| blob | 84e25db0b2c15a85aae3c4d2d2905974be70a8a6 |
1 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4 integer_zerop.
5 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6 constants invariant.
8 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
10 * basic-block.h (BB_VISITED): Removed.
11 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13 2005-03-14 Falk Hueffner <falk@debian.org>
15 PR bootstrap/20424
16 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
18 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
20 * ggc-zone.c: Fix comment typos.
22 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
23 stringpool.c, config/mips/mips-protos.h: Update copyright.
25 2005-03-14 Alan Modra <amodra@bigpond.net.au>
27 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
28 throughout with its typedef, "rtx".
29 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
30 (rs6000_tls_symbol_ref_1): Remove inline keyword.
31 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
32 regs in comment to match code.
34 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
36 * except.c (check_handled): Make it static.
37 * except.h: Remove the corresponding prototype.
39 * function.c (get_func_frame_size): Make it static.
40 * function.h: Remove the corresponding type.
42 * regclass.c (reg_class_superclasses, reg_class_subclasses):
43 Make them static.
44 * hard-reg-set.h: Remove the corresponding declarations.
46 * tree-cfg.c (verify_stmts): Check that
47 bb_for_stmt (stmt) == bb for every PHI node and statement.
49 2005-03-14 Alan Modra <amodra@bigpond.net.au>
51 * config.gcc: Remove excess indentation.
52 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
54 2005-03-13 Roger Sayle <roger@eyesopen.com>
56 PR middle-end/19331
57 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
58 * fold-const.c (fold_sign_changed_comparison): Likewise.
59 (fold_binary): Optimize comparisons against widened operands if
60 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
62 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
64 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
65 (sparc_override_options): Initialize it.
66 (sparc_struct_value_rtx): Set it on the MEM to be returned.
68 2005-03-13 David Edelsohn <edelsohn@gnu.org>
70 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
71 (reg_or_none500mem_operand): New predicate.
72 (zero_reg_mem_operand): New predicate.
73 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
74 to reg_or_none500mem_operand.
75 (extendsfdf2_fpr): Add MEM alternative.
76 (extenddftf2_internal): Change operand2 predicate to
77 zero_reg_mem_operand.
79 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
81 * ggc-zone.c: Rewritten.
83 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
84 if there are none.
85 * configure.ac: Define GGC_ZONE for --with-gc=zone.
86 * config.in: Regenerated.
87 * configure: Regenerated.
88 * gengtype.c (write_types_process_field, write_func_for_structure):
89 Pass new argument to gt_pch_note_object.
90 * ggc-common.c (struct ptr_data): Add TYPE.
91 (gt_pch_note_object): Take TYPE argument and save it.
92 (call_count): Update call to ggc_pch_count_object.
93 (call_alloc): Update call to ggc_pch_alloc_object.
94 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
95 file.
96 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
97 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
98 (ggc_alloc_zone_stat): Delete.
99 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
100 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
101 (ggc_pch_alloc_object): Update prototypes.
102 (garbage_zone): Delete.
103 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
104 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
105 pointers.
106 (tree_id_zone): New variable.
107 (ggc_alloc_cleared_zone): Remove unused.
108 (ggc_alloc_zone): Define.
109 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
110 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
111 ggc_alloc_zone_stat.
112 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
113 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
114 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
115 (make_node_stat): Likewise. Use tree_id_zone.
117 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
118 Joseph S. Myers <joseph@codesourcery.com>
120 * configure.ac: Check for MIPS TLS.
121 * configure: Regenerated.
122 * config/mips/mips-protos.h (enum mips_symbol_type): Add
123 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
124 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
125 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
126 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
127 (mips_classify_symbol, mips_symbolic_constant_p)
128 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
129 (mips_tls_operand_p, mips_call_tls_get_addr)
130 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
131 (mips_tls_symbol_ref_1): New functions.
132 (mips_legitimize_address, mips_legitimize_const_move): Call
133 mips_legitimize_tls_address.
134 (override_options): Handle V1_REG and TLS symbols. Disable TLS
135 for MIPS16.
136 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
137 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
138 (mips_char_to_class): Document V1_REG.
139 (HAVE_AS_TLS): Provide default.
140 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
141 constants.
142 (load_got<mode>): Renamed from *load_got<mode>. Allow when
143 !TARGET_ABICALLS.
144 (tls_get_tp_<mode>): New instruction.
146 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
148 * configure.ac: Update checks for target tools.
149 * configure: Regenerated.
151 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
153 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
155 2005-03-13 Roger Sayle <roger@eyesopen.com>
157 * expmed.c (expand_mult): Use synthetic multiplication sequences for
158 more classes of DImode multiplication by constant. Allow both
159 multiplication by small negative constants (by performing a
160 multiplication by a positive constant and negating the result) and
161 multiplications by large powers of two, by using a left shift.
163 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
165 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
166 of basic blocks into work_stack.
168 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
169 config/mips/vr.h: Update copyright.
171 * c-decl.c (c_init_decl_processing): Remove useless calls to
172 build_function_type.
174 * builtins.c (fold_trunc_transparent_mathfn,
175 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
176 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
177 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
178 fold_builtin_strcpy, fold_builtin_strncpy,
179 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
180 TREE_TYPE (exp).
182 * builtins.c (expand_builtin_mathfn_3): Remove local variable
183 before_call.
185 * lambda-code.c (lambda_compute_auxillary_space): Remove local
186 variable determinant.
188 * tree-cfg.c (group_case_labels): Remove local variable type.
190 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
191 variable ann.
193 * tree-ssa-phiopt.c (value_replacement): Remove local variable
194 result.
196 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
198 PR target/18251
199 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
200 (*movmemqi_insn): Delete.
201 (*movmemhi): Delete.
203 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
205 * builtins.c (fold_builtin_classify): Take decomposed
206 arguments of CALL_EXPR.
207 (fold_builtin_1): Update a call to fold_builtin_classify.
209 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
211 PR c/20402
212 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
213 through into call to parser_xref_tag after parse error.
214 (c_parser_struct_declaration): Consistently return NULL_TREE on
215 error.
217 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
219 * tree-flow-inline.h (ref_contains_array_ref): New function.
220 (lookup_subvars_for_var): Ditto.
221 (get_subvars_for_var): Ditto.
222 (var_can_have_subvars): Ditto.
224 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
225 (struct subvar): New type.
227 * tree-dfa.c (okay_component_ref_for_subvars): New function.
229 * tree-optimize.c (init_tree_optimization_passes): Call
230 pass_create_structure_vars.
232 * tree-ssa-alias.c: Include vec.h.
233 (init_alias_info): Don't auto-clear call clobbered on struct-field
234 tags.
235 (compute_flow_insensitive_aliasing): Handle subvars.
236 (group_aliases): Handle STRUCT_FIELD aliases.
237 (setup_pointers_and_addressables): Ditto.
238 Don't mark variables non-addressable if they still have
239 addressable subvars.
240 Also mark subvars addressable when the real variable is marked
241 addressable.
242 (add_pointed_to_var): Try to prune the pointed-to set by only
243 pointing to subvars when possible.
244 Otherwise, make sure we set addresses_needed and pt_vars to
245 properly include subvars.
246 (bitpos_of_field): New function.
247 (push_fields_onto_fieldstack): Ditto.
248 (get_or_create_used_part_for): Ditto.
249 (create_overlap_variables_for): Ditto.
250 (find_used_portions): Ditto.
251 (create_structure_vars): Ditto.
252 (pass_create_structure_vars): New structure.
254 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
255 (get_expr_operands): Handle subvars. Also try to turn
256 COMPONENT_REF accesses into must-defs now that we can accurately
257 portray it.
258 (note_addressable): Try to only mark as addressable those subvars
259 we know a COMPONENT_REF touches.
260 (overlap_subvar): New function.
262 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
263 Handle subvar storing.
264 (vect_address_analysis): Update caller of vect_object_analysis.
266 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
268 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
269 (STMT_VINFO_SUBVARS): New macro.
271 * common.opts: add flag_tree_salias.
273 * opts.c (decode_options): flag_tree_salias defaults to on.
275 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
277 * doc/tree-ssa.texi: Document structural alias analysis.
279 2005-03-12 Steven Bosscher <stevenb@suse.de>
281 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
282 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
283 * tree-ssa-operands.c (get_expr_operands): Likewise.
284 (get_expr_operands): Likewise for ERROR_MARK.
286 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
288 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
289 var.
291 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
292 removed_phis.
294 * tree-ssa-pre.c (compute_avail): Remove local variable val.
295 (mark_operand_necessary): Remove local variable ver.
297 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
298 variable prefix_len.
300 * value-prof.c (mod_subtract_transform): Remove local variable
301 value.
303 * builtins.c (fold_builtin_exponent): Take decomposed
304 arguments of CALL_EXPR.
305 (fold_builtin_1): Update a call to fold_builtin_exponent.
307 * builtins.c (fold_builtin_logarithm): Take decomposed
308 arguments of CALL_EXPR.
309 (fold_builtin_1): Update a call to fold_builtin_logarithm.
311 * c-decl.c (c_init_decl_processing): Remove local variables
312 ptr_ftype_void and ptr_ftype_ptr.
314 * gimplify.c (gimplify_expr): Remove local variables r0 and
315 r1.
317 * reg-stack.c (move_for_stack_reg): Remove local variable
318 push_insn.
319 (compare_for_stack_reg): Remove local variable flags_user.
320 (convert_regs_1): Remove local variable deleted.
322 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
323 variable new_cond.
324 (combine_blocks): Remove local variables exits and new_e.
326 * tree-inline.c (expand_call_inline): Remove local variable
327 decl.
329 * tree-ssa-live.c (create_ssa_var_map,
330 calculate_live_on_entry): Remove local variable snn.
332 2005-03-12 Geoffrey Keating <geoffk@apple.com>
334 * c-lex.c (c_lex_with_flags): Add parameter to call to
335 cpp_spell_token.
337 2005-03-11 Per Bothner <per@bothner.com>
339 * c-tree.h (struct c_declarator): New id_loc field.
340 * c-pragma.h (c_lex_with_flags): Take position reference.
341 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
342 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
343 (c_lex): Pass dummy location to c_lex_with_flags.
344 * c-parser.c (c_lex_one_token): Set c_token's location using
345 c_lex_with_flags, instead of input_location, which might be "ahead".
346 (c_parser_direct_declarator): Set declarator's id_loc from
347 c_token's id_loc.
348 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
349 declarator's id_loc, rather than probably-imprecise input_location.
350 (build_id_declarator): Initialize c_declarator's id_loc field.
352 2005-03-11 Roger Sayle <roger@eyesopen.com>
354 PR middle-end/20419
355 * builtins.c (expand_builtin_signbit): Force the signbit's word
356 into an integer register to avoid SUBREGs of floating point modes.
358 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
360 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
361 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
362 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
363 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
365 2005-03-11 David Edelsohn <edelsohn@gnu.org>
367 PR rtl-optimization/20306
368 * expr.c (emit_move_complex): Set try_int false if mode is
369 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
370 emit_block_move if try_int is true.
372 2005-03-11 Richard Henderson <rth@redhat.com>
374 PR target/20415
375 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
376 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
377 to match.
379 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
381 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
382 (TARGET_FIX_VR4130): New macro.
383 (TARGET_OPTIONS): Add -mfix-vr4130.
384 (ISA_HAS_MACCHI): New macro.
385 (ASM_SPEC): Add -mfix-vr4130.
386 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
387 (override_options): Handle mips_fix_vr4130_string.
388 (mips_avoid_hazards): Clear all_noreorder_p
389 if we're working around VR4130 errata and the macc alternatives
390 are not available.
391 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
392 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
393 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
394 (MULTILIB_DEFAULTS): Remove leading "march=".
395 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
396 if no architecture option is given.
397 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
398 VR4130 multilibs.
399 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
400 * doc/invoke.texi: Document -mfix-vr4130.
402 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
404 * config/mips/mips.c (override_options): Only warn about -mint64
405 deprecation if TARGET_INT64.
407 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
409 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
410 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
411 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
412 are non-specific regarding the nonnull parameter positions.
413 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
414 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
415 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
416 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
418 * builtins.def: Use the non-specific "nonnull" attibute lists.
420 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
422 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
423 single_pred_edge, single_succ, single_pred): Improve comments.
425 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
427 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
428 single_pred_edge, single_succ, single_pred): New inline functions.
429 * bb-reorder.c (rotate_loop, find_traces_1_round,
430 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
431 duplicate_computed_gotos): Use the single_succ/pred functions.
432 * cfganal.c (forwarder_block_p): Ditto.
433 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
434 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
435 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
436 merge_seq_blocks): Ditto.
437 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
438 * cfglayout.c (fixup_reorder_chain): Ditto.
439 * cfgloop.c (mark_single_exit_loops, update_latch_info,
440 canonicalize_loop_headers, verify_loop_structure): Ditto.
441 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
442 mfb_update_loops, create_preheader, force_single_succ_latches,
443 create_loop_notes): Ditto.
444 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
445 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
446 commit_one_edge_insertion, purge_dead_edges,
447 cfg_layout_can_merge_blocks_p): Ditto.
448 * except.c (sjlj_emit_function_enter): Ditto.
449 * flow.c (init_propagate_block_info): Ditto.
450 * function.c (thread_prologue_and_epilogue_insns): Ditto.
451 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
452 insert_insn_end_bb): Ditto.
453 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
454 find_if_case_2): Ditto.
455 * lambda-code.c (perfect_nestify): Ditto.
456 * lcm.c (optimize_mode_switching): Ditto.
457 * loop-doloop.c (doloop_modify): Ditto.
458 * loop-init.c (loop_optimizer_init): Ditto.
459 * loop-iv.c (simplify_using_initial_values): Ditto.
460 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
461 * loop-unswitch.c (unswitch_loop): Ditto.
462 * modulo-sched.c (generate_prolog_epilog): Ditto.
463 * predict.c (combine_predictions_for_insn, estimate_probability,
464 tree_estimate_probability, last_basic_block_p,
465 estimate_bb_frequencies): Ditto.
466 * profile.c (branch_prob): Ditto.
467 * regrename.c (copyprop_hardreg_forward): Ditto.
468 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
469 * tracer.c (layout_superblocks): Ditto.
470 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
471 cfg_remove_useless_stmts_bb, cleanup_control_flow,
472 cleanup_control_expr_graph, disband_implicit_edges,
473 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
474 tree_verify_flow_info, tree_make_forwarder_block,
475 tree_forwarder_block_p, remove_forwarder_block,
476 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
477 * tree-if-conv.c (tree_if_conversion): Ditto.
478 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
479 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
480 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
481 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
482 copy_loop_headers): Ditto.
483 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
484 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
485 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
486 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
487 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
488 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
489 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
490 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
491 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
492 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
493 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
494 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
495 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
496 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
497 slpeel_add_loop_guard): Ditto.
499 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
501 PR tree-optimization/15784
502 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
503 and -1 - A to ~A.
505 * stmt.c (expand_case): Don't change index_type. Convert minval
506 to the proper type.
508 PR tree-optimization/20130
509 * fold-const.c (fold): Fold x * -1 into -x.
511 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
513 PR rtl-optimization/20331
514 * rtlanal.c (modified_between_p): Check its address first for MEM.
515 (modified_in_p): Likewise.
517 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
519 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
521 2005-03-10 Steven Bosscher <stevenb@suse.de>
523 * expr.c (expand_expr_real_1): If possible, use a conditional
524 move for expanding MIN_EXPR and MAX_EXPR.
525 Use temp for moving around rtx-en.
527 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
529 PR rtl-opt/20412
530 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
531 correct mode.
533 2005-03-10 Roger Sayle <roger@eyesopen.com>
535 * builtins.c (expand_builtin_signbit): Extend to handle floating
536 point modes wider than the largest integer type, using the
537 operand_subword_force function to obtain the signbit's word.
539 2005-03-10 Jakub Jelinek <jakub@redhat.com>
541 PR target/20322
542 * combine.c (try_combine): If recog_for_combine added CLOBBERs
543 to NEWI2PAT, fail to combine if they are used by NEWPAT.
545 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
547 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
549 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
551 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
552 type void.
553 (perform_edge_inserts): Unconditionally call
554 free_dominator_info.
556 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
558 2005-03-10 Bob Wilson <bob.wilson@acm.org>
560 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
562 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
564 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
566 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
567 gcc_unreachable.
568 (rtl_register_value_prof_hooks,
569 tree_value_profile_transformations,
570 tree_register_value_prof_hooks): Likewise.
571 * var-tracking.c (stack_adjust_offset_pre_post,
572 variable_htab_free, variable_union, dataflow_set_different_2,
573 count_uses, variable_was_changed, set_frame_base_location,
574 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
575 vt_add_function_parameters): Likewise.
576 * varasm.c (named_section_real, named_section, make_decl_rtl,
577 asm_emit_uninitialised, assemble_integer, decode_addr_const,
578 const_hash_1, compare_constant, copy_constant, force_const_mem,
579 output_constant_pool_2, output_constant_pool_1, output_constant,
580 output_constructor, make_decl_one_only, decl_tls_model,
581 default_no_named_section, default_elf_select_section_1,
582 default_unique_section_1): Likewise.
583 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
584 * vmsdbgout.c (addr_const_to_string): Likewise.
586 PR c++/20375
587 * function.c (struct assign_parm_data_one): Remove last_named
588 field.
589 (assign_parm_find_data_types): Don't determine last_named.
590 Reorder named_parm determination.
591 (assign_parms): Only setup varargs on the last non-varadic
592 parameter.
594 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
596 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
597 sda base address on medium model.
599 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
601 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
602 * cfgloop.c (flow_loop_nodes_find): Export.
603 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
604 Declare.
605 * cfgloopmanip.c (fix_loop_structure): New function.
606 * predict.c (predict_loops): Clean up the loops information.
607 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
608 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
609 loop structure.
610 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
611 (rewrite_into_loop_closed_ssa): Declaration changed.
612 * tree-loop-linear.c (linear_transform_loops): Add argument to
613 rewrite_into_loop_closed_ssa call.
614 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
615 * tree-ssa-loop-im.c (move_computations): Ditto.
616 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
617 * tree-vectorizer.c (vectorize_loops): Ditto.
618 * tree-optimize.c: Include cfgloop.h.
619 (execute_todo): Choose whether to call cleanup_tree_cfg or
620 cleanup_tree_cfg_loop.
621 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
622 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
623 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
624 cleanup_tree_cfg_loop call.
625 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
626 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
627 work on part of cfg.
629 2005-03-10 Jakub Jelinek <jakub@redhat.com>
631 PR inline-asm/20314
632 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
633 with multiple alternatives.
635 * stmt.c (parse_output_constraint): Fix a typo.
637 2005-03-09 Bob Wilson <bob.wilson@acm.org>
639 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
640 assembly directive instead of deprecated "no-generics".
642 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
644 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
645 for non-offsettable memory references to cope with outstanding reload
646 replacements.
647 * config/s390/s390.md ("reload_outti"): Call find_replacement to
648 avoid losing outstanding address reloads.
649 ("reload_outdi", "reload_outdf"): Likewise.
651 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
654 code. Add more cbrt transformations.
656 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
660 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
662 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
663 NULL_TREE when a given tree is not simplified.
664 (fold): Return the original tree when any of the functions
665 mentioned above NULL_TREE.
667 * fold-const.c (fold_unary, fold_binary): Take decomposed
668 arguments, code, type, op0, and op1 in case of fold_binary.
669 (fold): Update calls to fold_unary and fold_binary.
671 2005-03-09 Roger Sayle <roger@eyesopen.com>
673 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
674 a fndecl and an arglist instead of a CALL_EXPR, exp.
676 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
678 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
680 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
682 * expr.c (expand_assignment): Remove orig_to_rtx.
684 * fold-const.c (int_const_binop): Remove no_overflow.
686 * ifcvt.c (noce_emit_move_insn): Remove inmode.
688 * loop-iv.c (get_biv_step_1): Remove lhs.
690 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
692 * real.c (real_nan): Remove neg.
694 * function.c (thread_prologue_and_epilogue_insns): Remove i
695 and newinsn.
697 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
698 tb.
700 * tree-eh.c (tree_could_trap_p): Remove idx.
702 * tree-into-ssa.c (ann): Remove ann.
704 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
706 * tree-sra.c (decide_block_copy): Remove inst_count.
708 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
710 * tree-ssa-loop-im.c (lhs): Remove.
712 * cfgbuild.c (state, STATE, SET_STATE,
713 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
714 make_edges.
715 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
716 (find_basic_blocks): Set the state of each basic block to
717 BLOCK_NEW.
719 2005-03-08 Jeff Law <law@redhat.com>
721 * tree-cfg.c (cleanup_control_flow): If removal of a computed
722 goto results in the removal of edges in the CFG, then we need
723 to recompute dominators.
725 2005-03-09 Ben Elliston <bje@au.ibm.com>
727 * c-common.c (c_do_switch_warnings): Comment fix.
729 2005-03-08 Julian Brown <julian@codesourcery.com>
731 * Patch from 2005-03-08 reverted for causing regressions and
732 ppc-darwin bootstrap failure.
734 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
736 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
737 Define the real function for ppc-darwin.
738 * c-typeck.c (convert_arguments): Check for target-specific
739 invalid argument call to unprototyped function.
740 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
741 New Macro.
742 * target.h (invalid_arg_for_unprototyped_fn): New field
743 in struct calls.
744 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
745 default target hook.
746 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
747 Declare.
749 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
751 * c-typeck.c (constructor_stack, constructor_range_stack,
752 initializer_stack): Make them static.
754 * cfg.c (rbi_pool): Make it static.
756 * gimple-low.c (lower_stmt_body): Make it static.
757 * tree-flow.h: Remove the corresponding prototype. Don't
758 declare lower_data.
760 * sched-deps.c (cache_size): Make it static.
762 * stor-layout.c (lang_adjust_rli): Make it static.
764 2005-03-08 Julian Brown <julian@codesourcery.com>
766 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
767 from being used for symbols with vague linkage when
768 HAVE_GAS_COMDAT_GROUP is true.
770 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
772 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
773 nlabel == JUMP_LABEL (jump).
775 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
777 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
778 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
779 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
780 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
782 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
784 PR c/14411
785 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
786 * c-common.c (handle_returns_twice): New function.
787 (c_common_attribute_table): Declare eturns_twice' attribute.
788 * doc/extend.texi: Document eturns_twice' attribute.
789 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
790 (struct tree_decl): Add returns_twice_flag.
792 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
794 * tree-ssa-phiopt.c: Fix a comment typo.
796 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
797 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
798 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
799 copyright.
801 2005-03-08 Richard Henderson <rth@redhat.com>
803 * config/alpha/alpha.c (code_for_builtin): Replace special-case
804 builtin codes with ctzdi2, clzdi2, popcountdi2.
805 (struct alpha_builtin_def): Add is_const.
806 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
807 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
808 (alpha_init_builtins): Init them. Set nothrow and const attributes
809 on builtins.
810 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
811 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
812 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
813 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
814 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
815 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
816 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
817 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
818 (TARGET_FOLD_BUILTIN): New.
819 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
820 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
821 (ffsdi2): Use ctz.
822 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
824 2005-03-08 Ira Rosen <irar@il.ibm.com>
826 PR tree-optimization/20122
827 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
828 condition of access function instead of base.
830 2005-03-07 Jeff Law <law@redhat.com>
831 Steven Bosscher <stevenb@suse.de>
833 * tree-cfg.c (find_taken_edge_computed_goto): New function.
