1 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4 of basic blocks into work_stack.
6 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10 (*movmemqi_insn): Delete.
13 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15 * builtins.c (fold_builtin_classify): Take decomposed
16 arguments of CALL_EXPR.
17 (fold_builtin_1): Update a call to fold_builtin_classify.
19 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
22 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
23 through into call to parser_xref_tag after parse error.
24 (c_parser_struct_declaration): Consistently return NULL_TREE on
27 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
29 * tree-flow-inline.h (ref_contains_array_ref): New function.
30 (lookup_subvars_for_var): Ditto.
31 (get_subvars_for_var): Ditto.
32 (var_can_have_subvars): Ditto.
34 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
35 (struct subvar): New type.
37 * tree-dfa.c (okay_component_ref_for_subvars): New function.
39 * tree-optimize.c (init_tree_optimization_passes): Call
40 pass_create_structure_vars.
42 * tree-ssa-alias.c: Include vec.h.
43 (init_alias_info): Don't auto-clear call clobbered on struct-field
45 (compute_flow_insensitive_aliasing): Handle subvars.
46 (group_aliases): Handle STRUCT_FIELD aliases.
47 (setup_pointers_and_addressables): Ditto.
48 Don't mark variables non-addressable if they still have
50 Also mark subvars addressable when the real variable is marked
52 (add_pointed_to_var): Try to prune the pointed-to set by only
53 pointing to subvars when possible.
54 Otherwise, make sure we set addresses_needed and pt_vars to
55 properly include subvars.
56 (bitpos_of_field): New function.
57 (push_fields_onto_fieldstack): Ditto.
58 (get_or_create_used_part_for): Ditto.
59 (create_overlap_variables_for): Ditto.
60 (find_used_portions): Ditto.
61 (create_structure_vars): Ditto.
62 (pass_create_structure_vars): New structure.
64 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
65 (get_expr_operands): Handle subvars. Also try to turn
66 COMPONENT_REF accesses into must-defs now that we can accurately
68 (note_addressable): Try to only mark as addressable those subvars
69 we know a COMPONENT_REF touches.
70 (overlap_subvar): New function.
72 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
73 Handle subvar storing.
74 (vect_address_analysis): Update caller of vect_object_analysis.
76 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
78 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
79 (STMT_VINFO_SUBVARS): New macro.
81 * common.opts: add flag_tree_salias.
83 * opts.c (decode_options): flag_tree_salias defaults to on.
85 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
87 * doc/tree-ssa.texi: Document structural alias analysis.
89 2005-03-12 Steven Bosscher <stevenb@suse.de>
91 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
92 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
93 * tree-ssa-operands.c (get_expr_operands): Likewise.
94 (get_expr_operands): Likewise for ERROR_MARK.
96 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
98 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
101 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
104 * tree-ssa-pre.c (compute_avail): Remove local variable val.
105 (mark_operand_necessary): Remove local variable ver.
107 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
110 * value-prof.c (mod_subtract_transform): Remove local variable
113 * builtins.c (fold_builtin_exponent): Take decomposed
114 arguments of CALL_EXPR.
115 (fold_builtin_1): Update a call to fold_builtin_exponent.
117 * builtins.c (fold_builtin_logarithm): Take decomposed
118 arguments of CALL_EXPR.
119 (fold_builtin_1): Update a call to fold_builtin_logarithm.
121 * c-decl.c (c_init_decl_processing): Remove local variables
122 ptr_ftype_void and ptr_ftype_ptr.
124 * gimplify.c (gimplify_expr): Remove local variables r0 and
127 * reg-stack.c (move_for_stack_reg): Remove local variable
129 (compare_for_stack_reg): Remove local variable flags_user.
130 (convert_regs_1): Remove local variable deleted.
132 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
134 (combine_blocks): Remove local variables exits and new_e.
136 * tree-inline.c (expand_call_inline): Remove local variable
139 * tree-ssa-live.c (create_ssa_var_map,
140 calculate_live_on_entry): Remove local variable snn.
142 2005-03-12 Geoffrey Keating <geoffk@apple.com>
144 * c-lex.c (c_lex_with_flags): Add parameter to call to
147 2005-03-11 Per Bothner <per@bothner.com>
149 * c-tree.h (struct c_declarator): New id_loc field.
150 * c-pragma.h (c_lex_with_flags): Take position reference.
151 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
152 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
153 (c_lex): Pass dummy location to c_lex_with_flags.
154 * c-parser.c (c_lex_one_token): Set c_token's location using
155 c_lex_with_flags, instead of input_location, which might be "ahead".
156 (c_parser_direct_declarator): Set declarator's id_loc from
158 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
159 declarator's id_loc, rather than probably-imprecise input_location.
160 (build_id_declarator): Initialize c_declarator's id_loc field.
162 2005-03-11 Roger Sayle <roger@eyesopen.com>
165 * builtins.c (expand_builtin_signbit): Force the signbit's word
166 into an integer register to avoid SUBREGs of floating point modes.
168 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
170 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
171 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
172 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
173 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
175 2005-03-11 David Edelsohn <edelsohn@gnu.org>
177 PR rtl-optimization/20306
178 * expr.c (emit_move_complex): Set try_int false if mode is
179 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
180 emit_block_move if try_int is true.
182 2005-03-11 Richard Henderson <rth@redhat.com>
185 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
186 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
189 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
191 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
192 (TARGET_FIX_VR4130): New macro.
193 (TARGET_OPTIONS): Add -mfix-vr4130.
194 (ISA_HAS_MACCHI): New macro.
195 (ASM_SPEC): Add -mfix-vr4130.
196 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
197 (override_options): Handle mips_fix_vr4130_string.
198 (mips_avoid_hazards): Clear all_noreorder_p
199 if we're working around VR4130 errata and the macc alternatives
201 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
202 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
203 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
204 (MULTILIB_DEFAULTS): Remove leading "march=".
205 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
206 if no architecture option is given.
207 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
209 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
210 * doc/invoke.texi: Document -mfix-vr4130.
212 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
214 * config/mips/mips.c (override_options): Only warn about -mint64
215 deprecation if TARGET_INT64.
217 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
219 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
220 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
221 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
222 are non-specific regarding the nonnull parameter positions.
223 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
224 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
225 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
226 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
228 * builtins.def: Use the non-specific "nonnull" attibute lists.
230 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
232 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
233 single_pred_edge, single_succ, single_pred): Improve comments.
235 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
237 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
238 single_pred_edge, single_succ, single_pred): New inline functions.
239 * bb-reorder.c (rotate_loop, find_traces_1_round,
240 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
241 duplicate_computed_gotos): Use the single_succ/pred functions.
242 * cfganal.c (forwarder_block_p): Ditto.
243 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
244 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
245 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
246 merge_seq_blocks): Ditto.
247 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
248 * cfglayout.c (fixup_reorder_chain): Ditto.
249 * cfgloop.c (mark_single_exit_loops, update_latch_info,
250 canonicalize_loop_headers, verify_loop_structure): Ditto.
251 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
252 mfb_update_loops, create_preheader, force_single_succ_latches,
253 create_loop_notes): Ditto.
254 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
255 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
256 commit_one_edge_insertion, purge_dead_edges,
257 cfg_layout_can_merge_blocks_p): Ditto.
258 * except.c (sjlj_emit_function_enter): Ditto.
259 * flow.c (init_propagate_block_info): Ditto.
260 * function.c (thread_prologue_and_epilogue_insns): Ditto.
261 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
262 insert_insn_end_bb): Ditto.
263 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
264 find_if_case_2): Ditto.
265 * lambda-code.c (perfect_nestify): Ditto.
266 * lcm.c (optimize_mode_switching): Ditto.
267 * loop-doloop.c (doloop_modify): Ditto.
268 * loop-init.c (loop_optimizer_init): Ditto.
269 * loop-iv.c (simplify_using_initial_values): Ditto.
270 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
271 * loop-unswitch.c (unswitch_loop): Ditto.
272 * modulo-sched.c (generate_prolog_epilog): Ditto.
273 * predict.c (combine_predictions_for_insn, estimate_probability,
274 tree_estimate_probability, last_basic_block_p,
275 estimate_bb_frequencies): Ditto.
276 * profile.c (branch_prob): Ditto.
277 * regrename.c (copyprop_hardreg_forward): Ditto.
278 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
279 * tracer.c (layout_superblocks): Ditto.
280 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
281 cfg_remove_useless_stmts_bb, cleanup_control_flow,
282 cleanup_control_expr_graph, disband_implicit_edges,
283 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
284 tree_verify_flow_info, tree_make_forwarder_block,
285 tree_forwarder_block_p, remove_forwarder_block,
286 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
287 * tree-if-conv.c (tree_if_conversion): Ditto.
288 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
289 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
290 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
291 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
292 copy_loop_headers): Ditto.
293 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
294 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
295 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
296 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
297 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
298 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
299 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
300 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
301 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
302 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
303 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
304 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
305 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
306 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
307 slpeel_add_loop_guard): Ditto.
309 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
311 PR tree-optimization/15784
312 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
315 * stmt.c (expand_case): Don't change index_type. Convert minval
318 PR tree-optimization/20130
319 * fold-const.c (fold): Fold x * -1 into -x.
321 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
323 PR rtl-optimization/20331
324 * rtlanal.c (modified_between_p): Check its address first for MEM.
325 (modified_in_p): Likewise.
327 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
329 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
331 2005-03-10 Steven Bosscher <stevenb@suse.de>
333 * expr.c (expand_expr_real_1): If possible, use a conditional
334 move for expanding MIN_EXPR and MAX_EXPR.
335 Use temp for moving around rtx-en.
337 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
340 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
343 2005-03-10 Roger Sayle <roger@eyesopen.com>
345 * builtins.c (expand_builtin_signbit): Extend to handle floating
346 point modes wider than the largest integer type, using the
347 operand_subword_force function to obtain the signbit's word.
349 2005-03-10 Jakub Jelinek <jakub@redhat.com>
352 * combine.c (try_combine): If recog_for_combine added CLOBBERs
353 to NEWI2PAT, fail to combine if they are used by NEWPAT.
355 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
357 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
359 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
361 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
363 (perform_edge_inserts): Unconditionally call
366 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
368 2005-03-10 Bob Wilson <bob.wilson@acm.org>
370 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
372 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
374 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
376 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
378 (rtl_register_value_prof_hooks,
379 tree_value_profile_transformations,
380 tree_register_value_prof_hooks): Likewise.
381 * var-tracking.c (stack_adjust_offset_pre_post,
382 variable_htab_free, variable_union, dataflow_set_different_2,
383 count_uses, variable_was_changed, set_frame_base_location,
384 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
385 vt_add_function_parameters): Likewise.
386 * varasm.c (named_section_real, named_section, make_decl_rtl,
387 asm_emit_uninitialised, assemble_integer, decode_addr_const,
388 const_hash_1, compare_constant, copy_constant, force_const_mem,
389 output_constant_pool_2, output_constant_pool_1, output_constant,
390 output_constructor, make_decl_one_only, decl_tls_model,
391 default_no_named_section, default_elf_select_section_1,
392 default_unique_section_1): Likewise.
393 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
394 * vmsdbgout.c (addr_const_to_string): Likewise.
397 * function.c (struct assign_parm_data_one): Remove last_named
399 (assign_parm_find_data_types): Don't determine last_named.
400 Reorder named_parm determination.
401 (assign_parms): Only setup varargs on the last non-varadic
404 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
406 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
407 sda base address on medium model.
409 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
411 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
412 * cfgloop.c (flow_loop_nodes_find): Export.
413 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
415 * cfgloopmanip.c (fix_loop_structure): New function.
416 * predict.c (predict_loops): Clean up the loops information.
417 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
418 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
420 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
421 (rewrite_into_loop_closed_ssa): Declaration changed.
422 * tree-loop-linear.c (linear_transform_loops): Add argument to
423 rewrite_into_loop_closed_ssa call.
424 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
425 * tree-ssa-loop-im.c (move_computations): Ditto.
426 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
427 * tree-vectorizer.c (vectorize_loops): Ditto.
428 * tree-optimize.c: Include cfgloop.h.
429 (execute_todo): Choose whether to call cleanup_tree_cfg or
430 cleanup_tree_cfg_loop.
431 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
432 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
433 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
434 cleanup_tree_cfg_loop call.
435 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
436 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
439 2005-03-10 Jakub Jelinek <jakub@redhat.com>
442 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
443 with multiple alternatives.
445 * stmt.c (parse_output_constraint): Fix a typo.
447 2005-03-09 Bob Wilson <bob.wilson@acm.org>
449 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
450 assembly directive instead of deprecated "no-generics".
452 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
454 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
455 for non-offsettable memory references to cope with outstanding reload
457 * config/s390/s390.md ("reload_outti"): Call find_replacement to
458 avoid losing outstanding address reloads.
459 ("reload_outdi", "reload_outdf"): Likewise.
461 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
463 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
464 code. Add more cbrt transformations.
466 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
468 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
470 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
472 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
473 NULL_TREE when a given tree is not simplified.
474 (fold): Return the original tree when any of the functions
475 mentioned above NULL_TREE.
477 * fold-const.c (fold_unary, fold_binary): Take decomposed
478 arguments, code, type, op0, and op1 in case of fold_binary.
479 (fold): Update calls to fold_unary and fold_binary.
481 2005-03-09 Roger Sayle <roger@eyesopen.com>
483 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
484 a fndecl and an arglist instead of a CALL_EXPR, exp.
486 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
488 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
490 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
492 * expr.c (expand_assignment): Remove orig_to_rtx.
494 * fold-const.c (int_const_binop): Remove no_overflow.
496 * ifcvt.c (noce_emit_move_insn): Remove inmode.
498 * loop-iv.c (get_biv_step_1): Remove lhs.
500 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
502 * real.c (real_nan): Remove neg.
504 * function.c (thread_prologue_and_epilogue_insns): Remove i
507 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
510 * tree-eh.c (tree_could_trap_p): Remove idx.
512 * tree-into-ssa.c (ann): Remove ann.
514 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
516 * tree-sra.c (decide_block_copy): Remove inst_count.
518 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
520 * tree-ssa-loop-im.c (lhs): Remove.
522 * cfgbuild.c (state, STATE, SET_STATE,
523 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
525 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
526 (find_basic_blocks): Set the state of each basic block to
529 2005-03-08 Jeff Law <law@redhat.com>
531 * tree-cfg.c (cleanup_control_flow): If removal of a computed
532 goto results in the removal of edges in the CFG, then we need
533 to recompute dominators.
535 2005-03-09 Ben Elliston <bje@au.ibm.com>
537 * c-common.c (c_do_switch_warnings): Comment fix.
539 2005-03-08 Julian Brown <julian@codesourcery.com>
541 * Patch from 2005-03-08 reverted for causing regressions and
542 ppc-darwin bootstrap failure.
544 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
546 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
547 Define the real function for ppc-darwin.
548 * c-typeck.c (convert_arguments): Check for target-specific
549 invalid argument call to unprototyped function.
550 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
552 * target.h (invalid_arg_for_unprototyped_fn): New field
554 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
556 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
559 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
561 * c-typeck.c (constructor_stack, constructor_range_stack,
562 initializer_stack): Make them static.
564 * cfg.c (rbi_pool): Make it static.
566 * gimple-low.c (lower_stmt_body): Make it static.
567 * tree-flow.h: Remove the corresponding prototype. Don't
570 * sched-deps.c (cache_size): Make it static.
572 * stor-layout.c (lang_adjust_rli): Make it static.
574 2005-03-08 Julian Brown <julian@codesourcery.com>
576 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
577 from being used for symbols with vague linkage when
578 HAVE_GAS_COMDAT_GROUP is true.
580 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
582 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
583 nlabel == JUMP_LABEL (jump).
585 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
587 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
588 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
589 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
590 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
592 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
595 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
596 * c-common.c (handle_returns_twice): New function.
597 (c_common_attribute_table): Declare eturns_twice' attribute.
598 * doc/extend.texi: Document eturns_twice' attribute.
599 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
600 (struct tree_decl): Add returns_twice_flag.
602 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
604 * tree-ssa-phiopt.c: Fix a comment typo.
606 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
607 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
608 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
611 2005-03-08 Richard Henderson <rth@redhat.com>
613 * config/alpha/alpha.c (code_for_builtin): Replace special-case
614 builtin codes with ctzdi2, clzdi2, popcountdi2.
615 (struct alpha_builtin_def): Add is_const.
616 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
617 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
618 (alpha_init_builtins): Init them. Set nothrow and const attributes
620 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
621 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
622 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
623 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
624 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
625 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
626 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
627 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
628 (TARGET_FOLD_BUILTIN): New.
629 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
630 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
632 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
634 2005-03-08 Ira Rosen <irar@il.ibm.com>
636 PR tree-optimization/20122
637 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
638 condition of access function instead of base.
640 2005-03-07 Jeff Law <law@redhat.com>
641 Steven Bosscher <stevenb@suse.de>
643 * tree-cfg.c (find_taken_edge_computed_goto): New function.
644 (find_taken_edge): Call find_taken_edge_computed_goto as
645 appropriate. Allow any gimple invariant rather than just
647 (cleanup_control_flow): Cleanup a computed goto which has turned
649 (tree_merge_blocks): If block B has any forced labels, move
650 them to the start of block A.
651 * tree-ssa-dom.c (thread_across_edge): Allow threading across
652 computed gotos as well.
653 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
654 removal of unnecessary computed gotos too.
655 (lookup_redirection_data): Fix type of INSERT argument. Callers
658 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
660 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
661 Remove trailing spaces.
663 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
664 unshare_all_trees): Make them static.
665 * tree-gimple.h: Remove the corresponding prototypes.
667 * diagnostic.h: Remove unused prototype
669 * modulo-sched.c: Remove unused prototype
670 set_row_column_for_ps.
672 * tree-ssa-phiopt.c (tree_ssa_phiopt,
673 replace_phi_edge_with_variable): Remove unused variable i.
675 2005-03-07 Per Bothner <per@bothner.com>
677 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
679 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
682 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
683 bbs on the COND_EXPR instead of the PHI_NODEs.
684 (candidate_bb_for_phi_optimization): Remove.
685 (replace_phi_with_stmt): Rename to ...
686 (replace_phi_edge_with_variable): this and change so that we
687 replace the phi argument instead of removing the PHI.
688 (conditional_replacement): Change so we deal with PHI with more
690 (value_replacement): Likewise.
691 (abs_replacement): Likewise.
693 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
695 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
696 output_e500_flip_gt_bit.
698 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
700 (rs6000_generate_compare): Fix logic to look at the correct bits.
701 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
703 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
704 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
705 gen_move_from_CR_gt_bit.
707 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
708 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
709 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
711 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
712 (E500_CR_IOR_COMPARE): New constant.
714 2005-03-08 Earl Chew <earl_chew@agilent.com>
715 David Billinghurst <David.Billinghurst@riotinto.com>
717 * config/i386/host-cygwin.c: New file to support precompiled
719 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
720 * config.host: Use above files for cygwin host.
722 2005-03-07 David Edelsohn <edelsohn@gnu.org>
724 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
725 ordering ops from earlier change.
727 2005-03-07 Per Bothner <per@bothner.com>
729 Various fixes to allow us to again build if --enable-mapped-location:
730 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
731 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
732 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
733 local variable loc. Change logic appropriately.
734 * tree-vect-transform.c (vect_finish_stmt_generation): Use
735 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
736 * c-parser.c (c_parser_for_statement): Initialize loc variable.
737 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
738 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
740 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
742 PR rtl-optimization/19683
743 * reload1.c (choose_reload_regs): Pass the number of bits, not the
744 number of bytes, to smallest_int_for_mode. Fix arguments to
745 REG_CANNOT_CHANGE_MODE_P.
747 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
749 * reorg.c (relax_delay_slots): Check that the jump is
750 conditional before trying to invert it.
752 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
754 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
757 * calls (stack_arg_under_construction): Make it static.
759 * flow.c (regs_live_at_setjmp): Make it static.
760 * flow.h: Remove the corresponding prototype.
762 * reload1.c (reload_startobj, reload_firstobj,
763 something_needs_operands_changed, reload_inherited,
764 reload_inheritance_insn, reload_override_in,
765 reload_spill_index): Make them static.
767 * recog.c (verify_changes): Make it static.
768 * recog.h: Remove the corresponding prototype.
770 * cfgbuild.c (find_sub_basic_blocks): Remove.
771 * basic-block.h: Remove the corresponding prototype.
772 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
774 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
776 * tree-ssa-operands.c (check_build_stmt): Remove.
778 * stor-layout.c (set_alignment): Remove.
779 * tree.h: Remove the corresponding prototype.
781 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
783 * tree-ssa-dce.c (control_dependence_map,
784 visited_control_parents): Make them static.
786 * cfghooks.c (verify_flow_info): Remove local variable
789 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
792 * loop-unswitch.c (unswitch_loop): Remove local variable src.
794 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
796 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
798 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
800 * config/ia64/hpux.h (LINK_SPEC): Add -z.
801 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
802 PARALLEL for an empty structure.
804 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
806 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
808 * fold-const.c (fold_binary): Unroll the very first "for"
811 2005-03-06 David Edelsohn <edelsohn@gnu.org>
813 * config/rs6000/predicates.md (branch_comparison_operator): Remove
814 redundant match_code test.
815 (scc_comparison_operator): Swap match_operand and match_code
817 (branch_positive_comparison_operator): Same.
