1 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8 * c-lex.c (c_lex_with_flags): Add parameter to call to
11 2005-03-11 Per Bothner <per@bothner.com>
13 * c-tree.h (struct c_declarator): New id_loc field.
14 * c-pragma.h (c_lex_with_flags): Take position reference.
15 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
16 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
17 (c_lex): Pass dummy location to c_lex_with_flags.
18 * c-parser.c (c_lex_one_token): Set c_token's location using
19 c_lex_with_flags, instead of input_location, which might be "ahead".
20 (c_parser_direct_declarator): Set declarator's id_loc from
22 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
23 declarator's id_loc, rather than probably-imprecise input_location.
24 (build_id_declarator): Initialize c_declarator's id_loc field.
26 2005-03-11 Roger Sayle <roger@eyesopen.com>
29 * builtins.c (expand_builtin_signbit): Force the signbit's word
30 into an integer register to avoid SUBREGs of floating point modes.
32 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
34 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
35 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
36 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
37 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
39 2005-03-11 David Edelsohn <edelsohn@gnu.org>
41 PR rtl-optimization/20306
42 * expr.c (emit_move_complex): Set try_int false if mode is
43 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
44 emit_block_move if try_int is true.
46 2005-03-11 Richard Henderson <rth@redhat.com>
49 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
50 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
53 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
55 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
56 (TARGET_FIX_VR4130): New macro.
57 (TARGET_OPTIONS): Add -mfix-vr4130.
58 (ISA_HAS_MACCHI): New macro.
59 (ASM_SPEC): Add -mfix-vr4130.
60 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
61 (override_options): Handle mips_fix_vr4130_string.
62 (mips_avoid_hazards): Clear all_noreorder_p
63 if we're working around VR4130 errata and the macc alternatives
65 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
66 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
67 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
68 (MULTILIB_DEFAULTS): Remove leading "march=".
69 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
70 if no architecture option is given.
71 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
73 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
74 * doc/invoke.texi: Document -mfix-vr4130.
76 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
78 * config/mips/mips.c (override_options): Only warn about -mint64
79 deprecation if TARGET_INT64.
81 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
83 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
84 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
85 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
86 are non-specific regarding the nonnull parameter positions.
87 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
88 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
89 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
90 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
92 * builtins.def: Use the non-specific "nonnull" attibute lists.
94 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
96 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
97 single_pred_edge, single_succ, single_pred): Improve comments.
99 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
101 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
102 single_pred_edge, single_succ, single_pred): New inline functions.
103 * bb-reorder.c (rotate_loop, find_traces_1_round,
104 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
105 duplicate_computed_gotos): Use the single_succ/pred functions.
106 * cfganal.c (forwarder_block_p): Ditto.
107 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
108 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
109 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
110 merge_seq_blocks): Ditto.
111 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
112 * cfglayout.c (fixup_reorder_chain): Ditto.
113 * cfgloop.c (mark_single_exit_loops, update_latch_info,
114 canonicalize_loop_headers, verify_loop_structure): Ditto.
115 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
116 mfb_update_loops, create_preheader, force_single_succ_latches,
117 create_loop_notes): Ditto.
118 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
119 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
120 commit_one_edge_insertion, purge_dead_edges,
121 cfg_layout_can_merge_blocks_p): Ditto.
122 * except.c (sjlj_emit_function_enter): Ditto.
123 * flow.c (init_propagate_block_info): Ditto.
124 * function.c (thread_prologue_and_epilogue_insns): Ditto.
125 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
126 insert_insn_end_bb): Ditto.
127 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
128 find_if_case_2): Ditto.
129 * lambda-code.c (perfect_nestify): Ditto.
130 * lcm.c (optimize_mode_switching): Ditto.
131 * loop-doloop.c (doloop_modify): Ditto.
132 * loop-init.c (loop_optimizer_init): Ditto.
133 * loop-iv.c (simplify_using_initial_values): Ditto.
134 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
135 * loop-unswitch.c (unswitch_loop): Ditto.
136 * modulo-sched.c (generate_prolog_epilog): Ditto.
137 * predict.c (combine_predictions_for_insn, estimate_probability,
138 tree_estimate_probability, last_basic_block_p,
139 estimate_bb_frequencies): Ditto.
140 * profile.c (branch_prob): Ditto.
141 * regrename.c (copyprop_hardreg_forward): Ditto.
142 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
143 * tracer.c (layout_superblocks): Ditto.
144 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
145 cfg_remove_useless_stmts_bb, cleanup_control_flow,
146 cleanup_control_expr_graph, disband_implicit_edges,
147 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
148 tree_verify_flow_info, tree_make_forwarder_block,
149 tree_forwarder_block_p, remove_forwarder_block,
150 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
151 * tree-if-conv.c (tree_if_conversion): Ditto.
152 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
153 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
154 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
155 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
156 copy_loop_headers): Ditto.
157 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
158 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
159 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
160 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
161 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
162 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
163 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
164 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
165 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
166 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
167 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
168 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
169 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
170 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
171 slpeel_add_loop_guard): Ditto.
173 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
175 PR tree-optimization/15784
176 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
179 * stmt.c (expand_case): Don't change index_type. Convert minval
182 PR tree-optimization/20130
183 * fold-const.c (fold): Fold x * -1 into -x.
185 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
187 PR rtl-optimization/20331
188 * rtlanal.c (modified_between_p): Check its address first for MEM.
189 (modified_in_p): Likewise.
191 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
193 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
195 2005-03-10 Steven Bosscher <stevenb@suse.de>
197 * expr.c (expand_expr_real_1): If possible, use a conditional
198 move for expanding MIN_EXPR and MAX_EXPR.
199 Use temp for moving around rtx-en.
201 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
204 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
207 2005-03-10 Roger Sayle <roger@eyesopen.com>
209 * builtins.c (expand_builtin_signbit): Extend to handle floating
210 point modes wider than the largest integer type, using the
211 operand_subword_force function to obtain the signbit's word.
