.
869 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
871 * predict.c (apply_return_prediction): Standardize PHI chain
873 * tree-ssa.c (ssa_redirect_edge): Likewise.
875 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
876 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
879 * tree-phinodes.c (remove_phi_node): Drop the last argument.
880 * tree-flow.h: Adjust the prototype for remove_phi_node.
881 * lambda-code.c (perfect_nestify): Adjust a call to
884 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
885 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
887 * tree-ssa-dce.c (remove_dead_phis): Likewise.
888 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
889 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
890 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
892 * combine.c (simplify_and_const_int): Use gen_int_mode instead
893 of GEN_INT (trunc_int_for_mode (...)).
894 * loop-iv.c (iv_number_of_iterations): Likewise.
895 * postreload.c (reload_cse_move2add): Likewise.
896 * simplify-rtx.c (simplify_const_unary_operation,
897 simplify_const_binary_operation): Likewise.
898 * stor-layout.c (get_mode_bounds): Likewise.
900 * fold-const.c (fold_binary): New.
901 (fold): Call fold_binary on binary expressions.
903 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
905 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
906 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
907 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
908 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
909 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
911 2005-03-04 Devang Patel <dpatel@apple.com>
913 PR tree-optimization/18815
914 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
915 loops with zero exit edges.
917 2005-03-04 Devang Patel <dpatel@apple.com>
919 * doc/invoke.texi: Remove reference to webpage that does not exist.
921 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
922 Joseph S. Myers <joseph@codesourcery.com>
925 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
926 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
927 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
928 * pa.c (get_plabel): Change argument to symbol_ref. Call
929 maybe_get_identifier instead of get_identifier.
930 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
931 (struct deferred_plabel): Replace name field with symbol field.
932 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
933 ASM_OUTPUT_EXTERNAL_REAL is defined.
934 (output_global_address): Use output_addr_const for output of all
936 (output_deferred_plabels): Use symbol_ref instead of name for address
938 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
939 ASM_OUTPUT_SYMBOL_REF): New macros.
940 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
942 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
945 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
947 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
948 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
950 2005-03-04 Jeff Law <law@redhat.com>
952 * basic-block.h (rediscover_loops_after_threading): Declare.
953 * tree-ssa-dom.c: Include cfgloop.h.
954 (tree_ssa_dominator_optimize): Discover loops and some basic
955 properties. Remove forwarder blocks recreated by loop header
956 canonicalization. Also mark backedges in the CFG.
957 * tree-ssa-threadupdate.c: Include cfgloop.h
958 (rediscover_loops_after_threading): Define.
959 (struct local_info): New field, JUMP_THREADED.
960 (prune_undesirable_thread_requests): New function.
961 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
962 then record that fact for the callers of redirct_edges.
963 (thread_block): If BB has incoming backedges, then call
964 prune_undesirable_thraed_requests. Note when we are
965 going to have to rediscover loop information. Return a
966 boolean indicating if any jumps were threaded.
967 (thread_through_all_blocks): Bubble up boolean indicating
968 if any jumps were threaded.
969 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
970 (tree-ssa-threadupdate.o): Similarly.
972 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
974 * fold-const.c (fold_ternary): Unroll the "for" loop to
977 2005-03-04 Andrew Haley <aph@redhat.com>
979 * unwind-dw2-fde-glibc.c (struct
980 unw_eh_callback_data.check_cache): New field.
981 (frame_hdr_cache): New.
982 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
983 Cache frame header info.
985 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
987 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
988 (print_c_condition): Declare.
989 * read-rtl.c (ptr_loc): New structure.
990 (ptr_locs, ptr_loc_obstack, joined_conditions)
991 (joined_conditions_obstack): New variables.
992 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
993 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
994 (join_c_conditions, print_c_condition): New functions.
995 (apply_macro_to_string): Associate the new string with the same
996 source location as the old one.
997 (add_condition_to_string): Use join_c_conditions.
998 (read_string): Use set_rtx_ptr_loc to record a filename and line
999 number for the string.
1000 (read_rtx): Initialize the new variables above.
1001 * genattrtab.c (write_test_expr, write_attr_value): Use
1003 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1004 comment above the GCC_VERSION check.
1005 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1006 Inline the definition of MAYBE_EVAL.
1007 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1008 * genoutput.c (process_template): Likewise.
1009 * genpreds.c (write_predicate_subfunction): Likewise.
1010 (write_predicate_expr): Use print_c_condition.
1011 * genrecog.c (write_cond): Likewise.
1012 * gensupport.c (process_rtx): Use join_c_conditions to join the
1013 conditions of a define_insn_and_split. Record a source location
1014 for the string after the "&&".
1015 (alter_test_for_insn): Use join_c_conditions.
1017 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1020 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1021 PR tree-optimization/15784
1022 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1025 2005-03-04 Ben Elliston <bje@au.ibm.com>
1027 * gcc.c (option_map): Add --coverage.
1028 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1029 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1030 * config/darwin.h: Pass -lgcov for `coverage'.
1031 * doc/invoke.texi (Debugging Options): Document --coverage.
1033 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1035 * gcse.c (bypass_block): Use find_edge wherever possible.
1037 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1041 * c-opts.c (c_common_parse_file): Call start_source_file
1042 and end_source_file at the approriate times.
1044 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1045 the main file, it will be done for us now.
1047 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1049 * fold-const.c (fold_ternary): New.
1050 (fold): Call fold_ternary on ternary expressions. Remove
1051 handling of ternary expressions.
1053 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1055 PR tree-optimization/15784
1056 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1059 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1061 * config/rs6000/predicates.md (branch_comparison_operator):
1062 Convert from C block to conditional format.
1064 2005-03-03 Jan Hubicka <jh@suse.cz>
1066 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1067 and non-constant public variables.
1069 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1071 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1074 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1077 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1078 calls to release_ssa_name and release_phi_node.
1080 * fold-const.c (fold): Remove handling of unary expressions.
1082 * fold-const.c (fold_unary): Avoid directly using the original
1083 expression t as much as possible.
1085 2005-03-03 Roger Sayle <roger@eyesopen.com>
1086 Andrew Pinski <pinskia@physics.uc.edu>
1088 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1089 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1091 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1093 Describe special registers SRP and MOF as allocatable registers.
1094 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1095 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1096 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1097 TARGET_HAS_MUL_INSNS.
1098 (cris_print_operand) <case 'd'>: New case.
1099 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1100 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1102 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1103 (REG_ALLOC_ORDER): Update for MOF.
1104 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1106 (GENERAL_REGS): No longer a define of ALL_REGS.
1107 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1108 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1110 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1111 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1112 (SECONDARY_RELOAD_CLASS): Define.
1113 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1114 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1115 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1116 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1117 (REGISTER_MOVE_COST): Define.
1118 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1119 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1120 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1121 (CRIS_MOF_REGNUM): New define_constants.
1122 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1124 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1126 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1127 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1128 Adjust for MOF being properly described as a register.
1129 (indir_to_reg_split): Name this split. Conditionalize on the
1130 destination register being a general register.
1131 (movei): Conditionalize on on operands 0 and 1 having the same
1134 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1137 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1138 -mcpu to override any other explicitly given flags.
1140 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1142 * recog.c (verify_changes, confirm_change_group): New functions,
1143 broken out of apply_change_group.
1144 (apply_change_group): Use them.
1145 * recog.h (verify_change, confirm_change_group): Declare.
1146 * rtl.h (redirect_jump_2): Declare.
1147 * jump.c (redirect_exp, invert_exp): Delete.
1148 (invert_exp_1): Take second parameter. Return value. Changed caller.
1149 (redirect_jump_2): New function, broken out of redirect_jump.
1150 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1151 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1152 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1154 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1156 * varasm.c (named_section): Use xstrdup rather than doing it by
1159 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1161 2005-03-02 Devang Patel <dpatel@apple.com>
1163 Undo PR tree-optimization/18815 fix.
1165 2005-03-02 Devang Patel <dpatel@apple.com>
1167 PR tree-optimization/18815
1168 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1169 loops with zero exit edges.
1171 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1173 * cfg.c (connect_src, connect_dest, disconnect_src,
1174 disconnct_dest): New.
1175 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1176 redirect_edge_pred): Use the new functions.
1178 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1179 free_dominance_info only when needed.
1181 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1184 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1185 (reg_or_sub_cint64_operand): Same.
1187 2005-03-02 Jeff Law <law@redhat.com>
1189 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1190 CFG_ALTERED in the main DOM iteration loop.
1192 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1195 * varasm.c (initializer_constant_valid_p): Allow conversions
1196 between OFFSET_TYPEs. Tidy.
1198 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1200 * config/cris/cris.md ("return"): Remove epilogue delay list
1203 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1205 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1207 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1209 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1211 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1212 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1213 config/m68k/m68k.c, config/mips/mips.h,
1214 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1215 doc/include/gcc-common.texi: Update copyright.
1217 PR middle-end/18029 and PR middle-end/18030
1218 * expr.c (optimize_bitfield_assignment_op): Add a special case
1219 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1221 * fold-const.c (fold_unary): New.
1222 (fold): Call fold_unary on unary expressions.
1224 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1226 * cgraph.h (struct cgraph_edge): Add prev_caller and
1228 (cgraph_node_remove_callees): Export.
1229 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1231 (cgraph_edge_remove_callee): New function.
1232 (cgraph_edge_remove_caller): Likewise.
1233 (cgraph_remove_edge): Use.
1234 (cgraph_redirect_edge_callee): Likewise.
1235 (cgraph_node_remove_callees): New function.
1236 (cgraph_node_remove_callers): Likewise.
1237 (cgraph_remove_node): Use.
1238 * tree-optimize.c (tree_rest_of_compilation): Use
1239 cgraph_node_remove_callees instead of manual loop.
1240 * cgraphunit.c (cgraph_finalize_function): Likewise.
1241 (cgraph_expand_function): Likewise.
1242 (cgraph_remove_unreachable_nodes): Likewise.
1244 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1247 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1249 * c-decl.c (undeclared_variable): Take location as argument.
1250 * c-typeck.c (build_external_ref): Likewise.
1251 * c-parser.c (c_parser_postfix_expression): Pass location of
1252 identifier to build_external_ref.
1254 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1256 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1257 CCEQ mode for branch_positive_comparison_operator test.
1258 * config/rs6000/predicates (branch_comparison_operator): Revert to
1260 (scc_comparison_operator): Same.
1261 (branch_positive_comparison_operator): Same.
1263 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1265 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1266 (cris_delay_slots_for_epilogue): Remove.
1267 (save_last): Move into cris_target_asm_function_epilogue.
1268 (cris_target_asm_function_epilogue): Remove tests for file being
1270 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1271 (cris_delay_slots_for_epilogue): Remove prototypes.
1272 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1273 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1275 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1277 * config/rs6000/predicates.md (branch_comparison_operator): Change
1278 to define_special_predicate.
1279 (scc_comparison_operator): Same.
1280 (branch_positive_comparison_operator): Same.
1282 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1284 * Makefile.in (tree-ssa-sink.o): New.
1285 (OBJS-common): Add tree-ssa-sink.o.
1286 * common.opt: Add -ftree-sink
1287 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1288 * timevar.def (TV_TREE_SINK): new timevar.
1289 * tree-flow.h (is_hidden_global_store): Prototype.
1290 * tree-optimize.c (init_tree_optimization_passes): Add
1292 * tree-pass.h (pass_sink_code): New.
1293 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1294 for non-obvious global store store to is_hidden_global_store, and
1295 call that new function.
1296 * tree-ssa-sink.c: New file.
1297 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1298 * doc/passes.texi: Document forward store motion.
1299 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1300 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1301 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1302 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1304 2005-03-01 Per Bothner <per@bothner.com>
1306 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1307 and we have a non-zero column-number, add it to the message.
1308 Also factor out the diagnostic_kind_text.
1310 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1312 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1313 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1314 flow_loop_scan): Removed.
1315 (flow_loop_dump): Do not dump removed fields.
1316 (flow_loop_free): Do not free removed fields.
1317 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1318 (loop_exit_edge_p): New function.
1319 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1320 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1321 num_exits, exits_doms.
1322 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1323 LOOP_EDGES, LOOP_ALL): Removed.
1324 (flow_loop_scan): Declaration removed.
1325 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1326 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1328 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1329 (if_convert): Call flow_loops_find and flow_loops_free
1330 when calling mark_loop_exit_edges.
1331 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1332 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1333 free_dominance_info calls.
1334 * loop-init.c (flow_loops_find): Ditto.
1335 * passes.c (rest_of_handle_branch_prob): Ditto.
1336 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1337 * loop-unroll.c (analyze_insns_in_loop): Do not use
1339 * predict.c (predict_loops): Do not call flow_loop_scan.
1340 Use get_loop_exit_edges.
1341 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1342 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1343 Do not use EDGE_LOOP_EXIT.
1344 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1345 to bb_with_exit_edge_p.
1346 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1347 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1348 to bb_with_exit_edge_p.
1349 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1351 * tree-loop-linear.c (linear_transform_loops): Do not call
1352 flow_loop_scan. Use loop->single_exit.
1353 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1354 (vect_analyze_loop_form): Do not call flow_loop_scan.
1355 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1357 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1359 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1360 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1361 slpeel_tree_duplicate_loop_to_edge_cfg,
1362 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1363 Use loop_preheader_edge and loop->single_exit. Do not call
1366 2005-03-01 Nick Clifton <nickc@redhat.com>
1368 * config/arm/arm.c (thumb_find_work_register): Check all of the
1369 argument registers to see if they are free, and a couple of
1370 special cases where the last argument register but can be proved
1371 to be available during the function's prologue.
1372 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1373 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1374 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1376 (thumb_compute_save_reg_mask): Likewise. Also use
1377 thumb_find_work_register() to ensure that there is agreement about
1378 which work register is going to be used in the prologue.
1379 (thumb_output_function_prologue): Use unsigned long as the type
1380 for the register bit-mask. Also delay pushing the link register if
1381 other high registers are going to be pushed.
1382 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1383 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1384 redundant prototypes.
1386 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1389 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1390 and after reload in REG+REG indexed addresses without REG_POINTER
1391 set in the base and not set in the index.
1393 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1396 Don't undefine here.
1397 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1398 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1399 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1400 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1401 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1403 * config.gcc (sh*-*-linux*): Use config/linux.h.
1405 2005-02-28 Dale Johannesen <dalej@apple.com>
1406 Stan Shebs <shebs@apple.com>
1408 Rewrite of 64-bit Darwin structure-by-value pass/return.
1409 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1410 intoffset, use_stack, named.
1411 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1412 (rs6000_darwin64_record_arg_advance_flush): New.
1413 (rs6000_darwin64_record_arg_advance_recurse): New.
1414 (rs6000_darwin64_record_arg_flush): New.
1415 (rs6000_darwin64_record_arg_recurse): New.
1416 (rs6000_darwin64_record_arg): New.
1417 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1418 (function_arg_boundary): Handle 128-bit aligned structs.
1419 (function_arg_advance): Rewrite darwin64 struct handling.
1420 (function_arg): Call rs6000_darwin64_record_arg.
1421 (function_arg_partial_nregs): Handle darwin64 structs.
1422 (rs6000_darwin64_function_value): Remove.
1423 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1425 2005-02-28 Roger Sayle <roger@eyesopen.com>
1427 PR tree-optimization/20216
1428 * tree-chrec.c (tree_fold_factorial): Delete.
1429 (tree_fold_binomial): Change argument list to take a return type
1430 and change the type of K to unsigned int. Rewrite to avoid explicit
1431 evaluation of factorials, and (recursively) calling fold to perform
1432 compile-time arithmetic. Return NULL on (internal) overflow.
1433 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1434 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1435 if any intermediate calculation overflows.
1436 (chrec_apply): Update call to chrec_evaluate.
1438 2005-02-28 James E Wilson <wilson@specifixinc.com>
1440 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1442 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1445 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1446 instead of NULL_TREE on error.
1448 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1450 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1451 (EASY_VECTOR_15_ADD_SELF): Remove.
1452 (num_insns_constant_wide): Not static.
1453 (validate_condition_mode): Not static.
1454 (toc_relative_expr_p): Not static.
1455 (legitimate_indirect_address_p): Not static.
1456 (macho_lo_sum_memory_operand): Not static.
1457 (invalid_e500_subreg): Not static.
1458 (easy_vector_same): Not static.
1459 (easy_vector_splat_const): Not static.
1460 (RS6000_SYMBOL_REF_TLS_P): Remove.
1461 (any_operand): Delete.
1462 (any_parallel_operand): Delete.
1463 (count_register_operand): Delete.
1464 (altivec_register_operand): Delete.
1465 (xer_operand): Delete.
1466 (s8bit_cint_operand): Delete.
1467 (short_cint_operand): Delete.
1468 (u_short_cint_operand): Delete.
1469 (non_short_cint_operand): Delete.
1470 (exact_log2_cint_operand): Delete.
1471 (gpc_reg_operand): Delete.
1472 (cc_reg_operand): Delete.
1473 (cc_reg_not_cr0_operand): Delete.
1474 (reg_or_short_operand): Delete.
1475 (reg_or_neg_short_operand): Delete.
1476 (reg_or_aligned_short_operand): Delete.
1477 (reg_or_u_short_operand): Delete.
1478 (reg_or_cint_operand): Delete.
1479 (reg_or_arith_cint_operand): Delete.
1480 (reg_or_add_cint64_operand): Delete.
1481 (reg_or_sub_cint64_operand): Delete.
1482 (reg_or_logical_cint_operand): Delete.
1483 (got_operand): Delete.
1484 (got_no_const_operand): Delete.
1485 (easy_fp_constant): Delete.
1486 (easy_vector_constant): Delete.
1487 (easy_vector_constant_add_self): Delete.
1488 (zero_constant): Delete.
1489 (zero_fp_constant): Delete.
1490 (volatile_mem_operand): Delete.
1491 (offsettable_mem_operand): Delete.
1492 (mem_or_easy_const_operand): Delete.
1493 (add_operand): Delete.
1494 (non_add_cint_operand): Delete.
1495 (logical_operand): Delete.
1496 (non_logical_cint_operand): Delete.
1497 (mask_operand): Delete.
1498 (mask_operand_wrap): Delete.
1499 (mask64_operand): Delete.
1500 (mask64_2_operand): Delete.
1501 (and64_operand): Delete.
1502 (and64_2_operand): Delete.
1503 (and_operand): Delete.
1504 (reg_or_mem_operand): Delete.
1505 (lwa_operand): Delete.
1506 (symbol_ref_operand): Delete.