818 (trap_comparison_operator): Use comparison_operator and swap with
821 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
824 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
825 (out_movhi_r_mr): Read low byte of volatile MEM first.
826 (out_movhi_mr_r): Write high byte of volatile MEM first.
828 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
830 * cselib.c (reg_values, reg_values_size): Make them static.
832 * cse.c (cse_reg_info_table): Make it static.
834 * fold-const.c (fold_unary): Use build1 instead of copy_node.
836 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
838 * cse.c (find_best_addr): Use canon_for_address.
840 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
842 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
843 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
844 SUBREG and MEM, respectively.
846 * fold-const.c (fold_binary): Use code instead of t.
848 * fold-const.c (optimize_minmax_comparison): Take decomposed
849 arguments code, type, op0, and op1 instead of t.
850 (fold_binary): Update a call to optimize_minmax_comparison.
852 * fold-const.c (fold_range_test): Take decomposed arguments
853 code, type, op0, and op1 instead of t.
854 (fold_binary): Update a call to fold_range_test.
856 * fold-const.c (fold_binary_op_with_conditional_arg): Take
857 decomposed arguments code, type, op0, and op1 instead of t.
858 (fold_binary): Update a call to fold_range_test.
860 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
862 * fold-const.c (fold_binary): Avoid directly using the original
863 expression t as much as possible.
865 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
867 * c-semantics.c (build_stmt): Use TYPE_P instead of
868 IS_NON_TYPE_CODE_CLASS.
869 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
870 (NON_TYPE_CHECK): Use TYPE_P instead of
871 IS_NON_TYPE_CODE_CLASS.
873 * fold-const.c (fold): Remove handling of binary expressions.
875 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
877 * doc/c-tree.texi: Wrap comments in @r{}.
878 * doc/cpp.texi: Likewise.
879 * doc/cppinternals.texi: Likewise.
880 * doc/extend.texi: Likewise.
881 * doc/md.texi: Likewise.
882 * doc/objc.texi: Likewise.
883 * doc/sourcebuild.texi: Likewise.
884 * doc/tm.texi: Likewise.
887 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
889 * predict.c (apply_return_prediction): Standardize PHI chain
891 * tree-ssa.c (ssa_redirect_edge): Likewise.
893 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
894 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
897 * tree-phinodes.c (remove_phi_node): Drop the last argument.
898 * tree-flow.h: Adjust the prototype for remove_phi_node.
899 * lambda-code.c (perfect_nestify): Adjust a call to
902 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
903 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
905 * tree-ssa-dce.c (remove_dead_phis): Likewise.
906 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
907 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
908 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
910 * combine.c (simplify_and_const_int): Use gen_int_mode instead
911 of GEN_INT (trunc_int_for_mode (...)).
912 * loop-iv.c (iv_number_of_iterations): Likewise.
913 * postreload.c (reload_cse_move2add): Likewise.
914 * simplify-rtx.c (simplify_const_unary_operation,
915 simplify_const_binary_operation): Likewise.
916 * stor-layout.c (get_mode_bounds): Likewise.
918 * fold-const.c (fold_binary): New.
919 (fold): Call fold_binary on binary expressions.
921 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
923 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
924 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
925 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
926 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
927 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
929 2005-03-04 Devang Patel <dpatel@apple.com>
931 PR tree-optimization/18815
932 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
933 loops with zero exit edges.
935 2005-03-04 Devang Patel <dpatel@apple.com>
937 * doc/invoke.texi: Remove reference to webpage that does not exist.
939 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
940 Joseph S. Myers <joseph@codesourcery.com>
943 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
944 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
945 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
946 * pa.c (get_plabel): Change argument to symbol_ref. Call
947 maybe_get_identifier instead of get_identifier.
948 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
949 (struct deferred_plabel): Replace name field with symbol field.
950 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
951 ASM_OUTPUT_EXTERNAL_REAL is defined.
952 (output_global_address): Use output_addr_const for output of all
954 (output_deferred_plabels): Use symbol_ref instead of name for address
956 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
957 ASM_OUTPUT_SYMBOL_REF): New macros.
958 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
960 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
963 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
965 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
966 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
968 2005-03-04 Jeff Law <law@redhat.com>
970 * basic-block.h (rediscover_loops_after_threading): Declare.
971 * tree-ssa-dom.c: Include cfgloop.h.
972 (tree_ssa_dominator_optimize): Discover loops and some basic
973 properties. Remove forwarder blocks recreated by loop header
974 canonicalization. Also mark backedges in the CFG.
975 * tree-ssa-threadupdate.c: Include cfgloop.h
976 (rediscover_loops_after_threading): Define.
977 (struct local_info): New field, JUMP_THREADED.
978 (prune_undesirable_thread_requests): New function.
979 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
980 then record that fact for the callers of redirct_edges.
981 (thread_block): If BB has incoming backedges, then call
982 prune_undesirable_thraed_requests. Note when we are
983 going to have to rediscover loop information. Return a
984 boolean indicating if any jumps were threaded.
985 (thread_through_all_blocks): Bubble up boolean indicating
986 if any jumps were threaded.
987 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
988 (tree-ssa-threadupdate.o): Similarly.
990 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
992 * fold-const.c (fold_ternary): Unroll the "for" loop to
995 2005-03-04 Andrew Haley <aph@redhat.com>
997 * unwind-dw2-fde-glibc.c (struct
998 unw_eh_callback_data.check_cache): New field.
999 (frame_hdr_cache): New.
1000 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1001 Cache frame header info.
1003 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1005 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1006 (print_c_condition): Declare.
1007 * read-rtl.c (ptr_loc): New structure.
1008 (ptr_locs, ptr_loc_obstack, joined_conditions)
1009 (joined_conditions_obstack): New variables.
1010 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1011 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1012 (join_c_conditions, print_c_condition): New functions.
1013 (apply_macro_to_string): Associate the new string with the same
1014 source location as the old one.
1015 (add_condition_to_string): Use join_c_conditions.
1016 (read_string): Use set_rtx_ptr_loc to record a filename and line
1017 number for the string.
1018 (read_rtx): Initialize the new variables above.
1019 * genattrtab.c (write_test_expr, write_attr_value): Use
1021 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1022 comment above the GCC_VERSION check.
1023 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1024 Inline the definition of MAYBE_EVAL.
1025 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1026 * genoutput.c (process_template): Likewise.
1027 * genpreds.c (write_predicate_subfunction): Likewise.
1028 (write_predicate_expr): Use print_c_condition.
1029 * genrecog.c (write_cond): Likewise.
1030 * gensupport.c (process_rtx): Use join_c_conditions to join the
1031 conditions of a define_insn_and_split. Record a source location
1032 for the string after the "&&".
1033 (alter_test_for_insn): Use join_c_conditions.
1035 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1038 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1039 PR tree-optimization/15784
1040 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1043 2005-03-04 Ben Elliston <bje@au.ibm.com>
1045 * gcc.c (option_map): Add --coverage.
1046 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1047 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1048 * config/darwin.h: Pass -lgcov for `coverage'.
1049 * doc/invoke.texi (Debugging Options): Document --coverage.
1051 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1053 * gcse.c (bypass_block): Use find_edge wherever possible.
1055 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1059 * c-opts.c (c_common_parse_file): Call start_source_file
1060 and end_source_file at the approriate times.
1062 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1063 the main file, it will be done for us now.
1065 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1067 * fold-const.c (fold_ternary): New.
1068 (fold): Call fold_ternary on ternary expressions. Remove
1069 handling of ternary expressions.
1071 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1073 PR tree-optimization/15784
1074 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1077 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1079 * config/rs6000/predicates.md (branch_comparison_operator):
1080 Convert from C block to conditional format.
1082 2005-03-03 Jan Hubicka <jh@suse.cz>
1084 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1085 and non-constant public variables.
1087 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1089 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1092 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1095 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1096 calls to release_ssa_name and release_phi_node.
1098 * fold-const.c (fold): Remove handling of unary expressions.
1100 * fold-const.c (fold_unary): Avoid directly using the original
1101 expression t as much as possible.
1103 2005-03-03 Roger Sayle <roger@eyesopen.com>
1104 Andrew Pinski <pinskia@physics.uc.edu>
1106 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1107 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1109 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1111 Describe special registers SRP and MOF as allocatable registers.
1112 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1113 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1114 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1115 TARGET_HAS_MUL_INSNS.
1116 (cris_print_operand) <case 'd'>: New case.
1117 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1118 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1120 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1121 (REG_ALLOC_ORDER): Update for MOF.
1122 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1124 (GENERAL_REGS): No longer a define of ALL_REGS.
1125 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1126 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1128 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1129 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1130 (SECONDARY_RELOAD_CLASS): Define.
1131 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1132 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1133 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1134 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1135 (REGISTER_MOVE_COST): Define.
1136 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1137 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1138 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1139 (CRIS_MOF_REGNUM): New define_constants.
1140 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1142 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1144 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1145 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1146 Adjust for MOF being properly described as a register.
1147 (indir_to_reg_split): Name this split. Conditionalize on the
1148 destination register being a general register.
1149 (movei): Conditionalize on on operands 0 and 1 having the same
1152 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1155 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1156 -mcpu to override any other explicitly given flags.
1158 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1160 * recog.c (verify_changes, confirm_change_group): New functions,
1161 broken out of apply_change_group.
1162 (apply_change_group): Use them.
1163 * recog.h (verify_change, confirm_change_group): Declare.
1164 * rtl.h (redirect_jump_2): Declare.
1165 * jump.c (redirect_exp, invert_exp): Delete.
1166 (invert_exp_1): Take second parameter. Return value. Changed caller.
1167 (redirect_jump_2): New function, broken out of redirect_jump.
1168 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1169 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1170 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1172 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1174 * varasm.c (named_section): Use xstrdup rather than doing it by
1177 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1179 2005-03-02 Devang Patel <dpatel@apple.com>
1181 Undo PR tree-optimization/18815 fix.
1183 2005-03-02 Devang Patel <dpatel@apple.com>
1185 PR tree-optimization/18815
1186 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1187 loops with zero exit edges.
1189 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1191 * cfg.c (connect_src, connect_dest, disconnect_src,
1192 disconnct_dest): New.
1193 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1194 redirect_edge_pred): Use the new functions.
1196 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1197 free_dominance_info only when needed.
1199 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1202 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1203 (reg_or_sub_cint64_operand): Same.
1205 2005-03-02 Jeff Law <law@redhat.com>
1207 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1208 CFG_ALTERED in the main DOM iteration loop.
1210 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1213 * varasm.c (initializer_constant_valid_p): Allow conversions
1214 between OFFSET_TYPEs. Tidy.
1216 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1218 * config/cris/cris.md ("return"): Remove epilogue delay list
1221 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1223 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1225 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1227 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1229 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1230 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1231 config/m68k/m68k.c, config/mips/mips.h,
1232 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1233 doc/include/gcc-common.texi: Update copyright.
1235 PR middle-end/18029 and PR middle-end/18030
1236 * expr.c (optimize_bitfield_assignment_op): Add a special case
1237 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1239 * fold-const.c (fold_unary): New.
1240 (fold): Call fold_unary on unary expressions.
1242 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1244 * cgraph.h (struct cgraph_edge): Add prev_caller and
1246 (cgraph_node_remove_callees): Export.
1247 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1249 (cgraph_edge_remove_callee): New function.
1250 (cgraph_edge_remove_caller): Likewise.
1251 (cgraph_remove_edge): Use.
1252 (cgraph_redirect_edge_callee): Likewise.
1253 (cgraph_node_remove_callees): New function.
1254 (cgraph_node_remove_callers): Likewise.
1255 (cgraph_remove_node): Use.
1256 * tree-optimize.c (tree_rest_of_compilation): Use
1257 cgraph_node_remove_callees instead of manual loop.
1258 * cgraphunit.c (cgraph_finalize_function): Likewise.
1259 (cgraph_expand_function): Likewise.
1260 (cgraph_remove_unreachable_nodes): Likewise.
1262 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1265 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1267 * c-decl.c (undeclared_variable): Take location as argument.
1268 * c-typeck.c (build_external_ref): Likewise.
1269 * c-parser.c (c_parser_postfix_expression): Pass location of
1270 identifier to build_external_ref.
1272 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1274 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1275 CCEQ mode for branch_positive_comparison_operator test.
1276 * config/rs6000/predicates (branch_comparison_operator): Revert to
1278 (scc_comparison_operator): Same.
1279 (branch_positive_comparison_operator): Same.
1281 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1283 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1284 (cris_delay_slots_for_epilogue): Remove.
1285 (save_last): Move into cris_target_asm_function_epilogue.
1286 (cris_target_asm_function_epilogue): Remove tests for file being
1288 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1289 (cris_delay_slots_for_epilogue): Remove prototypes.
1290 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1291 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1293 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1295 * config/rs6000/predicates.md (branch_comparison_operator): Change
1296 to define_special_predicate.
1297 (scc_comparison_operator): Same.
1298 (branch_positive_comparison_operator): Same.
1300 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1302 * Makefile.in (tree-ssa-sink.o): New.
1303 (OBJS-common): Add tree-ssa-sink.o.
1304 * common.opt: Add -ftree-sink
1305 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1306 * timevar.def (TV_TREE_SINK): new timevar.
1307 * tree-flow.h (is_hidden_global_store): Prototype.
1308 * tree-optimize.c (init_tree_optimization_passes): Add
1310 * tree-pass.h (pass_sink_code): New.
1311 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1312 for non-obvious global store store to is_hidden_global_store, and
1313 call that new function.
1314 * tree-ssa-sink.c: New file.
1315 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1316 * doc/passes.texi: Document forward store motion.
1317 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1318 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1319 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1320 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1322 2005-03-01 Per Bothner <per@bothner.com>
1324 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1325 and we have a non-zero column-number, add it to the message.
1326 Also factor out the diagnostic_kind_text.
1328 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1330 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1331 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1332 flow_loop_scan): Removed.
1333 (flow_loop_dump): Do not dump removed fields.
1334 (flow_loop_free): Do not free removed fields.
1335 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1336 (loop_exit_edge_p): New function.
1337 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1338 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1339 num_exits, exits_doms.
1340 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1341 LOOP_EDGES, LOOP_ALL): Removed.
1342 (flow_loop_scan): Declaration removed.
1343 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1344 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1346 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1347 (if_convert): Call flow_loops_find and flow_loops_free
1348 when calling mark_loop_exit_edges.
1349 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1350 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1351 free_dominance_info calls.
1352 * loop-init.c (flow_loops_find): Ditto.
1353 * passes.c (rest_of_handle_branch_prob): Ditto.
1354 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1355 * loop-unroll.c (analyze_insns_in_loop): Do not use
1357 * predict.c (predict_loops): Do not call flow_loop_scan.
1358 Use get_loop_exit_edges.
1359 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1360 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1361 Do not use EDGE_LOOP_EXIT.
1362 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1363 to bb_with_exit_edge_p.
1364 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1365 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1366 to bb_with_exit_edge_p.
1367 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1369 * tree-loop-linear.c (linear_transform_loops): Do not call
1370 flow_loop_scan. Use loop->single_exit.
1371 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1372 (vect_analyze_loop_form): Do not call flow_loop_scan.
1373 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1375 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1377 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1378 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1379 slpeel_tree_duplicate_loop_to_edge_cfg,
1380 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1381 Use loop_preheader_edge and loop->single_exit. Do not call
1384 2005-03-01 Nick Clifton <nickc@redhat.com>
1386 * config/arm/arm.c (thumb_find_work_register): Check all of the
1387 argument registers to see if they are free, and a couple of
1388 special cases where the last argument register but can be proved
1389 to be available during the function's prologue.
1390 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1391 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1392 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1394 (thumb_compute_save_reg_mask): Likewise. Also use
1395 thumb_find_work_register() to ensure that there is agreement about
1396 which work register is going to be used in the prologue.
1397 (thumb_output_function_prologue): Use unsigned long as the type
1398 for the register bit-mask. Also delay pushing the link register if
1399 other high registers are going to be pushed.
1400 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1401 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1402 redundant prototypes.
1404 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1407 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1408 and after reload in REG+REG indexed addresses without REG_POINTER
1409 set in the base and not set in the index.
1411 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1413 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1414 Don't undefine here.
1415 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1416 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1417 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1418 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1419 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1421 * config.gcc (sh*-*-linux*): Use config/linux.h.
1423 2005-02-28 Dale Johannesen <dalej@apple.com>
1424 Stan Shebs <shebs@apple.com>
1426 Rewrite of 64-bit Darwin structure-by-value pass/return.
1427 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1428 intoffset, use_stack, named.
1429 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1430 (rs6000_darwin64_record_arg_advance_flush): New.
1431 (rs6000_darwin64_record_arg_advance_recurse): New.
1432 (rs6000_darwin64_record_arg_flush): New.
1433 (rs6000_darwin64_record_arg_recurse): New.
1434 (rs6000_darwin64_record_arg): New.
1435 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1436 (function_arg_boundary): Handle 128-bit aligned structs.
1437 (function_arg_advance): Rewrite darwin64 struct handling.
1438 (function_arg): Call rs6000_darwin64_record_arg.
1439 (function_arg_partial_nregs): Handle darwin64 structs.
1440 (rs6000_darwin64_function_value): Remove.
1441 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1443 2005-02-28 Roger Sayle <roger@eyesopen.com>
1445 PR tree-optimization/20216
1446 * tree-chrec.c (tree_fold_factorial): Delete.
1447 (tree_fold_binomial): Change argument list to take a return type
1448 and change the type of K to unsigned int. Rewrite to avoid explicit
1449 evaluation of factorials, and (recursively) calling fold to perform
1450 compile-time arithmetic. Return NULL on (internal) overflow.
1451 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1452 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1453 if any intermediate calculation overflows.
1454 (chrec_apply): Update call to chrec_evaluate.
1456 2005-02-28 James E Wilson <wilson@specifixinc.com>
1458 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1460 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1463 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1464 instead of NULL_TREE on error.
1466 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1468 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1469 (EASY_VECTOR_15_ADD_SELF): Remove.
1470 (num_insns_constant_wide): Not static.
1471 (validate_condition_mode): Not static.
1472 (toc_relative_expr_p): Not static.
1473 (legitimate_indirect_address_p): Not static.
1474 (macho_lo_sum_memory_operand): Not static.
1475 (invalid_e500_subreg): Not static.
1476 (easy_vector_same): Not static.
1477 (easy_vector_splat_const): Not static.
1478 (RS6000_SYMBOL_REF_TLS_P): Remove.
1479 (any_operand): Delete.
1480 (any_parallel_operand): Delete.
1481 (count_register_operand): Delete.
1482 (altivec_register_operand): Delete.
1483 (xer_operand): Delete.
1484 (s8bit_cint_operand): Delete.
1485 (short_cint_operand): Delete.
1486 (u_short_cint_operand): Delete.
1487 (non_short_cint_operand): Delete.
1488 (exact_log2_cint_operand): Delete.
1489 (gpc_reg_operand): Delete.
1490 (cc_reg_operand): Delete.
1491 (cc_reg_not_cr0_operand): Delete.
1492 (reg_or_short_operand): Delete.
1493 (reg_or_neg_short_operand): Delete.
1494 (reg_or_aligned_short_operand): Delete.
1495 (reg_or_u_short_operand): Delete.
1496 (reg_or_cint_operand): Delete.
1497 (reg_or_arith_cint_operand): Delete.
1498 (reg_or_add_cint64_operand): Delete.
1499 (reg_or_sub_cint64_operand): Delete.
1500 (reg_or_logical_cint_operand): Delete.
1501 (got_operand): Delete.
1502 (got_no_const_operand): Delete.
1503 (easy_fp_constant): Delete.
1504 (easy_vector_constant): Delete.
1505 (easy_vector_constant_add_self): Delete.
1506 (zero_constant): Delete.
1507 (zero_fp_constant): Delete.
1508 (volatile_mem_operand): Delete.
1509 (offsettable_mem_operand): Delete.
1510 (mem_or_easy_const_operand): Delete.
1511 (add_operand): Delete.
1512 (non_add_cint_operand): Delete.
1513 (logical_operand): Delete.
1514 (non_logical_cint_operand): Delete.
1515 (mask_operand): Delete.
1516 (mask_operand_wrap): Delete.
1517 (mask64_operand): Delete.
1518 (mask64_2_operand): Delete.
1519 (and64_operand): Delete.
1520 (and64_2_operand): Delete.
1521 (and_operand): Delete.
1522 (reg_or_mem_operand): Delete.
1523 (lwa_operand): Delete.
1524 (symbol_ref_operand): Delete.
1525 (call_operand): Delete.
1526 (current_file_function_operand): Delete.
1527 (input_operand): Delete.
1528 (rs6000_nonimmediate_operand): Delete.
1529 (rs6000_tls_symbol_ref): Delete.
1530 (save_world_operation): Delete.
1531 (restore_world_operation): Delete.
1532 (load_multiple_operation): Delete.
1533 (store_multiple_operation): Delete.
1534 (vrsave_operation): Delete.
1535 (mfcr_operation): Delete.
1536 (mtcrf_operation): Delete.
1537 (lmw_operation): Delete.
1538 (stmw_operation): Delete.
1539 (branch_comparison_operator): Delete.
1540 (branch_positive_comparison_operator): Delete.
1541 (scc_comparison_operator): Delete.
1542 (trap_comparison_operator): Delete.
1543 (boolean_operator): Delete.
1544 (boolean_or_operator): Delete.
