1 2005-03-11 Per Bothner <per@bothner.com>
3 * c-tree.h (struct c_declarator): New id_loc field.
4 * c-pragma.h (c_lex_with_flags): Take position reference.
5 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
6 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7 (c_lex): Pass dummy location to c_lex_with_flags.
8 * c-parser.c (c_lex_one_token): Set c_token's location using
9 c_lex_with_flags, instead of input_location, which might be "ahead".
10 (c_parser_direct_declarator): Set declarator's id_loc from
12 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
13 declarator's id_loc, rather than probably-imprecise input_location.
14 (build_id_declarator): Initialize c_declarator's id_loc field.
16 2005-03-11 Roger Sayle <roger@eyesopen.com>
19 * builtins.c (expand_builtin_signbit): Force the signbit's word
20 into an integer register to avoid SUBREGs of floating point modes.
22 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
24 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
25 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
26 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
27 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
29 2005-03-11 David Edelsohn <edelsohn@gnu.org>
31 PR rtl-optimization/20306
32 * expr.c (emit_move_complex): Set try_int false if mode is
33 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
34 emit_block_move if try_int is true.
36 2005-03-11 Richard Henderson <rth@redhat.com>
39 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
40 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
43 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
45 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
46 (TARGET_FIX_VR4130): New macro.
47 (TARGET_OPTIONS): Add -mfix-vr4130.
48 (ISA_HAS_MACCHI): New macro.
49 (ASM_SPEC): Add -mfix-vr4130.
50 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
51 (override_options): Handle mips_fix_vr4130_string.
52 (mips_avoid_hazards): Clear all_noreorder_p
53 if we're working around VR4130 errata and the macc alternatives
55 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
56 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
57 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
58 (MULTILIB_DEFAULTS): Remove leading "march=".
59 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
60 if no architecture option is given.
61 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
63 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
64 * doc/invoke.texi: Document -mfix-vr4130.
66 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
68 * config/mips/mips.c (override_options): Only warn about -mint64
69 deprecation if TARGET_INT64.
71 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
73 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
74 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
75 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
76 are non-specific regarding the nonnull parameter positions.
77 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
78 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
79 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
80 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
82 * builtins.def: Use the non-specific "nonnull" attibute lists.
84 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
86 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
87 single_pred_edge, single_succ, single_pred): Improve comments.
89 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
91 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
92 single_pred_edge, single_succ, single_pred): New inline functions.
93 * bb-reorder.c (rotate_loop, find_traces_1_round,
94 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
95 duplicate_computed_gotos): Use the single_succ/pred functions.
96 * cfganal.c (forwarder_block_p): Ditto.
97 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
98 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
99 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
100 merge_seq_blocks): Ditto.
101 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
102 * cfglayout.c (fixup_reorder_chain): Ditto.
103 * cfgloop.c (mark_single_exit_loops, update_latch_info,
104 canonicalize_loop_headers, verify_loop_structure): Ditto.
105 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
106 mfb_update_loops, create_preheader, force_single_succ_latches,
107 create_loop_notes): Ditto.
108 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
109 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
110 commit_one_edge_insertion, purge_dead_edges,
111 cfg_layout_can_merge_blocks_p): Ditto.
112 * except.c (sjlj_emit_function_enter): Ditto.
113 * flow.c (init_propagate_block_info): Ditto.
114 * function.c (thread_prologue_and_epilogue_insns): Ditto.
115 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
116 insert_insn_end_bb): Ditto.
117 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
118 find_if_case_2): Ditto.
119 * lambda-code.c (perfect_nestify): Ditto.
120 * lcm.c (optimize_mode_switching): Ditto.
121 * loop-doloop.c (doloop_modify): Ditto.
122 * loop-init.c (loop_optimizer_init): Ditto.
123 * loop-iv.c (simplify_using_initial_values): Ditto.
124 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
125 * loop-unswitch.c (unswitch_loop): Ditto.
126 * modulo-sched.c (generate_prolog_epilog): Ditto.
127 * predict.c (combine_predictions_for_insn, estimate_probability,
128 tree_estimate_probability, last_basic_block_p,
129 estimate_bb_frequencies): Ditto.
130 * profile.c (branch_prob): Ditto.
131 * regrename.c (copyprop_hardreg_forward): Ditto.
132 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
133 * tracer.c (layout_superblocks): Ditto.
134 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
135 cfg_remove_useless_stmts_bb, cleanup_control_flow,
136 cleanup_control_expr_graph, disband_implicit_edges,
137 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
138 tree_verify_flow_info, tree_make_forwarder_block,
139 tree_forwarder_block_p, remove_forwarder_block,
140 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
141 * tree-if-conv.c (tree_if_conversion): Ditto.
142 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
143 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
144 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
145 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
146 copy_loop_headers): Ditto.
147 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
148 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
149 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
150 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
151 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
152 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
153 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
154 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
155 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
156 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
157 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
158 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
159 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
160 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
161 slpeel_add_loop_guard): Ditto.
163 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
165 PR tree-optimization/15784
166 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
169 * stmt.c (expand_case): Don't change index_type. Convert minval
172 PR tree-optimization/20130
173 * fold-const.c (fold): Fold x * -1 into -x.
175 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
177 PR rtl-optimization/20331
178 * rtlanal.c (modified_between_p): Check its address first for MEM.
179 (modified_in_p): Likewise.
181 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
183 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
185 2005-03-10 Steven Bosscher <stevenb@suse.de>
187 * expr.c (expand_expr_real_1): If possible, use a conditional
188 move for expanding MIN_EXPR and MAX_EXPR.
189 Use temp for moving around rtx-en.
191 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
194 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
197 2005-03-10 Roger Sayle <roger@eyesopen.com>
199 * builtins.c (expand_builtin_signbit): Extend to handle floating
200 point modes wider than the largest integer type, using the
201 operand_subword_force function to obtain the signbit's word.
203 2005-03-10 Jakub Jelinek <jakub@redhat.com>
206 * combine.c (try_combine): If recog_for_combine added CLOBBERs
207 to NEWI2PAT, fail to combine if they are used by NEWPAT.
209 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
211 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
213 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
215 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
217 (perform_edge_inserts): Unconditionally call
220 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
222 2005-03-10 Bob Wilson <bob.wilson@acm.org>
224 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
226 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
228 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
230 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
232 (rtl_register_value_prof_hooks,
233 tree_value_profile_transformations,
234 tree_register_value_prof_hooks): Likewise.
235 * var-tracking.c (stack_adjust_offset_pre_post,
236 variable_htab_free, variable_union, dataflow_set_different_2,
237 count_uses, variable_was_changed, set_frame_base_location,
238 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
239 vt_add_function_parameters): Likewise.
240 * varasm.c (named_section_real, named_section, make_decl_rtl,
241 asm_emit_uninitialised, assemble_integer, decode_addr_const,
242 const_hash_1, compare_constant, copy_constant, force_const_mem,
243 output_constant_pool_2, output_constant_pool_1, output_constant,
244 output_constructor, make_decl_one_only, decl_tls_model,
245 default_no_named_section, default_elf_select_section_1,
246 default_unique_section_1): Likewise.
247 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
248 * vmsdbgout.c (addr_const_to_string): Likewise.
251 * function.c (struct assign_parm_data_one): Remove last_named
253 (assign_parm_find_data_types): Don't determine last_named.
254 Reorder named_parm determination.
255 (assign_parms): Only setup varargs on the last non-varadic
258 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
260 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
261 sda base address on medium model.
263 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
265 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
266 * cfgloop.c (flow_loop_nodes_find): Export.
267 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
269 * cfgloopmanip.c (fix_loop_structure): New function.
270 * predict.c (predict_loops): Clean up the loops information.
271 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
272 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
274 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
275 (rewrite_into_loop_closed_ssa): Declaration changed.
276 * tree-loop-linear.c (linear_transform_loops): Add argument to
277 rewrite_into_loop_closed_ssa call.
278 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
279 * tree-ssa-loop-im.c (move_computations): Ditto.
280 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
281 * tree-vectorizer.c (vectorize_loops): Ditto.
282 * tree-optimize.c: Include cfgloop.h.
283 (execute_todo): Choose whether to call cleanup_tree_cfg or
284 cleanup_tree_cfg_loop.
285 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
286 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
287 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
288 cleanup_tree_cfg_loop call.
289 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
290 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
293 2005-03-10 Jakub Jelinek <jakub@redhat.com>
296 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
297 with multiple alternatives.
299 * stmt.c (parse_output_constraint): Fix a typo.
301 2005-03-09 Bob Wilson <bob.wilson@acm.org>
303 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
304 assembly directive instead of deprecated "no-generics".
306 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
308 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
309 for non-offsettable memory references to cope with outstanding reload
311 * config/s390/s390.md ("reload_outti"): Call find_replacement to
312 avoid losing outstanding address reloads.
313 ("reload_outdi", "reload_outdf"): Likewise.
315 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
317 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
318 code. Add more cbrt transformations.
320 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
324 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
326 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
327 NULL_TREE when a given tree is not simplified.
328 (fold): Return the original tree when any of the functions
329 mentioned above NULL_TREE.
331 * fold-const.c (fold_unary, fold_binary): Take decomposed
332 arguments, code, type, op0, and op1 in case of fold_binary.
333 (fold): Update calls to fold_unary and fold_binary.
335 2005-03-09 Roger Sayle <roger@eyesopen.com>
337 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
338 a fndecl and an arglist instead of a CALL_EXPR, exp.
340 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
342 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
344 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
346 * expr.c (expand_assignment): Remove orig_to_rtx.
348 * fold-const.c (int_const_binop): Remove no_overflow.
350 * ifcvt.c (noce_emit_move_insn): Remove inmode.
352 * loop-iv.c (get_biv_step_1): Remove lhs.
354 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
356 * real.c (real_nan): Remove neg.
358 * function.c (thread_prologue_and_epilogue_insns): Remove i
361 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
364 * tree-eh.c (tree_could_trap_p): Remove idx.
366 * tree-into-ssa.c (ann): Remove ann.
368 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
370 * tree-sra.c (decide_block_copy): Remove inst_count.
372 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
374 * tree-ssa-loop-im.c (lhs): Remove.
376 * cfgbuild.c (state, STATE, SET_STATE,
377 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
379 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
380 (find_basic_blocks): Set the state of each basic block to
383 2005-03-08 Jeff Law <law@redhat.com>
385 * tree-cfg.c (cleanup_control_flow): If removal of a computed
386 goto results in the removal of edges in the CFG, then we need
387 to recompute dominators.
389 2005-03-09 Ben Elliston <bje@au.ibm.com>
391 * c-common.c (c_do_switch_warnings): Comment fix.
393 2005-03-08 Julian Brown <julian@codesourcery.com>
395 * Patch from 2005-03-08 reverted for causing regressions and
396 ppc-darwin bootstrap failure.
398 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
400 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
401 Define the real function for ppc-darwin.
402 * c-typeck.c (convert_arguments): Check for target-specific
403 invalid argument call to unprototyped function.
404 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
406 * target.h (invalid_arg_for_unprototyped_fn): New field
408 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
410 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
413 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
415 * c-typeck.c (constructor_stack, constructor_range_stack,
416 initializer_stack): Make them static.
418 * cfg.c (rbi_pool): Make it static.
420 * gimple-low.c (lower_stmt_body): Make it static.
421 * tree-flow.h: Remove the corresponding prototype. Don't
424 * sched-deps.c (cache_size): Make it static.
426 * stor-layout.c (lang_adjust_rli): Make it static.
428 2005-03-08 Julian Brown <julian@codesourcery.com>
430 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
431 from being used for symbols with vague linkage when
432 HAVE_GAS_COMDAT_GROUP is true.
434 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
436 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
437 nlabel == JUMP_LABEL (jump).
439 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
441 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
442 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
443 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
444 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
446 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
449 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
450 * c-common.c (handle_returns_twice): New function.
451 (c_common_attribute_table): Declare eturns_twice' attribute.
452 * doc/extend.texi: Document eturns_twice' attribute.
453 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
454 (struct tree_decl): Add returns_twice_flag.
456 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
458 * tree-ssa-phiopt.c: Fix a comment typo.
460 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
461 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
462 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
465 2005-03-08 Richard Henderson <rth@redhat.com>
467 * config/alpha/alpha.c (code_for_builtin): Replace special-case
468 builtin codes with ctzdi2, clzdi2, popcountdi2.
469 (struct alpha_builtin_def): Add is_const.
470 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
471 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
472 (alpha_init_builtins): Init them. Set nothrow and const attributes
474 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
475 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
476 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
477 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
478 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
479 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
480 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
481 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
482 (TARGET_FOLD_BUILTIN): New.
483 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
484 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
486 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
488 2005-03-08 Ira Rosen <irar@il.ibm.com>
490 PR tree-optimization/20122
491 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
492 condition of access function instead of base.
494 2005-03-07 Jeff Law <law@redhat.com>
495 Steven Bosscher <stevenb@suse.de>
497 * tree-cfg.c (find_taken_edge_computed_goto): New function.
498 (find_taken_edge): Call find_taken_edge_computed_goto as
499 appropriate. Allow any gimple invariant rather than just
501 (cleanup_control_flow): Cleanup a computed goto which has turned
503 (tree_merge_blocks): If block B has any forced labels, move
504 them to the start of block A.
505 * tree-ssa-dom.c (thread_across_edge): Allow threading across
506 computed gotos as well.
507 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
508 removal of unnecessary computed gotos too.
509 (lookup_redirection_data): Fix type of INSERT argument. Callers
512 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
514 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
515 Remove trailing spaces.
517 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
518 unshare_all_trees): Make them static.
519 * tree-gimple.h: Remove the corresponding prototypes.
521 * diagnostic.h: Remove unused prototype
523 * modulo-sched.c: Remove unused prototype
524 set_row_column_for_ps.
526 * tree-ssa-phiopt.c (tree_ssa_phiopt,
527 replace_phi_edge_with_variable): Remove unused variable i.
529 2005-03-07 Per Bothner <per@bothner.com>
531 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
533 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
536 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
537 bbs on the COND_EXPR instead of the PHI_NODEs.
538 (candidate_bb_for_phi_optimization): Remove.
539 (replace_phi_with_stmt): Rename to ...
540 (replace_phi_edge_with_variable): this and change so that we
541 replace the phi argument instead of removing the PHI.
542 (conditional_replacement): Change so we deal with PHI with more
544 (value_replacement): Likewise.
545 (abs_replacement): Likewise.
547 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
549 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
550 output_e500_flip_gt_bit.
552 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
554 (rs6000_generate_compare): Fix logic to look at the correct bits.
555 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
557 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
558 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
559 gen_move_from_CR_gt_bit.
561 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
562 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
563 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
565 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
566 (E500_CR_IOR_COMPARE): New constant.
568 2005-03-08 Earl Chew <earl_chew@agilent.com>
569 David Billinghurst <David.Billinghurst@riotinto.com>
571 * config/i386/host-cygwin.c: New file to support precompiled
573 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
574 * config.host: Use above files for cygwin host.
576 2005-03-07 David Edelsohn <edelsohn@gnu.org>
578 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
579 ordering ops from earlier change.
581 2005-03-07 Per Bothner <per@bothner.com>
583 Various fixes to allow us to again build if --enable-mapped-location:
584 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
585 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
586 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
587 local variable loc. Change logic appropriately.
588 * tree-vect-transform.c (vect_finish_stmt_generation): Use
589 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
590 * c-parser.c (c_parser_for_statement): Initialize loc variable.
591 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
592 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
594 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
596 PR rtl-optimization/19683
597 * reload1.c (choose_reload_regs): Pass the number of bits, not the
598 number of bytes, to smallest_int_for_mode. Fix arguments to
599 REG_CANNOT_CHANGE_MODE_P.
601 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
603 * reorg.c (relax_delay_slots): Check that the jump is
604 conditional before trying to invert it.
606 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
608 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
611 * calls (stack_arg_under_construction): Make it static.
613 * flow.c (regs_live_at_setjmp): Make it static.
614 * flow.h: Remove the corresponding prototype.
616 * reload1.c (reload_startobj, reload_firstobj,
617 something_needs_operands_changed, reload_inherited,
618 reload_inheritance_insn, reload_override_in,
619 reload_spill_index): Make them static.
621 * recog.c (verify_changes): Make it static.
622 * recog.h: Remove the corresponding prototype.
624 * cfgbuild.c (find_sub_basic_blocks): Remove.
625 * basic-block.h: Remove the corresponding prototype.
626 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
628 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
630 * tree-ssa-operands.c (check_build_stmt): Remove.
632 * stor-layout.c (set_alignment): Remove.
633 * tree.h: Remove the corresponding prototype.
635 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
637 * tree-ssa-dce.c (control_dependence_map,
638 visited_control_parents): Make them static.
640 * cfghooks.c (verify_flow_info): Remove local variable
643 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
646 * loop-unswitch.c (unswitch_loop): Remove local variable src.
648 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
650 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
652 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
654 * config/ia64/hpux.h (LINK_SPEC): Add -z.
655 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
656 PARALLEL for an empty structure.
658 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
660 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
662 * fold-const.c (fold_binary): Unroll the very first "for"
665 2005-03-06 David Edelsohn <edelsohn@gnu.org>
667 * config/rs6000/predicates.md (branch_comparison_operator): Remove
668 redundant match_code test.
669 (scc_comparison_operator): Swap match_operand and match_code
671 (branch_positive_comparison_operator): Same.
672 (trap_comparison_operator): Use comparison_operator and swap with
675 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
678 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
679 (out_movhi_r_mr): Read low byte of volatile MEM first.
680 (out_movhi_mr_r): Write high byte of volatile MEM first.
682 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
684 * cselib.c (reg_values, reg_values_size): Make them static.
686 * cse.c (cse_reg_info_table): Make it static.
688 * fold-const.c (fold_unary): Use build1 instead of copy_node.
690 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
692 * cse.c (find_best_addr): Use canon_for_address.
694 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
696 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
697 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
698 SUBREG and MEM, respectively.
700 * fold-const.c (fold_binary): Use code instead of t.
702 * fold-const.c (optimize_minmax_comparison): Take decomposed
703 arguments code, type, op0, and op1 instead of t.
704 (fold_binary): Update a call to optimize_minmax_comparison.
706 * fold-const.c (fold_range_test): Take decomposed arguments
707 code, type, op0, and op1 instead of t.
708 (fold_binary): Update a call to fold_range_test.
710 * fold-const.c (fold_binary_op_with_conditional_arg): Take
711 decomposed arguments code, type, op0, and op1 instead of t.
712 (fold_binary): Update a call to fold_range_test.
714 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
716 * fold-const.c (fold_binary): Avoid directly using the original
717 expression t as much as possible.
719 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
721 * c-semantics.c (build_stmt): Use TYPE_P instead of
722 IS_NON_TYPE_CODE_CLASS.
723 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
724 (NON_TYPE_CHECK): Use TYPE_P instead of
725 IS_NON_TYPE_CODE_CLASS.
727 * fold-const.c (fold): Remove handling of binary expressions.
729 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
731 * doc/c-tree.texi: Wrap comments in @r{}.
732 * doc/cpp.texi: Likewise.
733 * doc/cppinternals.texi: Likewise.
734 * doc/extend.texi: Likewise.
735 * doc/md.texi: Likewise.
736 * doc/objc.texi: Likewise.
737 * doc/sourcebuild.texi: Likewise.
738 * doc/tm.texi: Likewise.
741 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
743 * predict.c (apply_return_prediction): Standardize PHI chain
745 * tree-ssa.c (ssa_redirect_edge): Likewise.
747 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
748 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
751 * tree-phinodes.c (remove_phi_node): Drop the last argument.
752 * tree-flow.h: Adjust the prototype for remove_phi_node.
753 * lambda-code.c (perfect_nestify): Adjust a call to
756 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
757 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
759 * tree-ssa-dce.c (remove_dead_phis): Likewise.
760 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
761 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
762 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
764 * combine.c (simplify_and_const_int): Use gen_int_mode instead
765 of GEN_INT (trunc_int_for_mode (...)).
766 * loop-iv.c (iv_number_of_iterations): Likewise.
767 * postreload.c (reload_cse_move2add): Likewise.
768 * simplify-rtx.c (simplify_const_unary_operation,
769 simplify_const_binary_operation): Likewise.
770 * stor-layout.c (get_mode_bounds): Likewise.
772 * fold-const.c (fold_binary): New.
773 (fold): Call fold_binary on binary expressions.
775 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
777 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
778 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
779 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
780 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
781 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
783 2005-03-04 Devang Patel <dpatel@apple.com>
785 PR tree-optimization/18815
786 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
787 loops with zero exit edges.
789 2005-03-04 Devang Patel <dpatel@apple.com>
791 * doc/invoke.texi: Remove reference to webpage that does not exist.
793 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
794 Joseph S. Myers <joseph@codesourcery.com>
797 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
798 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
799 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
800 * pa.c (get_plabel): Change argument to symbol_ref. Call
801 maybe_get_identifier instead of get_identifier.