1507 (call_operand): Delete.
1508 (current_file_function_operand): Delete.
1509 (input_operand): Delete.
1510 (rs6000_nonimmediate_operand): Delete.
1511 (rs6000_tls_symbol_ref): Delete.
1512 (save_world_operation): Delete.
1513 (restore_world_operation): Delete.
1514 (load_multiple_operation): Delete.
1515 (store_multiple_operation): Delete.
1516 (vrsave_operation): Delete.
1517 (mfcr_operation): Delete.
1518 (mtcrf_operation): Delete.
1519 (lmw_operation): Delete.
1520 (stmw_operation): Delete.
1521 (branch_comparison_operator): Delete.
1522 (branch_positive_comparison_operator): Delete.
1523 (scc_comparison_operator): Delete.
1524 (trap_comparison_operator): Delete.
1525 (boolean_operator): Delete.
1526 (boolean_or_operator): Delete.
1527 (min_max_operator): Delete.
1528 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1529 (EASY_VECTOR_15): Moved to here.
1530 (EASY_VECTOR_15_ADD_SELF): Move to here.
1531 (PREDICATE_CODES): Delete.
1532 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1533 Declare functions no longer static.
1534 * config/rs6000/predicates.md: New.
1535 * config/rs6000/rs6000.md: Include predicates.md
1537 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1539 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1540 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1542 * cfgrtl.c (need_fake_edge_p): Likewise.
1543 * combine.c (distribute_notes): Likewise.
1544 * emit-rtl.c (try_split): Likewise.
1545 * recog.c (peephole2_opimize): Likewise.
1546 * reg-notes.def (ALWAYS_RETURN): Remove.
1547 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1548 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1549 * tree.h (ECF_ALWAYS_RETURN): Remove.
1551 2005-02-28 Roger Sayle <roger@eyesopen.com>
1554 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1555 between different machine modes is never a "useless" conversion.
1557 2005-02-28 Geert Bosch <bosch@gnat.com>
1560 * doc/contrib.texi: List contributors for Ada front end
1562 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1564 * simplify-rtx.c (simplify_unary_operation_1,
1565 simplify_const_unary_operation): New, extracted from...
1566 (simplify_unary_operation): ... this one.
1567 (simplify_binary_operation_1,
1568 simplify_const_binary_operation): New, extracted from...
1569 (simplify_binary_operation): ... this one.
1570 * rtl.h (simplify_const_unary_operation,
1571 simplify_const_binary_operation): Add prototypes.
1573 2005-02-28 Julian Brown <julian@codesourcery.com>
1575 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1576 building libjava and caused PR regression/20228.
1578 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1581 * Makefile.in (host_subdir): New.
1582 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1583 * configure: Regenerate.
1585 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1587 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1588 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1589 installation directory first.
1591 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1594 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1595 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1596 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1597 * config/cris/cris.md: Tweak comments referring to Q.
1598 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1599 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1600 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1601 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1602 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1603 Insert spaces in constraints to align alternatives vertically for
1605 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1608 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1610 PR rtl-optimization/17728
1611 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1612 operand 0 from general_operand to move_dest_operand.
1614 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1616 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1617 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1618 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1619 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1621 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1623 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1624 * configure: Regenerate.
1625 * libada-mk.in: Remove CC; rename
1626 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1628 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1631 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1632 for the lhs, also walk over the tree. Likewise for rhs.
1634 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1636 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1637 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1638 Do not propagate value of iv before increment over the increment.
1640 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1642 * c-parser.c: New file.
1643 * c-parse.in: Remove.
1644 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1646 (c-parser.o): Add dependencies.
1647 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1648 maintainer-clean, TAGS): Update.
1649 * c-config-lang.in (gtfiles): Update.
1650 * gengtype-lex.l: Don't handle "@@".
1651 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1652 objc_build_synchronized, objc_begin_try_stmt,
1653 objc_begin_catch_clause, objc_finish_catch_clause,
1654 objc_build_finally_clause, objc_finish_try_stmt): New.
1655 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1657 (c_parse_init): Update comment.
1658 * c-decl.c (c_init_decl_processing): Update comment.
1659 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1660 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1661 new c_declspecs members.
1663 2005-02-25 Julian Brown <julian@codesourcery.com>
1665 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1666 from being used for symbols with vague linkage when
1667 HAVE_GAS_COMDAT_GROUP is true.
1669 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1671 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1673 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1676 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1677 (LIBGCC2_HAS_DF_MODE): New.
1678 (LIBGCC2_HAS_XF_MODE): New.
1679 (LIBGCC2_HAS_TF_MODE): New.
1680 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1681 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1682 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1683 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1684 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1685 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1686 and add _fixtfdi, _fixunstfdi, _floatditf
1687 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1688 L_fixunstfdi, L_floatditf.
1689 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1690 (LIBGCC2_HAS_TF_MODE): Define.
1692 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1694 PR tree-optimization/20204
1695 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1696 REWRITE_THIS_STMT markers on PHI nodes.
1697 (rewrite_initialize_block): Likewise.
1699 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1701 * version.c (version_string): Update to 4.1.
1703 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1705 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1706 Clarify that the alternative way doesn't work in GNU C++.
1708 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1710 PR tree-optimization/19937
1711 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1712 to the type of the induction variable.
1714 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1716 PR rtl-optimization/20117
1717 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1718 the block including noncopyable insn.
1720 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1722 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1723 calls to find_reg_note.
1725 2005-02-24 Richard Henderson <rth@redhat.com>
1728 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1731 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1733 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1734 vector types if to use base reg for misaligned non-word ld/std.
1736 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1739 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1740 dwarf2 label manually and put it after, not before the prologue.
1742 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1745 * reload.c (operands_match_p): Only increment register number for
1746 SCALAR_INT_MODE_P modes in multiple hard registers.
1748 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1751 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1753 * ChangeLog.5: Fix log message typo(s).
1754 * ChangeLog.7: Likewise.
1755 * ChangeLog.tree-ssa: Likewise.
1756 * cfgexpand.c: Fix comment typo(s).
1757 * conflict.c: Likewise.
1758 * defaults.h: Likewise.
1759 * dwarf2out.c: Likewise.
1761 * ggc-page.c: Likewise.
1762 * tree-eh.c: Likewise.
1763 * tree-ssa-dom.c: Likewise.
1765 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1768 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1769 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1770 if SHARED is defined.
1773 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1774 allow splitting only if operands 0 and 3 don't overlap.
1776 2005-02-24 Richard Henderson <rth@redhat.com>
1779 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1780 (fold_builtin_1): Call them.
1781 * fold-const.c (fold_complex_mult_parts): Split out from ...
1782 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1783 (fold_complex_div_parts, fold_complex_div): New.
1785 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1787 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1789 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1790 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1792 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1793 (print_node): Likewise.
1794 Print TYPE_SIZES_GIMPLIFIED.
1796 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1798 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1799 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1800 operands as commutative in constraints.
1802 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1804 * tree-into-ssa.c: Re-organize internal functions.
1806 2005-02-24 Richard Henderson <rth@redhat.com>
1809 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1811 * common.opt (fcx-limited-range): New.
1812 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1813 * toplev.c (flag_complex_method): Initialize to 1.
1814 (process_options): Set flag_complex_method to 0 if
1815 flag_cx_limited_range.
1816 * doc/invoke.texi (-fcx-limited-range): New.
1818 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1820 * cse.c (delete_trivially_dead_insns): Speed up by using
1821 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1824 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1826 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1827 functions when -mid-shared-library is being used.
1829 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1831 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1832 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1833 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1834 * system.h: Poison LINK_LIBGCC_SPECIAL.
1836 2005-02-23 James E Wilson <wilson@specifixinc.com>
1838 * gengtype.c (note_insn_name): Make 1 element larger.
1840 2005-02-23 Roger Sayle <roger@eyesopen.com>
1843 PR rtl-optimization/20097
1844 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1845 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1847 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1849 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1850 * t-aix52 (SHLIB_INSTALL): Same.
1852 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1854 * genpreds.c: Update copyright.
1856 2005-02-23 Michael Beach <michaelb@ieee.org>
1859 * config/sparc/t-elf (startup files): Assemble with CPP.
1861 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1863 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1864 (write_predicate_expr): Likewise.
1866 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1868 PR tree-optimization/20100
1869 PR tree-optimization/20115
1870 * tree-optimize.c (init_tree_optimization_passes): Remove
1871 pass_maybe_create_global_var.
1872 * tree-pass.h (pass_maybe_create_global_var): Remove.
1873 * tree-ssa-alias.c (aliases_computed_p): Declare.
1874 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1875 (count_calls_and_maybe_create_global_var): Remove.
1876 (pass_maybe_create_global_var): Remove.
1877 (init_alias_info): Do not declare aliases_computed_p.
1878 (maybe_create_global_var): If the function contains no
1879 call-clobbered variables and a mix of pure/const and regular
1880 function calls, create .GLOBAL_VAR.
1881 Mark all call-clobbered variables for renaming.
1882 (merge_pointed_to_info): Update comment.
1883 (add_pointed_to_var): Likewise.
1884 (is_escape_site): Likewise.
1885 Accept struct alias_info * instead of size_t *.
1887 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1889 * tree-ssa-operands.c (get_call_expr_operands): If
1890 ALIASES_COMPUTED_P is false, do not add call-clobbering
1892 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1893 (delete_tree_ssa): Likewise.
1895 2005-02-22 James E Wilson <wilson@specifixinc.com>
1897 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1898 (do_compile): Do call it here.
1900 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1902 PR rtl-optimization/20017.
1903 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1904 rest_of_handle_cse2, rest_of_handle_gcse): Call
1905 delete_dead_jumptables immediately before calling cleanup_cfg.
1907 2005-02-22 Devang Patel <dpatel@apple.com>
1910 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1913 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1915 * config/rs6000/aix.h (WINT_TYPE): Define.
1917 2005-02-22 Stan Shebs <shebs@apple.com>
1919 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1920 natural alignment for 64-bit Darwin.
1921 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1923 * doc/invoke.texi: Document this.
1925 2005-02-22 DJ Delorie <dj@redhat.com>
1927 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1928 to make_[un]signed_type, not the mode itself.
1930 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1932 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1933 not available. Use tail calls wherever possible.
1934 (make_edge): Call unchecked_make_edge to create an edge.
1936 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1937 (coalesce_ssa_name): Don't check for
1938 SSANORM_USE_COALESCE_LIST.
1939 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1941 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1943 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1944 (rewrite_into_ssa): ... here.
1946 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1948 PR tree-optimization/19786
1949 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1950 tag to another's may-alias bitmap when adding to the other's list.
1952 2005-02-21 DJ Delorie <dj@redhat.com>
1954 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1955 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1956 registers in unsupported ways.
1957 * expmed.c (init_expmed): Likewise.
1959 2005-02-21 Stan Cox <scox@redhat.com>
1961 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1963 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1965 * tree-cfg.c (fold_cond_expr_cond): New.
1966 (make_edges): Call fold_cond_expr_cond.
1967 (find_taken_edge): Accept nothing but INTEGER_CST.
1968 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1970 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1972 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1973 that do not belong to any basic block.
1975 2005-02-21 Jeff Law <law@redhat.com>
1977 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1980 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1982 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1983 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1984 Adjust their definitions.
1985 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1986 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1988 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1989 genautomata.c, langhooks.c, langhooks.h, system.h,
1990 config/arm/lib1funcs.asm: Update copyright.
1992 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1994 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1996 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1999 * doc/install.texi: Document --with-gc.
2001 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2003 * simplify-rtx.c (simplify_unary_operation): Add a missing
2006 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2008 PR tree-optimization/18663
2009 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2010 if the type has variable bounds.
2012 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2014 * gcse.c: Remove an obsolete comment.
2016 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2018 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2020 * doc/extend.texi (Function Attributes) <Attribute const>: The
2021 attribute "pure" is below this text, not above.
2023 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2025 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2026 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2027 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2029 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2032 * langhooks.h (struct lang_hooks): Add to_target_charset.
2033 * langhooks.c (lhd_to_target_charset): New function.
2034 * langhooks-def.h: Declare lhd_to_target_charset.
2035 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2036 (LANG_HOOKS_INITIALIZER): Update.
2037 * c-common.c (c_common_to_target_charset): New function.
2038 * c-common.h: Declare it.
2039 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2040 c_common_to_target_charset.
2042 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2043 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2045 * system.h: Poison them.
2046 * doc/tm.texi: Don't discuss them.
2047 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2048 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2049 (pp_c_char): Do not attempt to generate letter escapes for
2051 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2052 * config/mips/mips.c (mips_output_ascii): Likewise.
2054 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2056 PR tree-optimization/19951
2057 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2060 2005-02-19 Steven Bosscher <stevenb@suse.de>
2063 * function.h (struct function): New field `max_loop_depth'.
2064 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2065 (flow_loops_find): Reset the max loop depth count before finding loops.
2066 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2067 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2068 (calculate_global_regs_live): Make sure the loop will terminate
2069 when the initial sets are not empty.
2071 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2073 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2075 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2077 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2080 * doc/invoke.texi: Remove documentation of %M spec.
2082 (init_spec): Remove %M suffix from -lgcc_s.
2083 (do_spec_1): Remove 'M' case.
2084 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2085 to put shared libraries in the multilib directory. Remove the
2086 shlib_so_soname substitution variable. Don't add a multilib encoding
2087 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2088 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2089 SHLIB_INSTALL as well as SHLIB_LINK.
2090 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2091 (SHLIB_NAME): Delete.
2092 (SHLIB_DIR): New macro.
2093 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2094 (SHLIB_INSTALL): Adjust accordingly.
2095 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2096 * config/t-slibgcc-sld: Likewise.
2097 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2098 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2099 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2101 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2102 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2103 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2104 Use @shlib_base_name@ instead of @shlib_so_name@.
2105 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2106 and @shlib_base_name@.so in @multilib_dir@.
2107 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2108 to the install path.
2109 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2110 (SHLIB_LINK): Remove previous workaround.
2111 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2112 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2113 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2115 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2116 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2117 (SHLIB_INSTALL): Adjust accordingly.
2118 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2119 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2120 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2121 config/t-slibgcc-elf-ver.
2123 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2124 Jakub Jelinek <jakub@redhat.com>
2126 PR tree-optimization/19828
2127 * tree-ssa-loop-im.c: Add a TODO comment.
2128 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2129 without side-effects.
2131 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2133 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2136 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2138 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2139 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2140 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2142 (ia64_reorg): Delete fixup_errata call.
2143 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2144 (TARGET_SWITCHES): Delete -mb-step entry.
2146 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2149 * c-typeck.c (composite_type): Handle quals in transparent unions.
2150 (type_lists_compatible_p): Likewise.
2152 2005-02-18 Stan Shebs <shebs@apple.com>
2154 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2155 expressions in the .literal8 section.
2157 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2159 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2161 2005-02-18 Roger Sayle <roger@eyesopen.com>
2163 * fold-const.c (constant_boolean_node): Always create values of the
2164 specified type, don't bother calling truthvalue_conversion.
2166 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2168 * except.c (output_function_exception_table): Call
2169 assemble_external_libcall (eh_personality_libfunc).
2171 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2174 * config/ia64/ia64.h (struct machine_function): Add state_num.
2175 * config/ia64/ia64.c (process_epilogue,
2176 process_for_unwind_directive): Use new unwind state numbers each
2177 time rather than state 1.
2179 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2182 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2183 before the "*llgt_didi" pattern.
2185 2005-02-18 Jason Merrill <jason@redhat.com>
2187 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2189 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2191 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2192 (div0): Use it in place of ARM_FUNC_ALIAS.
2193 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2195 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2198 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2199 access, the lower bound of the array type if it exists.
2201 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2204 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2205 cases that are out-of-range for the index type.
2207 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2209 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2210 (estimate_case_costs): Don't call convert.
2211 * expmed.c (expand_shift): Likewise.
2212 (make_tree): Call fold_convert instead of convert.
2214 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2217 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2218 that ref to be marked MEM_READONLY_P doesn't have base that needs
2221 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2223 * genautomata.c (output_get_cpu_unit_code_func,
2224 output_cpu_unit_reservation_p): Don't generate old-style function
2227 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2230 PR tree-optimization/20009
2231 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2233 PR tree-optimization/18947
2234 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2235 inline, remove all nodes that are inlined into the extern inline
2238 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2240 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2241 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2242 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2243 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2246 2005-02-17 Roger Sayle <roger@eyesopen.com>
2248 PR tree-optimization/19917
2249 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2250 to be potentially trapping.
2252 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2254 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2256 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2258 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2259 tem becomes a local variable which is set to the value of the
2260 back end defined INITIAL_FRAME_ADDRESS macro.
2261 (expand_builtin_frame_address): Omit the base parameter to
2262 expand_builtin_return_addr.
2263 (expand_builtin_profile_func): Likewise.
2264 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2265 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2266 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2268 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2270 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2271 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2272 * config/frv/frv.c (frv_function_epilogue): Likewise.
2274 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2276 * lambda-code (perfect_nestify): Remove mark/unmark
2278 * tree-loop-linear.c (linear_transform_loops): Add
2279 rewrite_into_ssa call so that ssa is correct for
2280 rewriting into loop closed.
2282 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2284 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2285 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2287 * bt-load.c (btr_def_live_range, combine_btr_defs,
2288 migrate_btr_def, migrate_btr_defs): Likewise.
2289 * cfgcleanup.c (thread_jump): Likewise.
2290 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2291 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2292 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2293 df_rd_local_compute, df_reg_info_compute): Likewise.
2294 * dominance.c (init_dom_info, free_dom_info): Likewise.
2295 * flow.c (init_propagate_block_info,
2296 free_propagate_block_info): Likewise.
2297 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2298 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2299 modify_reg_pav): Likewise.
2300 * loop-invariant.c (find_defs, find_invariant_insn,
2301 find_invariants, free_inv_motion_data): Likewise.
2302 * predict.c (tree_predict_by_opcode,
2303 estimate_bb_frequencies): Likewise.
2304 * stmt.c (expand_case): Likewise.
2305 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2306 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2307 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2308 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2309 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2310 rewrite_ssa_into_ssa): Likewise.
2311 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2312 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2313 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2314 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2315 * tree-sra.c (tree_sra): Likewise.
2316 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2317 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2318 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2319 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2320 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2321 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2323 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2324 calculate_live_on_entry, calculate_live_on_exit,
2325 build_tree_conflict_graph): Likewise.
2326 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2327 record_important_candidates, set_use_iv_cost, find_depends,
2328 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2329 tree_ssa_iv_optimize_finalize): Likewise.