1545 (min_max_operator): Delete.
1546 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1547 (EASY_VECTOR_15): Moved to here.
1548 (EASY_VECTOR_15_ADD_SELF): Move to here.
1549 (PREDICATE_CODES): Delete.
1550 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1551 Declare functions no longer static.
1552 * config/rs6000/predicates.md: New.
1553 * config/rs6000/rs6000.md: Include predicates.md
1555 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1557 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1558 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1560 * cfgrtl.c (need_fake_edge_p): Likewise.
1561 * combine.c (distribute_notes): Likewise.
1562 * emit-rtl.c (try_split): Likewise.
1563 * recog.c (peephole2_opimize): Likewise.
1564 * reg-notes.def (ALWAYS_RETURN): Remove.
1565 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1566 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1567 * tree.h (ECF_ALWAYS_RETURN): Remove.
1569 2005-02-28 Roger Sayle <roger@eyesopen.com>
1572 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1573 between different machine modes is never a "useless" conversion.
1575 2005-02-28 Geert Bosch <bosch@gnat.com>
1578 * doc/contrib.texi: List contributors for Ada front end
1580 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1582 * simplify-rtx.c (simplify_unary_operation_1,
1583 simplify_const_unary_operation): New, extracted from...
1584 (simplify_unary_operation): ... this one.
1585 (simplify_binary_operation_1,
1586 simplify_const_binary_operation): New, extracted from...
1587 (simplify_binary_operation): ... this one.
1588 * rtl.h (simplify_const_unary_operation,
1589 simplify_const_binary_operation): Add prototypes.
1591 2005-02-28 Julian Brown <julian@codesourcery.com>
1593 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1594 building libjava and caused PR regression/20228.
1596 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1599 * Makefile.in (host_subdir): New.
1600 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1601 * configure: Regenerate.
1603 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1605 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1606 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1607 installation directory first.
1609 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1612 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1613 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1614 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1615 * config/cris/cris.md: Tweak comments referring to Q.
1616 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1617 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1618 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1619 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1620 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1621 Insert spaces in constraints to align alternatives vertically for
1623 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1626 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1628 PR rtl-optimization/17728
1629 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1630 operand 0 from general_operand to move_dest_operand.
1632 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1634 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1635 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1636 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1637 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1639 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1641 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1642 * configure: Regenerate.
1643 * libada-mk.in: Remove CC; rename
1644 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1646 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1649 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1650 for the lhs, also walk over the tree. Likewise for rhs.
1652 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1654 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1655 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1656 Do not propagate value of iv before increment over the increment.
1658 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1660 * c-parser.c: New file.
1661 * c-parse.in: Remove.
1662 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1664 (c-parser.o): Add dependencies.
1665 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1666 maintainer-clean, TAGS): Update.
1667 * c-config-lang.in (gtfiles): Update.
1668 * gengtype-lex.l: Don't handle "@@".
1669 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1670 objc_build_synchronized, objc_begin_try_stmt,
1671 objc_begin_catch_clause, objc_finish_catch_clause,
1672 objc_build_finally_clause, objc_finish_try_stmt): New.
1673 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1675 (c_parse_init): Update comment.
1676 * c-decl.c (c_init_decl_processing): Update comment.
1677 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1678 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1679 new c_declspecs members.
1681 2005-02-25 Julian Brown <julian@codesourcery.com>
1683 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1684 from being used for symbols with vague linkage when
1685 HAVE_GAS_COMDAT_GROUP is true.
1687 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1689 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1691 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1694 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1695 (LIBGCC2_HAS_DF_MODE): New.
1696 (LIBGCC2_HAS_XF_MODE): New.
1697 (LIBGCC2_HAS_TF_MODE): New.
1698 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1699 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1700 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1701 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1702 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1703 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1704 and add _fixtfdi, _fixunstfdi, _floatditf
1705 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1706 L_fixunstfdi, L_floatditf.
1707 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1708 (LIBGCC2_HAS_TF_MODE): Define.
1710 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1712 PR tree-optimization/20204
1713 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1714 REWRITE_THIS_STMT markers on PHI nodes.
1715 (rewrite_initialize_block): Likewise.
1717 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1719 * version.c (version_string): Update to 4.1.
1721 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1723 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1724 Clarify that the alternative way doesn't work in GNU C++.
1726 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1728 PR tree-optimization/19937
1729 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1730 to the type of the induction variable.
1732 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1734 PR rtl-optimization/20117
1735 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1736 the block including noncopyable insn.
1738 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1740 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1741 calls to find_reg_note.
1743 2005-02-24 Richard Henderson <rth@redhat.com>
1746 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1749 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1751 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1752 vector types if to use base reg for misaligned non-word ld/std.
1754 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1757 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1758 dwarf2 label manually and put it after, not before the prologue.
1760 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1763 * reload.c (operands_match_p): Only increment register number for
1764 SCALAR_INT_MODE_P modes in multiple hard registers.
1766 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1769 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1771 * ChangeLog.5: Fix log message typo(s).
1772 * ChangeLog.7: Likewise.
1773 * ChangeLog.tree-ssa: Likewise.
1774 * cfgexpand.c: Fix comment typo(s).
1775 * conflict.c: Likewise.
1776 * defaults.h: Likewise.
1777 * dwarf2out.c: Likewise.
1779 * ggc-page.c: Likewise.
1780 * tree-eh.c: Likewise.
1781 * tree-ssa-dom.c: Likewise.
1783 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1786 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1787 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1788 if SHARED is defined.
1791 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1792 allow splitting only if operands 0 and 3 don't overlap.
1794 2005-02-24 Richard Henderson <rth@redhat.com>
1797 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1798 (fold_builtin_1): Call them.
1799 * fold-const.c (fold_complex_mult_parts): Split out from ...
1800 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1801 (fold_complex_div_parts, fold_complex_div): New.
1803 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1805 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1807 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1808 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1810 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1811 (print_node): Likewise.
1812 Print TYPE_SIZES_GIMPLIFIED.
1814 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1816 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1817 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1818 operands as commutative in constraints.
1820 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1822 * tree-into-ssa.c: Re-organize internal functions.
1824 2005-02-24 Richard Henderson <rth@redhat.com>
1827 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1829 * common.opt (fcx-limited-range): New.
1830 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1831 * toplev.c (flag_complex_method): Initialize to 1.
1832 (process_options): Set flag_complex_method to 0 if
1833 flag_cx_limited_range.
1834 * doc/invoke.texi (-fcx-limited-range): New.
1836 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1838 * cse.c (delete_trivially_dead_insns): Speed up by using
1839 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1842 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1844 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1845 functions when -mid-shared-library is being used.
1847 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1849 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1850 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1851 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1852 * system.h: Poison LINK_LIBGCC_SPECIAL.
1854 2005-02-23 James E Wilson <wilson@specifixinc.com>
1856 * gengtype.c (note_insn_name): Make 1 element larger.
1858 2005-02-23 Roger Sayle <roger@eyesopen.com>
1861 PR rtl-optimization/20097
1862 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1863 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1865 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1867 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1868 * t-aix52 (SHLIB_INSTALL): Same.
1870 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1872 * genpreds.c: Update copyright.
1874 2005-02-23 Michael Beach <michaelb@ieee.org>
1877 * config/sparc/t-elf (startup files): Assemble with CPP.
1879 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1881 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1882 (write_predicate_expr): Likewise.
1884 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1886 PR tree-optimization/20100
1887 PR tree-optimization/20115
1888 * tree-optimize.c (init_tree_optimization_passes): Remove
1889 pass_maybe_create_global_var.
1890 * tree-pass.h (pass_maybe_create_global_var): Remove.
1891 * tree-ssa-alias.c (aliases_computed_p): Declare.
1892 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1893 (count_calls_and_maybe_create_global_var): Remove.
1894 (pass_maybe_create_global_var): Remove.
1895 (init_alias_info): Do not declare aliases_computed_p.
1896 (maybe_create_global_var): If the function contains no
1897 call-clobbered variables and a mix of pure/const and regular
1898 function calls, create .GLOBAL_VAR.
1899 Mark all call-clobbered variables for renaming.
1900 (merge_pointed_to_info): Update comment.
1901 (add_pointed_to_var): Likewise.
1902 (is_escape_site): Likewise.
1903 Accept struct alias_info * instead of size_t *.
1905 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1907 * tree-ssa-operands.c (get_call_expr_operands): If
1908 ALIASES_COMPUTED_P is false, do not add call-clobbering
1910 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1911 (delete_tree_ssa): Likewise.
1913 2005-02-22 James E Wilson <wilson@specifixinc.com>
1915 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1916 (do_compile): Do call it here.
1918 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1920 PR rtl-optimization/20017.
1921 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1922 rest_of_handle_cse2, rest_of_handle_gcse): Call
1923 delete_dead_jumptables immediately before calling cleanup_cfg.
1925 2005-02-22 Devang Patel <dpatel@apple.com>
1928 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1931 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1933 * config/rs6000/aix.h (WINT_TYPE): Define.
1935 2005-02-22 Stan Shebs <shebs@apple.com>
1937 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1938 natural alignment for 64-bit Darwin.
1939 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1941 * doc/invoke.texi: Document this.
1943 2005-02-22 DJ Delorie <dj@redhat.com>
1945 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1946 to make_[un]signed_type, not the mode itself.
1948 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1950 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1951 not available. Use tail calls wherever possible.
1952 (make_edge): Call unchecked_make_edge to create an edge.
1954 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1955 (coalesce_ssa_name): Don't check for
1956 SSANORM_USE_COALESCE_LIST.
1957 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1959 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1961 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1962 (rewrite_into_ssa): ... here.
1964 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1966 PR tree-optimization/19786
1967 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1968 tag to another's may-alias bitmap when adding to the other's list.
1970 2005-02-21 DJ Delorie <dj@redhat.com>
1972 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1973 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1974 registers in unsupported ways.
1975 * expmed.c (init_expmed): Likewise.
1977 2005-02-21 Stan Cox <scox@redhat.com>
1979 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1981 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1983 * tree-cfg.c (fold_cond_expr_cond): New.
1984 (make_edges): Call fold_cond_expr_cond.
1985 (find_taken_edge): Accept nothing but INTEGER_CST.
1986 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1988 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1990 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1991 that do not belong to any basic block.
1993 2005-02-21 Jeff Law <law@redhat.com>
1995 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1998 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2000 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2001 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2002 Adjust their definitions.
2003 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2004 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2006 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2007 genautomata.c, langhooks.c, langhooks.h, system.h,
2008 config/arm/lib1funcs.asm: Update copyright.
2010 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2012 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2014 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2017 * doc/install.texi: Document --with-gc.
2019 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2021 * simplify-rtx.c (simplify_unary_operation): Add a missing
2024 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2026 PR tree-optimization/18663
2027 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2028 if the type has variable bounds.
2030 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2032 * gcse.c: Remove an obsolete comment.
2034 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2036 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2038 * doc/extend.texi (Function Attributes) <Attribute const>: The
2039 attribute "pure" is below this text, not above.
2041 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2043 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2044 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2045 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2047 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2050 * langhooks.h (struct lang_hooks): Add to_target_charset.
2051 * langhooks.c (lhd_to_target_charset): New function.
2052 * langhooks-def.h: Declare lhd_to_target_charset.
2053 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2054 (LANG_HOOKS_INITIALIZER): Update.
2055 * c-common.c (c_common_to_target_charset): New function.
2056 * c-common.h: Declare it.
2057 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2058 c_common_to_target_charset.
2060 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2061 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2063 * system.h: Poison them.
2064 * doc/tm.texi: Don't discuss them.
2065 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2066 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2067 (pp_c_char): Do not attempt to generate letter escapes for
2069 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2070 * config/mips/mips.c (mips_output_ascii): Likewise.
2072 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2074 PR tree-optimization/19951
2075 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2078 2005-02-19 Steven Bosscher <stevenb@suse.de>
2081 * function.h (struct function): New field `max_loop_depth'.
2082 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2083 (flow_loops_find): Reset the max loop depth count before finding loops.
2084 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2085 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2086 (calculate_global_regs_live): Make sure the loop will terminate
2087 when the initial sets are not empty.
2089 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2091 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2093 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2095 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2098 * doc/invoke.texi: Remove documentation of %M spec.
2100 (init_spec): Remove %M suffix from -lgcc_s.
2101 (do_spec_1): Remove 'M' case.
2102 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2103 to put shared libraries in the multilib directory. Remove the
2104 shlib_so_soname substitution variable. Don't add a multilib encoding
2105 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2106 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2107 SHLIB_INSTALL as well as SHLIB_LINK.
2108 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2109 (SHLIB_NAME): Delete.
2110 (SHLIB_DIR): New macro.
2111 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2112 (SHLIB_INSTALL): Adjust accordingly.
2113 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2114 * config/t-slibgcc-sld: Likewise.
2115 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2116 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2117 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2119 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2120 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2121 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2122 Use @shlib_base_name@ instead of @shlib_so_name@.
2123 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2124 and @shlib_base_name@.so in @multilib_dir@.
2125 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2126 to the install path.
2127 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2128 (SHLIB_LINK): Remove previous workaround.
2129 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2130 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2131 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2133 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2134 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2135 (SHLIB_INSTALL): Adjust accordingly.
2136 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2137 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2138 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2139 config/t-slibgcc-elf-ver.
2141 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2142 Jakub Jelinek <jakub@redhat.com>
2144 PR tree-optimization/19828
2145 * tree-ssa-loop-im.c: Add a TODO comment.
2146 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2147 without side-effects.
2149 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2151 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2154 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2156 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2157 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2158 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2160 (ia64_reorg): Delete fixup_errata call.
2161 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2162 (TARGET_SWITCHES): Delete -mb-step entry.
2164 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2167 * c-typeck.c (composite_type): Handle quals in transparent unions.
2168 (type_lists_compatible_p): Likewise.
2170 2005-02-18 Stan Shebs <shebs@apple.com>
2172 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2173 expressions in the .literal8 section.
2175 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2177 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2179 2005-02-18 Roger Sayle <roger@eyesopen.com>
2181 * fold-const.c (constant_boolean_node): Always create values of the
2182 specified type, don't bother calling truthvalue_conversion.
2184 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2186 * except.c (output_function_exception_table): Call
2187 assemble_external_libcall (eh_personality_libfunc).
2189 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2192 * config/ia64/ia64.h (struct machine_function): Add state_num.
2193 * config/ia64/ia64.c (process_epilogue,
2194 process_for_unwind_directive): Use new unwind state numbers each
2195 time rather than state 1.
2197 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2200 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2201 before the "*llgt_didi" pattern.
2203 2005-02-18 Jason Merrill <jason@redhat.com>
2205 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2207 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2209 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2210 (div0): Use it in place of ARM_FUNC_ALIAS.
2211 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2213 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2216 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2217 access, the lower bound of the array type if it exists.
2219 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2222 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2223 cases that are out-of-range for the index type.
2225 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2227 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2228 (estimate_case_costs): Don't call convert.
2229 * expmed.c (expand_shift): Likewise.
2230 (make_tree): Call fold_convert instead of convert.
2232 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2235 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2236 that ref to be marked MEM_READONLY_P doesn't have base that needs
2239 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2241 * genautomata.c (output_get_cpu_unit_code_func,
2242 output_cpu_unit_reservation_p): Don't generate old-style function
2245 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2248 PR tree-optimization/20009
2249 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2251 PR tree-optimization/18947
2252 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2253 inline, remove all nodes that are inlined into the extern inline
2256 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2258 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2259 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2260 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2261 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2264 2005-02-17 Roger Sayle <roger@eyesopen.com>
2266 PR tree-optimization/19917
2267 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2268 to be potentially trapping.
2270 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2272 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2274 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2276 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2277 tem becomes a local variable which is set to the value of the
2278 back end defined INITIAL_FRAME_ADDRESS macro.
2279 (expand_builtin_frame_address): Omit the base parameter to
2280 expand_builtin_return_addr.
2281 (expand_builtin_profile_func): Likewise.
2282 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2283 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2284 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2286 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2288 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2289 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2290 * config/frv/frv.c (frv_function_epilogue): Likewise.
2292 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2294 * lambda-code (perfect_nestify): Remove mark/unmark
2296 * tree-loop-linear.c (linear_transform_loops): Add
2297 rewrite_into_ssa call so that ssa is correct for
2298 rewriting into loop closed.
2300 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2302 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2303 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2305 * bt-load.c (btr_def_live_range, combine_btr_defs,
2306 migrate_btr_def, migrate_btr_defs): Likewise.
2307 * cfgcleanup.c (thread_jump): Likewise.
2308 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2309 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2310 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2311 df_rd_local_compute, df_reg_info_compute): Likewise.
2312 * dominance.c (init_dom_info, free_dom_info): Likewise.
2313 * flow.c (init_propagate_block_info,
2314 free_propagate_block_info): Likewise.
2315 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2316 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2317 modify_reg_pav): Likewise.
2318 * loop-invariant.c (find_defs, find_invariant_insn,
2319 find_invariants, free_inv_motion_data): Likewise.
2320 * predict.c (tree_predict_by_opcode,
2321 estimate_bb_frequencies): Likewise.
2322 * stmt.c (expand_case): Likewise.
2323 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2324 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2325 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2326 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2327 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2328 rewrite_ssa_into_ssa): Likewise.
2329 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2330 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2331 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2332 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2333 * tree-sra.c (tree_sra): Likewise.
2334 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2335 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2336 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2337 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2338 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2339 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2341 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2342 calculate_live_on_entry, calculate_live_on_exit,
2343 build_tree_conflict_graph): Likewise.
2344 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2345 record_important_candidates, set_use_iv_cost, find_depends,
2346 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2347 tree_ssa_iv_optimize_finalize): Likewise.
2348 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2349 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2350 tree_duplicate_loop_to_header_edge): Likewise.
2351 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2352 * tree-ssa.c (verify_flow_insensitive_alias_info,
2353 verify_name_tags, verify_ssa, init_tree_ssa,
2354 delete_tree_ssa): Likewise.
2355 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2356 fini_ssanames): Likewise.
2357 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2359 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2361 * config/rs6000/t-rtems: Completely reworked.
2363 2005-02-17 Ira Rosen <irar@il.ibm.com>
2365 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2367 2005-02-17 Ira Rosen <irar@il.ibm.com>
2369 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2370 POINTER_TYPE_P when checking that type is a pointer.
2371 (vect_get_memtag): Remove.
2372 (vect_address_analysis): Use POINTER_TYPE_P. Call
2373 vect_object_analysis with dummy parameter for memtag.
2374 (vect_object_analysis): Extract memtag (functionality that
2375 used to be in vect_get_memtag and moved here). Fix printings.
2376 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2377 with correct parameters. Remove call to vect_get_memtag.
2379 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2381 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2382 (tree-vectorizer.o): Added missing dependencies.
2384 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2386 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2387 declaration in tree-vectorizer.c, now has an extern declaration in
2389 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2390 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2391 get_vectype_for_scalar_type, vect_is_simple_use,
2392 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2393 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2394 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2395 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2396 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2397 find_loop_location): Likewise.
2399 * tree-vectorizer.c (langhooks.h): #include removed.
2400 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2401 moved to tree-vectorized.h.
2402 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2403 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2404 get_vectype_for_scalar_type, vect_is_simple_use,
2405 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2406 vect_supportable_dr_alignment, new_loop_vec_info,
2407 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2408 vect_set_verbosity_level, find_loop_location): Likewise.
2410 (vect_analyze_loop): Function externalized. Declaration moved to
2411 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2412 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2413 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2414 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2415 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2416 vect_enhance_data_refs_alignment, vect_analyze_operations,
2417 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2418 vect_stmt_relevant_p, vect_get_loop_niters,
2419 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2420 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2421 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2422 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2423 vect_get_memtag): Likewise.
2425 (vectorizable_load): Function externalized. Declaration moved to
2426 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2427 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2428 vect_transform_loop): Likewise.
2429 (vect_transform_stmt): Moved to tree-vect-transform.c.
2430 (vect_align_data_ref, vect_create_destination_var,
2431 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2432 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2433 vect_get_vec_def_for_operand, vect_init_vector,
2434 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2435 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2436 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2437 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2438 vect_do_peeling_for_loop_bound): Likewise.
2440 * tree-vect-analyze.c: New file.
2441 * tree-vect-transform.c: New file.
2443 2005-02-17 Jason Merrill <jason@redhat.com>
2445 PR mudflap/19319, c++/19317
2446 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2449 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2451 * doc/install.texi (Specific): Update link for Darwin-specific
2454 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2456 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2457 constant_boolean_node.
2459 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2462 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2463 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2465 2005-02-16 Richard Henderson <rth@redhat.com>
2468 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2470 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2471 replace uses with Wtype_MAXp1_F.
2472 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2473 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2474 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2475 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2476 and HAVE_TFMODE as appropriate.
2477 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2478 (__floatdisf): Likewise.
2479 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2480 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2481 (Wtype_MAXp1_F): New.
2482 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2483 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2485 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2488 * arm.c (arm_apply_result_size): New function.
2489 * arm.h (APPLY_RESULT_SIZE): Define.
2490 * arm-protos.h (arm_apply_result_size): Add prototype.
2491 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2492 (movxf): New expand.
2493 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2494 (call_value_symbol): Remove predicate for operand 0.
2495 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2496 (untyped_call): Rework to correclty return values for any type.
2497 (untyped_return): New expand.