213 2005-03-10 Jakub Jelinek <jakub@redhat.com>
216 * combine.c (try_combine): If recog_for_combine added CLOBBERs
217 to NEWI2PAT, fail to combine if they are used by NEWPAT.
219 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
221 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
223 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
225 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
227 (perform_edge_inserts): Unconditionally call
230 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
232 2005-03-10 Bob Wilson <bob.wilson@acm.org>
234 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
236 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
238 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
240 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
242 (rtl_register_value_prof_hooks,
243 tree_value_profile_transformations,
244 tree_register_value_prof_hooks): Likewise.
245 * var-tracking.c (stack_adjust_offset_pre_post,
246 variable_htab_free, variable_union, dataflow_set_different_2,
247 count_uses, variable_was_changed, set_frame_base_location,
248 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
249 vt_add_function_parameters): Likewise.
250 * varasm.c (named_section_real, named_section, make_decl_rtl,
251 asm_emit_uninitialised, assemble_integer, decode_addr_const,
252 const_hash_1, compare_constant, copy_constant, force_const_mem,
253 output_constant_pool_2, output_constant_pool_1, output_constant,
254 output_constructor, make_decl_one_only, decl_tls_model,
255 default_no_named_section, default_elf_select_section_1,
256 default_unique_section_1): Likewise.
257 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
258 * vmsdbgout.c (addr_const_to_string): Likewise.
261 * function.c (struct assign_parm_data_one): Remove last_named
263 (assign_parm_find_data_types): Don't determine last_named.
264 Reorder named_parm determination.
265 (assign_parms): Only setup varargs on the last non-varadic
268 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
270 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
271 sda base address on medium model.
273 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
275 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
276 * cfgloop.c (flow_loop_nodes_find): Export.
277 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
279 * cfgloopmanip.c (fix_loop_structure): New function.
280 * predict.c (predict_loops): Clean up the loops information.
281 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
282 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
284 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
285 (rewrite_into_loop_closed_ssa): Declaration changed.
286 * tree-loop-linear.c (linear_transform_loops): Add argument to
287 rewrite_into_loop_closed_ssa call.
288 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
289 * tree-ssa-loop-im.c (move_computations): Ditto.
290 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
291 * tree-vectorizer.c (vectorize_loops): Ditto.
292 * tree-optimize.c: Include cfgloop.h.
293 (execute_todo): Choose whether to call cleanup_tree_cfg or
294 cleanup_tree_cfg_loop.
295 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
296 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
298 cleanup_tree_cfg_loop call.
299 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
300 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
303 2005-03-10 Jakub Jelinek <jakub@redhat.com>
306 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
307 with multiple alternatives.
309 * stmt.c (parse_output_constraint): Fix a typo.
311 2005-03-09 Bob Wilson <bob.wilson@acm.org>
313 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
314 assembly directive instead of deprecated "no-generics".
316 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
318 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
319 for non-offsettable memory references to cope with outstanding reload
321 * config/s390/s390.md ("reload_outti"): Call find_replacement to
322 avoid losing outstanding address reloads.
323 ("reload_outdi", "reload_outdf"): Likewise.
325 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
327 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
328 code. Add more cbrt transformations.
330 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
334 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
336 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
337 NULL_TREE when a given tree is not simplified.
338 (fold): Return the original tree when any of the functions
339 mentioned above NULL_TREE.
341 * fold-const.c (fold_unary, fold_binary): Take decomposed
342 arguments, code, type, op0, and op1 in case of fold_binary.
343 (fold): Update calls to fold_unary and fold_binary.
345 2005-03-09 Roger Sayle <roger@eyesopen.com>
347 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
348 a fndecl and an arglist instead of a CALL_EXPR, exp.
350 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
352 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
354 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
356 * expr.c (expand_assignment): Remove orig_to_rtx.
358 * fold-const.c (int_const_binop): Remove no_overflow.
360 * ifcvt.c (noce_emit_move_insn): Remove inmode.
362 * loop-iv.c (get_biv_step_1): Remove lhs.
364 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
366 * real.c (real_nan): Remove neg.
368 * function.c (thread_prologue_and_epilogue_insns): Remove i
371 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
374 * tree-eh.c (tree_could_trap_p): Remove idx.
376 * tree-into-ssa.c (ann): Remove ann.
378 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
380 * tree-sra.c (decide_block_copy): Remove inst_count.
382 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
384 * tree-ssa-loop-im.c (lhs): Remove.
386 * cfgbuild.c (state, STATE, SET_STATE,
387 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
389 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
390 (find_basic_blocks): Set the state of each basic block to
393 2005-03-08 Jeff Law <law@redhat.com>
395 * tree-cfg.c (cleanup_control_flow): If removal of a computed
396 goto results in the removal of edges in the CFG, then we need
397 to recompute dominators.
399 2005-03-09 Ben Elliston <bje@au.ibm.com>
401 * c-common.c (c_do_switch_warnings): Comment fix.
403 2005-03-08 Julian Brown <julian@codesourcery.com>
405 * Patch from 2005-03-08 reverted for causing regressions and
406 ppc-darwin bootstrap failure.
408 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
410 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
411 Define the real function for ppc-darwin.
412 * c-typeck.c (convert_arguments): Check for target-specific
413 invalid argument call to unprototyped function.
414 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
416 * target.h (invalid_arg_for_unprototyped_fn): New field
418 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
420 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
423 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
425 * c-typeck.c (constructor_stack, constructor_range_stack,
426 initializer_stack): Make them static.
428 * cfg.c (rbi_pool): Make it static.
430 * gimple-low.c (lower_stmt_body): Make it static.
431 * tree-flow.h: Remove the corresponding prototype. Don't
434 * sched-deps.c (cache_size): Make it static.