2330 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2331 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2332 tree_duplicate_loop_to_header_edge): Likewise.
2333 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2334 * tree-ssa.c (verify_flow_insensitive_alias_info,
2335 verify_name_tags, verify_ssa, init_tree_ssa,
2336 delete_tree_ssa): Likewise.
2337 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2338 fini_ssanames): Likewise.
2339 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2341 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2343 * config/rs6000/t-rtems: Completely reworked.
2345 2005-02-17 Ira Rosen <irar@il.ibm.com>
2347 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2349 2005-02-17 Ira Rosen <irar@il.ibm.com>
2351 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2352 POINTER_TYPE_P when checking that type is a pointer.
2353 (vect_get_memtag): Remove.
2354 (vect_address_analysis): Use POINTER_TYPE_P. Call
2355 vect_object_analysis with dummy parameter for memtag.
2356 (vect_object_analysis): Extract memtag (functionality that
2357 used to be in vect_get_memtag and moved here). Fix printings.
2358 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2359 with correct parameters. Remove call to vect_get_memtag.
2361 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2363 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2364 (tree-vectorizer.o): Added missing dependencies.
2366 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2368 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2369 declaration in tree-vectorizer.c, now has an extern declaration in
2371 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2372 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2373 get_vectype_for_scalar_type, vect_is_simple_use,
2374 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2375 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2376 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2377 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2378 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2379 find_loop_location): Likewise.
2381 * tree-vectorizer.c (langhooks.h): #include removed.
2382 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2383 moved to tree-vectorized.h.
2384 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2385 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2386 get_vectype_for_scalar_type, vect_is_simple_use,
2387 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2388 vect_supportable_dr_alignment, new_loop_vec_info,
2389 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2390 vect_set_verbosity_level, find_loop_location): Likewise.
2392 (vect_analyze_loop): Function externalized. Declaration moved to
2393 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2394 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2395 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2396 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2397 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2398 vect_enhance_data_refs_alignment, vect_analyze_operations,
2399 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2400 vect_stmt_relevant_p, vect_get_loop_niters,
2401 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2402 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2403 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2404 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2405 vect_get_memtag): Likewise.
2407 (vectorizable_load): Function externalized. Declaration moved to
2408 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2409 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2410 vect_transform_loop): Likewise.
2411 (vect_transform_stmt): Moved to tree-vect-transform.c.
2412 (vect_align_data_ref, vect_create_destination_var,
2413 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2414 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2415 vect_get_vec_def_for_operand, vect_init_vector,
2416 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2417 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2418 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2419 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2420 vect_do_peeling_for_loop_bound): Likewise.
2422 * tree-vect-analyze.c: New file.
2423 * tree-vect-transform.c: New file.
2425 2005-02-17 Jason Merrill <jason@redhat.com>
2427 PR mudflap/19319, c++/19317
2428 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2431 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2433 * doc/install.texi (Specific): Update link for Darwin-specific
2436 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2438 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2439 constant_boolean_node.
2441 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2444 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2445 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2447 2005-02-16 Richard Henderson <rth@redhat.com>
2450 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2452 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2453 replace uses with Wtype_MAXp1_F.
2454 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2455 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2456 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2457 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2458 and HAVE_TFMODE as appropriate.
2459 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2460 (__floatdisf): Likewise.
2461 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2462 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2463 (Wtype_MAXp1_F): New.
2464 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2465 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2467 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2470 * arm.c (arm_apply_result_size): New function.
2471 * arm.h (APPLY_RESULT_SIZE): Define.
2472 * arm-protos.h (arm_apply_result_size): Add prototype.
2473 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2474 (movxf): New expand.
2475 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2476 (call_value_symbol): Remove predicate for operand 0.
2477 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2478 (untyped_call): Rework to correclty return values for any type.
2479 (untyped_return): New expand.
2480 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2482 2005-02-16 Stan Shebs <shebs@apple.com>
2484 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2485 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2487 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2489 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2490 configure settings on Solaris 7 and later.
2492 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2494 PR tree-optimization/19865
2495 * tree-optimize.c (init_tree_optimization_passes): Run
2496 pass_may_alias after pass_sra.
2498 2005-02-16 Richard Henderson <rth@redhat.com>
2499 Stuart Hastings <stuart@apple.com>
2502 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2503 Do nothing if debug info suppressed for this function.
2504 (dbxout_begin_function): Early exit if debug info suppressed for
2507 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2510 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2512 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2514 PR tree-optimization/19967
2515 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2516 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2517 argument TYPE. Adjust calls to fold_builtin_XXX.
2518 (expand_builtin, fold_builtin_1): Adjust calls to
2520 (fold_builtin_strchr, fold_builtin_strpbrk,
2521 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2522 result to a requested type TYPE.
2524 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2527 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2528 (T)x & (T)cst if (T)cst overflows.
2529 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2530 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2532 2005-02-15 Jeff Law <law@redhat.com>
2534 * gcse.c (blocks_with_calls): New bitmap.
2535 (alloc_gcse_mem): Allocate it.
2536 (free_gcse_mem): Free it.
2537 (clear_modifY_mem_tables): Clear it.
2538 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2539 when we encounter CALL_INSNs.
2540 (compute_transp, case MEM): Handle blocks with calls separate
2541 from blocks without calls. Use bitmap iterators rather than
2544 2005-02-15 Peter O'Gorman <peter@pogma.com>
2547 * mklibgcc.in (vis_hide): Use a temporary object file, not
2550 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2553 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2554 access optimization.
2556 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2557 Alan Modra <amodra@bigpond.net.au>
2560 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2561 (_xlqsub): Rename to __gcc_qsub.
2562 (_xlqmul): Rename to __gcc_qmul.
2563 (_xlqdiv): Rename to __gcc_qdiv.
2564 Provide versioned symbol aliases with old names.
2565 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2566 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2567 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2568 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2569 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2571 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2573 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2574 Fold ~(A - 1) and ~(A + -1) to -A.
2576 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2580 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2581 config/pa/pa-host.c:pa_gt_pch_use_address.
2583 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2585 * tree-vn.c (get_value_handle): Make sure that given an
2586 is_gimple_min_invariant expression, we always return it.
2588 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2590 * passes.c (rest_of_handle_gcse): Fix a comment.
2592 2005-02-15 Jeff Law <law@redhat.com>
2594 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2596 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2597 (canon_list_insert, record_last_mem_set_info): Similarly.
2598 (clear_modify_mem_tables): Similarly.
2600 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2602 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2603 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2604 config/mips/mips.md, config/rs6000/aix.h,
2605 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2607 2005-02-15 Richard Henderson <rth@redhat.com>
2609 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2610 call to be best_edge.
2612 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2614 * basic-block.h: Adjust the prototype for find_basic_blocks.
2615 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2616 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2619 * flow.c (recompute_reg_usage): Remove all arguments.
2620 * passes.c (rest_of_compilation): Adjust the call to
2621 recompute_reg_usage.
2622 * rtl.h: Adjust the prototype for recompute_reg_usage.
2624 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2626 * tree-dump.c (dump_files): Update to reflect new member
2628 (dump_register): Add new argument.
2630 (dump_switch_p_1): Check against glob name if doglob was passed.
2631 (dump_switch_p): Check against regular first, then glob if
2632 we didn't have any hits on the dump name.
2633 * tree-optimize.c (register_one_dump_file):
2634 Pass in glob name as well.
2635 * tree-pass.h (struct dump_file_info): Add glob
2638 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2640 PR preprocessor/16323
2641 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2643 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2646 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2647 (trunctfdf2_internal1): New.
2648 (trunctfdf2_internal2): Renamed from trunctfdf2.
2650 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2652 PR tree-optimization/19853
2653 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2655 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2657 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2658 delete_dead_jumptables and cleanup_cfg.
2660 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2662 * reload.c (find_reloads): Swap address_reloaded flags when
2663 swapping commutative operands.
2665 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2667 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2668 Use standard_iv_increment_position for computing the bsi position
2670 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2673 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2676 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2677 life range of hard registers.
2678 * value-prof.c (insn_prefetch_values_to_profile): Only
2681 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2682 profile in libcalls.
2684 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2686 * bitmap.h (bitmap_and_compl_into): Return bool.
2687 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2689 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2691 PR tree-optimization/19944
2692 * fold-const.c (fold): Re-add ABS_EXPR folding.
2694 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2697 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2698 {TARGET,MASK}_XL_COMPAT.
2699 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2701 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2702 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2704 (rs6000_arg_partial_bytes): Same.
2705 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2706 and XL compatibility enabled.
2707 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2708 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2709 test to final condition.
2710 (cmptf_internal2): New.
2711 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2712 xl-compat. Add TFmode information to description.
2714 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2716 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2718 2005-02-13 Jason Merrill <jason@redhat.com>
2721 * fold-const.c (fold_indirect_ref_1): Split out from...
2722 (build_fold_indirect_ref): Here.
2723 (fold_indirect_ref): New fn.
2724 * tree.h: Declare it.
2725 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2726 (gimplify_modify_expr_rhs): Likewise.
2727 (gimplify_expr): Likewise.
2729 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2731 PR tree-optimization/14303
2732 PR tree-optimization/15784
2733 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2734 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2735 ABS_EXPR<x> != 0 to x != 0.
2737 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2739 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2740 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2741 spelling conventions.
2743 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2744 delete_trivially_dead_insns too many times.
2746 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2749 2005-02-12 Ira Rosen <irar@il.ibm.com>
2751 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2752 (vect_is_simple_iv_evolution): Remove redundant parameter
2754 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2755 without last parameter.
2756 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2757 Return pointer step. Call vect_is_simple_iv_evolution without
2758 last parameter. Check only that the step is multiple of size
2759 type. Remove stmt_vinfo updates.
2760 (vect_get_memtag_and_dr): Remove.
2761 (vect_get_memtag): New function.
2762 (vect_address_analysis): New function.
2763 (vect_object_analysis): New function.
2764 (vect_analyze_data_refs): Call vect_object_analysis and
2765 vect_get_memtag. Update stmt_vinfo fields.
2767 2005-02-12 Ira Rosen <irar@il.ibm.com>
2769 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2770 exist and are objects. Remove checks for pointer.
2771 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2772 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2773 (vect_create_data_ref_ptr): Likewise.
2774 (vect_base_addr_differ_p): New function.
2775 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2776 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2777 Don't set the DR_BASE_NAME field of data-ref.
2778 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2780 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2782 * optabs.h (enum optab_index): Add new OTI_ldexp.
2783 (ldexp_optab): Define corresponding macro.
2784 * optabs.c (init_optabs): Initialize ldexp_optab.
2785 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2787 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2789 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2790 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2792 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2793 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2796 2005-02-12 Ira Rosen <irar@il.ibm.com>
2798 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2800 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2802 (vect_get_base_and_offset): Always return an address.
2803 (vect_create_addr_base_for_vector_ref): Remove treatment for
2804 different data reference types.
2805 (vect_compute_data_ref_alignment): Rename base to base_address in
2806 stmt_vec_info. Get the object in order to force its alignment.
2807 (vect_get_memtag_and_dr): Rename base to base_address in
2808 stmt_vec_info. Extract the object for memtag analysis.
2810 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2812 PR regression/19898.
2813 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2814 changes cc_status, use apply modified_in_p to part of cc_status
2815 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2818 2005-02-11 Richard Henderson <rth@redhat.com>
2820 * tree-complex.c (expand_complex_libcall): New.
2821 (expand_complex_multiplication): Use it for c99 compliance.
2822 (expand_complex_division): Likewise.
2823 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2825 * builtins.c (built_in_names): Remove const.
2826 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2828 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2829 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2830 (built_in_names): Remove const.
2831 * c-common.c (c_common_type_for_mode): Handle complex modes.
2832 * flags.h, toplev.c (flag_complex_method): Rename from
2833 flag_complex_divide_method.
2834 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2835 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2836 * libgcc2.h: Declare them.
2837 * libgcc-std.ver: Export them.
2838 * mklibgcc.in (lib2funcs): Build them.
2840 2005-02-11 Steven Bosscher <stevenb@suse.de>
2842 PR tree-optimization/19876
2843 Partially revert my change from 2005-01-14
2844 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2845 (compute_antic): ...and remove the loop here.
2847 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2850 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2851 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2853 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2854 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2856 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2858 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2859 offsets for the big-endian 32-bit case.
2861 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2863 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2865 2005-02-11 Dale Johannesen <dalej@apple.com>
2867 * cselib.c (cselib_process_insn): Clear out regs where
2868 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2869 * reload.c (find_equiv_reg): Ditto.
2871 2005-02-11 Ian Lance Taylor <ian@airs.com>
2873 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2876 * tree.c (build_function_type_list): Work correctly if there are
2879 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2881 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2882 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2883 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2884 TARGET_ZARCH instead of TARGET_64BIT.
2886 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2888 * config/rs6000/t-rtems:
2889 (MULTILIB_OPTIONS): Remove mcpu=602.
2890 (MUTLILIB_DIRNAMES): Remove m602.
2891 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2892 Let mcpu=602 match mcpu=603.
2893 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2895 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2897 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2900 2005-02-10 David Daney <ddaney@avtrex.com>
2902 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2903 * config/i386/linux-unwind.h: Likewise.
2904 * config/ia64/linux-unwind.h: Likewise.
2905 * config/mips/linux-unwind.h: Likewise.
2906 * config/pa/linux-unwind.h: Likewise.
2907 * config/rs6000/linux-unwind.h: Likewise.
2908 * config/s390/linux-unwind.h: Likewise.
2909 * config/sh/linux-unwind.h: Likewise.
2910 * config/sparc/linux-unwind.h: Likewise.
2912 2005-02-10 Steven Bosscher <stevenb@suse.de>
2914 PR tree-optimization/17549
2915 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2916 TER to replace a DEF with its expression if the DEF and the
2917 rhs of the expression we replace into have the same root
2920 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2922 * config/mips/mips.md: Fix the placement of the match_scratch in the
2925 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2927 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2930 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2932 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2933 (strip_offset): Handle addresses.
2934 (add_address_candidates): Use strip_offset.
2935 (difference_cost): Reflect strip_offset change.
2936 (force_var_cost, difference_cost): Strip nops.
2938 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2940 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2942 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2943 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2944 config/cris/cris-protos.h, config/cris/cris.c: Update
2947 2005-02-10 Jeff Law <law@redhat.com>
2949 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2950 (lookup_avail_expr): Similarly.
2952 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2954 * builtins.c (fold_builtin_powi): New function.
2955 (fold_builtin_1): Call it.
2957 2005-02-10 Steven Bosscher <stevenb@suse.de>
2959 PR documentation/19309
2960 * doc/cpp.texi: The __GNUC__ and related predefined macros
2961 are also defined for the "standalone" cpp.
2962 Some non-GCC compilers may also define __GNUC__.
2964 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2967 * c-typeck.c (common_type): New routine. Old common_type renamed
2969 (c_common_type): ...this.
2970 (build_conditional_expr, build_binary_op): Use c_common_type instead
2973 2005-02-10 Steven Bosscher <stevenb@suse.de>
2975 * doc/md.texi: Replace @samp{length} with @code{length}.
2977 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2979 PR tree-optimization/18687
2980 * tree-flow.h (find_loop_niter): Declare.
2981 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2982 Try using scev even for loops with more than one exit.
2983 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2984 (struct ivopts_data): Added niters field.
2985 (struct nfe_cache_elt): New.
2986 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2988 (tree_ssa_iv_optimize_init): Initialize niters cache.
2989 (determine_number_of_iterations): Removed.
2990 (find_induction_variables): Do not call determine_number_of_iterations.
2991 Access niters for single exit through niter_for_single_dom_exit.
2992 (add_iv_outer_candidates): Access niters for single exit through
2993 niter_for_single_dom_exit.
2994 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2995 number_of_iterations_cond.
2996 (iv_period): New function.
2997 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2998 (may_replace_final_value): Take data argument. Use
2999 niter_for_single_dom_exit.
3000 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3001 (rewrite_use_compare): Pass data to may_eliminate_iv.
3002 (rewrite_use_outer): Pass data to may_replace_final_value.
3003 (free_loop_data): Clean up the niters cache.
3004 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3005 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3006 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3007 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3008 (num_ending_zeros): Moved to tree.c.
3009 * tree.h (num_ending_zeros): Declare.
3010 * tree.c (num_ending_zeros): Moved from tree.c.
3012 2005-02-09 Richard Henderson <rth@redhat.com>
3014 * builtins.c (DEF_BUILTIN): Add COND argument.
3015 * tree.h (DEF_BUILTIN): Likewise.
3016 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3017 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3019 (DEF_BUILTIN_STUB): New.
3020 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3021 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3022 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3023 * c-common.c (DEF_BUILTIN): Add COND argument.
3024 * tree.c (local_define_builtin): New.
3025 (build_common_builtin_nodes): New.
3027 2005-02-09 Roger Sayle <roger@eyesopen.com>
3029 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3030 floating point expression ignoring the sign of the result.
3031 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3032 (fold) <MULT_EXPR>: Use it to simplify x*x.
3033 * tree.h (fold_strip_sign_ops): Prototype here.
3034 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3035 argument. Use fold_strip_sign_ops to simplify the first argument.
3036 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3037 first argument when the second argument is an even integer
3038 constant, but only with -funsafe_math_optimizations.
3039 (fold_builtin_1): Update call to fold_builtin_copysign.
3041 2005-02-09 Ian Lance Taylor <ian@airs.com>
3044 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3045 just check whether EH_FILTER_FAILURE falls through.
3047 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3049 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3050 insns return to ready list in the next turn.
3052 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3055 * builtins.def: New __builtin_powi[lf].
3056 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3057 (expand_builtin_powi): New function.
3058 (expand_builtin): Dispatch to expand_builtin_powi.
3059 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3060 * libgcc2.c: Add __builtin_powi[lf] implementation.
3061 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3062 * optabs.h: Add powi_optab.
3063 * optabs.c (init_optabs): Initialize powi_optab.
3064 * doc/extend.texi: Document __builtin_powi[lf].
3066 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3068 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3071 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3074 * fold-const.c (try_move_mult_to_index): Remove redundant
3075 type argument. Create ADDR_EXPR with correct type.
3076 (fold): Update callers of try_move_mult_to_index. Convert
3077 result to the appropriate type.
3079 2005-02-09 Roger Sayle <roger@eyesopen.com>
3082 * config/avr/avr.c (default_rtx_costs): Delete.
3083 (avr_operand_rtx_cost): New function.