2498 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2500 2005-02-16 Stan Shebs <shebs@apple.com>
2502 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2503 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2505 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2507 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2508 configure settings on Solaris 7 and later.
2510 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2512 PR tree-optimization/19865
2513 * tree-optimize.c (init_tree_optimization_passes): Run
2514 pass_may_alias after pass_sra.
2516 2005-02-16 Richard Henderson <rth@redhat.com>
2517 Stuart Hastings <stuart@apple.com>
2520 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2521 Do nothing if debug info suppressed for this function.
2522 (dbxout_begin_function): Early exit if debug info suppressed for
2525 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2528 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2530 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2532 PR tree-optimization/19967
2533 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2534 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2535 argument TYPE. Adjust calls to fold_builtin_XXX.
2536 (expand_builtin, fold_builtin_1): Adjust calls to
2538 (fold_builtin_strchr, fold_builtin_strpbrk,
2539 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2540 result to a requested type TYPE.
2542 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2545 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2546 (T)x & (T)cst if (T)cst overflows.
2547 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2548 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2550 2005-02-15 Jeff Law <law@redhat.com>
2552 * gcse.c (blocks_with_calls): New bitmap.
2553 (alloc_gcse_mem): Allocate it.
2554 (free_gcse_mem): Free it.
2555 (clear_modifY_mem_tables): Clear it.
2556 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2557 when we encounter CALL_INSNs.
2558 (compute_transp, case MEM): Handle blocks with calls separate
2559 from blocks without calls. Use bitmap iterators rather than
2562 2005-02-15 Peter O'Gorman <peter@pogma.com>
2565 * mklibgcc.in (vis_hide): Use a temporary object file, not
2568 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2571 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2572 access optimization.
2574 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2575 Alan Modra <amodra@bigpond.net.au>
2578 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2579 (_xlqsub): Rename to __gcc_qsub.
2580 (_xlqmul): Rename to __gcc_qmul.
2581 (_xlqdiv): Rename to __gcc_qdiv.
2582 Provide versioned symbol aliases with old names.
2583 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2584 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2585 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2586 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2587 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2589 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2591 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2592 Fold ~(A - 1) and ~(A + -1) to -A.
2594 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2598 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2599 config/pa/pa-host.c:pa_gt_pch_use_address.
2601 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2603 * tree-vn.c (get_value_handle): Make sure that given an
2604 is_gimple_min_invariant expression, we always return it.
2606 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2608 * passes.c (rest_of_handle_gcse): Fix a comment.
2610 2005-02-15 Jeff Law <law@redhat.com>
2612 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2614 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2615 (canon_list_insert, record_last_mem_set_info): Similarly.
2616 (clear_modify_mem_tables): Similarly.
2618 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2620 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2621 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2622 config/mips/mips.md, config/rs6000/aix.h,
2623 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2625 2005-02-15 Richard Henderson <rth@redhat.com>
2627 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2628 call to be best_edge.
2630 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2632 * basic-block.h: Adjust the prototype for find_basic_blocks.
2633 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2634 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2637 * flow.c (recompute_reg_usage): Remove all arguments.
2638 * passes.c (rest_of_compilation): Adjust the call to
2639 recompute_reg_usage.
2640 * rtl.h: Adjust the prototype for recompute_reg_usage.
2642 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2644 * tree-dump.c (dump_files): Update to reflect new member
2646 (dump_register): Add new argument.
2648 (dump_switch_p_1): Check against glob name if doglob was passed.
2649 (dump_switch_p): Check against regular first, then glob if
2650 we didn't have any hits on the dump name.
2651 * tree-optimize.c (register_one_dump_file):
2652 Pass in glob name as well.
2653 * tree-pass.h (struct dump_file_info): Add glob
2656 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2658 PR preprocessor/16323
2659 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2661 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2664 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2665 (trunctfdf2_internal1): New.
2666 (trunctfdf2_internal2): Renamed from trunctfdf2.
2668 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2670 PR tree-optimization/19853
2671 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2673 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2675 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2676 delete_dead_jumptables and cleanup_cfg.
2678 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2680 * reload.c (find_reloads): Swap address_reloaded flags when
2681 swapping commutative operands.
2683 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2685 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2686 Use standard_iv_increment_position for computing the bsi position
2688 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2691 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2694 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2695 life range of hard registers.
2696 * value-prof.c (insn_prefetch_values_to_profile): Only
2699 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2700 profile in libcalls.
2702 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2704 * bitmap.h (bitmap_and_compl_into): Return bool.
2705 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2707 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2709 PR tree-optimization/19944
2710 * fold-const.c (fold): Re-add ABS_EXPR folding.
2712 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2715 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2716 {TARGET,MASK}_XL_COMPAT.
2717 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2719 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2720 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2722 (rs6000_arg_partial_bytes): Same.
2723 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2724 and XL compatibility enabled.
2725 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2726 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2727 test to final condition.
2728 (cmptf_internal2): New.
2729 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2730 xl-compat. Add TFmode information to description.
2732 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2734 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2736 2005-02-13 Jason Merrill <jason@redhat.com>
2739 * fold-const.c (fold_indirect_ref_1): Split out from...
2740 (build_fold_indirect_ref): Here.
2741 (fold_indirect_ref): New fn.
2742 * tree.h: Declare it.
2743 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2744 (gimplify_modify_expr_rhs): Likewise.
2745 (gimplify_expr): Likewise.
2747 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2749 PR tree-optimization/14303
2750 PR tree-optimization/15784
2751 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2752 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2753 ABS_EXPR<x> != 0 to x != 0.
2755 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2757 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2758 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2759 spelling conventions.
2761 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2762 delete_trivially_dead_insns too many times.
2764 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2767 2005-02-12 Ira Rosen <irar@il.ibm.com>
2769 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2770 (vect_is_simple_iv_evolution): Remove redundant parameter
2772 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2773 without last parameter.
2774 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2775 Return pointer step. Call vect_is_simple_iv_evolution without
2776 last parameter. Check only that the step is multiple of size
2777 type. Remove stmt_vinfo updates.
2778 (vect_get_memtag_and_dr): Remove.
2779 (vect_get_memtag): New function.
2780 (vect_address_analysis): New function.
2781 (vect_object_analysis): New function.
2782 (vect_analyze_data_refs): Call vect_object_analysis and
2783 vect_get_memtag. Update stmt_vinfo fields.
2785 2005-02-12 Ira Rosen <irar@il.ibm.com>
2787 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2788 exist and are objects. Remove checks for pointer.
2789 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2790 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2791 (vect_create_data_ref_ptr): Likewise.
2792 (vect_base_addr_differ_p): New function.
2793 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2794 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2795 Don't set the DR_BASE_NAME field of data-ref.
2796 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2798 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2800 * optabs.h (enum optab_index): Add new OTI_ldexp.
2801 (ldexp_optab): Define corresponding macro.
2802 * optabs.c (init_optabs): Initialize ldexp_optab.
2803 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2805 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2807 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2808 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2810 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2811 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2814 2005-02-12 Ira Rosen <irar@il.ibm.com>
2816 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2818 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2820 (vect_get_base_and_offset): Always return an address.
2821 (vect_create_addr_base_for_vector_ref): Remove treatment for
2822 different data reference types.
2823 (vect_compute_data_ref_alignment): Rename base to base_address in
2824 stmt_vec_info. Get the object in order to force its alignment.
2825 (vect_get_memtag_and_dr): Rename base to base_address in
2826 stmt_vec_info. Extract the object for memtag analysis.
2828 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2830 PR regression/19898.
2831 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2832 changes cc_status, use apply modified_in_p to part of cc_status
2833 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2836 2005-02-11 Richard Henderson <rth@redhat.com>
2838 * tree-complex.c (expand_complex_libcall): New.
2839 (expand_complex_multiplication): Use it for c99 compliance.
2840 (expand_complex_division): Likewise.
2841 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2843 * builtins.c (built_in_names): Remove const.
2844 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2846 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2847 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2848 (built_in_names): Remove const.
2849 * c-common.c (c_common_type_for_mode): Handle complex modes.
2850 * flags.h, toplev.c (flag_complex_method): Rename from
2851 flag_complex_divide_method.
2852 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2853 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2854 * libgcc2.h: Declare them.
2855 * libgcc-std.ver: Export them.
2856 * mklibgcc.in (lib2funcs): Build them.
2858 2005-02-11 Steven Bosscher <stevenb@suse.de>
2860 PR tree-optimization/19876
2861 Partially revert my change from 2005-01-14
2862 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2863 (compute_antic): ...and remove the loop here.
2865 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2868 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2869 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2871 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2872 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2874 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2876 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2877 offsets for the big-endian 32-bit case.
2879 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2881 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2883 2005-02-11 Dale Johannesen <dalej@apple.com>
2885 * cselib.c (cselib_process_insn): Clear out regs where
2886 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2887 * reload.c (find_equiv_reg): Ditto.
2889 2005-02-11 Ian Lance Taylor <ian@airs.com>
2891 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2894 * tree.c (build_function_type_list): Work correctly if there are
2897 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2899 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2900 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2901 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2902 TARGET_ZARCH instead of TARGET_64BIT.
2904 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2906 * config/rs6000/t-rtems:
2907 (MULTILIB_OPTIONS): Remove mcpu=602.
2908 (MUTLILIB_DIRNAMES): Remove m602.
2909 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2910 Let mcpu=602 match mcpu=603.
2911 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2913 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2915 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2918 2005-02-10 David Daney <ddaney@avtrex.com>
2920 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2921 * config/i386/linux-unwind.h: Likewise.
2922 * config/ia64/linux-unwind.h: Likewise.
2923 * config/mips/linux-unwind.h: Likewise.
2924 * config/pa/linux-unwind.h: Likewise.
2925 * config/rs6000/linux-unwind.h: Likewise.
2926 * config/s390/linux-unwind.h: Likewise.
2927 * config/sh/linux-unwind.h: Likewise.
2928 * config/sparc/linux-unwind.h: Likewise.
2930 2005-02-10 Steven Bosscher <stevenb@suse.de>
2932 PR tree-optimization/17549
2933 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2934 TER to replace a DEF with its expression if the DEF and the
2935 rhs of the expression we replace into have the same root
2938 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2940 * config/mips/mips.md: Fix the placement of the match_scratch in the
2943 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2945 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2948 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2950 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2951 (strip_offset): Handle addresses.
2952 (add_address_candidates): Use strip_offset.
2953 (difference_cost): Reflect strip_offset change.
2954 (force_var_cost, difference_cost): Strip nops.
2956 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2958 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2960 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2961 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2962 config/cris/cris-protos.h, config/cris/cris.c: Update
2965 2005-02-10 Jeff Law <law@redhat.com>
2967 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2968 (lookup_avail_expr): Similarly.
2970 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2972 * builtins.c (fold_builtin_powi): New function.
2973 (fold_builtin_1): Call it.
2975 2005-02-10 Steven Bosscher <stevenb@suse.de>
2977 PR documentation/19309
2978 * doc/cpp.texi: The __GNUC__ and related predefined macros
2979 are also defined for the "standalone" cpp.
2980 Some non-GCC compilers may also define __GNUC__.
2982 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2985 * c-typeck.c (common_type): New routine. Old common_type renamed
2987 (c_common_type): ...this.
2988 (build_conditional_expr, build_binary_op): Use c_common_type instead
2991 2005-02-10 Steven Bosscher <stevenb@suse.de>
2993 * doc/md.texi: Replace @samp{length} with @code{length}.
2995 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2997 PR tree-optimization/18687
2998 * tree-flow.h (find_loop_niter): Declare.
2999 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3000 Try using scev even for loops with more than one exit.
3001 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3002 (struct ivopts_data): Added niters field.
3003 (struct nfe_cache_elt): New.
3004 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3006 (tree_ssa_iv_optimize_init): Initialize niters cache.
3007 (determine_number_of_iterations): Removed.
3008 (find_induction_variables): Do not call determine_number_of_iterations.
3009 Access niters for single exit through niter_for_single_dom_exit.
3010 (add_iv_outer_candidates): Access niters for single exit through
3011 niter_for_single_dom_exit.
3012 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3013 number_of_iterations_cond.
3014 (iv_period): New function.
3015 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3016 (may_replace_final_value): Take data argument. Use
3017 niter_for_single_dom_exit.
3018 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3019 (rewrite_use_compare): Pass data to may_eliminate_iv.
3020 (rewrite_use_outer): Pass data to may_replace_final_value.
3021 (free_loop_data): Clean up the niters cache.
3022 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3023 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3024 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3025 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3026 (num_ending_zeros): Moved to tree.c.
3027 * tree.h (num_ending_zeros): Declare.
3028 * tree.c (num_ending_zeros): Moved from tree.c.
3030 2005-02-09 Richard Henderson <rth@redhat.com>
3032 * builtins.c (DEF_BUILTIN): Add COND argument.
3033 * tree.h (DEF_BUILTIN): Likewise.
3034 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3035 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3037 (DEF_BUILTIN_STUB): New.
3038 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3039 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3040 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3041 * c-common.c (DEF_BUILTIN): Add COND argument.
3042 * tree.c (local_define_builtin): New.
3043 (build_common_builtin_nodes): New.
3045 2005-02-09 Roger Sayle <roger@eyesopen.com>
3047 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3048 floating point expression ignoring the sign of the result.
3049 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3050 (fold) <MULT_EXPR>: Use it to simplify x*x.
3051 * tree.h (fold_strip_sign_ops): Prototype here.
3052 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3053 argument. Use fold_strip_sign_ops to simplify the first argument.
3054 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3055 first argument when the second argument is an even integer
3056 constant, but only with -funsafe_math_optimizations.
3057 (fold_builtin_1): Update call to fold_builtin_copysign.
3059 2005-02-09 Ian Lance Taylor <ian@airs.com>
3062 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3063 just check whether EH_FILTER_FAILURE falls through.
3065 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3067 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3068 insns return to ready list in the next turn.
3070 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3073 * builtins.def: New __builtin_powi[lf].
3074 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3075 (expand_builtin_powi): New function.
3076 (expand_builtin): Dispatch to expand_builtin_powi.
3077 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3078 * libgcc2.c: Add __builtin_powi[lf] implementation.
3079 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3080 * optabs.h: Add powi_optab.
3081 * optabs.c (init_optabs): Initialize powi_optab.
3082 * doc/extend.texi: Document __builtin_powi[lf].
3084 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3086 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3089 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3092 * fold-const.c (try_move_mult_to_index): Remove redundant
3093 type argument. Create ADDR_EXPR with correct type.
3094 (fold): Update callers of try_move_mult_to_index. Convert
3095 result to the appropriate type.
3097 2005-02-09 Roger Sayle <roger@eyesopen.com>
3100 * config/avr/avr.c (default_rtx_costs): Delete.
3101 (avr_operand_rtx_cost): New function.
3102 (avr_rtx_costs): Completely rewrite.
3104 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3107 * config/cris/cris.c (in_code): New variable.
3108 (cris_output_addr_const): Now a static function, a wrapper for
3110 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3111 case from old cris_output_addr_const.
3112 (cris_asm_output_label_ref): Similar for LABEL_REF.
3113 (cris_output_addr_const_extra): Similar for UNSPEC.
3114 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3115 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3116 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3118 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3119 (cris_asm_output_label_ref): Declare.
3121 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3123 PR preprocessor/19801
3124 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3125 filenames that changed when libcpp was moved to the toplevel.
3127 2005-02-07 Roger Sayle <roger@eyesopen.com>
3129 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3130 zero extensions of BImode operands. Call lowpart_subreg instead
3131 of gen_lowpart_common and gen_lowpart_SUBREG.
3133 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3136 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3137 * configure.ac: Set cc_for_cross_gnattools.
3138 * configure: Regenerate.
3140 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3143 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3145 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3148 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3149 of nested functions.
3151 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3153 * doc/extend.texi: Document deprecated extensions allowing
3154 static floating-point members to have initializers and allowing
3155 floating-point literals in integral constant expressions.
3157 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3159 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3160 config/darwin7.h, config/mips/mips.c,
3161 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3164 * cse.c: Update comments.
3166 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3169 * builtins.c (fold_builtin_sqrt): Transform
3170 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3173 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3174 Dorit Naishlos <dorit@il.ibm.com>
3176 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3177 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3178 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3180 * tree.h (vect_set_verbosity_level): New extern function declaration
3182 * tree-vectorizer.h (verbosity_levels): New enum type.
3183 * tree-vectorizer.c (vect_debug_stats): Function removed.
3184 (vect_debug_details): Likewise.
3185 (vect_verbosity_level): Global variable was defined and initialized.
3186 (vect_dump): Global variable definition.
3187 (vect_print_dump_info): New function.
3188 (vect_set_dump_settings): New function.
3189 (vect_set_verbosity_level): New function.
3190 (vectorize_loops): Add call to vect_set_dump_settings.
3192 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3193 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3194 (slpeel_tree_peel_loop_to_edge): Likewise.
3196 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3197 appropriate verbosity level instead of call to vect_debug_details
3198 or vect_debug_stats.
3199 (vect_get_base_and_offset):
3200 (vect_create_addr_base_for_vector_ref):
3201 (get_vectype_for_scalar_type):
3202 (vect_create_data_ref_ptr):
3204 (vect_get_vec_def_for_operand):
3205 (vect_finish_stmt_generation):
3206 (vectorizable_assignment):
3207 (vectorizable_operation):
3208 (vectorizable_store):
3209 (vectorizable_load):
3210 (vect_transform_stmt):
3211 (vect_update_ivs_after_vectorizer):
3212 (vect_do_peeling_for_loop_bound):
3213 (vect_update_inits_of_drs):
3214 (vect_do_peeling_for_alignment):
3215 (vect_transform_loop):
3216 (vect_is_simple_use):
3217 (vect_analyze_operations):
3218 (vect_is_simple_iv_evolution):
3219 (vect_analyze_scalar_cycles):
3220 (vect_analyze_data_ref_dependence):
3221 (vect_analyze_data_ref_dependences):
3222 (vect_compute_data_ref_alignment):
3223 (vect_enhance_data_refs_alignment):
3224 (vect_analyze_data_refs_alignment):
3225 (vect_analyze_data_ref_access):
3226 (vect_analyze_data_ref_accesses):
3227 (vect_analyze_pointer_ref_access):
3228 (vect_get_memtag_and_dr):
3229 (vect_analyze_data_refs):
3230 (vect_mark_relevant):
3231 (vect_stmt_relevant_p):
3232 (vect_mark_stmts_to_be_vectorized):
3233 (vect_can_advance_ivs_p):
3234 (vect_get_loop_niters):
3235 (vect_analyze_loop_form):
3236 (vect_analyze_loop):
3237 (vectorize_loops): Likewise.
3239 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3240 (vect_update_inits_of_drs):
3241 (vect_do_peeling_for_alignment):
3242 (vect_transform_loop):
3243 (vect_analyze_operations):
3244 (vect_analyze_scalar_cycles):
3245 (vect_analyze_data_ref_dependences):
3246 (vect_analyze_data_refs_alignment):
3247 (vect_analyze_data_ref_accesses):
3248 (vect_analyze_data_refs):
3249 (vect_mark_stmts_to_be_vectorized):
3250 (vect_get_loop_niters):
3251 (vect_analyze_loop_form):
3252 (vect_analyze_loop): Likewise.
3253 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3255 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3259 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3260 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3261 either -ffast-math or -funsafe-math-optimizations is in use.
3263 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3264 * config/mips/irix-csr.c: New file.
3265 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3266 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3267 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3270 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3272 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3273 redundant, incorrect definitions.
3275 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3277 ("*tls_indirect_call"): New, reference hard regs directly.
3278 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3280 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3282 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3283 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3285 2005-02-06 Roger Sayle <roger@eyesopen.com>
3287 PR rtl-optimization/19800
3288 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3289 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3292 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3294 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3296 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3299 * doc/invoke.texi: Correct documentation of -freorder-functions.
3301 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3304 * doc/invoke.texi: Don't mention gccbug.
3306 2005-02-06 Roger Sayle <roger@eyesopen.com>
3307 Andrew Pinski <pinskia@physics.uc.edu>
3308 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3310 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3311 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3312 into just (zero_extract:SI FOO (const_int 1) BAR).
3314 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3316 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3317 macro locally. Don't give last revision date. Use GCC version
3318 number from gcc-common.texi.
3319 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3320 revision date. Use GCC version number from gcc-common.texi.
3321 Describe being a library as current state rather than as 3.x
3323 * doc/gcc.texi: Remove last update date.
3324 * doc/gccint.texi: Likewise. Update copyright dates.
3325 * doc/install.texi: Update copyright dates.
3327 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3330 * doc/invoke.texi: Mention for each option included in -Wall that
3331 it is included in -Wall.
3332 * doc/gcc.texi: Update copyright and last modification date.
3334 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3336 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3337 unnecessary cast to original induction variable increments.
3339 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3341 PR tree-optimization/18219
3342 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3343 in distributed form.
3345 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3347 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3348 Set bitpos and offset later in the function. Do nothing if the
3349 target is a register and if the bitfield lies completely outside
3351 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3352 here. Return an uninitialised register if the source value is stored
3353 in a register and the bitfield lies completely outside that register.
3355 2005-02-06 Steven Bosscher <stevenb@suse.de>
3357 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3360 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3362 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3364 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3366 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3367 * config/darwin8.h: New.
3368 * config/darwin7.h: Update comment.
3370 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3371 Dorit Naishlos <dorit@il.ibm.com>
3373 * tree-vectorizer.h (LOC): New type.