436 * stor-layout.c (lang_adjust_rli): Make it static.
438 2005-03-08 Julian Brown <julian@codesourcery.com>
440 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
441 from being used for symbols with vague linkage when
442 HAVE_GAS_COMDAT_GROUP is true.
444 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
446 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
447 nlabel == JUMP_LABEL (jump).
449 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
451 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
452 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
453 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
454 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
456 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
459 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
460 * c-common.c (handle_returns_twice): New function.
461 (c_common_attribute_table): Declare eturns_twice' attribute.
462 * doc/extend.texi: Document eturns_twice' attribute.
463 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
464 (struct tree_decl): Add returns_twice_flag.
466 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
468 * tree-ssa-phiopt.c: Fix a comment typo.
470 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
471 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
472 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
475 2005-03-08 Richard Henderson <rth@redhat.com>
477 * config/alpha/alpha.c (code_for_builtin): Replace special-case
478 builtin codes with ctzdi2, clzdi2, popcountdi2.
479 (struct alpha_builtin_def): Add is_const.
480 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
481 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
482 (alpha_init_builtins): Init them. Set nothrow and const attributes
484 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
485 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
486 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
487 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
488 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
489 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
490 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
491 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
492 (TARGET_FOLD_BUILTIN): New.
493 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
494 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
496 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
498 2005-03-08 Ira Rosen <irar@il.ibm.com>
500 PR tree-optimization/20122
501 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
502 condition of access function instead of base.
504 2005-03-07 Jeff Law <law@redhat.com>
505 Steven Bosscher <stevenb@suse.de>
507 * tree-cfg.c (find_taken_edge_computed_goto): New function.
508 (find_taken_edge): Call find_taken_edge_computed_goto as
509 appropriate. Allow any gimple invariant rather than just
511 (cleanup_control_flow): Cleanup a computed goto which has turned
513 (tree_merge_blocks): If block B has any forced labels, move
514 them to the start of block A.
515 * tree-ssa-dom.c (thread_across_edge): Allow threading across
516 computed gotos as well.
517 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
518 removal of unnecessary computed gotos too.
519 (lookup_redirection_data): Fix type of INSERT argument. Callers
522 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
524 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
525 Remove trailing spaces.
527 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
528 unshare_all_trees): Make them static.
529 * tree-gimple.h: Remove the corresponding prototypes.
531 * diagnostic.h: Remove unused prototype
533 * modulo-sched.c: Remove unused prototype
534 set_row_column_for_ps.
536 * tree-ssa-phiopt.c (tree_ssa_phiopt,
537 replace_phi_edge_with_variable): Remove unused variable i.
539 2005-03-07 Per Bothner <per@bothner.com>
541 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
543 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
546 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
547 bbs on the COND_EXPR instead of the PHI_NODEs.
548 (candidate_bb_for_phi_optimization): Remove.
549 (replace_phi_with_stmt): Rename to ...
550 (replace_phi_edge_with_variable): this and change so that we
551 replace the phi argument instead of removing the PHI.
552 (conditional_replacement): Change so we deal with PHI with more
554 (value_replacement): Likewise.
555 (abs_replacement): Likewise.
557 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
559 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
560 output_e500_flip_gt_bit.
562 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
564 (rs6000_generate_compare): Fix logic to look at the correct bits.
565 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
567 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
568 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
569 gen_move_from_CR_gt_bit.
571 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
572 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
573 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
575 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
576 (E500_CR_IOR_COMPARE): New constant.
578 2005-03-08 Earl Chew <earl_chew@agilent.com>
579 David Billinghurst <David.Billinghurst@riotinto.com>
581 * config/i386/host-cygwin.c: New file to support precompiled
583 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
584 * config.host: Use above files for cygwin host.
586 2005-03-07 David Edelsohn <edelsohn@gnu.org>
588 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
589 ordering ops from earlier change.
591 2005-03-07 Per Bothner <per@bothner.com>
593 Various fixes to allow us to again build if --enable-mapped-location:
594 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
595 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
596 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
597 local variable loc. Change logic appropriately.
598 * tree-vect-transform.c (vect_finish_stmt_generation): Use
599 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
600 * c-parser.c (c_parser_for_statement): Initialize loc variable.
601 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
602 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
604 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
606 PR rtl-optimization/19683
607 * reload1.c (choose_reload_regs): Pass the number of bits, not the
608 number of bytes, to smallest_int_for_mode. Fix arguments to
609 REG_CANNOT_CHANGE_MODE_P.
611 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
613 * reorg.c (relax_delay_slots): Check that the jump is
614 conditional before trying to invert it.
616 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
618 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
621 * calls (stack_arg_under_construction): Make it static.
623 * flow.c (regs_live_at_setjmp): Make it static.
624 * flow.h: Remove the corresponding prototype.
626 * reload1.c (reload_startobj, reload_firstobj,
627 something_needs_operands_changed, reload_inherited,
628 reload_inheritance_insn, reload_override_in,
629 reload_spill_index): Make them static.
631 * recog.c (verify_changes): Make it static.
632 * recog.h: Remove the corresponding prototype.
634 * cfgbuild.c (find_sub_basic_blocks): Remove.
635 * basic-block.h: Remove the corresponding prototype.
636 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
638 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
640 * tree-ssa-operands.c (check_build_stmt): Remove.
642 * stor-layout.c (set_alignment): Remove.
643 * tree.h: Remove the corresponding prototype.
645 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
647 * tree-ssa-dce.c (control_dependence_map,
648 visited_control_parents): Make them static.
650 * cfghooks.c (verify_flow_info): Remove local variable
653 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
656 * loop-unswitch.c (unswitch_loop): Remove local variable src.
658 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
660 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
662 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
664 * config/ia64/hpux.h (LINK_SPEC): Add -z.