3084 (avr_rtx_costs): Completely rewrite.
3086 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3089 * config/cris/cris.c (in_code): New variable.
3090 (cris_output_addr_const): Now a static function, a wrapper for
3092 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3093 case from old cris_output_addr_const.
3094 (cris_asm_output_label_ref): Similar for LABEL_REF.
3095 (cris_output_addr_const_extra): Similar for UNSPEC.
3096 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3097 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3098 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3100 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3101 (cris_asm_output_label_ref): Declare.
3103 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3105 PR preprocessor/19801
3106 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3107 filenames that changed when libcpp was moved to the toplevel.
3109 2005-02-07 Roger Sayle <roger@eyesopen.com>
3111 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3112 zero extensions of BImode operands. Call lowpart_subreg instead
3113 of gen_lowpart_common and gen_lowpart_SUBREG.
3115 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3118 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3119 * configure.ac: Set cc_for_cross_gnattools.
3120 * configure: Regenerate.
3122 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3125 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3127 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3130 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3131 of nested functions.
3133 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3135 * doc/extend.texi: Document deprecated extensions allowing
3136 static floating-point members to have initializers and allowing
3137 floating-point literals in integral constant expressions.
3139 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3141 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3142 config/darwin7.h, config/mips/mips.c,
3143 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3146 * cse.c: Update comments.
3148 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3151 * builtins.c (fold_builtin_sqrt): Transform
3152 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3155 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3156 Dorit Naishlos <dorit@il.ibm.com>
3158 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3159 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3160 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3162 * tree.h (vect_set_verbosity_level): New extern function declaration
3164 * tree-vectorizer.h (verbosity_levels): New enum type.
3165 * tree-vectorizer.c (vect_debug_stats): Function removed.
3166 (vect_debug_details): Likewise.
3167 (vect_verbosity_level): Global variable was defined and initialized.
3168 (vect_dump): Global variable definition.
3169 (vect_print_dump_info): New function.
3170 (vect_set_dump_settings): New function.
3171 (vect_set_verbosity_level): New function.
3172 (vectorize_loops): Add call to vect_set_dump_settings.
3174 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3175 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3176 (slpeel_tree_peel_loop_to_edge): Likewise.
3178 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3179 appropriate verbosity level instead of call to vect_debug_details
3180 or vect_debug_stats.
3181 (vect_get_base_and_offset):
3182 (vect_create_addr_base_for_vector_ref):
3183 (get_vectype_for_scalar_type):
3184 (vect_create_data_ref_ptr):
3186 (vect_get_vec_def_for_operand):
3187 (vect_finish_stmt_generation):
3188 (vectorizable_assignment):
3189 (vectorizable_operation):
3190 (vectorizable_store):
3191 (vectorizable_load):
3192 (vect_transform_stmt):
3193 (vect_update_ivs_after_vectorizer):
3194 (vect_do_peeling_for_loop_bound):
3195 (vect_update_inits_of_drs):
3196 (vect_do_peeling_for_alignment):
3197 (vect_transform_loop):
3198 (vect_is_simple_use):
3199 (vect_analyze_operations):
3200 (vect_is_simple_iv_evolution):
3201 (vect_analyze_scalar_cycles):
3202 (vect_analyze_data_ref_dependence):
3203 (vect_analyze_data_ref_dependences):
3204 (vect_compute_data_ref_alignment):
3205 (vect_enhance_data_refs_alignment):
3206 (vect_analyze_data_refs_alignment):
3207 (vect_analyze_data_ref_access):
3208 (vect_analyze_data_ref_accesses):
3209 (vect_analyze_pointer_ref_access):
3210 (vect_get_memtag_and_dr):
3211 (vect_analyze_data_refs):
3212 (vect_mark_relevant):
3213 (vect_stmt_relevant_p):
3214 (vect_mark_stmts_to_be_vectorized):
3215 (vect_can_advance_ivs_p):
3216 (vect_get_loop_niters):
3217 (vect_analyze_loop_form):
3218 (vect_analyze_loop):
3219 (vectorize_loops): Likewise.
3221 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3222 (vect_update_inits_of_drs):
3223 (vect_do_peeling_for_alignment):
3224 (vect_transform_loop):
3225 (vect_analyze_operations):
3226 (vect_analyze_scalar_cycles):
3227 (vect_analyze_data_ref_dependences):
3228 (vect_analyze_data_refs_alignment):
3229 (vect_analyze_data_ref_accesses):
3230 (vect_analyze_data_refs):
3231 (vect_mark_stmts_to_be_vectorized):
3232 (vect_get_loop_niters):
3233 (vect_analyze_loop_form):
3234 (vect_analyze_loop): Likewise.
3235 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3237 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3241 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3242 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3243 either -ffast-math or -funsafe-math-optimizations is in use.
3245 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3246 * config/mips/irix-csr.c: New file.
3247 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3248 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3249 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3252 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3254 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3255 redundant, incorrect definitions.
3257 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3259 ("*tls_indirect_call"): New, reference hard regs directly.
3260 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3262 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3264 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3265 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3267 2005-02-06 Roger Sayle <roger@eyesopen.com>
3269 PR rtl-optimization/19800
3270 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3271 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3274 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3276 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3278 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3281 * doc/invoke.texi: Correct documentation of -freorder-functions.
3283 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3286 * doc/invoke.texi: Don't mention gccbug.
3288 2005-02-06 Roger Sayle <roger@eyesopen.com>
3289 Andrew Pinski <pinskia@physics.uc.edu>
3290 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3292 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3293 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3294 into just (zero_extract:SI FOO (const_int 1) BAR).
3296 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3298 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3299 macro locally. Don't give last revision date. Use GCC version
3300 number from gcc-common.texi.
3301 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3302 revision date. Use GCC version number from gcc-common.texi.
3303 Describe being a library as current state rather than as 3.x
3305 * doc/gcc.texi: Remove last update date.
3306 * doc/gccint.texi: Likewise. Update copyright dates.
3307 * doc/install.texi: Update copyright dates.
3309 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3312 * doc/invoke.texi: Mention for each option included in -Wall that
3313 it is included in -Wall.
3314 * doc/gcc.texi: Update copyright and last modification date.
3316 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3318 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3319 unnecessary cast to original induction variable increments.
3321 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3323 PR tree-optimization/18219
3324 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3325 in distributed form.
3327 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3329 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3330 Set bitpos and offset later in the function. Do nothing if the
3331 target is a register and if the bitfield lies completely outside
3333 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3334 here. Return an uninitialised register if the source value is stored
3335 in a register and the bitfield lies completely outside that register.
3337 2005-02-06 Steven Bosscher <stevenb@suse.de>
3339 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3342 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3344 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3346 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3348 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3349 * config/darwin8.h: New.
3350 * config/darwin7.h: Update comment.
3352 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3353 Dorit Naishlos <dorit@il.ibm.com>
3355 * tree-vectorizer.h (LOC): New type.
3356 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3357 (loop_line_number): New field in struct _loop_vec_info.
3358 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3360 * tree-vectorizer.c (input.h): Included.
3361 (find_loop_location): New function.
3362 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3363 loop line number removed.
3364 (vect_debug_details): Likewise.
3365 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3367 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3368 call to vect_debug_details/stats changed from loop to loop_loc.
3369 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3370 (slpeel_tree_peel_loop_to_edge): Likewise.
3372 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3373 changed from NULL to UNKNOWN_LOC.
3374 (vect_get_base_and_offset):
3375 (vect_create_addr_base_for_vector_ref):
3376 (get_vectype_for_scalar_type):
3377 (vect_create_data_ref_ptr):
3379 (vect_get_vec_def_for_operand):
3380 (vect_finish_stmt_generation):
3381 (vectorizable_assignment):
3382 (vectorizable_operation):
3383 (vectorizable_store):
3384 (vectorizable_load):
3385 (vect_transform_stmt):
3386 (vect_update_ivs_after_vectorizer):
3387 (vect_do_peeling_for_loop_bound):
3388 (vect_do_peeling_for_alignment):
3389 (vect_transform_loop):
3390 (vect_is_simple_use):
3391 (vect_analyze_operations):
3392 (vect_is_simple_iv_evolution):
3393 (vect_analyze_scalar_cycles):
3394 (vect_analyze_data_ref_dependences):
3395 (vect_compute_data_ref_alignment):
3396 (vect_enhance_data_refs_alignment):
3397 (vect_analyze_data_ref_access):
3398 (vect_analyze_data_ref_accesses):
3399 (vect_analyze_pointer_ref_access):
3400 (vect_get_memtag_and_dr):
3401 (vect_analyze_data_refs):
3402 (vect_mark_relevant):
3403 (vect_stmt_relevant_p):
3404 (vect_mark_stmts_to_be_vectorized):
3405 (vect_can_advance_ivs_p):
3406 (vect_get_loop_niters):
3407 (vect_analyze_loop):
3408 (vectorize_loops): Likewise.
3410 (vectorizable_load): Argument in call to vect_debug_details/stats
3411 changed from loop to LOOP_LOC (loop_vinfo).
3412 (vect_transform_loop):
3413 (vect_analyze_operations):
3414 (vect_analyze_scalar_cycles):
3415 (vect_analyze_data_ref_dependence):
3416 (vect_enhance_data_refs_alignment):
3417 (vect_analyze_data_ref_accesses):
3418 (vect_analyze_pointer_ref_access):
3419 (vect_analyze_data_refs):
3420 (vect_analyze_loop): Likewise.
3422 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3423 changed from loop to loop_loc.
3425 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3427 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3428 Dorit Naishlos <dorit@il.ibm.com>
3430 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3432 (vect_analyze_data_ref_dependences): Likewise.
3434 (vect_is_simple_use): Argument changed from loop structure to
3435 loop_vect_info structure.
3436 (vect_can_advance_ivs_p): Likewise.
3437 (vect_create_index_for_vector_ref): Likewise.
3438 (vect_update_ivs_after_vectorizer): Likewise.
3439 (new_stmt_vec_info): Likewise.
3441 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3442 changed from loop to loop_vinfo.
3443 (vect_create_data_ref_ptr): First argument in call to
3444 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3445 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3446 was changed from loop to loop_vinfo.
3447 (vectorizable_operation): Likewise.
3448 (vectorizable_store): Likewise.
3449 (vect_mark_stmts_to_be_vectorized): Likewise.
3450 (vect_do_peeling_for_loop_bound): First argument in call to
3451 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3452 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3453 was changed from loop to loop_vinfo.
3454 (vect_analyze_data_ref_dependences): Third argument in call to
3455 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3457 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3458 (vect_create_data_ref_ptr): Likewise.
3459 (vect_init_vector): Likewise.
3460 (vect_get_vec_def_for_operand): Likewise.
3461 (vectorizable_assignment): Likewise.
3462 (vectorizable_operation): Likewise.
3463 (vectorizable_store): Likewise.
3464 (vectorizable_load): Likewise.
3465 (vect_update_ivs_after_vectorizer): Likewise.
3466 (vect_is_simple_use): Likewise.
3467 (vect_analyze_data_ref_dependence): Likewise.
3468 (vect_analyze_pointer_ref_access): Likewise.
3469 (vect_can_advance_ivs_p): Likewise.
3471 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3472 before _stmt_vec_info.
3473 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3474 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3475 (new_stmt_vec_info): Argument changed from loop structure to
3476 loop_vect_info structure
3478 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3479 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3480 (vect_create_addr_base_for_vector_ref): Likewise.
3481 (vect_analyze_pointer_ref_access): Likewise.
3483 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3486 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3487 phi flag if the phi is abnormal.
3489 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3492 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3493 information for the new statement.
3495 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3498 * gcc.c (main): Include the target in -v output.
3500 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3502 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3503 Do not drop the extend if we'd have to add a paradoxical subreg
3504 later. Include optabs.h and insn-codes.h.
3505 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3507 2005-02-02 Roger Sayle <roger@eyesopen.com>
3510 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3511 * fold-const.c (const_binop): Avoid constant folding floating
3512 point operations in modes that use composite representations.
3513 * simplify-rtx.c (simplify_binary_operation): Likewise.
3515 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3517 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3519 (altivec_dstt): Likewise.
3520 (altivec_dstst): Likewise.
3521 (altivec_dststt): Likewise.
3522 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3525 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3527 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3528 EXPR_LOCUS from orig_cond to the new cond_stmt.
3529 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3532 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3534 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3535 standard_iv_increment_position. Remove call to bsi_next
3536 (no need to bump the iterator anymore).
3537 (vect_create_index_for_vector_ref): Call
3538 standard_iv_increment_position. Remove second function argument.
3539 (vect_finish_stmt_generation): Remove call to bsi_next
3540 (no need to bump the iterator anymore).
3541 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3542 to vect_create_index_for_vector_ref.
3544 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3546 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3547 phis are used out of the loop.
3549 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3552 * c-decl.c (undef_nested_function): New variable.
3553 (pop_scope): Diagnose undefined nested functions.
3554 (finish_function): Don't attempt cgraph processing or genericizing
3555 if current top-level function contained an undefined nested
3556 function. Reset undef_nested_function at the end of a top-level
3559 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3561 * tree.c (build_int_cst_type): Take sign of the value into account
3562 when deciding whether sign extend the value.
3564 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3567 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3568 (cpp_options, cc1_options): Change %{std*&ansi} to
3569 %{std*&ansi&trigraphs}.
3571 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3573 * cse.c: Update comments.
3575 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3577 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3578 arguments go on the stack. Do not put complex doubles in odd/even
3581 2005-02-02 Steven Bosscher <stevenb@suse.de>
3583 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3584 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3585 -ftree-pre, and -fthread-jumps.
3587 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3589 PR tree-optimization/19578
3590 * tree-flow.h (modified_noreturn_calls): Declare.
3591 (noreturn_call_p): Declare.
3592 * tree-flow-inline.h (noreturn_call_p): New function.
3593 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3594 * tree-cfg.c (modified_noreturn_calls): New variable.
3595 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3596 that contain a mid-block noreturn call.
3597 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3599 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3601 * df.c (df_def_record_1, df_uses_record): Don't use
3603 * df.h (DF_FOR_REGALLOC): Remove.
3605 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3608 * c-typeck.c (really_start_incremental_init): Reset
3609 constructor_max_index for arrays of incomplete type.
3611 2005-02-02 Jeff Law <law@redhat.com>
3613 * gcse.c (struct reg_set): Store the block index where the register
3614 was set rather than the setting insn.
3615 (record_one_set, compute_transp): Corresponding changes.
3616 (pre_insert_copy_insn): Do not call replace_one_set.
3617 (replace_one_set): Remove.
3619 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3622 * doc/gcov.texi: Fix typo.
3624 2005-02-01 Richard Henderson <rth@redhat.com
3627 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3628 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3630 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3631 * config/i386/i386-protos.h: Update.
3633 2005-02-01 Steven Bosscher <stevenb@suse.de>
3635 PR tree-optimization/19217
3636 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3637 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3638 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3639 that it is walking a PHI node.
3641 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3643 * doc/extend.texi (Nested Functions): Update.
3645 2005-02-01 Richard Henderson <rth@redhat.com>
3648 * optabs.c (expand_copysign_absneg): Export.
3649 * optabs.h (expand_copysign_absneg): Declare.
3650 * config/rs6000/rs6000.md (copysigntf3): New.
3652 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3654 PR tree-optimization/19633
3655 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3656 * tree-ssa-alias.c (init_alias_info): Initialize.
3657 (merge_pointed_to_info): Set.
3658 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3659 (dump_points_to_info_for): Show value of pt_null.
3660 (struct count_ptr_d): Declare.
3661 (find_ptr_dereference): Remove.
3662 (ptr_is_dereferenced_by): Remove.
3663 (count_ptr_derefs): New local function.
3664 (count_uses_and_derefs): New local function.
3665 (compute_points_to_and_addr_escape): Call it. If the number
3666 of dereferences is greater than zero, mark the pointer as
3667 dereferenced. If there are fewer dereferences than uses of
3668 the pointer, the pointer's value escapes.
3670 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3672 PR tree-optimization/19670
3673 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3675 (verify_use): ... set it here, instead.
3677 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3679 * doc/sourcebuild.texi (Test directives): Fix formatting.
3681 * doc/sourcebuild.texi (Test directives): Describe selector
3684 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3686 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3687 specific 64-bit CPUs.
3689 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3692 * arm.c (arm_eliminable_register): New function.
3693 (adjacent_mem_locations): Don't allow eliminable registers. Use
3694 HOST_WIDE_INT for address offsets.
3695 * arm-protos.h (arm_eliminable_register): Add prototype.
3697 2005-02-01 Steven Bosscher <stevenb@suse.de>
3699 PR optimization/15242
3700 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3701 * basic-block.h (duplicate_computed_gotos): Add prototype.
3702 * bb-reorder.c (duplicate_computed_gotos): New function to
3703 duplicate sufficiently small blocks ending in a computed jump.
3704 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3705 if not optimizing for size.
3706 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3707 never do tail merging for blocks ending in a computed jump.
3708 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3710 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3712 Patch from Richard Sandiford <rsandifo@redhat.com>
3713 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3714 from inheriting a subreg equivalence with a non-spill register.
3716 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3718 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3720 * config/frv/frv.c (movcc_fp_destination_operand): New.
3721 (gpr_or_memory_operand): Fix typo in comment.
3722 (gpr_or_memory_operand_with_scratch): New.
3723 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3724 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3725 movcc_fp_destination_operand.
3726 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3727 Legitimize memory addresses using a scratch register.
3729 2005-01-31 Jeff Law <law@redhat.com>
3731 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3732 bitmap a sparse bitmap instead of a simple bitmap.
3733 (mark_def_sites_initialize_block): Corresponding changes.
3734 (ssa_mark_def_sites_initialize_block): Likewise.
3735 (ssa_mark_phi_uses): Likewise.
3736 (mark_def_site, ssa_mark_def_sites): Likewise.
3737 (mark_def_site_blocks): Likewise.
3738 (rewrite_ssa_into_ssa): Likewise.
3740 * tree-ssa-dom.c (record_cond): Pass correct variable type
3741 for last argument to htab_find_slot_with_hash.
3743 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3744 effects when optimizing 0 % X. Do not try to optimize X % 0.
3746 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3748 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3751 2005-02-01 Eric Christopher <echristo@redhat.com>
3753 * config/mips/mips.c (override_options): Warn if -mint64
3755 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3758 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3760 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3762 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3763 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3764 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3765 (cached_regno): Initialize to INVALID_REGNUM.
3766 (cse_reg_info_table_size,
3767 cse_reg_info_table_first_uninitialized,
3768 cse_reg_info_timestamp): New.