834 (find_taken_edge): Call find_taken_edge_computed_goto as
835 appropriate. Allow any gimple invariant rather than just
836 INTEGER_CST for VAL.
837 (cleanup_control_flow): Cleanup a computed goto which has turned
838 into a simple goto.
839 (tree_merge_blocks): If block B has any forced labels, move
840 them to the start of block A.
841 * tree-ssa-dom.c (thread_across_edge): Allow threading across
842 computed gotos as well.
843 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
844 removal of unnecessary computed gotos too.
845 (lookup_redirection_data): Fix type of INSERT argument. Callers
846 updated.
848 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
850 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
851 Remove trailing spaces.
853 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
854 unshare_all_trees): Make them static.
855 * tree-gimple.h: Remove the corresponding prototypes.
857 * diagnostic.h: Remove unused prototype
858 debug_output_buffer.
859 * modulo-sched.c: Remove unused prototype
860 set_row_column_for_ps.
862 * tree-ssa-phiopt.c (tree_ssa_phiopt,
863 replace_phi_edge_with_variable): Remove unused variable i.
865 2005-03-07 Per Bothner <per@bothner.com>
867 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
869 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
871 PR tree-opt/17671
872 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
873 bbs on the COND_EXPR instead of the PHI_NODEs.
874 (candidate_bb_for_phi_optimization): Remove.
875 (replace_phi_with_stmt): Rename to ...
876 (replace_phi_edge_with_variable): this and change so that we
877 replace the phi argument instead of removing the PHI.
878 (conditional_replacement): Change so we deal with PHI with more
879 than two arguments.
880 (value_replacement): Likewise.
881 (abs_replacement): Likewise.
883 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
885 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
886 output_e500_flip_gt_bit.
888 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
889 as bit 31.
890 (rs6000_generate_compare): Fix logic to look at the correct bits.
891 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
892 Look at GT bit.
893 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
894 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
895 gen_move_from_CR_gt_bit.
897 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
898 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
899 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
901 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
902 (E500_CR_IOR_COMPARE): New constant.
904 2005-03-08 Earl Chew <earl_chew@agilent.com>
905 David Billinghurst <David.Billinghurst@riotinto.com>
907 * config/i386/host-cygwin.c: New file to support precompiled
908 headers on cygwin
909 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
910 * config.host: Use above files for cygwin host.
912 2005-03-07 David Edelsohn <edelsohn@gnu.org>
914 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
915 ordering ops from earlier change.
917 2005-03-07 Per Bothner <per@bothner.com>
919 Various fixes to allow us to again build if --enable-mapped-location:
920 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
921 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
922 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
923 local variable loc. Change logic appropriately.
924 * tree-vect-transform.c (vect_finish_stmt_generation): Use
925 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
926 * c-parser.c (c_parser_for_statement): Initialize loc variable.
927 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
928 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
930 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
932 PR rtl-optimization/19683
933 * reload1.c (choose_reload_regs): Pass the number of bits, not the
934 number of bytes, to smallest_int_for_mode. Fix arguments to
935 REG_CANNOT_CHANGE_MODE_P.
937 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
939 * reorg.c (relax_delay_slots): Check that the jump is
940 conditional before trying to invert it.
942 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
944 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
945 Make them static.
947 * calls (stack_arg_under_construction): Make it static.
949 * flow.c (regs_live_at_setjmp): Make it static.
950 * flow.h: Remove the corresponding prototype.
952 * reload1.c (reload_startobj, reload_firstobj,
953 something_needs_operands_changed, reload_inherited,
954 reload_inheritance_insn, reload_override_in,
955 reload_spill_index): Make them static.
957 * recog.c (verify_changes): Make it static.
958 * recog.h: Remove the corresponding prototype.
960 * cfgbuild.c (find_sub_basic_blocks): Remove.
961 * basic-block.h: Remove the corresponding prototype.
962 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
963 in comments.
964 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
966 * tree-ssa-operands.c (check_build_stmt): Remove.
968 * stor-layout.c (set_alignment): Remove.
969 * tree.h: Remove the corresponding prototype.
971 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
973 * tree-ssa-dce.c (control_dependence_map,
974 visited_control_parents): Make them static.
976 * cfghooks.c (verify_flow_info): Remove local variable
977 num_bb_notes.
979 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
980 last_bb_seen.
982 * loop-unswitch.c (unswitch_loop): Remove local variable src.
984 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
986 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
988 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
990 * config/ia64/hpux.h (LINK_SPEC): Add -z.
991 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
992 PARALLEL for an empty structure.
994 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
996 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
998 * fold-const.c (fold_binary): Unroll the very first "for"
999 loop.
1001 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1003 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1004 redundant match_code test.
1005 (scc_comparison_operator): Swap match_operand and match_code
1006 tests.
1007 (branch_positive_comparison_operator): Same.
1008 (trap_comparison_operator): Use comparison_operator and swap with
1009 match_code test.
1011 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1013 PR target/20288
1014 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1015 (out_movhi_r_mr): Read low byte of volatile MEM first.
1016 (out_movhi_mr_r): Write high byte of volatile MEM first.
1018 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1020 * cselib.c (reg_values, reg_values_size): Make them static.
1022 * cse.c (cse_reg_info_table): Make it static.
1024 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1026 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1028 * cse.c (find_best_addr): Use canon_for_address.
1030 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1032 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1033 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1034 SUBREG and MEM, respectively.
1036 * fold-const.c (fold_binary): Use code instead of t.
1038 * fold-const.c (optimize_minmax_comparison): Take decomposed
1039 arguments code, type, op0, and op1 instead of t.
1040 (fold_binary): Update a call to optimize_minmax_comparison.
1042 * fold-const.c (fold_range_test): Take decomposed arguments
1043 code, type, op0, and op1 instead of t.
1044 (fold_binary): Update a call to fold_range_test.
1046 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1047 decomposed arguments code, type, op0, and op1 instead of t.
1048 (fold_binary): Update a call to fold_range_test.
1050 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1052 * fold-const.c (fold_binary): Avoid directly using the original
1053 expression t as much as possible.
1055 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1057 * c-semantics.c (build_stmt): Use TYPE_P instead of
1058 IS_NON_TYPE_CODE_CLASS.
1059 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1060 (NON_TYPE_CHECK): Use TYPE_P instead of
1061 IS_NON_TYPE_CODE_CLASS.
1063 * fold-const.c (fold): Remove handling of binary expressions.
1065 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1067 * doc/c-tree.texi: Wrap comments in @r{}.
1068 * doc/cpp.texi: Likewise.
1069 * doc/cppinternals.texi: Likewise.
1070 * doc/extend.texi: Likewise.
1071 * doc/md.texi: Likewise.
1072 * doc/objc.texi: Likewise.
1073 * doc/sourcebuild.texi: Likewise.
1074 * doc/tm.texi: Likewise.
1075 * doc/tree-ssa.texi
1077 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1079 * predict.c (apply_return_prediction): Standardize PHI chain
1080 walking.
1081 * tree-ssa.c (ssa_redirect_edge): Likewise.
1083 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1084 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1085 Update copyright.
1087 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1088 * tree-flow.h: Adjust the prototype for remove_phi_node.
1089 * lambda-code.c (perfect_nestify): Adjust a call to
1090 remove_phi_node.
1091 * tree-cfg.c
1092 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1093 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1094 Likewise.
1095 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1096 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1097 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1098 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1100 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1101 of GEN_INT (trunc_int_for_mode (...)).
1102 * loop-iv.c (iv_number_of_iterations): Likewise.
1103 * postreload.c (reload_cse_move2add): Likewise.
1104 * simplify-rtx.c (simplify_const_unary_operation,
1105 simplify_const_binary_operation): Likewise.
1106 * stor-layout.c (get_mode_bounds): Likewise.
1108 * fold-const.c (fold_binary): New.
1109 (fold): Call fold_binary on binary expressions.
1111 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1113 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1114 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1115 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1116 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1117 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1119 2005-03-04 Devang Patel <dpatel@apple.com>
1121 PR tree-optimization/18815
1122 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1123 loops with zero exit edges.
1125 2005-03-04 Devang Patel <dpatel@apple.com>
1127 * doc/invoke.texi: Remove reference to webpage that does not exist.
1129 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1130 Joseph S. Myers <joseph@codesourcery.com>
1132 PR c++/19797
1133 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1134 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1135 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1136 * pa.c (get_plabel): Change argument to symbol_ref. Call
1137 maybe_get_identifier instead of get_identifier.
1138 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1139 (struct deferred_plabel): Replace name field with symbol field.
1140 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1141 ASM_OUTPUT_EXTERNAL_REAL is defined.
1142 (output_global_address): Use output_addr_const for output of all
1143 symbol_refs.
1144 (output_deferred_plabels): Use symbol_ref instead of name for address
1145 output.
1146 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1147 ASM_OUTPUT_SYMBOL_REF): New macros.
1148 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1149 comment.
1150 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1151 label.
1153 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1155 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1156 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1158 2005-03-04 Jeff Law <law@redhat.com>
1160 * basic-block.h (rediscover_loops_after_threading): Declare.
1161 * tree-ssa-dom.c: Include cfgloop.h.
1162 (tree_ssa_dominator_optimize): Discover loops and some basic
1163 properties. Remove forwarder blocks recreated by loop header
1164 canonicalization. Also mark backedges in the CFG.
1165 * tree-ssa-threadupdate.c: Include cfgloop.h
1166 (rediscover_loops_after_threading): Define.
1167 (struct local_info): New field, JUMP_THREADED.
1168 (prune_undesirable_thread_requests): New function.
1169 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1170 then record that fact for the callers of redirct_edges.
1171 (thread_block): If BB has incoming backedges, then call
1172 prune_undesirable_thraed_requests. Note when we are
1173 going to have to rediscover loop information. Return a
1174 boolean indicating if any jumps were threaded.
1175 (thread_through_all_blocks): Bubble up boolean indicating
1176 if any jumps were threaded.
1177 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1178 (tree-ssa-threadupdate.o): Similarly.
1180 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1182 * fold-const.c (fold_ternary): Unroll the "for" loop to
1183 extract operands.
1185 2005-03-04 Andrew Haley <aph@redhat.com>
1187 * unwind-dw2-fde-glibc.c (struct
1188 unw_eh_callback_data.check_cache): New field.
1189 (frame_hdr_cache): New.
1190 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1191 Cache frame header info.
1193 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1195 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1196 (print_c_condition): Declare.
1197 * read-rtl.c (ptr_loc): New structure.
1198 (ptr_locs, ptr_loc_obstack, joined_conditions)
1199 (joined_conditions_obstack): New variables.
1200 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1201 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1202 (join_c_conditions, print_c_condition): New functions.
1203 (apply_macro_to_string): Associate the new string with the same
1204 source location as the old one.
1205 (add_condition_to_string): Use join_c_conditions.
1206 (read_string): Use set_rtx_ptr_loc to record a filename and line
1207 number for the string.
1208 (read_rtx): Initialize the new variables above.
1209 * genattrtab.c (write_test_expr, write_attr_value): Use
1210 print_c_condition.
1211 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1212 comment above the GCC_VERSION check.
1213 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1214 Inline the definition of MAYBE_EVAL.
1215 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1216 * genoutput.c (process_template): Likewise.
1217 * genpreds.c (write_predicate_subfunction): Likewise.
1218 (write_predicate_expr): Use print_c_condition.
1219 * genrecog.c (write_cond): Likewise.
1220 * gensupport.c (process_rtx): Use join_c_conditions to join the
1221 conditions of a define_insn_and_split. Record a source location
1222 for the string after the "&&".
1223 (alter_test_for_insn): Use join_c_conditions.
1225 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1227 Revert for now:
1228 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1229 PR tree-optimization/15784
1230 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1231 and -1 - A to ~A.
1233 2005-03-04 Ben Elliston <bje@au.ibm.com>
1235 * gcc.c (option_map): Add --coverage.
1236 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1237 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1238 * config/darwin.h: Pass -lgcov for `coverage'.
1239 * doc/invoke.texi (Debugging Options): Document --coverage.
1241 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1243 * gcse.c (bypass_block): Use find_edge wherever possible.
1245 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1247 Fix PR debug/20253
1249 * c-opts.c (c_common_parse_file): Call start_source_file
1250 and end_source_file at the approriate times.
1252 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1253 the main file, it will be done for us now.
1255 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1257 * fold-const.c (fold_ternary): New.
1258 (fold): Call fold_ternary on ternary expressions. Remove
1259 handling of ternary expressions.
1261 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1263 PR tree-optimization/15784
1264 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1265 and -1 - A to ~A.
1267 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1269 * config/rs6000/predicates.md (branch_comparison_operator):
1270 Convert from C block to conditional format.
1272 2005-03-03 Jan Hubicka <jh@suse.cz>
1274 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1275 and non-constant public variables.
1277 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1279 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1280 with LABEL_EXPR.
1282 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1283 EDGE_I.
1285 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1286 calls to release_ssa_name and release_phi_node.
1288 * fold-const.c (fold): Remove handling of unary expressions.
1290 * fold-const.c (fold_unary): Avoid directly using the original
1291 expression t as much as possible.
1293 2005-03-03 Roger Sayle <roger@eyesopen.com>
1294 Andrew Pinski <pinskia@physics.uc.edu>
1296 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1297 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1299 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1301 Describe special registers SRP and MOF as allocatable registers.
1302 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1303 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1304 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1305 TARGET_HAS_MUL_INSNS.
1306 (cris_print_operand) <case 'd'>: New case.
1307 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1308 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1309 define.
1310 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1311 (REG_ALLOC_ORDER): Update for MOF.
1312 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1313 SPECIAL_REGS.
1314 (GENERAL_REGS): No longer a define of ALL_REGS.
1315 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1316 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1317 Adjust accordingly.
1318 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1319 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1320 (SECONDARY_RELOAD_CLASS): Define.
1321 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1322 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1323 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1324 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1325 (REGISTER_MOVE_COST): Define.
1326 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1327 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1328 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1329 (CRIS_MOF_REGNUM): New define_constants.
1330 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1331 special registers.
1332 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1333 New patterns.
1334 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1335 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1336 Adjust for MOF being properly described as a register.
1337 (indir_to_reg_split): Name this split. Conditionalize on the
1338 destination register being a general register.
1339 (movei): Conditionalize on on operands 0 and 1 having the same
1340 register class.
1342 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1344 PR target/20277
1345 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1346 -mcpu to override any other explicitly given flags.
1348 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1350 * recog.c (verify_changes, confirm_change_group): New functions,
1351 broken out of apply_change_group.
1352 (apply_change_group): Use them.
1353 * recog.h (verify_change, confirm_change_group): Declare.
1354 * rtl.h (redirect_jump_2): Declare.
1355 * jump.c (redirect_exp, invert_exp): Delete.
1356 (invert_exp_1): Take second parameter. Return value. Changed caller.
1357 (redirect_jump_2): New function, broken out of redirect_jump.
1358 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1359 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1360 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1362 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1364 * varasm.c (named_section): Use xstrdup rather than doing it by
1365 hand.
1367 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1369 2005-03-02 Devang Patel <dpatel@apple.com>
1371 Undo PR tree-optimization/18815 fix.
1373 2005-03-02 Devang Patel <dpatel@apple.com>
1375 PR tree-optimization/18815
1376 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1377 loops with zero exit edges.
1379 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1381 * cfg.c (connect_src, connect_dest, disconnect_src,
1382 disconnct_dest): New.
1383 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1384 redirect_edge_pred): Use the new functions.
1386 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1387 free_dominance_info only when needed.
1389 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1391 PR target/20276
1392 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1393 (reg_or_sub_cint64_operand): Same.
1395 2005-03-02 Jeff Law <law@redhat.com>
1397 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1398 CFG_ALTERED in the main DOM iteration loop.
1400 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1402 PR c++/19916
1403 * varasm.c (initializer_constant_valid_p): Allow conversions
1404 between OFFSET_TYPEs. Tidy.
1406 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1408 * config/cris/cris.md ("return"): Remove epilogue delay list
1409 sanity check.
1411 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1413 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1414 for Thumb.
1415 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1417 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1419 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1420 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1421 config/m68k/m68k.c, config/mips/mips.h,
1422 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1423 doc/include/gcc-common.texi: Update copyright.
1425 PR middle-end/18029 and PR middle-end/18030
1426 * expr.c (optimize_bitfield_assignment_op): Add a special case
1427 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1429 * fold-const.c (fold_unary): New.
1430 (fold): Call fold_unary on unary expressions.
1432 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1434 * cgraph.h (struct cgraph_edge): Add prev_caller and
1435 prev_callee fields.
1436 (cgraph_node_remove_callees): Export.
1437 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1438 and prev_callee.
1439 (cgraph_edge_remove_callee): New function.
1440 (cgraph_edge_remove_caller): Likewise.
1441 (cgraph_remove_edge): Use.
1442 (cgraph_redirect_edge_callee): Likewise.
1443 (cgraph_node_remove_callees): New function.
1444 (cgraph_node_remove_callers): Likewise.
1445 (cgraph_remove_node): Use.
1446 * tree-optimize.c (tree_rest_of_compilation): Use
1447 cgraph_node_remove_callees instead of manual loop.
1448 * cgraphunit.c (cgraph_finalize_function): Likewise.
1449 (cgraph_expand_function): Likewise.
1450 (cgraph_remove_unreachable_nodes): Likewise.
1452 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1454 PR c/8927
1455 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1456 argument.
1457 * c-decl.c (undeclared_variable): Take location as argument.
1458 * c-typeck.c (build_external_ref): Likewise.
1459 * c-parser.c (c_parser_postfix_expression): Pass location of
1460 identifier to build_external_ref.
1462 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1464 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1465 CCEQ mode for branch_positive_comparison_operator test.
1466 * config/rs6000/predicates (branch_comparison_operator): Revert to
1467 define_predicate.
1468 (scc_comparison_operator): Same.
1469 (branch_positive_comparison_operator): Same.
1471 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1473 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1474 (cris_delay_slots_for_epilogue): Remove.
1475 (save_last): Move into cris_target_asm_function_epilogue.
1476 (cris_target_asm_function_epilogue): Remove tests for file being
1477 NULL.
1478 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1479 (cris_delay_slots_for_epilogue): Remove prototypes.
1480 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1481 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1483 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1485 * config/rs6000/predicates.md (branch_comparison_operator): Change
1486 to define_special_predicate.
1487 (scc_comparison_operator): Same.
1488 (branch_positive_comparison_operator): Same.
1490 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1492 * Makefile.in (tree-ssa-sink.o): New.
1493 (OBJS-common): Add tree-ssa-sink.o.
1494 * common.opt: Add -ftree-sink
1495 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1496 * timevar.def (TV_TREE_SINK): new timevar.
1497 * tree-flow.h (is_hidden_global_store): Prototype.
1498 * tree-optimize.c (init_tree_optimization_passes): Add
1499 pass_sink_code.
1500 * tree-pass.h (pass_sink_code): New.
1501 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1502 for non-obvious global store store to is_hidden_global_store, and
1503 call that new function.
1504 * tree-ssa-sink.c: New file.
1505 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1506 * doc/passes.texi: Document forward store motion.
1507 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1508 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1509 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1510 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1512 2005-03-01 Per Bothner <per@bothner.com>
1514 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1515 and we have a non-zero column-number, add it to the message.
1516 Also factor out the diagnostic_kind_text.
1518 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1520 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1521 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1522 flow_loop_scan): Removed.
1523 (flow_loop_dump): Do not dump removed fields.
1524 (flow_loop_free): Do not free removed fields.
1525 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1526 (loop_exit_edge_p): New function.
1527 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1528 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1529 num_exits, exits_doms.
1530 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1531 LOOP_EDGES, LOOP_ALL): Removed.
1532 (flow_loop_scan): Declaration removed.
1533 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1534 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1535 flow_loops_find.
1536 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1537 (if_convert): Call flow_loops_find and flow_loops_free
1538 when calling mark_loop_exit_edges.
1539 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1540 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1541 free_dominance_info calls.
1542 * loop-init.c (flow_loops_find): Ditto.
1543 * passes.c (rest_of_handle_branch_prob): Ditto.
1544 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1545 * loop-unroll.c (analyze_insns_in_loop): Do not use
1546 EDGE_LOOP_EXIT.
1547 * predict.c (predict_loops): Do not call flow_loop_scan.
1548 Use get_loop_exit_edges.
1549 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1550 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1551 Do not use EDGE_LOOP_EXIT.
1552 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1553 to bb_with_exit_edge_p.
1554 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1555 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1556 to bb_with_exit_edge_p.
1557 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1558 EDGE_LOOP_EXIT.
1559 * tree-loop-linear.c (linear_transform_loops): Do not call
1560 flow_loop_scan. Use loop->single_exit.
1561 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1562 (vect_analyze_loop_form): Do not call flow_loop_scan.
1563 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1564 loop->single_exit.
1565 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1566 loop->single_exit.
1567 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1568 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1569 slpeel_tree_duplicate_loop_to_edge_cfg,
1570 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1571 Use loop_preheader_edge and loop->single_exit. Do not call
1572 flow_loop_scan.
1574 2005-03-01 Nick Clifton <nickc@redhat.com>
1576 * config/arm/arm.c (thumb_find_work_register): Check all of the
1577 argument registers to see if they are free, and a couple of
1578 special cases where the last argument register but can be proved
1579 to be available during the function's prologue.
1580 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1581 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1582 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1583 register bit-mask.
1584 (thumb_compute_save_reg_mask): Likewise. Also use
1585 thumb_find_work_register() to ensure that there is agreement about
1586 which work register is going to be used in the prologue.
1587 (thumb_output_function_prologue): Use unsigned long as the type
1588 for the register bit-mask. Also delay pushing the link register if
1589 other high registers are going to be pushed.
1590 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1591 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1592 redundant prototypes.
1594 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1596 PR target/19819
1597 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1598 and after reload in REG+REG indexed addresses without REG_POINTER
1599 set in the base and not set in the index.
1601 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1603 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1604 Don't undefine here.
1605 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1606 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1607 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1608 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1609 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1610 Delete.
1611 * config.gcc (sh*-*-linux*): Use config/linux.h.
1613 2005-02-28 Dale Johannesen <dalej@apple.com>
1614 Stan Shebs <shebs@apple.com>
1616 Rewrite of 64-bit Darwin structure-by-value pass/return.
1617 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1618 intoffset, use_stack, named.
1619 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1620 (rs6000_darwin64_record_arg_advance_flush): New.
1621 (rs6000_darwin64_record_arg_advance_recurse): New.
1622 (rs6000_darwin64_record_arg_flush): New.
1623 (rs6000_darwin64_record_arg_recurse): New.
1624 (rs6000_darwin64_record_arg): New.
1625 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1626 (function_arg_boundary): Handle 128-bit aligned structs.
1627 (function_arg_advance): Rewrite darwin64 struct handling.
1628 (function_arg): Call rs6000_darwin64_record_arg.
1629 (function_arg_partial_nregs): Handle darwin64 structs.
1630 (rs6000_darwin64_function_value): Remove.
1631 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1633 2005-02-28 Roger Sayle <roger@eyesopen.com>
1635 PR tree-optimization/20216
1636 * tree-chrec.c (tree_fold_factorial): Delete.
1637 (tree_fold_binomial): Change argument list to take a return type
1638 and change the type of K to unsigned int. Rewrite to avoid explicit
1639 evaluation of factorials, and (recursively) calling fold to perform
1640 compile-time arithmetic. Return NULL on (internal) overflow.
1641 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1642 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1643 if any intermediate calculation overflows.
1644 (chrec_apply): Update call to chrec_evaluate.