665 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
666 PARALLEL for an empty structure.
668 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
670 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
672 * fold-const.c (fold_binary): Unroll the very first "for"
675 2005-03-06 David Edelsohn <edelsohn@gnu.org>
677 * config/rs6000/predicates.md (branch_comparison_operator): Remove
678 redundant match_code test.
679 (scc_comparison_operator): Swap match_operand and match_code
681 (branch_positive_comparison_operator): Same.
682 (trap_comparison_operator): Use comparison_operator and swap with
685 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
688 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
689 (out_movhi_r_mr): Read low byte of volatile MEM first.
690 (out_movhi_mr_r): Write high byte of volatile MEM first.
692 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
694 * cselib.c (reg_values, reg_values_size): Make them static.
696 * cse.c (cse_reg_info_table): Make it static.
698 * fold-const.c (fold_unary): Use build1 instead of copy_node.
700 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
702 * cse.c (find_best_addr): Use canon_for_address.
704 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
706 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
707 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
708 SUBREG and MEM, respectively.
710 * fold-const.c (fold_binary): Use code instead of t.
712 * fold-const.c (optimize_minmax_comparison): Take decomposed
713 arguments code, type, op0, and op1 instead of t.
714 (fold_binary): Update a call to optimize_minmax_comparison.
716 * fold-const.c (fold_range_test): Take decomposed arguments
717 code, type, op0, and op1 instead of t.
718 (fold_binary): Update a call to fold_range_test.
720 * fold-const.c (fold_binary_op_with_conditional_arg): Take
721 decomposed arguments code, type, op0, and op1 instead of t.
722 (fold_binary): Update a call to fold_range_test.
724 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
726 * fold-const.c (fold_binary): Avoid directly using the original
727 expression t as much as possible.
729 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
731 * c-semantics.c (build_stmt): Use TYPE_P instead of
732 IS_NON_TYPE_CODE_CLASS.
733 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
734 (NON_TYPE_CHECK): Use TYPE_P instead of
735 IS_NON_TYPE_CODE_CLASS.
737 * fold-const.c (fold): Remove handling of binary expressions.
739 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
741 * doc/c-tree.texi: Wrap comments in @r{}.
742 * doc/cpp.texi: Likewise.
743 * doc/cppinternals.texi: Likewise.
744 * doc/extend.texi: Likewise.
745 * doc/md.texi: Likewise.
746 * doc/objc.texi: Likewise.
747 * doc/sourcebuild.texi: Likewise.
748 * doc/tm.texi: Likewise.
751 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
753 * predict.c (apply_return_prediction): Standardize PHI chain
755 * tree-ssa.c (ssa_redirect_edge): Likewise.
757 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
758 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
761 * tree-phinodes.c (remove_phi_node): Drop the last argument.
762 * tree-flow.h: Adjust the prototype for remove_phi_node.
763 * lambda-code.c (perfect_nestify): Adjust a call to
766 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
767 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
769 * tree-ssa-dce.c (remove_dead_phis): Likewise.
770 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
771 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
772 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
774 * combine.c (simplify_and_const_int): Use gen_int_mode instead
775 of GEN_INT (trunc_int_for_mode (...)).
776 * loop-iv.c (iv_number_of_iterations): Likewise.
777 * postreload.c (reload_cse_move2add): Likewise.
778 * simplify-rtx.c (simplify_const_unary_operation,
779 simplify_const_binary_operation): Likewise.
780 * stor-layout.c (get_mode_bounds): Likewise.
782 * fold-const.c (fold_binary): New.
783 (fold): Call fold_binary on binary expressions.
785 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
787 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
788 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
789 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
790 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
791 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
793 2005-03-04 Devang Patel <dpatel@apple.com>
795 PR tree-optimization/18815
796 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
797 loops with zero exit edges.
799 2005-03-04 Devang Patel <dpatel@apple.com>
801 * doc/invoke.texi: Remove reference to webpage that does not exist.
803 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
804 Joseph S. Myers <joseph@codesourcery.com>
807 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
808 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
809 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
810 * pa.c (get_plabel): Change argument to symbol_ref. Call
811 maybe_get_identifier instead of get_identifier.
812 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
813 (struct deferred_plabel): Replace name field with symbol field.
814 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
815 ASM_OUTPUT_EXTERNAL_REAL is defined.
816 (output_global_address): Use output_addr_const for output of all
818 (output_deferred_plabels): Use symbol_ref instead of name for address
820 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
821 ASM_OUTPUT_SYMBOL_REF): New macros.
822 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
824 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
827 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
829 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
830 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
832 2005-03-04 Jeff Law <law@redhat.com>
834 * basic-block.h (rediscover_loops_after_threading): Declare.
835 * tree-ssa-dom.c: Include cfgloop.h.
836 (tree_ssa_dominator_optimize): Discover loops and some basic
837 properties. Remove forwarder blocks recreated by loop header
838 canonicalization. Also mark backedges in the CFG.
839 * tree-ssa-threadupdate.c: Include cfgloop.h
840 (rediscover_loops_after_threading): Define.
841 (struct local_info): New field, JUMP_THREADED.
842 (prune_undesirable_thread_requests): New function.
843 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
844 then record that fact for the callers of redirct_edges.
845 (thread_block): If BB has incoming backedges, then call
846 prune_undesirable_thraed_requests. Note when we are
847 going to have to rediscover loop information. Return a
848 boolean indicating if any jumps were threaded.
849 (thread_through_all_blocks): Bubble up boolean indicating
850 if any jumps were threaded.
851 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
852 (tree-ssa-threadupdate.o): Similarly.
854 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
856 * fold-const.c (fold_ternary): Unroll the "for" loop to
859 2005-03-04 Andrew Haley <aph@redhat.com>
861 * unwind-dw2-fde-glibc.c (struct
862 unw_eh_callback_data.check_cache): New field.
863 (frame_hdr_cache): New.