3769 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3771 (init_cse_reg_info, get_cse_reg_info_1): New.
3772 (get_cse_reg_info): Cache the last look-up.
3773 (new_basic_block): Update the code to clear mappings from
3774 registers to cse_reg_info entries.
3775 (cse_main): Call init_cse_reg_info.
3777 * cse.c (get_cse_reg_info): Update a comment.
3779 2005-01-31 Steven Bosscher <stevenb@suse.de>
3782 * c-decl.c (start_decl): Do not warn about arrays of elements with
3783 an incomplete type here.
3784 (grokdeclarator): Do it here by making a pedwarn an error.
3785 * c-typeck.c (push_init_level): If there were previous errors with
3786 the constructor type, do not warn about braces for initializers.
3787 (process_init_element): Likewise for excess initializer elements.
3789 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3791 * cse.c (delete_trivially_dead_insn): Don't iterate.
3793 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3795 * config/rs6000/rs6000.md (copysignsf3): New expand.
3796 (copysigndf3): Likewise.
3798 2005-01-31 Steven Bosscher <stevenb@suse.de>
3800 * recog.c (constrain_operands): Only look for earlyclobber operand
3801 conflicts if an '&' constraint was seen.
3803 2005-01-31 Marc Espie <espie@openbsd.org>
3805 * config.gcc: Don't include embedded systems fragment, switches default
3806 debugging format to ELF.
3807 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3808 longer pick it up there.
3810 2005-01-31 Dale Johannesen <dalej@apple.com>
3812 * doc/extend.texi (nested functions): Fix linkage description.
3813 Clarify that static is not allowed.
3815 2005-01-31 Dale Johannesen <dalej@apple.com>
3817 * config/rs6000/darwin.md (movsf_low_di): Make work.
3818 (movdf_low_di): Make work.
3820 2005-01-31 Dale Johannesen <dalej@apple.com>
3822 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3823 Make work for 64 bit.
3825 2005-01-31 Roger Sayle <roger@eyesopen.com>
3826 Dale Johannesen <dalej@apple.com>
3829 * fold-const.c (fold_binary_op_with_conditional_arg):
3830 Make types match original operands, before STRIP_NOPS.
3832 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3834 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3835 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3836 (struct gcc_sigcontext): Delete. Merge contents to..
3837 (struct gcc_ucontext): ..here.
3838 (get_sigcontext): Delete.
3839 (get_regs): New function, like get_sigcontext but return regs ptr.
3840 64-bit version finds regs from r1 to support vdso.
3841 (ppc_linux_aux_vector): New function.
3842 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3845 2005-01-31 Ira Rosen <irar@il.ibm.com>
3847 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3849 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3850 redundant fold. Fix misalignment for MINUS_EXPR.
3851 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3852 (vect_analyze_pointer_ref_access): Likewise.
3853 (vect_get_memtag_and_dr): Likewise.
3855 2005-01-31 Richard Henderson <rth@redhat.com>
3857 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3858 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3859 absnegdf2_i387, absnegxf2_i387): Likewise.
3861 2005-01-31 Richard Henderson <rth@redhat.com>
3864 * optabs.c (expand_copysign_absneg): New.
3865 (expand_copysign_bit): Split out from ...
3866 (expand_copysign): ... here. Use expand_copysign_absneg.
3868 2005-01-30 Roger Sayle <roger@eyesopen.com>
3871 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3872 constant as the second operand and a register as the third.
3874 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3877 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3878 that dllimport'd functions do not use all call-clobbered registers
3881 2005-01-30 Richard Henderson <rth@redhat.com>
3884 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3885 expand_abs_nojump and generalize. Use operand_subword and
3886 emit_no_conflict_block. Support large modes.
3887 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3889 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3890 negation to subtraction.
3891 (expand_copysign): Check that the format has signed zeros.
3892 Use operand_subword and emit_no_conflict_block. Support large modes.
3894 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3896 Fix PR tree-optimization/19624
3898 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3899 * tree-ssa-pre.c: Add cfgloop.h.
3901 (pre_stats): New member, constified.
3902 (inserted_exprs): New static variable.
3903 (NECESSARY): New macro.
3904 (create_expression_by_pieces): Fold the expression, and
3905 mark it as defaulting to not necessary. Also put in
3907 (fully_constant_expression): New function.
3908 (insert_into_preds_of_block): Modify to not insert phis when we
3909 are playing with induction variables.
3910 Push phis onto the inserted_exprs vector, and mark them as not
3911 necessary by default.
3912 (insert_aux): Call fully_constant_expression on eprime.
3913 If all edges produce the same value, mark it constant.
3914 (mark_operand_necessary): New function.
3915 (remove_dead_inserted_code): New function.
3916 (init_pre): Init loop optimizer to get loop info.
3917 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3918 (execute_pre): Commit edge inserts, then remove dead code.
3920 2005-01-30 Richard Henderson <rth@redhat.com>
3922 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3923 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3925 2005-01-30 Richard Henderson <rth@redhat.com>
3928 * config/i386/i386.c (ix86_expand_copysign): New.
3929 (ix86_split_copysign_const): New.
3930 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3931 rearrange op1/nmask operands.
3932 * config/i386/i386-protos.h: Update.
3933 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3934 (copysigndf3): Likewise.
3935 (copysignsf3_const, copysigndf3_const): New.
3936 (copysignsf3_var): Rename from copysignsf3, split out splitter
3937 and fix split predicate for X constraint.
3938 (copysigndf3_var): Similarly.
3940 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3942 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3943 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3944 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3946 2005-01-29 Richard Henderson <rth@redhat.com>
3949 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3950 of # and * in constraints.
3952 2005-01-29 Richard Henderson <rth@redhat.com>
3955 * expr.c (store_field): Don't strip sub-mode cast when the input
3956 data is even smaller.
3958 2005-01-29 Richard Henderson <rth@redhat.com>
3961 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3964 2005-01-29 Richard Henderson <rth@redhat.com>
3966 * combine.c (make_field_assignment): Fix argument order
3969 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3971 PR tree-optimization/15791
3972 * fold-const.c (extract_array_ref): New function.
3973 (fold): Fold comparisons between &a[i] and &a[j] or
3974 semantically equivalent trees.
3976 2005-01-29 Jeff Law <law@redhat.com>
3978 * gcse.c (insert_expr_in_table): Revamp handling of available
3979 and anticipatable occurrence lists to avoid unnecessary list
3981 (insert_set_in_table): Similarly.
3983 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3985 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3987 (c_build_qualified_type): Build qualified array types with
3988 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3989 * c-decl.c (c_make_fname_decl): Build unqualified array type
3990 before qualified type.
3991 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3992 type is qualified, not just if type itself is. Don't apply
3993 qualifiers to array type when declarator is processed. Apply
3994 qualifiers to field type whether or not it is an array type.
3995 Don't handle array types specially for applying qualifiers to
3997 * c-typeck.c (composite_type): Build unqualified element type and
3998 array type when forming composite of array types.
3999 (common_pointer_type, comptypes, comp_target_types,
4000 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4001 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4003 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4004 (args2) in variables a1 and a2.
4006 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4008 * cse.c (n_elements_made, max_elements_made): Remove.
4009 (insert): Don't touch n_elements_made.
4010 (cse_main): Don't touch n_elements_made or max_elements_made.
4012 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4015 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4016 configuration part of dp-bit.c to be lost.
4018 2005-01-28 Roger Sayle <roger@eyesopen.com>
4020 * expmed.c (expand_mult_highpart_optab): When attempting to use
4021 a non-widening multiplication in a wider mode, the operands need
4022 to be converted (zero or sign extended) to that mode.
4024 2005-01-28 Ian Lance Taylor <ian@airs.com>
4028 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4029 through if both operands fall through.
4031 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4033 * cse.c (fold_rtx) <PC>: Don't optimize.
4035 2005-01-28 Jeff Law <law@redhat.com>
4037 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4038 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4040 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4042 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4043 cse_reg_info_used_list_end): Remove.
4044 (cse_reg_info_list, cse_reg_info_list_free): New.
4045 (get_cse_reg_info): When allocating an instance of
4046 cse_reg_info, add it to the beginning of the cse_reg_info_list
4047 list. Remove code to maintain cse_reg_info_used_list.
4048 (new_basic_block): Reset the free list to the beginning of
4051 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4053 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4054 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4055 (frv_expand_mdpackh_builtin): New function.
4056 (frv_expand_builtin): Use it to expand __MDPACKH.
4057 * doc/extend.texi (__MDPACKH): Update documentation.
4059 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4061 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4062 SSE_FLOAT_MODE_P for use_sse computation.
4064 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4067 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4069 2005-01-27 Richard Henderson <rth@redhat.com>
4071 * builtins.c (expand_builtin_copysign): New.
4072 (expand_builtin): Call it.
4073 * genopinit.c (optabs): Add copysign_optab.
4074 * optabs.c (init_optabs): Initialize it.
4075 (expand_copysign): New.
4076 * optabs.h (OTI_copysign, copysign_optab): New.
4077 (expand_copysign): Declare.
4079 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4080 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4082 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4083 (ix86_expand_fp_absneg_operator): ... here.
4084 (ix86_split_copysign): New.
4085 * config/i386/i386-protos.h: Update.
4086 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4087 (copysignsf3, copysigndf3): New.
4089 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4090 (copysignsf3, ncopysignsf3): New.
4091 (copysigndf3, ncopysigndf3): New.
4092 (copysignxf3, ncopysignxf3): New.
4093 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4095 2005-01-27 Arend Bayer <arend.bayer@web.de>
4096 Kazu Hirata <kazu@cs.umass.edu>
4098 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4099 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4100 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4103 2005-01-27 Jeff Law <law@redhat.com>
4105 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4106 definitions of SSA_NAMEs which are not being rewritten.
4107 (rewrite_ssa_into_ssa): Only initialize the current definition
4108 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4109 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4110 SSA_NAMEs before returning.
4112 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4114 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4115 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4116 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4117 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4118 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4120 2005-01-27 Steven Bosscher <stevenb@suse.de>
4123 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4124 higher to -O2 and higher. Likewise for tree PRE.
4125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4128 2005-01-27 Ian Lance Taylor <ian@airs.com>
4131 * gimple-low.c (try_catch_may_fallthru): New static function.
4132 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4133 * tree-inline.c (expand_call_inline): Don't warn about reaching
4134 the end of a non-void function being inlined if the function uses
4137 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4139 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4142 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4143 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4144 (implicitly_declare): Handle error_mark_node.
4146 2005-01-27 Richard Henderson <rth@redhat.com>
4149 * tree.h (struct tree_decl): Add debug_expr_is_from.
4150 (DECL_DEBUG_EXPR_IS_FROM): New.
4151 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4152 * dwarf2out.c (dwarf2out_var_location): Update to match.
4153 * tree-outof-ssa.c (create_temp): Likewise.
4154 * var-tracking.c (track_expr_p): Likewise.
4155 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4156 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4157 * toplev.c (default_tree_printer): Likewise.
4159 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4161 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4162 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4164 2005-01-27 Steven Bosscher <stevenb@suse.de>
4166 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4167 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4168 ASM_CLOBBERS): Add tree checks.
4170 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4171 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4172 * c-common.def (SWITCH_STMT): Update to match.
4173 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4174 macros instead of SWITCH_EXPR ones.
4175 * c-dump.c (c_dump_tree): Likewise.
4176 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4177 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4179 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4181 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4183 * unwind-dw2.c (execute_stack_op): Add missing cases for
4184 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4186 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4188 * config.gcc (Obsolete configurations): Remove 'dummy', add
4189 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4192 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4194 PR tree-optimization/19633
4195 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4197 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4198 are no call-clobbered variables.
4199 * tree-outof-ssa.c (check_replaceable): Return false for calls
4202 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4204 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4205 even for variables with NULL DECL_INITIAL.
4207 2005-01-26 Stuart Hastings <stuart@apple.com>
4209 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4211 2005-01-26 Richard Henderson <rth@redhat.com>
4214 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4216 * expr.c (store_field): Strip conversions to odd-bit-sized types
4217 if the destination field width matches.
4219 2005-01-26 Richard Henderson <rth@redhat.com>
4221 * c-decl.c, expmed.c, expr.c: Revert last change.
4223 2005-01-26 Richard Henderson <rth@redhat.com>
4226 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4228 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4229 if we don't need the bits above those present in the current mode.
4230 * expr.c (store_field): Strip conversions to odd-bit-sized types
4231 if the destination field width matches.
4233 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4235 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4236 either -ffast-math or -funsafe-math-optimizations is in use.
4238 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4242 * config/avr/avr.c (notice_update_cc): Only set condition code for
4243 ashrqi3 if shift count > 0.
4244 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4245 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4246 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4247 count <= 0 as a no-op, and shift count >= width by copying zero
4248 or sign bit to all bits of the result.
4249 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4250 count, with attribute "length" set to 0 and "cc" set to "none".
4252 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4254 * doc/invoke.texi: Document -mTLS.
4256 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4257 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4258 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4259 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4260 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4261 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4262 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4263 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4265 * configure.ac: Check for a TLS capable gas.
4267 * configure: Regenerate.
4269 2005-01-26 Richard Henderson <rth@redhat.com>
4272 * combine.c (make_field_assignment): Simplify store to zero_extract
4273 from a source with an overlapping mask.
4275 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4277 2004-11-11 Eric Christopher <echristo@redhat.com>
4279 * config/frv/frv.md: Add fr400_integer automaton. Don't
4280 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4283 2005-01-26 Steven Bosscher <stevenb@suse.de>
4286 * cfgbuild.c (make_edges): Do not clear or set
4287 current_function_has_computed_jump.
4288 * function.h (struct function): Remove the has_computed_jump field.
4289 (current_function_has_computed_jump): Do not define.
4290 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4291 in a computed jump. Ignore current_function_has_computed_jump.
4293 2005-01-26 Richard Henderson <rth@redhat.com>
4296 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4297 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4299 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4300 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4301 objects into static storage if they have more than one non-zero value.
4302 * tree.h (categorize_ctor_elements): Update decl.
4304 2005-01-26 Steven Bosscher <stevenb@suse.de>
4307 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4308 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4309 to this function from 2004-07-10.
4310 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4311 the current function for tail call optimizations if the address
4312 of one of it its arguments is taken.
4314 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4316 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4318 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4320 * function.c (expand_function_end): If current_function_calls_alloca,
4321 emit stack restore in a place that is reached when the function falls
4324 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4326 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4327 rule to avoid matching inappropriate suffix rule.
4329 2005-01-26 Jan Hubicka <jh@suse.cz>
4331 PR tree-optimization/19241
4332 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4334 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4336 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4337 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4339 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4340 <sim*>: Always use crt1.o, regardless of N in simN.
4341 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4342 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4343 (CRT_CALL_STATIC_FUNCTION): Remove.
4344 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4345 use crt1.o, regardless of N in simN.
4346 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4347 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4348 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4349 case isystem setting.
4350 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4352 2005-01-25 Ian Lance Taylor <ian@airs.com>
4354 * gimple-low.c (block_may_fallthru): Correct handling of
4355 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4357 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4359 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4360 handlers to match indentation; nested under the mtune=* handler.
4361 Similar for mcpu= and march=.
4363 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4365 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4366 * config/mips/linux64.h (LIB_SPEC): Likewise.
4367 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4368 * config/sh/linux.h (LIB_SPEC): Likewise.
4370 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4372 * config/frv/frv.c (frv_legitimize_tls_address): New.
4373 (TARGET_HAVE_TLS): Define.
4374 (FRV_SYMBOL_REF_TLS_P): Define.
4375 (frv_override_options): Handle new register classes.
4376 (frv_legitimate_address_p): Reject tls addresses.
4377 (frv_legitimize_address): Handle TLS addresses.
4378 (gen_inlined_tls_plt): New.
4380 (frv_legitimize_tls_address): New.
4381 (unspec_got_name): Add TLS entries.
4382 (got12_operand): Add R_FRV_TLSMOFF12 case.
4383 (frv_emit_move): Fixup TLS addresses.
4384 (frv_emit_movsi): Legitimize TLS addresses.
4386 * config/frv/frv.h (MASK_BIG_TLS): New.
4387 (TARGET_BIG_TLS): New.
4388 (HAVE_AS_TLS): Define.
4389 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4390 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4391 (REG_CLASS_NAMES): Same.
4392 (REG_CLASS_CONTENTS): Same.
4393 (CONSTRAINT_LEN): New.
4394 (REG_CLASS_FROM_CONSTRAINT): New.
4395 (PREDICATE_CODES): Add symbolic_operand.
4397 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4398 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4399 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4400 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4401 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4402 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4403 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4404 GR9_REG, GR14_REG, LRREG.
4405 (type): Add load_or_call attribute.
4406 ("load_or_call"): New reservation.
4407 ("call_gettlsoff"): New.
4408 ("tls_indirect_call"): New.
4409 ("tls_load_gottlsoff12"): New.
4410 ("tlsoff_hilo"): New.
4411 ("tls_tlsdesc_ldd"): New.
4412 ("tls_tlsoff_ld"): New.
4415 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4417 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4419 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4420 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4421 * config/frv/frv.c (TLS_BIAS): Define.
4422 (frv_output_dwarf_dtprel): New.
4424 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4426 PR rtl-optimization/19579
4427 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4428 both A and B, see if they don't clobber registers the other expr uses.
4430 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4432 * real.c (do_add): Initialize signalling and canonical members.
4434 * real.c (real_from_integer): Zero out destination.
4436 2005-01-18 Jan Hubicka <jh@suse.cz>
4438 PR tree-optimize/19337
4439 * tree-inline.c (initialize_inlined_parameters): Copy
4440 saved_static_chain_decl only.
4442 2005-01-25 Richard Henderson <rth@redhat.com>
4446 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4447 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4448 80387 enabled, to return a proper subclass. Return the subset that
4449 overlaps with GENERAL_REGS for PLUS.
4450 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4452 2005-01-25 Richard Henderson <rth@redhat.com>
4455 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4457 2005-01-25 Roger Sayle <roger@eyesopen.com>
4459 * expmed.c (choose_multiplier): Change interface to return the
4460 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4461 (expand_divmod): Update calls to choose_multiplier.
4463 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4466 * expmed.c (extract_bit_field): Use adjust_address instead of
4467 gen_lowpart when op0 is a MEM.
4469 2005-01-24 Steven Bosscher <stevenb@suse.de>
4471 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4473 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4475 * config/mips/irix-csr.c: New file.