1646 2005-02-28 James E Wilson <wilson@specifixinc.com>
1648 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1650 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1652 PR c/20245
1653 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1654 instead of NULL_TREE on error.
1656 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1658 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1659 (EASY_VECTOR_15_ADD_SELF): Remove.
1660 (num_insns_constant_wide): Not static.
1661 (validate_condition_mode): Not static.
1662 (toc_relative_expr_p): Not static.
1663 (legitimate_indirect_address_p): Not static.
1664 (macho_lo_sum_memory_operand): Not static.
1665 (invalid_e500_subreg): Not static.
1666 (easy_vector_same): Not static.
1667 (easy_vector_splat_const): Not static.
1668 (RS6000_SYMBOL_REF_TLS_P): Remove.
1669 (any_operand): Delete.
1670 (any_parallel_operand): Delete.
1671 (count_register_operand): Delete.
1672 (altivec_register_operand): Delete.
1673 (xer_operand): Delete.
1674 (s8bit_cint_operand): Delete.
1675 (short_cint_operand): Delete.
1676 (u_short_cint_operand): Delete.
1677 (non_short_cint_operand): Delete.
1678 (exact_log2_cint_operand): Delete.
1679 (gpc_reg_operand): Delete.
1680 (cc_reg_operand): Delete.
1681 (cc_reg_not_cr0_operand): Delete.
1682 (reg_or_short_operand): Delete.
1683 (reg_or_neg_short_operand): Delete.
1684 (reg_or_aligned_short_operand): Delete.
1685 (reg_or_u_short_operand): Delete.
1686 (reg_or_cint_operand): Delete.
1687 (reg_or_arith_cint_operand): Delete.
1688 (reg_or_add_cint64_operand): Delete.
1689 (reg_or_sub_cint64_operand): Delete.
1690 (reg_or_logical_cint_operand): Delete.
1691 (got_operand): Delete.
1692 (got_no_const_operand): Delete.
1693 (easy_fp_constant): Delete.
1694 (easy_vector_constant): Delete.
1695 (easy_vector_constant_add_self): Delete.
1696 (zero_constant): Delete.
1697 (zero_fp_constant): Delete.
1698 (volatile_mem_operand): Delete.
1699 (offsettable_mem_operand): Delete.
1700 (mem_or_easy_const_operand): Delete.
1701 (add_operand): Delete.
1702 (non_add_cint_operand): Delete.
1703 (logical_operand): Delete.
1704 (non_logical_cint_operand): Delete.
1705 (mask_operand): Delete.
1706 (mask_operand_wrap): Delete.
1707 (mask64_operand): Delete.
1708 (mask64_2_operand): Delete.
1709 (and64_operand): Delete.
1710 (and64_2_operand): Delete.
1711 (and_operand): Delete.
1712 (reg_or_mem_operand): Delete.
1713 (lwa_operand): Delete.
1714 (symbol_ref_operand): Delete.
1715 (call_operand): Delete.
1716 (current_file_function_operand): Delete.
1717 (input_operand): Delete.
1718 (rs6000_nonimmediate_operand): Delete.
1719 (rs6000_tls_symbol_ref): Delete.
1720 (save_world_operation): Delete.
1721 (restore_world_operation): Delete.
1722 (load_multiple_operation): Delete.
1723 (store_multiple_operation): Delete.
1724 (vrsave_operation): Delete.
1725 (mfcr_operation): Delete.
1726 (mtcrf_operation): Delete.
1727 (lmw_operation): Delete.
1728 (stmw_operation): Delete.
1729 (branch_comparison_operator): Delete.
1730 (branch_positive_comparison_operator): Delete.
1731 (scc_comparison_operator): Delete.
1732 (trap_comparison_operator): Delete.
1733 (boolean_operator): Delete.
1734 (boolean_or_operator): Delete.
1735 (min_max_operator): Delete.
1736 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1737 (EASY_VECTOR_15): Moved to here.
1738 (EASY_VECTOR_15_ADD_SELF): Move to here.
1739 (PREDICATE_CODES): Delete.
1740 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1741 Declare functions no longer static.
1742 * config/rs6000/predicates.md: New.
1743 * config/rs6000/rs6000.md: Include predicates.md
1745 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1747 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1748 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1749 REG_ALWAYS_RETURN.
1750 * cfgrtl.c (need_fake_edge_p): Likewise.
1751 * combine.c (distribute_notes): Likewise.
1752 * emit-rtl.c (try_split): Likewise.
1753 * recog.c (peephole2_opimize): Likewise.
1754 * reg-notes.def (ALWAYS_RETURN): Remove.
1755 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1756 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1757 * tree.h (ECF_ALWAYS_RETURN): Remove.
1759 2005-02-28 Roger Sayle <roger@eyesopen.com>
1761 PR middle-end/19874
1762 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1763 between different machine modes is never a "useless" conversion.
1765 2005-02-28 Geert Bosch <bosch@gnat.com>
1767 PR ada/15977
1768 * doc/contrib.texi: List contributors for Ada front end
1770 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1772 * simplify-rtx.c (simplify_unary_operation_1,
1773 simplify_const_unary_operation): New, extracted from...
1774 (simplify_unary_operation): ... this one.
1775 (simplify_binary_operation_1,
1776 simplify_const_binary_operation): New, extracted from...
1777 (simplify_binary_operation): ... this one.
1778 * rtl.h (simplify_const_unary_operation,
1779 simplify_const_binary_operation): Add prototypes.
1781 2005-02-28 Julian Brown <julian@codesourcery.com>
1783 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1784 building libjava and caused PR regression/20228.
1786 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1788 PR bootstrap/17383
1789 * Makefile.in (host_subdir): New.
1790 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1791 * configure: Regenerate.
1793 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1795 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1796 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1797 installation directory first.
1799 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1801 PR target/19065.
1802 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1803 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1804 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1805 * config/cris/cris.md: Tweak comments referring to Q.
1806 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1807 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1808 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1809 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1810 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1811 Insert spaces in constraints to align alternatives vertically for
1812 readability.
1813 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1814 operand 1: "M".
1816 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1818 PR rtl-optimization/17728
1819 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1820 operand 0 from general_operand to move_dest_operand.
1822 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1824 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1825 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1826 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1827 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1829 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1831 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1832 * configure: Regenerate.
1833 * libada-mk.in: Remove CC; rename
1834 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1836 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1838 PR tree-opt/20188
1839 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1840 for the lhs, also walk over the tree. Likewise for rhs.
1842 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1844 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1845 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1846 Do not propagate value of iv before increment over the increment.
1848 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1850 * c-parser.c: New file.
1851 * c-parse.in: Remove.
1852 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1853 Remove.
1854 (c-parser.o): Add dependencies.
1855 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1856 maintainer-clean, TAGS): Update.
1857 * c-config-lang.in (gtfiles): Update.
1858 * gengtype-lex.l: Don't handle "@@".
1859 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1860 objc_build_synchronized, objc_begin_try_stmt,
1861 objc_begin_catch_clause, objc_finish_catch_clause,
1862 objc_build_finally_clause, objc_finish_try_stmt): New.
1863 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1864 type_seen_p.
1865 (c_parse_init): Update comment.
1866 * c-decl.c (c_init_decl_processing): Update comment.
1867 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1868 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1869 new c_declspecs members.
1871 2005-02-25 Julian Brown <julian@codesourcery.com>
1873 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1874 from being used for symbols with vague linkage when
1875 HAVE_GAS_COMDAT_GROUP is true.
1877 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1879 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1881 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1883 PR target/19930
1884 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1885 (LIBGCC2_HAS_DF_MODE): New.
1886 (LIBGCC2_HAS_XF_MODE): New.
1887 (LIBGCC2_HAS_TF_MODE): New.
1888 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1889 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1890 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1891 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1892 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1893 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1894 and add _fixtfdi, _fixunstfdi, _floatditf
1895 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1896 L_fixunstfdi, L_floatditf.
1897 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1898 (LIBGCC2_HAS_TF_MODE): Define.
1900 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1902 PR tree-optimization/20204
1903 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1904 REWRITE_THIS_STMT markers on PHI nodes.
1905 (rewrite_initialize_block): Likewise.
1907 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1909 * version.c (version_string): Update to 4.1.
1911 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1913 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1914 Clarify that the alternative way doesn't work in GNU C++.
1916 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1918 PR tree-optimization/19937
1919 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1920 to the type of the induction variable.
1922 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1924 PR rtl-optimization/20117
1925 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1926 the block including noncopyable insn.
1928 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1930 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1931 calls to find_reg_note.
1933 2005-02-24 Richard Henderson <rth@redhat.com>
1935 PR tree-opt/20127
1936 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1937 the type.
1939 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1941 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1942 vector types if to use base reg for misaligned non-word ld/std.
1944 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1946 PR target/14619
1947 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1948 dwarf2 label manually and put it after, not before the prologue.
1950 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1952 PR target/19019
1953 * reload.c (operands_match_p): Only increment register number for
1954 SCALAR_INT_MODE_P modes in multiple hard registers.
1956 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1957 Fix formatting.
1959 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1961 * ChangeLog.5: Fix log message typo(s).
1962 * ChangeLog.7: Likewise.
1963 * ChangeLog.tree-ssa: Likewise.
1964 * cfgexpand.c: Fix comment typo(s).
1965 * conflict.c: Likewise.
1966 * defaults.h: Likewise.
1967 * dwarf2out.c: Likewise.
1968 * gcse.c: Likewise.
1969 * ggc-page.c: Likewise.
1970 * tree-eh.c: Likewise.
1971 * tree-ssa-dom.c: Likewise.
1973 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1975 PR target/19019
1976 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1977 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1978 if SHARED is defined.
1980 PR target/20196
1981 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1982 allow splitting only if operands 0 and 3 don't overlap.
1984 2005-02-24 Richard Henderson <rth@redhat.com>
1986 PR middle-end/19953
1987 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1988 (fold_builtin_1): Call them.
1989 * fold-const.c (fold_complex_mult_parts): Split out from ...
1990 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1991 (fold_complex_div_parts, fold_complex_div): New.
1992 (fold): Use them.
1993 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1995 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1997 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1998 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2000 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2001 (print_node): Likewise.
2002 Print TYPE_SIZES_GIMPLIFIED.
2004 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2006 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2007 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2008 operands as commutative in constraints.
2010 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2012 * tree-into-ssa.c: Re-organize internal functions.
2014 2005-02-24 Richard Henderson <rth@redhat.com>
2016 PR middle-end/18902
2017 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2018 for c99.
2019 * common.opt (fcx-limited-range): New.
2020 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2021 * toplev.c (flag_complex_method): Initialize to 1.
2022 (process_options): Set flag_complex_method to 0 if
2023 flag_cx_limited_range.
2024 * doc/invoke.texi (-fcx-limited-range): New.
2026 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2028 * cse.c (delete_trivially_dead_insns): Speed up by using
2029 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2030 prev_real_insn.
2032 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2034 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2035 functions when -mid-shared-library is being used.
2037 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2039 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2040 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2041 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2042 * system.h: Poison LINK_LIBGCC_SPECIAL.
2044 2005-02-23 James E Wilson <wilson@specifixinc.com>
2046 * gengtype.c (note_insn_name): Make 1 element larger.
2048 2005-02-23 Roger Sayle <roger@eyesopen.com>
2050 PR target/20018
2051 PR rtl-optimization/20097
2052 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2053 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2055 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2057 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2058 * t-aix52 (SHLIB_INSTALL): Same.
2060 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2062 * genpreds.c: Update copyright.
2064 2005-02-23 Michael Beach <michaelb@ieee.org>
2066 PR target/20159
2067 * config/sparc/t-elf (startup files): Assemble with CPP.
2069 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2071 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2072 (write_predicate_expr): Likewise.
2074 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2076 PR tree-optimization/20100
2077 PR tree-optimization/20115
2078 * tree-optimize.c (init_tree_optimization_passes): Remove
2079 pass_maybe_create_global_var.
2080 * tree-pass.h (pass_maybe_create_global_var): Remove.
2081 * tree-ssa-alias.c (aliases_computed_p): Declare.
2082 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2083 (count_calls_and_maybe_create_global_var): Remove.
2084 (pass_maybe_create_global_var): Remove.
2085 (init_alias_info): Do not declare aliases_computed_p.
2086 (maybe_create_global_var): If the function contains no
2087 call-clobbered variables and a mix of pure/const and regular
2088 function calls, create .GLOBAL_VAR.
2089 Mark all call-clobbered variables for renaming.
2090 (merge_pointed_to_info): Update comment.
2091 (add_pointed_to_var): Likewise.
2092 (is_escape_site): Likewise.
2093 Accept struct alias_info * instead of size_t *.
2094 Update all users.
2095 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2096 as necessary.
2097 * tree-ssa-operands.c (get_call_expr_operands): If
2098 ALIASES_COMPUTED_P is false, do not add call-clobbering
2099 operands.
2100 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2101 (delete_tree_ssa): Likewise.
2103 2005-02-22 James E Wilson <wilson@specifixinc.com>
2105 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2106 (do_compile): Do call it here.
2108 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2110 PR rtl-optimization/20017.
2111 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2112 rest_of_handle_cse2, rest_of_handle_gcse): Call
2113 delete_dead_jumptables immediately before calling cleanup_cfg.
2115 2005-02-22 Devang Patel <dpatel@apple.com>
2117 PR 19952
2118 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2119 all labels
2121 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2123 * config/rs6000/aix.h (WINT_TYPE): Define.
2125 2005-02-22 Stan Shebs <shebs@apple.com>
2127 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2128 natural alignment for 64-bit Darwin.
2129 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2130 on 64-bit Darwin.
2131 * doc/invoke.texi: Document this.
2133 2005-02-22 DJ Delorie <dj@redhat.com>
2135 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2136 to make_[un]signed_type, not the mode itself.
2138 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2140 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2141 not available. Use tail calls wherever possible.
2142 (make_edge): Call unchecked_make_edge to create an edge.
2144 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2145 (coalesce_ssa_name): Don't check for
2146 SSANORM_USE_COALESCE_LIST.
2147 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2149 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2151 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2152 (rewrite_into_ssa): ... here.
2154 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2156 PR tree-optimization/19786
2157 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2158 tag to another's may-alias bitmap when adding to the other's list.
2160 2005-02-21 DJ Delorie <dj@redhat.com>
2162 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2163 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2164 registers in unsupported ways.
2165 * expmed.c (init_expmed): Likewise.
2167 2005-02-21 Stan Cox <scox@redhat.com>
2169 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2171 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2173 * tree-cfg.c (fold_cond_expr_cond): New.
2174 (make_edges): Call fold_cond_expr_cond.
2175 (find_taken_edge): Accept nothing but INTEGER_CST.
2176 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2177 and 1.
2178 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2180 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2181 that do not belong to any basic block.
2183 2005-02-21 Jeff Law <law@redhat.com>
2185 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2186 e->dest.
2188 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2190 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2191 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2192 Adjust their definitions.
2193 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2194 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2196 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2197 genautomata.c, langhooks.c, langhooks.h, system.h,
2198 config/arm/lib1funcs.asm: Update copyright.
2200 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2202 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2204 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2206 PR bootstrap/13770
2207 * doc/install.texi: Document --with-gc.
2209 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2211 * simplify-rtx.c (simplify_unary_operation): Add a missing
2212 "break" statement.
2214 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2216 PR tree-optimization/18663
2217 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2218 if the type has variable bounds.
2220 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2222 * gcse.c: Remove an obsolete comment.
2224 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2226 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2228 * doc/extend.texi (Function Attributes) <Attribute const>: The
2229 attribute "pure" is below this text, not above.
2231 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2233 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2234 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2235 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2237 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2239 PR 18785
2240 * langhooks.h (struct lang_hooks): Add to_target_charset.
2241 * langhooks.c (lhd_to_target_charset): New function.
2242 * langhooks-def.h: Declare lhd_to_target_charset.
2243 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2244 (LANG_HOOKS_INITIALIZER): Update.
2245 * c-common.c (c_common_to_target_charset): New function.
2246 * c-common.h: Declare it.
2247 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2248 c_common_to_target_charset.
2250 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2251 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2252 Delete definitions.
2253 * system.h: Poison them.
2254 * doc/tm.texi: Don't discuss them.
2255 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2256 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2257 (pp_c_char): Do not attempt to generate letter escapes for
2258 newline, tab, etc.
2259 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2260 * config/mips/mips.c (mips_output_ascii): Likewise.
2262 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2264 PR tree-optimization/19951
2265 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2266 is abnormal.
2268 2005-02-19 Steven Bosscher <stevenb@suse.de>
2270 PR middle-end/19698
2271 * function.h (struct function): New field `max_loop_depth'.
2272 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2273 (flow_loops_find): Reset the max loop depth count before finding loops.
2274 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2275 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2276 (calculate_global_regs_live): Make sure the loop will terminate
2277 when the initial sets are not empty.
2279 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2281 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2282 object inside.
2283 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2285 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2287 PR other/19525
2288 * doc/invoke.texi: Remove documentation of %M spec.
2289 * gcc.c: Likewise.
2290 (init_spec): Remove %M suffix from -lgcc_s.
2291 (do_spec_1): Remove 'M' case.
2292 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2293 to put shared libraries in the multilib directory. Remove the
2294 shlib_so_soname substitution variable. Don't add a multilib encoding
2295 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2296 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2297 SHLIB_INSTALL as well as SHLIB_LINK.
2298 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2299 (SHLIB_NAME): Delete.
2300 (SHLIB_DIR): New macro.
2301 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2302 (SHLIB_INSTALL): Adjust accordingly.
2303 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2304 * config/t-slibgcc-sld: Likewise.
2305 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2306 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2307 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2308 in $(SHLIB_DIR).
2309 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2310 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2311 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2312 Use @shlib_base_name@ instead of @shlib_so_name@.
2313 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2314 and @shlib_base_name@.so in @multilib_dir@.
2315 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2316 to the install path.
2317 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2318 (SHLIB_LINK): Remove previous workaround.
2319 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2320 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2321 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2322 the install path.
2323 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2324 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2325 (SHLIB_INSTALL): Adjust accordingly.
2326 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2327 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2328 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2329 config/t-slibgcc-elf-ver.
2331 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2332 Jakub Jelinek <jakub@redhat.com>
2334 PR tree-optimization/19828
2335 * tree-ssa-loop-im.c: Add a TODO comment.
2336 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2337 without side-effects.
2339 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2341 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2342 call fold_convert.
2344 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2346 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2347 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2348 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2349 functions.
2350 (ia64_reorg): Delete fixup_errata call.
2351 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2352 (TARGET_SWITCHES): Delete -mb-step entry.
2354 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2356 PR c/20043
2357 * c-typeck.c (composite_type): Handle quals in transparent unions.
2358 (type_lists_compatible_p): Likewise.
2360 2005-02-18 Stan Shebs <shebs@apple.com>
2362 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2363 expressions in the .literal8 section.
2365 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2367 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2369 2005-02-18 Roger Sayle <roger@eyesopen.com>
2371 * fold-const.c (constant_boolean_node): Always create values of the
2372 specified type, don't bother calling truthvalue_conversion.
2374 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2376 * except.c (output_function_exception_table): Call
2377 assemble_external_libcall (eh_personality_libfunc).
2379 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2381 PR target/19886
2382 * config/ia64/ia64.h (struct machine_function): Add state_num.
2383 * config/ia64/ia64.c (process_epilogue,
2384 process_for_unwind_directive): Use new unwind state numbers each
2385 time rather than state 1.
2387 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2389 PR target/20054
2390 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2391 before the "*llgt_didi" pattern.
2393 2005-02-18 Jason Merrill <jason@redhat.com>
2395 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2397 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2399 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2400 (div0): Use it in place of ARM_FUNC_ALIAS.
2401 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2403 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2405 PR middle-end/20030
2406 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2407 access, the lower bound of the array type if it exists.
2409 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2411 PR c++/20008
2412 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2413 cases that are out-of-range for the index type.
2415 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2417 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2418 (estimate_case_costs): Don't call convert.
2419 * expmed.c (expand_shift): Likewise.
2420 (make_tree): Call fold_convert instead of convert.
2422 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2424 PR c++/19813
2425 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2426 that ref to be marked MEM_READONLY_P doesn't have base that needs
2427 constructing.
2429 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2431 * genautomata.c (output_get_cpu_unit_code_func,
2432 output_cpu_unit_reservation_p): Don't generate old-style function
2433 definitions.
2435 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2437 PR c++/20023
2438 PR tree-optimization/20009
2439 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2441 PR tree-optimization/18947
2442 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2443 inline, remove all nodes that are inlined into the extern inline
2444 being redefined.
2446 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2448 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2449 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2450 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2451 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2452 Update copyright.
2454 2005-02-17 Roger Sayle <roger@eyesopen.com>
2456 PR tree-optimization/19917
2457 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2458 to be potentially trapping.
2460 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2462 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2464 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2466 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2467 tem becomes a local variable which is set to the value of the
2468 back end defined INITIAL_FRAME_ADDRESS macro.
2469 (expand_builtin_frame_address): Omit the base parameter to
2470 expand_builtin_return_addr.
2471 (expand_builtin_profile_func): Likewise.
2472 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2473 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2474 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2476 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2478 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2479 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2480 * config/frv/frv.c (frv_function_epilogue): Likewise.
2482 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2484 * lambda-code (perfect_nestify): Remove mark/unmark
2485 for rewriting hack.
2486 * tree-loop-linear.c (linear_transform_loops): Add
2487 rewrite_into_ssa call so that ssa is correct for
2488 rewriting into loop closed.
2490 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2492 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2493 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2494 BITMAP_FREE.
2495 * bt-load.c (btr_def_live_range, combine_btr_defs,
2496 migrate_btr_def, migrate_btr_defs): Likewise.
2497 * cfgcleanup.c (thread_jump): Likewise.
2498 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2499 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2500 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2501 df_rd_local_compute, df_reg_info_compute): Likewise.
2502 * dominance.c (init_dom_info, free_dom_info): Likewise.
2503 * flow.c (init_propagate_block_info,
2504 free_propagate_block_info): Likewise.
2505 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2506 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2507 modify_reg_pav): Likewise.
2508 * loop-invariant.c (find_defs, find_invariant_insn,
2509 find_invariants, free_inv_motion_data): Likewise.
2510 * predict.c (tree_predict_by_opcode,
2511 estimate_bb_frequencies): Likewise.
2512 * stmt.c (expand_case): Likewise.
2513 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2514 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2515 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2516 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2517 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2518 rewrite_ssa_into_ssa): Likewise.
2519 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2520 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2521 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2522 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2523 * tree-sra.c (tree_sra): Likewise.
2524 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2525 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2526 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2528 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2529 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2530 Likewise.
2531 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2532 calculate_live_on_entry, calculate_live_on_exit,
2533 build_tree_conflict_graph): Likewise.
2534 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2535 record_important_candidates, set_use_iv_cost, find_depends,
2536 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2537 tree_ssa_iv_optimize_finalize): Likewise.
2538 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2539 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2540 tree_duplicate_loop_to_header_edge): Likewise.
2541 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2542 * tree-ssa.c (verify_flow_insensitive_alias_info,
2543 verify_name_tags, verify_ssa, init_tree_ssa,
2544 delete_tree_ssa): Likewise.
2545 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2546 fini_ssanames): Likewise.
2547 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2549 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2551 * config/rs6000/t-rtems: Completely reworked.
2553 2005-02-17 Ira Rosen <irar@il.ibm.com>
2555 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2557 2005-02-17 Ira Rosen <irar@il.ibm.com>
2559 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2560 POINTER_TYPE_P when checking that type is a pointer.