864 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
865 Cache frame header info.
867 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
869 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
870 (print_c_condition): Declare.
871 * read-rtl.c (ptr_loc): New structure.
872 (ptr_locs, ptr_loc_obstack, joined_conditions)
873 (joined_conditions_obstack): New variables.
874 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
875 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
876 (join_c_conditions, print_c_condition): New functions.
877 (apply_macro_to_string): Associate the new string with the same
878 source location as the old one.
879 (add_condition_to_string): Use join_c_conditions.
880 (read_string): Use set_rtx_ptr_loc to record a filename and line
881 number for the string.
882 (read_rtx): Initialize the new variables above.
883 * genattrtab.c (write_test_expr, write_attr_value): Use
885 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
886 comment above the GCC_VERSION check.
887 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
888 Inline the definition of MAYBE_EVAL.
889 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
890 * genoutput.c (process_template): Likewise.
891 * genpreds.c (write_predicate_subfunction): Likewise.
892 (write_predicate_expr): Use print_c_condition.
893 * genrecog.c (write_cond): Likewise.
894 * gensupport.c (process_rtx): Use join_c_conditions to join the
895 conditions of a define_insn_and_split. Record a source location
896 for the string after the "&&".
897 (alter_test_for_insn): Use join_c_conditions.
899 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
902 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
903 PR tree-optimization/15784
904 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
907 2005-03-04 Ben Elliston <bje@au.ibm.com>
909 * gcc.c (option_map): Add --coverage.
910 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
911 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
912 * config/darwin.h: Pass -lgcov for `coverage'.
913 * doc/invoke.texi (Debugging Options): Document --coverage.
915 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
917 * gcse.c (bypass_block): Use find_edge wherever possible.
919 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
923 * c-opts.c (c_common_parse_file): Call start_source_file
924 and end_source_file at the approriate times.
926 * dwarf2out.c (dwarf2out_finish): Don't auto-end
927 the main file, it will be done for us now.
929 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
931 * fold-const.c (fold_ternary): New.
932 (fold): Call fold_ternary on ternary expressions. Remove
933 handling of ternary expressions.
935 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
937 PR tree-optimization/15784
938 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
941 2005-03-03 David Edelsohn <edelsohn@gnu.org>
943 * config/rs6000/predicates.md (branch_comparison_operator):
944 Convert from C block to conditional format.
946 2005-03-03 Jan Hubicka <jh@suse.cz>
948 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
949 and non-constant public variables.
951 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
953 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
956 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
959 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
960 calls to release_ssa_name and release_phi_node.
962 * fold-const.c (fold): Remove handling of unary expressions.
964 * fold-const.c (fold_unary): Avoid directly using the original
965 expression t as much as possible.
967 2005-03-03 Roger Sayle <roger@eyesopen.com>
968 Andrew Pinski <pinskia@physics.uc.edu>
970 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
971 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
973 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
975 Describe special registers SRP and MOF as allocatable registers.
976 * config/cris/cris.c (cris_md_asm_clobbers): New function.
977 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
978 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
979 TARGET_HAS_MUL_INSNS.
980 (cris_print_operand) <case 'd'>: New case.
981 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
982 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
984 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
985 (REG_ALLOC_ORDER): Update for MOF.
986 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
988 (GENERAL_REGS): No longer a define of ALL_REGS.
989 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
990 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
992 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
993 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
994 (SECONDARY_RELOAD_CLASS): Define.
995 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
996 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
997 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
998 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
999 (REGISTER_MOVE_COST): Define.
1000 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1001 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1002 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1003 (CRIS_MOF_REGNUM): New define_constants.
1004 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1006 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1008 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1009 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1010 Adjust for MOF being properly described as a register.
1011 (indir_to_reg_split): Name this split. Conditionalize on the
1012 destination register being a general register.
1013 (movei): Conditionalize on on operands 0 and 1 having the same
1016 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1019 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1020 -mcpu to override any other explicitly given flags.
1022 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1024 * recog.c (verify_changes, confirm_change_group): New functions,
1025 broken out of apply_change_group.
1026 (apply_change_group): Use them.
1027 * recog.h (verify_change, confirm_change_group): Declare.
1028 * rtl.h (redirect_jump_2): Declare.
1029 * jump.c (redirect_exp, invert_exp): Delete.
1030 (invert_exp_1): Take second parameter. Return value. Changed caller.
1031 (redirect_jump_2): New function, broken out of redirect_jump.
1032 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1033 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1034 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1036 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1038 * varasm.c (named_section): Use xstrdup rather than doing it by
1041 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1043 2005-03-02 Devang Patel <dpatel@apple.com>
1045 Undo PR tree-optimization/18815 fix.
1047 2005-03-02 Devang Patel <dpatel@apple.com>
1049 PR tree-optimization/18815
1050 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1051 loops with zero exit edges.
1053 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1055 * cfg.c (connect_src, connect_dest, disconnect_src,
1056 disconnct_dest): New.
1057 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1058 redirect_edge_pred): Use the new functions.
1060 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1061 free_dominance_info only when needed.
1063 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1066 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1067 (reg_or_sub_cint64_operand): Same.
1069 2005-03-02 Jeff Law <law@redhat.com>
1071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1072 CFG_ALTERED in the main DOM iteration loop.
1074 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1077 * varasm.c (initializer_constant_valid_p): Allow conversions
1078 between OFFSET_TYPEs. Tidy.
1080 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1082 * config/cris/cris.md ("return"): Remove epilogue delay list
1085 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1087 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1089 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1091 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1093 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1094 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1095 config/m68k/m68k.c, config/mips/mips.h,
1096 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1097 doc/include/gcc-common.texi: Update copyright.
1099 PR middle-end/18029 and PR middle-end/18030
1100 * expr.c (optimize_bitfield_assignment_op): Add a special case
1101 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1103 * fold-const.c (fold_unary): New.