802 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
803 (struct deferred_plabel): Replace name field with symbol field.
804 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
805 ASM_OUTPUT_EXTERNAL_REAL is defined.
806 (output_global_address): Use output_addr_const for output of all
808 (output_deferred_plabels): Use symbol_ref instead of name for address
810 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
811 ASM_OUTPUT_SYMBOL_REF): New macros.
812 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
814 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
817 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
819 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
820 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
822 2005-03-04 Jeff Law <law@redhat.com>
824 * basic-block.h (rediscover_loops_after_threading): Declare.
825 * tree-ssa-dom.c: Include cfgloop.h.
826 (tree_ssa_dominator_optimize): Discover loops and some basic
827 properties. Remove forwarder blocks recreated by loop header
828 canonicalization. Also mark backedges in the CFG.
829 * tree-ssa-threadupdate.c: Include cfgloop.h
830 (rediscover_loops_after_threading): Define.
831 (struct local_info): New field, JUMP_THREADED.
832 (prune_undesirable_thread_requests): New function.
833 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
834 then record that fact for the callers of redirct_edges.
835 (thread_block): If BB has incoming backedges, then call
836 prune_undesirable_thraed_requests. Note when we are
837 going to have to rediscover loop information. Return a
838 boolean indicating if any jumps were threaded.
839 (thread_through_all_blocks): Bubble up boolean indicating
840 if any jumps were threaded.
841 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
842 (tree-ssa-threadupdate.o): Similarly.
844 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
846 * fold-const.c (fold_ternary): Unroll the "for" loop to
849 2005-03-04 Andrew Haley <aph@redhat.com>
851 * unwind-dw2-fde-glibc.c (struct
852 unw_eh_callback_data.check_cache): New field.
853 (frame_hdr_cache): New.
854 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
855 Cache frame header info.
857 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
859 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
860 (print_c_condition): Declare.
861 * read-rtl.c (ptr_loc): New structure.
862 (ptr_locs, ptr_loc_obstack, joined_conditions)
863 (joined_conditions_obstack): New variables.
864 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
865 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
866 (join_c_conditions, print_c_condition): New functions.
867 (apply_macro_to_string): Associate the new string with the same
868 source location as the old one.
869 (add_condition_to_string): Use join_c_conditions.
870 (read_string): Use set_rtx_ptr_loc to record a filename and line
871 number for the string.
872 (read_rtx): Initialize the new variables above.
873 * genattrtab.c (write_test_expr, write_attr_value): Use
875 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
876 comment above the GCC_VERSION check.
877 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
878 Inline the definition of MAYBE_EVAL.
879 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
880 * genoutput.c (process_template): Likewise.
881 * genpreds.c (write_predicate_subfunction): Likewise.
882 (write_predicate_expr): Use print_c_condition.
883 * genrecog.c (write_cond): Likewise.
884 * gensupport.c (process_rtx): Use join_c_conditions to join the
885 conditions of a define_insn_and_split. Record a source location
886 for the string after the "&&".
887 (alter_test_for_insn): Use join_c_conditions.
889 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
892 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
893 PR tree-optimization/15784
894 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
897 2005-03-04 Ben Elliston <bje@au.ibm.com>
899 * gcc.c (option_map): Add --coverage.
900 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
901 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
902 * config/darwin.h: Pass -lgcov for `coverage'.
903 * doc/invoke.texi (Debugging Options): Document --coverage.
905 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
907 * gcse.c (bypass_block): Use find_edge wherever possible.
909 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
913 * c-opts.c (c_common_parse_file): Call start_source_file
914 and end_source_file at the approriate times.
916 * dwarf2out.c (dwarf2out_finish): Don't auto-end
917 the main file, it will be done for us now.
919 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
921 * fold-const.c (fold_ternary): New.
922 (fold): Call fold_ternary on ternary expressions. Remove
923 handling of ternary expressions.
925 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
927 PR tree-optimization/15784
928 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
931 2005-03-03 David Edelsohn <edelsohn@gnu.org>
933 * config/rs6000/predicates.md (branch_comparison_operator):
934 Convert from C block to conditional format.
936 2005-03-03 Jan Hubicka <jh@suse.cz>
938 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
939 and non-constant public variables.
941 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
943 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
946 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
949 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
950 calls to release_ssa_name and release_phi_node.
952 * fold-const.c (fold): Remove handling of unary expressions.
954 * fold-const.c (fold_unary): Avoid directly using the original
955 expression t as much as possible.
957 2005-03-03 Roger Sayle <roger@eyesopen.com>
958 Andrew Pinski <pinskia@physics.uc.edu>
960 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
961 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
963 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
965 Describe special registers SRP and MOF as allocatable registers.
966 * config/cris/cris.c (cris_md_asm_clobbers): New function.
967 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
968 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
969 TARGET_HAS_MUL_INSNS.
970 (cris_print_operand) <case 'd'>: New case.
971 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
972 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
974 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
975 (REG_ALLOC_ORDER): Update for MOF.
976 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
978 (GENERAL_REGS): No longer a define of ALL_REGS.
979 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
980 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
982 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
983 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
984 (SECONDARY_RELOAD_CLASS): Define.
985 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
986 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
987 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
988 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
989 (REGISTER_MOVE_COST): Define.
990 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
991 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
992 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
993 (CRIS_MOF_REGNUM): New define_constants.
994 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
996 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
998 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
999 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1000 Adjust for MOF being properly described as a register.
1001 (indir_to_reg_split): Name this split. Conditionalize on the
1002 destination register being a general register.
1003 (movei): Conditionalize on on operands 0 and 1 having the same
1006 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1009 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1010 -mcpu to override any other explicitly given flags.
1012 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1014 * recog.c (verify_changes, confirm_change_group): New functions,
1015 broken out of apply_change_group.
1016 (apply_change_group): Use them.
1017 * recog.h (verify_change, confirm_change_group): Declare.
1018 * rtl.h (redirect_jump_2): Declare.
1019 * jump.c (redirect_exp, invert_exp): Delete.
1020 (invert_exp_1): Take second parameter. Return value. Changed caller.
1021 (redirect_jump_2): New function, broken out of redirect_jump.
1022 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1023 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1024 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1026 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1028 * varasm.c (named_section): Use xstrdup rather than doing it by
1031 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1033 2005-03-02 Devang Patel <dpatel@apple.com>
1035 Undo PR tree-optimization/18815 fix.
1037 2005-03-02 Devang Patel <dpatel@apple.com>
1039 PR tree-optimization/18815
1040 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1041 loops with zero exit edges.
1043 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1045 * cfg.c (connect_src, connect_dest, disconnect_src,
1046 disconnct_dest): New.
1047 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1048 redirect_edge_pred): Use the new functions.
1050 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1051 free_dominance_info only when needed.
1053 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1056 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1057 (reg_or_sub_cint64_operand): Same.
1059 2005-03-02 Jeff Law <law@redhat.com>
1061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1062 CFG_ALTERED in the main DOM iteration loop.
1064 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1067 * varasm.c (initializer_constant_valid_p): Allow conversions
1068 between OFFSET_TYPEs. Tidy.
1070 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1072 * config/cris/cris.md ("return"): Remove epilogue delay list
1075 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1077 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1079 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1081 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1083 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1084 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1085 config/m68k/m68k.c, config/mips/mips.h,
1086 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1087 doc/include/gcc-common.texi: Update copyright.
1089 PR middle-end/18029 and PR middle-end/18030
1090 * expr.c (optimize_bitfield_assignment_op): Add a special case
1091 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1093 * fold-const.c (fold_unary): New.
1094 (fold): Call fold_unary on unary expressions.
1096 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1098 * cgraph.h (struct cgraph_edge): Add prev_caller and
1100 (cgraph_node_remove_callees): Export.
1101 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1103 (cgraph_edge_remove_callee): New function.
1104 (cgraph_edge_remove_caller): Likewise.
1105 (cgraph_remove_edge): Use.
1106 (cgraph_redirect_edge_callee): Likewise.
1107 (cgraph_node_remove_callees): New function.
1108 (cgraph_node_remove_callers): Likewise.
1109 (cgraph_remove_node): Use.
1110 * tree-optimize.c (tree_rest_of_compilation): Use
1111 cgraph_node_remove_callees instead of manual loop.
1112 * cgraphunit.c (cgraph_finalize_function): Likewise.
1113 (cgraph_expand_function): Likewise.
1114 (cgraph_remove_unreachable_nodes): Likewise.
1116 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1119 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1121 * c-decl.c (undeclared_variable): Take location as argument.
1122 * c-typeck.c (build_external_ref): Likewise.
1123 * c-parser.c (c_parser_postfix_expression): Pass location of
1124 identifier to build_external_ref.
1126 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1128 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1129 CCEQ mode for branch_positive_comparison_operator test.
1130 * config/rs6000/predicates (branch_comparison_operator): Revert to
1132 (scc_comparison_operator): Same.
1133 (branch_positive_comparison_operator): Same.
1135 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1137 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1138 (cris_delay_slots_for_epilogue): Remove.
1139 (save_last): Move into cris_target_asm_function_epilogue.
1140 (cris_target_asm_function_epilogue): Remove tests for file being
1142 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1143 (cris_delay_slots_for_epilogue): Remove prototypes.
1144 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1145 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1147 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1149 * config/rs6000/predicates.md (branch_comparison_operator): Change
1150 to define_special_predicate.
1151 (scc_comparison_operator): Same.
1152 (branch_positive_comparison_operator): Same.
1154 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1156 * Makefile.in (tree-ssa-sink.o): New.
1157 (OBJS-common): Add tree-ssa-sink.o.
1158 * common.opt: Add -ftree-sink
1159 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1160 * timevar.def (TV_TREE_SINK): new timevar.
1161 * tree-flow.h (is_hidden_global_store): Prototype.
1162 * tree-optimize.c (init_tree_optimization_passes): Add
1164 * tree-pass.h (pass_sink_code): New.
1165 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1166 for non-obvious global store store to is_hidden_global_store, and
1167 call that new function.
1168 * tree-ssa-sink.c: New file.
1169 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1170 * doc/passes.texi: Document forward store motion.
1171 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1172 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1173 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1174 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1176 2005-03-01 Per Bothner <per@bothner.com>
1178 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1179 and we have a non-zero column-number, add it to the message.
1180 Also factor out the diagnostic_kind_text.
1182 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1184 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1185 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1186 flow_loop_scan): Removed.
1187 (flow_loop_dump): Do not dump removed fields.
1188 (flow_loop_free): Do not free removed fields.
1189 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1190 (loop_exit_edge_p): New function.
1191 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1192 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1193 num_exits, exits_doms.
1194 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1195 LOOP_EDGES, LOOP_ALL): Removed.
1196 (flow_loop_scan): Declaration removed.
1197 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1198 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1200 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1201 (if_convert): Call flow_loops_find and flow_loops_free
1202 when calling mark_loop_exit_edges.
1203 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1204 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1205 free_dominance_info calls.
1206 * loop-init.c (flow_loops_find): Ditto.
1207 * passes.c (rest_of_handle_branch_prob): Ditto.
1208 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1209 * loop-unroll.c (analyze_insns_in_loop): Do not use
1211 * predict.c (predict_loops): Do not call flow_loop_scan.
1212 Use get_loop_exit_edges.
1213 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1214 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1215 Do not use EDGE_LOOP_EXIT.
1216 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1217 to bb_with_exit_edge_p.
1218 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1219 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1220 to bb_with_exit_edge_p.
1221 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1223 * tree-loop-linear.c (linear_transform_loops): Do not call
1224 flow_loop_scan. Use loop->single_exit.
1225 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1226 (vect_analyze_loop_form): Do not call flow_loop_scan.
1227 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1229 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1231 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1232 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1233 slpeel_tree_duplicate_loop_to_edge_cfg,
1234 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1235 Use loop_preheader_edge and loop->single_exit. Do not call
1238 2005-03-01 Nick Clifton <nickc@redhat.com>
1240 * config/arm/arm.c (thumb_find_work_register): Check all of the
1241 argument registers to see if they are free, and a couple of
1242 special cases where the last argument register but can be proved
1243 to be available during the function's prologue.
1244 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1245 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1246 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1248 (thumb_compute_save_reg_mask): Likewise. Also use
1249 thumb_find_work_register() to ensure that there is agreement about
1250 which work register is going to be used in the prologue.
1251 (thumb_output_function_prologue): Use unsigned long as the type
1252 for the register bit-mask. Also delay pushing the link register if
1253 other high registers are going to be pushed.
1254 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1255 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1256 redundant prototypes.
1258 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1261 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1262 and after reload in REG+REG indexed addresses without REG_POINTER
1263 set in the base and not set in the index.
1265 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1267 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1268 Don't undefine here.
1269 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1270 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1271 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1272 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1273 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1275 * config.gcc (sh*-*-linux*): Use config/linux.h.
1277 2005-02-28 Dale Johannesen <dalej@apple.com>
1278 Stan Shebs <shebs@apple.com>
1280 Rewrite of 64-bit Darwin structure-by-value pass/return.
1281 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1282 intoffset, use_stack, named.
1283 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1284 (rs6000_darwin64_record_arg_advance_flush): New.
1285 (rs6000_darwin64_record_arg_advance_recurse): New.
1286 (rs6000_darwin64_record_arg_flush): New.
1287 (rs6000_darwin64_record_arg_recurse): New.
1288 (rs6000_darwin64_record_arg): New.
1289 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1290 (function_arg_boundary): Handle 128-bit aligned structs.
1291 (function_arg_advance): Rewrite darwin64 struct handling.
1292 (function_arg): Call rs6000_darwin64_record_arg.
1293 (function_arg_partial_nregs): Handle darwin64 structs.
1294 (rs6000_darwin64_function_value): Remove.
1295 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1297 2005-02-28 Roger Sayle <roger@eyesopen.com>
1299 PR tree-optimization/20216
1300 * tree-chrec.c (tree_fold_factorial): Delete.
1301 (tree_fold_binomial): Change argument list to take a return type
1302 and change the type of K to unsigned int. Rewrite to avoid explicit
1303 evaluation of factorials, and (recursively) calling fold to perform
1304 compile-time arithmetic. Return NULL on (internal) overflow.
1305 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1306 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1307 if any intermediate calculation overflows.
1308 (chrec_apply): Update call to chrec_evaluate.
1310 2005-02-28 James E Wilson <wilson@specifixinc.com>
1312 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1314 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1317 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1318 instead of NULL_TREE on error.
1320 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1322 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1323 (EASY_VECTOR_15_ADD_SELF): Remove.
1324 (num_insns_constant_wide): Not static.
1325 (validate_condition_mode): Not static.
1326 (toc_relative_expr_p): Not static.
1327 (legitimate_indirect_address_p): Not static.
1328 (macho_lo_sum_memory_operand): Not static.
1329 (invalid_e500_subreg): Not static.
1330 (easy_vector_same): Not static.
1331 (easy_vector_splat_const): Not static.
1332 (RS6000_SYMBOL_REF_TLS_P): Remove.
1333 (any_operand): Delete.
1334 (any_parallel_operand): Delete.
1335 (count_register_operand): Delete.
1336 (altivec_register_operand): Delete.
1337 (xer_operand): Delete.
1338 (s8bit_cint_operand): Delete.
1339 (short_cint_operand): Delete.
1340 (u_short_cint_operand): Delete.
1341 (non_short_cint_operand): Delete.
1342 (exact_log2_cint_operand): Delete.
1343 (gpc_reg_operand): Delete.
1344 (cc_reg_operand): Delete.
1345 (cc_reg_not_cr0_operand): Delete.
1346 (reg_or_short_operand): Delete.
1347 (reg_or_neg_short_operand): Delete.
1348 (reg_or_aligned_short_operand): Delete.
1349 (reg_or_u_short_operand): Delete.
1350 (reg_or_cint_operand): Delete.
1351 (reg_or_arith_cint_operand): Delete.
1352 (reg_or_add_cint64_operand): Delete.
1353 (reg_or_sub_cint64_operand): Delete.
1354 (reg_or_logical_cint_operand): Delete.
1355 (got_operand): Delete.
1356 (got_no_const_operand): Delete.
1357 (easy_fp_constant): Delete.
1358 (easy_vector_constant): Delete.
1359 (easy_vector_constant_add_self): Delete.
1360 (zero_constant): Delete.
1361 (zero_fp_constant): Delete.
1362 (volatile_mem_operand): Delete.
1363 (offsettable_mem_operand): Delete.
1364 (mem_or_easy_const_operand): Delete.
1365 (add_operand): Delete.
1366 (non_add_cint_operand): Delete.
1367 (logical_operand): Delete.
1368 (non_logical_cint_operand): Delete.
1369 (mask_operand): Delete.
1370 (mask_operand_wrap): Delete.
1371 (mask64_operand): Delete.
1372 (mask64_2_operand): Delete.
1373 (and64_operand): Delete.
1374 (and64_2_operand): Delete.
1375 (and_operand): Delete.
1376 (reg_or_mem_operand): Delete.
1377 (lwa_operand): Delete.
1378 (symbol_ref_operand): Delete.
1379 (call_operand): Delete.
1380 (current_file_function_operand): Delete.
1381 (input_operand): Delete.
1382 (rs6000_nonimmediate_operand): Delete.
1383 (rs6000_tls_symbol_ref): Delete.
1384 (save_world_operation): Delete.
1385 (restore_world_operation): Delete.
1386 (load_multiple_operation): Delete.
1387 (store_multiple_operation): Delete.
1388 (vrsave_operation): Delete.
1389 (mfcr_operation): Delete.
1390 (mtcrf_operation): Delete.
1391 (lmw_operation): Delete.
1392 (stmw_operation): Delete.
1393 (branch_comparison_operator): Delete.
1394 (branch_positive_comparison_operator): Delete.
1395 (scc_comparison_operator): Delete.
1396 (trap_comparison_operator): Delete.
1397 (boolean_operator): Delete.
1398 (boolean_or_operator): Delete.
1399 (min_max_operator): Delete.
1400 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1401 (EASY_VECTOR_15): Moved to here.
1402 (EASY_VECTOR_15_ADD_SELF): Move to here.
1403 (PREDICATE_CODES): Delete.
1404 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1405 Declare functions no longer static.
1406 * config/rs6000/predicates.md: New.
1407 * config/rs6000/rs6000.md: Include predicates.md
1409 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1411 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1412 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1414 * cfgrtl.c (need_fake_edge_p): Likewise.
1415 * combine.c (distribute_notes): Likewise.
1416 * emit-rtl.c (try_split): Likewise.
1417 * recog.c (peephole2_opimize): Likewise.
1418 * reg-notes.def (ALWAYS_RETURN): Remove.
1419 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1420 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1421 * tree.h (ECF_ALWAYS_RETURN): Remove.
1423 2005-02-28 Roger Sayle <roger@eyesopen.com>
1426 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1427 between different machine modes is never a "useless" conversion.
1429 2005-02-28 Geert Bosch <bosch@gnat.com>
1432 * doc/contrib.texi: List contributors for Ada front end
1434 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1436 * simplify-rtx.c (simplify_unary_operation_1,
1437 simplify_const_unary_operation): New, extracted from...
1438 (simplify_unary_operation): ... this one.
1439 (simplify_binary_operation_1,
1440 simplify_const_binary_operation): New, extracted from...
1441 (simplify_binary_operation): ... this one.
1442 * rtl.h (simplify_const_unary_operation,
1443 simplify_const_binary_operation): Add prototypes.
1445 2005-02-28 Julian Brown <julian@codesourcery.com>
1447 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1448 building libjava and caused PR regression/20228.
1450 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1453 * Makefile.in (host_subdir): New.
1454 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1455 * configure: Regenerate.
1457 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1459 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1460 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1461 installation directory first.
1463 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1466 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1467 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1468 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1469 * config/cris/cris.md: Tweak comments referring to Q.
1470 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1471 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1472 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1473 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1474 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1475 Insert spaces in constraints to align alternatives vertically for
1477 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1480 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1482 PR rtl-optimization/17728
1483 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1484 operand 0 from general_operand to move_dest_operand.
1486 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1488 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1489 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1490 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1491 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1493 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1495 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1496 * configure: Regenerate.
1497 * libada-mk.in: Remove CC; rename
1498 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1500 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1503 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1504 for the lhs, also walk over the tree. Likewise for rhs.
1506 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1508 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1509 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1510 Do not propagate value of iv before increment over the increment.
1512 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1514 * c-parser.c: New file.
1515 * c-parse.in: Remove.
1516 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1518 (c-parser.o): Add dependencies.
1519 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1520 maintainer-clean, TAGS): Update.
1521 * c-config-lang.in (gtfiles): Update.
1522 * gengtype-lex.l: Don't handle "@@".
1523 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1524 objc_build_synchronized, objc_begin_try_stmt,
1525 objc_begin_catch_clause, objc_finish_catch_clause,
1526 objc_build_finally_clause, objc_finish_try_stmt): New.