2561 (vect_get_memtag): Remove.
2562 (vect_address_analysis): Use POINTER_TYPE_P. Call
2563 vect_object_analysis with dummy parameter for memtag.
2564 (vect_object_analysis): Extract memtag (functionality that
2565 used to be in vect_get_memtag and moved here). Fix printings.
2566 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2567 with correct parameters. Remove call to vect_get_memtag.
2569 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2571 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2572 (tree-vectorizer.o): Added missing dependencies.
2574 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2575 decleration.
2576 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2577 declaration in tree-vectorizer.c, now has an extern declaration in
2578 tree-vectorizer.h).
2579 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2580 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2581 get_vectype_for_scalar_type, vect_is_simple_use,
2582 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2583 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2584 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2585 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2586 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2587 find_loop_location): Likewise.
2589 * tree-vectorizer.c (langhooks.h): #include removed.
2590 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2591 moved to tree-vectorized.h.
2592 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2593 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2594 get_vectype_for_scalar_type, vect_is_simple_use,
2595 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2596 vect_supportable_dr_alignment, new_loop_vec_info,
2597 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2598 vect_set_verbosity_level, find_loop_location): Likewise.
2600 (vect_analyze_loop): Function externalized. Declaration moved to
2601 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2602 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2603 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2604 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2605 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2606 vect_enhance_data_refs_alignment, vect_analyze_operations,
2607 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2608 vect_stmt_relevant_p, vect_get_loop_niters,
2609 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2610 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2611 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2612 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2613 vect_get_memtag): Likewise.
2615 (vectorizable_load): Function externalized. Declaration moved to
2616 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2617 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2618 vect_transform_loop): Likewise.
2619 (vect_transform_stmt): Moved to tree-vect-transform.c.
2620 (vect_align_data_ref, vect_create_destination_var,
2621 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2622 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2623 vect_get_vec_def_for_operand, vect_init_vector,
2624 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2625 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2626 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2627 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2628 vect_do_peeling_for_loop_bound): Likewise.
2630 * tree-vect-analyze.c: New file.
2631 * tree-vect-transform.c: New file.
2633 2005-02-17 Jason Merrill <jason@redhat.com>
2635 PR mudflap/19319, c++/19317
2636 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2637 slot explicit.
2639 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2641 * doc/install.texi (Specific): Update link for Darwin-specific
2642 tool binary site.
2644 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2646 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2647 constant_boolean_node.
2649 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2651 PR target/19019
2652 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2653 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2655 2005-02-16 Richard Henderson <rth@redhat.com>
2657 PR 19920
2658 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2659 with W_TYPE_SIZE.
2660 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2661 replace uses with Wtype_MAXp1_F.
2662 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2663 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2664 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2665 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2666 and HAVE_TFMODE as appropriate.
2667 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2668 (__floatdisf): Likewise.
2669 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2670 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2671 (Wtype_MAXp1_F): New.
2672 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2673 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2675 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2677 * PR target/19162
2678 * arm.c (arm_apply_result_size): New function.
2679 * arm.h (APPLY_RESULT_SIZE): Define.
2680 * arm-protos.h (arm_apply_result_size): Add prototype.
2681 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2682 (movxf): New expand.
2683 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2684 (call_value_symbol): Remove predicate for operand 0.
2685 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2686 (untyped_call): Rework to correclty return values for any type.
2687 (untyped_return): New expand.
2688 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2690 2005-02-16 Stan Shebs <shebs@apple.com>
2692 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2693 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2695 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2697 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2698 configure settings on Solaris 7 and later.
2700 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2702 PR tree-optimization/19865
2703 * tree-optimize.c (init_tree_optimization_passes): Run
2704 pass_may_alias after pass_sra.
2706 2005-02-16 Richard Henderson <rth@redhat.com>
2707 Stuart Hastings <stuart@apple.com>
2709 PR debug/19521
2710 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2711 Do nothing if debug info suppressed for this function.
2712 (dbxout_begin_function): Early exit if debug info suppressed for
2713 this function.
2715 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2717 PR target/20007
2718 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2719 find_basic_blocks.
2720 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2722 PR tree-optimization/19967
2723 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2724 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2725 argument TYPE. Adjust calls to fold_builtin_XXX.
2726 (expand_builtin, fold_builtin_1): Adjust calls to
2727 expand_builtin_XXX.
2728 (fold_builtin_strchr, fold_builtin_strpbrk,
2729 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2730 result to a requested type TYPE.
2732 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2734 PR middle-end/19857
2735 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2736 (T)x & (T)cst if (T)cst overflows.
2737 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2738 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2740 2005-02-15 Jeff Law <law@redhat.com>
2742 * gcse.c (blocks_with_calls): New bitmap.
2743 (alloc_gcse_mem): Allocate it.
2744 (free_gcse_mem): Free it.
2745 (clear_modifY_mem_tables): Clear it.
2746 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2747 when we encounter CALL_INSNs.
2748 (compute_transp, case MEM): Handle blocks with calls separate
2749 from blocks without calls. Use bitmap iterators rather than
2750 FOR_EACH_BB.
2752 2005-02-15 Peter O'Gorman <peter@pogma.com>
2754 PR bootstrap/18810
2755 * mklibgcc.in (vis_hide): Use a temporary object file, not
2756 -o /dev/null.
2758 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2760 PR target/19924
2761 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2762 access optimization.
2764 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2765 Alan Modra <amodra@bigpond.net.au>
2767 PR target/19019
2768 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2769 (_xlqsub): Rename to __gcc_qsub.
2770 (_xlqmul): Rename to __gcc_qmul.
2771 (_xlqdiv): Rename to __gcc_qdiv.
2772 Provide versioned symbol aliases with old names.
2773 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2774 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2775 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2776 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2777 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2779 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2781 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2782 Fold ~(A - 1) and ~(A + -1) to -A.
2784 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2786 PR pch/14940
2787 PR target/19300
2788 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2789 config/pa/pa-host.c:pa_gt_pch_use_address.
2791 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2793 * tree-vn.c (get_value_handle): Make sure that given an
2794 is_gimple_min_invariant expression, we always return it.
2796 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2798 * passes.c (rest_of_handle_gcse): Fix a comment.
2800 2005-02-15 Jeff Law <law@redhat.com>
2802 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2803 bitmap.
2804 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2805 (canon_list_insert, record_last_mem_set_info): Similarly.
2806 (clear_modify_mem_tables): Similarly.
2808 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2810 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2811 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2812 config/mips/mips.md, config/rs6000/aix.h,
2813 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2815 2005-02-15 Richard Henderson <rth@redhat.com>
2817 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2818 call to be best_edge.
2820 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2822 * basic-block.h: Adjust the prototype for find_basic_blocks.
2823 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2824 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2825 find_basic_blocks.
2827 * flow.c (recompute_reg_usage): Remove all arguments.
2828 * passes.c (rest_of_compilation): Adjust the call to
2829 recompute_reg_usage.
2830 * rtl.h: Adjust the prototype for recompute_reg_usage.
2832 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2834 * tree-dump.c (dump_files): Update to reflect new member
2835 of dump_file_info.
2836 (dump_register): Add new argument.
2837 Set glob name.
2838 (dump_switch_p_1): Check against glob name if doglob was passed.
2839 (dump_switch_p): Check against regular first, then glob if
2840 we didn't have any hits on the dump name.
2841 * tree-optimize.c (register_one_dump_file):
2842 Pass in glob name as well.
2843 * tree-pass.h (struct dump_file_info): Add glob
2844 member.
2846 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2848 PR preprocessor/16323
2849 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2851 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2853 PR target/19019
2854 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2855 (trunctfdf2_internal1): New.
2856 (trunctfdf2_internal2): Renamed from trunctfdf2.
2858 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2860 PR tree-optimization/19853
2861 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2863 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2865 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2866 delete_dead_jumptables and cleanup_cfg.
2868 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2870 * reload.c (find_reloads): Swap address_reloaded flags when
2871 swapping commutative operands.
2873 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2875 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2876 Use standard_iv_increment_position for computing the bsi position
2877 for create_iv.
2878 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2879 the bsi position.
2881 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2883 PR target/17428
2884 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2885 life range of hard registers.
2886 * value-prof.c (insn_prefetch_values_to_profile): Only
2887 scan normal insns.
2889 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2890 profile in libcalls.
2892 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2894 * bitmap.h (bitmap_and_compl_into): Return bool.
2895 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2897 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2899 PR tree-optimization/19944
2900 * fold-const.c (fold): Re-add ABS_EXPR folding.
2902 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2904 PR target/19019
2905 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2906 {TARGET,MASK}_XL_COMPAT.
2907 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2908 MASK_XL_COMPAT.
2909 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2910 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2911 TARGET_XL_COMPAT.
2912 (rs6000_arg_partial_bytes): Same.
2913 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2914 and XL compatibility enabled.
2915 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2916 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2917 test to final condition.
2918 (cmptf_internal2): New.
2919 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2920 xl-compat. Add TFmode information to description.
2922 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2924 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2926 2005-02-13 Jason Merrill <jason@redhat.com>
2928 PR c++/16405
2929 * fold-const.c (fold_indirect_ref_1): Split out from...
2930 (build_fold_indirect_ref): Here.
2931 (fold_indirect_ref): New fn.
2932 * tree.h: Declare it.
2933 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2934 (gimplify_modify_expr_rhs): Likewise.
2935 (gimplify_expr): Likewise.
2937 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2939 PR tree-optimization/14303
2940 PR tree-optimization/15784
2941 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2942 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2943 ABS_EXPR<x> != 0 to x != 0.
2945 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2947 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2948 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2949 spelling conventions.
2951 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2952 delete_trivially_dead_insns too many times.
2954 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2955 tem and tem2.
2957 2005-02-12 Ira Rosen <irar@il.ibm.com>
2959 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2960 (vect_is_simple_iv_evolution): Remove redundant parameter
2961 and step check.
2962 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2963 without last parameter.
2964 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2965 Return pointer step. Call vect_is_simple_iv_evolution without
2966 last parameter. Check only that the step is multiple of size
2967 type. Remove stmt_vinfo updates.
2968 (vect_get_memtag_and_dr): Remove.
2969 (vect_get_memtag): New function.
2970 (vect_address_analysis): New function.
2971 (vect_object_analysis): New function.
2972 (vect_analyze_data_refs): Call vect_object_analysis and
2973 vect_get_memtag. Update stmt_vinfo fields.
2975 2005-02-12 Ira Rosen <irar@il.ibm.com>
2977 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2978 exist and are objects. Remove checks for pointer.
2979 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2980 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2981 (vect_create_data_ref_ptr): Likewise.
2982 (vect_base_addr_differ_p): New function.
2983 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2984 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2985 Don't set the DR_BASE_NAME field of data-ref.
2986 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2988 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2990 * optabs.h (enum optab_index): Add new OTI_ldexp.
2991 (ldexp_optab): Define corresponding macro.
2992 * optabs.c (init_optabs): Initialize ldexp_optab.
2993 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2994 patterns.
2995 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2996 using ldexp_optab.
2997 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2998 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3000 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3001 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3002 intrinsics.
3004 2005-02-12 Ira Rosen <irar@il.ibm.com>
3006 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3007 to base_address.
3008 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3009 stmt_vec_info.
3010 (vect_get_base_and_offset): Always return an address.
3011 (vect_create_addr_base_for_vector_ref): Remove treatment for
3012 different data reference types.
3013 (vect_compute_data_ref_alignment): Rename base to base_address in
3014 stmt_vec_info. Get the object in order to force its alignment.
3015 (vect_get_memtag_and_dr): Rename base to base_address in
3016 stmt_vec_info. Extract the object for memtag analysis.
3018 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3020 PR regression/19898.
3021 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3022 changes cc_status, use apply modified_in_p to part of cc_status
3023 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3024 body.
3026 2005-02-11 Richard Henderson <rth@redhat.com>
3028 * tree-complex.c (expand_complex_libcall): New.
3029 (expand_complex_multiplication): Use it for c99 compliance.
3030 (expand_complex_division): Likewise.
3031 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3032 (fold): Call them.
3033 * builtins.c (built_in_names): Remove const.
3034 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3035 builtins.
3036 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3037 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3038 (built_in_names): Remove const.
3039 * c-common.c (c_common_type_for_mode): Handle complex modes.
3040 * flags.h, toplev.c (flag_complex_method): Rename from
3041 flag_complex_divide_method.
3042 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3043 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3044 * libgcc2.h: Declare them.
3045 * libgcc-std.ver: Export them.
3046 * mklibgcc.in (lib2funcs): Build them.
3048 2005-02-11 Steven Bosscher <stevenb@suse.de>
3050 PR tree-optimization/19876
3051 Partially revert my change from 2005-01-14
3052 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3053 (compute_antic): ...and remove the loop here.
3055 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3057 PR middle-end/19858
3058 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3059 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3061 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3062 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3064 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3066 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3067 offsets for the big-endian 32-bit case.
3069 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3071 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3073 2005-02-11 Dale Johannesen <dalej@apple.com>
3075 * cselib.c (cselib_process_insn): Clear out regs where
3076 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3077 * reload.c (find_equiv_reg): Ditto.
3079 2005-02-11 Ian Lance Taylor <ian@airs.com>
3081 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3082 with no elements.
3084 * tree.c (build_function_type_list): Work correctly if there are
3085 no arguments.
3087 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3089 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3090 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3091 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3092 TARGET_ZARCH instead of TARGET_64BIT.
3094 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3096 * config/rs6000/t-rtems:
3097 (MULTILIB_OPTIONS): Remove mcpu=602.
3098 (MUTLILIB_DIRNAMES): Remove m602.
3099 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3100 Let mcpu=602 match mcpu=603.
3101 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3103 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3105 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3106 signal trampolines.
3108 2005-02-10 David Daney <ddaney@avtrex.com>
3110 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3111 * config/i386/linux-unwind.h: Likewise.
3112 * config/ia64/linux-unwind.h: Likewise.
3113 * config/mips/linux-unwind.h: Likewise.
3114 * config/pa/linux-unwind.h: Likewise.
3115 * config/rs6000/linux-unwind.h: Likewise.
3116 * config/s390/linux-unwind.h: Likewise.
3117 * config/sh/linux-unwind.h: Likewise.
3118 * config/sparc/linux-unwind.h: Likewise.
3120 2005-02-10 Steven Bosscher <stevenb@suse.de>
3122 PR tree-optimization/17549
3123 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3124 TER to replace a DEF with its expression if the DEF and the
3125 rhs of the expression we replace into have the same root
3126 variable.
3128 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3130 * config/mips/mips.md: Fix the placement of the match_scratch in the
3131 lea64 peephole2.
3133 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3135 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3136 Fix comment typos.
3138 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3140 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3141 (strip_offset): Handle addresses.
3142 (add_address_candidates): Use strip_offset.
3143 (difference_cost): Reflect strip_offset change.
3144 (force_var_cost, difference_cost): Strip nops.
3146 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3148 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3150 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3151 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3152 config/cris/cris-protos.h, config/cris/cris.c: Update
3153 copyright.
3155 2005-02-10 Jeff Law <law@redhat.com>
3157 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3158 (lookup_avail_expr): Similarly.
3160 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3162 * builtins.c (fold_builtin_powi): New function.
3163 (fold_builtin_1): Call it.
3165 2005-02-10 Steven Bosscher <stevenb@suse.de>
3167 PR documentation/19309
3168 * doc/cpp.texi: The __GNUC__ and related predefined macros
3169 are also defined for the "standalone" cpp.
3170 Some non-GCC compilers may also define __GNUC__.
3172 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3174 PR c/19342
3175 * c-typeck.c (common_type): New routine. Old common_type renamed
3176 to...
3177 (c_common_type): ...this.
3178 (build_conditional_expr, build_binary_op): Use c_common_type instead
3179 of common_type.
3181 2005-02-10 Steven Bosscher <stevenb@suse.de>
3183 * doc/md.texi: Replace @samp{length} with @code{length}.
3185 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3187 PR tree-optimization/18687
3188 * tree-flow.h (find_loop_niter): Declare.
3189 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3190 Try using scev even for loops with more than one exit.
3191 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3192 (struct ivopts_data): Added niters field.
3193 (struct nfe_cache_elt): New.
3194 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3195 functions.
3196 (tree_ssa_iv_optimize_init): Initialize niters cache.
3197 (determine_number_of_iterations): Removed.
3198 (find_induction_variables): Do not call determine_number_of_iterations.
3199 Access niters for single exit through niter_for_single_dom_exit.
3200 (add_iv_outer_candidates): Access niters for single exit through
3201 niter_for_single_dom_exit.
3202 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3203 number_of_iterations_cond.
3204 (iv_period): New function.
3205 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3206 (may_replace_final_value): Take data argument. Use
3207 niter_for_single_dom_exit.
3208 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3209 (rewrite_use_compare): Pass data to may_eliminate_iv.
3210 (rewrite_use_outer): Pass data to may_replace_final_value.
3211 (free_loop_data): Clean up the niters cache.
3212 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3213 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3214 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3215 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3216 (num_ending_zeros): Moved to tree.c.
3217 * tree.h (num_ending_zeros): Declare.
3218 * tree.c (num_ending_zeros): Moved from tree.c.
3220 2005-02-09 Richard Henderson <rth@redhat.com>
3222 * builtins.c (DEF_BUILTIN): Add COND argument.
3223 * tree.h (DEF_BUILTIN): Likewise.
3224 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3225 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3226 match.
3227 (DEF_BUILTIN_STUB): New.
3228 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3229 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3230 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3231 * c-common.c (DEF_BUILTIN): Add COND argument.
3232 * tree.c (local_define_builtin): New.
3233 (build_common_builtin_nodes): New.
3235 2005-02-09 Roger Sayle <roger@eyesopen.com>
3237 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3238 floating point expression ignoring the sign of the result.
3239 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3240 (fold) <MULT_EXPR>: Use it to simplify x*x.
3241 * tree.h (fold_strip_sign_ops): Prototype here.
3242 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3243 argument. Use fold_strip_sign_ops to simplify the first argument.
3244 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3245 first argument when the second argument is an even integer
3246 constant, but only with -funsafe_math_optimizations.
3247 (fold_builtin_1): Update call to fold_builtin_copysign.
3249 2005-02-09 Ian Lance Taylor <ian@airs.com>
3251 PR middle-end/19583
3252 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3253 just check whether EH_FILTER_FAILURE falls through.
3255 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3257 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3258 insns return to ready list in the next turn.
3260 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3262 PR middle-end/19402
3263 * builtins.def: New __builtin_powi[lf].
3264 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3265 (expand_builtin_powi): New function.
3266 (expand_builtin): Dispatch to expand_builtin_powi.
3267 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3268 * libgcc2.c: Add __builtin_powi[lf] implementation.
3269 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3270 * optabs.h: Add powi_optab.
3271 * optabs.c (init_optabs): Initialize powi_optab.
3272 * doc/extend.texi: Document __builtin_powi[lf].
3274 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3276 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3277 exists.
3279 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3281 PR middle-end/19854
3282 * fold-const.c (try_move_mult_to_index): Remove redundant
3283 type argument. Create ADDR_EXPR with correct type.
3284 (fold): Update callers of try_move_mult_to_index. Convert
3285 result to the appropriate type.
3287 2005-02-09 Roger Sayle <roger@eyesopen.com>
3289 PR target/19597
3290 * config/avr/avr.c (default_rtx_costs): Delete.
3291 (avr_operand_rtx_cost): New function.
3292 (avr_rtx_costs): Completely rewrite.
3294 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3296 PR target/19806
3297 * config/cris/cris.c (in_code): New variable.
3298 (cris_output_addr_const): Now a static function, a wrapper for
3299 output_addr_const.
3300 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3301 case from old cris_output_addr_const.
3302 (cris_asm_output_label_ref): Similar for LABEL_REF.
3303 (cris_output_addr_const_extra): Similar for UNSPEC.
3304 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3305 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3306 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3307 declaration.
3308 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3309 (cris_asm_output_label_ref): Declare.
3311 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3313 PR preprocessor/19801
3314 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3315 filenames that changed when libcpp was moved to the toplevel.
3317 2005-02-07 Roger Sayle <roger@eyesopen.com>
3319 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3320 zero extensions of BImode operands. Call lowpart_subreg instead
3321 of gen_lowpart_common and gen_lowpart_SUBREG.
3323 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3325 PR ada/19489
3326 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3327 * configure.ac: Set cc_for_cross_gnattools.
3328 * configure: Regenerate.
3330 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3332 PR target/19803
3333 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3335 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3337 PR debug/19327
3338 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3339 of nested functions.
3341 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3343 * doc/extend.texi: Document deprecated extensions allowing
3344 static floating-point members to have initializers and allowing
3345 floating-point literals in integral constant expressions.
3347 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3349 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3350 config/darwin7.h, config/mips/mips.c,
3351 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3352 Update copyright.
3354 * cse.c: Update comments.
3356 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3358 PR middle-end/19775
3359 * builtins.c (fold_builtin_sqrt): Transform
3360 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3361 pow(x,y*0.5).
3363 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3364 Dorit Naishlos <dorit@il.ibm.com>
3366 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3367 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3368 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3369 was added.
3370 * tree.h (vect_set_verbosity_level): New extern function declaration
3371 added.
3372 * tree-vectorizer.h (verbosity_levels): New enum type.
3373 * tree-vectorizer.c (vect_debug_stats): Function removed.
3374 (vect_debug_details): Likewise.
3375 (vect_verbosity_level): Global variable was defined and initialized.
3376 (vect_dump): Global variable definition.
3377 (vect_print_dump_info): New function.
3378 (vect_set_dump_settings): New function.
3379 (vect_set_verbosity_level): New function.
3380 (vectorize_loops): Add call to vect_set_dump_settings.
3382 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3383 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3384 (slpeel_tree_peel_loop_to_edge): Likewise.
3386 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3387 appropriate verbosity level instead of call to vect_debug_details
3388 or vect_debug_stats.
3389 (vect_get_base_and_offset):
3390 (vect_create_addr_base_for_vector_ref):
3391 (get_vectype_for_scalar_type):
3392 (vect_create_data_ref_ptr):
3393 (vect_init_vector):
3394 (vect_get_vec_def_for_operand):
3395 (vect_finish_stmt_generation):
3396 (vectorizable_assignment):
3397 (vectorizable_operation):
3398 (vectorizable_store):
3399 (vectorizable_load):
3400 (vect_transform_stmt):
3401 (vect_update_ivs_after_vectorizer):
3402 (vect_do_peeling_for_loop_bound):
3403 (vect_update_inits_of_drs):
3404 (vect_do_peeling_for_alignment):
3405 (vect_transform_loop):
3406 (vect_is_simple_use):
3407 (vect_analyze_operations):
3408 (vect_is_simple_iv_evolution):
3409 (vect_analyze_scalar_cycles):
3410 (vect_analyze_data_ref_dependence):
3411 (vect_analyze_data_ref_dependences):
3412 (vect_compute_data_ref_alignment):
3413 (vect_enhance_data_refs_alignment):
3414 (vect_analyze_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_form):
3426 (vect_analyze_loop):
3427 (vectorize_loops): Likewise.
3429 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3430 (vect_update_inits_of_drs):
3431 (vect_do_peeling_for_alignment):
3432 (vect_transform_loop):
3433 (vect_analyze_operations):
3434 (vect_analyze_scalar_cycles):
3435 (vect_analyze_data_ref_dependences):
3436 (vect_analyze_data_refs_alignment):
3437 (vect_analyze_data_ref_accesses):
3438 (vect_analyze_data_refs):
3439 (vect_mark_stmts_to_be_vectorized):
3440 (vect_get_loop_niters):
3441 (vect_analyze_loop_form):
3442 (vect_analyze_loop): Likewise.