4476 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4477 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4478 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4481 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4484 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4485 sparc/elf.h, add sparc/sp-elf.h.
4486 (sparc-*-rtems*): Likewise.
4487 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4488 tm-dwarf2.h, add sparc/sp-elf.h.
4489 (sparc86x-*-elf): Likewise.
4490 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4491 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4492 TARGET_OS_CPP_BUILTINS.
4493 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4494 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4496 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4497 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4498 (SWITCH_TAKES_ARG): Likewise.
4499 (LOCAL_LABEL_PREFIX): Likewise.
4500 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4501 (TARGET_N_FORMAT_TYPES): Delete.
4502 (TARGET_FORMAT_TYPES): Likewise.
4503 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4504 * config/sparc/elf.h: Delete.
4505 * config/sparc/sp-elf.h: New file.
4507 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4509 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4510 * tree-flow.h: Remove the corresponding prototype.
4511 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4512 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4514 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4517 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4518 for AIX ABI or ELF -fPIC.
4519 (rs6000_emit_load_toc_table): Don't create toc_section here.
4520 (rs6000_xcoff_file_start): Nor here.
4522 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4524 * sh.c (ra.h): Don't #include.
4525 (hard_regs_intersect_p): New function, resurrected from ra.c.
4527 * sh.c: Fix 1996 Copyright.
4529 2005-01-24 Richard Henderson <rth@redhat.com>
4530 Aldy Hernandez <aldyh@redhat.com>
4532 * regrename.c (note_sets): Handle subregs.
4534 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4537 * genconditions.c (write_header, write_conditions): Elide file if
4540 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4542 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4543 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4546 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4548 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4549 expand_builtin_printf, expand_builtin_fprintf,
4550 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4551 checking against POINTER_TYPE.
4552 (validate_arglist): Handle POINTER_TYPE code by checking
4555 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4557 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4559 (for_each_rtx): Call for_each_rtx_1.
4560 * rtl.h (init_rtlanal): Declare.
4561 * toplev.c (backend_init): Call init_rtlanal.
4563 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4565 * flow.c (propagate_one_insn): Formatting.
4568 * flow.c (libcall_dead_p): Be more conservative if unsure.
4569 If there are any instructions between insn and call, see if they are
4570 all dead before saying the libcall is dead.
4572 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4574 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4575 operand constraint for operand 0.
4577 2005-01-23 Richard Henderson <rth@redhat.com>
4580 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4581 edges leading to join block.
4583 2005-01-23 Roger Sayle <roger@eyesopen.com>
4585 * expmed.c (expand_mult_highpart): Make static. Change type of
4586 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4587 (expand_divmod): Updates calls to expand_mult_highpart by using
4588 gen_int_mode to pass a CONST_INT rtx.
4589 * rtl.h (expand_mult_highpart): Remove prototype.
4591 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4593 * flow.c (regset_bytes, regset_size): Remove.
4595 * cfganal.c: Fix a reference to Harvey's paper.
4597 2005-01-23 Steven Bosscher <stevenb@suse.de>
4599 PR rtl-optimization/19464
4600 * tree-optimize.c (init_tree_optimization_passes): Add one more
4601 copyrename pass just before out-of-ssa.
4603 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4606 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4607 * ggc-none.c (ggc_free): Define.
4609 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4611 * cse.c (max_reg, max_insn_uid): Remove.
4612 (cse_main): Don't access max_reg or max_insn_uid.
4614 * c-common.c (explicit_flag_signed_bitfields,
4615 lang_statement_code_p, lang_expand_function_end): Remove.
4616 * c-common.h: Remove the corresponding declarations.
4617 * c-opts.c (c_common_handle_option): Remove all write access
4618 to explicit_flag_signed_bitfields.
4620 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4621 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4622 * cgraph.h: Remove the corresponding declaration.
4624 * gcse.c (null_pointer_info): Remove.
4626 2005-01-23 Roger Sayle <roger@eyesopen.com>
4627 Eric Botcazou <ebotcazou@libertysurf.fr>
4629 * combine.c (simplify_logical): Only simplify logical expressions
4630 of the form ior(and(x,y),z) by the inverse distributive law if the
4631 result is cheaper than the original.
4633 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4635 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4636 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4637 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4638 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4639 config/freebsd-spec.h, config/arm/arm.h,
4640 config/h8300/h8300.md, config/i386/i386.md,
4641 config/i386/predicates.md, config/i386/sse.md,
4642 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4643 config/vax/vax.md: Fix comment typos. Follow spelling
4646 2005-01-23 Steven Bosscher <stevenb@suse.de>
4648 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4649 tests, instead of `less than'.
4651 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4653 * function.c (assign_parm_setup_block): When creating a new stack slot
4654 for a parameter, get its alignment from the parameter's DECL_ALIGN
4655 rather than the type's TYPE_ALIGN. Make sure that the parameter
4656 is at least word aligned.
4658 2005-01-22 Roger Sayle <roger@eyesopen.com>
4661 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4663 2005-01-22 Richard Henderson <rth@redhat.com>
4666 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4667 in both compare operands.
4668 (movdfcc_1_sse_max): Likewise.
4669 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4670 (movdfcc_1_sse): Likewise.
4671 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4672 scratch register as needed.
4674 2005-01-22 Richard Henderson <rth@redhat.com>
4676 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4678 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4680 2005-01-22 Richard Henderson <rth@redhat.com>
4682 * genopinit.c (optabs): Use smin/smax for floating point too.
4683 * doc/md.texi: Update to match. Clarify that floating point
4684 results are undefined for +0/-0 and NaN.
4685 * doc/rtl.texi: Likewise.
4686 * rtl.def (SMIN, SMAX): Likewise
4687 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4689 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4690 leading 's' to the name.
4691 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4692 smaxxf3, sminxf3): Likewise.
4693 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4696 2005-01-22 Paul Brook <paul@codesourcery.com>
4698 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4700 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4702 * config/s390/s390.c (struct processor_costs): New fields
4703 dlgr, dlr, dr, dsgfr, dsgr.
4704 (z900_cost, z990_cost): Values for new fields.
4705 (s390_rtx_costs): New cases MEM und COMPARE in switch
4706 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4707 DIV, MOD, UDIV, UMOD.
4709 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4711 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4712 into the register being decremented.
4713 ("doloop_si31", "doloop_di"): Likewise.
4714 ("*doloop_si_long"): Adapt pattern.
4716 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4718 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4720 (CLASS_MAX_NREGS): Likewise.
4722 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4724 * doc/tree-ssa.texi (Statement Operands): Add example for new
4725 must-def macro. Note deprecation of old operands interface.
4727 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4729 PR tree-optimization/19484
4730 * tree-cfg.c (remove_fallthru_edge): New function.
4731 (cleanup_control_flow): Remove fallthru edges from calls that are
4732 now known not to return.
4734 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4736 Fix PR tree-optimization/19038
4737 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4738 copies with loop variant ones.
4740 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4742 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4743 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4744 config/alpha/alpha.md, config/alpha/predicates.md,
4745 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4746 config/sparc/sol2.h: Update copyright.
4748 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4749 first label to see if it is a nonlocal label.
4751 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4752 Andrew Pinski <pinskia@physics.uc.edu>
4755 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4756 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4758 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4760 * config/rs6000/rtems.h: Update copyright.
4762 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4765 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4766 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4767 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4769 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4772 * c-typeck.c (convert_arguments): Check for error_mark_node.
4774 2005-01-21 Ian Lance Taylor <ian@airs.com>
4776 PR tree-optimization/13000
4777 * tree-inline.c: Include "tree-flow.h".
4778 (expand_call_inline): If warn_return_type, warn if non-void inline
4779 function falls through.
4780 * tree-cfg.c (execute_warn_function_return): Don't warn about
4781 control reaching end if TREE_NO_WARNING is set. Set
4783 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4785 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4786 branch if we don't need one.
4787 * c-typeck.c: Include "tree-flow.h"
4788 (c_finish_bc_stmt): Don't add a goto if the current statement
4789 list doesn't fall through to the current point.
4791 2005-01-21 Roger Sayle <roger@eyesopen.com>
4793 PR rtl-optimization/576
4794 * real.c (real_arithmetic): Change return type from void to bool
4795 to return an indication that the result may be inexact.
4796 * real.h (real_arithmeric): Update prototype.
4797 * fold-const.c (const_binop): Don't constant fold floating
4798 point expressions when the user specifies -frounding-math and
4799 the result may depend upon the run-time rounding mode.
4800 (fold_convert_const_real_from_real): Clean-up.
4801 (fold_initializer): Ignore flag_rounding_math for initializers.
4802 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4803 constant fold FP operations with flag_rounding_math if the
4804 result may depend upon the run-time rounding mode.
4806 2005-01-21 Tom Tromey <tromey@redhat.com>
4808 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4810 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4812 * tree-cfg.c: Fix comment typos.
4814 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4816 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4817 around the call to rest_of_handle_branch_target_load_optimize.
4819 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4821 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4822 (sparc64-*-openbsd*): Likewise.
4823 (sparclite-*-elf*): Include tm-dwarf2.h.
4824 (sparc86x-*-elf*): Likewise.
4825 (sparc64-*-elf*): Likewise.
4826 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4827 (DBX_DEBUGGING_INFO): Likewise.
4828 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4829 (PREFERRED_DEBUGGING_TYPE): Likewise.
4830 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4831 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4832 (PREFERRED_DEBUGGING_TYPE): Likewise.
4833 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4834 (PREFERRED_DEBUGGING_TYPE): Likewise.
4835 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4837 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4840 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4842 2005-01-20 Paul Brook <paul@codesourcery.com>
4844 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4846 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4848 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4849 label is first in a sequence of labels.
4851 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4853 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4854 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4856 * doc/sourcebuild.texi (Test Directives): New.
4858 2005-01-20 Roger Sayle <roger@eyesopen.com>
4860 * real.c (real_floor): Don't leave the result uninitialized when
4861 mode is VOIDMode, but return the unrounded intermediate value.
4862 (real_ceil): Likewise.
4864 2005-01-20 Paul Brook <paul@codesourcery.com>
4866 * config/arm/arm.md (insv): Use gen_int_mode.
4868 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4870 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4871 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4872 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4873 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4874 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4876 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4879 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4880 fbreg, so we have to assume we can't.
4881 (loc_descriptor_from_tree_1): Ditto.
4882 (containing_function_has_frame_base): New function.
4883 (add_location_or_const_value_attribute): Use it.
4884 Also try to generate a frame_base from a single element location
4887 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4889 PR tree-optimization/15349
4890 * timevar.def (TV_TREE_MERGE_PHI): New.
4891 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4893 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4894 calls to tree_forwarder_block_p.
4895 (remove_forwarder_block_with_phi, merge_phi_nodes,
4896 gate_merge_phi, pass_merge_phi): New.
4897 * tree-optimize.c (init_tree_optimization_passes): Add
4899 * tree-pass.h: Add an extern for pass_merge_phi;
4901 2005-01-20 Richard Henderson <rth@redhat.com>
4904 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4905 (_mm_castps_pd, _mm_castps_si128): New.
4906 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4908 2005-01-20 Richard Henderson <rth@redhat.com>
4911 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4912 __builtin_ia32_vec_init_v2si.
4913 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4914 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4915 (ix86_init_mmx_sse_builtins): Create it.
4916 (ix86_expand_builtin): Expand it.
4917 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4918 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4919 (vec_extractv2si_0, vec_extractv2si_1): New.
4921 2005-01-20 Richard Henderson <rth@redhat.com>
4924 * config/i386/i386.c (ix86_expand_push): New.
4925 * config/i386/mmx.md (push<MMXMODE>1): New.
4926 * config/i386/sse.md (push<SSEMODE>1): New.
4927 * config/i386/i386-protos.h: Update.
4929 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4931 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4934 2005-01-20 Richard Henderson <rth@redhat.com>
4936 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4937 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4939 2005-01-19 Richard Henderson <rth@redhat.com>
4942 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4943 to V4SFmode in SSE1 fallback load path.
4945 2005-01-19 Richard Henderson <rth@redhat.com>
4947 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4948 in QImode expansion to ix86_expand_vector_set.
4949 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4951 2005-01-19 Richard Henderson <rth@redhat.com>
4954 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4955 subclass of the input class.
4956 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4957 Always true for cross-SSE1 classes. Rationalize conditionals.
4958 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4959 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4960 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4961 (movdi_2): Add MMX/SSE zeros.
4962 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4963 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4964 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4965 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4966 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4967 (zero_extendsidi2_rex64_1): Remove.
4968 (MOV0 peephole): Check GENERAL_REG_P.
4970 2005-01-19 Richard Henderson <rth@redhat.com>
4973 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4975 (ix86_expand_vector_extract): Likewise.
4977 2005-01-19 Richard Henderson <rth@redhat.com>
4980 * expr.c (emit_move_change_mode): New argument force; use
4981 simplify_gen_subreg if true.
4982 (emit_move_via_alt_mode): Merge into ...
4983 (emit_move_via_integer): ... here.
4984 (emit_move_ccmode): Use emit_move_change_mode directly.
4986 2005-01-19 Richard Henderson <rth@redhat.com>
4989 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4990 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4991 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4993 (alpha_emit_set_const): Likewise. Make static.
4994 (alpha_emit_set_long_const): Make static.
4995 (alpha_extract_integer): Split out from alpha_expand_mov.
4996 (alpha_split_const_mov): Likewise.
4997 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4998 (alpha_legitimate_constant_p): New.
4999 * config/alpha/alpha-protos.h: Update.
5000 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5001 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5002 * config/alpha/alpha.md (movsi): Add n alternative.
5003 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5004 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5005 (splitters for all of the above): Use alpha_split_const_mov.
5006 * config/alpha/predicates.md (non_add_const_operand): New.
5007 (non_zero_const_operand): New.
5008 (input_operand): Use alpha_legitimate_constant_p after reload.
5010 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5012 PR tree-optimization/19038
5013 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5014 (add_candidate): Add ivs with increment in latch only if
5015 allow_ip_end_pos_p is true.
5016 (determine_iv_cost): Use empty_block_p.
5018 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5020 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5021 (compute_dominance_frontiers): Ditto.
5023 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5026 * config/sh/t-rtems: New.
5027 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5029 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5031 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5032 the offset of the selected field.
5034 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5036 * tree-cfg.c (remove_forwarder_block): Fix the check to
5037 prevent a nonlocal label from appearing in the middle of a
5040 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5042 PR rtl-optimization/19462
5043 * reorg.c (find_end_label): Create return insn only if
5044 current_function_epilogue_delay_list is empty.
5046 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5048 * doc/passes.texi: Remove paragraph mentioning new-ra.
5050 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5052 PR rtl-optimization/15139
5053 * combine.c: Include params.h.
5054 (count_rtxs): New function.
5055 (record_value_for_reg): If replace_rtx would replace at least
5056 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5057 (clobber (const_int 0)) instead of TEM.
5058 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5059 * params.h (MAX_LAST_VALUE_RTL): New.
5060 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5061 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5064 * c-typeck.c (digest_init): Only call build_vector if all constructor
5065 elements are *_CST nodes.
5066 * gimplify.c (gimplify_init_constructor): Likewise.
5069 * c-typeck.c (digest_init): Only call build_vector if inside_init
5072 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5074 * toplev.c (init_asm_output): Remove dead #ifdef.
5076 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5078 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5080 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5082 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5083 accessing DECL_FUNCTION_CODE.
5084 * dojump.c (do_jump): Likewise.
5085 * gimplify.c (gimplify_call_expr): Likewise.
5086 * predict.c (expr_expected_value): Likewise.
5087 (strip_builtin_expect): Likewise.
5088 * tree-inline.c (estimate_num_insns_1): Likewise.
5089 * tree-ssa-loop-im.c (stmt_cost): Likewise
5090 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5091 (tree_expr_nonnegative_p): Likewise.
5093 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5095 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5096 variant of the load_pcrel_sym pattern.
5097 * config/sparc/sparc.md (P macro): Move to the top.
5098 (load_pcrel_sym): Macroize using P.
5099 (save_register_window): Likewise.
5101 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5103 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5106 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5109 * c-typeck.c (build_asm_expr): Strip nops off
5110 input memory operands.
5112 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5114 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5115 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5116 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5117 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5119 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5122 * config/i386/i386.c (override_options): If the 80387 is disabled,
5123 then do not return FP values using FP registers.
5125 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5127 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5128 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5129 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5130 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5131 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5132 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5133 output.h, postreload-gcse.c, postreload.c, recog.c,
5134 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5135 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5136 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5137 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5138 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5139 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5140 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5141 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5143 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5144 config/alpha/alpha.c, config/arm/vfp.md,
5145 config/i386/emmintrin.h, config/i386/i386-modes.def,
5146 config/i386/i386-protos.h, config/i386/i386.h,
5147 config/i386/pmmintrin.h, config/i386/ppro.md,
5148 config/i386/predicates.md, config/i386/xmmintrin.h,
5149 config/i860/i860.c, config/ia64/ia64-modes.def,
5150 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5151 config/ia64/ia64.md, config/ia64/itanium1.md,
5152 config/ia64/itanium2.md, config/ia64/predicates.md,
5153 config/iq2000/iq2000.h, config/mips/linux64.h,
5154 config/rs6000/aix41.h, config/rs6000/aix43.h,
5155 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5156 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5157 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5158 config/sparc/linux64.h, config/sparc/litecoff.h,
5159 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5160 config/sparc/sparc.h, config/sparc/sparc.md,
5161 config/sparc/sysv4-only.h: Update copyright.
5163 2005-01-18 Richard Henderson <rth@redhat.com>
5166 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5168 2005-01-18 Marc Espie <espie@openbsd.org>
5169 * config/i386/openbsdelf.h: Typo.
5171 2005-01-18 Richard Henderson <rth@redhat.com>
5173 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5174 special case for sse.
5175 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5177 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5179 * tree-inline.c (estimate_num_insns_1): Added cases for
5180 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5182 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5184 PR rtl-optimization/19296
5185 * combine.c (simplify_comparison): Rewrite the condition under
5186 which a non-paradoxical SUBREG of a PLUS can be lifted when
5187 compared against a constant.
5189 2005-01-18 Andi Kleen <ak@muc.de>
5191 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5192 * c.opt (-Wpointer-sign): Add.
5193 * doc/invoke.texi: (-Wpointer-sign): Add.
5195 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5197 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5198 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5199 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5200 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5201 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5202 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5203 for TARGET_MIX_SSE_I387.
5204 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5205 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5206 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5207 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5208 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5209 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5210 TARGET_MIX_SSE_I387.