1104 (fold): Call fold_unary on unary expressions.
1106 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1108 * cgraph.h (struct cgraph_edge): Add prev_caller and
1110 (cgraph_node_remove_callees): Export.
1111 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1113 (cgraph_edge_remove_callee): New function.
1114 (cgraph_edge_remove_caller): Likewise.
1115 (cgraph_remove_edge): Use.
1116 (cgraph_redirect_edge_callee): Likewise.
1117 (cgraph_node_remove_callees): New function.
1118 (cgraph_node_remove_callers): Likewise.
1119 (cgraph_remove_node): Use.
1120 * tree-optimize.c (tree_rest_of_compilation): Use
1121 cgraph_node_remove_callees instead of manual loop.
1122 * cgraphunit.c (cgraph_finalize_function): Likewise.
1123 (cgraph_expand_function): Likewise.
1124 (cgraph_remove_unreachable_nodes): Likewise.
1126 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1129 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1131 * c-decl.c (undeclared_variable): Take location as argument.
1132 * c-typeck.c (build_external_ref): Likewise.
1133 * c-parser.c (c_parser_postfix_expression): Pass location of
1134 identifier to build_external_ref.
1136 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1138 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1139 CCEQ mode for branch_positive_comparison_operator test.
1140 * config/rs6000/predicates (branch_comparison_operator): Revert to
1142 (scc_comparison_operator): Same.
1143 (branch_positive_comparison_operator): Same.
1145 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1147 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1148 (cris_delay_slots_for_epilogue): Remove.
1149 (save_last): Move into cris_target_asm_function_epilogue.
1150 (cris_target_asm_function_epilogue): Remove tests for file being
1152 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1153 (cris_delay_slots_for_epilogue): Remove prototypes.
1154 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1155 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1157 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1159 * config/rs6000/predicates.md (branch_comparison_operator): Change
1160 to define_special_predicate.
1161 (scc_comparison_operator): Same.
1162 (branch_positive_comparison_operator): Same.
1164 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1166 * Makefile.in (tree-ssa-sink.o): New.
1167 (OBJS-common): Add tree-ssa-sink.o.
1168 * common.opt: Add -ftree-sink
1169 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1170 * timevar.def (TV_TREE_SINK): new timevar.
1171 * tree-flow.h (is_hidden_global_store): Prototype.
1172 * tree-optimize.c (init_tree_optimization_passes): Add
1174 * tree-pass.h (pass_sink_code): New.
1175 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1176 for non-obvious global store store to is_hidden_global_store, and
1177 call that new function.
1178 * tree-ssa-sink.c: New file.
1179 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1180 * doc/passes.texi: Document forward store motion.
1181 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1182 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1183 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1184 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1186 2005-03-01 Per Bothner <per@bothner.com>
1188 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1189 and we have a non-zero column-number, add it to the message.
1190 Also factor out the diagnostic_kind_text.
1192 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1194 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1195 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1196 flow_loop_scan): Removed.
1197 (flow_loop_dump): Do not dump removed fields.
1198 (flow_loop_free): Do not free removed fields.
1199 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1200 (loop_exit_edge_p): New function.
1201 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1202 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1203 num_exits, exits_doms.
1204 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1205 LOOP_EDGES, LOOP_ALL): Removed.
1206 (flow_loop_scan): Declaration removed.
1207 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1208 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1210 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1211 (if_convert): Call flow_loops_find and flow_loops_free
1212 when calling mark_loop_exit_edges.
1213 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1214 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1215 free_dominance_info calls.
1216 * loop-init.c (flow_loops_find): Ditto.
1217 * passes.c (rest_of_handle_branch_prob): Ditto.
1218 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1219 * loop-unroll.c (analyze_insns_in_loop): Do not use
1221 * predict.c (predict_loops): Do not call flow_loop_scan.
1222 Use get_loop_exit_edges.
1223 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1224 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1225 Do not use EDGE_LOOP_EXIT.
1226 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1227 to bb_with_exit_edge_p.
1228 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1229 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1230 to bb_with_exit_edge_p.
1231 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1233 * tree-loop-linear.c (linear_transform_loops): Do not call
1234 flow_loop_scan. Use loop->single_exit.
1235 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1236 (vect_analyze_loop_form): Do not call flow_loop_scan.
1237 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1239 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1241 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1242 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1243 slpeel_tree_duplicate_loop_to_edge_cfg,
1244 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1245 Use loop_preheader_edge and loop->single_exit. Do not call
1248 2005-03-01 Nick Clifton <nickc@redhat.com>
1250 * config/arm/arm.c (thumb_find_work_register): Check all of the
1251 argument registers to see if they are free, and a couple of
1252 special cases where the last argument register but can be proved
1253 to be available during the function's prologue.
1254 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1255 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1256 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1258 (thumb_compute_save_reg_mask): Likewise. Also use
1259 thumb_find_work_register() to ensure that there is agreement about
1260 which work register is going to be used in the prologue.
1261 (thumb_output_function_prologue): Use unsigned long as the type
1262 for the register bit-mask. Also delay pushing the link register if
1263 other high registers are going to be pushed.
1264 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1265 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1266 redundant prototypes.
1268 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1271 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1272 and after reload in REG+REG indexed addresses without REG_POINTER
1273 set in the base and not set in the index.
1275 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1277 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1278 Don't undefine here.
1279 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1280 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1281 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1282 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1283 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1285 * config.gcc (sh*-*-linux*): Use config/linux.h.
1287 2005-02-28 Dale Johannesen <dalej@apple.com>
1288 Stan Shebs <shebs@apple.com>
1290 Rewrite of 64-bit Darwin structure-by-value pass/return.
1291 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1292 intoffset, use_stack, named.
1293 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1294 (rs6000_darwin64_record_arg_advance_flush): New.
1295 (rs6000_darwin64_record_arg_advance_recurse): New.