3443 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3445 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3447 PR bootstrap/19796
3448 Revert:
3449 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3450 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3451 either -ffast-math or -funsafe-math-optimizations is in use.
3453 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3454 * config/mips/irix-csr.c: New file.
3455 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3456 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3457 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3458 executables.
3460 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3462 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3463 redundant, incorrect definitions.
3465 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3466 expand.
3467 ("*tls_indirect_call"): New, reference hard regs directly.
3468 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3470 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3472 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3473 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3475 2005-02-06 Roger Sayle <roger@eyesopen.com>
3477 PR rtl-optimization/19800
3478 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3479 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3480 gen_lowpart.
3482 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3484 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3486 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3488 PR other/17135
3489 * doc/invoke.texi: Correct documentation of -freorder-functions.
3491 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3493 PR other/14402
3494 * doc/invoke.texi: Don't mention gccbug.
3496 2005-02-06 Roger Sayle <roger@eyesopen.com>
3497 Andrew Pinski <pinskia@physics.uc.edu>
3498 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3500 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3501 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3502 into just (zero_extract:SI FOO (const_int 1) BAR).
3504 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3506 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3507 macro locally. Don't give last revision date. Use GCC version
3508 number from gcc-common.texi.
3509 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3510 revision date. Use GCC version number from gcc-common.texi.
3511 Describe being a library as current state rather than as 3.x
3512 history.
3513 * doc/gcc.texi: Remove last update date.
3514 * doc/gccint.texi: Likewise. Update copyright dates.
3515 * doc/install.texi: Update copyright dates.
3517 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3519 PR other/7549
3520 * doc/invoke.texi: Mention for each option included in -Wall that
3521 it is included in -Wall.
3522 * doc/gcc.texi: Update copyright and last modification date.
3524 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3526 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3527 unnecessary cast to original induction variable increments.
3529 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3531 PR tree-optimization/18219
3532 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3533 in distributed form.
3535 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3537 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3538 Set bitpos and offset later in the function. Do nothing if the
3539 target is a register and if the bitfield lies completely outside
3540 that register.
3541 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3542 here. Return an uninitialised register if the source value is stored
3543 in a register and the bitfield lies completely outside that register.
3545 2005-02-06 Steven Bosscher <stevenb@suse.de>
3547 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3548 not SET_DEST.
3550 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3552 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3554 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3556 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3557 * config/darwin8.h: New.
3558 * config/darwin7.h: Update comment.
3560 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3561 Dorit Naishlos <dorit@il.ibm.com>
3563 * tree-vectorizer.h (LOC): New type.
3564 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3565 (loop_line_number): New field in struct _loop_vec_info.
3566 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3568 * tree-vectorizer.c (input.h): Included.
3569 (find_loop_location): New function.
3570 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3571 loop line number removed.
3572 (vect_debug_details): Likewise.
3573 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3575 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3576 call to vect_debug_details/stats changed from loop to loop_loc.
3577 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3578 (slpeel_tree_peel_loop_to_edge): Likewise.
3580 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3581 changed from NULL to UNKNOWN_LOC.
3582 (vect_get_base_and_offset):
3583 (vect_create_addr_base_for_vector_ref):
3584 (get_vectype_for_scalar_type):
3585 (vect_create_data_ref_ptr):
3586 (vect_init_vector):
3587 (vect_get_vec_def_for_operand):
3588 (vect_finish_stmt_generation):
3589 (vectorizable_assignment):
3590 (vectorizable_operation):
3591 (vectorizable_store):
3592 (vectorizable_load):
3593 (vect_transform_stmt):
3594 (vect_update_ivs_after_vectorizer):
3595 (vect_do_peeling_for_loop_bound):
3596 (vect_do_peeling_for_alignment):
3597 (vect_transform_loop):
3598 (vect_is_simple_use):
3599 (vect_analyze_operations):
3600 (vect_is_simple_iv_evolution):
3601 (vect_analyze_scalar_cycles):
3602 (vect_analyze_data_ref_dependences):
3603 (vect_compute_data_ref_alignment):
3604 (vect_enhance_data_refs_alignment):
3605 (vect_analyze_data_ref_access):
3606 (vect_analyze_data_ref_accesses):
3607 (vect_analyze_pointer_ref_access):
3608 (vect_get_memtag_and_dr):
3609 (vect_analyze_data_refs):
3610 (vect_mark_relevant):
3611 (vect_stmt_relevant_p):
3612 (vect_mark_stmts_to_be_vectorized):
3613 (vect_can_advance_ivs_p):
3614 (vect_get_loop_niters):
3615 (vect_analyze_loop):
3616 (vectorize_loops): Likewise.
3618 (vectorizable_load): Argument in call to vect_debug_details/stats
3619 changed from loop to LOOP_LOC (loop_vinfo).
3620 (vect_transform_loop):
3621 (vect_analyze_operations):
3622 (vect_analyze_scalar_cycles):
3623 (vect_analyze_data_ref_dependence):
3624 (vect_enhance_data_refs_alignment):
3625 (vect_analyze_data_ref_accesses):
3626 (vect_analyze_pointer_ref_access):
3627 (vect_analyze_data_refs):
3628 (vect_analyze_loop): Likewise.
3630 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3631 changed from loop to loop_loc.
3633 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3635 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3636 Dorit Naishlos <dorit@il.ibm.com>
3638 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3639 declaration added.
3640 (vect_analyze_data_ref_dependences): Likewise.
3642 (vect_is_simple_use): Argument changed from loop structure to
3643 loop_vect_info structure.
3644 (vect_can_advance_ivs_p): Likewise.
3645 (vect_create_index_for_vector_ref): Likewise.
3646 (vect_update_ivs_after_vectorizer): Likewise.
3647 (new_stmt_vec_info): Likewise.
3649 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3650 changed from loop to loop_vinfo.
3651 (vect_create_data_ref_ptr): First argument in call to
3652 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3653 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3654 was changed from loop to loop_vinfo.
3655 (vectorizable_operation): Likewise.
3656 (vectorizable_store): Likewise.
3657 (vect_mark_stmts_to_be_vectorized): Likewise.
3658 (vect_do_peeling_for_loop_bound): First argument in call to
3659 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3660 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3661 was changed from loop to loop_vinfo.
3662 (vect_analyze_data_ref_dependences): Third argument in call to
3663 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3665 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3666 (vect_create_data_ref_ptr): Likewise.
3667 (vect_init_vector): Likewise.
3668 (vect_get_vec_def_for_operand): Likewise.
3669 (vectorizable_assignment): Likewise.
3670 (vectorizable_operation): Likewise.
3671 (vectorizable_store): Likewise.
3672 (vectorizable_load): Likewise.
3673 (vect_update_ivs_after_vectorizer): Likewise.
3674 (vect_is_simple_use): Likewise.
3675 (vect_analyze_data_ref_dependence): Likewise.
3676 (vect_analyze_pointer_ref_access): Likewise.
3677 (vect_can_advance_ivs_p): Likewise.
3679 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3680 before _stmt_vec_info.
3681 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3682 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3683 (new_stmt_vec_info): Argument changed from loop structure to
3684 loop_vect_info structure
3686 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3687 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3688 (vect_create_addr_base_for_vector_ref): Likewise.
3689 (vect_analyze_pointer_ref_access): Likewise.
3691 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3693 PR tree-opt/19768
3694 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3695 phi flag if the phi is abnormal.
3697 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3699 PR tree-opt/19736
3700 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3701 information for the new statement.
3703 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3705 PR driver/19117
3706 * gcc.c (main): Include the target in -v output.
3708 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3710 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3711 Do not drop the extend if we'd have to add a paradoxical subreg
3712 later. Include optabs.h and insn-codes.h.
3713 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3715 2005-02-02 Roger Sayle <roger@eyesopen.com>
3717 PR middle-end/19405
3718 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3719 * fold-const.c (const_binop): Avoid constant folding floating
3720 point operations in modes that use composite representations.
3721 * simplify-rtx.c (simplify_binary_operation): Likewise.
3723 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3725 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3726 a REG, not a MEM.
3727 (altivec_dstt): Likewise.
3728 (altivec_dstst): Likewise.
3729 (altivec_dststt): Likewise.
3730 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3731 of first operand.
3733 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3735 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3736 EXPR_LOCUS from orig_cond to the new cond_stmt.
3737 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3738 the new vec_stmt.
3740 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3742 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3743 standard_iv_increment_position. Remove call to bsi_next
3744 (no need to bump the iterator anymore).
3745 (vect_create_index_for_vector_ref): Call
3746 standard_iv_increment_position. Remove second function argument.
3747 (vect_finish_stmt_generation): Remove call to bsi_next
3748 (no need to bump the iterator anymore).
3749 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3750 to vect_create_index_for_vector_ref.
3752 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3754 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3755 phis are used out of the loop.
3757 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3759 PR c/17807
3760 * c-decl.c (undef_nested_function): New variable.
3761 (pop_scope): Diagnose undefined nested functions.
3762 (finish_function): Don't attempt cgraph processing or genericizing
3763 if current top-level function contained an undefined nested
3764 function. Reset undef_nested_function at the end of a top-level
3765 function.
3767 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3769 * tree.c (build_int_cst_type): Take sign of the value into account
3770 when deciding whether sign extend the value.
3772 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3774 PR c/18502
3775 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3776 (cpp_options, cc1_options): Change %{std*&ansi} to
3777 %{std*&ansi&trigraphs}.
3779 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3781 * cse.c: Update comments.
3783 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3785 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3786 arguments go on the stack. Do not put complex doubles in odd/even
3787 pairs.
3789 2005-02-02 Steven Bosscher <stevenb@suse.de>
3791 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3792 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3793 -ftree-pre, and -fthread-jumps.
3795 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3797 PR tree-optimization/19578
3798 * tree-flow.h (modified_noreturn_calls): Declare.
3799 (noreturn_call_p): Declare.
3800 * tree-flow-inline.h (noreturn_call_p): New function.
3801 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3802 * tree-cfg.c (modified_noreturn_calls): New variable.
3803 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3804 that contain a mid-block noreturn call.
3805 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3807 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3809 * df.c (df_def_record_1, df_uses_record): Don't use
3810 DF_FOR_REGALLOC.
3811 * df.h (DF_FOR_REGALLOC): Remove.
3813 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3815 PR c/19435
3816 * c-typeck.c (really_start_incremental_init): Reset
3817 constructor_max_index for arrays of incomplete type.
3819 2005-02-02 Jeff Law <law@redhat.com>
3821 * gcse.c (struct reg_set): Store the block index where the register
3822 was set rather than the setting insn.
3823 (record_one_set, compute_transp): Corresponding changes.
3824 (pre_insert_copy_insn): Do not call replace_one_set.
3825 (replace_one_set): Remove.
3827 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3829 PR other/15514
3830 * doc/gcov.texi: Fix typo.
3832 2005-02-01 Richard Henderson <rth@redhat.com
3834 PR target/19680
3835 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3836 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3837 type to bool.
3838 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3839 * config/i386/i386-protos.h: Update.
3841 2005-02-01 Steven Bosscher <stevenb@suse.de>
3843 PR tree-optimization/19217
3844 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3845 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3846 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3847 that it is walking a PHI node.
3849 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3851 * doc/extend.texi (Nested Functions): Update.
3853 2005-02-01 Richard Henderson <rth@redhat.com>
3855 PR 19696
3856 * optabs.c (expand_copysign_absneg): Export.
3857 * optabs.h (expand_copysign_absneg): Declare.
3858 * config/rs6000/rs6000.md (copysigntf3): New.
3860 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3862 PR tree-optimization/19633
3863 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3864 * tree-ssa-alias.c (init_alias_info): Initialize.
3865 (merge_pointed_to_info): Set.
3866 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3867 (dump_points_to_info_for): Show value of pt_null.
3868 (struct count_ptr_d): Declare.
3869 (find_ptr_dereference): Remove.
3870 (ptr_is_dereferenced_by): Remove.
3871 (count_ptr_derefs): New local function.
3872 (count_uses_and_derefs): New local function.
3873 (compute_points_to_and_addr_escape): Call it. If the number
3874 of dereferences is greater than zero, mark the pointer as
3875 dereferenced. If there are fewer dereferences than uses of
3876 the pointer, the pointer's value escapes.
3878 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3880 PR tree-optimization/19670
3881 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3882 here...
3883 (verify_use): ... set it here, instead.
3885 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3887 * doc/sourcebuild.texi (Test directives): Fix formatting.
3889 * doc/sourcebuild.texi (Test directives): Describe selector
3890 expressions.
3892 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3894 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3895 specific 64-bit CPUs.
3897 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3899 PR target/16201
3900 * arm.c (arm_eliminable_register): New function.
3901 (adjacent_mem_locations): Don't allow eliminable registers. Use
3902 HOST_WIDE_INT for address offsets.
3903 * arm-protos.h (arm_eliminable_register): Add prototype.
3905 2005-02-01 Steven Bosscher <stevenb@suse.de>
3907 PR optimization/15242
3908 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3909 * basic-block.h (duplicate_computed_gotos): Add prototype.
3910 * bb-reorder.c (duplicate_computed_gotos): New function to
3911 duplicate sufficiently small blocks ending in a computed jump.
3912 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3913 if not optimizing for size.
3914 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3915 never do tail merging for blocks ending in a computed jump.
3916 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3918 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3920 Patch from Richard Sandiford <rsandifo@redhat.com>
3921 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3922 from inheriting a subreg equivalence with a non-spill register.
3924 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3926 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3928 * config/frv/frv.c (movcc_fp_destination_operand): New.
3929 (gpr_or_memory_operand): Fix typo in comment.
3930 (gpr_or_memory_operand_with_scratch): New.
3931 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3932 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3933 movcc_fp_destination_operand.
3934 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3935 Legitimize memory addresses using a scratch register.
3937 2005-01-31 Jeff Law <law@redhat.com>
3939 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3940 bitmap a sparse bitmap instead of a simple bitmap.
3941 (mark_def_sites_initialize_block): Corresponding changes.
3942 (ssa_mark_def_sites_initialize_block): Likewise.
3943 (ssa_mark_phi_uses): Likewise.
3944 (mark_def_site, ssa_mark_def_sites): Likewise.
3945 (mark_def_site_blocks): Likewise.
3946 (rewrite_ssa_into_ssa): Likewise.
3948 * tree-ssa-dom.c (record_cond): Pass correct variable type
3949 for last argument to htab_find_slot_with_hash.
3951 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3952 effects when optimizing 0 % X. Do not try to optimize X % 0.
3954 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3956 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3957 1_mmalua.
3959 2005-02-01 Eric Christopher <echristo@redhat.com>
3961 * config/mips/mips.c (override_options): Warn if -mint64
3962 is used.
3963 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3964 deprecated.
3966 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3968 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3969 timestamp.
3970 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3971 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3972 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3973 (cached_regno): Initialize to INVALID_REGNUM.
3974 (cse_reg_info_table_size,
3975 cse_reg_info_table_first_uninitialized,
3976 cse_reg_info_timestamp): New.
3977 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3978 get_cse_reg_info.
3979 (init_cse_reg_info, get_cse_reg_info_1): New.
3980 (get_cse_reg_info): Cache the last look-up.
3981 (new_basic_block): Update the code to clear mappings from
3982 registers to cse_reg_info entries.
3983 (cse_main): Call init_cse_reg_info.
3985 * cse.c (get_cse_reg_info): Update a comment.
3987 2005-01-31 Steven Bosscher <stevenb@suse.de>
3989 PR c/19333
3990 * c-decl.c (start_decl): Do not warn about arrays of elements with
3991 an incomplete type here.
3992 (grokdeclarator): Do it here by making a pedwarn an error.
3993 * c-typeck.c (push_init_level): If there were previous errors with
3994 the constructor type, do not warn about braces for initializers.
3995 (process_init_element): Likewise for excess initializer elements.
3997 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3999 * cse.c (delete_trivially_dead_insn): Don't iterate.
4001 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4003 * config/rs6000/rs6000.md (copysignsf3): New expand.
4004 (copysigndf3): Likewise.
4006 2005-01-31 Steven Bosscher <stevenb@suse.de>
4008 * recog.c (constrain_operands): Only look for earlyclobber operand
4009 conflicts if an '&' constraint was seen.
4011 2005-01-31 Marc Espie <espie@openbsd.org>
4013 * config.gcc: Don't include embedded systems fragment, switches default
4014 debugging format to ELF.
4015 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4016 longer pick it up there.
4018 2005-01-31 Dale Johannesen <dalej@apple.com>
4020 * doc/extend.texi (nested functions): Fix linkage description.
4021 Clarify that static is not allowed.
4023 2005-01-31 Dale Johannesen <dalej@apple.com>
4025 * config/rs6000/darwin.md (movsf_low_di): Make work.
4026 (movdf_low_di): Make work.
4028 2005-01-31 Dale Johannesen <dalej@apple.com>
4030 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4031 Make work for 64 bit.
4033 2005-01-31 Roger Sayle <roger@eyesopen.com>
4034 Dale Johannesen <dalej@apple.com>
4036 PR middle-end/19650
4037 * fold-const.c (fold_binary_op_with_conditional_arg):
4038 Make types match original operands, before STRIP_NOPS.
4040 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4042 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4043 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4044 (struct gcc_sigcontext): Delete. Merge contents to..
4045 (struct gcc_ucontext): ..here.
4046 (get_sigcontext): Delete.
4047 (get_regs): New function, like get_sigcontext but return regs ptr.
4048 64-bit version finds regs from r1 to support vdso.
4049 (ppc_linux_aux_vector): New function.
4050 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4051 and vector regs.
4053 2005-01-31 Ira Rosen <irar@il.ibm.com>
4055 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4056 sizetype.
4057 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4058 redundant fold. Fix misalignment for MINUS_EXPR.
4059 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4060 (vect_analyze_pointer_ref_access): Likewise.
4061 (vect_get_memtag_and_dr): Likewise.
4063 2005-01-31 Richard Henderson <rth@redhat.com>
4065 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4066 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4067 absnegdf2_i387, absnegxf2_i387): Likewise.
4069 2005-01-31 Richard Henderson <rth@redhat.com>
4071 PR 19696
4072 * optabs.c (expand_copysign_absneg): New.
4073 (expand_copysign_bit): Split out from ...
4074 (expand_copysign): ... here. Use expand_copysign_absneg.
4076 2005-01-30 Roger Sayle <roger@eyesopen.com>
4078 PR middle-end/19697
4079 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4080 constant as the second operand and a register as the third.
4082 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4084 PR target/19704
4085 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4086 that dllimport'd functions do not use all call-clobbered registers
4087 to pass parameters.
4089 2005-01-30 Richard Henderson <rth@redhat.com>
4091 PR 19696
4092 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4093 expand_abs_nojump and generalize. Use operand_subword and
4094 emit_no_conflict_block. Support large modes.
4095 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4096 back to maximum.
4097 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4098 negation to subtraction.
4099 (expand_copysign): Check that the format has signed zeros.
4100 Use operand_subword and emit_no_conflict_block. Support large modes.
4102 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4104 Fix PR tree-optimization/19624
4106 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4107 * tree-ssa-pre.c: Add cfgloop.h.
4108 Update comment.
4109 (pre_stats): New member, constified.
4110 (inserted_exprs): New static variable.
4111 (NECESSARY): New macro.
4112 (create_expression_by_pieces): Fold the expression, and
4113 mark it as defaulting to not necessary. Also put in
4114 inserted_exprs.
4115 (fully_constant_expression): New function.
4116 (insert_into_preds_of_block): Modify to not insert phis when we
4117 are playing with induction variables.
4118 Push phis onto the inserted_exprs vector, and mark them as not
4119 necessary by default.
4120 (insert_aux): Call fully_constant_expression on eprime.
4121 If all edges produce the same value, mark it constant.
4122 (mark_operand_necessary): New function.
4123 (remove_dead_inserted_code): New function.
4124 (init_pre): Init loop optimizer to get loop info.
4125 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4126 (execute_pre): Commit edge inserts, then remove dead code.
4128 2005-01-30 Richard Henderson <rth@redhat.com>
4130 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4131 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4133 2005-01-30 Richard Henderson <rth@redhat.com>
4135 PR target/19700
4136 * config/i386/i386.c (ix86_expand_copysign): New.
4137 (ix86_split_copysign_const): New.
4138 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4139 rearrange op1/nmask operands.
4140 * config/i386/i386-protos.h: Update.
4141 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4142 (copysigndf3): Likewise.
4143 (copysignsf3_const, copysigndf3_const): New.
4144 (copysignsf3_var): Rename from copysignsf3, split out splitter
4145 and fix split predicate for X constraint.
4146 (copysigndf3_var): Similarly.
4148 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4150 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4151 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4152 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4154 2005-01-29 Richard Henderson <rth@redhat.com>
4156 PR target/19690
4157 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4158 of # and * in constraints.
4160 2005-01-29 Richard Henderson <rth@redhat.com>
4162 PR middle-end/19689
4163 * expr.c (store_field): Don't strip sub-mode cast when the input
4164 data is even smaller.
4166 2005-01-29 Richard Henderson <rth@redhat.com>
4168 PR middle-end/19687
4169 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4170 union being empty.
4172 2005-01-29 Richard Henderson <rth@redhat.com>
4174 * combine.c (make_field_assignment): Fix argument order
4175 to gen_int_mode.
4177 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4179 PR tree-optimization/15791
4180 * fold-const.c (extract_array_ref): New function.
4181 (fold): Fold comparisons between &a[i] and &a[j] or
4182 semantically equivalent trees.
4184 2005-01-29 Jeff Law <law@redhat.com>
4186 * gcse.c (insert_expr_in_table): Revamp handling of available
4187 and anticipatable occurrence lists to avoid unnecessary list
4188 walking.
4189 (insert_set_in_table): Similarly.
4191 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4193 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4194 build string type.
4195 (c_build_qualified_type): Build qualified array types with
4196 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4197 * c-decl.c (c_make_fname_decl): Build unqualified array type
4198 before qualified type.
4199 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4200 type is qualified, not just if type itself is. Don't apply
4201 qualifiers to array type when declarator is processed. Apply
4202 qualifiers to field type whether or not it is an array type.
4203 Don't handle array types specially for applying qualifiers to
4204 variables.
4205 * c-typeck.c (composite_type): Build unqualified element type and
4206 array type when forming composite of array types.
4207 (common_pointer_type, comptypes, comp_target_types,
4208 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4209 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4210 types.
4211 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4212 (args2) in variables a1 and a2.
4214 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4216 * cse.c (n_elements_made, max_elements_made): Remove.
4217 (insert): Don't touch n_elements_made.
4218 (cse_main): Don't touch n_elements_made or max_elements_made.
4220 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4222 PR target/15384
4223 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4224 configuration part of dp-bit.c to be lost.
4226 2005-01-28 Roger Sayle <roger@eyesopen.com>
4228 * expmed.c (expand_mult_highpart_optab): When attempting to use
4229 a non-widening multiplication in a wider mode, the operands need
4230 to be converted (zero or sign extended) to that mode.
4232 2005-01-28 Ian Lance Taylor <ian@airs.com>
4234 PR middle-end/16558
4235 PR middle-end/19583
4236 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4237 through if both operands fall through.
4239 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4241 * cse.c (fold_rtx) <PC>: Don't optimize.
4243 2005-01-28 Jeff Law <law@redhat.com>
4245 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4246 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4248 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4250 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4251 cse_reg_info_used_list_end): Remove.