1527 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1529 (c_parse_init): Update comment.
1530 * c-decl.c (c_init_decl_processing): Update comment.
1531 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1532 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1533 new c_declspecs members.
1535 2005-02-25 Julian Brown <julian@codesourcery.com>
1537 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1538 from being used for symbols with vague linkage when
1539 HAVE_GAS_COMDAT_GROUP is true.
1541 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1543 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1545 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1548 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1549 (LIBGCC2_HAS_DF_MODE): New.
1550 (LIBGCC2_HAS_XF_MODE): New.
1551 (LIBGCC2_HAS_TF_MODE): New.
1552 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1553 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1554 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1555 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1556 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1557 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1558 and add _fixtfdi, _fixunstfdi, _floatditf
1559 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1560 L_fixunstfdi, L_floatditf.
1561 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1562 (LIBGCC2_HAS_TF_MODE): Define.
1564 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1566 PR tree-optimization/20204
1567 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1568 REWRITE_THIS_STMT markers on PHI nodes.
1569 (rewrite_initialize_block): Likewise.
1571 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1573 * version.c (version_string): Update to 4.1.
1575 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1577 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1578 Clarify that the alternative way doesn't work in GNU C++.
1580 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1582 PR tree-optimization/19937
1583 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1584 to the type of the induction variable.
1586 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1588 PR rtl-optimization/20117
1589 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1590 the block including noncopyable insn.
1592 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1594 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1595 calls to find_reg_note.
1597 2005-02-24 Richard Henderson <rth@redhat.com>
1600 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1603 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1605 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1606 vector types if to use base reg for misaligned non-word ld/std.
1608 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1611 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1612 dwarf2 label manually and put it after, not before the prologue.
1614 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1617 * reload.c (operands_match_p): Only increment register number for
1618 SCALAR_INT_MODE_P modes in multiple hard registers.
1620 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1623 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1625 * ChangeLog.5: Fix log message typo(s).
1626 * ChangeLog.7: Likewise.
1627 * ChangeLog.tree-ssa: Likewise.
1628 * cfgexpand.c: Fix comment typo(s).
1629 * conflict.c: Likewise.
1630 * defaults.h: Likewise.
1631 * dwarf2out.c: Likewise.
1633 * ggc-page.c: Likewise.
1634 * tree-eh.c: Likewise.
1635 * tree-ssa-dom.c: Likewise.
1637 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1640 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1641 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1642 if SHARED is defined.
1645 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1646 allow splitting only if operands 0 and 3 don't overlap.
1648 2005-02-24 Richard Henderson <rth@redhat.com>
1651 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1652 (fold_builtin_1): Call them.
1653 * fold-const.c (fold_complex_mult_parts): Split out from ...
1654 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1655 (fold_complex_div_parts, fold_complex_div): New.
1657 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1659 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1661 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1662 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1664 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1665 (print_node): Likewise.
1666 Print TYPE_SIZES_GIMPLIFIED.
1668 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1670 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1671 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1672 operands as commutative in constraints.
1674 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1676 * tree-into-ssa.c: Re-organize internal functions.
1678 2005-02-24 Richard Henderson <rth@redhat.com>
1681 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1683 * common.opt (fcx-limited-range): New.
1684 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1685 * toplev.c (flag_complex_method): Initialize to 1.
1686 (process_options): Set flag_complex_method to 0 if
1687 flag_cx_limited_range.
1688 * doc/invoke.texi (-fcx-limited-range): New.
1690 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1692 * cse.c (delete_trivially_dead_insns): Speed up by using
1693 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1696 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1698 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1699 functions when -mid-shared-library is being used.
1701 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1703 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1704 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1705 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1706 * system.h: Poison LINK_LIBGCC_SPECIAL.
1708 2005-02-23 James E Wilson <wilson@specifixinc.com>
1710 * gengtype.c (note_insn_name): Make 1 element larger.
1712 2005-02-23 Roger Sayle <roger@eyesopen.com>
1715 PR rtl-optimization/20097
1716 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1717 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1719 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1721 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1722 * t-aix52 (SHLIB_INSTALL): Same.
1724 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1726 * genpreds.c: Update copyright.
1728 2005-02-23 Michael Beach <michaelb@ieee.org>
1731 * config/sparc/t-elf (startup files): Assemble with CPP.
1733 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1735 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1736 (write_predicate_expr): Likewise.
1738 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1740 PR tree-optimization/20100
1741 PR tree-optimization/20115
1742 * tree-optimize.c (init_tree_optimization_passes): Remove
1743 pass_maybe_create_global_var.
1744 * tree-pass.h (pass_maybe_create_global_var): Remove.
1745 * tree-ssa-alias.c (aliases_computed_p): Declare.
1746 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1747 (count_calls_and_maybe_create_global_var): Remove.
1748 (pass_maybe_create_global_var): Remove.
1749 (init_alias_info): Do not declare aliases_computed_p.
1750 (maybe_create_global_var): If the function contains no
1751 call-clobbered variables and a mix of pure/const and regular
1752 function calls, create .GLOBAL_VAR.
1753 Mark all call-clobbered variables for renaming.
1754 (merge_pointed_to_info): Update comment.
1755 (add_pointed_to_var): Likewise.
1756 (is_escape_site): Likewise.
1757 Accept struct alias_info * instead of size_t *.
1759 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1761 * tree-ssa-operands.c (get_call_expr_operands): If
1762 ALIASES_COMPUTED_P is false, do not add call-clobbering
1764 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1765 (delete_tree_ssa): Likewise.
1767 2005-02-22 James E Wilson <wilson@specifixinc.com>
1769 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1770 (do_compile): Do call it here.
1772 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1774 PR rtl-optimization/20017.
1775 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1776 rest_of_handle_cse2, rest_of_handle_gcse): Call
1777 delete_dead_jumptables immediately before calling cleanup_cfg.
1779 2005-02-22 Devang Patel <dpatel@apple.com>
1782 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1785 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1787 * config/rs6000/aix.h (WINT_TYPE): Define.
1789 2005-02-22 Stan Shebs <shebs@apple.com>
1791 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1792 natural alignment for 64-bit Darwin.
1793 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1795 * doc/invoke.texi: Document this.
1797 2005-02-22 DJ Delorie <dj@redhat.com>
1799 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1800 to make_[un]signed_type, not the mode itself.
1802 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1804 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1805 not available. Use tail calls wherever possible.
1806 (make_edge): Call unchecked_make_edge to create an edge.
1808 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1809 (coalesce_ssa_name): Don't check for
1810 SSANORM_USE_COALESCE_LIST.
1811 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1813 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1815 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1816 (rewrite_into_ssa): ... here.
1818 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1820 PR tree-optimization/19786
1821 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1822 tag to another's may-alias bitmap when adding to the other's list.
1824 2005-02-21 DJ Delorie <dj@redhat.com>
1826 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1827 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1828 registers in unsupported ways.
1829 * expmed.c (init_expmed): Likewise.
1831 2005-02-21 Stan Cox <scox@redhat.com>
1833 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1835 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1837 * tree-cfg.c (fold_cond_expr_cond): New.
1838 (make_edges): Call fold_cond_expr_cond.
1839 (find_taken_edge): Accept nothing but INTEGER_CST.
1840 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1842 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1844 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1845 that do not belong to any basic block.
1847 2005-02-21 Jeff Law <law@redhat.com>
1849 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1852 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1854 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1855 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1856 Adjust their definitions.
1857 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1858 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1860 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1861 genautomata.c, langhooks.c, langhooks.h, system.h,
1862 config/arm/lib1funcs.asm: Update copyright.
1864 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1866 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1868 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1871 * doc/install.texi: Document --with-gc.
1873 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1875 * simplify-rtx.c (simplify_unary_operation): Add a missing
1878 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1880 PR tree-optimization/18663
1881 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1882 if the type has variable bounds.
1884 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1886 * gcse.c: Remove an obsolete comment.
1888 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1890 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1892 * doc/extend.texi (Function Attributes) <Attribute const>: The
1893 attribute "pure" is below this text, not above.
1895 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1897 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1898 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1899 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1901 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1904 * langhooks.h (struct lang_hooks): Add to_target_charset.
1905 * langhooks.c (lhd_to_target_charset): New function.
1906 * langhooks-def.h: Declare lhd_to_target_charset.
1907 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1908 (LANG_HOOKS_INITIALIZER): Update.
1909 * c-common.c (c_common_to_target_charset): New function.
1910 * c-common.h: Declare it.
1911 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1912 c_common_to_target_charset.
1914 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1915 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1917 * system.h: Poison them.
1918 * doc/tm.texi: Don't discuss them.
1919 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1920 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1921 (pp_c_char): Do not attempt to generate letter escapes for
1923 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1924 * config/mips/mips.c (mips_output_ascii): Likewise.
1926 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1928 PR tree-optimization/19951
1929 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1932 2005-02-19 Steven Bosscher <stevenb@suse.de>
1935 * function.h (struct function): New field `max_loop_depth'.
1936 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1937 (flow_loops_find): Reset the max loop depth count before finding loops.
1938 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1939 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1940 (calculate_global_regs_live): Make sure the loop will terminate
1941 when the initial sets are not empty.
1943 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1945 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1947 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1949 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1952 * doc/invoke.texi: Remove documentation of %M spec.
1954 (init_spec): Remove %M suffix from -lgcc_s.
1955 (do_spec_1): Remove 'M' case.
1956 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1957 to put shared libraries in the multilib directory. Remove the
1958 shlib_so_soname substitution variable. Don't add a multilib encoding
1959 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1960 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1961 SHLIB_INSTALL as well as SHLIB_LINK.
1962 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1963 (SHLIB_NAME): Delete.
1964 (SHLIB_DIR): New macro.
1965 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1966 (SHLIB_INSTALL): Adjust accordingly.
1967 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1968 * config/t-slibgcc-sld: Likewise.
1969 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1970 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1971 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1973 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1974 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1975 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1976 Use @shlib_base_name@ instead of @shlib_so_name@.
1977 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1978 and @shlib_base_name@.so in @multilib_dir@.
1979 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1980 to the install path.
1981 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1982 (SHLIB_LINK): Remove previous workaround.
1983 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1984 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1985 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1987 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1988 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1989 (SHLIB_INSTALL): Adjust accordingly.
1990 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1991 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1992 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1993 config/t-slibgcc-elf-ver.
1995 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1996 Jakub Jelinek <jakub@redhat.com>
1998 PR tree-optimization/19828
1999 * tree-ssa-loop-im.c: Add a TODO comment.
2000 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2001 without side-effects.
2003 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2005 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2008 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2010 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2011 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2012 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2014 (ia64_reorg): Delete fixup_errata call.
2015 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2016 (TARGET_SWITCHES): Delete -mb-step entry.
2018 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2021 * c-typeck.c (composite_type): Handle quals in transparent unions.
2022 (type_lists_compatible_p): Likewise.
2024 2005-02-18 Stan Shebs <shebs@apple.com>
2026 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2027 expressions in the .literal8 section.
2029 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2031 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2033 2005-02-18 Roger Sayle <roger@eyesopen.com>
2035 * fold-const.c (constant_boolean_node): Always create values of the
2036 specified type, don't bother calling truthvalue_conversion.
2038 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2040 * except.c (output_function_exception_table): Call
2041 assemble_external_libcall (eh_personality_libfunc).
2043 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2046 * config/ia64/ia64.h (struct machine_function): Add state_num.
2047 * config/ia64/ia64.c (process_epilogue,
2048 process_for_unwind_directive): Use new unwind state numbers each
2049 time rather than state 1.
2051 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2054 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2055 before the "*llgt_didi" pattern.
2057 2005-02-18 Jason Merrill <jason@redhat.com>
2059 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2061 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2063 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2064 (div0): Use it in place of ARM_FUNC_ALIAS.
2065 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2067 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2070 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2071 access, the lower bound of the array type if it exists.
2073 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2076 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2077 cases that are out-of-range for the index type.
2079 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2081 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2082 (estimate_case_costs): Don't call convert.
2083 * expmed.c (expand_shift): Likewise.
2084 (make_tree): Call fold_convert instead of convert.
2086 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2089 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2090 that ref to be marked MEM_READONLY_P doesn't have base that needs
2093 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2095 * genautomata.c (output_get_cpu_unit_code_func,
2096 output_cpu_unit_reservation_p): Don't generate old-style function
2099 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2102 PR tree-optimization/20009
2103 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2105 PR tree-optimization/18947
2106 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2107 inline, remove all nodes that are inlined into the extern inline
2110 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2112 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2113 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2114 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2115 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2118 2005-02-17 Roger Sayle <roger@eyesopen.com>
2120 PR tree-optimization/19917
2121 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2122 to be potentially trapping.
2124 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2126 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2128 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2130 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2131 tem becomes a local variable which is set to the value of the
2132 back end defined INITIAL_FRAME_ADDRESS macro.
2133 (expand_builtin_frame_address): Omit the base parameter to
2134 expand_builtin_return_addr.
2135 (expand_builtin_profile_func): Likewise.
2136 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2137 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2138 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2140 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2142 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2143 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2144 * config/frv/frv.c (frv_function_epilogue): Likewise.
2146 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2148 * lambda-code (perfect_nestify): Remove mark/unmark
2150 * tree-loop-linear.c (linear_transform_loops): Add
2151 rewrite_into_ssa call so that ssa is correct for
2152 rewriting into loop closed.
2154 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2156 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2157 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2159 * bt-load.c (btr_def_live_range, combine_btr_defs,
2160 migrate_btr_def, migrate_btr_defs): Likewise.
2161 * cfgcleanup.c (thread_jump): Likewise.
2162 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2163 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2164 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2165 df_rd_local_compute, df_reg_info_compute): Likewise.
2166 * dominance.c (init_dom_info, free_dom_info): Likewise.
2167 * flow.c (init_propagate_block_info,
2168 free_propagate_block_info): Likewise.
2169 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2170 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2171 modify_reg_pav): Likewise.
2172 * loop-invariant.c (find_defs, find_invariant_insn,
2173 find_invariants, free_inv_motion_data): Likewise.
2174 * predict.c (tree_predict_by_opcode,
2175 estimate_bb_frequencies): Likewise.
2176 * stmt.c (expand_case): Likewise.
2177 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2178 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2179 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2180 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2181 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2182 rewrite_ssa_into_ssa): Likewise.
2183 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2184 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2185 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2186 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2187 * tree-sra.c (tree_sra): Likewise.
2188 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2189 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2190 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2191 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2192 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2193 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2195 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2196 calculate_live_on_entry, calculate_live_on_exit,
2197 build_tree_conflict_graph): Likewise.
2198 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2199 record_important_candidates, set_use_iv_cost, find_depends,
2200 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2201 tree_ssa_iv_optimize_finalize): Likewise.
2202 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2203 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2204 tree_duplicate_loop_to_header_edge): Likewise.
2205 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2206 * tree-ssa.c (verify_flow_insensitive_alias_info,
2207 verify_name_tags, verify_ssa, init_tree_ssa,
2208 delete_tree_ssa): Likewise.
2209 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2210 fini_ssanames): Likewise.
2211 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2213 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2215 * config/rs6000/t-rtems: Completely reworked.
2217 2005-02-17 Ira Rosen <irar@il.ibm.com>
2219 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2221 2005-02-17 Ira Rosen <irar@il.ibm.com>
2223 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2224 POINTER_TYPE_P when checking that type is a pointer.
2225 (vect_get_memtag): Remove.
2226 (vect_address_analysis): Use POINTER_TYPE_P. Call
2227 vect_object_analysis with dummy parameter for memtag.
2228 (vect_object_analysis): Extract memtag (functionality that
2229 used to be in vect_get_memtag and moved here). Fix printings.
2230 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2231 with correct parameters. Remove call to vect_get_memtag.
2233 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2235 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2236 (tree-vectorizer.o): Added missing dependencies.
2238 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2240 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2241 declaration in tree-vectorizer.c, now has an extern declaration in
2243 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2244 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2245 get_vectype_for_scalar_type, vect_is_simple_use,
2246 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2247 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2248 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2249 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2250 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2251 find_loop_location): Likewise.
2253 * tree-vectorizer.c (langhooks.h): #include removed.
2254 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2255 moved to tree-vectorized.h.
2256 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2257 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2258 get_vectype_for_scalar_type, vect_is_simple_use,
2259 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2260 vect_supportable_dr_alignment, new_loop_vec_info,
2261 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2262 vect_set_verbosity_level, find_loop_location): Likewise.
2264 (vect_analyze_loop): Function externalized. Declaration moved to
2265 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2266 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2267 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2268 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2269 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2270 vect_enhance_data_refs_alignment, vect_analyze_operations,
2271 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2272 vect_stmt_relevant_p, vect_get_loop_niters,
2273 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2274 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2275 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2276 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2277 vect_get_memtag): Likewise.
2279 (vectorizable_load): Function externalized. Declaration moved to
2280 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2281 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2282 vect_transform_loop): Likewise.
2283 (vect_transform_stmt): Moved to tree-vect-transform.c.
2284 (vect_align_data_ref, vect_create_destination_var,
2285 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2286 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2287 vect_get_vec_def_for_operand, vect_init_vector,
2288 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2289 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2290 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2291 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2292 vect_do_peeling_for_loop_bound): Likewise.
2294 * tree-vect-analyze.c: New file.
2295 * tree-vect-transform.c: New file.
2297 2005-02-17 Jason Merrill <jason@redhat.com>
2299 PR mudflap/19319, c++/19317
2300 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2303 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2305 * doc/install.texi (Specific): Update link for Darwin-specific
2308 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2310 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2311 constant_boolean_node.
2313 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2316 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2317 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2319 2005-02-16 Richard Henderson <rth@redhat.com>
2322 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2324 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2325 replace uses with Wtype_MAXp1_F.
2326 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2327 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2328 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2329 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2330 and HAVE_TFMODE as appropriate.
2331 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2332 (__floatdisf): Likewise.
2333 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2334 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2335 (Wtype_MAXp1_F): New.
2336 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2337 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2339 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2342 * arm.c (arm_apply_result_size): New function.
2343 * arm.h (APPLY_RESULT_SIZE): Define.
2344 * arm-protos.h (arm_apply_result_size): Add prototype.
2345 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2346 (movxf): New expand.
2347 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2348 (call_value_symbol): Remove predicate for operand 0.
2349 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2350 (untyped_call): Rework to correclty return values for any type.
2351 (untyped_return): New expand.
2352 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2354 2005-02-16 Stan Shebs <shebs@apple.com>
2356 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2357 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2359 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2361 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2362 configure settings on Solaris 7 and later.
2364 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2366 PR tree-optimization/19865
2367 * tree-optimize.c (init_tree_optimization_passes): Run
2368 pass_may_alias after pass_sra.
2370 2005-02-16 Richard Henderson <rth@redhat.com>
2371 Stuart Hastings <stuart@apple.com>
2374 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2375 Do nothing if debug info suppressed for this function.
2376 (dbxout_begin_function): Early exit if debug info suppressed for
2379 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2382 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2384 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2386 PR tree-optimization/19967
2387 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2388 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2389 argument TYPE. Adjust calls to fold_builtin_XXX.
2390 (expand_builtin, fold_builtin_1): Adjust calls to
2392 (fold_builtin_strchr, fold_builtin_strpbrk,
2393 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2394 result to a requested type TYPE.
2396 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2399 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2400 (T)x & (T)cst if (T)cst overflows.
2401 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2402 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2404 2005-02-15 Jeff Law <law@redhat.com>
2406 * gcse.c (blocks_with_calls): New bitmap.
2407 (alloc_gcse_mem): Allocate it.
2408 (free_gcse_mem): Free it.
2409 (clear_modifY_mem_tables): Clear it.
2410 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2411 when we encounter CALL_INSNs.
2412 (compute_transp, case MEM): Handle blocks with calls separate
2413 from blocks without calls. Use bitmap iterators rather than
2416 2005-02-15 Peter O'Gorman <peter@pogma.com>
2419 * mklibgcc.in (vis_hide): Use a temporary object file, not
2422 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2425 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2426 access optimization.
2428 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2429 Alan Modra <amodra@bigpond.net.au>
2432 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2433 (_xlqsub): Rename to __gcc_qsub.
2434 (_xlqmul): Rename to __gcc_qmul.
2435 (_xlqdiv): Rename to __gcc_qdiv.
2436 Provide versioned symbol aliases with old names.
2437 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2438 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2439 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2440 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2441 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2443 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2445 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2446 Fold ~(A - 1) and ~(A + -1) to -A.
2448 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2452 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2453 config/pa/pa-host.c:pa_gt_pch_use_address.
2455 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2457 * tree-vn.c (get_value_handle): Make sure that given an
2458 is_gimple_min_invariant expression, we always return it.
2460 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2462 * passes.c (rest_of_handle_gcse): Fix a comment.
2464 2005-02-15 Jeff Law <law@redhat.com>
2466 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2468 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2469 (canon_list_insert, record_last_mem_set_info): Similarly.