3374 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3375 (loop_line_number): New field in struct _loop_vec_info.
3376 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3378 * tree-vectorizer.c (input.h): Included.
3379 (find_loop_location): New function.
3380 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3381 loop line number removed.
3382 (vect_debug_details): Likewise.
3383 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3385 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3386 call to vect_debug_details/stats changed from loop to loop_loc.
3387 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3388 (slpeel_tree_peel_loop_to_edge): Likewise.
3390 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3391 changed from NULL to UNKNOWN_LOC.
3392 (vect_get_base_and_offset):
3393 (vect_create_addr_base_for_vector_ref):
3394 (get_vectype_for_scalar_type):
3395 (vect_create_data_ref_ptr):
3397 (vect_get_vec_def_for_operand):
3398 (vect_finish_stmt_generation):
3399 (vectorizable_assignment):
3400 (vectorizable_operation):
3401 (vectorizable_store):
3402 (vectorizable_load):
3403 (vect_transform_stmt):
3404 (vect_update_ivs_after_vectorizer):
3405 (vect_do_peeling_for_loop_bound):
3406 (vect_do_peeling_for_alignment):
3407 (vect_transform_loop):
3408 (vect_is_simple_use):
3409 (vect_analyze_operations):
3410 (vect_is_simple_iv_evolution):
3411 (vect_analyze_scalar_cycles):
3412 (vect_analyze_data_ref_dependences):
3413 (vect_compute_data_ref_alignment):
3414 (vect_enhance_data_refs_alignment):
3415 (vect_analyze_data_ref_access):
3416 (vect_analyze_data_ref_accesses):
3417 (vect_analyze_pointer_ref_access):
3418 (vect_get_memtag_and_dr):
3419 (vect_analyze_data_refs):
3420 (vect_mark_relevant):
3421 (vect_stmt_relevant_p):
3422 (vect_mark_stmts_to_be_vectorized):
3423 (vect_can_advance_ivs_p):
3424 (vect_get_loop_niters):
3425 (vect_analyze_loop):
3426 (vectorize_loops): Likewise.
3428 (vectorizable_load): Argument in call to vect_debug_details/stats
3429 changed from loop to LOOP_LOC (loop_vinfo).
3430 (vect_transform_loop):
3431 (vect_analyze_operations):
3432 (vect_analyze_scalar_cycles):
3433 (vect_analyze_data_ref_dependence):
3434 (vect_enhance_data_refs_alignment):
3435 (vect_analyze_data_ref_accesses):
3436 (vect_analyze_pointer_ref_access):
3437 (vect_analyze_data_refs):
3438 (vect_analyze_loop): Likewise.
3440 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3441 changed from loop to loop_loc.
3443 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3445 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3446 Dorit Naishlos <dorit@il.ibm.com>
3448 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3450 (vect_analyze_data_ref_dependences): Likewise.
3452 (vect_is_simple_use): Argument changed from loop structure to
3453 loop_vect_info structure.
3454 (vect_can_advance_ivs_p): Likewise.
3455 (vect_create_index_for_vector_ref): Likewise.
3456 (vect_update_ivs_after_vectorizer): Likewise.
3457 (new_stmt_vec_info): Likewise.
3459 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3460 changed from loop to loop_vinfo.
3461 (vect_create_data_ref_ptr): First argument in call to
3462 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3463 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3464 was changed from loop to loop_vinfo.
3465 (vectorizable_operation): Likewise.
3466 (vectorizable_store): Likewise.
3467 (vect_mark_stmts_to_be_vectorized): Likewise.
3468 (vect_do_peeling_for_loop_bound): First argument in call to
3469 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3470 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3471 was changed from loop to loop_vinfo.
3472 (vect_analyze_data_ref_dependences): Third argument in call to
3473 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3475 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3476 (vect_create_data_ref_ptr): Likewise.
3477 (vect_init_vector): Likewise.
3478 (vect_get_vec_def_for_operand): Likewise.
3479 (vectorizable_assignment): Likewise.
3480 (vectorizable_operation): Likewise.
3481 (vectorizable_store): Likewise.
3482 (vectorizable_load): Likewise.
3483 (vect_update_ivs_after_vectorizer): Likewise.
3484 (vect_is_simple_use): Likewise.
3485 (vect_analyze_data_ref_dependence): Likewise.
3486 (vect_analyze_pointer_ref_access): Likewise.
3487 (vect_can_advance_ivs_p): Likewise.
3489 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3490 before _stmt_vec_info.
3491 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3492 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3493 (new_stmt_vec_info): Argument changed from loop structure to
3494 loop_vect_info structure
3496 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3497 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3498 (vect_create_addr_base_for_vector_ref): Likewise.
3499 (vect_analyze_pointer_ref_access): Likewise.
3501 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3504 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3505 phi flag if the phi is abnormal.
3507 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3510 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3511 information for the new statement.
3513 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3516 * gcc.c (main): Include the target in -v output.
3518 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3520 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3521 Do not drop the extend if we'd have to add a paradoxical subreg
3522 later. Include optabs.h and insn-codes.h.
3523 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3525 2005-02-02 Roger Sayle <roger@eyesopen.com>
3528 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3529 * fold-const.c (const_binop): Avoid constant folding floating
3530 point operations in modes that use composite representations.
3531 * simplify-rtx.c (simplify_binary_operation): Likewise.
3533 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3535 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3537 (altivec_dstt): Likewise.
3538 (altivec_dstst): Likewise.
3539 (altivec_dststt): Likewise.
3540 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3543 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3545 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3546 EXPR_LOCUS from orig_cond to the new cond_stmt.
3547 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3550 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3552 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3553 standard_iv_increment_position. Remove call to bsi_next
3554 (no need to bump the iterator anymore).
3555 (vect_create_index_for_vector_ref): Call
3556 standard_iv_increment_position. Remove second function argument.
3557 (vect_finish_stmt_generation): Remove call to bsi_next
3558 (no need to bump the iterator anymore).
3559 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3560 to vect_create_index_for_vector_ref.
3562 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3564 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3565 phis are used out of the loop.
3567 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3570 * c-decl.c (undef_nested_function): New variable.
3571 (pop_scope): Diagnose undefined nested functions.
3572 (finish_function): Don't attempt cgraph processing or genericizing
3573 if current top-level function contained an undefined nested
3574 function. Reset undef_nested_function at the end of a top-level
3577 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3579 * tree.c (build_int_cst_type): Take sign of the value into account
3580 when deciding whether sign extend the value.
3582 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3585 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3586 (cpp_options, cc1_options): Change %{std*&ansi} to
3587 %{std*&ansi&trigraphs}.
3589 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3591 * cse.c: Update comments.
3593 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3595 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3596 arguments go on the stack. Do not put complex doubles in odd/even
3599 2005-02-02 Steven Bosscher <stevenb@suse.de>
3601 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3602 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3603 -ftree-pre, and -fthread-jumps.
3605 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3607 PR tree-optimization/19578
3608 * tree-flow.h (modified_noreturn_calls): Declare.
3609 (noreturn_call_p): Declare.
3610 * tree-flow-inline.h (noreturn_call_p): New function.
3611 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3612 * tree-cfg.c (modified_noreturn_calls): New variable.
3613 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3614 that contain a mid-block noreturn call.
3615 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3617 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3619 * df.c (df_def_record_1, df_uses_record): Don't use
3621 * df.h (DF_FOR_REGALLOC): Remove.
3623 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3626 * c-typeck.c (really_start_incremental_init): Reset
3627 constructor_max_index for arrays of incomplete type.
3629 2005-02-02 Jeff Law <law@redhat.com>
3631 * gcse.c (struct reg_set): Store the block index where the register
3632 was set rather than the setting insn.
3633 (record_one_set, compute_transp): Corresponding changes.
3634 (pre_insert_copy_insn): Do not call replace_one_set.
3635 (replace_one_set): Remove.
3637 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3640 * doc/gcov.texi: Fix typo.
3642 2005-02-01 Richard Henderson <rth@redhat.com
3645 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3646 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3648 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3649 * config/i386/i386-protos.h: Update.
3651 2005-02-01 Steven Bosscher <stevenb@suse.de>
3653 PR tree-optimization/19217
3654 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3655 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3656 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3657 that it is walking a PHI node.
3659 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3661 * doc/extend.texi (Nested Functions): Update.
3663 2005-02-01 Richard Henderson <rth@redhat.com>
3666 * optabs.c (expand_copysign_absneg): Export.
3667 * optabs.h (expand_copysign_absneg): Declare.
3668 * config/rs6000/rs6000.md (copysigntf3): New.
3670 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3672 PR tree-optimization/19633
3673 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3674 * tree-ssa-alias.c (init_alias_info): Initialize.
3675 (merge_pointed_to_info): Set.
3676 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3677 (dump_points_to_info_for): Show value of pt_null.
3678 (struct count_ptr_d): Declare.
3679 (find_ptr_dereference): Remove.
3680 (ptr_is_dereferenced_by): Remove.
3681 (count_ptr_derefs): New local function.
3682 (count_uses_and_derefs): New local function.
3683 (compute_points_to_and_addr_escape): Call it. If the number
3684 of dereferences is greater than zero, mark the pointer as
3685 dereferenced. If there are fewer dereferences than uses of
3686 the pointer, the pointer's value escapes.
3688 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3690 PR tree-optimization/19670
3691 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3693 (verify_use): ... set it here, instead.
3695 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3697 * doc/sourcebuild.texi (Test directives): Fix formatting.
3699 * doc/sourcebuild.texi (Test directives): Describe selector
3702 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3704 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3705 specific 64-bit CPUs.
3707 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3710 * arm.c (arm_eliminable_register): New function.
3711 (adjacent_mem_locations): Don't allow eliminable registers. Use
3712 HOST_WIDE_INT for address offsets.
3713 * arm-protos.h (arm_eliminable_register): Add prototype.
3715 2005-02-01 Steven Bosscher <stevenb@suse.de>
3717 PR optimization/15242
3718 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3719 * basic-block.h (duplicate_computed_gotos): Add prototype.
3720 * bb-reorder.c (duplicate_computed_gotos): New function to
3721 duplicate sufficiently small blocks ending in a computed jump.
3722 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3723 if not optimizing for size.
3724 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3725 never do tail merging for blocks ending in a computed jump.
3726 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3728 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3730 Patch from Richard Sandiford <rsandifo@redhat.com>
3731 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3732 from inheriting a subreg equivalence with a non-spill register.
3734 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3736 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3738 * config/frv/frv.c (movcc_fp_destination_operand): New.
3739 (gpr_or_memory_operand): Fix typo in comment.
3740 (gpr_or_memory_operand_with_scratch): New.
3741 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3742 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3743 movcc_fp_destination_operand.
3744 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3745 Legitimize memory addresses using a scratch register.
3747 2005-01-31 Jeff Law <law@redhat.com>
3749 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3750 bitmap a sparse bitmap instead of a simple bitmap.
3751 (mark_def_sites_initialize_block): Corresponding changes.
3752 (ssa_mark_def_sites_initialize_block): Likewise.
3753 (ssa_mark_phi_uses): Likewise.
3754 (mark_def_site, ssa_mark_def_sites): Likewise.
3755 (mark_def_site_blocks): Likewise.
3756 (rewrite_ssa_into_ssa): Likewise.
3758 * tree-ssa-dom.c (record_cond): Pass correct variable type
3759 for last argument to htab_find_slot_with_hash.
3761 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3762 effects when optimizing 0 % X. Do not try to optimize X % 0.
3764 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3766 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3769 2005-02-01 Eric Christopher <echristo@redhat.com>
3771 * config/mips/mips.c (override_options): Warn if -mint64
3773 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3776 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3778 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3780 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3781 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3782 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3783 (cached_regno): Initialize to INVALID_REGNUM.
3784 (cse_reg_info_table_size,
3785 cse_reg_info_table_first_uninitialized,
3786 cse_reg_info_timestamp): New.
3787 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3789 (init_cse_reg_info, get_cse_reg_info_1): New.
3790 (get_cse_reg_info): Cache the last look-up.
3791 (new_basic_block): Update the code to clear mappings from
3792 registers to cse_reg_info entries.
3793 (cse_main): Call init_cse_reg_info.
3795 * cse.c (get_cse_reg_info): Update a comment.
3797 2005-01-31 Steven Bosscher <stevenb@suse.de>
3800 * c-decl.c (start_decl): Do not warn about arrays of elements with
3801 an incomplete type here.
3802 (grokdeclarator): Do it here by making a pedwarn an error.
3803 * c-typeck.c (push_init_level): If there were previous errors with
3804 the constructor type, do not warn about braces for initializers.
3805 (process_init_element): Likewise for excess initializer elements.
3807 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3809 * cse.c (delete_trivially_dead_insn): Don't iterate.
3811 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3813 * config/rs6000/rs6000.md (copysignsf3): New expand.
3814 (copysigndf3): Likewise.
3816 2005-01-31 Steven Bosscher <stevenb@suse.de>
3818 * recog.c (constrain_operands): Only look for earlyclobber operand
3819 conflicts if an '&' constraint was seen.
3821 2005-01-31 Marc Espie <espie@openbsd.org>
3823 * config.gcc: Don't include embedded systems fragment, switches default
3824 debugging format to ELF.
3825 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3826 longer pick it up there.
3828 2005-01-31 Dale Johannesen <dalej@apple.com>
3830 * doc/extend.texi (nested functions): Fix linkage description.
3831 Clarify that static is not allowed.
3833 2005-01-31 Dale Johannesen <dalej@apple.com>
3835 * config/rs6000/darwin.md (movsf_low_di): Make work.
3836 (movdf_low_di): Make work.
3838 2005-01-31 Dale Johannesen <dalej@apple.com>
3840 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3841 Make work for 64 bit.
3843 2005-01-31 Roger Sayle <roger@eyesopen.com>
3844 Dale Johannesen <dalej@apple.com>
3847 * fold-const.c (fold_binary_op_with_conditional_arg):
3848 Make types match original operands, before STRIP_NOPS.
3850 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3852 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3853 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3854 (struct gcc_sigcontext): Delete. Merge contents to..
3855 (struct gcc_ucontext): ..here.
3856 (get_sigcontext): Delete.
3857 (get_regs): New function, like get_sigcontext but return regs ptr.
3858 64-bit version finds regs from r1 to support vdso.
3859 (ppc_linux_aux_vector): New function.
3860 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3863 2005-01-31 Ira Rosen <irar@il.ibm.com>
3865 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3867 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3868 redundant fold. Fix misalignment for MINUS_EXPR.
3869 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3870 (vect_analyze_pointer_ref_access): Likewise.
3871 (vect_get_memtag_and_dr): Likewise.
3873 2005-01-31 Richard Henderson <rth@redhat.com>
3875 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3876 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3877 absnegdf2_i387, absnegxf2_i387): Likewise.
3879 2005-01-31 Richard Henderson <rth@redhat.com>
3882 * optabs.c (expand_copysign_absneg): New.
3883 (expand_copysign_bit): Split out from ...
3884 (expand_copysign): ... here. Use expand_copysign_absneg.
3886 2005-01-30 Roger Sayle <roger@eyesopen.com>
3889 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3890 constant as the second operand and a register as the third.
3892 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3895 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3896 that dllimport'd functions do not use all call-clobbered registers
3899 2005-01-30 Richard Henderson <rth@redhat.com>
3902 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3903 expand_abs_nojump and generalize. Use operand_subword and
3904 emit_no_conflict_block. Support large modes.
3905 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3907 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3908 negation to subtraction.
3909 (expand_copysign): Check that the format has signed zeros.
3910 Use operand_subword and emit_no_conflict_block. Support large modes.
3912 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3914 Fix PR tree-optimization/19624
3916 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3917 * tree-ssa-pre.c: Add cfgloop.h.
3919 (pre_stats): New member, constified.
3920 (inserted_exprs): New static variable.
3921 (NECESSARY): New macro.
3922 (create_expression_by_pieces): Fold the expression, and
3923 mark it as defaulting to not necessary. Also put in
3925 (fully_constant_expression): New function.
3926 (insert_into_preds_of_block): Modify to not insert phis when we
3927 are playing with induction variables.
3928 Push phis onto the inserted_exprs vector, and mark them as not
3929 necessary by default.
3930 (insert_aux): Call fully_constant_expression on eprime.
3931 If all edges produce the same value, mark it constant.
3932 (mark_operand_necessary): New function.
3933 (remove_dead_inserted_code): New function.
3934 (init_pre): Init loop optimizer to get loop info.
3935 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3936 (execute_pre): Commit edge inserts, then remove dead code.
3938 2005-01-30 Richard Henderson <rth@redhat.com>
3940 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3941 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3943 2005-01-30 Richard Henderson <rth@redhat.com>
3946 * config/i386/i386.c (ix86_expand_copysign): New.
3947 (ix86_split_copysign_const): New.
3948 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3949 rearrange op1/nmask operands.
3950 * config/i386/i386-protos.h: Update.
3951 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3952 (copysigndf3): Likewise.
3953 (copysignsf3_const, copysigndf3_const): New.
3954 (copysignsf3_var): Rename from copysignsf3, split out splitter
3955 and fix split predicate for X constraint.
3956 (copysigndf3_var): Similarly.
3958 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3960 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3961 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3962 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3964 2005-01-29 Richard Henderson <rth@redhat.com>
3967 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3968 of # and * in constraints.
3970 2005-01-29 Richard Henderson <rth@redhat.com>
3973 * expr.c (store_field): Don't strip sub-mode cast when the input
3974 data is even smaller.
3976 2005-01-29 Richard Henderson <rth@redhat.com>
3979 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3982 2005-01-29 Richard Henderson <rth@redhat.com>
3984 * combine.c (make_field_assignment): Fix argument order
3987 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3989 PR tree-optimization/15791
3990 * fold-const.c (extract_array_ref): New function.
3991 (fold): Fold comparisons between &a[i] and &a[j] or
3992 semantically equivalent trees.
3994 2005-01-29 Jeff Law <law@redhat.com>
3996 * gcse.c (insert_expr_in_table): Revamp handling of available
3997 and anticipatable occurrence lists to avoid unnecessary list
3999 (insert_set_in_table): Similarly.
4001 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4003 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4005 (c_build_qualified_type): Build qualified array types with
4006 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4007 * c-decl.c (c_make_fname_decl): Build unqualified array type
4008 before qualified type.
4009 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4010 type is qualified, not just if type itself is. Don't apply
4011 qualifiers to array type when declarator is processed. Apply
4012 qualifiers to field type whether or not it is an array type.
4013 Don't handle array types specially for applying qualifiers to
4015 * c-typeck.c (composite_type): Build unqualified element type and
4016 array type when forming composite of array types.
4017 (common_pointer_type, comptypes, comp_target_types,
4018 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4019 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4021 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4022 (args2) in variables a1 and a2.
4024 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4026 * cse.c (n_elements_made, max_elements_made): Remove.
4027 (insert): Don't touch n_elements_made.
4028 (cse_main): Don't touch n_elements_made or max_elements_made.
4030 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4033 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4034 configuration part of dp-bit.c to be lost.
4036 2005-01-28 Roger Sayle <roger@eyesopen.com>
4038 * expmed.c (expand_mult_highpart_optab): When attempting to use
4039 a non-widening multiplication in a wider mode, the operands need
4040 to be converted (zero or sign extended) to that mode.
4042 2005-01-28 Ian Lance Taylor <ian@airs.com>
4046 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4047 through if both operands fall through.
4049 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4051 * cse.c (fold_rtx) <PC>: Don't optimize.
4053 2005-01-28 Jeff Law <law@redhat.com>
4055 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4056 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4058 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4060 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4061 cse_reg_info_used_list_end): Remove.
4062 (cse_reg_info_list, cse_reg_info_list_free): New.
4063 (get_cse_reg_info): When allocating an instance of
4064 cse_reg_info, add it to the beginning of the cse_reg_info_list
4065 list. Remove code to maintain cse_reg_info_used_list.
4066 (new_basic_block): Reset the free list to the beginning of
4069 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4071 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4072 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4073 (frv_expand_mdpackh_builtin): New function.
4074 (frv_expand_builtin): Use it to expand __MDPACKH.
4075 * doc/extend.texi (__MDPACKH): Update documentation.
4077 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4079 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4080 SSE_FLOAT_MODE_P for use_sse computation.
4082 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4085 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4087 2005-01-27 Richard Henderson <rth@redhat.com>
4089 * builtins.c (expand_builtin_copysign): New.
4090 (expand_builtin): Call it.
4091 * genopinit.c (optabs): Add copysign_optab.
4092 * optabs.c (init_optabs): Initialize it.
4093 (expand_copysign): New.
4094 * optabs.h (OTI_copysign, copysign_optab): New.
4095 (expand_copysign): Declare.
4097 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4098 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4100 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4101 (ix86_expand_fp_absneg_operator): ... here.
4102 (ix86_split_copysign): New.
4103 * config/i386/i386-protos.h: Update.
4104 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4105 (copysignsf3, copysigndf3): New.
4107 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4108 (copysignsf3, ncopysignsf3): New.
4109 (copysigndf3, ncopysigndf3): New.
4110 (copysignxf3, ncopysignxf3): New.
4111 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4113 2005-01-27 Arend Bayer <arend.bayer@web.de>
4114 Kazu Hirata <kazu@cs.umass.edu>
4116 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4117 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4118 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4121 2005-01-27 Jeff Law <law@redhat.com>
4123 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4124 definitions of SSA_NAMEs which are not being rewritten.