4252 (cse_reg_info_list, cse_reg_info_list_free): New.
4253 (get_cse_reg_info): When allocating an instance of
4254 cse_reg_info, add it to the beginning of the cse_reg_info_list
4255 list. Remove code to maintain cse_reg_info_used_list.
4256 (new_basic_block): Reset the free list to the beginning of
4257 cse_reg_info_list.
4259 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4261 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4262 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4263 (frv_expand_mdpackh_builtin): New function.
4264 (frv_expand_builtin): Use it to expand __MDPACKH.
4265 * doc/extend.texi (__MDPACKH): Update documentation.
4267 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4269 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4270 SSE_FLOAT_MODE_P for use_sse computation.
4272 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4274 PR target/19663
4275 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4277 2005-01-27 Richard Henderson <rth@redhat.com>
4279 * builtins.c (expand_builtin_copysign): New.
4280 (expand_builtin): Call it.
4281 * genopinit.c (optabs): Add copysign_optab.
4282 * optabs.c (init_optabs): Initialize it.
4283 (expand_copysign): New.
4284 * optabs.h (OTI_copysign, copysign_optab): New.
4285 (expand_copysign): Declare.
4287 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4288 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4290 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4291 (ix86_expand_fp_absneg_operator): ... here.
4292 (ix86_split_copysign): New.
4293 * config/i386/i386-protos.h: Update.
4294 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4295 (copysignsf3, copysigndf3): New.
4297 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4298 (copysignsf3, ncopysignsf3): New.
4299 (copysigndf3, ncopysigndf3): New.
4300 (copysignxf3, ncopysignxf3): New.
4301 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4303 2005-01-27 Arend Bayer <arend.bayer@web.de>
4304 Kazu Hirata <kazu@cs.umass.edu>
4306 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4307 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4308 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4309 NULL_RTX.
4311 2005-01-27 Jeff Law <law@redhat.com>
4313 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4314 definitions of SSA_NAMEs which are not being rewritten.
4315 (rewrite_ssa_into_ssa): Only initialize the current definition
4316 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4317 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4318 SSA_NAMEs before returning.
4320 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4322 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4323 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4324 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4325 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4326 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4328 2005-01-27 Steven Bosscher <stevenb@suse.de>
4330 PR middle-end/17278
4331 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4332 higher to -O2 and higher. Likewise for tree PRE.
4333 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4334 and better.
4336 2005-01-27 Ian Lance Taylor <ian@airs.com>
4338 PR middle-end/19583
4339 * gimple-low.c (try_catch_may_fallthru): New static function.
4340 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4341 * tree-inline.c (expand_call_inline): Don't warn about reaching
4342 the end of a non-void function being inlined if the function uses
4343 a return slot.
4345 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4347 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4349 PR c/18946
4350 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4351 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4352 (implicitly_declare): Handle error_mark_node.
4354 2005-01-27 Richard Henderson <rth@redhat.com>
4356 PR tree-opt/14329
4357 * tree.h (struct tree_decl): Add debug_expr_is_from.
4358 (DECL_DEBUG_EXPR_IS_FROM): New.
4359 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4360 * dwarf2out.c (dwarf2out_var_location): Update to match.
4361 * tree-outof-ssa.c (create_temp): Likewise.
4362 * var-tracking.c (track_expr_p): Likewise.
4363 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4364 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4365 * toplev.c (default_tree_printer): Likewise.
4367 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4369 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4370 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4372 2005-01-27 Steven Bosscher <stevenb@suse.de>
4374 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4375 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4376 ASM_CLOBBERS): Add tree checks.
4378 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4379 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4380 * c-common.def (SWITCH_STMT): Update to match.
4381 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4382 macros instead of SWITCH_EXPR ones.
4383 * c-dump.c (c_dump_tree): Likewise.
4384 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4385 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4387 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4389 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4391 * unwind-dw2.c (execute_stack_op): Add missing cases for
4392 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4394 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4396 * config.gcc (Obsolete configurations): Remove 'dummy', add
4397 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4398 sparc-*-openbsd*.
4400 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4402 PR tree-optimization/19633
4403 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4404 CALL_EXPRs.
4405 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4406 are no call-clobbered variables.
4407 * tree-outof-ssa.c (check_replaceable): Return false for calls
4408 with side-effects.
4410 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4412 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4413 even for variables with NULL DECL_INITIAL.
4415 2005-01-26 Stuart Hastings <stuart@apple.com>
4417 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4419 2005-01-26 Richard Henderson <rth@redhat.com>
4421 PR middle-end/18008
4422 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4423 field's type.
4424 * expr.c (store_field): Strip conversions to odd-bit-sized types
4425 if the destination field width matches.
4427 2005-01-26 Richard Henderson <rth@redhat.com>
4429 * c-decl.c, expmed.c, expr.c: Revert last change.
4431 2005-01-26 Richard Henderson <rth@redhat.com>
4433 PR middle-end/18008
4434 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4435 field's type.
4436 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4437 if we don't need the bits above those present in the current mode.
4438 * expr.c (store_field): Strip conversions to odd-bit-sized types
4439 if the destination field width matches.
4441 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4443 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4444 either -ffast-math or -funsafe-math-optimizations is in use.
4446 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4448 PR target/19293
4449 PR target/19329
4450 * config/avr/avr.c (notice_update_cc): Only set condition code for
4451 ashrqi3 if shift count > 0.
4452 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4453 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4454 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4455 count <= 0 as a no-op, and shift count >= width by copying zero
4456 or sign bit to all bits of the result.
4457 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4458 count, with attribute "length" set to 0 and "cc" set to "none".
4460 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4462 * doc/invoke.texi: Document -mTLS.
4464 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4465 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4466 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4467 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4468 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4469 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4470 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4471 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4473 * configure.ac: Check for a TLS capable gas.
4475 * configure: Regenerate.
4477 2005-01-26 Richard Henderson <rth@redhat.com>
4479 PR middle-end/18008
4480 * combine.c (make_field_assignment): Simplify store to zero_extract
4481 from a source with an overlapping mask.
4483 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4485 2004-11-11 Eric Christopher <echristo@redhat.com>
4487 * config/frv/frv.md: Add fr400_integer automaton. Don't
4488 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4489 to TYPE_MACC.
4491 2005-01-26 Steven Bosscher <stevenb@suse.de>
4493 PR middle-end/16585
4494 * cfgbuild.c (make_edges): Do not clear or set
4495 current_function_has_computed_jump.
4496 * function.h (struct function): Remove the has_computed_jump field.
4497 (current_function_has_computed_jump): Do not define.
4498 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4499 in a computed jump. Ignore current_function_has_computed_jump.
4501 2005-01-26 Richard Henderson <rth@redhat.com>
4503 PR middle-end/19515
4504 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4505 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4506 fully initialized.
4507 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4508 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4509 objects into static storage if they have more than one non-zero value.
4510 * tree.h (categorize_ctor_elements): Update decl.
4512 2005-01-26 Steven Bosscher <stevenb@suse.de>
4514 PR middle-end/19616
4515 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4516 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4517 to this function from 2004-07-10.
4518 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4519 the current function for tail call optimizations if the address
4520 of one of it its arguments is taken.
4522 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4524 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4526 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4528 * function.c (expand_function_end): If current_function_calls_alloca,
4529 emit stack restore in a place that is reached when the function falls
4530 through at the end.
4532 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4534 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4535 rule to avoid matching inappropriate suffix rule.
4537 2005-01-26 Jan Hubicka <jh@suse.cz>
4539 PR tree-optimization/19241
4540 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4542 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4544 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4545 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4546 of doubling.
4547 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4548 <sim*>: Always use crt1.o, regardless of N in simN.
4549 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4550 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4551 (CRT_CALL_STATIC_FUNCTION): Remove.
4552 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4553 use crt1.o, regardless of N in simN.
4554 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4555 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4556 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4557 case isystem setting.
4558 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4560 2005-01-25 Ian Lance Taylor <ian@airs.com>
4562 * gimple-low.c (block_may_fallthru): Correct handling of
4563 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4565 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4567 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4568 handlers to match indentation; nested under the mtune=* handler.
4569 Similar for mcpu= and march=.
4571 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4573 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4574 * config/mips/linux64.h (LIB_SPEC): Likewise.
4575 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4576 * config/sh/linux.h (LIB_SPEC): Likewise.
4578 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4580 * config/frv/frv.c (frv_legitimize_tls_address): New.
4581 (TARGET_HAVE_TLS): Define.
4582 (FRV_SYMBOL_REF_TLS_P): Define.
4583 (frv_override_options): Handle new register classes.
4584 (frv_legitimate_address_p): Reject tls addresses.
4585 (frv_legitimize_address): Handle TLS addresses.
4586 (gen_inlined_tls_plt): New.
4587 (gen_tlsmoff): New.
4588 (frv_legitimize_tls_address): New.
4589 (unspec_got_name): Add TLS entries.
4590 (got12_operand): Add R_FRV_TLSMOFF12 case.
4591 (frv_emit_move): Fixup TLS addresses.
4592 (frv_emit_movsi): Legitimize TLS addresses.
4594 * config/frv/frv.h (MASK_BIG_TLS): New.
4595 (TARGET_BIG_TLS): New.
4596 (HAVE_AS_TLS): Define.
4597 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4598 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4599 (REG_CLASS_NAMES): Same.
4600 (REG_CLASS_CONTENTS): Same.
4601 (CONSTRAINT_LEN): New.
4602 (REG_CLASS_FROM_CONSTRAINT): New.
4603 (PREDICATE_CODES): Add symbolic_operand.
4605 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4606 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4607 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4608 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4609 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4610 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4611 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4612 GR9_REG, GR14_REG, LRREG.
4613 (type): Add load_or_call attribute.
4614 ("load_or_call"): New reservation.
4615 ("call_gettlsoff"): New.
4616 ("tls_indirect_call"): New.
4617 ("tls_load_gottlsoff12"): New.
4618 ("tlsoff_hilo"): New.
4619 ("tls_tlsdesc_ldd"): New.
4620 ("tls_tlsoff_ld"): New.
4621 ("tls_lddi"): New.
4623 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4625 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4627 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4628 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4629 * config/frv/frv.c (TLS_BIAS): Define.
4630 (frv_output_dwarf_dtprel): New.
4632 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4634 PR rtl-optimization/19579
4635 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4636 both A and B, see if they don't clobber registers the other expr uses.
4638 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4640 * real.c (do_add): Initialize signalling and canonical members.
4642 * real.c (real_from_integer): Zero out destination.
4644 2005-01-18 Jan Hubicka <jh@suse.cz>
4646 PR tree-optimize/19337
4647 * tree-inline.c (initialize_inlined_parameters): Copy
4648 saved_static_chain_decl only.
4650 2005-01-25 Richard Henderson <rth@redhat.com>
4652 PR target/19556
4653 PR target/19584
4654 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4655 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4656 80387 enabled, to return a proper subclass. Return the subset that
4657 overlaps with GENERAL_REGS for PLUS.
4658 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4660 2005-01-25 Richard Henderson <rth@redhat.com>
4662 PR middle-end/19609
4663 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4665 2005-01-25 Roger Sayle <roger@eyesopen.com>
4667 * expmed.c (choose_multiplier): Change interface to return the
4668 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4669 (expand_divmod): Update calls to choose_multiplier.
4671 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4673 PR middle-end/19330
4674 * expmed.c (extract_bit_field): Use adjust_address instead of
4675 gen_lowpart when op0 is a MEM.
4677 2005-01-24 Steven Bosscher <stevenb@suse.de>
4679 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4681 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4683 * config/mips/irix-csr.c: New file.
4684 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4685 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4686 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4687 executables.
4689 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4691 PR bootstrap/19364
4692 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4693 sparc/elf.h, add sparc/sp-elf.h.
4694 (sparc-*-rtems*): Likewise.
4695 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4696 tm-dwarf2.h, add sparc/sp-elf.h.
4697 (sparc86x-*-elf): Likewise.
4698 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4699 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4700 TARGET_OS_CPP_BUILTINS.
4701 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4702 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4703 Undefine it.
4704 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4705 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4706 (SWITCH_TAKES_ARG): Likewise.
4707 (LOCAL_LABEL_PREFIX): Likewise.
4708 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4709 (TARGET_N_FORMAT_TYPES): Delete.
4710 (TARGET_FORMAT_TYPES): Likewise.
4711 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4712 * config/sparc/elf.h: Delete.
4713 * config/sparc/sp-elf.h: New file.
4715 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4717 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4718 * tree-flow.h: Remove the corresponding prototype.
4719 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4720 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4722 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4724 PR target/17751
4725 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4726 for AIX ABI or ELF -fPIC.
4727 (rs6000_emit_load_toc_table): Don't create toc_section here.
4728 (rs6000_xcoff_file_start): Nor here.
4730 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4732 * sh.c (ra.h): Don't #include.
4733 (hard_regs_intersect_p): New function, resurrected from ra.c.
4735 * sh.c: Fix 1996 Copyright.
4737 2005-01-24 Richard Henderson <rth@redhat.com>
4738 Aldy Hernandez <aldyh@redhat.com>
4740 * regrename.c (note_sets): Handle subregs.
4742 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4744 PR bootstrap/18058
4745 * genconditions.c (write_header, write_conditions): Elide file if
4746 not GCC >= 3.0.1.
4748 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4750 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4751 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4752 Update copyright.
4754 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4756 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4757 expand_builtin_printf, expand_builtin_fprintf,
4758 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4759 checking against POINTER_TYPE.
4760 (validate_arglist): Handle POINTER_TYPE code by checking
4761 POINTER_TYPE_P.
4763 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4765 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4766 init_rtlanal): New.
4767 (for_each_rtx): Call for_each_rtx_1.
4768 * rtl.h (init_rtlanal): Declare.
4769 * toplev.c (backend_init): Call init_rtlanal.
4771 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4773 * flow.c (propagate_one_insn): Formatting.
4775 PR middle-end/19551
4776 * flow.c (libcall_dead_p): Be more conservative if unsure.
4777 If there are any instructions between insn and call, see if they are
4778 all dead before saying the libcall is dead.
4780 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4782 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4783 operand constraint for operand 0.
4785 2005-01-23 Richard Henderson <rth@redhat.com>
4787 PR 19486
4788 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4789 edges leading to join block.
4791 2005-01-23 Roger Sayle <roger@eyesopen.com>
4793 * expmed.c (expand_mult_highpart): Make static. Change type of
4794 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4795 (expand_divmod): Updates calls to expand_mult_highpart by using
4796 gen_int_mode to pass a CONST_INT rtx.
4797 * rtl.h (expand_mult_highpart): Remove prototype.
4799 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4801 * flow.c (regset_bytes, regset_size): Remove.
4803 * cfganal.c: Fix a reference to Harvey's paper.
4805 2005-01-23 Steven Bosscher <stevenb@suse.de>
4807 PR rtl-optimization/19464
4808 * tree-optimize.c (init_tree_optimization_passes): Add one more
4809 copyrename pass just before out-of-ssa.
4811 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4813 PR bootstrap/18058
4814 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4815 * ggc-none.c (ggc_free): Define.
4817 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4819 * cse.c (max_reg, max_insn_uid): Remove.
4820 (cse_main): Don't access max_reg or max_insn_uid.
4822 * c-common.c (explicit_flag_signed_bitfields,
4823 lang_statement_code_p, lang_expand_function_end): Remove.
4824 * c-common.h: Remove the corresponding declarations.
4825 * c-opts.c (c_common_handle_option): Remove all write access
4826 to explicit_flag_signed_bitfields.
4828 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4829 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4830 * cgraph.h: Remove the corresponding declaration.
4832 * gcse.c (null_pointer_info): Remove.
4834 2005-01-23 Roger Sayle <roger@eyesopen.com>
4835 Eric Botcazou <ebotcazou@libertysurf.fr>
4837 * combine.c (simplify_logical): Only simplify logical expressions
4838 of the form ior(and(x,y),z) by the inverse distributive law if the
4839 result is cheaper than the original.
4841 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4843 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4844 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4845 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4846 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4847 config/freebsd-spec.h, config/arm/arm.h,
4848 config/h8300/h8300.md, config/i386/i386.md,
4849 config/i386/predicates.md, config/i386/sse.md,
4850 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4851 config/vax/vax.md: Fix comment typos. Follow spelling
4852 conventions.
4854 2005-01-23 Steven Bosscher <stevenb@suse.de>
4856 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4857 tests, instead of `less than'.
4859 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4861 * function.c (assign_parm_setup_block): When creating a new stack slot
4862 for a parameter, get its alignment from the parameter's DECL_ALIGN
4863 rather than the type's TYPE_ALIGN. Make sure that the parameter
4864 is at least word aligned.
4866 2005-01-22 Roger Sayle <roger@eyesopen.com>
4868 PR middle-end/19378
4869 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4871 2005-01-22 Richard Henderson <rth@redhat.com>
4873 PR target/19506
4874 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4875 in both compare operands.
4876 (movdfcc_1_sse_max): Likewise.
4877 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4878 (movdfcc_1_sse): Likewise.
4879 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4880 scratch register as needed.
4882 2005-01-22 Richard Henderson <rth@redhat.com>
4884 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4886 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4888 2005-01-22 Richard Henderson <rth@redhat.com>
4890 * genopinit.c (optabs): Use smin/smax for floating point too.
4891 * doc/md.texi: Update to match. Clarify that floating point
4892 results are undefined for +0/-0 and NaN.
4893 * doc/rtl.texi: Likewise.
4894 * rtl.def (SMIN, SMAX): Likewise
4895 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4897 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4898 leading 's' to the name.
4899 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4900 smaxxf3, sminxf3): Likewise.
4901 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4902 Likewise.
4904 2005-01-22 Paul Brook <paul@codesourcery.com>
4906 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4908 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4910 * config/s390/s390.c (struct processor_costs): New fields
4911 dlgr, dlr, dr, dsgfr, dsgr.
4912 (z900_cost, z990_cost): Values for new fields.
4913 (s390_rtx_costs): New cases MEM und COMPARE in switch
4914 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4915 DIV, MOD, UDIV, UMOD.
4917 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4919 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4920 into the register being decremented.
4921 ("doloop_si31", "doloop_di"): Likewise.
4922 ("*doloop_si_long"): Adapt pattern.
4924 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4926 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4927 access registers.
4928 (CLASS_MAX_NREGS): Likewise.
4930 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4932 * doc/tree-ssa.texi (Statement Operands): Add example for new
4933 must-def macro. Note deprecation of old operands interface.
4935 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4937 PR tree-optimization/19484
4938 * tree-cfg.c (remove_fallthru_edge): New function.
4939 (cleanup_control_flow): Remove fallthru edges from calls that are
4940 now known not to return.
4942 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4944 Fix PR tree-optimization/19038
4945 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4946 copies with loop variant ones.
4948 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4950 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4951 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4952 config/alpha/alpha.md, config/alpha/predicates.md,
4953 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4954 config/sparc/sol2.h: Update copyright.
4956 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4957 first label to see if it is a nonlocal label.
4959 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4960 Andrew Pinski <pinskia@physics.uc.edu>
4962 PR target/19491
4963 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4964 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4966 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4968 * config/rs6000/rtems.h: Update copyright.
4970 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4972 PR target/19548
4973 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4974 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4975 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4977 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4979 PR c/18809
4980 * c-typeck.c (convert_arguments): Check for error_mark_node.
4982 2005-01-21 Ian Lance Taylor <ian@airs.com>
4984 PR tree-optimization/13000
4985 * tree-inline.c: Include "tree-flow.h".
4986 (expand_call_inline): If warn_return_type, warn if non-void inline
4987 function falls through.
4988 * tree-cfg.c (execute_warn_function_return): Don't warn about
4989 control reaching end if TREE_NO_WARNING is set. Set
4990 TREE_NO_WARNING.
4991 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4992 has been lowered.
4993 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4994 branch if we don't need one.
4995 * c-typeck.c: Include "tree-flow.h"
4996 (c_finish_bc_stmt): Don't add a goto if the current statement
4997 list doesn't fall through to the current point.
4999 2005-01-21 Roger Sayle <roger@eyesopen.com>
5001 PR rtl-optimization/576
5002 * real.c (real_arithmetic): Change return type from void to bool
5003 to return an indication that the result may be inexact.
5004 * real.h (real_arithmeric): Update prototype.
5005 * fold-const.c (const_binop): Don't constant fold floating
5006 point expressions when the user specifies -frounding-math and
5007 the result may depend upon the run-time rounding mode.
5008 (fold_convert_const_real_from_real): Clean-up.
5009 (fold_initializer): Ignore flag_rounding_math for initializers.
5010 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5011 constant fold FP operations with flag_rounding_math if the
5012 result may depend upon the run-time rounding mode.
5014 2005-01-21 Tom Tromey <tromey@redhat.com>
5016 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5018 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5020 * tree-cfg.c: Fix comment typos.
5022 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5024 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5025 around the call to rest_of_handle_branch_target_load_optimize.
5027 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5029 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5030 (sparc64-*-openbsd*): Likewise.
5031 (sparclite-*-elf*): Include tm-dwarf2.h.
5032 (sparc86x-*-elf*): Likewise.
5033 (sparc64-*-elf*): Likewise.
5034 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5035 (DBX_DEBUGGING_INFO): Likewise.
5036 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5037 (PREFERRED_DEBUGGING_TYPE): Likewise.
5038 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5039 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5040 (PREFERRED_DEBUGGING_TYPE): Likewise.
5041 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5042 (PREFERRED_DEBUGGING_TYPE): Likewise.
5043 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5045 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5047 PR target/18701
5048 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5050 2005-01-20 Paul Brook <paul@codesourcery.com>
5052 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5054 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5056 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5057 label is first in a sequence of labels.
5059 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5061 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5062 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5064 * doc/sourcebuild.texi (Test Directives): New.
5066 2005-01-20 Roger Sayle <roger@eyesopen.com>
5068 * real.c (real_floor): Don't leave the result uninitialized when
5069 mode is VOIDMode, but return the unrounded intermediate value.
5070 (real_ceil): Likewise.
5072 2005-01-20 Paul Brook <paul@codesourcery.com>
5074 * config/arm/arm.md (insv): Use gen_int_mode.
5076 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5078 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5079 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5080 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5081 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5082 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5084 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5086 Fix PR debug/19124
5087 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5088 fbreg, so we have to assume we can't.
5089 (loc_descriptor_from_tree_1): Ditto.
5090 (containing_function_has_frame_base): New function.
5091 (add_location_or_const_value_attribute): Use it.
5092 Also try to generate a frame_base from a single element location
5093 list.
5095 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5097 PR tree-optimization/15349
5098 * timevar.def (TV_TREE_MERGE_PHI): New.
5099 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5100 PHI_WANTED.
5101 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5102 calls to tree_forwarder_block_p.
5103 (remove_forwarder_block_with_phi, merge_phi_nodes,
5104 gate_merge_phi, pass_merge_phi): New.
5105 * tree-optimize.c (init_tree_optimization_passes): Add
5106 pass_merge_phi.
5107 * tree-pass.h: Add an extern for pass_merge_phi;
5109 2005-01-20 Richard Henderson <rth@redhat.com>
5111 PR target/19418
5112 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5113 (_mm_castps_pd, _mm_castps_si128): New.
5114 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5116 2005-01-20 Richard Henderson <rth@redhat.com>
5118 PR target/19530
5119 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5120 __builtin_ia32_vec_init_v2si.
5121 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5122 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5123 (ix86_init_mmx_sse_builtins): Create it.
5124 (ix86_expand_builtin): Expand it.
5125 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5126 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5127 (vec_extractv2si_0, vec_extractv2si_1): New.