2470 (clear_modify_mem_tables): Similarly.
2472 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2474 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2475 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2476 config/mips/mips.md, config/rs6000/aix.h,
2477 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2479 2005-02-15 Richard Henderson <rth@redhat.com>
2481 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2482 call to be best_edge.
2484 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2486 * basic-block.h: Adjust the prototype for find_basic_blocks.
2487 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2488 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2491 * flow.c (recompute_reg_usage): Remove all arguments.
2492 * passes.c (rest_of_compilation): Adjust the call to
2493 recompute_reg_usage.
2494 * rtl.h: Adjust the prototype for recompute_reg_usage.
2496 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2498 * tree-dump.c (dump_files): Update to reflect new member
2500 (dump_register): Add new argument.
2502 (dump_switch_p_1): Check against glob name if doglob was passed.
2503 (dump_switch_p): Check against regular first, then glob if
2504 we didn't have any hits on the dump name.
2505 * tree-optimize.c (register_one_dump_file):
2506 Pass in glob name as well.
2507 * tree-pass.h (struct dump_file_info): Add glob
2510 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2512 PR preprocessor/16323
2513 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2515 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2518 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2519 (trunctfdf2_internal1): New.
2520 (trunctfdf2_internal2): Renamed from trunctfdf2.
2522 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2524 PR tree-optimization/19853
2525 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2527 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2529 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2530 delete_dead_jumptables and cleanup_cfg.
2532 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2534 * reload.c (find_reloads): Swap address_reloaded flags when
2535 swapping commutative operands.
2537 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2539 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2540 Use standard_iv_increment_position for computing the bsi position
2542 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2545 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2548 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2549 life range of hard registers.
2550 * value-prof.c (insn_prefetch_values_to_profile): Only
2553 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2554 profile in libcalls.
2556 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2558 * bitmap.h (bitmap_and_compl_into): Return bool.
2559 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2561 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2563 PR tree-optimization/19944
2564 * fold-const.c (fold): Re-add ABS_EXPR folding.
2566 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2569 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2570 {TARGET,MASK}_XL_COMPAT.
2571 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2573 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2574 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2576 (rs6000_arg_partial_bytes): Same.
2577 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2578 and XL compatibility enabled.
2579 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2580 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2581 test to final condition.
2582 (cmptf_internal2): New.
2583 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2584 xl-compat. Add TFmode information to description.
2586 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2588 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2590 2005-02-13 Jason Merrill <jason@redhat.com>
2593 * fold-const.c (fold_indirect_ref_1): Split out from...
2594 (build_fold_indirect_ref): Here.
2595 (fold_indirect_ref): New fn.
2596 * tree.h: Declare it.
2597 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2598 (gimplify_modify_expr_rhs): Likewise.
2599 (gimplify_expr): Likewise.
2601 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2603 PR tree-optimization/14303
2604 PR tree-optimization/15784
2605 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2606 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2607 ABS_EXPR<x> != 0 to x != 0.
2609 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2611 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2612 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2613 spelling conventions.
2615 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2616 delete_trivially_dead_insns too many times.
2618 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2621 2005-02-12 Ira Rosen <irar@il.ibm.com>
2623 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2624 (vect_is_simple_iv_evolution): Remove redundant parameter
2626 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2627 without last parameter.
2628 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2629 Return pointer step. Call vect_is_simple_iv_evolution without
2630 last parameter. Check only that the step is multiple of size
2631 type. Remove stmt_vinfo updates.
2632 (vect_get_memtag_and_dr): Remove.
2633 (vect_get_memtag): New function.
2634 (vect_address_analysis): New function.
2635 (vect_object_analysis): New function.
2636 (vect_analyze_data_refs): Call vect_object_analysis and
2637 vect_get_memtag. Update stmt_vinfo fields.
2639 2005-02-12 Ira Rosen <irar@il.ibm.com>
2641 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2642 exist and are objects. Remove checks for pointer.
2643 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2644 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2645 (vect_create_data_ref_ptr): Likewise.
2646 (vect_base_addr_differ_p): New function.
2647 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2648 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2649 Don't set the DR_BASE_NAME field of data-ref.
2650 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2652 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2654 * optabs.h (enum optab_index): Add new OTI_ldexp.
2655 (ldexp_optab): Define corresponding macro.
2656 * optabs.c (init_optabs): Initialize ldexp_optab.
2657 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2659 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2661 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2662 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2664 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2665 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2668 2005-02-12 Ira Rosen <irar@il.ibm.com>
2670 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2672 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2674 (vect_get_base_and_offset): Always return an address.
2675 (vect_create_addr_base_for_vector_ref): Remove treatment for
2676 different data reference types.
2677 (vect_compute_data_ref_alignment): Rename base to base_address in
2678 stmt_vec_info. Get the object in order to force its alignment.
2679 (vect_get_memtag_and_dr): Rename base to base_address in
2680 stmt_vec_info. Extract the object for memtag analysis.
2682 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2684 PR regression/19898.
2685 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2686 changes cc_status, use apply modified_in_p to part of cc_status
2687 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2690 2005-02-11 Richard Henderson <rth@redhat.com>
2692 * tree-complex.c (expand_complex_libcall): New.
2693 (expand_complex_multiplication): Use it for c99 compliance.
2694 (expand_complex_division): Likewise.
2695 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2697 * builtins.c (built_in_names): Remove const.
2698 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2700 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2701 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2702 (built_in_names): Remove const.
2703 * c-common.c (c_common_type_for_mode): Handle complex modes.
2704 * flags.h, toplev.c (flag_complex_method): Rename from
2705 flag_complex_divide_method.
2706 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2707 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2708 * libgcc2.h: Declare them.
2709 * libgcc-std.ver: Export them.
2710 * mklibgcc.in (lib2funcs): Build them.
2712 2005-02-11 Steven Bosscher <stevenb@suse.de>
2714 PR tree-optimization/19876
2715 Partially revert my change from 2005-01-14
2716 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2717 (compute_antic): ...and remove the loop here.
2719 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2722 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2723 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2725 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2726 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2728 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2730 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2731 offsets for the big-endian 32-bit case.
2733 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2735 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2737 2005-02-11 Dale Johannesen <dalej@apple.com>
2739 * cselib.c (cselib_process_insn): Clear out regs where
2740 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2741 * reload.c (find_equiv_reg): Ditto.
2743 2005-02-11 Ian Lance Taylor <ian@airs.com>
2745 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2748 * tree.c (build_function_type_list): Work correctly if there are
2751 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2753 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2754 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2755 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2756 TARGET_ZARCH instead of TARGET_64BIT.
2758 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2760 * config/rs6000/t-rtems:
2761 (MULTILIB_OPTIONS): Remove mcpu=602.
2762 (MUTLILIB_DIRNAMES): Remove m602.
2763 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2764 Let mcpu=602 match mcpu=603.
2765 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2767 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2769 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2772 2005-02-10 David Daney <ddaney@avtrex.com>
2774 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2775 * config/i386/linux-unwind.h: Likewise.
2776 * config/ia64/linux-unwind.h: Likewise.
2777 * config/mips/linux-unwind.h: Likewise.
2778 * config/pa/linux-unwind.h: Likewise.
2779 * config/rs6000/linux-unwind.h: Likewise.
2780 * config/s390/linux-unwind.h: Likewise.
2781 * config/sh/linux-unwind.h: Likewise.
2782 * config/sparc/linux-unwind.h: Likewise.
2784 2005-02-10 Steven Bosscher <stevenb@suse.de>
2786 PR tree-optimization/17549
2787 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2788 TER to replace a DEF with its expression if the DEF and the
2789 rhs of the expression we replace into have the same root
2792 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2794 * config/mips/mips.md: Fix the placement of the match_scratch in the
2797 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2799 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2802 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2804 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2805 (strip_offset): Handle addresses.
2806 (add_address_candidates): Use strip_offset.
2807 (difference_cost): Reflect strip_offset change.
2808 (force_var_cost, difference_cost): Strip nops.
2810 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2812 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2814 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2815 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2816 config/cris/cris-protos.h, config/cris/cris.c: Update
2819 2005-02-10 Jeff Law <law@redhat.com>
2821 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2822 (lookup_avail_expr): Similarly.
2824 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2826 * builtins.c (fold_builtin_powi): New function.
2827 (fold_builtin_1): Call it.
2829 2005-02-10 Steven Bosscher <stevenb@suse.de>
2831 PR documentation/19309
2832 * doc/cpp.texi: The __GNUC__ and related predefined macros
2833 are also defined for the "standalone" cpp.
2834 Some non-GCC compilers may also define __GNUC__.
2836 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2839 * c-typeck.c (common_type): New routine. Old common_type renamed
2841 (c_common_type): ...this.
2842 (build_conditional_expr, build_binary_op): Use c_common_type instead
2845 2005-02-10 Steven Bosscher <stevenb@suse.de>
2847 * doc/md.texi: Replace @samp{length} with @code{length}.
2849 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2851 PR tree-optimization/18687
2852 * tree-flow.h (find_loop_niter): Declare.
2853 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2854 Try using scev even for loops with more than one exit.
2855 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2856 (struct ivopts_data): Added niters field.
2857 (struct nfe_cache_elt): New.
2858 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2860 (tree_ssa_iv_optimize_init): Initialize niters cache.
2861 (determine_number_of_iterations): Removed.
2862 (find_induction_variables): Do not call determine_number_of_iterations.
2863 Access niters for single exit through niter_for_single_dom_exit.
2864 (add_iv_outer_candidates): Access niters for single exit through
2865 niter_for_single_dom_exit.
2866 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2867 number_of_iterations_cond.
2868 (iv_period): New function.
2869 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2870 (may_replace_final_value): Take data argument. Use
2871 niter_for_single_dom_exit.
2872 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2873 (rewrite_use_compare): Pass data to may_eliminate_iv.
2874 (rewrite_use_outer): Pass data to may_replace_final_value.
2875 (free_loop_data): Clean up the niters cache.
2876 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2877 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2878 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2879 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2880 (num_ending_zeros): Moved to tree.c.
2881 * tree.h (num_ending_zeros): Declare.
2882 * tree.c (num_ending_zeros): Moved from tree.c.
2884 2005-02-09 Richard Henderson <rth@redhat.com>
2886 * builtins.c (DEF_BUILTIN): Add COND argument.
2887 * tree.h (DEF_BUILTIN): Likewise.
2888 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2889 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2891 (DEF_BUILTIN_STUB): New.
2892 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2893 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2894 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2895 * c-common.c (DEF_BUILTIN): Add COND argument.
2896 * tree.c (local_define_builtin): New.
2897 (build_common_builtin_nodes): New.
2899 2005-02-09 Roger Sayle <roger@eyesopen.com>
2901 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2902 floating point expression ignoring the sign of the result.
2903 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2904 (fold) <MULT_EXPR>: Use it to simplify x*x.
2905 * tree.h (fold_strip_sign_ops): Prototype here.
2906 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2907 argument. Use fold_strip_sign_ops to simplify the first argument.
2908 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2909 first argument when the second argument is an even integer
2910 constant, but only with -funsafe_math_optimizations.
2911 (fold_builtin_1): Update call to fold_builtin_copysign.
2913 2005-02-09 Ian Lance Taylor <ian@airs.com>
2916 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2917 just check whether EH_FILTER_FAILURE falls through.
2919 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2921 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2922 insns return to ready list in the next turn.
2924 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2927 * builtins.def: New __builtin_powi[lf].
2928 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2929 (expand_builtin_powi): New function.
2930 (expand_builtin): Dispatch to expand_builtin_powi.
2931 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2932 * libgcc2.c: Add __builtin_powi[lf] implementation.
2933 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2934 * optabs.h: Add powi_optab.
2935 * optabs.c (init_optabs): Initialize powi_optab.
2936 * doc/extend.texi: Document __builtin_powi[lf].
2938 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2940 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2943 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2946 * fold-const.c (try_move_mult_to_index): Remove redundant
2947 type argument. Create ADDR_EXPR with correct type.
2948 (fold): Update callers of try_move_mult_to_index. Convert
2949 result to the appropriate type.
2951 2005-02-09 Roger Sayle <roger@eyesopen.com>
2954 * config/avr/avr.c (default_rtx_costs): Delete.
2955 (avr_operand_rtx_cost): New function.
2956 (avr_rtx_costs): Completely rewrite.
2958 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2961 * config/cris/cris.c (in_code): New variable.
2962 (cris_output_addr_const): Now a static function, a wrapper for
2964 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2965 case from old cris_output_addr_const.
2966 (cris_asm_output_label_ref): Similar for LABEL_REF.
2967 (cris_output_addr_const_extra): Similar for UNSPEC.
2968 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2969 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2970 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2972 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2973 (cris_asm_output_label_ref): Declare.
2975 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2977 PR preprocessor/19801
2978 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2979 filenames that changed when libcpp was moved to the toplevel.
2981 2005-02-07 Roger Sayle <roger@eyesopen.com>
2983 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2984 zero extensions of BImode operands. Call lowpart_subreg instead
2985 of gen_lowpart_common and gen_lowpart_SUBREG.
2987 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2990 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2991 * configure.ac: Set cc_for_cross_gnattools.
2992 * configure: Regenerate.
2994 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2997 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2999 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3002 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3003 of nested functions.
3005 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3007 * doc/extend.texi: Document deprecated extensions allowing
3008 static floating-point members to have initializers and allowing
3009 floating-point literals in integral constant expressions.
3011 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3013 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3014 config/darwin7.h, config/mips/mips.c,
3015 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3018 * cse.c: Update comments.
3020 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3023 * builtins.c (fold_builtin_sqrt): Transform
3024 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3027 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3028 Dorit Naishlos <dorit@il.ibm.com>
3030 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3031 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3032 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3034 * tree.h (vect_set_verbosity_level): New extern function declaration
3036 * tree-vectorizer.h (verbosity_levels): New enum type.
3037 * tree-vectorizer.c (vect_debug_stats): Function removed.
3038 (vect_debug_details): Likewise.
3039 (vect_verbosity_level): Global variable was defined and initialized.
3040 (vect_dump): Global variable definition.
3041 (vect_print_dump_info): New function.
3042 (vect_set_dump_settings): New function.
3043 (vect_set_verbosity_level): New function.
3044 (vectorize_loops): Add call to vect_set_dump_settings.
3046 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3047 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3048 (slpeel_tree_peel_loop_to_edge): Likewise.
3050 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3051 appropriate verbosity level instead of call to vect_debug_details
3052 or vect_debug_stats.
3053 (vect_get_base_and_offset):
3054 (vect_create_addr_base_for_vector_ref):
3055 (get_vectype_for_scalar_type):
3056 (vect_create_data_ref_ptr):
3058 (vect_get_vec_def_for_operand):
3059 (vect_finish_stmt_generation):
3060 (vectorizable_assignment):
3061 (vectorizable_operation):
3062 (vectorizable_store):
3063 (vectorizable_load):
3064 (vect_transform_stmt):
3065 (vect_update_ivs_after_vectorizer):
3066 (vect_do_peeling_for_loop_bound):
3067 (vect_update_inits_of_drs):
3068 (vect_do_peeling_for_alignment):
3069 (vect_transform_loop):
3070 (vect_is_simple_use):
3071 (vect_analyze_operations):
3072 (vect_is_simple_iv_evolution):
3073 (vect_analyze_scalar_cycles):
3074 (vect_analyze_data_ref_dependence):
3075 (vect_analyze_data_ref_dependences):
3076 (vect_compute_data_ref_alignment):
3077 (vect_enhance_data_refs_alignment):
3078 (vect_analyze_data_refs_alignment):
3079 (vect_analyze_data_ref_access):
3080 (vect_analyze_data_ref_accesses):
3081 (vect_analyze_pointer_ref_access):
3082 (vect_get_memtag_and_dr):
3083 (vect_analyze_data_refs):
3084 (vect_mark_relevant):
3085 (vect_stmt_relevant_p):
3086 (vect_mark_stmts_to_be_vectorized):
3087 (vect_can_advance_ivs_p):
3088 (vect_get_loop_niters):
3089 (vect_analyze_loop_form):
3090 (vect_analyze_loop):
3091 (vectorize_loops): Likewise.
3093 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3094 (vect_update_inits_of_drs):
3095 (vect_do_peeling_for_alignment):
3096 (vect_transform_loop):
3097 (vect_analyze_operations):
3098 (vect_analyze_scalar_cycles):
3099 (vect_analyze_data_ref_dependences):
3100 (vect_analyze_data_refs_alignment):
3101 (vect_analyze_data_ref_accesses):
3102 (vect_analyze_data_refs):
3103 (vect_mark_stmts_to_be_vectorized):
3104 (vect_get_loop_niters):
3105 (vect_analyze_loop_form):
3106 (vect_analyze_loop): Likewise.
3107 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3109 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3113 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3114 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3115 either -ffast-math or -funsafe-math-optimizations is in use.
3117 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3118 * config/mips/irix-csr.c: New file.
3119 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3120 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3121 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3124 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3126 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3127 redundant, incorrect definitions.
3129 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3131 ("*tls_indirect_call"): New, reference hard regs directly.
3132 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3134 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3136 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3137 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3139 2005-02-06 Roger Sayle <roger@eyesopen.com>
3141 PR rtl-optimization/19800
3142 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3143 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3146 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3148 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3150 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3153 * doc/invoke.texi: Correct documentation of -freorder-functions.
3155 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3158 * doc/invoke.texi: Don't mention gccbug.
3160 2005-02-06 Roger Sayle <roger@eyesopen.com>
3161 Andrew Pinski <pinskia@physics.uc.edu>
3162 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3164 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3165 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3166 into just (zero_extract:SI FOO (const_int 1) BAR).
3168 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3170 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3171 macro locally. Don't give last revision date. Use GCC version
3172 number from gcc-common.texi.
3173 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3174 revision date. Use GCC version number from gcc-common.texi.
3175 Describe being a library as current state rather than as 3.x
3177 * doc/gcc.texi: Remove last update date.
3178 * doc/gccint.texi: Likewise. Update copyright dates.
3179 * doc/install.texi: Update copyright dates.
3181 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3184 * doc/invoke.texi: Mention for each option included in -Wall that
3185 it is included in -Wall.
3186 * doc/gcc.texi: Update copyright and last modification date.
3188 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3190 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3191 unnecessary cast to original induction variable increments.
3193 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3195 PR tree-optimization/18219
3196 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3197 in distributed form.
3199 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3201 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3202 Set bitpos and offset later in the function. Do nothing if the
3203 target is a register and if the bitfield lies completely outside
3205 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3206 here. Return an uninitialised register if the source value is stored
3207 in a register and the bitfield lies completely outside that register.
3209 2005-02-06 Steven Bosscher <stevenb@suse.de>
3211 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3214 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3216 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3218 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3220 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3221 * config/darwin8.h: New.
3222 * config/darwin7.h: Update comment.
3224 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3225 Dorit Naishlos <dorit@il.ibm.com>
3227 * tree-vectorizer.h (LOC): New type.
3228 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3229 (loop_line_number): New field in struct _loop_vec_info.
3230 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3232 * tree-vectorizer.c (input.h): Included.
3233 (find_loop_location): New function.
3234 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3235 loop line number removed.
3236 (vect_debug_details): Likewise.
3237 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3239 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3240 call to vect_debug_details/stats changed from loop to loop_loc.
3241 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3242 (slpeel_tree_peel_loop_to_edge): Likewise.
3244 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3245 changed from NULL to UNKNOWN_LOC.
3246 (vect_get_base_and_offset):
3247 (vect_create_addr_base_for_vector_ref):
3248 (get_vectype_for_scalar_type):
3249 (vect_create_data_ref_ptr):
3251 (vect_get_vec_def_for_operand):
3252 (vect_finish_stmt_generation):
3253 (vectorizable_assignment):
3254 (vectorizable_operation):
3255 (vectorizable_store):
3256 (vectorizable_load):
3257 (vect_transform_stmt):
3258 (vect_update_ivs_after_vectorizer):
3259 (vect_do_peeling_for_loop_bound):
3260 (vect_do_peeling_for_alignment):
3261 (vect_transform_loop):
3262 (vect_is_simple_use):
3263 (vect_analyze_operations):
3264 (vect_is_simple_iv_evolution):
3265 (vect_analyze_scalar_cycles):
3266 (vect_analyze_data_ref_dependences):
3267 (vect_compute_data_ref_alignment):
3268 (vect_enhance_data_refs_alignment):
3269 (vect_analyze_data_ref_access):
3270 (vect_analyze_data_ref_accesses):
3271 (vect_analyze_pointer_ref_access):
3272 (vect_get_memtag_and_dr):
3273 (vect_analyze_data_refs):
3274 (vect_mark_relevant):
3275 (vect_stmt_relevant_p):
3276 (vect_mark_stmts_to_be_vectorized):
3277 (vect_can_advance_ivs_p):
3278 (vect_get_loop_niters):
3279 (vect_analyze_loop):
3280 (vectorize_loops): Likewise.