4125 (rewrite_ssa_into_ssa): Only initialize the current definition
4126 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4127 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4128 SSA_NAMEs before returning.
4130 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4132 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4133 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4134 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4135 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4136 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4138 2005-01-27 Steven Bosscher <stevenb@suse.de>
4141 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4142 higher to -O2 and higher. Likewise for tree PRE.
4143 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4146 2005-01-27 Ian Lance Taylor <ian@airs.com>
4149 * gimple-low.c (try_catch_may_fallthru): New static function.
4150 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4151 * tree-inline.c (expand_call_inline): Don't warn about reaching
4152 the end of a non-void function being inlined if the function uses
4155 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4157 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4160 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4161 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4162 (implicitly_declare): Handle error_mark_node.
4164 2005-01-27 Richard Henderson <rth@redhat.com>
4167 * tree.h (struct tree_decl): Add debug_expr_is_from.
4168 (DECL_DEBUG_EXPR_IS_FROM): New.
4169 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4170 * dwarf2out.c (dwarf2out_var_location): Update to match.
4171 * tree-outof-ssa.c (create_temp): Likewise.
4172 * var-tracking.c (track_expr_p): Likewise.
4173 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4174 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4175 * toplev.c (default_tree_printer): Likewise.
4177 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4179 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4180 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4182 2005-01-27 Steven Bosscher <stevenb@suse.de>
4184 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4185 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4186 ASM_CLOBBERS): Add tree checks.
4188 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4189 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4190 * c-common.def (SWITCH_STMT): Update to match.
4191 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4192 macros instead of SWITCH_EXPR ones.
4193 * c-dump.c (c_dump_tree): Likewise.
4194 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4195 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4197 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4199 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4201 * unwind-dw2.c (execute_stack_op): Add missing cases for
4202 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4204 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4206 * config.gcc (Obsolete configurations): Remove 'dummy', add
4207 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4210 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4212 PR tree-optimization/19633
4213 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4215 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4216 are no call-clobbered variables.
4217 * tree-outof-ssa.c (check_replaceable): Return false for calls
4220 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4222 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4223 even for variables with NULL DECL_INITIAL.
4225 2005-01-26 Stuart Hastings <stuart@apple.com>
4227 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4229 2005-01-26 Richard Henderson <rth@redhat.com>
4232 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4234 * expr.c (store_field): Strip conversions to odd-bit-sized types
4235 if the destination field width matches.
4237 2005-01-26 Richard Henderson <rth@redhat.com>
4239 * c-decl.c, expmed.c, expr.c: Revert last change.
4241 2005-01-26 Richard Henderson <rth@redhat.com>
4244 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4246 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4247 if we don't need the bits above those present in the current mode.
4248 * expr.c (store_field): Strip conversions to odd-bit-sized types
4249 if the destination field width matches.
4251 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4253 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4254 either -ffast-math or -funsafe-math-optimizations is in use.
4256 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4260 * config/avr/avr.c (notice_update_cc): Only set condition code for
4261 ashrqi3 if shift count > 0.
4262 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4263 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4264 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4265 count <= 0 as a no-op, and shift count >= width by copying zero
4266 or sign bit to all bits of the result.
4267 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4268 count, with attribute "length" set to 0 and "cc" set to "none".
4270 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4272 * doc/invoke.texi: Document -mTLS.
4274 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4275 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4276 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4277 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4278 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4279 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4280 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4281 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4283 * configure.ac: Check for a TLS capable gas.
4285 * configure: Regenerate.
4287 2005-01-26 Richard Henderson <rth@redhat.com>
4290 * combine.c (make_field_assignment): Simplify store to zero_extract
4291 from a source with an overlapping mask.
4293 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4295 2004-11-11 Eric Christopher <echristo@redhat.com>
4297 * config/frv/frv.md: Add fr400_integer automaton. Don't
4298 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4301 2005-01-26 Steven Bosscher <stevenb@suse.de>
4304 * cfgbuild.c (make_edges): Do not clear or set
4305 current_function_has_computed_jump.
4306 * function.h (struct function): Remove the has_computed_jump field.
4307 (current_function_has_computed_jump): Do not define.
4308 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4309 in a computed jump. Ignore current_function_has_computed_jump.
4311 2005-01-26 Richard Henderson <rth@redhat.com>
4314 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4315 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4317 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4318 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4319 objects into static storage if they have more than one non-zero value.
4320 * tree.h (categorize_ctor_elements): Update decl.
4322 2005-01-26 Steven Bosscher <stevenb@suse.de>
4325 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4326 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4327 to this function from 2004-07-10.
4328 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4329 the current function for tail call optimizations if the address
4330 of one of it its arguments is taken.
4332 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4334 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4336 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4338 * function.c (expand_function_end): If current_function_calls_alloca,
4339 emit stack restore in a place that is reached when the function falls
4342 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4344 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4345 rule to avoid matching inappropriate suffix rule.
4347 2005-01-26 Jan Hubicka <jh@suse.cz>
4349 PR tree-optimization/19241
4350 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4352 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4354 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4355 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4357 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4358 <sim*>: Always use crt1.o, regardless of N in simN.
4359 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4360 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4361 (CRT_CALL_STATIC_FUNCTION): Remove.
4362 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4363 use crt1.o, regardless of N in simN.
4364 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4365 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4366 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4367 case isystem setting.
4368 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4370 2005-01-25 Ian Lance Taylor <ian@airs.com>
4372 * gimple-low.c (block_may_fallthru): Correct handling of
4373 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4375 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4377 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4378 handlers to match indentation; nested under the mtune=* handler.
4379 Similar for mcpu= and march=.
4381 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4383 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4384 * config/mips/linux64.h (LIB_SPEC): Likewise.
4385 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4386 * config/sh/linux.h (LIB_SPEC): Likewise.
4388 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4390 * config/frv/frv.c (frv_legitimize_tls_address): New.
4391 (TARGET_HAVE_TLS): Define.
4392 (FRV_SYMBOL_REF_TLS_P): Define.
4393 (frv_override_options): Handle new register classes.
4394 (frv_legitimate_address_p): Reject tls addresses.
4395 (frv_legitimize_address): Handle TLS addresses.
4396 (gen_inlined_tls_plt): New.
4398 (frv_legitimize_tls_address): New.
4399 (unspec_got_name): Add TLS entries.
4400 (got12_operand): Add R_FRV_TLSMOFF12 case.
4401 (frv_emit_move): Fixup TLS addresses.
4402 (frv_emit_movsi): Legitimize TLS addresses.
4404 * config/frv/frv.h (MASK_BIG_TLS): New.
4405 (TARGET_BIG_TLS): New.
4406 (HAVE_AS_TLS): Define.
4407 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4408 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4409 (REG_CLASS_NAMES): Same.
4410 (REG_CLASS_CONTENTS): Same.
4411 (CONSTRAINT_LEN): New.
4412 (REG_CLASS_FROM_CONSTRAINT): New.
4413 (PREDICATE_CODES): Add symbolic_operand.
4415 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4416 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4417 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4418 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4419 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4420 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4421 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4422 GR9_REG, GR14_REG, LRREG.
4423 (type): Add load_or_call attribute.
4424 ("load_or_call"): New reservation.
4425 ("call_gettlsoff"): New.
4426 ("tls_indirect_call"): New.
4427 ("tls_load_gottlsoff12"): New.
4428 ("tlsoff_hilo"): New.
4429 ("tls_tlsdesc_ldd"): New.
4430 ("tls_tlsoff_ld"): New.
4433 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4435 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4437 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4438 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4439 * config/frv/frv.c (TLS_BIAS): Define.
4440 (frv_output_dwarf_dtprel): New.
4442 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4444 PR rtl-optimization/19579
4445 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4446 both A and B, see if they don't clobber registers the other expr uses.
4448 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4450 * real.c (do_add): Initialize signalling and canonical members.
4452 * real.c (real_from_integer): Zero out destination.
4454 2005-01-18 Jan Hubicka <jh@suse.cz>
4456 PR tree-optimize/19337
4457 * tree-inline.c (initialize_inlined_parameters): Copy
4458 saved_static_chain_decl only.
4460 2005-01-25 Richard Henderson <rth@redhat.com>
4464 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4465 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4466 80387 enabled, to return a proper subclass. Return the subset that
4467 overlaps with GENERAL_REGS for PLUS.
4468 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4470 2005-01-25 Richard Henderson <rth@redhat.com>
4473 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4475 2005-01-25 Roger Sayle <roger@eyesopen.com>
4477 * expmed.c (choose_multiplier): Change interface to return the
4478 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4479 (expand_divmod): Update calls to choose_multiplier.
4481 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4484 * expmed.c (extract_bit_field): Use adjust_address instead of
4485 gen_lowpart when op0 is a MEM.
4487 2005-01-24 Steven Bosscher <stevenb@suse.de>
4489 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4491 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4493 * config/mips/irix-csr.c: New file.
4494 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4495 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4496 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4499 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4502 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4503 sparc/elf.h, add sparc/sp-elf.h.
4504 (sparc-*-rtems*): Likewise.
4505 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4506 tm-dwarf2.h, add sparc/sp-elf.h.
4507 (sparc86x-*-elf): Likewise.
4508 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4509 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4510 TARGET_OS_CPP_BUILTINS.
4511 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4512 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4514 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4515 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4516 (SWITCH_TAKES_ARG): Likewise.
4517 (LOCAL_LABEL_PREFIX): Likewise.
4518 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4519 (TARGET_N_FORMAT_TYPES): Delete.
4520 (TARGET_FORMAT_TYPES): Likewise.
4521 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4522 * config/sparc/elf.h: Delete.
4523 * config/sparc/sp-elf.h: New file.
4525 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4527 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4528 * tree-flow.h: Remove the corresponding prototype.
4529 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4530 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4532 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4535 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4536 for AIX ABI or ELF -fPIC.
4537 (rs6000_emit_load_toc_table): Don't create toc_section here.
4538 (rs6000_xcoff_file_start): Nor here.
4540 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4542 * sh.c (ra.h): Don't #include.
4543 (hard_regs_intersect_p): New function, resurrected from ra.c.
4545 * sh.c: Fix 1996 Copyright.
4547 2005-01-24 Richard Henderson <rth@redhat.com>
4548 Aldy Hernandez <aldyh@redhat.com>
4550 * regrename.c (note_sets): Handle subregs.
4552 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4555 * genconditions.c (write_header, write_conditions): Elide file if
4558 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4560 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4561 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4564 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4566 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4567 expand_builtin_printf, expand_builtin_fprintf,
4568 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4569 checking against POINTER_TYPE.
4570 (validate_arglist): Handle POINTER_TYPE code by checking
4573 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4575 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4577 (for_each_rtx): Call for_each_rtx_1.
4578 * rtl.h (init_rtlanal): Declare.
4579 * toplev.c (backend_init): Call init_rtlanal.
4581 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4583 * flow.c (propagate_one_insn): Formatting.
4586 * flow.c (libcall_dead_p): Be more conservative if unsure.
4587 If there are any instructions between insn and call, see if they are
4588 all dead before saying the libcall is dead.
4590 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4592 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4593 operand constraint for operand 0.
4595 2005-01-23 Richard Henderson <rth@redhat.com>
4598 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4599 edges leading to join block.
4601 2005-01-23 Roger Sayle <roger@eyesopen.com>
4603 * expmed.c (expand_mult_highpart): Make static. Change type of
4604 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4605 (expand_divmod): Updates calls to expand_mult_highpart by using
4606 gen_int_mode to pass a CONST_INT rtx.
4607 * rtl.h (expand_mult_highpart): Remove prototype.
4609 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4611 * flow.c (regset_bytes, regset_size): Remove.
4613 * cfganal.c: Fix a reference to Harvey's paper.
4615 2005-01-23 Steven Bosscher <stevenb@suse.de>
4617 PR rtl-optimization/19464
4618 * tree-optimize.c (init_tree_optimization_passes): Add one more
4619 copyrename pass just before out-of-ssa.
4621 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4624 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4625 * ggc-none.c (ggc_free): Define.
4627 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4629 * cse.c (max_reg, max_insn_uid): Remove.
4630 (cse_main): Don't access max_reg or max_insn_uid.
4632 * c-common.c (explicit_flag_signed_bitfields,
4633 lang_statement_code_p, lang_expand_function_end): Remove.
4634 * c-common.h: Remove the corresponding declarations.
4635 * c-opts.c (c_common_handle_option): Remove all write access
4636 to explicit_flag_signed_bitfields.
4638 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4639 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4640 * cgraph.h: Remove the corresponding declaration.
4642 * gcse.c (null_pointer_info): Remove.
4644 2005-01-23 Roger Sayle <roger@eyesopen.com>
4645 Eric Botcazou <ebotcazou@libertysurf.fr>
4647 * combine.c (simplify_logical): Only simplify logical expressions
4648 of the form ior(and(x,y),z) by the inverse distributive law if the
4649 result is cheaper than the original.
4651 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4653 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4654 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4655 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4656 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4657 config/freebsd-spec.h, config/arm/arm.h,
4658 config/h8300/h8300.md, config/i386/i386.md,
4659 config/i386/predicates.md, config/i386/sse.md,
4660 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4661 config/vax/vax.md: Fix comment typos. Follow spelling
4664 2005-01-23 Steven Bosscher <stevenb@suse.de>
4666 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4667 tests, instead of `less than'.
4669 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4671 * function.c (assign_parm_setup_block): When creating a new stack slot
4672 for a parameter, get its alignment from the parameter's DECL_ALIGN
4673 rather than the type's TYPE_ALIGN. Make sure that the parameter
4674 is at least word aligned.
4676 2005-01-22 Roger Sayle <roger@eyesopen.com>
4679 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4681 2005-01-22 Richard Henderson <rth@redhat.com>
4684 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4685 in both compare operands.
4686 (movdfcc_1_sse_max): Likewise.
4687 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4688 (movdfcc_1_sse): Likewise.
4689 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4690 scratch register as needed.
4692 2005-01-22 Richard Henderson <rth@redhat.com>
4694 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4696 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4698 2005-01-22 Richard Henderson <rth@redhat.com>
4700 * genopinit.c (optabs): Use smin/smax for floating point too.
4701 * doc/md.texi: Update to match. Clarify that floating point
4702 results are undefined for +0/-0 and NaN.
4703 * doc/rtl.texi: Likewise.
4704 * rtl.def (SMIN, SMAX): Likewise
4705 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4707 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4708 leading 's' to the name.
4709 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4710 smaxxf3, sminxf3): Likewise.
4711 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4714 2005-01-22 Paul Brook <paul@codesourcery.com>
4716 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4718 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4720 * config/s390/s390.c (struct processor_costs): New fields
4721 dlgr, dlr, dr, dsgfr, dsgr.
4722 (z900_cost, z990_cost): Values for new fields.
4723 (s390_rtx_costs): New cases MEM und COMPARE in switch
4724 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4725 DIV, MOD, UDIV, UMOD.
4727 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4729 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4730 into the register being decremented.
4731 ("doloop_si31", "doloop_di"): Likewise.
4732 ("*doloop_si_long"): Adapt pattern.
4734 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4736 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4738 (CLASS_MAX_NREGS): Likewise.
4740 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4742 * doc/tree-ssa.texi (Statement Operands): Add example for new
4743 must-def macro. Note deprecation of old operands interface.
4745 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4747 PR tree-optimization/19484
4748 * tree-cfg.c (remove_fallthru_edge): New function.
4749 (cleanup_control_flow): Remove fallthru edges from calls that are
4750 now known not to return.
4752 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4754 Fix PR tree-optimization/19038
4755 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4756 copies with loop variant ones.
4758 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4760 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4761 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4762 config/alpha/alpha.md, config/alpha/predicates.md,
4763 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4764 config/sparc/sol2.h: Update copyright.
4766 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4767 first label to see if it is a nonlocal label.
4769 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4770 Andrew Pinski <pinskia@physics.uc.edu>
4773 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4774 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4776 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4778 * config/rs6000/rtems.h: Update copyright.
4780 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4783 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4784 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4785 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4787 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4790 * c-typeck.c (convert_arguments): Check for error_mark_node.
4792 2005-01-21 Ian Lance Taylor <ian@airs.com>
4794 PR tree-optimization/13000
4795 * tree-inline.c: Include "tree-flow.h".
4796 (expand_call_inline): If warn_return_type, warn if non-void inline
4797 function falls through.
4798 * tree-cfg.c (execute_warn_function_return): Don't warn about
4799 control reaching end if TREE_NO_WARNING is set. Set
4801 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4803 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4804 branch if we don't need one.
4805 * c-typeck.c: Include "tree-flow.h"
4806 (c_finish_bc_stmt): Don't add a goto if the current statement
4807 list doesn't fall through to the current point.
4809 2005-01-21 Roger Sayle <roger@eyesopen.com>
4811 PR rtl-optimization/576
4812 * real.c (real_arithmetic): Change return type from void to bool
4813 to return an indication that the result may be inexact.
4814 * real.h (real_arithmeric): Update prototype.
4815 * fold-const.c (const_binop): Don't constant fold floating
4816 point expressions when the user specifies -frounding-math and
4817 the result may depend upon the run-time rounding mode.
4818 (fold_convert_const_real_from_real): Clean-up.
4819 (fold_initializer): Ignore flag_rounding_math for initializers.
4820 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4821 constant fold FP operations with flag_rounding_math if the
4822 result may depend upon the run-time rounding mode.
4824 2005-01-21 Tom Tromey <tromey@redhat.com>
4826 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4828 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4830 * tree-cfg.c: Fix comment typos.
4832 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4834 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4835 around the call to rest_of_handle_branch_target_load_optimize.
4837 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4839 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4840 (sparc64-*-openbsd*): Likewise.
4841 (sparclite-*-elf*): Include tm-dwarf2.h.
4842 (sparc86x-*-elf*): Likewise.
4843 (sparc64-*-elf*): Likewise.
4844 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4845 (DBX_DEBUGGING_INFO): Likewise.
4846 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4847 (PREFERRED_DEBUGGING_TYPE): Likewise.
4848 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4849 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4850 (PREFERRED_DEBUGGING_TYPE): Likewise.
4851 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4852 (PREFERRED_DEBUGGING_TYPE): Likewise.
4853 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4855 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4858 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4860 2005-01-20 Paul Brook <paul@codesourcery.com>
4862 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4864 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4866 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4867 label is first in a sequence of labels.
4869 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4871 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4872 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4874 * doc/sourcebuild.texi (Test Directives): New.
4876 2005-01-20 Roger Sayle <roger@eyesopen.com>
4878 * real.c (real_floor): Don't leave the result uninitialized when
4879 mode is VOIDMode, but return the unrounded intermediate value.
4880 (real_ceil): Likewise.
4882 2005-01-20 Paul Brook <paul@codesourcery.com>
4884 * config/arm/arm.md (insv): Use gen_int_mode.
4886 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4888 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4889 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4890 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4891 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4892 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4894 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4897 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4898 fbreg, so we have to assume we can't.
4899 (loc_descriptor_from_tree_1): Ditto.
4900 (containing_function_has_frame_base): New function.
4901 (add_location_or_const_value_attribute): Use it.
4902 Also try to generate a frame_base from a single element location
4905 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4907 PR tree-optimization/15349
4908 * timevar.def (TV_TREE_MERGE_PHI): New.
4909 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4911 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4912 calls to tree_forwarder_block_p.
4913 (remove_forwarder_block_with_phi, merge_phi_nodes,
4914 gate_merge_phi, pass_merge_phi): New.
4915 * tree-optimize.c (init_tree_optimization_passes): Add
4917 * tree-pass.h: Add an extern for pass_merge_phi;
4919 2005-01-20 Richard Henderson <rth@redhat.com>
4922 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4923 (_mm_castps_pd, _mm_castps_si128): New.
4924 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4926 2005-01-20 Richard Henderson <rth@redhat.com>
4929 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4930 __builtin_ia32_vec_init_v2si.
4931 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4932 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4933 (ix86_init_mmx_sse_builtins): Create it.
4934 (ix86_expand_builtin): Expand it.
4935 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4936 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4937 (vec_extractv2si_0, vec_extractv2si_1): New.
4939 2005-01-20 Richard Henderson <rth@redhat.com>
4942 * config/i386/i386.c (ix86_expand_push): New.
4943 * config/i386/mmx.md (push<MMXMODE>1): New.
4944 * config/i386/sse.md (push<SSEMODE>1): New.
4945 * config/i386/i386-protos.h: Update.
4947 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4949 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4952 2005-01-20 Richard Henderson <rth@redhat.com>
4954 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4955 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4957 2005-01-19 Richard Henderson <rth@redhat.com>
4960 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4961 to V4SFmode in SSE1 fallback load path.
4963 2005-01-19 Richard Henderson <rth@redhat.com>
4965 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4966 in QImode expansion to ix86_expand_vector_set.
4967 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4969 2005-01-19 Richard Henderson <rth@redhat.com>
4972 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4973 subclass of the input class.
4974 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4975 Always true for cross-SSE1 classes. Rationalize conditionals.
4976 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4977 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4978 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4979 (movdi_2): Add MMX/SSE zeros.
4980 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4981 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4982 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4983 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4984 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4985 (zero_extendsidi2_rex64_1): Remove.
4986 (MOV0 peephole): Check GENERAL_REG_P.
4988 2005-01-19 Richard Henderson <rth@redhat.com>
4991 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4993 (ix86_expand_vector_extract): Likewise.