5129 2005-01-20 Richard Henderson <rth@redhat.com>
5131 PR target/16533
5132 * config/i386/i386.c (ix86_expand_push): New.
5133 * config/i386/mmx.md (push<MMXMODE>1): New.
5134 * config/i386/sse.md (push<SSEMODE>1): New.
5135 * config/i386/i386-protos.h: Update.
5137 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5139 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5140 copyright.
5142 2005-01-20 Richard Henderson <rth@redhat.com>
5144 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5145 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5147 2005-01-19 Richard Henderson <rth@redhat.com>
5149 PR target/19350
5150 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5151 to V4SFmode in SSE1 fallback load path.
5153 2005-01-19 Richard Henderson <rth@redhat.com>
5155 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5156 in QImode expansion to ix86_expand_vector_set.
5157 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5159 2005-01-19 Richard Henderson <rth@redhat.com>
5161 PR target/19511
5162 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5163 subclass of the input class.
5164 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5165 Always true for cross-SSE1 classes. Rationalize conditionals.
5166 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5167 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5168 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5169 (movdi_2): Add MMX/SSE zeros.
5170 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5171 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5172 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5173 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5174 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5175 (zero_extendsidi2_rex64_1): Remove.
5176 (MOV0 peephole): Check GENERAL_REG_P.
5178 2005-01-19 Richard Henderson <rth@redhat.com>
5180 PR target/19427
5181 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5182 shufps elements.
5183 (ix86_expand_vector_extract): Likewise.
5185 2005-01-19 Richard Henderson <rth@redhat.com>
5187 PR middle-end/19304
5188 * expr.c (emit_move_change_mode): New argument force; use
5189 simplify_gen_subreg if true.
5190 (emit_move_via_alt_mode): Merge into ...
5191 (emit_move_via_integer): ... here.
5192 (emit_move_ccmode): Use emit_move_change_mode directly.
5194 2005-01-19 Richard Henderson <rth@redhat.com>
5196 PR target/19518
5197 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5198 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5199 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5200 rtl if true.
5201 (alpha_emit_set_const): Likewise. Make static.
5202 (alpha_emit_set_long_const): Make static.
5203 (alpha_extract_integer): Split out from alpha_expand_mov.
5204 (alpha_split_const_mov): Likewise.
5205 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5206 (alpha_legitimate_constant_p): New.
5207 * config/alpha/alpha-protos.h: Update.
5208 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5209 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5210 * config/alpha/alpha.md (movsi): Add n alternative.
5211 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5212 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5213 (splitters for all of the above): Use alpha_split_const_mov.
5214 * config/alpha/predicates.md (non_add_const_operand): New.
5215 (non_zero_const_operand): New.
5216 (input_operand): Use alpha_legitimate_constant_p after reload.
5218 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5220 PR tree-optimization/19038
5221 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5222 (add_candidate): Add ivs with increment in latch only if
5223 allow_ip_end_pos_p is true.
5224 (determine_iv_cost): Use empty_block_p.
5226 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5228 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5229 (compute_dominance_frontiers): Ditto.
5231 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5233 PR target/19529
5234 * config/sh/t-rtems: New.
5235 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5237 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5239 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5240 the offset of the selected field.
5242 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5244 * tree-cfg.c (remove_forwarder_block): Fix the check to
5245 prevent a nonlocal label from appearing in the middle of a
5246 basic block.
5248 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5250 PR rtl-optimization/19462
5251 * reorg.c (find_end_label): Create return insn only if
5252 current_function_epilogue_delay_list is empty.
5254 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5256 * doc/passes.texi: Remove paragraph mentioning new-ra.
5258 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5260 PR rtl-optimization/15139
5261 * combine.c: Include params.h.
5262 (count_rtxs): New function.
5263 (record_value_for_reg): If replace_rtx would replace at least
5264 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5265 (clobber (const_int 0)) instead of TEM.
5266 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5267 * params.h (MAX_LAST_VALUE_RTL): New.
5268 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5269 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5271 PR c/17297
5272 * c-typeck.c (digest_init): Only call build_vector if all constructor
5273 elements are *_CST nodes.
5274 * gimplify.c (gimplify_init_constructor): Likewise.
5276 PR middle-end/19164
5277 * c-typeck.c (digest_init): Only call build_vector if inside_init
5278 is a CONSTRUCTOR.
5280 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5282 * toplev.c (init_asm_output): Remove dead #ifdef.
5284 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5286 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5288 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5290 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5291 accessing DECL_FUNCTION_CODE.
5292 * dojump.c (do_jump): Likewise.
5293 * gimplify.c (gimplify_call_expr): Likewise.
5294 * predict.c (expr_expected_value): Likewise.
5295 (strip_builtin_expect): Likewise.
5296 * tree-inline.c (estimate_num_insns_1): Likewise.
5297 * tree-ssa-loop-im.c (stmt_cost): Likewise
5298 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5299 (tree_expr_nonnegative_p): Likewise.
5301 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5303 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5304 variant of the load_pcrel_sym pattern.
5305 * config/sparc/sparc.md (P macro): Move to the top.
5306 (load_pcrel_sym): Macroize using P.
5307 (save_register_window): Likewise.
5309 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5311 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5312 ("sordered"): Same.
5314 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5316 PR C/19472
5317 * c-typeck.c (build_asm_expr): Strip nops off
5318 input memory operands.
5320 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5322 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5323 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5324 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5325 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5327 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5329 PR target/19379
5330 * config/i386/i386.c (override_options): If the 80387 is disabled,
5331 then do not return FP values using FP registers.
5333 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5335 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5336 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5337 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5338 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5339 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5340 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5341 output.h, postreload-gcse.c, postreload.c, recog.c,
5342 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5343 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5344 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5345 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5346 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5347 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5348 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5349 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5351 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5352 config/alpha/alpha.c, config/arm/vfp.md,
5353 config/i386/emmintrin.h, config/i386/i386-modes.def,
5354 config/i386/i386-protos.h, config/i386/i386.h,
5355 config/i386/pmmintrin.h, config/i386/ppro.md,
5356 config/i386/predicates.md, config/i386/xmmintrin.h,
5357 config/i860/i860.c, config/ia64/ia64-modes.def,
5358 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5359 config/ia64/ia64.md, config/ia64/itanium1.md,
5360 config/ia64/itanium2.md, config/ia64/predicates.md,
5361 config/iq2000/iq2000.h, config/mips/linux64.h,
5362 config/rs6000/aix41.h, config/rs6000/aix43.h,
5363 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5364 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5365 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5366 config/sparc/linux64.h, config/sparc/litecoff.h,
5367 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5368 config/sparc/sparc.h, config/sparc/sparc.md,
5369 config/sparc/sysv4-only.h: Update copyright.
5371 2005-01-18 Richard Henderson <rth@redhat.com>
5373 PR target/19496
5374 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5376 2005-01-18 Marc Espie <espie@openbsd.org>
5377 * config/i386/openbsdelf.h: Typo.
5379 2005-01-18 Richard Henderson <rth@redhat.com>
5381 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5382 special case for sse.
5383 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5385 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5387 * tree-inline.c (estimate_num_insns_1): Added cases for
5388 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5390 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5392 PR rtl-optimization/19296
5393 * combine.c (simplify_comparison): Rewrite the condition under
5394 which a non-paradoxical SUBREG of a PLUS can be lifted when
5395 compared against a constant.
5397 2005-01-18 Andi Kleen <ak@muc.de>
5399 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5400 * c.opt (-Wpointer-sign): Add.
5401 * doc/invoke.texi: (-Wpointer-sign): Add.
5403 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5405 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5406 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5407 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5408 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5409 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5410 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5411 for TARGET_MIX_SSE_I387.
5412 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5413 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5414 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5415 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5416 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5417 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5418 TARGET_MIX_SSE_I387.
5419 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5420 from expander.
5422 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5424 PR target/19424
5425 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5426 Add movaps alternative for xmm reg->reg move.
5428 2005-01-17 Jeff Law <law@redhat.com>
5430 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5431 at the end of the main DOM loop rather than just before DOM exits.
5433 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5435 PR tree-optimization/19121
5436 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5437 adding aliases to a name tag, also add them to the pointer's
5438 type tag.
5439 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5440 sensitive alias info at all. Only check that the two pointers
5441 have compatible pointed-to sets.
5442 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5443 a pointer's type tag is a superset of the alias set of the
5444 pointer's name tag.
5446 2005-01-17 James E Wilson <wilson@specifixinc.com>
5448 PR target/19357
5449 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5450 comment to document why.
5452 2005-01-17 Richard Henderson <rth@redhat.com>
5454 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5455 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5456 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5457 sse2_vmsminv2df3_finite): New.
5458 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5459 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5460 Force op1 into register.
5462 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5464 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5465 bubblestrap from always rebuilding build directory.
5467 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5469 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5470 ("*cmpmem_short"): Likewise.
5472 2005-01-17 Steven Bosscher <stevenb@suse.de>
5474 * basic-block.h: Document BB_* flags.
5475 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5476 use an sbitmap instead.
5477 * sched-rgn.c (compute_trg_info): Likewise.
5479 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5481 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5482 redundant target_cpu_default and extra_parts lines. Use the default
5483 "from-abi" ISA.
5484 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5485 (SUBTARGET_EXTRA_SPECS): Delete.
5486 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5487 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5488 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5489 and "n32" for -mabi=n32.
5491 2005-01-17 Ian Lance Taylor <ian@airs.com>
5493 PR c/5675
5494 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5495 fold constant variables into initial values.
5497 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5499 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5501 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5502 through the statements backward.
5504 2005-01-17 Ian Lance Taylor <ian@airs.com>
5506 PR middle-end/13127:
5507 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5508 a variable set to the return value of the inlined function.
5510 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5512 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5513 when modes are tieable.
5515 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5517 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5518 of pthread_create to find out if threads are enabled.
5519 * gthr-posix95.h (__gthread_active_p): Likewise.
5521 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5523 * common.opt (-fnew-ra): Remove.
5524 * ra*.*: Remove.
5525 * toplev.h (flag_new_regalloc): Remove.
5526 * Makefile.in (ra*.*): Don't mention.
5527 * passes.c (rest_of_handle_new_regalloc): Remove.
5528 (rest_of_handle_combine, rest_of_compilation): Always consider
5529 flag_new_regalloc as false.
5530 * doc/invoke.texi: Don't document -fnew-ra.
5532 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5534 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5535 last parameter to reg_scan.
5536 * loop.c (loop_optimize): Likewise.
5537 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5538 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5539 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5540 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5541 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5542 * regclass.c (reg_scan): Likewise, for the declaration.
5543 * rtl.h (reg_scan): Likewise, for the prototype.
5545 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5548 mark_dfs_back_edges.
5550 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5552 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5553 (compute_avail): Uses don't go in tmp_gen.
5555 2005-01-16 Steven Bosscher <stevenb@suse.de>
5557 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5558 loop to look for a free slot in a page entry.
5560 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5562 PR target/16304
5563 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5564 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5565 just before targetm.asm_out.file_end.
5566 * tree.h (process_pending_assemble_output_defs): Declare.
5567 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5568 New functions.
5569 (assemble_alias): Defer generation of assembly code for defines when
5570 TARGET_DEFERRED_OUTPUT_DEFS is true.
5571 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5572 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5573 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5575 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5577 PR target/19336
5578 * pa.c (pa_scalar_mode_supported_p): New function.
5579 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5580 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5582 * pa-protos.h (prefetch_operand): Delete.
5583 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5584 * pa.c (prefetch_operand): Delete.
5585 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5586 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5587 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5588 and prefetch_nocc_operand.
5589 * pa.md (prefetch): Rework to avoid reload problems handling short
5590 displacements when a cache control completer needs to be provided.
5591 (prefetch_32, prefetch_64): Delete.
5592 (prefetch_cc, prefetch_nocc): New patterns.
5594 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5596 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5598 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5600 PR ada/19388
5601 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5602 exceeds maximum alignment for global common data.
5603 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5604 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5606 2004-01-15 Roger Sayle <roger@eyesopen.com>
5608 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5610 2004-01-15 Roger Sayle <roger@eyesopen.com>
5612 * harg-reg-set.h (reg_class_names): Prototype global array.
5613 * regclass.c (reg_class_names): Declare here and initialize to
5614 REG_CLASS_NAMES.
5615 (dump_regclass): Remove local declaration of reg_class_names.
5616 (regclass): Likewise.
5617 * cfg.c (dump_flow_info): Likewise.
5618 * ra-debug.c (reg_class_names): Likewise.
5619 * regrename.c (reg_class_names): Likewise.
5620 * reload.c (reg_class_names): Likewise.
5621 * reload1.c (spill_failure): Likewise.
5622 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5624 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5626 * config/s390/s390.md ("reload_outti"): Remove predicate for
5627 output operand. Abort if operand is not a MEM.
5628 ("reload_outdi", "reload_outdf"): Likewise.
5630 2005-01-15 Marc Espie <espie@openbsd.org>
5632 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5633 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5634 * config/openbsd.h: Fix C++ includes for native configurations.
5635 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5636 Add trampoline support.
5637 * config/i386/openbsdelf.h: New.
5639 2005-01-15 Marc Espie <espie@openbsd.org>
5641 * collect2.c (main): Explicitly parse -dynamic-linker option.
5643 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5645 PR tree-optimization/19060
5646 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5647 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5648 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5649 and handle extract_range_from_cond returning false.
5650 * fold-const.c (fold): Optimize comparisons with min/max even for
5651 width > HOST_BITS_PER_WIDE_INT.
5653 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5655 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5656 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5657 Remove little endian multilib variants.
5658 Add mips32 multilib variant.
5660 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5662 * explow.c (copy_all_reg, stabilize): Remove.
5663 * expr.h: Remove the corresponding prototypes.
5665 * rtlanal.c (regs_set_between_p): Remove.
5666 * rtl.h: Remove the corresponding prototype.
5668 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5670 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5671 to rs6000_nonimmediate_operand.
5672 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5673 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5674 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5675 rs6000_nonimmediate_operand.
5676 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5677 rs6000_nonimmediate_operand.
5679 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5681 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5683 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5685 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5686 on e500v2.
5687 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5688 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5690 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5691 (rs6k_nonimmediate_operand): New.
5692 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5693 correctly.
5694 (legitimate_lo_sum_address_p): Same.
5695 (rs6000_legitimize_address): Same.
5696 (rs6000_legitimize_reload_address): Same.
5697 (rs6000_legitimate_address): Same.
5698 (spe_build_register_parallel): Pass DF and DC modes in a DI
5699 register.
5701 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5702 to rs6k_nonimmediate_operand.
5704 * config/rs6000/spe.md ("*frob_df_di"): New.
5705 ("*frob_di_df"): New.
5706 ("*frob_di_df_2"): New.
5707 ("*mov_sidf_e500_subreg0"): New.
5708 ("*mov_sidf_e500_subreg4"): New.
5709 ("*movdf_e500_double"): Change predicate to
5710 rs6k_nonimmediate_operand.
5712 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5714 * postreload.c (move2add_note_store): Only call
5715 trunc_int_for_mode on scalar integers.
5717 2005-01-14 Steven Bosscher <stevenb@suse.de>
5719 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5720 replace BB_VISITED uses.
5721 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5722 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5723 (tree_dce_done): Free visited_control_parents.
5724 (perform_tree_ssa_dce): Allocate and clear it.
5725 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5726 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5727 instead of BB_VISITED.
5729 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5731 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5732 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5733 Remove unused prototypes.
5735 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5737 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5738 64-bit register usage.
5739 (spe_func_has_64bit_regs_p): Add FIXME note.
5741 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5743 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5744 flag_finite_math_only with flag_unsafe_math_optimizations.
5746 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5748 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5749 end-of-stack check.
5750 (__tpf_eh_return): Copy TPF private stack area from the module
5751 boundary stack frame. Add check for when module addresses are
5752 equal, but no stub address is found.
5754 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5756 PR target/7525
5757 * arm.h (struct machine_function): Add call_via field.
5758 (thumb_call_via_label): Declare.
5759 * arm.c (thumb_call_via_label): New variable.
5760 (thumb_call_reg_needed): New variable.
5761 (arm_output_function_epilogue): For Thumb code, output any per-function
5762 call-indirect trampolines.
5763 (thumb_call_via_reg): New function.
5764 (arm_file_end): New function.
5765 (TARGET_ASM_FILE_END): Call arm_file_end.
5766 (aof_file_end): Likewise.
5767 * arm-protos.h (thumb_call_via_reg): Declare.
5768 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5769 thumb_call_via_reg in normal case.
5771 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5773 PR middle-end/19084
5774 PR rtl-optimization/19348
5775 * recog.c (peephole2_optimize): Do global life update if some peephole
5776 decides it doesn't need at least one of its inputs and that change
5777 influences liveness at the start of the basic block.
5779 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5780 arguments instead of 1.
5782 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5784 PR middle-end/18820
5785 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5786 zero for nested functions needing a static chain or functions
5787 with a non-constant address.
5789 2005-01-13 Roger Sayle <roger@eyesopen.com>
5791 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5792 (and (sign_extend X) C) into (zero_extend (and X C)).
5794 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5796 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5798 2005-01-13 Richard Henderson <rth@redhat.com>
5800 PR target/19009
5801 PR target/19250
5802 PR target/19252
5803 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5804 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5805 not just TARGET_SSE.
5806 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5807 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5808 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5809 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5810 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5811 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5812 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5813 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5814 (movdicc_c_rex64): Rename with '*'.
5815 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5816 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5817 (movsfcc_1_387): Rename from movsfcc_1.
5818 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5819 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5820 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5821 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5822 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5823 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5824 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5825 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5826 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5827 sse_movdfcc_const0_4): Remove.
5828 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5829 recognize min/max early. Update for changed sse cmove patterns.
5830 (ix86_split_sse_movcc): New.
5831 * config/i386/i386-protos.h: Update.
5833 2005-01-13 Steven Bosscher <stevenb@suse.de>
5835 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5836 (fix_stmt_v_may_defs): Likewise.
5838 2005-01-13 Richard Henderson <rth@redhat.com>
5840 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5841 for converting the mask.
5843 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5845 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5846 definition to 600.
5848 2005-01-13 Richard Henderson <rth@redhat.com>
5850 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5851 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5852 IX86_BUILTIN_MOVDQ2Q): Remove.
5853 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5854 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5855 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5856 shuffling.
5857 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5858 (sse2_pextrw): Fix immediate constraint.
5859 (sse2_loadq, sse2_loadq_rex64): Remove.
5860 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5861 Use __builtin_ia32_vec_ext_<size>.
5862 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5864 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5866 * function.c (assign_parm_setup_block): Look inside original
5867 entry_parm when inspecting PARALLEL.
5869 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5870 Joel Sherrill <joel@oarcorp.com>
5872 PR target/19399
5873 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5874 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5875 rtems_gxx_recursive_mutex_init.
5876 (__gthread_recursive_mutex_lock): New function.
5877 (__gthread_recursive_mutex_trylock): Likewise.
5878 (__gthread_recursive_mutex_unlock): Likewise.
5880 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5882 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5884 2005-01-13 Jan Beulich <jbeulich@novell.com>
5886 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5887 (ashrti3_internal): Indicate output is early clobber. Generate result
5888 into output rather than first input. Use move for low word of output
5889 if shift count is exactly 64.
5890 (lshrti3_internal): Likewise.
5892 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5894 PR target/18329
5895 PR target/18330
5896 * reload1.c (delete_output_reload): Don't delete an output reload
5897 if the pseudo lives longer than a single basic block. Adjust and
5898 improve wording of comment.
5900 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5902 PR target/19334
5903 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5904 of TYPE_SIZE where we mean the number of bytes.
5906 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5908 * function.c (assign_parm_setup_block): Relax condition on
5909 multi-register optimization.
5911 2005-01-12 Nick Clifton <nickc@redhat.com>
5913 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5914 an "in_delay_slot" attribute of "no" to prevent them being used in
5915 delay slots. This is forbidden because they might generate
5916 exceptions.
5918 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5920 PR target/19389
5921 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5922 with r->Y and Y->r.
5924 2005-01-12 Nick Clifton <nickc@redhat.com>
5926 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5927 passed on to GAS) but do not define, as GAS no longer supports or
5928 needs the -m2000 option.
5930 2005-01-11 Roger Sayle <roger@eyesopen.com>
5932 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5933 type as args of unprototyped builtins aren't automatically promoted.
5934 (fold_builtin_abs): Likewise.
5936 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * Makefile.in: Set a `build-warn' variable.
5940 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5942 PR tree-optimization/17949
5943 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5944 (find_interesting_uses_address): Use it.
5946 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5948 * regrename.c (kill_value): Handle subreg's that won't simplify.
5950 2005-01-11 Richard Henderson <rth@redhat.com>
5952 PR target/13366
5953 * config/i386/i386.h (enum ix86_builtins): Move ...
5954 * config/i386/i386.c: ... here.
5955 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5956 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5957 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5958 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5959 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5960 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5961 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5962 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5963 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5964 IX86_BUILTIN_LOADDDUP): Remove.
5965 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5966 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5967 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5968 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5969 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5970 (ix86_init_builtins): Make static.
5971 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5972 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5973 if all the modes match. Otherwise, fake it.
5974 (get_element_number, ix86_expand_vec_init_builtin,
5975 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5976 (ix86_expand_builtin): Make static. Update for changed builtins.
5977 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5978 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5979 (ix86_expand_vector_init_duplicate): New.
5980 (ix86_expand_vector_init_low_nonzero): New.
5981 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5982 Split out from ix86_expand_vector_init; handle integer modes.
5983 (ix86_expand_vector_init): Use them.
5984 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5985 * config/i386/i386-protos.h: Update.
5986 * config/i386/predicates.md (reg_or_0_operand): New.
5987 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5988 (movv2sf_internal): Likewise. And a splitter to match them all.
5989 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5990 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5991 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5992 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5993 (mmx_pinsrw): Fix operand ordering.
5994 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5995 rather than sse_loadss expander.
5996 (movv2df splitter): Similarly.
5997 (sse_loadss, sse_loadlss): Remove.
5998 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5999 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6000 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6001 (sse3_movddup): Rename with '*'.
6002 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6003 (sse2_loadsd): Remove.
6004 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6005 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6006 (sse2_pinsrw): Fix argument ordering.
6007 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6008 (sse2_stored): Remove 'r' destination.
6009 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6010 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6011 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6012 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6013 vec_extractv16qi, vec_initv16qi): New.
6015 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6016 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6017 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6018 constructor form.
6019 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6020 (_mm_load_si128, _mm_store_si128): Likewise.
6021 (_mm_load1_pd): Use _mm_set1_pd.
6022 (_mm_load_sd): Use _mm_set_sd.
6023 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6024 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6025 (_mm_set_epi64): Use _mm_set_epi64x.
6026 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6027 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6028 _mm_setr_epi8): Use _mm_set_foo form.
6029 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6030 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6031 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6032 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6033 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6034 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6035 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6036 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6037 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6038 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6039 (_mm_movedup_pd): Use _mm_shuffle_pd.
6040 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6041 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6042 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6043 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6044 Use _mm_setzero_ps.
6045 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6046 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6047 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6048 (_mm_store_ps): Use raw dereference.
6049 (_mm_store1_ps): Use _mm_storeu_ps.
6050 (_mm_storer_ps): Use _mm_store_ps.
6051 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6052 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6054 2005-01-11 Stan Shebs <shebs@apple.com>
6056 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6057 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6059 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6061 PR target/18761
6062 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6063 Skip all DECLs except for FIELD_DECLs.