3282 (vectorizable_load): Argument in call to vect_debug_details/stats
3283 changed from loop to LOOP_LOC (loop_vinfo).
3284 (vect_transform_loop):
3285 (vect_analyze_operations):
3286 (vect_analyze_scalar_cycles):
3287 (vect_analyze_data_ref_dependence):
3288 (vect_enhance_data_refs_alignment):
3289 (vect_analyze_data_ref_accesses):
3290 (vect_analyze_pointer_ref_access):
3291 (vect_analyze_data_refs):
3292 (vect_analyze_loop): Likewise.
3294 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3295 changed from loop to loop_loc.
3297 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3299 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3300 Dorit Naishlos <dorit@il.ibm.com>
3302 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3304 (vect_analyze_data_ref_dependences): Likewise.
3306 (vect_is_simple_use): Argument changed from loop structure to
3307 loop_vect_info structure.
3308 (vect_can_advance_ivs_p): Likewise.
3309 (vect_create_index_for_vector_ref): Likewise.
3310 (vect_update_ivs_after_vectorizer): Likewise.
3311 (new_stmt_vec_info): Likewise.
3313 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3314 changed from loop to loop_vinfo.
3315 (vect_create_data_ref_ptr): First argument in call to
3316 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3317 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3318 was changed from loop to loop_vinfo.
3319 (vectorizable_operation): Likewise.
3320 (vectorizable_store): Likewise.
3321 (vect_mark_stmts_to_be_vectorized): Likewise.
3322 (vect_do_peeling_for_loop_bound): First argument in call to
3323 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3324 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3325 was changed from loop to loop_vinfo.
3326 (vect_analyze_data_ref_dependences): Third argument in call to
3327 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3329 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3330 (vect_create_data_ref_ptr): Likewise.
3331 (vect_init_vector): Likewise.
3332 (vect_get_vec_def_for_operand): Likewise.
3333 (vectorizable_assignment): Likewise.
3334 (vectorizable_operation): Likewise.
3335 (vectorizable_store): Likewise.
3336 (vectorizable_load): Likewise.
3337 (vect_update_ivs_after_vectorizer): Likewise.
3338 (vect_is_simple_use): Likewise.
3339 (vect_analyze_data_ref_dependence): Likewise.
3340 (vect_analyze_pointer_ref_access): Likewise.
3341 (vect_can_advance_ivs_p): Likewise.
3343 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3344 before _stmt_vec_info.
3345 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3346 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3347 (new_stmt_vec_info): Argument changed from loop structure to
3348 loop_vect_info structure
3350 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3351 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3352 (vect_create_addr_base_for_vector_ref): Likewise.
3353 (vect_analyze_pointer_ref_access): Likewise.
3355 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3358 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3359 phi flag if the phi is abnormal.
3361 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3364 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3365 information for the new statement.
3367 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3370 * gcc.c (main): Include the target in -v output.
3372 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3374 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3375 Do not drop the extend if we'd have to add a paradoxical subreg
3376 later. Include optabs.h and insn-codes.h.
3377 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3379 2005-02-02 Roger Sayle <roger@eyesopen.com>
3382 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3383 * fold-const.c (const_binop): Avoid constant folding floating
3384 point operations in modes that use composite representations.
3385 * simplify-rtx.c (simplify_binary_operation): Likewise.
3387 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3389 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3391 (altivec_dstt): Likewise.
3392 (altivec_dstst): Likewise.
3393 (altivec_dststt): Likewise.
3394 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3397 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3399 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3400 EXPR_LOCUS from orig_cond to the new cond_stmt.
3401 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3404 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3406 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3407 standard_iv_increment_position. Remove call to bsi_next
3408 (no need to bump the iterator anymore).
3409 (vect_create_index_for_vector_ref): Call
3410 standard_iv_increment_position. Remove second function argument.
3411 (vect_finish_stmt_generation): Remove call to bsi_next
3412 (no need to bump the iterator anymore).
3413 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3414 to vect_create_index_for_vector_ref.
3416 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3418 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3419 phis are used out of the loop.
3421 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3424 * c-decl.c (undef_nested_function): New variable.
3425 (pop_scope): Diagnose undefined nested functions.
3426 (finish_function): Don't attempt cgraph processing or genericizing
3427 if current top-level function contained an undefined nested
3428 function. Reset undef_nested_function at the end of a top-level
3431 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3433 * tree.c (build_int_cst_type): Take sign of the value into account
3434 when deciding whether sign extend the value.
3436 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3439 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3440 (cpp_options, cc1_options): Change %{std*&ansi} to
3441 %{std*&ansi&trigraphs}.
3443 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3445 * cse.c: Update comments.
3447 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3449 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3450 arguments go on the stack. Do not put complex doubles in odd/even
3453 2005-02-02 Steven Bosscher <stevenb@suse.de>
3455 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3456 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3457 -ftree-pre, and -fthread-jumps.
3459 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3461 PR tree-optimization/19578
3462 * tree-flow.h (modified_noreturn_calls): Declare.
3463 (noreturn_call_p): Declare.
3464 * tree-flow-inline.h (noreturn_call_p): New function.
3465 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3466 * tree-cfg.c (modified_noreturn_calls): New variable.
3467 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3468 that contain a mid-block noreturn call.
3469 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3471 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3473 * df.c (df_def_record_1, df_uses_record): Don't use
3475 * df.h (DF_FOR_REGALLOC): Remove.
3477 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3480 * c-typeck.c (really_start_incremental_init): Reset
3481 constructor_max_index for arrays of incomplete type.
3483 2005-02-02 Jeff Law <law@redhat.com>
3485 * gcse.c (struct reg_set): Store the block index where the register
3486 was set rather than the setting insn.
3487 (record_one_set, compute_transp): Corresponding changes.
3488 (pre_insert_copy_insn): Do not call replace_one_set.
3489 (replace_one_set): Remove.
3491 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3494 * doc/gcov.texi: Fix typo.
3496 2005-02-01 Richard Henderson <rth@redhat.com
3499 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3500 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3502 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3503 * config/i386/i386-protos.h: Update.
3505 2005-02-01 Steven Bosscher <stevenb@suse.de>
3507 PR tree-optimization/19217
3508 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3509 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3510 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3511 that it is walking a PHI node.
3513 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3515 * doc/extend.texi (Nested Functions): Update.
3517 2005-02-01 Richard Henderson <rth@redhat.com>
3520 * optabs.c (expand_copysign_absneg): Export.
3521 * optabs.h (expand_copysign_absneg): Declare.
3522 * config/rs6000/rs6000.md (copysigntf3): New.
3524 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3526 PR tree-optimization/19633
3527 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3528 * tree-ssa-alias.c (init_alias_info): Initialize.
3529 (merge_pointed_to_info): Set.
3530 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3531 (dump_points_to_info_for): Show value of pt_null.
3532 (struct count_ptr_d): Declare.
3533 (find_ptr_dereference): Remove.
3534 (ptr_is_dereferenced_by): Remove.
3535 (count_ptr_derefs): New local function.
3536 (count_uses_and_derefs): New local function.
3537 (compute_points_to_and_addr_escape): Call it. If the number
3538 of dereferences is greater than zero, mark the pointer as
3539 dereferenced. If there are fewer dereferences than uses of
3540 the pointer, the pointer's value escapes.
3542 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3544 PR tree-optimization/19670
3545 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3547 (verify_use): ... set it here, instead.
3549 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3551 * doc/sourcebuild.texi (Test directives): Fix formatting.
3553 * doc/sourcebuild.texi (Test directives): Describe selector
3556 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3558 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3559 specific 64-bit CPUs.
3561 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3564 * arm.c (arm_eliminable_register): New function.
3565 (adjacent_mem_locations): Don't allow eliminable registers. Use
3566 HOST_WIDE_INT for address offsets.
3567 * arm-protos.h (arm_eliminable_register): Add prototype.
3569 2005-02-01 Steven Bosscher <stevenb@suse.de>
3571 PR optimization/15242
3572 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3573 * basic-block.h (duplicate_computed_gotos): Add prototype.
3574 * bb-reorder.c (duplicate_computed_gotos): New function to
3575 duplicate sufficiently small blocks ending in a computed jump.
3576 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3577 if not optimizing for size.
3578 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3579 never do tail merging for blocks ending in a computed jump.
3580 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3582 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3584 Patch from Richard Sandiford <rsandifo@redhat.com>
3585 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3586 from inheriting a subreg equivalence with a non-spill register.
3588 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3590 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3592 * config/frv/frv.c (movcc_fp_destination_operand): New.
3593 (gpr_or_memory_operand): Fix typo in comment.
3594 (gpr_or_memory_operand_with_scratch): New.
3595 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3596 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3597 movcc_fp_destination_operand.
3598 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3599 Legitimize memory addresses using a scratch register.
3601 2005-01-31 Jeff Law <law@redhat.com>
3603 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3604 bitmap a sparse bitmap instead of a simple bitmap.
3605 (mark_def_sites_initialize_block): Corresponding changes.
3606 (ssa_mark_def_sites_initialize_block): Likewise.
3607 (ssa_mark_phi_uses): Likewise.
3608 (mark_def_site, ssa_mark_def_sites): Likewise.
3609 (mark_def_site_blocks): Likewise.
3610 (rewrite_ssa_into_ssa): Likewise.
3612 * tree-ssa-dom.c (record_cond): Pass correct variable type
3613 for last argument to htab_find_slot_with_hash.
3615 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3616 effects when optimizing 0 % X. Do not try to optimize X % 0.
3618 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3620 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3623 2005-02-01 Eric Christopher <echristo@redhat.com>
3625 * config/mips/mips.c (override_options): Warn if -mint64
3627 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3630 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3632 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3634 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3635 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3636 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3637 (cached_regno): Initialize to INVALID_REGNUM.
3638 (cse_reg_info_table_size,
3639 cse_reg_info_table_first_uninitialized,
3640 cse_reg_info_timestamp): New.
3641 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3643 (init_cse_reg_info, get_cse_reg_info_1): New.
3644 (get_cse_reg_info): Cache the last look-up.
3645 (new_basic_block): Update the code to clear mappings from
3646 registers to cse_reg_info entries.
3647 (cse_main): Call init_cse_reg_info.
3649 * cse.c (get_cse_reg_info): Update a comment.
3651 2005-01-31 Steven Bosscher <stevenb@suse.de>
3654 * c-decl.c (start_decl): Do not warn about arrays of elements with
3655 an incomplete type here.
3656 (grokdeclarator): Do it here by making a pedwarn an error.
3657 * c-typeck.c (push_init_level): If there were previous errors with
3658 the constructor type, do not warn about braces for initializers.
3659 (process_init_element): Likewise for excess initializer elements.
3661 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3663 * cse.c (delete_trivially_dead_insn): Don't iterate.
3665 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3667 * config/rs6000/rs6000.md (copysignsf3): New expand.
3668 (copysigndf3): Likewise.
3670 2005-01-31 Steven Bosscher <stevenb@suse.de>
3672 * recog.c (constrain_operands): Only look for earlyclobber operand
3673 conflicts if an '&' constraint was seen.
3675 2005-01-31 Marc Espie <espie@openbsd.org>
3677 * config.gcc: Don't include embedded systems fragment, switches default
3678 debugging format to ELF.
3679 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3680 longer pick it up there.
3682 2005-01-31 Dale Johannesen <dalej@apple.com>
3684 * doc/extend.texi (nested functions): Fix linkage description.
3685 Clarify that static is not allowed.
3687 2005-01-31 Dale Johannesen <dalej@apple.com>
3689 * config/rs6000/darwin.md (movsf_low_di): Make work.
3690 (movdf_low_di): Make work.
3692 2005-01-31 Dale Johannesen <dalej@apple.com>
3694 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3695 Make work for 64 bit.
3697 2005-01-31 Roger Sayle <roger@eyesopen.com>
3698 Dale Johannesen <dalej@apple.com>
3701 * fold-const.c (fold_binary_op_with_conditional_arg):
3702 Make types match original operands, before STRIP_NOPS.
3704 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3706 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3707 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3708 (struct gcc_sigcontext): Delete. Merge contents to..
3709 (struct gcc_ucontext): ..here.
3710 (get_sigcontext): Delete.
3711 (get_regs): New function, like get_sigcontext but return regs ptr.
3712 64-bit version finds regs from r1 to support vdso.
3713 (ppc_linux_aux_vector): New function.
3714 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3717 2005-01-31 Ira Rosen <irar@il.ibm.com>
3719 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3721 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3722 redundant fold. Fix misalignment for MINUS_EXPR.
3723 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3724 (vect_analyze_pointer_ref_access): Likewise.
3725 (vect_get_memtag_and_dr): Likewise.
3727 2005-01-31 Richard Henderson <rth@redhat.com>
3729 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3730 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3731 absnegdf2_i387, absnegxf2_i387): Likewise.
3733 2005-01-31 Richard Henderson <rth@redhat.com>
3736 * optabs.c (expand_copysign_absneg): New.
3737 (expand_copysign_bit): Split out from ...
3738 (expand_copysign): ... here. Use expand_copysign_absneg.
3740 2005-01-30 Roger Sayle <roger@eyesopen.com>
3743 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3744 constant as the second operand and a register as the third.
3746 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3749 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3750 that dllimport'd functions do not use all call-clobbered registers
3753 2005-01-30 Richard Henderson <rth@redhat.com>
3756 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3757 expand_abs_nojump and generalize. Use operand_subword and
3758 emit_no_conflict_block. Support large modes.
3759 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3761 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3762 negation to subtraction.
3763 (expand_copysign): Check that the format has signed zeros.
3764 Use operand_subword and emit_no_conflict_block. Support large modes.
3766 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3768 Fix PR tree-optimization/19624
3770 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3771 * tree-ssa-pre.c: Add cfgloop.h.
3773 (pre_stats): New member, constified.
3774 (inserted_exprs): New static variable.
3775 (NECESSARY): New macro.
3776 (create_expression_by_pieces): Fold the expression, and
3777 mark it as defaulting to not necessary. Also put in
3779 (fully_constant_expression): New function.
3780 (insert_into_preds_of_block): Modify to not insert phis when we
3781 are playing with induction variables.
3782 Push phis onto the inserted_exprs vector, and mark them as not
3783 necessary by default.
3784 (insert_aux): Call fully_constant_expression on eprime.
3785 If all edges produce the same value, mark it constant.
3786 (mark_operand_necessary): New function.
3787 (remove_dead_inserted_code): New function.
3788 (init_pre): Init loop optimizer to get loop info.
3789 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3790 (execute_pre): Commit edge inserts, then remove dead code.
3792 2005-01-30 Richard Henderson <rth@redhat.com>
3794 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3795 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3797 2005-01-30 Richard Henderson <rth@redhat.com>
3800 * config/i386/i386.c (ix86_expand_copysign): New.
3801 (ix86_split_copysign_const): New.
3802 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3803 rearrange op1/nmask operands.
3804 * config/i386/i386-protos.h: Update.
3805 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3806 (copysigndf3): Likewise.
3807 (copysignsf3_const, copysigndf3_const): New.
3808 (copysignsf3_var): Rename from copysignsf3, split out splitter
3809 and fix split predicate for X constraint.
3810 (copysigndf3_var): Similarly.
3812 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3814 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3815 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3816 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3818 2005-01-29 Richard Henderson <rth@redhat.com>
3821 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3822 of # and * in constraints.
3824 2005-01-29 Richard Henderson <rth@redhat.com>
3827 * expr.c (store_field): Don't strip sub-mode cast when the input
3828 data is even smaller.
3830 2005-01-29 Richard Henderson <rth@redhat.com>
3833 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3836 2005-01-29 Richard Henderson <rth@redhat.com>
3838 * combine.c (make_field_assignment): Fix argument order
3841 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3843 PR tree-optimization/15791
3844 * fold-const.c (extract_array_ref): New function.
3845 (fold): Fold comparisons between &a[i] and &a[j] or
3846 semantically equivalent trees.
3848 2005-01-29 Jeff Law <law@redhat.com>
3850 * gcse.c (insert_expr_in_table): Revamp handling of available
3851 and anticipatable occurrence lists to avoid unnecessary list
3853 (insert_set_in_table): Similarly.
3855 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3857 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3859 (c_build_qualified_type): Build qualified array types with
3860 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3861 * c-decl.c (c_make_fname_decl): Build unqualified array type
3862 before qualified type.
3863 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3864 type is qualified, not just if type itself is. Don't apply
3865 qualifiers to array type when declarator is processed. Apply
3866 qualifiers to field type whether or not it is an array type.
3867 Don't handle array types specially for applying qualifiers to
3869 * c-typeck.c (composite_type): Build unqualified element type and
3870 array type when forming composite of array types.
3871 (common_pointer_type, comptypes, comp_target_types,
3872 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3873 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3875 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3876 (args2) in variables a1 and a2.
3878 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3880 * cse.c (n_elements_made, max_elements_made): Remove.
3881 (insert): Don't touch n_elements_made.
3882 (cse_main): Don't touch n_elements_made or max_elements_made.
3884 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3887 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3888 configuration part of dp-bit.c to be lost.
3890 2005-01-28 Roger Sayle <roger@eyesopen.com>
3892 * expmed.c (expand_mult_highpart_optab): When attempting to use
3893 a non-widening multiplication in a wider mode, the operands need
3894 to be converted (zero or sign extended) to that mode.
3896 2005-01-28 Ian Lance Taylor <ian@airs.com>
3900 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3901 through if both operands fall through.
3903 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3905 * cse.c (fold_rtx) <PC>: Don't optimize.
3907 2005-01-28 Jeff Law <law@redhat.com>
3909 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3910 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3912 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3914 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3915 cse_reg_info_used_list_end): Remove.
3916 (cse_reg_info_list, cse_reg_info_list_free): New.
3917 (get_cse_reg_info): When allocating an instance of
3918 cse_reg_info, add it to the beginning of the cse_reg_info_list
3919 list. Remove code to maintain cse_reg_info_used_list.
3920 (new_basic_block): Reset the free list to the beginning of
3923 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3925 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3926 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3927 (frv_expand_mdpackh_builtin): New function.
3928 (frv_expand_builtin): Use it to expand __MDPACKH.
3929 * doc/extend.texi (__MDPACKH): Update documentation.
3931 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3933 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3934 SSE_FLOAT_MODE_P for use_sse computation.
3936 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3939 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3941 2005-01-27 Richard Henderson <rth@redhat.com>
3943 * builtins.c (expand_builtin_copysign): New.
3944 (expand_builtin): Call it.
3945 * genopinit.c (optabs): Add copysign_optab.
3946 * optabs.c (init_optabs): Initialize it.
3947 (expand_copysign): New.
3948 * optabs.h (OTI_copysign, copysign_optab): New.
3949 (expand_copysign): Declare.
3951 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3952 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3954 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3955 (ix86_expand_fp_absneg_operator): ... here.
3956 (ix86_split_copysign): New.
3957 * config/i386/i386-protos.h: Update.
3958 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3959 (copysignsf3, copysigndf3): New.
3961 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3962 (copysignsf3, ncopysignsf3): New.
3963 (copysigndf3, ncopysigndf3): New.
3964 (copysignxf3, ncopysignxf3): New.
3965 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3967 2005-01-27 Arend Bayer <arend.bayer@web.de>
3968 Kazu Hirata <kazu@cs.umass.edu>
3970 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3971 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3972 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3975 2005-01-27 Jeff Law <law@redhat.com>
3977 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3978 definitions of SSA_NAMEs which are not being rewritten.
3979 (rewrite_ssa_into_ssa): Only initialize the current definition
3980 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3981 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3982 SSA_NAMEs before returning.
3984 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3986 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3987 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3988 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3989 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3990 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3992 2005-01-27 Steven Bosscher <stevenb@suse.de>
3995 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3996 higher to -O2 and higher. Likewise for tree PRE.
3997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4000 2005-01-27 Ian Lance Taylor <ian@airs.com>
4003 * gimple-low.c (try_catch_may_fallthru): New static function.
4004 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4005 * tree-inline.c (expand_call_inline): Don't warn about reaching
4006 the end of a non-void function being inlined if the function uses
4009 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4011 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4014 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4015 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4016 (implicitly_declare): Handle error_mark_node.
4018 2005-01-27 Richard Henderson <rth@redhat.com>
4021 * tree.h (struct tree_decl): Add debug_expr_is_from.
4022 (DECL_DEBUG_EXPR_IS_FROM): New.
4023 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4024 * dwarf2out.c (dwarf2out_var_location): Update to match.
4025 * tree-outof-ssa.c (create_temp): Likewise.
4026 * var-tracking.c (track_expr_p): Likewise.
4027 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4028 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4029 * toplev.c (default_tree_printer): Likewise.
4031 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4033 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4034 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4036 2005-01-27 Steven Bosscher <stevenb@suse.de>
4038 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4039 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4040 ASM_CLOBBERS): Add tree checks.
4042 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4043 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4044 * c-common.def (SWITCH_STMT): Update to match.