4995 2005-01-19 Richard Henderson <rth@redhat.com>
4998 * expr.c (emit_move_change_mode): New argument force; use
4999 simplify_gen_subreg if true.
5000 (emit_move_via_alt_mode): Merge into ...
5001 (emit_move_via_integer): ... here.
5002 (emit_move_ccmode): Use emit_move_change_mode directly.
5004 2005-01-19 Richard Henderson <rth@redhat.com>
5007 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5008 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5009 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5011 (alpha_emit_set_const): Likewise. Make static.
5012 (alpha_emit_set_long_const): Make static.
5013 (alpha_extract_integer): Split out from alpha_expand_mov.
5014 (alpha_split_const_mov): Likewise.
5015 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5016 (alpha_legitimate_constant_p): New.
5017 * config/alpha/alpha-protos.h: Update.
5018 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5019 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5020 * config/alpha/alpha.md (movsi): Add n alternative.
5021 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5022 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5023 (splitters for all of the above): Use alpha_split_const_mov.
5024 * config/alpha/predicates.md (non_add_const_operand): New.
5025 (non_zero_const_operand): New.
5026 (input_operand): Use alpha_legitimate_constant_p after reload.
5028 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5030 PR tree-optimization/19038
5031 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5032 (add_candidate): Add ivs with increment in latch only if
5033 allow_ip_end_pos_p is true.
5034 (determine_iv_cost): Use empty_block_p.
5036 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5038 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5039 (compute_dominance_frontiers): Ditto.
5041 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5044 * config/sh/t-rtems: New.
5045 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5047 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5049 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5050 the offset of the selected field.
5052 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5054 * tree-cfg.c (remove_forwarder_block): Fix the check to
5055 prevent a nonlocal label from appearing in the middle of a
5058 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5060 PR rtl-optimization/19462
5061 * reorg.c (find_end_label): Create return insn only if
5062 current_function_epilogue_delay_list is empty.
5064 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5066 * doc/passes.texi: Remove paragraph mentioning new-ra.
5068 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5070 PR rtl-optimization/15139
5071 * combine.c: Include params.h.
5072 (count_rtxs): New function.
5073 (record_value_for_reg): If replace_rtx would replace at least
5074 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5075 (clobber (const_int 0)) instead of TEM.
5076 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5077 * params.h (MAX_LAST_VALUE_RTL): New.
5078 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5079 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5082 * c-typeck.c (digest_init): Only call build_vector if all constructor
5083 elements are *_CST nodes.
5084 * gimplify.c (gimplify_init_constructor): Likewise.
5087 * c-typeck.c (digest_init): Only call build_vector if inside_init
5090 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5092 * toplev.c (init_asm_output): Remove dead #ifdef.
5094 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5096 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5098 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5100 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5101 accessing DECL_FUNCTION_CODE.
5102 * dojump.c (do_jump): Likewise.
5103 * gimplify.c (gimplify_call_expr): Likewise.
5104 * predict.c (expr_expected_value): Likewise.
5105 (strip_builtin_expect): Likewise.
5106 * tree-inline.c (estimate_num_insns_1): Likewise.
5107 * tree-ssa-loop-im.c (stmt_cost): Likewise
5108 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5109 (tree_expr_nonnegative_p): Likewise.
5111 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5113 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5114 variant of the load_pcrel_sym pattern.
5115 * config/sparc/sparc.md (P macro): Move to the top.
5116 (load_pcrel_sym): Macroize using P.
5117 (save_register_window): Likewise.
5119 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5121 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5124 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5127 * c-typeck.c (build_asm_expr): Strip nops off
5128 input memory operands.
5130 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5132 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5133 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5134 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5135 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5137 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5140 * config/i386/i386.c (override_options): If the 80387 is disabled,
5141 then do not return FP values using FP registers.
5143 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5145 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5146 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5147 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5148 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5149 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5150 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5151 output.h, postreload-gcse.c, postreload.c, recog.c,
5152 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5153 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5154 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5155 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5156 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5157 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5158 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5159 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5161 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5162 config/alpha/alpha.c, config/arm/vfp.md,
5163 config/i386/emmintrin.h, config/i386/i386-modes.def,
5164 config/i386/i386-protos.h, config/i386/i386.h,
5165 config/i386/pmmintrin.h, config/i386/ppro.md,
5166 config/i386/predicates.md, config/i386/xmmintrin.h,
5167 config/i860/i860.c, config/ia64/ia64-modes.def,
5168 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5169 config/ia64/ia64.md, config/ia64/itanium1.md,
5170 config/ia64/itanium2.md, config/ia64/predicates.md,
5171 config/iq2000/iq2000.h, config/mips/linux64.h,
5172 config/rs6000/aix41.h, config/rs6000/aix43.h,
5173 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5174 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5175 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5176 config/sparc/linux64.h, config/sparc/litecoff.h,
5177 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5178 config/sparc/sparc.h, config/sparc/sparc.md,
5179 config/sparc/sysv4-only.h: Update copyright.
5181 2005-01-18 Richard Henderson <rth@redhat.com>
5184 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5186 2005-01-18 Marc Espie <espie@openbsd.org>
5187 * config/i386/openbsdelf.h: Typo.
5189 2005-01-18 Richard Henderson <rth@redhat.com>
5191 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5192 special case for sse.
5193 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5195 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5197 * tree-inline.c (estimate_num_insns_1): Added cases for
5198 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5200 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5202 PR rtl-optimization/19296
5203 * combine.c (simplify_comparison): Rewrite the condition under
5204 which a non-paradoxical SUBREG of a PLUS can be lifted when
5205 compared against a constant.
5207 2005-01-18 Andi Kleen <ak@muc.de>
5209 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5210 * c.opt (-Wpointer-sign): Add.
5211 * doc/invoke.texi: (-Wpointer-sign): Add.
5213 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5215 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5216 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5217 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5218 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5219 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5220 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5221 for TARGET_MIX_SSE_I387.
5222 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5223 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5224 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5225 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5226 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5227 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5228 TARGET_MIX_SSE_I387.
5229 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5232 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5235 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5236 Add movaps alternative for xmm reg->reg move.
5238 2005-01-17 Jeff Law <law@redhat.com>
5240 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5241 at the end of the main DOM loop rather than just before DOM exits.
5243 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5245 PR tree-optimization/19121
5246 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5247 adding aliases to a name tag, also add them to the pointer's
5249 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5250 sensitive alias info at all. Only check that the two pointers
5251 have compatible pointed-to sets.
5252 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5253 a pointer's type tag is a superset of the alias set of the
5256 2005-01-17 James E Wilson <wilson@specifixinc.com>
5259 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5260 comment to document why.
5262 2005-01-17 Richard Henderson <rth@redhat.com>
5264 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5265 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5266 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5267 sse2_vmsminv2df3_finite): New.
5268 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5269 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5270 Force op1 into register.
5272 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5274 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5275 bubblestrap from always rebuilding build directory.
5277 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5279 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5280 ("*cmpmem_short"): Likewise.
5282 2005-01-17 Steven Bosscher <stevenb@suse.de>
5284 * basic-block.h: Document BB_* flags.
5285 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5286 use an sbitmap instead.
5287 * sched-rgn.c (compute_trg_info): Likewise.
5289 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5291 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5292 redundant target_cpu_default and extra_parts lines. Use the default
5294 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5295 (SUBTARGET_EXTRA_SPECS): Delete.
5296 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5297 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5298 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5299 and "n32" for -mabi=n32.
5301 2005-01-17 Ian Lance Taylor <ian@airs.com>
5304 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5305 fold constant variables into initial values.
5307 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5309 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5311 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5312 through the statements backward.
5314 2005-01-17 Ian Lance Taylor <ian@airs.com>
5316 PR middle-end/13127:
5317 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5318 a variable set to the return value of the inlined function.
5320 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5322 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5323 when modes are tieable.
5325 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5327 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5328 of pthread_create to find out if threads are enabled.
5329 * gthr-posix95.h (__gthread_active_p): Likewise.
5331 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5333 * common.opt (-fnew-ra): Remove.
5335 * toplev.h (flag_new_regalloc): Remove.
5336 * Makefile.in (ra*.*): Don't mention.
5337 * passes.c (rest_of_handle_new_regalloc): Remove.
5338 (rest_of_handle_combine, rest_of_compilation): Always consider
5339 flag_new_regalloc as false.
5340 * doc/invoke.texi: Don't document -fnew-ra.
5342 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5344 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5345 last parameter to reg_scan.
5346 * loop.c (loop_optimize): Likewise.
5347 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5348 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5349 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5350 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5351 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5352 * regclass.c (reg_scan): Likewise, for the declaration.
5353 * rtl.h (reg_scan): Likewise, for the prototype.
5355 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5357 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5358 mark_dfs_back_edges.
5360 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5362 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5363 (compute_avail): Uses don't go in tmp_gen.
5365 2005-01-16 Steven Bosscher <stevenb@suse.de>
5367 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5368 loop to look for a free slot in a page entry.
5370 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5373 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5374 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5375 just before targetm.asm_out.file_end.
5376 * tree.h (process_pending_assemble_output_defs): Declare.
5377 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5379 (assemble_alias): Defer generation of assembly code for defines when
5380 TARGET_DEFERRED_OUTPUT_DEFS is true.
5381 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5382 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5383 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5385 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5388 * pa.c (pa_scalar_mode_supported_p): New function.
5389 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5390 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5392 * pa-protos.h (prefetch_operand): Delete.
5393 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5394 * pa.c (prefetch_operand): Delete.
5395 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5396 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5397 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5398 and prefetch_nocc_operand.
5399 * pa.md (prefetch): Rework to avoid reload problems handling short
5400 displacements when a cache control completer needs to be provided.
5401 (prefetch_32, prefetch_64): Delete.
5402 (prefetch_cc, prefetch_nocc): New patterns.
5404 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5406 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5408 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5411 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5412 exceeds maximum alignment for global common data.
5413 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5414 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5416 2004-01-15 Roger Sayle <roger@eyesopen.com>
5418 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5420 2004-01-15 Roger Sayle <roger@eyesopen.com>
5422 * harg-reg-set.h (reg_class_names): Prototype global array.
5423 * regclass.c (reg_class_names): Declare here and initialize to
5425 (dump_regclass): Remove local declaration of reg_class_names.
5426 (regclass): Likewise.
5427 * cfg.c (dump_flow_info): Likewise.
5428 * ra-debug.c (reg_class_names): Likewise.
5429 * regrename.c (reg_class_names): Likewise.
5430 * reload.c (reg_class_names): Likewise.
5431 * reload1.c (spill_failure): Likewise.
5432 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5434 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5436 * config/s390/s390.md ("reload_outti"): Remove predicate for
5437 output operand. Abort if operand is not a MEM.
5438 ("reload_outdi", "reload_outdf"): Likewise.
5440 2005-01-15 Marc Espie <espie@openbsd.org>
5442 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5443 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5444 * config/openbsd.h: Fix C++ includes for native configurations.
5445 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5446 Add trampoline support.
5447 * config/i386/openbsdelf.h: New.
5449 2005-01-15 Marc Espie <espie@openbsd.org>
5451 * collect2.c (main): Explicitly parse -dynamic-linker option.
5453 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5455 PR tree-optimization/19060
5456 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5457 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5458 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5459 and handle extract_range_from_cond returning false.
5460 * fold-const.c (fold): Optimize comparisons with min/max even for
5461 width > HOST_BITS_PER_WIDE_INT.
5463 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5465 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5466 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5467 Remove little endian multilib variants.
5468 Add mips32 multilib variant.
5470 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5472 * explow.c (copy_all_reg, stabilize): Remove.
5473 * expr.h: Remove the corresponding prototypes.
5475 * rtlanal.c (regs_set_between_p): Remove.
5476 * rtl.h: Remove the corresponding prototype.
5478 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5480 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5481 to rs6000_nonimmediate_operand.
5482 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5483 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5484 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5485 rs6000_nonimmediate_operand.
5486 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5487 rs6000_nonimmediate_operand.
5489 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5491 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5493 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5495 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5497 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5498 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5500 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5501 (rs6k_nonimmediate_operand): New.
5502 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5504 (legitimate_lo_sum_address_p): Same.
5505 (rs6000_legitimize_address): Same.
5506 (rs6000_legitimize_reload_address): Same.
5507 (rs6000_legitimate_address): Same.
5508 (spe_build_register_parallel): Pass DF and DC modes in a DI
5511 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5512 to rs6k_nonimmediate_operand.
5514 * config/rs6000/spe.md ("*frob_df_di"): New.
5515 ("*frob_di_df"): New.
5516 ("*frob_di_df_2"): New.
5517 ("*mov_sidf_e500_subreg0"): New.
5518 ("*mov_sidf_e500_subreg4"): New.
5519 ("*movdf_e500_double"): Change predicate to
5520 rs6k_nonimmediate_operand.
5522 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5524 * postreload.c (move2add_note_store): Only call
5525 trunc_int_for_mode on scalar integers.
5527 2005-01-14 Steven Bosscher <stevenb@suse.de>
5529 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5530 replace BB_VISITED uses.
5531 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5532 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5533 (tree_dce_done): Free visited_control_parents.
5534 (perform_tree_ssa_dce): Allocate and clear it.
5535 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5536 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5537 instead of BB_VISITED.
5539 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5541 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5542 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5543 Remove unused prototypes.
5545 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5547 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5548 64-bit register usage.
5549 (spe_func_has_64bit_regs_p): Add FIXME note.
5551 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5553 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5554 flag_finite_math_only with flag_unsafe_math_optimizations.
5556 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5558 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5560 (__tpf_eh_return): Copy TPF private stack area from the module
5561 boundary stack frame. Add check for when module addresses are
5562 equal, but no stub address is found.
5564 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5567 * arm.h (struct machine_function): Add call_via field.
5568 (thumb_call_via_label): Declare.
5569 * arm.c (thumb_call_via_label): New variable.
5570 (thumb_call_reg_needed): New variable.
5571 (arm_output_function_epilogue): For Thumb code, output any per-function
5572 call-indirect trampolines.
5573 (thumb_call_via_reg): New function.
5574 (arm_file_end): New function.
5575 (TARGET_ASM_FILE_END): Call arm_file_end.
5576 (aof_file_end): Likewise.
5577 * arm-protos.h (thumb_call_via_reg): Declare.
5578 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5579 thumb_call_via_reg in normal case.
5581 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5584 PR rtl-optimization/19348
5585 * recog.c (peephole2_optimize): Do global life update if some peephole
5586 decides it doesn't need at least one of its inputs and that change
5587 influences liveness at the start of the basic block.
5589 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5590 arguments instead of 1.
5592 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5595 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5596 zero for nested functions needing a static chain or functions
5597 with a non-constant address.
5599 2005-01-13 Roger Sayle <roger@eyesopen.com>
5601 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5602 (and (sign_extend X) C) into (zero_extend (and X C)).
5604 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5606 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5608 2005-01-13 Richard Henderson <rth@redhat.com>
5613 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5614 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5615 not just TARGET_SSE.
5616 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5617 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5618 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5619 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5620 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5621 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5622 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5623 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5624 (movdicc_c_rex64): Rename with '*'.
5625 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5626 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5627 (movsfcc_1_387): Rename from movsfcc_1.
5628 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5629 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5630 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5631 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5632 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5633 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5634 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5635 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5636 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5637 sse_movdfcc_const0_4): Remove.
5638 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5639 recognize min/max early. Update for changed sse cmove patterns.
5640 (ix86_split_sse_movcc): New.
5641 * config/i386/i386-protos.h: Update.
5643 2005-01-13 Steven Bosscher <stevenb@suse.de>
5645 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5646 (fix_stmt_v_may_defs): Likewise.
5648 2005-01-13 Richard Henderson <rth@redhat.com>
5650 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5651 for converting the mask.
5653 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5655 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5658 2005-01-13 Richard Henderson <rth@redhat.com>
5660 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5661 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5662 IX86_BUILTIN_MOVDQ2Q): Remove.
5663 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5664 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5665 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5667 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5668 (sse2_pextrw): Fix immediate constraint.
5669 (sse2_loadq, sse2_loadq_rex64): Remove.
5670 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5671 Use __builtin_ia32_vec_ext_<size>.
5672 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5674 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5676 * function.c (assign_parm_setup_block): Look inside original
5677 entry_parm when inspecting PARALLEL.
5679 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5680 Joel Sherrill <joel@oarcorp.com>
5683 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5684 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5685 rtems_gxx_recursive_mutex_init.
5686 (__gthread_recursive_mutex_lock): New function.
5687 (__gthread_recursive_mutex_trylock): Likewise.
5688 (__gthread_recursive_mutex_unlock): Likewise.
5690 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5692 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5694 2005-01-13 Jan Beulich <jbeulich@novell.com>
5696 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5697 (ashrti3_internal): Indicate output is early clobber. Generate result
5698 into output rather than first input. Use move for low word of output
5699 if shift count is exactly 64.
5700 (lshrti3_internal): Likewise.
5702 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5706 * reload1.c (delete_output_reload): Don't delete an output reload
5707 if the pseudo lives longer than a single basic block. Adjust and
5708 improve wording of comment.
5710 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5713 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5714 of TYPE_SIZE where we mean the number of bytes.
5716 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5718 * function.c (assign_parm_setup_block): Relax condition on
5719 multi-register optimization.
5721 2005-01-12 Nick Clifton <nickc@redhat.com>
5723 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5724 an "in_delay_slot" attribute of "no" to prevent them being used in
5725 delay slots. This is forbidden because they might generate
5728 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5731 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5734 2005-01-12 Nick Clifton <nickc@redhat.com>
5736 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5737 passed on to GAS) but do not define, as GAS no longer supports or
5738 needs the -m2000 option.
5740 2005-01-11 Roger Sayle <roger@eyesopen.com>
5742 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5743 type as args of unprototyped builtins aren't automatically promoted.
5744 (fold_builtin_abs): Likewise.
5746 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5748 * Makefile.in: Set a `build-warn' variable.
5750 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5752 PR tree-optimization/17949
5753 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5754 (find_interesting_uses_address): Use it.
5756 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5758 * regrename.c (kill_value): Handle subreg's that won't simplify.
5760 2005-01-11 Richard Henderson <rth@redhat.com>
5763 * config/i386/i386.h (enum ix86_builtins): Move ...
5764 * config/i386/i386.c: ... here.
5765 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5766 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5767 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5768 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5769 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5770 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5771 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5772 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5773 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5774 IX86_BUILTIN_LOADDDUP): Remove.
5775 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5776 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5777 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5778 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5779 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5780 (ix86_init_builtins): Make static.
5781 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5782 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5783 if all the modes match. Otherwise, fake it.
5784 (get_element_number, ix86_expand_vec_init_builtin,
5785 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5786 (ix86_expand_builtin): Make static. Update for changed builtins.
5787 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5788 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5789 (ix86_expand_vector_init_duplicate): New.
5790 (ix86_expand_vector_init_low_nonzero): New.
5791 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5792 Split out from ix86_expand_vector_init; handle integer modes.
5793 (ix86_expand_vector_init): Use them.
5794 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5795 * config/i386/i386-protos.h: Update.
5796 * config/i386/predicates.md (reg_or_0_operand): New.
5797 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5798 (movv2sf_internal): Likewise. And a splitter to match them all.
5799 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5800 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5801 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5802 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5803 (mmx_pinsrw): Fix operand ordering.
5804 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5805 rather than sse_loadss expander.
5806 (movv2df splitter): Similarly.
5807 (sse_loadss, sse_loadlss): Remove.
5808 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5809 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5810 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5811 (sse3_movddup): Rename with '*'.
5812 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5813 (sse2_loadsd): Remove.
5814 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5815 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5816 (sse2_pinsrw): Fix argument ordering.
5817 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5818 (sse2_stored): Remove 'r' destination.
5819 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5820 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5821 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5822 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5823 vec_extractv16qi, vec_initv16qi): New.
5825 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5826 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5827 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5829 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5830 (_mm_load_si128, _mm_store_si128): Likewise.
5831 (_mm_load1_pd): Use _mm_set1_pd.
5832 (_mm_load_sd): Use _mm_set_sd.
5833 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5834 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5835 (_mm_set_epi64): Use _mm_set_epi64x.
5836 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5837 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5838 _mm_setr_epi8): Use _mm_set_foo form.
5839 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5840 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5841 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5842 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5843 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5844 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5845 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5846 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5847 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5848 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5849 (_mm_movedup_pd): Use _mm_shuffle_pd.
5850 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5851 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5852 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5853 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5855 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5856 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5857 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5858 (_mm_store_ps): Use raw dereference.
5859 (_mm_store1_ps): Use _mm_storeu_ps.
5860 (_mm_storer_ps): Use _mm_store_ps.
5861 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5862 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5864 2005-01-11 Stan Shebs <shebs@apple.com>
5866 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5867 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5869 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5872 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5873 Skip all DECLs except for FIELD_DECLs.
5875 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5877 * config/s390/s390.c (override_options): Return error if
5878 -mbackchain, -mpacked-stack and -mhard-float are used together.
5879 (s390_va_start): Remove the backchain && packed-stack special case.
5880 (s390_gimplify_va_arg): Likewise.
5881 * doc/invoke.texi: Remove the ABI incompatibility note.
5883 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5885 * config/s390/s390.c (struct s390_frame_layout): Remove
5887 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5888 save_backchain_p with TARGET_BACKCHAIN.
5890 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5893 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5894 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5895 * function.c (locate_and_pad_parm): Set new field.