6065 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6067 * config/s390/s390.c (override_options): Return error if
6068 -mbackchain, -mpacked-stack and -mhard-float are used together.
6069 (s390_va_start): Remove the backchain && packed-stack special case.
6070 (s390_gimplify_va_arg): Likewise.
6071 * doc/invoke.texi: Remove the ABI incompatibility note.
6073 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6075 * config/s390/s390.c (struct s390_frame_layout): Remove
6076 save_backchain_p.
6077 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6078 save_backchain_p with TARGET_BACKCHAIN.
6080 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6082 PR target/18916
6083 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6084 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6085 * function.c (locate_and_pad_parm): Set new field.
6086 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6087 Tweak where_pad test to include "none". Always set mem align for
6088 stack_parm.
6089 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6090 not sufficient for type.
6091 (assign_parm_setup_block): If stack_parm is zero on entry, always
6092 make a new stack local. Block move old stack parm if necessary
6093 to new aligned stack local.
6094 (assign_parm_setup_stack): Use a block move to handle
6095 potentially misaligned entry_parm.
6096 (assign_parms_unsplit_complex): Specify required alignment when
6097 creating stack local.
6098 * calls.c (compute_argument_addresses): Override alignment of stack
6099 arg calculated from its type with the alignment given by
6100 FUNCTION_ARG_BOUNDARY.
6101 (store_one_arg): Likewise.
6103 2005-01-11 Jan Beulich <jbeulich@novell.com>
6105 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6106 Change respective itanium_class attribute to ialu.
6107 (shladdp4_internal): New.
6108 * config/ia64/predicates.md (shladd_log2_operand): New.
6110 2005-01-11 Richard Henderson <rth@redhat.com>
6112 * expr.c (store_constructor): Use rtvec_alloc instead of
6113 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6115 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6117 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6119 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6121 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6122 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6123 (TARGET_RWRELOC): Define.
6124 (ia64_rwreloc_section_type_flags): Delete.
6125 (ia64_section_type_flags): New function.
6126 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6127 (TARGET_RWRELOC): Define.
6129 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6131 PR target/18987
6132 * config/ia64/ia64.c (process_set): For alloc insn, only call
6133 process_epilogue is !frame_pointer_needed.
6135 2005-01-10 Roger Sayle <roger@eyesopen.com>
6137 PR c++/19355
6138 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6139 unary operator and can't be treated as a binary/comparison operator.
6141 2005-01-10 Richard Henderson <rth@redhat.com>
6143 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6144 (ix86_return_in_memory): Likewise.
6145 (function_arg_advance): Likewise. Mirror structure in function_arg
6146 for choosing register to advance.
6148 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6150 * tree-vectorizer.c, tree.def: Fix comment typos.
6152 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6154 * config/s390/s390.c (struct processor_costs): 4 new fields:
6155 ddbr, ddr, debr, der.
6156 (s390_rtx_costs): More precise handling of divide instructions.
6158 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6160 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6162 2005-01-10 Jan Beulich <jbeulich@novell.com>
6164 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6165 names resulting from -ffunction-sections/-fdata-sections and linkonce
6166 ones.
6167 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6168 based on the section name. Rearrange the section name comparison logic
6169 slightly so that each section name is compared against at most once.
6171 2005-01-10 Ben Elliston <bje@au.ibm.com>
6173 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6174 targets for which -fPIC reduces limitations on the GOT size.
6176 2005-01-09 Falk Hueffner <falk@debian.org>
6178 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6179 X/C1 cmpop C2.
6181 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6183 PR target/18720
6184 * collect2.c (main): Set aixrtl_flag for -brtl option.
6185 (resolve_lib_name): Search for .so file extension before .a
6186 if aixrtl_flag set.
6188 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6190 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6191 (vect_analyze_data_refs_alignment): Add dump prints.
6193 2005-01-09 Ira Rosen <irar@il.ibm.com>
6195 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6196 expr_invariant_in_loop_p.
6197 Initialize outputs first thing in the function.
6198 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6199 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6200 (vect_analyze_pointer_ref_access): Check that the initial condition of
6201 the access function is loop invariant.
6203 2005-01-09 Richard Henderson <rth@redhat.com>
6205 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6206 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6207 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6208 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6209 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6210 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6211 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6212 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6213 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6214 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6215 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6216 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6217 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6218 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6219 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6220 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6221 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6222 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6223 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6224 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6225 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6226 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6227 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6228 mmx_ prefix.
6229 (mmx_clrdi, pavgusb): Remove.
6230 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6231 with leading sse_ prefix.
6232 * config/i386/sse.md: Receive them.
6233 * config/i386/mmx.md: New file.
6234 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6235 (subrv2sf3): Turn into expander for normal subtraction.
6236 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6237 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6238 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6239 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6240 commutative; use ix86_binary_operator_ok.
6241 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6242 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6243 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6244 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6245 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6246 Macroize from existing patterns; use ix86_binary_operator_ok.
6247 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6248 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6249 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6250 with vec_select+vec_concat.
6251 (mmx_pshufw, mmx_pshufw_1): Likewise.
6252 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6253 (mmx_uavgv4hi3): Model correctly.
6254 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6255 _mm_xor_si64): Remove casts.
6257 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6259 PR tree-optimization/19224
6260 * tree-scalar-evolution.c (get_instantiated_value,
6261 set_instantiated_value): New functions.
6262 (instantiate_parameters_1): Cache the results.
6263 (instantiate_parameters, resolve_mixers): Initialize and free
6264 the cache.
6266 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6268 * config/i386/i386.md (addhi_4): Correct reference in comment.
6269 (addqi_4): Same.
6271 2005-01-08 Richard Henderson <rth@redhat.com>
6273 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6274 (_mm_cvtsi128_si64x): Likewise.
6275 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6276 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6277 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6278 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6279 * config/i386/i386-protos.h: Update.
6280 * config/i386/i386.c (print_operand): Add 'H'.
6281 (ix86_fixup_binary_operands): Split out from ...
6282 (ix86_expand_binary_operator): ... here.
6283 (ix86_fixup_binary_operands_no_copy): New.
6284 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6285 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6286 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6287 (safe_vector_operand): Use CONST0_RTX.
6288 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6289 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6290 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6291 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6292 special cases.
6293 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6294 (IX86_BUILTIN_CMPNGESS): New.
6295 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6296 (attr type): Add sselog1.
6297 (attr unit, attr memory): Handle it.
6298 (movti, movti_internal, movti_rex64): Move near other integer moves.
6299 (movtf, movtf_internal): Move near other fp moves.
6300 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6301 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6302 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6303 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6304 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6305 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6306 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6307 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6308 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6309 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6310 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6311 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6312 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6313 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6314 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6315 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6316 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6317 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6318 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6319 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6320 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6321 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6322 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6323 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6324 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6325 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6326 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6327 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6328 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6329 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6330 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6331 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6332 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6333 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6334 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6335 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6336 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6337 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6338 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6339 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6340 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6341 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6342 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6343 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6344 same time.
6345 (SSEPUSH, push<SSEPUSH>): Remove.
6346 (MMXPUSH, push<MMXPUSH>): Remove.
6347 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6348 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6349 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6350 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6351 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6352 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6353 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6354 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6355 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6356 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6357 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6358 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6359 (ppro_sse_log_V4SF): Handle sselog1.
6360 * config/i386/predicates.md (const_0_to_1_operand): New.
6361 (const_0_to_255_mul_8_operand): New.
6362 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6363 (const_2_to_3_operand, const_4_to_7_operand): New.
6364 * config/i386/sse.md: New file.
6365 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6366 (sse_movups): Rename from sse_movups_1.
6367 (sse_loadlss): Rename from sse_loadss_1.
6368 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6369 from the name.
6370 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6371 (absv4sf2, negv2df, absv2df): New.
6372 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6373 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6374 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6375 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6376 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6377 (sse3_addsubv4sf3): Model correctly.
6378 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6379 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6380 (sse_movhlps): Model with vec_select+vec_concat.
6381 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6382 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6383 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6384 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6385 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6386 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6387 sse2_pshufhw_1): Likewise.
6388 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6389 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6390 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6391 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6392 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6393 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6394 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6395 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6396 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6397 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6398 sminv8hi3): Mark commutative
6399 operands. Use ix86_binary_operator_ok.
6400 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6401 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6402 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6403 sse2_punpcklqdq): Allow operand2 in memory.
6404 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6405 sse2_movsd): Add memory alternatives.
6406 (sse_storelps): Turn expander into an insn; split after reload.
6407 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6408 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6410 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6412 * configure.ac (DWARF-2 debug_line): Use objdump.
6413 * configure: Regenerate.
6415 2005-01-08 Jeff Law <law@redhat.com>
6416 Diego Novillo <dnovillo@redhat.com>
6418 PR tree-optimization/18241
6419 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6420 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6421 statements with volatile operands.
6422 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6423 operands after marking a statement with has_volatile_ops.
6425 2005-01-08 Roger Sayle <roger@eyesopen.com>
6427 * tree.c (int_fits_type_p): Always honor integer constant
6428 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6430 2005-01-08 Roger Sayle <roger@eyesopen.com>
6432 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6433 the latent bug in rtl_delete_block has been resolved.
6435 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6437 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6438 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6440 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6442 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6443 library as @multilib_dir@/$(SHLIB_SONAME).
6445 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6447 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6448 * configure: Regenerate.
6450 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6452 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6453 TYPE_MODE.
6455 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6457 PR target/13674
6458 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6459 Convert non-word aligned offset address using ld/std into
6460 indirect address.
6462 2005-01-07 Richard Henderson <rth@redhat.com>
6464 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6466 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6468 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6470 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6472 PR tree-optimization/19283
6473 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6474 is not shorter than the original type.
6476 PR rtl-optimization/19012
6477 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6479 PR rtl-optimization/18861
6480 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6481 (FULL_STATE): Define.
6482 (mark_tablejump_edge): New function.
6483 (purge_dead_tablejump_edges): New function.
6484 (find_bb_boundaries): Use it.
6486 PR tree-optimization/18828
6487 * builtins.c (expand_builtin_next_arg): Remove argument and all
6488 the argument checking.
6489 (expand_builtin): Adjust caller.
6490 (expand_builtin_va_start): Likewise. Remove error for too many
6491 arguments.
6492 (fold_builtin_next_arg): Issue error for too many arguments.
6493 After checking arguments, replace them with magic arguments that
6494 prevent further checking of the args.
6496 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6498 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6500 2005-01-06 Roger Sayle <roger@eyesopen.com>
6502 PR target/6077
6503 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6504 and %{.S:...} (and their negative variants) to test whether the
6505 input file is assembler or pre-processed-assembler independent of
6506 the actual filename extension.
6508 2005-01-06 Roger Sayle <roger@eyesopen.com>
6510 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6511 of sign or zero extended values.
6513 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6515 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6516 for IBM long double format correctly.
6518 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6520 Fix PR tree-optimization/18792
6522 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6523 to first_loop_depth, and use loop depth instead of loop number.
6524 (build_classic_dir_vector): Ditto.
6525 (compute_data_dependences_for_loop): Use depth, not loop number.
6526 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6527 number. Pass in loops, instead of loop numbers.
6528 (gather_interchange_stats): Ditto.
6529 (linear_transform_loops): Ditto.
6531 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6533 PR rtl-opt/13299
6534 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6535 biv_fits_mode_p, extension_within_bounds_p): New functions.
6536 (check_ext_dependent_givs): Use them.
6538 2005-01-06 Roger Sayle <roger@eyesopen.com>
6540 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6541 more than one barrier, in which case we should delete them all.
6543 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6545 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6547 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6549 Fix PR middle-end/19286
6550 Fix PR debug/19267
6551 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6552 output this subprogram, simply ignore this attempt to do it again.
6553 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6554 origin attribute if it's not possible.
6555 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6556 (decls_for_scope): Ditto.
6557 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6558 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6560 2005-01-05 Richard Henderson <rth@redhat.com>
6562 PR target/11327
6563 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6564 (bdesc_2arg): Use it.
6565 (ix86_expand_binop_builtin): Force operands into registers
6566 when optimizing.
6567 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6568 ix86_expand_sse_compare, ix86_expand_sse_comi,
6569 ix86_expand_builtin): Likewise.
6571 2005-01-05 Richard Henderson <rth@redhat.com>
6573 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6574 and VEC_SELECT.
6575 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6576 (mulv4hi3): Set itanium_class mmmul.
6577 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6578 (fpack): Rename from fpack_sfsf.
6580 2005-01-05 Richard Henderson <rth@redhat.com>
6582 PR rtl-opt/10692
6583 * reload1.c (do_input_reload): Restrict the optimization deleteing
6584 a previous output reload to RELOAD_FOR_INPUT.
6586 2005-01-05 Steven Bosscher <stevenb@suse.de>
6588 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6589 comment that we fall through after case.
6590 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6591 (distribute_links): Likewise.
6592 * cse.c (cse_insn): Likewise.
6593 * cselib.c (cselib_invalidate_mem): Likewise.
6594 * df.c: Update comments at the top of the file.
6595 (read_modify_subreg_p): Update comments here too.
6596 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6597 * flow.c (mark_set_1): Likewise.
6598 (mark_used_regs): Likewise.
6599 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6600 (canon_list_insert): Likewise.
6601 (mark_set): Likewise.
6602 (try_replace_reg): Likewise.
6603 (store_killed_in_insn): Likewise.
6604 * loop.c (count_one_set): Likewise.
6605 (basic_induction_var): Likewise.
6606 * postreload-gcse.c (find_mem_conflicts): Likewise.
6607 * postreload.c (reload_combine_note_store): Likewise.
6608 (move2add_note_store): Likewise.
6609 * reload.c (find_equiv_reg): Likewise.
6610 (mark_referenced_resources): Likewise.
6611 * rtlanal.c (set_noop_p): Likewise.
6612 (note_stores): Likewise.
6613 (note_uses): Likewise.
6614 * sched-deps.c (sched_analyze_1): Likewise.
6615 * sched-rgn.c (check_live_1): Likewise.
6616 (update_live_1): Likewise.
6617 * config/i860/i860.c: Likewise.
6619 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6620 an lvalue.
6621 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6623 * doc/rtl.texi: Update documentation for bit-fields and SET.
6625 2005-01-05 Roger Sayle <roger@eyesopen.com>
6627 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6629 2005-01-05 Jan Hubicka <jh@suse.cz>
6630 Richard Henderson <rth@redhat.com>
6632 PR target/18910
6633 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6634 with an offset.
6636 2005-01-05 Richard Henderson <rth@redhat.com>
6638 PR target/12902
6639 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6640 (sse_shufps): Change operand 3 to const_int_operand.
6641 (sse2_storelps): Fix typo in template.
6642 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6643 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6644 (ix86_expand_builtin): Likewise.
6646 2005-01-05 Julian Brown <julian@codesourcery.com>
6648 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6649 as aggregates for AAPCS ABIs.
6651 2005-01-05 Stan Shebs <shebs@apple.com>
6653 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6654 Mach-O getters if ppc64.
6655 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6656 size argument.
6657 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6658 signed four-byte field for global code case.
6659 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6661 2005-01-05 Roger Sayle <roger@eyesopen.com>
6663 PR middle-end/19100
6664 * c-common.c: Include real.h.
6665 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6666 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6667 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6668 * Makefile.in (c-common.o): Update dependencies.
6670 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6672 * c-parse.in (asm_string): Add trailing semicolon.
6674 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6676 * c-parse.in (asm_string): New. Don't allow wide strings in
6677 'asm'.
6678 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6679 asm_string instead of STRING.
6681 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6683 * c-typeck.c (constructor_no_implicit): Remove.
6684 (set_designator, process_init_element): Don't check
6685 constructor_no_implicit.
6687 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6688 Kaz Kojima <kkojima@gcc.gnu.org>
6690 PR target/16482
6691 * lcm.c (create_pre_exit): New.
6692 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6693 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6695 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6697 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6698 -msoft-float in target_float_switch.
6699 * arm.c (arm_override_options): Fix processing of target_float_switch.
6701 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6703 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6704 preferencing.
6706 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6708 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6709 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6711 2005-01-04 Roger Sayle <roger@eyesopen.com>
6713 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6714 if deleting the then-block allows the test-block to fallthru to the
6715 else-block.
6717 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6719 PR c/19152
6720 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6721 after the full declaration if the are in two different TUs.
6723 2005-01-04 Richard Henderson <rth@redhat.com>
6725 PR tree-opt/19158
6726 * tree-sra.c (generate_one_element_init): Just
6727 call gimplify_and_add.
6728 (generate_element_init): Record the
6729 new referenced variables and mark them for renaming
6730 and split out to ...
6731 (generate_element_init_1): This.
6732 (scalarize_init): Don't call push_gimplify_context/
6733 pop_gimplify_context.
6735 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6737 * toplev.c (get_src_pwd): Handle failure of getpwd().
6739 2005-01-04 Roger Sayle <roger@eyesopen.com>
6741 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6742 of TRUTH_NOT_EXPR.
6743 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6744 all the cases handled by it are inverted by invert_truthvalue.
6746 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6748 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6749 (save_register_windowsi): Likewise.
6751 2005-01-04 Richard Henderson <rth@redhat.com>
6753 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6755 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6757 PR middle-end/17767
6758 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6759 any simplifications of vector mode comparison operators.
6760 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6762 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6763 Devang Patel <dpatel@apple.com>
6765 PR tree-optimization/18308
6766 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6767 the operands before creating a new expression.
6768 * dojump.c (do_jump): Make drop_through_label available
6769 for all cases. Add expansion of COND_EXPR.
6771 2005-01-04 Ira Rosen <irar@il.ibm.com>
6773 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6774 INTEGER_CST instead of TREE_CONSTANT.
6775 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6776 instead of TREE_CONSTANT.
6777 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6778 instead of TREE_CONSTANT.
6780 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6782 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6784 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6786 PR target/19240
6787 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6788 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6790 2005-01-03 Richard Henderson <rth@redhat.com>
6792 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6793 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6794 fold_convert_const_real_from_real): Split out from ...
6795 (fold_convert_const): ... here.
6797 2005-01-03 Richard Henderson <rth@redhat.com>
6799 PR target/19235
6800 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6801 (mov<MMXMODEI>_internal): Likewise.
6802 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6803 Add V2SF case; use it for SSE1; don't use TI.
6804 (movdf_integer): Likewise.
6805 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6807 2005-01-03 Ira Rosen <irar@il.ibm.com>
6809 * tree-vectorizer.c (vect_strip_conversions): New function.
6810 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6811 check for binary class.
6813 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6815 Fix PR debug/17924
6816 Fix PR debug/19191
6817 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6818 is a decl.
6819 * gimple-low.c (mark_blocks_with_used_vars): New function.
6820 (mark_blocks_with_used_subblocks): Ditto.
6821 (mark_used_blocks): Ditto.
6822 (pass_mark_used_blocks): New pass.
6823 * tree-inline.c: Include debug.h.
6824 (expand_call_inline): Call outlining_inline_function here.
6825 * tree-optimize.c (init_tree_optimization_passes): Add
6826 pass_mark_used_blocks.
6827 * tree-pass.h (pass_mark_used_blocks): New.
6828 * Makefile.in (tree-inline.o): Add debug.h dependency.
6830 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6832 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6833 VAR_DECLs to have weak_import attribute.
6835 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6836 'struct ucontext'.
6838 2004-01-03 Steven Bosscher <stevenb@suse.de>
6840 * passes.c (rest_of_compilation): Don't run regmove if only
6841 flag_expensive_optimizations, require flag_regmove instead.
6843 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6845 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6846 register "sparc".
6847 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6848 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6849 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6850 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6852 2005-01-03 Richard Henderson <rth@redhat.com>
6854 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6855 (ia64_const_ok_for_letter_p): New.
6856 (ia64_const_double_ok_for_letter_p): New.
6857 (ia64_extra_constraint): New.
6858 (ia64_expand_vecint_compare): New.
6859 (ia64_expand_vcondu_v2si): New.
6860 (ia64_expand_vecint_cmov): New.
6861 (ia64_expand_vecint_minmax): New.
6862 (ia64_print_operand): Add 'v'.
6863 (ia64_preferred_reload_class): New.
6864 (ia64_vector_mode_supported_p): New.
6865 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6866 (PREFERRED_RELOAD_CLASS): Move to function.
6867 (CONST_OK_FOR_LETTER_P): Move to function.
6868 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6869 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6870 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6871 (EXTRA_CONSTRAINT): Move to function.
6872 * config/ia64/ia64.md: Include vect.md.
6873 (itanium_class): Add mmalua.
6874 (type): Handle it.
6875 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6876 (1b_mmalua): New.
6877 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6878 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6879 CONST0_RTX.
6880 (const_int_2bit_operand): New.
6881 (fr_reg_or_0_operand): New.
6882 * config/ia64/ia64-modes.def: Add vector modes.
6883 * config/ia64/ia64-protos.h: Update.
6884 * config/ia64/vect.md: New file.
6886 2005-01-03 Richard Henderson <rth@redhat.com>
6888 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6890 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6892 PR target/19236
6893 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6894 to SFmode.
6895 (log1pdf2): Change mode of operands[0,1] to DFmode.
6897 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6899 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6900 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6901 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6902 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6903 SPARC_RELAXED_ORDERING.
6905 2005-01-03 Richard Henderson <rth@redhat.com>
6906 Uros Bizjak <uros@kss-loka.si>
6908 PR target/14631
6909 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6910 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6911 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6912 handling.
6913 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6914 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6915 const_pow2_1_to_128_operand): New predicates.
6917 2005-01-02 Greg McGary <greg@mcgary.org>
6919 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6920 anonymous decls.
6921 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6922 object. [ptr_type]: Remove unused variable.
6923 Remember nearest addressable array-element or record-component
6924 when checking bitfield components. Tolerate empty BIND_EXPR.
6926 2005-01-01 Richard Henderson <rth@redhat.com>
6928 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6929 that don't narrow the value. Fail for other conversions.
6931 2005-01-01 Richard Henderson <rth@redhat.com>
6933 PR c/19031
6934 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6935 * c-lang.c (finish_file): Don't do it here.
6936 * objc/objc-act.c (objc_finish_file): Likewise.
6938 * cgraph.c (decl_assembler_name_equal): New.
6939 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6940 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6941 * cgraph.h (struct cgraph_varpool_node): Add next.
6942 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6943 * varasm.c (assemble_alias): Mark the target as needed.
6945 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6947 PR middle-end/19221
6948 * function.c (get_arg_pointer_save_area): Use entry_of_function
6949 instead of get_insns.
6951 2005-01-01 Roger Sayle <roger@eyesopen.com>
6952 Andrew Pinski <pinskia@physics.uc.edu>
6953 James E. Wilson <wilson@specifixinc.com>
6955 PR rtl-optimization/12092
6956 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6957 is zero.
6959 2005-01-01 Roger Sayle <roger@eyesopen.com>
6960 Olivier Hainque <hainque@act-europe.fr>
6962 * tree.c (int_fits_type_p): A narrower type always fits in a
6963 wider one, except for negative values into unsigned types.
6965 2005-01-01 Roger Sayle <roger@eyesopen.com>
6967 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6968 with the original constant rather than require TREE_OVERFLOW.
6970 2005-01-01 Steven Bosscher <stevenb@suse.de>
6972 PR middle-end/17544
6973 * c-decl.c (finish_function): If compiling C99, annotate the
6974 compiler generated return with the current file name and line 0.
6975 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6976 the source line is greater than 0.
6977 (remove_bb): Likewise.
6979 See ChangeLog.12 for earlier changes.