4045 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4046 macros instead of SWITCH_EXPR ones.
4047 * c-dump.c (c_dump_tree): Likewise.
4048 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4049 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4051 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4053 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4055 * unwind-dw2.c (execute_stack_op): Add missing cases for
4056 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4058 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4060 * config.gcc (Obsolete configurations): Remove 'dummy', add
4061 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4064 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4066 PR tree-optimization/19633
4067 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4069 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4070 are no call-clobbered variables.
4071 * tree-outof-ssa.c (check_replaceable): Return false for calls
4074 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4076 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4077 even for variables with NULL DECL_INITIAL.
4079 2005-01-26 Stuart Hastings <stuart@apple.com>
4081 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4083 2005-01-26 Richard Henderson <rth@redhat.com>
4086 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4088 * expr.c (store_field): Strip conversions to odd-bit-sized types
4089 if the destination field width matches.
4091 2005-01-26 Richard Henderson <rth@redhat.com>
4093 * c-decl.c, expmed.c, expr.c: Revert last change.
4095 2005-01-26 Richard Henderson <rth@redhat.com>
4098 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4100 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4101 if we don't need the bits above those present in the current mode.
4102 * expr.c (store_field): Strip conversions to odd-bit-sized types
4103 if the destination field width matches.
4105 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4107 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4108 either -ffast-math or -funsafe-math-optimizations is in use.
4110 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4114 * config/avr/avr.c (notice_update_cc): Only set condition code for
4115 ashrqi3 if shift count > 0.
4116 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4117 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4118 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4119 count <= 0 as a no-op, and shift count >= width by copying zero
4120 or sign bit to all bits of the result.
4121 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4122 count, with attribute "length" set to 0 and "cc" set to "none".
4124 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4126 * doc/invoke.texi: Document -mTLS.
4128 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4129 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4130 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4131 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4132 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4133 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4134 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4135 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4137 * configure.ac: Check for a TLS capable gas.
4139 * configure: Regenerate.
4141 2005-01-26 Richard Henderson <rth@redhat.com>
4144 * combine.c (make_field_assignment): Simplify store to zero_extract
4145 from a source with an overlapping mask.
4147 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4149 2004-11-11 Eric Christopher <echristo@redhat.com>
4151 * config/frv/frv.md: Add fr400_integer automaton. Don't
4152 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4155 2005-01-26 Steven Bosscher <stevenb@suse.de>
4158 * cfgbuild.c (make_edges): Do not clear or set
4159 current_function_has_computed_jump.
4160 * function.h (struct function): Remove the has_computed_jump field.
4161 (current_function_has_computed_jump): Do not define.
4162 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4163 in a computed jump. Ignore current_function_has_computed_jump.
4165 2005-01-26 Richard Henderson <rth@redhat.com>
4168 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4169 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4171 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4172 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4173 objects into static storage if they have more than one non-zero value.
4174 * tree.h (categorize_ctor_elements): Update decl.
4176 2005-01-26 Steven Bosscher <stevenb@suse.de>
4179 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4180 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4181 to this function from 2004-07-10.
4182 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4183 the current function for tail call optimizations if the address
4184 of one of it its arguments is taken.
4186 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4188 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4190 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4192 * function.c (expand_function_end): If current_function_calls_alloca,
4193 emit stack restore in a place that is reached when the function falls
4196 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4198 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4199 rule to avoid matching inappropriate suffix rule.
4201 2005-01-26 Jan Hubicka <jh@suse.cz>
4203 PR tree-optimization/19241
4204 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4206 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4208 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4209 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4211 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4212 <sim*>: Always use crt1.o, regardless of N in simN.
4213 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4214 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4215 (CRT_CALL_STATIC_FUNCTION): Remove.
4216 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4217 use crt1.o, regardless of N in simN.
4218 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4219 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4220 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4221 case isystem setting.
4222 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4224 2005-01-25 Ian Lance Taylor <ian@airs.com>
4226 * gimple-low.c (block_may_fallthru): Correct handling of
4227 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4229 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4231 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4232 handlers to match indentation; nested under the mtune=* handler.
4233 Similar for mcpu= and march=.
4235 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4237 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4238 * config/mips/linux64.h (LIB_SPEC): Likewise.
4239 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4240 * config/sh/linux.h (LIB_SPEC): Likewise.
4242 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4244 * config/frv/frv.c (frv_legitimize_tls_address): New.
4245 (TARGET_HAVE_TLS): Define.
4246 (FRV_SYMBOL_REF_TLS_P): Define.
4247 (frv_override_options): Handle new register classes.
4248 (frv_legitimate_address_p): Reject tls addresses.
4249 (frv_legitimize_address): Handle TLS addresses.
4250 (gen_inlined_tls_plt): New.
4252 (frv_legitimize_tls_address): New.
4253 (unspec_got_name): Add TLS entries.
4254 (got12_operand): Add R_FRV_TLSMOFF12 case.
4255 (frv_emit_move): Fixup TLS addresses.
4256 (frv_emit_movsi): Legitimize TLS addresses.
4258 * config/frv/frv.h (MASK_BIG_TLS): New.
4259 (TARGET_BIG_TLS): New.
4260 (HAVE_AS_TLS): Define.
4261 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4262 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4263 (REG_CLASS_NAMES): Same.
4264 (REG_CLASS_CONTENTS): Same.
4265 (CONSTRAINT_LEN): New.
4266 (REG_CLASS_FROM_CONSTRAINT): New.
4267 (PREDICATE_CODES): Add symbolic_operand.
4269 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4270 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4271 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4272 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4273 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4274 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4275 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4276 GR9_REG, GR14_REG, LRREG.
4277 (type): Add load_or_call attribute.
4278 ("load_or_call"): New reservation.
4279 ("call_gettlsoff"): New.
4280 ("tls_indirect_call"): New.
4281 ("tls_load_gottlsoff12"): New.
4282 ("tlsoff_hilo"): New.
4283 ("tls_tlsdesc_ldd"): New.
4284 ("tls_tlsoff_ld"): New.
4287 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4289 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4291 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4292 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4293 * config/frv/frv.c (TLS_BIAS): Define.
4294 (frv_output_dwarf_dtprel): New.
4296 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4298 PR rtl-optimization/19579
4299 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4300 both A and B, see if they don't clobber registers the other expr uses.
4302 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4304 * real.c (do_add): Initialize signalling and canonical members.
4306 * real.c (real_from_integer): Zero out destination.
4308 2005-01-18 Jan Hubicka <jh@suse.cz>
4310 PR tree-optimize/19337
4311 * tree-inline.c (initialize_inlined_parameters): Copy
4312 saved_static_chain_decl only.
4314 2005-01-25 Richard Henderson <rth@redhat.com>
4318 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4319 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4320 80387 enabled, to return a proper subclass. Return the subset that
4321 overlaps with GENERAL_REGS for PLUS.
4322 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4324 2005-01-25 Richard Henderson <rth@redhat.com>
4327 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4329 2005-01-25 Roger Sayle <roger@eyesopen.com>
4331 * expmed.c (choose_multiplier): Change interface to return the
4332 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4333 (expand_divmod): Update calls to choose_multiplier.
4335 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4338 * expmed.c (extract_bit_field): Use adjust_address instead of
4339 gen_lowpart when op0 is a MEM.
4341 2005-01-24 Steven Bosscher <stevenb@suse.de>
4343 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4345 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4347 * config/mips/irix-csr.c: New file.
4348 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4349 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4350 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4353 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4356 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4357 sparc/elf.h, add sparc/sp-elf.h.
4358 (sparc-*-rtems*): Likewise.
4359 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4360 tm-dwarf2.h, add sparc/sp-elf.h.
4361 (sparc86x-*-elf): Likewise.
4362 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4363 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4364 TARGET_OS_CPP_BUILTINS.
4365 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4366 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4368 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4369 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4370 (SWITCH_TAKES_ARG): Likewise.
4371 (LOCAL_LABEL_PREFIX): Likewise.
4372 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4373 (TARGET_N_FORMAT_TYPES): Delete.
4374 (TARGET_FORMAT_TYPES): Likewise.
4375 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4376 * config/sparc/elf.h: Delete.
4377 * config/sparc/sp-elf.h: New file.
4379 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4381 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4382 * tree-flow.h: Remove the corresponding prototype.
4383 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4384 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4386 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4389 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4390 for AIX ABI or ELF -fPIC.
4391 (rs6000_emit_load_toc_table): Don't create toc_section here.
4392 (rs6000_xcoff_file_start): Nor here.
4394 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4396 * sh.c (ra.h): Don't #include.
4397 (hard_regs_intersect_p): New function, resurrected from ra.c.
4399 * sh.c: Fix 1996 Copyright.
4401 2005-01-24 Richard Henderson <rth@redhat.com>
4402 Aldy Hernandez <aldyh@redhat.com>
4404 * regrename.c (note_sets): Handle subregs.
4406 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4409 * genconditions.c (write_header, write_conditions): Elide file if
4412 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4414 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4415 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4418 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4420 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4421 expand_builtin_printf, expand_builtin_fprintf,
4422 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4423 checking against POINTER_TYPE.
4424 (validate_arglist): Handle POINTER_TYPE code by checking
4427 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4429 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4431 (for_each_rtx): Call for_each_rtx_1.
4432 * rtl.h (init_rtlanal): Declare.
4433 * toplev.c (backend_init): Call init_rtlanal.
4435 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4437 * flow.c (propagate_one_insn): Formatting.
4440 * flow.c (libcall_dead_p): Be more conservative if unsure.
4441 If there are any instructions between insn and call, see if they are
4442 all dead before saying the libcall is dead.
4444 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4446 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4447 operand constraint for operand 0.
4449 2005-01-23 Richard Henderson <rth@redhat.com>
4452 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4453 edges leading to join block.
4455 2005-01-23 Roger Sayle <roger@eyesopen.com>
4457 * expmed.c (expand_mult_highpart): Make static. Change type of
4458 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4459 (expand_divmod): Updates calls to expand_mult_highpart by using
4460 gen_int_mode to pass a CONST_INT rtx.
4461 * rtl.h (expand_mult_highpart): Remove prototype.
4463 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4465 * flow.c (regset_bytes, regset_size): Remove.
4467 * cfganal.c: Fix a reference to Harvey's paper.
4469 2005-01-23 Steven Bosscher <stevenb@suse.de>
4471 PR rtl-optimization/19464
4472 * tree-optimize.c (init_tree_optimization_passes): Add one more
4473 copyrename pass just before out-of-ssa.
4475 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4478 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4479 * ggc-none.c (ggc_free): Define.
4481 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4483 * cse.c (max_reg, max_insn_uid): Remove.
4484 (cse_main): Don't access max_reg or max_insn_uid.
4486 * c-common.c (explicit_flag_signed_bitfields,
4487 lang_statement_code_p, lang_expand_function_end): Remove.
4488 * c-common.h: Remove the corresponding declarations.
4489 * c-opts.c (c_common_handle_option): Remove all write access
4490 to explicit_flag_signed_bitfields.
4492 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4493 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4494 * cgraph.h: Remove the corresponding declaration.
4496 * gcse.c (null_pointer_info): Remove.
4498 2005-01-23 Roger Sayle <roger@eyesopen.com>
4499 Eric Botcazou <ebotcazou@libertysurf.fr>
4501 * combine.c (simplify_logical): Only simplify logical expressions
4502 of the form ior(and(x,y),z) by the inverse distributive law if the
4503 result is cheaper than the original.
4505 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4507 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4508 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4509 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4510 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4511 config/freebsd-spec.h, config/arm/arm.h,
4512 config/h8300/h8300.md, config/i386/i386.md,
4513 config/i386/predicates.md, config/i386/sse.md,
4514 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4515 config/vax/vax.md: Fix comment typos. Follow spelling
4518 2005-01-23 Steven Bosscher <stevenb@suse.de>
4520 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4521 tests, instead of `less than'.
4523 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4525 * function.c (assign_parm_setup_block): When creating a new stack slot
4526 for a parameter, get its alignment from the parameter's DECL_ALIGN
4527 rather than the type's TYPE_ALIGN. Make sure that the parameter
4528 is at least word aligned.
4530 2005-01-22 Roger Sayle <roger@eyesopen.com>
4533 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4535 2005-01-22 Richard Henderson <rth@redhat.com>
4538 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4539 in both compare operands.
4540 (movdfcc_1_sse_max): Likewise.
4541 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4542 (movdfcc_1_sse): Likewise.
4543 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4544 scratch register as needed.
4546 2005-01-22 Richard Henderson <rth@redhat.com>
4548 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4550 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4552 2005-01-22 Richard Henderson <rth@redhat.com>
4554 * genopinit.c (optabs): Use smin/smax for floating point too.
4555 * doc/md.texi: Update to match. Clarify that floating point
4556 results are undefined for +0/-0 and NaN.
4557 * doc/rtl.texi: Likewise.
4558 * rtl.def (SMIN, SMAX): Likewise
4559 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4561 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4562 leading 's' to the name.
4563 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4564 smaxxf3, sminxf3): Likewise.
4565 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4568 2005-01-22 Paul Brook <paul@codesourcery.com>
4570 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4572 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4574 * config/s390/s390.c (struct processor_costs): New fields
4575 dlgr, dlr, dr, dsgfr, dsgr.
4576 (z900_cost, z990_cost): Values for new fields.
4577 (s390_rtx_costs): New cases MEM und COMPARE in switch
4578 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4579 DIV, MOD, UDIV, UMOD.
4581 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4583 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4584 into the register being decremented.
4585 ("doloop_si31", "doloop_di"): Likewise.
4586 ("*doloop_si_long"): Adapt pattern.
4588 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4590 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4592 (CLASS_MAX_NREGS): Likewise.
4594 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4596 * doc/tree-ssa.texi (Statement Operands): Add example for new
4597 must-def macro. Note deprecation of old operands interface.
4599 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4601 PR tree-optimization/19484
4602 * tree-cfg.c (remove_fallthru_edge): New function.
4603 (cleanup_control_flow): Remove fallthru edges from calls that are
4604 now known not to return.
4606 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4608 Fix PR tree-optimization/19038
4609 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4610 copies with loop variant ones.
4612 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4614 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4615 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4616 config/alpha/alpha.md, config/alpha/predicates.md,
4617 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4618 config/sparc/sol2.h: Update copyright.
4620 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4621 first label to see if it is a nonlocal label.
4623 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4624 Andrew Pinski <pinskia@physics.uc.edu>
4627 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4628 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4630 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4632 * config/rs6000/rtems.h: Update copyright.
4634 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4637 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4638 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4639 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4641 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4644 * c-typeck.c (convert_arguments): Check for error_mark_node.
4646 2005-01-21 Ian Lance Taylor <ian@airs.com>
4648 PR tree-optimization/13000
4649 * tree-inline.c: Include "tree-flow.h".
4650 (expand_call_inline): If warn_return_type, warn if non-void inline
4651 function falls through.
4652 * tree-cfg.c (execute_warn_function_return): Don't warn about
4653 control reaching end if TREE_NO_WARNING is set. Set
4655 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4657 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4658 branch if we don't need one.
4659 * c-typeck.c: Include "tree-flow.h"
4660 (c_finish_bc_stmt): Don't add a goto if the current statement
4661 list doesn't fall through to the current point.
4663 2005-01-21 Roger Sayle <roger@eyesopen.com>
4665 PR rtl-optimization/576
4666 * real.c (real_arithmetic): Change return type from void to bool
4667 to return an indication that the result may be inexact.
4668 * real.h (real_arithmeric): Update prototype.
4669 * fold-const.c (const_binop): Don't constant fold floating
4670 point expressions when the user specifies -frounding-math and
4671 the result may depend upon the run-time rounding mode.
4672 (fold_convert_const_real_from_real): Clean-up.
4673 (fold_initializer): Ignore flag_rounding_math for initializers.
4674 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4675 constant fold FP operations with flag_rounding_math if the
4676 result may depend upon the run-time rounding mode.
4678 2005-01-21 Tom Tromey <tromey@redhat.com>
4680 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4682 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4684 * tree-cfg.c: Fix comment typos.
4686 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4688 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4689 around the call to rest_of_handle_branch_target_load_optimize.
4691 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4693 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4694 (sparc64-*-openbsd*): Likewise.
4695 (sparclite-*-elf*): Include tm-dwarf2.h.
4696 (sparc86x-*-elf*): Likewise.
4697 (sparc64-*-elf*): Likewise.
4698 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4699 (DBX_DEBUGGING_INFO): Likewise.
4700 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4701 (PREFERRED_DEBUGGING_TYPE): Likewise.
4702 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4703 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4704 (PREFERRED_DEBUGGING_TYPE): Likewise.
4705 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4706 (PREFERRED_DEBUGGING_TYPE): Likewise.
4707 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4709 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4712 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4714 2005-01-20 Paul Brook <paul@codesourcery.com>
4716 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4718 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4720 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4721 label is first in a sequence of labels.
4723 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4725 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4726 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4728 * doc/sourcebuild.texi (Test Directives): New.
4730 2005-01-20 Roger Sayle <roger@eyesopen.com>
4732 * real.c (real_floor): Don't leave the result uninitialized when
4733 mode is VOIDMode, but return the unrounded intermediate value.
4734 (real_ceil): Likewise.
4736 2005-01-20 Paul Brook <paul@codesourcery.com>
4738 * config/arm/arm.md (insv): Use gen_int_mode.
4740 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4742 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4743 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4744 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4745 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4746 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4748 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4751 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4752 fbreg, so we have to assume we can't.
4753 (loc_descriptor_from_tree_1): Ditto.
4754 (containing_function_has_frame_base): New function.
4755 (add_location_or_const_value_attribute): Use it.
4756 Also try to generate a frame_base from a single element location
4759 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4761 PR tree-optimization/15349
4762 * timevar.def (TV_TREE_MERGE_PHI): New.
4763 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4765 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4766 calls to tree_forwarder_block_p.
4767 (remove_forwarder_block_with_phi, merge_phi_nodes,
4768 gate_merge_phi, pass_merge_phi): New.
4769 * tree-optimize.c (init_tree_optimization_passes): Add
4771 * tree-pass.h: Add an extern for pass_merge_phi;
4773 2005-01-20 Richard Henderson <rth@redhat.com>
4776 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4777 (_mm_castps_pd, _mm_castps_si128): New.
4778 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4780 2005-01-20 Richard Henderson <rth@redhat.com>
4783 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4784 __builtin_ia32_vec_init_v2si.
4785 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4786 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4787 (ix86_init_mmx_sse_builtins): Create it.
4788 (ix86_expand_builtin): Expand it.
4789 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4790 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4791 (vec_extractv2si_0, vec_extractv2si_1): New.
4793 2005-01-20 Richard Henderson <rth@redhat.com>
4796 * config/i386/i386.c (ix86_expand_push): New.
4797 * config/i386/mmx.md (push<MMXMODE>1): New.
4798 * config/i386/sse.md (push<SSEMODE>1): New.
4799 * config/i386/i386-protos.h: Update.
4801 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4803 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4806 2005-01-20 Richard Henderson <rth@redhat.com>
4808 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4809 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4811 2005-01-19 Richard Henderson <rth@redhat.com>
4814 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4815 to V4SFmode in SSE1 fallback load path.
4817 2005-01-19 Richard Henderson <rth@redhat.com>
4819 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4820 in QImode expansion to ix86_expand_vector_set.
4821 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4823 2005-01-19 Richard Henderson <rth@redhat.com>
4826 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4827 subclass of the input class.
4828 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4829 Always true for cross-SSE1 classes. Rationalize conditionals.
4830 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4831 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4832 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4833 (movdi_2): Add MMX/SSE zeros.
4834 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4835 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4836 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4837 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4838 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4839 (zero_extendsidi2_rex64_1): Remove.
4840 (MOV0 peephole): Check GENERAL_REG_P.
4842 2005-01-19 Richard Henderson <rth@redhat.com>
4845 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4847 (ix86_expand_vector_extract): Likewise.
4849 2005-01-19 Richard Henderson <rth@redhat.com>
4852 * expr.c (emit_move_change_mode): New argument force; use
4853 simplify_gen_subreg if true.
4854 (emit_move_via_alt_mode): Merge into ...
4855 (emit_move_via_integer): ... here.
4856 (emit_move_ccmode): Use emit_move_change_mode directly.
4858 2005-01-19 Richard Henderson <rth@redhat.com>
4861 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4862 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4863 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4865 (alpha_emit_set_const): Likewise. Make static.
4866 (alpha_emit_set_long_const): Make static.
4867 (alpha_extract_integer): Split out from alpha_expand_mov.
4868 (alpha_split_const_mov): Likewise.
4869 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4870 (alpha_legitimate_constant_p): New.
4871 * config/alpha/alpha-protos.h: Update.
4872 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4873 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4874 * config/alpha/alpha.md (movsi): Add n alternative.
4875 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4876 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4877 (splitters for all of the above): Use alpha_split_const_mov.