1296 (rs6000_darwin64_record_arg_flush): New.
1297 (rs6000_darwin64_record_arg_recurse): New.
1298 (rs6000_darwin64_record_arg): New.
1299 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1300 (function_arg_boundary): Handle 128-bit aligned structs.
1301 (function_arg_advance): Rewrite darwin64 struct handling.
1302 (function_arg): Call rs6000_darwin64_record_arg.
1303 (function_arg_partial_nregs): Handle darwin64 structs.
1304 (rs6000_darwin64_function_value): Remove.
1305 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1307 2005-02-28 Roger Sayle <roger@eyesopen.com>
1309 PR tree-optimization/20216
1310 * tree-chrec.c (tree_fold_factorial): Delete.
1311 (tree_fold_binomial): Change argument list to take a return type
1312 and change the type of K to unsigned int. Rewrite to avoid explicit
1313 evaluation of factorials, and (recursively) calling fold to perform
1314 compile-time arithmetic. Return NULL on (internal) overflow.
1315 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1316 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1317 if any intermediate calculation overflows.
1318 (chrec_apply): Update call to chrec_evaluate.
1320 2005-02-28 James E Wilson <wilson@specifixinc.com>
1322 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1324 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1327 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1328 instead of NULL_TREE on error.
1330 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1332 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1333 (EASY_VECTOR_15_ADD_SELF): Remove.
1334 (num_insns_constant_wide): Not static.
1335 (validate_condition_mode): Not static.
1336 (toc_relative_expr_p): Not static.
1337 (legitimate_indirect_address_p): Not static.
1338 (macho_lo_sum_memory_operand): Not static.
1339 (invalid_e500_subreg): Not static.
1340 (easy_vector_same): Not static.
1341 (easy_vector_splat_const): Not static.
1342 (RS6000_SYMBOL_REF_TLS_P): Remove.
1343 (any_operand): Delete.
1344 (any_parallel_operand): Delete.
1345 (count_register_operand): Delete.
1346 (altivec_register_operand): Delete.
1347 (xer_operand): Delete.
1348 (s8bit_cint_operand): Delete.
1349 (short_cint_operand): Delete.
1350 (u_short_cint_operand): Delete.
1351 (non_short_cint_operand): Delete.
1352 (exact_log2_cint_operand): Delete.
1353 (gpc_reg_operand): Delete.
1354 (cc_reg_operand): Delete.
1355 (cc_reg_not_cr0_operand): Delete.
1356 (reg_or_short_operand): Delete.
1357 (reg_or_neg_short_operand): Delete.
1358 (reg_or_aligned_short_operand): Delete.
1359 (reg_or_u_short_operand): Delete.
1360 (reg_or_cint_operand): Delete.
1361 (reg_or_arith_cint_operand): Delete.
1362 (reg_or_add_cint64_operand): Delete.
1363 (reg_or_sub_cint64_operand): Delete.
1364 (reg_or_logical_cint_operand): Delete.
1365 (got_operand): Delete.
1366 (got_no_const_operand): Delete.
1367 (easy_fp_constant): Delete.
1368 (easy_vector_constant): Delete.
1369 (easy_vector_constant_add_self): Delete.
1370 (zero_constant): Delete.
1371 (zero_fp_constant): Delete.
1372 (volatile_mem_operand): Delete.
1373 (offsettable_mem_operand): Delete.
1374 (mem_or_easy_const_operand): Delete.
1375 (add_operand): Delete.
1376 (non_add_cint_operand): Delete.
1377 (logical_operand): Delete.
1378 (non_logical_cint_operand): Delete.
1379 (mask_operand): Delete.
1380 (mask_operand_wrap): Delete.
1381 (mask64_operand): Delete.
1382 (mask64_2_operand): Delete.
1383 (and64_operand): Delete.
1384 (and64_2_operand): Delete.
1385 (and_operand): Delete.
1386 (reg_or_mem_operand): Delete.
1387 (lwa_operand): Delete.
1388 (symbol_ref_operand): Delete.
1389 (call_operand): Delete.
1390 (current_file_function_operand): Delete.
1391 (input_operand): Delete.
1392 (rs6000_nonimmediate_operand): Delete.
1393 (rs6000_tls_symbol_ref): Delete.
1394 (save_world_operation): Delete.
1395 (restore_world_operation): Delete.
1396 (load_multiple_operation): Delete.
1397 (store_multiple_operation): Delete.
1398 (vrsave_operation): Delete.
1399 (mfcr_operation): Delete.
1400 (mtcrf_operation): Delete.
1401 (lmw_operation): Delete.
1402 (stmw_operation): Delete.
1403 (branch_comparison_operator): Delete.
1404 (branch_positive_comparison_operator): Delete.
1405 (scc_comparison_operator): Delete.
1406 (trap_comparison_operator): Delete.
1407 (boolean_operator): Delete.
1408 (boolean_or_operator): Delete.
1409 (min_max_operator): Delete.
1410 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1411 (EASY_VECTOR_15): Moved to here.
1412 (EASY_VECTOR_15_ADD_SELF): Move to here.
1413 (PREDICATE_CODES): Delete.
1414 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1415 Declare functions no longer static.
1416 * config/rs6000/predicates.md: New.
1417 * config/rs6000/rs6000.md: Include predicates.md
1419 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1421 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1422 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1424 * cfgrtl.c (need_fake_edge_p): Likewise.
1425 * combine.c (distribute_notes): Likewise.
1426 * emit-rtl.c (try_split): Likewise.
1427 * recog.c (peephole2_opimize): Likewise.
1428 * reg-notes.def (ALWAYS_RETURN): Remove.
1429 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1430 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1431 * tree.h (ECF_ALWAYS_RETURN): Remove.
1433 2005-02-28 Roger Sayle <roger@eyesopen.com>
1436 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1437 between different machine modes is never a "useless" conversion.