5211 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5214 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5217 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5218 Add movaps alternative for xmm reg->reg move.
5220 2005-01-17 Jeff Law <law@redhat.com>
5222 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5223 at the end of the main DOM loop rather than just before DOM exits.
5225 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5227 PR tree-optimization/19121
5228 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5229 adding aliases to a name tag, also add them to the pointer's
5231 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5232 sensitive alias info at all. Only check that the two pointers
5233 have compatible pointed-to sets.
5234 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5235 a pointer's type tag is a superset of the alias set of the
5238 2005-01-17 James E Wilson <wilson@specifixinc.com>
5241 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5242 comment to document why.
5244 2005-01-17 Richard Henderson <rth@redhat.com>
5246 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5247 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5248 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5249 sse2_vmsminv2df3_finite): New.
5250 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5251 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5252 Force op1 into register.
5254 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5256 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5257 bubblestrap from always rebuilding build directory.
5259 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5261 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5262 ("*cmpmem_short"): Likewise.
5264 2005-01-17 Steven Bosscher <stevenb@suse.de>
5266 * basic-block.h: Document BB_* flags.
5267 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5268 use an sbitmap instead.
5269 * sched-rgn.c (compute_trg_info): Likewise.
5271 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5273 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5274 redundant target_cpu_default and extra_parts lines. Use the default
5276 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5277 (SUBTARGET_EXTRA_SPECS): Delete.
5278 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5279 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5280 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5281 and "n32" for -mabi=n32.
5283 2005-01-17 Ian Lance Taylor <ian@airs.com>
5286 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5287 fold constant variables into initial values.
5289 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5291 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5293 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5294 through the statements backward.
5296 2005-01-17 Ian Lance Taylor <ian@airs.com>
5298 PR middle-end/13127:
5299 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5300 a variable set to the return value of the inlined function.
5302 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5304 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5305 when modes are tieable.
5307 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5309 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5310 of pthread_create to find out if threads are enabled.
5311 * gthr-posix95.h (__gthread_active_p): Likewise.
5313 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5315 * common.opt (-fnew-ra): Remove.
5317 * toplev.h (flag_new_regalloc): Remove.
5318 * Makefile.in (ra*.*): Don't mention.
5319 * passes.c (rest_of_handle_new_regalloc): Remove.
5320 (rest_of_handle_combine, rest_of_compilation): Always consider
5321 flag_new_regalloc as false.
5322 * doc/invoke.texi: Don't document -fnew-ra.
5324 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5326 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5327 last parameter to reg_scan.
5328 * loop.c (loop_optimize): Likewise.
5329 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5330 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5331 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5332 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5333 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5334 * regclass.c (reg_scan): Likewise, for the declaration.
5335 * rtl.h (reg_scan): Likewise, for the prototype.
5337 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5339 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5340 mark_dfs_back_edges.
5342 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5344 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5345 (compute_avail): Uses don't go in tmp_gen.
5347 2005-01-16 Steven Bosscher <stevenb@suse.de>
5349 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5350 loop to look for a free slot in a page entry.
5352 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5355 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5356 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5357 just before targetm.asm_out.file_end.
5358 * tree.h (process_pending_assemble_output_defs): Declare.
5359 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5361 (assemble_alias): Defer generation of assembly code for defines when
5362 TARGET_DEFERRED_OUTPUT_DEFS is true.
5363 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5364 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5365 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5367 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5370 * pa.c (pa_scalar_mode_supported_p): New function.
5371 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5372 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5374 * pa-protos.h (prefetch_operand): Delete.
5375 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5376 * pa.c (prefetch_operand): Delete.
5377 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5378 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5379 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5380 and prefetch_nocc_operand.
5381 * pa.md (prefetch): Rework to avoid reload problems handling short
5382 displacements when a cache control completer needs to be provided.
5383 (prefetch_32, prefetch_64): Delete.
5384 (prefetch_cc, prefetch_nocc): New patterns.
5386 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5388 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5390 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5393 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5394 exceeds maximum alignment for global common data.
5395 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5396 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5398 2004-01-15 Roger Sayle <roger@eyesopen.com>
5400 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5402 2004-01-15 Roger Sayle <roger@eyesopen.com>
5404 * harg-reg-set.h (reg_class_names): Prototype global array.
5405 * regclass.c (reg_class_names): Declare here and initialize to
5407 (dump_regclass): Remove local declaration of reg_class_names.
5408 (regclass): Likewise.
5409 * cfg.c (dump_flow_info): Likewise.
5410 * ra-debug.c (reg_class_names): Likewise.
5411 * regrename.c (reg_class_names): Likewise.
5412 * reload.c (reg_class_names): Likewise.
5413 * reload1.c (spill_failure): Likewise.
5414 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5416 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5418 * config/s390/s390.md ("reload_outti"): Remove predicate for
5419 output operand. Abort if operand is not a MEM.
5420 ("reload_outdi", "reload_outdf"): Likewise.
5422 2005-01-15 Marc Espie <espie@openbsd.org>
5424 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5425 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5426 * config/openbsd.h: Fix C++ includes for native configurations.
5427 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5428 Add trampoline support.
5429 * config/i386/openbsdelf.h: New.
5431 2005-01-15 Marc Espie <espie@openbsd.org>
5433 * collect2.c (main): Explicitly parse -dynamic-linker option.
5435 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5437 PR tree-optimization/19060
5438 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5439 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5440 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5441 and handle extract_range_from_cond returning false.
5442 * fold-const.c (fold): Optimize comparisons with min/max even for
5443 width > HOST_BITS_PER_WIDE_INT.
5445 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5447 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5448 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5449 Remove little endian multilib variants.
5450 Add mips32 multilib variant.
5452 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5454 * explow.c (copy_all_reg, stabilize): Remove.
5455 * expr.h: Remove the corresponding prototypes.
5457 * rtlanal.c (regs_set_between_p): Remove.
5458 * rtl.h: Remove the corresponding prototype.
5460 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5462 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5463 to rs6000_nonimmediate_operand.
5464 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5465 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5466 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5467 rs6000_nonimmediate_operand.
5468 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5469 rs6000_nonimmediate_operand.
5471 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5473 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5475 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5477 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5479 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5480 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5482 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5483 (rs6k_nonimmediate_operand): New.
5484 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5486 (legitimate_lo_sum_address_p): Same.
5487 (rs6000_legitimize_address): Same.
5488 (rs6000_legitimize_reload_address): Same.
5489 (rs6000_legitimate_address): Same.
5490 (spe_build_register_parallel): Pass DF and DC modes in a DI
5493 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5494 to rs6k_nonimmediate_operand.
5496 * config/rs6000/spe.md ("*frob_df_di"): New.
5497 ("*frob_di_df"): New.
5498 ("*frob_di_df_2"): New.
5499 ("*mov_sidf_e500_subreg0"): New.
5500 ("*mov_sidf_e500_subreg4"): New.
5501 ("*movdf_e500_double"): Change predicate to
5502 rs6k_nonimmediate_operand.
5504 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5506 * postreload.c (move2add_note_store): Only call
5507 trunc_int_for_mode on scalar integers.
5509 2005-01-14 Steven Bosscher <stevenb@suse.de>
5511 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5512 replace BB_VISITED uses.
5513 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5514 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5515 (tree_dce_done): Free visited_control_parents.
5516 (perform_tree_ssa_dce): Allocate and clear it.
5517 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5518 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5519 instead of BB_VISITED.
5521 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5523 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5524 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5525 Remove unused prototypes.
5527 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5529 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5530 64-bit register usage.
5531 (spe_func_has_64bit_regs_p): Add FIXME note.
5533 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5535 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5536 flag_finite_math_only with flag_unsafe_math_optimizations.
5538 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5540 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5542 (__tpf_eh_return): Copy TPF private stack area from the module
5543 boundary stack frame. Add check for when module addresses are
5544 equal, but no stub address is found.
5546 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5549 * arm.h (struct machine_function): Add call_via field.
5550 (thumb_call_via_label): Declare.
5551 * arm.c (thumb_call_via_label): New variable.
5552 (thumb_call_reg_needed): New variable.
5553 (arm_output_function_epilogue): For Thumb code, output any per-function
5554 call-indirect trampolines.
5555 (thumb_call_via_reg): New function.
5556 (arm_file_end): New function.
5557 (TARGET_ASM_FILE_END): Call arm_file_end.
5558 (aof_file_end): Likewise.
5559 * arm-protos.h (thumb_call_via_reg): Declare.
5560 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5561 thumb_call_via_reg in normal case.
5563 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5566 PR rtl-optimization/19348
5567 * recog.c (peephole2_optimize): Do global life update if some peephole
5568 decides it doesn't need at least one of its inputs and that change
5569 influences liveness at the start of the basic block.
5571 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5572 arguments instead of 1.
5574 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5577 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5578 zero for nested functions needing a static chain or functions
5579 with a non-constant address.
5581 2005-01-13 Roger Sayle <roger@eyesopen.com>
5583 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5584 (and (sign_extend X) C) into (zero_extend (and X C)).
5586 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5588 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5590 2005-01-13 Richard Henderson <rth@redhat.com>
5595 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5596 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5597 not just TARGET_SSE.
5598 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5599 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5600 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5601 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5602 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5603 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5604 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5605 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5606 (movdicc_c_rex64): Rename with '*'.
5607 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5608 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5609 (movsfcc_1_387): Rename from movsfcc_1.
5610 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5611 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5612 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5613 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5614 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5615 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5616 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5617 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5618 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5619 sse_movdfcc_const0_4): Remove.
5620 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5621 recognize min/max early. Update for changed sse cmove patterns.
5622 (ix86_split_sse_movcc): New.
5623 * config/i386/i386-protos.h: Update.
5625 2005-01-13 Steven Bosscher <stevenb@suse.de>
5627 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5628 (fix_stmt_v_may_defs): Likewise.
5630 2005-01-13 Richard Henderson <rth@redhat.com>
5632 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5633 for converting the mask.
5635 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5637 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5640 2005-01-13 Richard Henderson <rth@redhat.com>
5642 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5643 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5644 IX86_BUILTIN_MOVDQ2Q): Remove.
5645 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5646 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5647 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5649 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5650 (sse2_pextrw): Fix immediate constraint.
5651 (sse2_loadq, sse2_loadq_rex64): Remove.
5652 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5653 Use __builtin_ia32_vec_ext_<size>.
5654 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5656 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5658 * function.c (assign_parm_setup_block): Look inside original
5659 entry_parm when inspecting PARALLEL.
5661 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5662 Joel Sherrill <joel@oarcorp.com>
5665 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5666 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5667 rtems_gxx_recursive_mutex_init.
5668 (__gthread_recursive_mutex_lock): New function.
5669 (__gthread_recursive_mutex_trylock): Likewise.
5670 (__gthread_recursive_mutex_unlock): Likewise.
5672 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5674 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5676 2005-01-13 Jan Beulich <jbeulich@novell.com>
5678 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5679 (ashrti3_internal): Indicate output is early clobber. Generate result
5680 into output rather than first input. Use move for low word of output
5681 if shift count is exactly 64.
5682 (lshrti3_internal): Likewise.
5684 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5688 * reload1.c (delete_output_reload): Don't delete an output reload
5689 if the pseudo lives longer than a single basic block. Adjust and
5690 improve wording of comment.
5692 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5695 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5696 of TYPE_SIZE where we mean the number of bytes.
5698 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5700 * function.c (assign_parm_setup_block): Relax condition on
5701 multi-register optimization.
5703 2005-01-12 Nick Clifton <nickc@redhat.com>
5705 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5706 an "in_delay_slot" attribute of "no" to prevent them being used in
5707 delay slots. This is forbidden because they might generate
5710 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5713 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5716 2005-01-12 Nick Clifton <nickc@redhat.com>
5718 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5719 passed on to GAS) but do not define, as GAS no longer supports or
5720 needs the -m2000 option.
5722 2005-01-11 Roger Sayle <roger@eyesopen.com>
5724 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5725 type as args of unprototyped builtins aren't automatically promoted.
5726 (fold_builtin_abs): Likewise.
5728 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5730 * Makefile.in: Set a `build-warn' variable.
5732 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5734 PR tree-optimization/17949
5735 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5736 (find_interesting_uses_address): Use it.
5738 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5740 * regrename.c (kill_value): Handle subreg's that won't simplify.
5742 2005-01-11 Richard Henderson <rth@redhat.com>
5745 * config/i386/i386.h (enum ix86_builtins): Move ...
5746 * config/i386/i386.c: ... here.
5747 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5748 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5749 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5750 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5751 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5752 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5753 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5754 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5755 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5756 IX86_BUILTIN_LOADDDUP): Remove.
5757 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5758 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5759 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5760 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5761 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5762 (ix86_init_builtins): Make static.
5763 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5764 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5765 if all the modes match. Otherwise, fake it.
5766 (get_element_number, ix86_expand_vec_init_builtin,
5767 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5768 (ix86_expand_builtin): Make static. Update for changed builtins.
5769 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5770 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5771 (ix86_expand_vector_init_duplicate): New.
5772 (ix86_expand_vector_init_low_nonzero): New.
5773 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5774 Split out from ix86_expand_vector_init; handle integer modes.
5775 (ix86_expand_vector_init): Use them.
5776 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5777 * config/i386/i386-protos.h: Update.
5778 * config/i386/predicates.md (reg_or_0_operand): New.
5779 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5780 (movv2sf_internal): Likewise. And a splitter to match them all.
5781 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5782 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5783 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5784 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5785 (mmx_pinsrw): Fix operand ordering.
5786 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5787 rather than sse_loadss expander.
5788 (movv2df splitter): Similarly.
5789 (sse_loadss, sse_loadlss): Remove.
5790 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5791 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5792 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5793 (sse3_movddup): Rename with '*'.
5794 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5795 (sse2_loadsd): Remove.
5796 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5797 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5798 (sse2_pinsrw): Fix argument ordering.
5799 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5800 (sse2_stored): Remove 'r' destination.
5801 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5802 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5803 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5804 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5805 vec_extractv16qi, vec_initv16qi): New.
5807 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5808 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5809 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5811 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5812 (_mm_load_si128, _mm_store_si128): Likewise.
5813 (_mm_load1_pd): Use _mm_set1_pd.
5814 (_mm_load_sd): Use _mm_set_sd.
5815 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5816 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5817 (_mm_set_epi64): Use _mm_set_epi64x.
5818 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5819 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5820 _mm_setr_epi8): Use _mm_set_foo form.
5821 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5822 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5823 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5824 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5825 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5826 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5827 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5828 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5829 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5830 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5831 (_mm_movedup_pd): Use _mm_shuffle_pd.
5832 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5833 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5834 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5835 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5837 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5838 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5839 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5840 (_mm_store_ps): Use raw dereference.
5841 (_mm_store1_ps): Use _mm_storeu_ps.
5842 (_mm_storer_ps): Use _mm_store_ps.
5843 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5844 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5846 2005-01-11 Stan Shebs <shebs@apple.com>
5848 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5849 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5851 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5854 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5855 Skip all DECLs except for FIELD_DECLs.
5857 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5859 * config/s390/s390.c (override_options): Return error if
5860 -mbackchain, -mpacked-stack and -mhard-float are used together.
5861 (s390_va_start): Remove the backchain && packed-stack special case.
5862 (s390_gimplify_va_arg): Likewise.
5863 * doc/invoke.texi: Remove the ABI incompatibility note.
5865 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5867 * config/s390/s390.c (struct s390_frame_layout): Remove
5869 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5870 save_backchain_p with TARGET_BACKCHAIN.
5872 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5875 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5876 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5877 * function.c (locate_and_pad_parm): Set new field.
5878 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5879 Tweak where_pad test to include "none". Always set mem align for
5881 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5882 not sufficient for type.
5883 (assign_parm_setup_block): If stack_parm is zero on entry, always
5884 make a new stack local. Block move old stack parm if necessary
5885 to new aligned stack local.
5886 (assign_parm_setup_stack): Use a block move to handle
5887 potentially misaligned entry_parm.
5888 (assign_parms_unsplit_complex): Specify required alignment when
5889 creating stack local.
5890 * calls.c (compute_argument_addresses): Override alignment of stack
5891 arg calculated from its type with the alignment given by
5892 FUNCTION_ARG_BOUNDARY.
5893 (store_one_arg): Likewise.
5895 2005-01-11 Jan Beulich <jbeulich@novell.com>
5897 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5898 Change respective itanium_class attribute to ialu.
5899 (shladdp4_internal): New.
5900 * config/ia64/predicates.md (shladd_log2_operand): New.
5902 2005-01-11 Richard Henderson <rth@redhat.com>
5904 * expr.c (store_constructor): Use rtvec_alloc instead of
5905 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5907 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5909 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5911 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5913 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5914 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5915 (TARGET_RWRELOC): Define.
5916 (ia64_rwreloc_section_type_flags): Delete.
5917 (ia64_section_type_flags): New function.
5918 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5919 (TARGET_RWRELOC): Define.
5921 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5924 * config/ia64/ia64.c (process_set): For alloc insn, only call
5925 process_epilogue is !frame_pointer_needed.
5927 2005-01-10 Roger Sayle <roger@eyesopen.com>
5930 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5931 unary operator and can't be treated as a binary/comparison operator.
5933 2005-01-10 Richard Henderson <rth@redhat.com>
5935 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5936 (ix86_return_in_memory): Likewise.
5937 (function_arg_advance): Likewise. Mirror structure in function_arg
5938 for choosing register to advance.
5940 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5942 * tree-vectorizer.c, tree.def: Fix comment typos.
5944 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5946 * config/s390/s390.c (struct processor_costs): 4 new fields:
5947 ddbr, ddr, debr, der.
5948 (s390_rtx_costs): More precise handling of divide instructions.
5950 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5952 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5954 2005-01-10 Jan Beulich <jbeulich@novell.com>
5956 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5957 names resulting from -ffunction-sections/-fdata-sections and linkonce
5959 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5960 based on the section name. Rearrange the section name comparison logic
5961 slightly so that each section name is compared against at most once.
5963 2005-01-10 Ben Elliston <bje@au.ibm.com>
5965 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5966 targets for which -fPIC reduces limitations on the GOT size.
5968 2005-01-09 Falk Hueffner <falk@debian.org>
5970 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5973 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5976 * collect2.c (main): Set aixrtl_flag for -brtl option.
5977 (resolve_lib_name): Search for .so file extension before .a
5980 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5982 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5983 (vect_analyze_data_refs_alignment): Add dump prints.