5896 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5897 Tweak where_pad test to include "none". Always set mem align for
5899 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5900 not sufficient for type.
5901 (assign_parm_setup_block): If stack_parm is zero on entry, always
5902 make a new stack local. Block move old stack parm if necessary
5903 to new aligned stack local.
5904 (assign_parm_setup_stack): Use a block move to handle
5905 potentially misaligned entry_parm.
5906 (assign_parms_unsplit_complex): Specify required alignment when
5907 creating stack local.
5908 * calls.c (compute_argument_addresses): Override alignment of stack
5909 arg calculated from its type with the alignment given by
5910 FUNCTION_ARG_BOUNDARY.
5911 (store_one_arg): Likewise.
5913 2005-01-11 Jan Beulich <jbeulich@novell.com>
5915 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5916 Change respective itanium_class attribute to ialu.
5917 (shladdp4_internal): New.
5918 * config/ia64/predicates.md (shladd_log2_operand): New.
5920 2005-01-11 Richard Henderson <rth@redhat.com>
5922 * expr.c (store_constructor): Use rtvec_alloc instead of
5923 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5925 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5927 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5929 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5931 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5932 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5933 (TARGET_RWRELOC): Define.
5934 (ia64_rwreloc_section_type_flags): Delete.
5935 (ia64_section_type_flags): New function.
5936 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5937 (TARGET_RWRELOC): Define.
5939 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5942 * config/ia64/ia64.c (process_set): For alloc insn, only call
5943 process_epilogue is !frame_pointer_needed.
5945 2005-01-10 Roger Sayle <roger@eyesopen.com>
5948 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5949 unary operator and can't be treated as a binary/comparison operator.
5951 2005-01-10 Richard Henderson <rth@redhat.com>
5953 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5954 (ix86_return_in_memory): Likewise.
5955 (function_arg_advance): Likewise. Mirror structure in function_arg
5956 for choosing register to advance.
5958 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5960 * tree-vectorizer.c, tree.def: Fix comment typos.
5962 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5964 * config/s390/s390.c (struct processor_costs): 4 new fields:
5965 ddbr, ddr, debr, der.
5966 (s390_rtx_costs): More precise handling of divide instructions.
5968 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5970 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5972 2005-01-10 Jan Beulich <jbeulich@novell.com>
5974 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5975 names resulting from -ffunction-sections/-fdata-sections and linkonce
5977 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5978 based on the section name. Rearrange the section name comparison logic
5979 slightly so that each section name is compared against at most once.
5981 2005-01-10 Ben Elliston <bje@au.ibm.com>
5983 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5984 targets for which -fPIC reduces limitations on the GOT size.
5986 2005-01-09 Falk Hueffner <falk@debian.org>
5988 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5991 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5994 * collect2.c (main): Set aixrtl_flag for -brtl option.
5995 (resolve_lib_name): Search for .so file extension before .a
5998 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6000 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6001 (vect_analyze_data_refs_alignment): Add dump prints.
6003 2005-01-09 Ira Rosen <irar@il.ibm.com>
6005 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6006 expr_invariant_in_loop_p.
6007 Initialize outputs first thing in the function.
6008 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6009 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6010 (vect_analyze_pointer_ref_access): Check that the initial condition of
6011 the access function is loop invariant.
6013 2005-01-09 Richard Henderson <rth@redhat.com>
6015 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6016 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6017 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6018 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6019 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6020 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6021 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6022 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6023 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6024 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6025 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6026 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6027 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6028 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6029 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6030 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6031 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6032 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6033 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6034 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6035 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6036 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6037 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6039 (mmx_clrdi, pavgusb): Remove.
6040 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6041 with leading sse_ prefix.
6042 * config/i386/sse.md: Receive them.
6043 * config/i386/mmx.md: New file.
6044 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6045 (subrv2sf3): Turn into expander for normal subtraction.
6046 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6047 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6048 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6049 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6050 commutative; use ix86_binary_operator_ok.
6051 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6052 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6053 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6054 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6055 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6056 Macroize from existing patterns; use ix86_binary_operator_ok.
6057 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6058 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6059 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6060 with vec_select+vec_concat.
6061 (mmx_pshufw, mmx_pshufw_1): Likewise.
6062 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6063 (mmx_uavgv4hi3): Model correctly.
6064 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6065 _mm_xor_si64): Remove casts.
6067 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6069 PR tree-optimization/19224
6070 * tree-scalar-evolution.c (get_instantiated_value,
6071 set_instantiated_value): New functions.
6072 (instantiate_parameters_1): Cache the results.
6073 (instantiate_parameters, resolve_mixers): Initialize and free
6076 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6078 * config/i386/i386.md (addhi_4): Correct reference in comment.
6081 2005-01-08 Richard Henderson <rth@redhat.com>
6083 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6084 (_mm_cvtsi128_si64x): Likewise.
6085 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6086 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6087 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6088 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6089 * config/i386/i386-protos.h: Update.
6090 * config/i386/i386.c (print_operand): Add 'H'.
6091 (ix86_fixup_binary_operands): Split out from ...
6092 (ix86_expand_binary_operator): ... here.
6093 (ix86_fixup_binary_operands_no_copy): New.
6094 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6095 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6096 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6097 (safe_vector_operand): Use CONST0_RTX.
6098 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6099 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6100 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6101 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6103 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6104 (IX86_BUILTIN_CMPNGESS): New.
6105 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6106 (attr type): Add sselog1.
6107 (attr unit, attr memory): Handle it.
6108 (movti, movti_internal, movti_rex64): Move near other integer moves.
6109 (movtf, movtf_internal): Move near other fp moves.
6110 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6111 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6112 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6113 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6114 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6115 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6116 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6117 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6118 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6119 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6120 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6121 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6122 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6123 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6124 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6125 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6126 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6127 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6128 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6129 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6130 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6131 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6132 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6133 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6134 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6135 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6136 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6137 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6138 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6139 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6140 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6141 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6142 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6143 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6144 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6145 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6146 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6147 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6148 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6149 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6150 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6151 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6152 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6153 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6155 (SSEPUSH, push<SSEPUSH>): Remove.
6156 (MMXPUSH, push<MMXPUSH>): Remove.
6157 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6158 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6159 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6160 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6161 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6162 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6163 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6164 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6165 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6166 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6167 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6168 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6169 (ppro_sse_log_V4SF): Handle sselog1.
6170 * config/i386/predicates.md (const_0_to_1_operand): New.
6171 (const_0_to_255_mul_8_operand): New.
6172 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6173 (const_2_to_3_operand, const_4_to_7_operand): New.
6174 * config/i386/sse.md: New file.
6175 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6176 (sse_movups): Rename from sse_movups_1.
6177 (sse_loadlss): Rename from sse_loadss_1.
6178 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6180 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6181 (absv4sf2, negv2df, absv2df): New.
6182 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6183 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6184 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6185 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6186 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6187 (sse3_addsubv4sf3): Model correctly.
6188 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6189 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6190 (sse_movhlps): Model with vec_select+vec_concat.
6191 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6192 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6193 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6194 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6195 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6196 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6197 sse2_pshufhw_1): Likewise.
6198 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6199 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6200 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6201 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6202 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6203 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6204 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6205 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6206 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6207 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6208 sminv8hi3): Mark commutative
6209 operands. Use ix86_binary_operator_ok.
6210 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6211 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6212 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6213 sse2_punpcklqdq): Allow operand2 in memory.
6214 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6215 sse2_movsd): Add memory alternatives.
6216 (sse_storelps): Turn expander into an insn; split after reload.
6217 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6218 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6220 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6222 * configure.ac (DWARF-2 debug_line): Use objdump.
6223 * configure: Regenerate.
6225 2005-01-08 Jeff Law <law@redhat.com>
6226 Diego Novillo <dnovillo@redhat.com>
6228 PR tree-optimization/18241
6229 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6230 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6231 statements with volatile operands.
6232 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6233 operands after marking a statement with has_volatile_ops.
6235 2005-01-08 Roger Sayle <roger@eyesopen.com>
6237 * tree.c (int_fits_type_p): Always honor integer constant
6238 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6240 2005-01-08 Roger Sayle <roger@eyesopen.com>
6242 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6243 the latent bug in rtl_delete_block has been resolved.
6245 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6247 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6248 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6250 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6252 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6253 library as @multilib_dir@/$(SHLIB_SONAME).
6255 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6257 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6258 * configure: Regenerate.
6260 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6262 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6265 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6268 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6269 Convert non-word aligned offset address using ld/std into
6272 2005-01-07 Richard Henderson <rth@redhat.com>
6274 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6276 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6278 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6280 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6282 PR tree-optimization/19283
6283 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6284 is not shorter than the original type.
6286 PR rtl-optimization/19012
6287 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6289 PR rtl-optimization/18861
6290 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6291 (FULL_STATE): Define.
6292 (mark_tablejump_edge): New function.
6293 (purge_dead_tablejump_edges): New function.
6294 (find_bb_boundaries): Use it.
6296 PR tree-optimization/18828
6297 * builtins.c (expand_builtin_next_arg): Remove argument and all
6298 the argument checking.
6299 (expand_builtin): Adjust caller.
6300 (expand_builtin_va_start): Likewise. Remove error for too many
6302 (fold_builtin_next_arg): Issue error for too many arguments.
6303 After checking arguments, replace them with magic arguments that
6304 prevent further checking of the args.
6306 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6308 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6310 2005-01-06 Roger Sayle <roger@eyesopen.com>
6313 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6314 and %{.S:...} (and their negative variants) to test whether the
6315 input file is assembler or pre-processed-assembler independent of
6316 the actual filename extension.
6318 2005-01-06 Roger Sayle <roger@eyesopen.com>
6320 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6321 of sign or zero extended values.
6323 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6325 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6326 for IBM long double format correctly.
6328 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6330 Fix PR tree-optimization/18792
6332 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6333 to first_loop_depth, and use loop depth instead of loop number.
6334 (build_classic_dir_vector): Ditto.
6335 (compute_data_dependences_for_loop): Use depth, not loop number.
6336 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6337 number. Pass in loops, instead of loop numbers.
6338 (gather_interchange_stats): Ditto.
6339 (linear_transform_loops): Ditto.
6341 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6344 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6345 biv_fits_mode_p, extension_within_bounds_p): New functions.
6346 (check_ext_dependent_givs): Use them.
6348 2005-01-06 Roger Sayle <roger@eyesopen.com>
6350 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6351 more than one barrier, in which case we should delete them all.
6353 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6355 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6357 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6359 Fix PR middle-end/19286
6361 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6362 output this subprogram, simply ignore this attempt to do it again.
6363 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6364 origin attribute if it's not possible.
6365 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6366 (decls_for_scope): Ditto.
6367 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6368 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6370 2005-01-05 Richard Henderson <rth@redhat.com>
6373 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6374 (bdesc_2arg): Use it.
6375 (ix86_expand_binop_builtin): Force operands into registers
6377 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6378 ix86_expand_sse_compare, ix86_expand_sse_comi,
6379 ix86_expand_builtin): Likewise.
6381 2005-01-05 Richard Henderson <rth@redhat.com>
6383 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6385 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6386 (mulv4hi3): Set itanium_class mmmul.
6387 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6388 (fpack): Rename from fpack_sfsf.
6390 2005-01-05 Richard Henderson <rth@redhat.com>
6393 * reload1.c (do_input_reload): Restrict the optimization deleteing
6394 a previous output reload to RELOAD_FOR_INPUT.
6396 2005-01-05 Steven Bosscher <stevenb@suse.de>
6398 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6399 comment that we fall through after case.
6400 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6401 (distribute_links): Likewise.
6402 * cse.c (cse_insn): Likewise.
6403 * cselib.c (cselib_invalidate_mem): Likewise.
6404 * df.c: Update comments at the top of the file.
6405 (read_modify_subreg_p): Update comments here too.
6406 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6407 * flow.c (mark_set_1): Likewise.
6408 (mark_used_regs): Likewise.
6409 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6410 (canon_list_insert): Likewise.
6411 (mark_set): Likewise.
6412 (try_replace_reg): Likewise.
6413 (store_killed_in_insn): Likewise.
6414 * loop.c (count_one_set): Likewise.
6415 (basic_induction_var): Likewise.
6416 * postreload-gcse.c (find_mem_conflicts): Likewise.
6417 * postreload.c (reload_combine_note_store): Likewise.
6418 (move2add_note_store): Likewise.
6419 * reload.c (find_equiv_reg): Likewise.
6420 (mark_referenced_resources): Likewise.
6421 * rtlanal.c (set_noop_p): Likewise.
6422 (note_stores): Likewise.
6423 (note_uses): Likewise.
6424 * sched-deps.c (sched_analyze_1): Likewise.
6425 * sched-rgn.c (check_live_1): Likewise.
6426 (update_live_1): Likewise.
6427 * config/i860/i860.c: Likewise.
6429 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6431 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6433 * doc/rtl.texi: Update documentation for bit-fields and SET.
6435 2005-01-05 Roger Sayle <roger@eyesopen.com>
6437 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6439 2005-01-05 Jan Hubicka <jh@suse.cz>
6440 Richard Henderson <rth@redhat.com>
6443 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6446 2005-01-05 Richard Henderson <rth@redhat.com>
6449 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6450 (sse_shufps): Change operand 3 to const_int_operand.
6451 (sse2_storelps): Fix typo in template.
6452 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6453 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6454 (ix86_expand_builtin): Likewise.
6456 2005-01-05 Julian Brown <julian@codesourcery.com>
6458 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6459 as aggregates for AAPCS ABIs.
6461 2005-01-05 Stan Shebs <shebs@apple.com>
6463 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6464 Mach-O getters if ppc64.
6465 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6467 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6468 signed four-byte field for global code case.
6469 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6471 2005-01-05 Roger Sayle <roger@eyesopen.com>
6474 * c-common.c: Include real.h.
6475 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6476 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6477 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6478 * Makefile.in (c-common.o): Update dependencies.
6480 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6482 * c-parse.in (asm_string): Add trailing semicolon.
6484 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6486 * c-parse.in (asm_string): New. Don't allow wide strings in
6488 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6489 asm_string instead of STRING.
6491 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6493 * c-typeck.c (constructor_no_implicit): Remove.
6494 (set_designator, process_init_element): Don't check
6495 constructor_no_implicit.
6497 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6498 Kaz Kojima <kkojima@gcc.gnu.org>
6501 * lcm.c (create_pre_exit): New.
6502 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6503 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6505 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6507 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6508 -msoft-float in target_float_switch.
6509 * arm.c (arm_override_options): Fix processing of target_float_switch.
6511 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6513 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6516 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6518 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6519 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6521 2005-01-04 Roger Sayle <roger@eyesopen.com>
6523 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6524 if deleting the then-block allows the test-block to fallthru to the
6527 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6530 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6531 after the full declaration if the are in two different TUs.
6533 2005-01-04 Richard Henderson <rth@redhat.com>
6536 * tree-sra.c (generate_one_element_init): Just
6537 call gimplify_and_add.
6538 (generate_element_init): Record the
6539 new referenced variables and mark them for renaming
6540 and split out to ...
6541 (generate_element_init_1): This.
6542 (scalarize_init): Don't call push_gimplify_context/
6543 pop_gimplify_context.
6545 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6547 * toplev.c (get_src_pwd): Handle failure of getpwd().
6549 2005-01-04 Roger Sayle <roger@eyesopen.com>
6551 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6553 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6554 all the cases handled by it are inverted by invert_truthvalue.
6556 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6558 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6559 (save_register_windowsi): Likewise.
6561 2005-01-04 Richard Henderson <rth@redhat.com>
6563 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6565 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6568 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6569 any simplifications of vector mode comparison operators.
6570 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6572 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6573 Devang Patel <dpatel@apple.com>
6575 PR tree-optimization/18308
6576 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6577 the operands before creating a new expression.
6578 * dojump.c (do_jump): Make drop_through_label available
6579 for all cases. Add expansion of COND_EXPR.
6581 2005-01-04 Ira Rosen <irar@il.ibm.com>
6583 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6584 INTEGER_CST instead of TREE_CONSTANT.
6585 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6586 instead of TREE_CONSTANT.
6587 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6588 instead of TREE_CONSTANT.
6590 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6592 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6594 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6597 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6598 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6600 2005-01-03 Richard Henderson <rth@redhat.com>
6602 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6603 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6604 fold_convert_const_real_from_real): Split out from ...
6605 (fold_convert_const): ... here.
6607 2005-01-03 Richard Henderson <rth@redhat.com>
6610 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6611 (mov<MMXMODEI>_internal): Likewise.
6612 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6613 Add V2SF case; use it for SSE1; don't use TI.
6614 (movdf_integer): Likewise.
6615 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6617 2005-01-03 Ira Rosen <irar@il.ibm.com>
6619 * tree-vectorizer.c (vect_strip_conversions): New function.
6620 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6621 check for binary class.
6623 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6627 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6629 * gimple-low.c (mark_blocks_with_used_vars): New function.
6630 (mark_blocks_with_used_subblocks): Ditto.
6631 (mark_used_blocks): Ditto.
6632 (pass_mark_used_blocks): New pass.
6633 * tree-inline.c: Include debug.h.
6634 (expand_call_inline): Call outlining_inline_function here.
6635 * tree-optimize.c (init_tree_optimization_passes): Add
6636 pass_mark_used_blocks.
6637 * tree-pass.h (pass_mark_used_blocks): New.
6638 * Makefile.in (tree-inline.o): Add debug.h dependency.
6640 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6642 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6643 VAR_DECLs to have weak_import attribute.
6645 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6648 2004-01-03 Steven Bosscher <stevenb@suse.de>
6650 * passes.c (rest_of_compilation): Don't run regmove if only
6651 flag_expensive_optimizations, require flag_regmove instead.
6653 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6655 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6657 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6658 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6659 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6660 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6662 2005-01-03 Richard Henderson <rth@redhat.com>
6664 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6665 (ia64_const_ok_for_letter_p): New.
6666 (ia64_const_double_ok_for_letter_p): New.
6667 (ia64_extra_constraint): New.
6668 (ia64_expand_vecint_compare): New.
6669 (ia64_expand_vcondu_v2si): New.
6670 (ia64_expand_vecint_cmov): New.
6671 (ia64_expand_vecint_minmax): New.
6672 (ia64_print_operand): Add 'v'.
6673 (ia64_preferred_reload_class): New.
6674 (ia64_vector_mode_supported_p): New.
6675 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6676 (PREFERRED_RELOAD_CLASS): Move to function.
6677 (CONST_OK_FOR_LETTER_P): Move to function.
6678 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6679 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6680 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6681 (EXTRA_CONSTRAINT): Move to function.
6682 * config/ia64/ia64.md: Include vect.md.
6683 (itanium_class): Add mmalua.
6685 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6687 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6688 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6690 (const_int_2bit_operand): New.
6691 (fr_reg_or_0_operand): New.
6692 * config/ia64/ia64-modes.def: Add vector modes.
6693 * config/ia64/ia64-protos.h: Update.
6694 * config/ia64/vect.md: New file.
6696 2005-01-03 Richard Henderson <rth@redhat.com>
6698 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6700 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6703 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6705 (log1pdf2): Change mode of operands[0,1] to DFmode.
6707 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6709 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6710 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6711 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6712 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6713 SPARC_RELAXED_ORDERING.
6715 2005-01-03 Richard Henderson <rth@redhat.com>
6716 Uros Bizjak <uros@kss-loka.si>
6719 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6720 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6721 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6723 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6724 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6725 const_pow2_1_to_128_operand): New predicates.
6727 2005-01-02 Greg McGary <greg@mcgary.org>
6729 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6731 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6732 object. [ptr_type]: Remove unused variable.
6733 Remember nearest addressable array-element or record-component
6734 when checking bitfield components. Tolerate empty BIND_EXPR.
6736 2005-01-01 Richard Henderson <rth@redhat.com>
6738 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6739 that don't narrow the value. Fail for other conversions.
6741 2005-01-01 Richard Henderson <rth@redhat.com>
6744 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6745 * c-lang.c (finish_file): Don't do it here.
6746 * objc/objc-act.c (objc_finish_file): Likewise.
6748 * cgraph.c (decl_assembler_name_equal): New.
6749 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6750 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6751 * cgraph.h (struct cgraph_varpool_node): Add next.
6752 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6753 * varasm.c (assemble_alias): Mark the target as needed.
6755 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6758 * function.c (get_arg_pointer_save_area): Use entry_of_function
6759 instead of get_insns.
6761 2005-01-01 Roger Sayle <roger@eyesopen.com>
6762 Andrew Pinski <pinskia@physics.uc.edu>
6763 James E. Wilson <wilson@specifixinc.com>
6765 PR rtl-optimization/12092
6766 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6769 2005-01-01 Roger Sayle <roger@eyesopen.com>
6770 Olivier Hainque <hainque@act-europe.fr>
6772 * tree.c (int_fits_type_p): A narrower type always fits in a
6773 wider one, except for negative values into unsigned types.
6775 2005-01-01 Roger Sayle <roger@eyesopen.com>
6777 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6778 with the original constant rather than require TREE_OVERFLOW.
6780 2005-01-01 Steven Bosscher <stevenb@suse.de>
6783 * c-decl.c (finish_function): If compiling C99, annotate the
6784 compiler generated return with the current file name and line 0.
6785 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6786 the source line is greater than 0.
6787 (remove_bb): Likewise.
6789 See ChangeLog.12 for earlier changes.