4878 * config/alpha/predicates.md (non_add_const_operand): New.
4879 (non_zero_const_operand): New.
4880 (input_operand): Use alpha_legitimate_constant_p after reload.
4882 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4884 PR tree-optimization/19038
4885 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4886 (add_candidate): Add ivs with increment in latch only if
4887 allow_ip_end_pos_p is true.
4888 (determine_iv_cost): Use empty_block_p.
4890 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4892 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4893 (compute_dominance_frontiers): Ditto.
4895 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4898 * config/sh/t-rtems: New.
4899 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4901 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4903 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4904 the offset of the selected field.
4906 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4908 * tree-cfg.c (remove_forwarder_block): Fix the check to
4909 prevent a nonlocal label from appearing in the middle of a
4912 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4914 PR rtl-optimization/19462
4915 * reorg.c (find_end_label): Create return insn only if
4916 current_function_epilogue_delay_list is empty.
4918 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4920 * doc/passes.texi: Remove paragraph mentioning new-ra.
4922 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4924 PR rtl-optimization/15139
4925 * combine.c: Include params.h.
4926 (count_rtxs): New function.
4927 (record_value_for_reg): If replace_rtx would replace at least
4928 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4929 (clobber (const_int 0)) instead of TEM.
4930 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4931 * params.h (MAX_LAST_VALUE_RTL): New.
4932 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4933 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4936 * c-typeck.c (digest_init): Only call build_vector if all constructor
4937 elements are *_CST nodes.
4938 * gimplify.c (gimplify_init_constructor): Likewise.
4941 * c-typeck.c (digest_init): Only call build_vector if inside_init
4944 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4946 * toplev.c (init_asm_output): Remove dead #ifdef.
4948 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4950 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4952 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4954 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4955 accessing DECL_FUNCTION_CODE.
4956 * dojump.c (do_jump): Likewise.
4957 * gimplify.c (gimplify_call_expr): Likewise.
4958 * predict.c (expr_expected_value): Likewise.
4959 (strip_builtin_expect): Likewise.
4960 * tree-inline.c (estimate_num_insns_1): Likewise.
4961 * tree-ssa-loop-im.c (stmt_cost): Likewise
4962 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4963 (tree_expr_nonnegative_p): Likewise.
4965 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4967 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4968 variant of the load_pcrel_sym pattern.
4969 * config/sparc/sparc.md (P macro): Move to the top.
4970 (load_pcrel_sym): Macroize using P.
4971 (save_register_window): Likewise.
4973 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4975 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4978 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4981 * c-typeck.c (build_asm_expr): Strip nops off
4982 input memory operands.
4984 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4986 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4987 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4988 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4989 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4991 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4994 * config/i386/i386.c (override_options): If the 80387 is disabled,
4995 then do not return FP values using FP registers.
4997 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4999 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5000 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5001 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5002 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5003 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5004 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5005 output.h, postreload-gcse.c, postreload.c, recog.c,
5006 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5007 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5008 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5009 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5010 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5011 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5012 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5013 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5015 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5016 config/alpha/alpha.c, config/arm/vfp.md,
5017 config/i386/emmintrin.h, config/i386/i386-modes.def,
5018 config/i386/i386-protos.h, config/i386/i386.h,
5019 config/i386/pmmintrin.h, config/i386/ppro.md,
5020 config/i386/predicates.md, config/i386/xmmintrin.h,
5021 config/i860/i860.c, config/ia64/ia64-modes.def,
5022 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5023 config/ia64/ia64.md, config/ia64/itanium1.md,
5024 config/ia64/itanium2.md, config/ia64/predicates.md,
5025 config/iq2000/iq2000.h, config/mips/linux64.h,
5026 config/rs6000/aix41.h, config/rs6000/aix43.h,
5027 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5028 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5029 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5030 config/sparc/linux64.h, config/sparc/litecoff.h,
5031 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5032 config/sparc/sparc.h, config/sparc/sparc.md,
5033 config/sparc/sysv4-only.h: Update copyright.
5035 2005-01-18 Richard Henderson <rth@redhat.com>
5038 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5040 2005-01-18 Marc Espie <espie@openbsd.org>
5041 * config/i386/openbsdelf.h: Typo.
5043 2005-01-18 Richard Henderson <rth@redhat.com>
5045 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5046 special case for sse.
5047 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5049 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5051 * tree-inline.c (estimate_num_insns_1): Added cases for
5052 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5054 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5056 PR rtl-optimization/19296
5057 * combine.c (simplify_comparison): Rewrite the condition under
5058 which a non-paradoxical SUBREG of a PLUS can be lifted when
5059 compared against a constant.
5061 2005-01-18 Andi Kleen <ak@muc.de>
5063 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5064 * c.opt (-Wpointer-sign): Add.
5065 * doc/invoke.texi: (-Wpointer-sign): Add.
5067 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5069 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5070 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5071 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5072 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5073 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5074 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5075 for TARGET_MIX_SSE_I387.
5076 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5077 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5078 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5079 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5080 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5081 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5082 TARGET_MIX_SSE_I387.
5083 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5086 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5089 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5090 Add movaps alternative for xmm reg->reg move.
5092 2005-01-17 Jeff Law <law@redhat.com>
5094 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5095 at the end of the main DOM loop rather than just before DOM exits.
5097 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5099 PR tree-optimization/19121
5100 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5101 adding aliases to a name tag, also add them to the pointer's
5103 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5104 sensitive alias info at all. Only check that the two pointers
5105 have compatible pointed-to sets.
5106 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5107 a pointer's type tag is a superset of the alias set of the
5110 2005-01-17 James E Wilson <wilson@specifixinc.com>
5113 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5114 comment to document why.
5116 2005-01-17 Richard Henderson <rth@redhat.com>
5118 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5119 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5120 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5121 sse2_vmsminv2df3_finite): New.
5122 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5123 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5124 Force op1 into register.
5126 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5128 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5129 bubblestrap from always rebuilding build directory.
5131 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5133 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5134 ("*cmpmem_short"): Likewise.
5136 2005-01-17 Steven Bosscher <stevenb@suse.de>
5138 * basic-block.h: Document BB_* flags.
5139 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5140 use an sbitmap instead.
5141 * sched-rgn.c (compute_trg_info): Likewise.
5143 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5145 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5146 redundant target_cpu_default and extra_parts lines. Use the default
5148 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5149 (SUBTARGET_EXTRA_SPECS): Delete.
5150 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5151 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5152 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5153 and "n32" for -mabi=n32.
5155 2005-01-17 Ian Lance Taylor <ian@airs.com>
5158 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5159 fold constant variables into initial values.
5161 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5163 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5165 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5166 through the statements backward.
5168 2005-01-17 Ian Lance Taylor <ian@airs.com>
5170 PR middle-end/13127:
5171 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5172 a variable set to the return value of the inlined function.
5174 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5176 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5177 when modes are tieable.
5179 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5181 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5182 of pthread_create to find out if threads are enabled.
5183 * gthr-posix95.h (__gthread_active_p): Likewise.
5185 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5187 * common.opt (-fnew-ra): Remove.
5189 * toplev.h (flag_new_regalloc): Remove.
5190 * Makefile.in (ra*.*): Don't mention.
5191 * passes.c (rest_of_handle_new_regalloc): Remove.
5192 (rest_of_handle_combine, rest_of_compilation): Always consider
5193 flag_new_regalloc as false.
5194 * doc/invoke.texi: Don't document -fnew-ra.
5196 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5198 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5199 last parameter to reg_scan.
5200 * loop.c (loop_optimize): Likewise.
5201 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5202 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5203 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5204 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5205 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5206 * regclass.c (reg_scan): Likewise, for the declaration.
5207 * rtl.h (reg_scan): Likewise, for the prototype.
5209 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5211 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5212 mark_dfs_back_edges.
5214 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5216 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5217 (compute_avail): Uses don't go in tmp_gen.
5219 2005-01-16 Steven Bosscher <stevenb@suse.de>
5221 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5222 loop to look for a free slot in a page entry.
5224 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5227 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5228 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5229 just before targetm.asm_out.file_end.
5230 * tree.h (process_pending_assemble_output_defs): Declare.
5231 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5233 (assemble_alias): Defer generation of assembly code for defines when
5234 TARGET_DEFERRED_OUTPUT_DEFS is true.
5235 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5236 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5237 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5239 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5242 * pa.c (pa_scalar_mode_supported_p): New function.
5243 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5244 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5246 * pa-protos.h (prefetch_operand): Delete.
5247 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5248 * pa.c (prefetch_operand): Delete.
5249 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5250 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5251 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5252 and prefetch_nocc_operand.
5253 * pa.md (prefetch): Rework to avoid reload problems handling short
5254 displacements when a cache control completer needs to be provided.
5255 (prefetch_32, prefetch_64): Delete.
5256 (prefetch_cc, prefetch_nocc): New patterns.
5258 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5260 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5262 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5265 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5266 exceeds maximum alignment for global common data.
5267 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5268 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5270 2004-01-15 Roger Sayle <roger@eyesopen.com>
5272 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5274 2004-01-15 Roger Sayle <roger@eyesopen.com>
5276 * harg-reg-set.h (reg_class_names): Prototype global array.
5277 * regclass.c (reg_class_names): Declare here and initialize to
5279 (dump_regclass): Remove local declaration of reg_class_names.
5280 (regclass): Likewise.
5281 * cfg.c (dump_flow_info): Likewise.
5282 * ra-debug.c (reg_class_names): Likewise.
5283 * regrename.c (reg_class_names): Likewise.
5284 * reload.c (reg_class_names): Likewise.
5285 * reload1.c (spill_failure): Likewise.
5286 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5288 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5290 * config/s390/s390.md ("reload_outti"): Remove predicate for
5291 output operand. Abort if operand is not a MEM.
5292 ("reload_outdi", "reload_outdf"): Likewise.
5294 2005-01-15 Marc Espie <espie@openbsd.org>
5296 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5297 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5298 * config/openbsd.h: Fix C++ includes for native configurations.
5299 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5300 Add trampoline support.
5301 * config/i386/openbsdelf.h: New.
5303 2005-01-15 Marc Espie <espie@openbsd.org>
5305 * collect2.c (main): Explicitly parse -dynamic-linker option.
5307 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5309 PR tree-optimization/19060
5310 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5311 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5312 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5313 and handle extract_range_from_cond returning false.
5314 * fold-const.c (fold): Optimize comparisons with min/max even for
5315 width > HOST_BITS_PER_WIDE_INT.
5317 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5319 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5320 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5321 Remove little endian multilib variants.
5322 Add mips32 multilib variant.
5324 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5326 * explow.c (copy_all_reg, stabilize): Remove.
5327 * expr.h: Remove the corresponding prototypes.
5329 * rtlanal.c (regs_set_between_p): Remove.
5330 * rtl.h: Remove the corresponding prototype.
5332 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5334 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5335 to rs6000_nonimmediate_operand.
5336 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5337 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5338 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5339 rs6000_nonimmediate_operand.
5340 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5341 rs6000_nonimmediate_operand.
5343 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5345 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5347 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5349 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5351 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5352 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5354 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5355 (rs6k_nonimmediate_operand): New.
5356 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5358 (legitimate_lo_sum_address_p): Same.
5359 (rs6000_legitimize_address): Same.
5360 (rs6000_legitimize_reload_address): Same.
5361 (rs6000_legitimate_address): Same.
5362 (spe_build_register_parallel): Pass DF and DC modes in a DI
5365 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5366 to rs6k_nonimmediate_operand.
5368 * config/rs6000/spe.md ("*frob_df_di"): New.
5369 ("*frob_di_df"): New.
5370 ("*frob_di_df_2"): New.
5371 ("*mov_sidf_e500_subreg0"): New.
5372 ("*mov_sidf_e500_subreg4"): New.
5373 ("*movdf_e500_double"): Change predicate to
5374 rs6k_nonimmediate_operand.
5376 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5378 * postreload.c (move2add_note_store): Only call
5379 trunc_int_for_mode on scalar integers.
5381 2005-01-14 Steven Bosscher <stevenb@suse.de>
5383 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5384 replace BB_VISITED uses.
5385 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5386 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5387 (tree_dce_done): Free visited_control_parents.
5388 (perform_tree_ssa_dce): Allocate and clear it.
5389 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5390 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5391 instead of BB_VISITED.
5393 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5395 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5396 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5397 Remove unused prototypes.
5399 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5401 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5402 64-bit register usage.
5403 (spe_func_has_64bit_regs_p): Add FIXME note.
5405 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5407 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5408 flag_finite_math_only with flag_unsafe_math_optimizations.
5410 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5412 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5414 (__tpf_eh_return): Copy TPF private stack area from the module
5415 boundary stack frame. Add check for when module addresses are
5416 equal, but no stub address is found.
5418 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5421 * arm.h (struct machine_function): Add call_via field.
5422 (thumb_call_via_label): Declare.
5423 * arm.c (thumb_call_via_label): New variable.
5424 (thumb_call_reg_needed): New variable.
5425 (arm_output_function_epilogue): For Thumb code, output any per-function
5426 call-indirect trampolines.
5427 (thumb_call_via_reg): New function.
5428 (arm_file_end): New function.
5429 (TARGET_ASM_FILE_END): Call arm_file_end.
5430 (aof_file_end): Likewise.
5431 * arm-protos.h (thumb_call_via_reg): Declare.
5432 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5433 thumb_call_via_reg in normal case.
5435 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5438 PR rtl-optimization/19348
5439 * recog.c (peephole2_optimize): Do global life update if some peephole
5440 decides it doesn't need at least one of its inputs and that change
5441 influences liveness at the start of the basic block.
5443 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5444 arguments instead of 1.
5446 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5449 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5450 zero for nested functions needing a static chain or functions
5451 with a non-constant address.
5453 2005-01-13 Roger Sayle <roger@eyesopen.com>
5455 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5456 (and (sign_extend X) C) into (zero_extend (and X C)).
5458 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5460 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5462 2005-01-13 Richard Henderson <rth@redhat.com>
5467 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5468 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5469 not just TARGET_SSE.
5470 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5471 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5472 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5473 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5474 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5475 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5476 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5477 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5478 (movdicc_c_rex64): Rename with '*'.
5479 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5480 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5481 (movsfcc_1_387): Rename from movsfcc_1.
5482 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5483 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5484 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5485 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5486 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5487 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5488 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5489 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5490 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5491 sse_movdfcc_const0_4): Remove.
5492 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5493 recognize min/max early. Update for changed sse cmove patterns.
5494 (ix86_split_sse_movcc): New.
5495 * config/i386/i386-protos.h: Update.
5497 2005-01-13 Steven Bosscher <stevenb@suse.de>
5499 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5500 (fix_stmt_v_may_defs): Likewise.
5502 2005-01-13 Richard Henderson <rth@redhat.com>
5504 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5505 for converting the mask.
5507 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5509 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5512 2005-01-13 Richard Henderson <rth@redhat.com>
5514 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5515 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5516 IX86_BUILTIN_MOVDQ2Q): Remove.
5517 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5518 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5519 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5521 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5522 (sse2_pextrw): Fix immediate constraint.
5523 (sse2_loadq, sse2_loadq_rex64): Remove.
5524 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5525 Use __builtin_ia32_vec_ext_<size>.
5526 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5528 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5530 * function.c (assign_parm_setup_block): Look inside original
5531 entry_parm when inspecting PARALLEL.
5533 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5534 Joel Sherrill <joel@oarcorp.com>
5537 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5538 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5539 rtems_gxx_recursive_mutex_init.
5540 (__gthread_recursive_mutex_lock): New function.
5541 (__gthread_recursive_mutex_trylock): Likewise.
5542 (__gthread_recursive_mutex_unlock): Likewise.
5544 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5546 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5548 2005-01-13 Jan Beulich <jbeulich@novell.com>
5550 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5551 (ashrti3_internal): Indicate output is early clobber. Generate result
5552 into output rather than first input. Use move for low word of output
5553 if shift count is exactly 64.
5554 (lshrti3_internal): Likewise.
5556 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5560 * reload1.c (delete_output_reload): Don't delete an output reload
5561 if the pseudo lives longer than a single basic block. Adjust and
5562 improve wording of comment.
5564 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5567 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5568 of TYPE_SIZE where we mean the number of bytes.
5570 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5572 * function.c (assign_parm_setup_block): Relax condition on
5573 multi-register optimization.
5575 2005-01-12 Nick Clifton <nickc@redhat.com>
5577 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5578 an "in_delay_slot" attribute of "no" to prevent them being used in
5579 delay slots. This is forbidden because they might generate
5582 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5585 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5588 2005-01-12 Nick Clifton <nickc@redhat.com>
5590 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5591 passed on to GAS) but do not define, as GAS no longer supports or
5592 needs the -m2000 option.
5594 2005-01-11 Roger Sayle <roger@eyesopen.com>
5596 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5597 type as args of unprototyped builtins aren't automatically promoted.
5598 (fold_builtin_abs): Likewise.
5600 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * Makefile.in: Set a `build-warn' variable.
5604 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5606 PR tree-optimization/17949
5607 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5608 (find_interesting_uses_address): Use it.
5610 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5612 * regrename.c (kill_value): Handle subreg's that won't simplify.
5614 2005-01-11 Richard Henderson <rth@redhat.com>
5617 * config/i386/i386.h (enum ix86_builtins): Move ...
5618 * config/i386/i386.c: ... here.
5619 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5620 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5621 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5622 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5623 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5624 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5625 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5626 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5627 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5628 IX86_BUILTIN_LOADDDUP): Remove.
5629 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5630 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5631 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5632 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5633 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5634 (ix86_init_builtins): Make static.
5635 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5636 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5637 if all the modes match. Otherwise, fake it.
5638 (get_element_number, ix86_expand_vec_init_builtin,
5639 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5640 (ix86_expand_builtin): Make static. Update for changed builtins.
5641 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5642 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5643 (ix86_expand_vector_init_duplicate): New.
5644 (ix86_expand_vector_init_low_nonzero): New.
5645 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5646 Split out from ix86_expand_vector_init; handle integer modes.
5647 (ix86_expand_vector_init): Use them.
5648 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5649 * config/i386/i386-protos.h: Update.
5650 * config/i386/predicates.md (reg_or_0_operand): New.
5651 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5652 (movv2sf_internal): Likewise. And a splitter to match them all.
5653 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5654 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5655 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5656 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5657 (mmx_pinsrw): Fix operand ordering.
5658 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5659 rather than sse_loadss expander.
5660 (movv2df splitter): Similarly.
5661 (sse_loadss, sse_loadlss): Remove.
5662 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5663 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5664 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5665 (sse3_movddup): Rename with '*'.
5666 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5667 (sse2_loadsd): Remove.
5668 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5669 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5670 (sse2_pinsrw): Fix argument ordering.
5671 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5672 (sse2_stored): Remove 'r' destination.
5673 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5674 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5675 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5676 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5677 vec_extractv16qi, vec_initv16qi): New.
5679 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5680 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5681 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5683 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5684 (_mm_load_si128, _mm_store_si128): Likewise.
5685 (_mm_load1_pd): Use _mm_set1_pd.
5686 (_mm_load_sd): Use _mm_set_sd.
5687 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5688 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5689 (_mm_set_epi64): Use _mm_set_epi64x.
5690 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5691 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5692 _mm_setr_epi8): Use _mm_set_foo form.
5693 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5694 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5695 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5696 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5697 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5698 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5699 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5700 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5701 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5702 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5703 (_mm_movedup_pd): Use _mm_shuffle_pd.
5704 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5705 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5706 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5707 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5709 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5710 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5711 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5712 (_mm_store_ps): Use raw dereference.
5713 (_mm_store1_ps): Use _mm_storeu_ps.
5714 (_mm_storer_ps): Use _mm_store_ps.
5715 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5716 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5718 2005-01-11 Stan Shebs <shebs@apple.com>
5720 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5721 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5723 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5726 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5727 Skip all DECLs except for FIELD_DECLs.
5729 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5731 * config/s390/s390.c (override_options): Return error if
5732 -mbackchain, -mpacked-stack and -mhard-float are used together.
5733 (s390_va_start): Remove the backchain && packed-stack special case.
5734 (s390_gimplify_va_arg): Likewise.
5735 * doc/invoke.texi: Remove the ABI incompatibility note.
5737 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5739 * config/s390/s390.c (struct s390_frame_layout): Remove
5741 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5742 save_backchain_p with TARGET_BACKCHAIN.
5744 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5747 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5748 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5749 * function.c (locate_and_pad_parm): Set new field.
5750 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5751 Tweak where_pad test to include "none". Always set mem align for
5753 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5754 not sufficient for type.
5755 (assign_parm_setup_block): If stack_parm is zero on entry, always
5756 make a new stack local. Block move old stack parm if necessary
5757 to new aligned stack local.
5758 (assign_parm_setup_stack): Use a block move to handle
5759 potentially misaligned entry_parm.
5760 (assign_parms_unsplit_complex): Specify required alignment when
5761 creating stack local.