5985 2005-01-09 Ira Rosen <irar@il.ibm.com>
5987 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5988 expr_invariant_in_loop_p.
5989 Initialize outputs first thing in the function.
5990 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5991 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5992 (vect_analyze_pointer_ref_access): Check that the initial condition of
5993 the access function is loop invariant.
5995 2005-01-09 Richard Henderson <rth@redhat.com>
5997 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5998 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5999 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6000 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6001 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6002 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6003 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6004 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6005 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6006 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6007 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6008 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6009 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6010 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6011 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6012 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6013 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6014 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6015 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6016 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6017 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6018 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6019 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6021 (mmx_clrdi, pavgusb): Remove.
6022 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6023 with leading sse_ prefix.
6024 * config/i386/sse.md: Receive them.
6025 * config/i386/mmx.md: New file.
6026 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6027 (subrv2sf3): Turn into expander for normal subtraction.
6028 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6029 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6030 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6031 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6032 commutative; use ix86_binary_operator_ok.
6033 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6034 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6035 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6036 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6037 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6038 Macroize from existing patterns; use ix86_binary_operator_ok.
6039 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6040 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6041 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6042 with vec_select+vec_concat.
6043 (mmx_pshufw, mmx_pshufw_1): Likewise.
6044 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6045 (mmx_uavgv4hi3): Model correctly.
6046 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6047 _mm_xor_si64): Remove casts.
6049 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6051 PR tree-optimization/19224
6052 * tree-scalar-evolution.c (get_instantiated_value,
6053 set_instantiated_value): New functions.
6054 (instantiate_parameters_1): Cache the results.
6055 (instantiate_parameters, resolve_mixers): Initialize and free
6058 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6060 * config/i386/i386.md (addhi_4): Correct reference in comment.
6063 2005-01-08 Richard Henderson <rth@redhat.com>
6065 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6066 (_mm_cvtsi128_si64x): Likewise.
6067 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6068 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6069 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6070 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6071 * config/i386/i386-protos.h: Update.
6072 * config/i386/i386.c (print_operand): Add 'H'.
6073 (ix86_fixup_binary_operands): Split out from ...
6074 (ix86_expand_binary_operator): ... here.
6075 (ix86_fixup_binary_operands_no_copy): New.
6076 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6077 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6078 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6079 (safe_vector_operand): Use CONST0_RTX.
6080 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6081 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6082 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6083 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6085 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6086 (IX86_BUILTIN_CMPNGESS): New.
6087 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6088 (attr type): Add sselog1.
6089 (attr unit, attr memory): Handle it.
6090 (movti, movti_internal, movti_rex64): Move near other integer moves.
6091 (movtf, movtf_internal): Move near other fp moves.
6092 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6093 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6094 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6095 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6096 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6097 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6098 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6099 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6100 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6101 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6102 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6103 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6104 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6105 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6106 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6107 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6108 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6109 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6110 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6111 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6112 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6113 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6114 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6115 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6116 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6117 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6118 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6119 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6120 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6121 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6122 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6123 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6124 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6125 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6126 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6127 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6128 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6129 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6130 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6131 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6132 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6133 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6134 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6135 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6137 (SSEPUSH, push<SSEPUSH>): Remove.
6138 (MMXPUSH, push<MMXPUSH>): Remove.
6139 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6140 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6141 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6142 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6143 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6144 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6145 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6146 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6147 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6148 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6149 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6150 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6151 (ppro_sse_log_V4SF): Handle sselog1.
6152 * config/i386/predicates.md (const_0_to_1_operand): New.
6153 (const_0_to_255_mul_8_operand): New.
6154 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6155 (const_2_to_3_operand, const_4_to_7_operand): New.
6156 * config/i386/sse.md: New file.
6157 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6158 (sse_movups): Rename from sse_movups_1.
6159 (sse_loadlss): Rename from sse_loadss_1.
6160 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6162 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6163 (absv4sf2, negv2df, absv2df): New.
6164 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6165 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6166 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6167 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6168 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6169 (sse3_addsubv4sf3): Model correctly.
6170 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6171 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6172 (sse_movhlps): Model with vec_select+vec_concat.
6173 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6174 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6175 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6176 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6177 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6178 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6179 sse2_pshufhw_1): Likewise.
6180 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6181 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6182 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6183 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6184 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6185 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6186 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6187 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6188 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6189 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6190 sminv8hi3): Mark commutative
6191 operands. Use ix86_binary_operator_ok.
6192 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6193 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6194 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6195 sse2_punpcklqdq): Allow operand2 in memory.
6196 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6197 sse2_movsd): Add memory alternatives.
6198 (sse_storelps): Turn expander into an insn; split after reload.
6199 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6200 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6202 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6204 * configure.ac (DWARF-2 debug_line): Use objdump.
6205 * configure: Regenerate.
6207 2005-01-08 Jeff Law <law@redhat.com>
6208 Diego Novillo <dnovillo@redhat.com>
6210 PR tree-optimization/18241
6211 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6212 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6213 statements with volatile operands.
6214 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6215 operands after marking a statement with has_volatile_ops.
6217 2005-01-08 Roger Sayle <roger@eyesopen.com>
6219 * tree.c (int_fits_type_p): Always honor integer constant
6220 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6222 2005-01-08 Roger Sayle <roger@eyesopen.com>
6224 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6225 the latent bug in rtl_delete_block has been resolved.
6227 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6229 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6230 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6232 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6234 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6235 library as @multilib_dir@/$(SHLIB_SONAME).
6237 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6239 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6240 * configure: Regenerate.
6242 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6244 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6247 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6250 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6251 Convert non-word aligned offset address using ld/std into
6254 2005-01-07 Richard Henderson <rth@redhat.com>
6256 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6258 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6260 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6262 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6264 PR tree-optimization/19283
6265 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6266 is not shorter than the original type.
6268 PR rtl-optimization/19012
6269 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6271 PR rtl-optimization/18861
6272 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6273 (FULL_STATE): Define.
6274 (mark_tablejump_edge): New function.
6275 (purge_dead_tablejump_edges): New function.
6276 (find_bb_boundaries): Use it.
6278 PR tree-optimization/18828
6279 * builtins.c (expand_builtin_next_arg): Remove argument and all
6280 the argument checking.
6281 (expand_builtin): Adjust caller.
6282 (expand_builtin_va_start): Likewise. Remove error for too many
6284 (fold_builtin_next_arg): Issue error for too many arguments.
6285 After checking arguments, replace them with magic arguments that
6286 prevent further checking of the args.
6288 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6290 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6292 2005-01-06 Roger Sayle <roger@eyesopen.com>
6295 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6296 and %{.S:...} (and their negative variants) to test whether the
6297 input file is assembler or pre-processed-assembler independent of
6298 the actual filename extension.
6300 2005-01-06 Roger Sayle <roger@eyesopen.com>
6302 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6303 of sign or zero extended values.
6305 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6307 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6308 for IBM long double format correctly.
6310 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6312 Fix PR tree-optimization/18792
6314 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6315 to first_loop_depth, and use loop depth instead of loop number.
6316 (build_classic_dir_vector): Ditto.
6317 (compute_data_dependences_for_loop): Use depth, not loop number.
6318 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6319 number. Pass in loops, instead of loop numbers.
6320 (gather_interchange_stats): Ditto.
6321 (linear_transform_loops): Ditto.
6323 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6326 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6327 biv_fits_mode_p, extension_within_bounds_p): New functions.
6328 (check_ext_dependent_givs): Use them.
6330 2005-01-06 Roger Sayle <roger@eyesopen.com>
6332 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6333 more than one barrier, in which case we should delete them all.
6335 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6337 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6339 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6341 Fix PR middle-end/19286
6343 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6344 output this subprogram, simply ignore this attempt to do it again.
6345 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6346 origin attribute if it's not possible.
6347 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6348 (decls_for_scope): Ditto.
6349 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6350 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6352 2005-01-05 Richard Henderson <rth@redhat.com>
6355 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6356 (bdesc_2arg): Use it.
6357 (ix86_expand_binop_builtin): Force operands into registers
6359 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6360 ix86_expand_sse_compare, ix86_expand_sse_comi,
6361 ix86_expand_builtin): Likewise.
6363 2005-01-05 Richard Henderson <rth@redhat.com>
6365 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6367 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6368 (mulv4hi3): Set itanium_class mmmul.
6369 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6370 (fpack): Rename from fpack_sfsf.
6372 2005-01-05 Richard Henderson <rth@redhat.com>
6375 * reload1.c (do_input_reload): Restrict the optimization deleteing
6376 a previous output reload to RELOAD_FOR_INPUT.
6378 2005-01-05 Steven Bosscher <stevenb@suse.de>
6380 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6381 comment that we fall through after case.
6382 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6383 (distribute_links): Likewise.
6384 * cse.c (cse_insn): Likewise.
6385 * cselib.c (cselib_invalidate_mem): Likewise.
6386 * df.c: Update comments at the top of the file.
6387 (read_modify_subreg_p): Update comments here too.
6388 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6389 * flow.c (mark_set_1): Likewise.
6390 (mark_used_regs): Likewise.
6391 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6392 (canon_list_insert): Likewise.
6393 (mark_set): Likewise.
6394 (try_replace_reg): Likewise.
6395 (store_killed_in_insn): Likewise.
6396 * loop.c (count_one_set): Likewise.
6397 (basic_induction_var): Likewise.
6398 * postreload-gcse.c (find_mem_conflicts): Likewise.
6399 * postreload.c (reload_combine_note_store): Likewise.
6400 (move2add_note_store): Likewise.
6401 * reload.c (find_equiv_reg): Likewise.
6402 (mark_referenced_resources): Likewise.
6403 * rtlanal.c (set_noop_p): Likewise.
6404 (note_stores): Likewise.
6405 (note_uses): Likewise.
6406 * sched-deps.c (sched_analyze_1): Likewise.
6407 * sched-rgn.c (check_live_1): Likewise.
6408 (update_live_1): Likewise.
6409 * config/i860/i860.c: Likewise.
6411 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6413 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6415 * doc/rtl.texi: Update documentation for bit-fields and SET.
6417 2005-01-05 Roger Sayle <roger@eyesopen.com>
6419 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6421 2005-01-05 Jan Hubicka <jh@suse.cz>
6422 Richard Henderson <rth@redhat.com>
6425 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6428 2005-01-05 Richard Henderson <rth@redhat.com>
6431 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6432 (sse_shufps): Change operand 3 to const_int_operand.
6433 (sse2_storelps): Fix typo in template.
6434 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6435 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6436 (ix86_expand_builtin): Likewise.
6438 2005-01-05 Julian Brown <julian@codesourcery.com>
6440 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6441 as aggregates for AAPCS ABIs.
6443 2005-01-05 Stan Shebs <shebs@apple.com>
6445 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6446 Mach-O getters if ppc64.
6447 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6449 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6450 signed four-byte field for global code case.
6451 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6453 2005-01-05 Roger Sayle <roger@eyesopen.com>
6456 * c-common.c: Include real.h.
6457 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6458 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6459 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6460 * Makefile.in (c-common.o): Update dependencies.
6462 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6464 * c-parse.in (asm_string): Add trailing semicolon.
6466 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6468 * c-parse.in (asm_string): New. Don't allow wide strings in
6470 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6471 asm_string instead of STRING.
6473 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6475 * c-typeck.c (constructor_no_implicit): Remove.
6476 (set_designator, process_init_element): Don't check
6477 constructor_no_implicit.
6479 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6480 Kaz Kojima <kkojima@gcc.gnu.org>
6483 * lcm.c (create_pre_exit): New.
6484 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6485 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6487 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6489 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6490 -msoft-float in target_float_switch.
6491 * arm.c (arm_override_options): Fix processing of target_float_switch.
6493 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6495 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6498 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6500 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6501 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6503 2005-01-04 Roger Sayle <roger@eyesopen.com>
6505 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6506 if deleting the then-block allows the test-block to fallthru to the
6509 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6512 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6513 after the full declaration if the are in two different TUs.
6515 2005-01-04 Richard Henderson <rth@redhat.com>
6518 * tree-sra.c (generate_one_element_init): Just
6519 call gimplify_and_add.
6520 (generate_element_init): Record the
6521 new referenced variables and mark them for renaming
6522 and split out to ...
6523 (generate_element_init_1): This.
6524 (scalarize_init): Don't call push_gimplify_context/
6525 pop_gimplify_context.
6527 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6529 * toplev.c (get_src_pwd): Handle failure of getpwd().
6531 2005-01-04 Roger Sayle <roger@eyesopen.com>
6533 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6535 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6536 all the cases handled by it are inverted by invert_truthvalue.
6538 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6540 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6541 (save_register_windowsi): Likewise.
6543 2005-01-04 Richard Henderson <rth@redhat.com>
6545 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6547 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6550 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6551 any simplifications of vector mode comparison operators.
6552 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6554 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6555 Devang Patel <dpatel@apple.com>
6557 PR tree-optimization/18308
6558 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6559 the operands before creating a new expression.
6560 * dojump.c (do_jump): Make drop_through_label available
6561 for all cases. Add expansion of COND_EXPR.
6563 2005-01-04 Ira Rosen <irar@il.ibm.com>
6565 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6566 INTEGER_CST instead of TREE_CONSTANT.
6567 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6568 instead of TREE_CONSTANT.
6569 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6570 instead of TREE_CONSTANT.
6572 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6574 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6576 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6579 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6580 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6582 2005-01-03 Richard Henderson <rth@redhat.com>
6584 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6585 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6586 fold_convert_const_real_from_real): Split out from ...
6587 (fold_convert_const): ... here.
6589 2005-01-03 Richard Henderson <rth@redhat.com>
6592 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6593 (mov<MMXMODEI>_internal): Likewise.
6594 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6595 Add V2SF case; use it for SSE1; don't use TI.
6596 (movdf_integer): Likewise.
6597 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6599 2005-01-03 Ira Rosen <irar@il.ibm.com>
6601 * tree-vectorizer.c (vect_strip_conversions): New function.
6602 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6603 check for binary class.
6605 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6609 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6611 * gimple-low.c (mark_blocks_with_used_vars): New function.
6612 (mark_blocks_with_used_subblocks): Ditto.
6613 (mark_used_blocks): Ditto.
6614 (pass_mark_used_blocks): New pass.
6615 * tree-inline.c: Include debug.h.
6616 (expand_call_inline): Call outlining_inline_function here.
6617 * tree-optimize.c (init_tree_optimization_passes): Add
6618 pass_mark_used_blocks.
6619 * tree-pass.h (pass_mark_used_blocks): New.
6620 * Makefile.in (tree-inline.o): Add debug.h dependency.
6622 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6624 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6625 VAR_DECLs to have weak_import attribute.
6627 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6630 2004-01-03 Steven Bosscher <stevenb@suse.de>
6632 * passes.c (rest_of_compilation): Don't run regmove if only
6633 flag_expensive_optimizations, require flag_regmove instead.
6635 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6637 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6639 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6640 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6641 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6642 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6644 2005-01-03 Richard Henderson <rth@redhat.com>
6646 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6647 (ia64_const_ok_for_letter_p): New.
6648 (ia64_const_double_ok_for_letter_p): New.
6649 (ia64_extra_constraint): New.
6650 (ia64_expand_vecint_compare): New.
6651 (ia64_expand_vcondu_v2si): New.
6652 (ia64_expand_vecint_cmov): New.
6653 (ia64_expand_vecint_minmax): New.
6654 (ia64_print_operand): Add 'v'.
6655 (ia64_preferred_reload_class): New.
6656 (ia64_vector_mode_supported_p): New.
6657 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6658 (PREFERRED_RELOAD_CLASS): Move to function.
6659 (CONST_OK_FOR_LETTER_P): Move to function.
6660 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6661 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6662 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6663 (EXTRA_CONSTRAINT): Move to function.
6664 * config/ia64/ia64.md: Include vect.md.
6665 (itanium_class): Add mmalua.
6667 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6669 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6670 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6672 (const_int_2bit_operand): New.
6673 (fr_reg_or_0_operand): New.
6674 * config/ia64/ia64-modes.def: Add vector modes.
6675 * config/ia64/ia64-protos.h: Update.
6676 * config/ia64/vect.md: New file.
6678 2005-01-03 Richard Henderson <rth@redhat.com>
6680 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6682 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6685 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6687 (log1pdf2): Change mode of operands[0,1] to DFmode.
6689 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6691 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6692 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6693 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6694 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6695 SPARC_RELAXED_ORDERING.
6697 2005-01-03 Richard Henderson <rth@redhat.com>
6698 Uros Bizjak <uros@kss-loka.si>
6701 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6702 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6703 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6705 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6706 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6707 const_pow2_1_to_128_operand): New predicates.
6709 2005-01-02 Greg McGary <greg@mcgary.org>
6711 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6713 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6714 object. [ptr_type]: Remove unused variable.
6715 Remember nearest addressable array-element or record-component
6716 when checking bitfield components. Tolerate empty BIND_EXPR.
6718 2005-01-01 Richard Henderson <rth@redhat.com>
6720 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6721 that don't narrow the value. Fail for other conversions.
6723 2005-01-01 Richard Henderson <rth@redhat.com>
6726 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6727 * c-lang.c (finish_file): Don't do it here.
6728 * objc/objc-act.c (objc_finish_file): Likewise.
6730 * cgraph.c (decl_assembler_name_equal): New.
6731 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6732 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6733 * cgraph.h (struct cgraph_varpool_node): Add next.
6734 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6735 * varasm.c (assemble_alias): Mark the target as needed.
6737 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6740 * function.c (get_arg_pointer_save_area): Use entry_of_function
6741 instead of get_insns.
6743 2005-01-01 Roger Sayle <roger@eyesopen.com>
6744 Andrew Pinski <pinskia@physics.uc.edu>
6745 James E. Wilson <wilson@specifixinc.com>
6747 PR rtl-optimization/12092
6748 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6751 2005-01-01 Roger Sayle <roger@eyesopen.com>
6752 Olivier Hainque <hainque@act-europe.fr>
6754 * tree.c (int_fits_type_p): A narrower type always fits in a
6755 wider one, except for negative values into unsigned types.
6757 2005-01-01 Roger Sayle <roger@eyesopen.com>
6759 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6760 with the original constant rather than require TREE_OVERFLOW.
6762 2005-01-01 Steven Bosscher <stevenb@suse.de>
6765 * c-decl.c (finish_function): If compiling C99, annotate the
6766 compiler generated return with the current file name and line 0.
6767 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6768 the source line is greater than 0.
6769 (remove_bb): Likewise.
6771 See ChangeLog.12 for earlier changes.