5762 * calls.c (compute_argument_addresses): Override alignment of stack
5763 arg calculated from its type with the alignment given by
5764 FUNCTION_ARG_BOUNDARY.
5765 (store_one_arg): Likewise.
5767 2005-01-11 Jan Beulich <jbeulich@novell.com>
5769 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5770 Change respective itanium_class attribute to ialu.
5771 (shladdp4_internal): New.
5772 * config/ia64/predicates.md (shladd_log2_operand): New.
5774 2005-01-11 Richard Henderson <rth@redhat.com>
5776 * expr.c (store_constructor): Use rtvec_alloc instead of
5777 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5779 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5781 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5783 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5785 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5786 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5787 (TARGET_RWRELOC): Define.
5788 (ia64_rwreloc_section_type_flags): Delete.
5789 (ia64_section_type_flags): New function.
5790 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5791 (TARGET_RWRELOC): Define.
5793 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5796 * config/ia64/ia64.c (process_set): For alloc insn, only call
5797 process_epilogue is !frame_pointer_needed.
5799 2005-01-10 Roger Sayle <roger@eyesopen.com>
5802 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5803 unary operator and can't be treated as a binary/comparison operator.
5805 2005-01-10 Richard Henderson <rth@redhat.com>
5807 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5808 (ix86_return_in_memory): Likewise.
5809 (function_arg_advance): Likewise. Mirror structure in function_arg
5810 for choosing register to advance.
5812 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5814 * tree-vectorizer.c, tree.def: Fix comment typos.
5816 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5818 * config/s390/s390.c (struct processor_costs): 4 new fields:
5819 ddbr, ddr, debr, der.
5820 (s390_rtx_costs): More precise handling of divide instructions.
5822 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5824 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5826 2005-01-10 Jan Beulich <jbeulich@novell.com>
5828 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5829 names resulting from -ffunction-sections/-fdata-sections and linkonce
5831 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5832 based on the section name. Rearrange the section name comparison logic
5833 slightly so that each section name is compared against at most once.
5835 2005-01-10 Ben Elliston <bje@au.ibm.com>
5837 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5838 targets for which -fPIC reduces limitations on the GOT size.
5840 2005-01-09 Falk Hueffner <falk@debian.org>
5842 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5845 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5848 * collect2.c (main): Set aixrtl_flag for -brtl option.
5849 (resolve_lib_name): Search for .so file extension before .a
5852 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5854 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5855 (vect_analyze_data_refs_alignment): Add dump prints.
5857 2005-01-09 Ira Rosen <irar@il.ibm.com>
5859 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5860 expr_invariant_in_loop_p.
5861 Initialize outputs first thing in the function.
5862 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5863 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5864 (vect_analyze_pointer_ref_access): Check that the initial condition of
5865 the access function is loop invariant.
5867 2005-01-09 Richard Henderson <rth@redhat.com>
5869 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5870 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5871 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5872 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5873 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5874 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5875 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5876 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5877 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5878 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5879 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5880 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5881 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5882 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5883 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5884 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5885 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5886 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5887 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5888 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5889 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5890 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5891 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5893 (mmx_clrdi, pavgusb): Remove.
5894 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5895 with leading sse_ prefix.
5896 * config/i386/sse.md: Receive them.
5897 * config/i386/mmx.md: New file.
5898 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5899 (subrv2sf3): Turn into expander for normal subtraction.
5900 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5901 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5902 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5903 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5904 commutative; use ix86_binary_operator_ok.
5905 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5906 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5907 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5908 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5909 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5910 Macroize from existing patterns; use ix86_binary_operator_ok.
5911 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5912 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5913 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5914 with vec_select+vec_concat.
5915 (mmx_pshufw, mmx_pshufw_1): Likewise.
5916 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5917 (mmx_uavgv4hi3): Model correctly.
5918 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5919 _mm_xor_si64): Remove casts.
5921 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5923 PR tree-optimization/19224
5924 * tree-scalar-evolution.c (get_instantiated_value,
5925 set_instantiated_value): New functions.
5926 (instantiate_parameters_1): Cache the results.
5927 (instantiate_parameters, resolve_mixers): Initialize and free
5930 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5932 * config/i386/i386.md (addhi_4): Correct reference in comment.
5935 2005-01-08 Richard Henderson <rth@redhat.com>
5937 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5938 (_mm_cvtsi128_si64x): Likewise.
5939 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5940 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5941 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5942 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5943 * config/i386/i386-protos.h: Update.
5944 * config/i386/i386.c (print_operand): Add 'H'.
5945 (ix86_fixup_binary_operands): Split out from ...
5946 (ix86_expand_binary_operator): ... here.
5947 (ix86_fixup_binary_operands_no_copy): New.
5948 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5949 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5950 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5951 (safe_vector_operand): Use CONST0_RTX.
5952 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5953 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5954 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5955 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5957 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5958 (IX86_BUILTIN_CMPNGESS): New.
5959 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5960 (attr type): Add sselog1.
5961 (attr unit, attr memory): Handle it.
5962 (movti, movti_internal, movti_rex64): Move near other integer moves.
5963 (movtf, movtf_internal): Move near other fp moves.
5964 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5965 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5966 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5967 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5968 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5969 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5970 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5971 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5972 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5973 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5974 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5975 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5976 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5977 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5978 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5979 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5980 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5981 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5982 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5983 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5984 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5985 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5986 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5987 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5988 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5989 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5990 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5991 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5992 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5993 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5994 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5995 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5996 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5997 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5998 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5999 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6000 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6001 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6002 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6003 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6004 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6005 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6006 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6007 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6009 (SSEPUSH, push<SSEPUSH>): Remove.
6010 (MMXPUSH, push<MMXPUSH>): Remove.
6011 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6012 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6013 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6014 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6015 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6016 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6017 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6018 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6019 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6020 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6021 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6022 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6023 (ppro_sse_log_V4SF): Handle sselog1.
6024 * config/i386/predicates.md (const_0_to_1_operand): New.
6025 (const_0_to_255_mul_8_operand): New.
6026 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6027 (const_2_to_3_operand, const_4_to_7_operand): New.
6028 * config/i386/sse.md: New file.
6029 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6030 (sse_movups): Rename from sse_movups_1.
6031 (sse_loadlss): Rename from sse_loadss_1.
6032 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6034 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6035 (absv4sf2, negv2df, absv2df): New.
6036 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6037 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6038 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6039 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6040 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6041 (sse3_addsubv4sf3): Model correctly.
6042 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6043 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6044 (sse_movhlps): Model with vec_select+vec_concat.
6045 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6046 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6047 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6048 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6049 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6050 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6051 sse2_pshufhw_1): Likewise.
6052 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6053 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6054 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6055 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6056 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6057 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6058 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6059 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6060 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6061 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6062 sminv8hi3): Mark commutative
6063 operands. Use ix86_binary_operator_ok.
6064 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6065 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6066 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6067 sse2_punpcklqdq): Allow operand2 in memory.
6068 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6069 sse2_movsd): Add memory alternatives.
6070 (sse_storelps): Turn expander into an insn; split after reload.
6071 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6072 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6074 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6076 * configure.ac (DWARF-2 debug_line): Use objdump.
6077 * configure: Regenerate.
6079 2005-01-08 Jeff Law <law@redhat.com>
6080 Diego Novillo <dnovillo@redhat.com>
6082 PR tree-optimization/18241
6083 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6084 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6085 statements with volatile operands.
6086 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6087 operands after marking a statement with has_volatile_ops.
6089 2005-01-08 Roger Sayle <roger@eyesopen.com>
6091 * tree.c (int_fits_type_p): Always honor integer constant
6092 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6094 2005-01-08 Roger Sayle <roger@eyesopen.com>
6096 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6097 the latent bug in rtl_delete_block has been resolved.
6099 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6101 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6102 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6104 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6106 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6107 library as @multilib_dir@/$(SHLIB_SONAME).
6109 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6111 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6112 * configure: Regenerate.
6114 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6116 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6119 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6122 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6123 Convert non-word aligned offset address using ld/std into
6126 2005-01-07 Richard Henderson <rth@redhat.com>
6128 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6130 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6132 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6134 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6136 PR tree-optimization/19283
6137 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6138 is not shorter than the original type.
6140 PR rtl-optimization/19012
6141 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6143 PR rtl-optimization/18861
6144 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6145 (FULL_STATE): Define.
6146 (mark_tablejump_edge): New function.
6147 (purge_dead_tablejump_edges): New function.
6148 (find_bb_boundaries): Use it.
6150 PR tree-optimization/18828
6151 * builtins.c (expand_builtin_next_arg): Remove argument and all
6152 the argument checking.
6153 (expand_builtin): Adjust caller.
6154 (expand_builtin_va_start): Likewise. Remove error for too many
6156 (fold_builtin_next_arg): Issue error for too many arguments.
6157 After checking arguments, replace them with magic arguments that
6158 prevent further checking of the args.
6160 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6162 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6164 2005-01-06 Roger Sayle <roger@eyesopen.com>
6167 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6168 and %{.S:...} (and their negative variants) to test whether the
6169 input file is assembler or pre-processed-assembler independent of
6170 the actual filename extension.
6172 2005-01-06 Roger Sayle <roger@eyesopen.com>
6174 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6175 of sign or zero extended values.
6177 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6179 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6180 for IBM long double format correctly.
6182 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6184 Fix PR tree-optimization/18792
6186 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6187 to first_loop_depth, and use loop depth instead of loop number.
6188 (build_classic_dir_vector): Ditto.
6189 (compute_data_dependences_for_loop): Use depth, not loop number.
6190 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6191 number. Pass in loops, instead of loop numbers.
6192 (gather_interchange_stats): Ditto.
6193 (linear_transform_loops): Ditto.
6195 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6198 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6199 biv_fits_mode_p, extension_within_bounds_p): New functions.
6200 (check_ext_dependent_givs): Use them.
6202 2005-01-06 Roger Sayle <roger@eyesopen.com>
6204 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6205 more than one barrier, in which case we should delete them all.
6207 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6209 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6211 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6213 Fix PR middle-end/19286
6215 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6216 output this subprogram, simply ignore this attempt to do it again.
6217 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6218 origin attribute if it's not possible.
6219 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6220 (decls_for_scope): Ditto.
6221 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6222 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6224 2005-01-05 Richard Henderson <rth@redhat.com>
6227 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6228 (bdesc_2arg): Use it.
6229 (ix86_expand_binop_builtin): Force operands into registers
6231 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6232 ix86_expand_sse_compare, ix86_expand_sse_comi,
6233 ix86_expand_builtin): Likewise.
6235 2005-01-05 Richard Henderson <rth@redhat.com>
6237 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6239 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6240 (mulv4hi3): Set itanium_class mmmul.
6241 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6242 (fpack): Rename from fpack_sfsf.
6244 2005-01-05 Richard Henderson <rth@redhat.com>
6247 * reload1.c (do_input_reload): Restrict the optimization deleteing
6248 a previous output reload to RELOAD_FOR_INPUT.
6250 2005-01-05 Steven Bosscher <stevenb@suse.de>
6252 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6253 comment that we fall through after case.
6254 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6255 (distribute_links): Likewise.
6256 * cse.c (cse_insn): Likewise.
6257 * cselib.c (cselib_invalidate_mem): Likewise.
6258 * df.c: Update comments at the top of the file.
6259 (read_modify_subreg_p): Update comments here too.
6260 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6261 * flow.c (mark_set_1): Likewise.
6262 (mark_used_regs): Likewise.
6263 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6264 (canon_list_insert): Likewise.
6265 (mark_set): Likewise.
6266 (try_replace_reg): Likewise.
6267 (store_killed_in_insn): Likewise.
6268 * loop.c (count_one_set): Likewise.
6269 (basic_induction_var): Likewise.
6270 * postreload-gcse.c (find_mem_conflicts): Likewise.
6271 * postreload.c (reload_combine_note_store): Likewise.
6272 (move2add_note_store): Likewise.
6273 * reload.c (find_equiv_reg): Likewise.
6274 (mark_referenced_resources): Likewise.
6275 * rtlanal.c (set_noop_p): Likewise.
6276 (note_stores): Likewise.
6277 (note_uses): Likewise.
6278 * sched-deps.c (sched_analyze_1): Likewise.
6279 * sched-rgn.c (check_live_1): Likewise.
6280 (update_live_1): Likewise.
6281 * config/i860/i860.c: Likewise.
6283 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6285 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6287 * doc/rtl.texi: Update documentation for bit-fields and SET.
6289 2005-01-05 Roger Sayle <roger@eyesopen.com>
6291 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6293 2005-01-05 Jan Hubicka <jh@suse.cz>
6294 Richard Henderson <rth@redhat.com>
6297 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6300 2005-01-05 Richard Henderson <rth@redhat.com>
6303 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6304 (sse_shufps): Change operand 3 to const_int_operand.
6305 (sse2_storelps): Fix typo in template.
6306 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6307 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6308 (ix86_expand_builtin): Likewise.
6310 2005-01-05 Julian Brown <julian@codesourcery.com>
6312 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6313 as aggregates for AAPCS ABIs.
6315 2005-01-05 Stan Shebs <shebs@apple.com>
6317 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6318 Mach-O getters if ppc64.
6319 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6321 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6322 signed four-byte field for global code case.
6323 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6325 2005-01-05 Roger Sayle <roger@eyesopen.com>
6328 * c-common.c: Include real.h.
6329 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6330 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6331 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6332 * Makefile.in (c-common.o): Update dependencies.
6334 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6336 * c-parse.in (asm_string): Add trailing semicolon.
6338 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6340 * c-parse.in (asm_string): New. Don't allow wide strings in
6342 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6343 asm_string instead of STRING.
6345 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6347 * c-typeck.c (constructor_no_implicit): Remove.
6348 (set_designator, process_init_element): Don't check
6349 constructor_no_implicit.
6351 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6352 Kaz Kojima <kkojima@gcc.gnu.org>
6355 * lcm.c (create_pre_exit): New.
6356 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6357 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6359 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6361 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6362 -msoft-float in target_float_switch.
6363 * arm.c (arm_override_options): Fix processing of target_float_switch.
6365 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6367 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6370 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6372 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6373 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6375 2005-01-04 Roger Sayle <roger@eyesopen.com>
6377 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6378 if deleting the then-block allows the test-block to fallthru to the
6381 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6384 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6385 after the full declaration if the are in two different TUs.
6387 2005-01-04 Richard Henderson <rth@redhat.com>
6390 * tree-sra.c (generate_one_element_init): Just
6391 call gimplify_and_add.
6392 (generate_element_init): Record the
6393 new referenced variables and mark them for renaming
6394 and split out to ...
6395 (generate_element_init_1): This.
6396 (scalarize_init): Don't call push_gimplify_context/
6397 pop_gimplify_context.
6399 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6401 * toplev.c (get_src_pwd): Handle failure of getpwd().
6403 2005-01-04 Roger Sayle <roger@eyesopen.com>
6405 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6407 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6408 all the cases handled by it are inverted by invert_truthvalue.
6410 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6412 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6413 (save_register_windowsi): Likewise.
6415 2005-01-04 Richard Henderson <rth@redhat.com>
6417 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6419 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6422 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6423 any simplifications of vector mode comparison operators.
6424 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6426 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6427 Devang Patel <dpatel@apple.com>
6429 PR tree-optimization/18308
6430 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6431 the operands before creating a new expression.
6432 * dojump.c (do_jump): Make drop_through_label available
6433 for all cases. Add expansion of COND_EXPR.
6435 2005-01-04 Ira Rosen <irar@il.ibm.com>
6437 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6438 INTEGER_CST instead of TREE_CONSTANT.
6439 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6440 instead of TREE_CONSTANT.
6441 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6442 instead of TREE_CONSTANT.
6444 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6446 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6448 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6451 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6452 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6454 2005-01-03 Richard Henderson <rth@redhat.com>
6456 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6457 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6458 fold_convert_const_real_from_real): Split out from ...
6459 (fold_convert_const): ... here.
6461 2005-01-03 Richard Henderson <rth@redhat.com>
6464 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6465 (mov<MMXMODEI>_internal): Likewise.
6466 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6467 Add V2SF case; use it for SSE1; don't use TI.
6468 (movdf_integer): Likewise.
6469 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6471 2005-01-03 Ira Rosen <irar@il.ibm.com>
6473 * tree-vectorizer.c (vect_strip_conversions): New function.
6474 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6475 check for binary class.
6477 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6481 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6483 * gimple-low.c (mark_blocks_with_used_vars): New function.
6484 (mark_blocks_with_used_subblocks): Ditto.
6485 (mark_used_blocks): Ditto.
6486 (pass_mark_used_blocks): New pass.
6487 * tree-inline.c: Include debug.h.
6488 (expand_call_inline): Call outlining_inline_function here.
6489 * tree-optimize.c (init_tree_optimization_passes): Add
6490 pass_mark_used_blocks.
6491 * tree-pass.h (pass_mark_used_blocks): New.
6492 * Makefile.in (tree-inline.o): Add debug.h dependency.
6494 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6496 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6497 VAR_DECLs to have weak_import attribute.
6499 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6502 2004-01-03 Steven Bosscher <stevenb@suse.de>
6504 * passes.c (rest_of_compilation): Don't run regmove if only
6505 flag_expensive_optimizations, require flag_regmove instead.
6507 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6509 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6511 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6512 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6513 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6514 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6516 2005-01-03 Richard Henderson <rth@redhat.com>
6518 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6519 (ia64_const_ok_for_letter_p): New.
6520 (ia64_const_double_ok_for_letter_p): New.
6521 (ia64_extra_constraint): New.
6522 (ia64_expand_vecint_compare): New.
6523 (ia64_expand_vcondu_v2si): New.
6524 (ia64_expand_vecint_cmov): New.
6525 (ia64_expand_vecint_minmax): New.
6526 (ia64_print_operand): Add 'v'.
6527 (ia64_preferred_reload_class): New.
6528 (ia64_vector_mode_supported_p): New.
6529 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6530 (PREFERRED_RELOAD_CLASS): Move to function.
6531 (CONST_OK_FOR_LETTER_P): Move to function.
6532 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6533 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6534 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6535 (EXTRA_CONSTRAINT): Move to function.
6536 * config/ia64/ia64.md: Include vect.md.
6537 (itanium_class): Add mmalua.
6539 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6541 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6542 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6544 (const_int_2bit_operand): New.
6545 (fr_reg_or_0_operand): New.
6546 * config/ia64/ia64-modes.def: Add vector modes.
6547 * config/ia64/ia64-protos.h: Update.
6548 * config/ia64/vect.md: New file.
6550 2005-01-03 Richard Henderson <rth@redhat.com>
6552 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6554 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6557 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6559 (log1pdf2): Change mode of operands[0,1] to DFmode.
6561 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6563 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6564 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6565 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6566 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6567 SPARC_RELAXED_ORDERING.
6569 2005-01-03 Richard Henderson <rth@redhat.com>
6570 Uros Bizjak <uros@kss-loka.si>
6573 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6574 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6575 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6577 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6578 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6579 const_pow2_1_to_128_operand): New predicates.
6581 2005-01-02 Greg McGary <greg@mcgary.org>
6583 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6585 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6586 object. [ptr_type]: Remove unused variable.
6587 Remember nearest addressable array-element or record-component
6588 when checking bitfield components. Tolerate empty BIND_EXPR.
6590 2005-01-01 Richard Henderson <rth@redhat.com>
6592 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6593 that don't narrow the value. Fail for other conversions.
6595 2005-01-01 Richard Henderson <rth@redhat.com>
6598 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6599 * c-lang.c (finish_file): Don't do it here.
6600 * objc/objc-act.c (objc_finish_file): Likewise.
6602 * cgraph.c (decl_assembler_name_equal): New.
6603 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6604 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6605 * cgraph.h (struct cgraph_varpool_node): Add next.
6606 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6607 * varasm.c (assemble_alias): Mark the target as needed.
6609 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6612 * function.c (get_arg_pointer_save_area): Use entry_of_function
6613 instead of get_insns.
6615 2005-01-01 Roger Sayle <roger@eyesopen.com>
6616 Andrew Pinski <pinskia@physics.uc.edu>
6617 James E. Wilson <wilson@specifixinc.com>
6619 PR rtl-optimization/12092
6620 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6623 2005-01-01 Roger Sayle <roger@eyesopen.com>
6624 Olivier Hainque <hainque@act-europe.fr>
6626 * tree.c (int_fits_type_p): A narrower type always fits in a
6627 wider one, except for negative values into unsigned types.
6629 2005-01-01 Roger Sayle <roger@eyesopen.com>
6631 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6632 with the original constant rather than require TREE_OVERFLOW.
6634 2005-01-01 Steven Bosscher <stevenb@suse.de>
6637 * c-decl.c (finish_function): If compiling C99, annotate the
6638 compiler generated return with the current file name and line 0.
6639 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6640 the source line is greater than 0.
6641 (remove_bb): Likewise.
6643 See ChangeLog.12 for earlier changes.