1439 2005-02-28 Geert Bosch <bosch@gnat.com>
1442 * doc/contrib.texi: List contributors for Ada front end
1444 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1446 * simplify-rtx.c (simplify_unary_operation_1,
1447 simplify_const_unary_operation): New, extracted from...
1448 (simplify_unary_operation): ... this one.
1449 (simplify_binary_operation_1,
1450 simplify_const_binary_operation): New, extracted from...
1451 (simplify_binary_operation): ... this one.
1452 * rtl.h (simplify_const_unary_operation,
1453 simplify_const_binary_operation): Add prototypes.
1455 2005-02-28 Julian Brown <julian@codesourcery.com>
1457 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1458 building libjava and caused PR regression/20228.
1460 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1463 * Makefile.in (host_subdir): New.
1464 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1465 * configure: Regenerate.
1467 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1469 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1470 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1471 installation directory first.
1473 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1476 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1477 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1478 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1479 * config/cris/cris.md: Tweak comments referring to Q.
1480 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1481 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1482 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1483 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1484 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1485 Insert spaces in constraints to align alternatives vertically for
1487 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1490 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1492 PR rtl-optimization/17728
1493 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
1494 operand 0 from general_operand to move_dest_operand.
1496 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1498 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
1499 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
1500 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
1501 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
1503 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
1505 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
1506 * configure: Regenerate.
1507 * libada-mk.in: Remove CC; rename
1508 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
1510 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
1513 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
1514 for the lhs, also walk over the tree. Likewise for rhs.
1516 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
1518 * tree-ssa-dom.c (simple_iv_increment_p): New function.
1519 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
1520 Do not propagate value of iv before increment over the increment.
1522 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
1524 * c-parser.c: New file.
1525 * c-parse.in: Remove.
1526 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
1528 (c-parser.o): Add dependencies.
1529 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
1530 maintainer-clean, TAGS): Update.
1531 * c-config-lang.in (gtfiles): Update.
1532 * gengtype-lex.l: Don't handle "@@".
1533 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
1534 objc_build_synchronized, objc_begin_try_stmt,
1535 objc_begin_catch_clause, objc_finish_catch_clause,
1536 objc_build_finally_clause, objc_finish_try_stmt): New.
1537 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
1539 (c_parse_init): Update comment.
1540 * c-decl.c (c_init_decl_processing): Update comment.
1541 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1542 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1543 new c_declspecs members.
1545 2005-02-25 Julian Brown <julian@codesourcery.com>
1547 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1548 from being used for symbols with vague linkage when
1549 HAVE_GAS_COMDAT_GROUP is true.
1551 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1553 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1555 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1558 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1559 (LIBGCC2_HAS_DF_MODE): New.
1560 (LIBGCC2_HAS_XF_MODE): New.
1561 (LIBGCC2_HAS_TF_MODE): New.
1562 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1563 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1564 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1565 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1566 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1567 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1568 and add _fixtfdi, _fixunstfdi, _floatditf
1569 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1570 L_fixunstfdi, L_floatditf.
1571 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1572 (LIBGCC2_HAS_TF_MODE): Define.
1574 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1576 PR tree-optimization/20204
1577 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1578 REWRITE_THIS_STMT markers on PHI nodes.
1579 (rewrite_initialize_block): Likewise.
1581 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1583 * version.c (version_string): Update to 4.1.
1585 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1587 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1588 Clarify that the alternative way doesn't work in GNU C++.
1590 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1592 PR tree-optimization/19937
1593 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1594 to the type of the induction variable.
1596 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1598 PR rtl-optimization/20117
1599 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1600 the block including noncopyable insn.
1602 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1604 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1605 calls to find_reg_note.
1607 2005-02-24 Richard Henderson <rth@redhat.com>
1610 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1613 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1615 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1616 vector types if to use base reg for misaligned non-word ld/std.
1618 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1621 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1622 dwarf2 label manually and put it after, not before the prologue.
1624 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1627 * reload.c (operands_match_p): Only increment register number for
1628 SCALAR_INT_MODE_P modes in multiple hard registers.
1630 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1633 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1635 * ChangeLog.5: Fix log message typo(s).
1636 * ChangeLog.7: Likewise.
1637 * ChangeLog.tree-ssa: Likewise.
1638 * cfgexpand.c: Fix comment typo(s).
1639 * conflict.c: Likewise.
1640 * defaults.h: Likewise.
1641 * dwarf2out.c: Likewise.
1643 * ggc-page.c: Likewise.
1644 * tree-eh.c: Likewise.
1645 * tree-ssa-dom.c: Likewise.
1647 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1650 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1651 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1652 if SHARED is defined.
1655 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1656 allow splitting only if operands 0 and 3 don't overlap.
1658 2005-02-24 Richard Henderson <rth@redhat.com>
1661 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1662 (fold_builtin_1): Call them.
1663 * fold-const.c (fold_complex_mult_parts): Split out from ...
1664 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1665 (fold_complex_div_parts, fold_complex_div): New.
1667 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1669 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1671 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1672 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1674 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1675 (print_node): Likewise.
1676 Print TYPE_SIZES_GIMPLIFIED.
1678 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1680 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1681 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1682 operands as commutative in constraints.
1684 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1686 * tree-into-ssa.c: Re-organize internal functions.
1688 2005-02-24 Richard Henderson <rth@redhat.com>
1691 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1693 * common.opt (fcx-limited-range): New.
1694 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1695 * toplev.c (flag_complex_method): Initialize to 1.
1696 (process_options): Set flag_complex_method to 0 if
1697 flag_cx_limited_range.
1698 * doc/invoke.texi (-fcx-limited-range): New.
1700 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1702 * cse.c (delete_trivially_dead_insns): Speed up by using
1703 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1706 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1708 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1709 functions when -mid-shared-library is being used.
1711 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1713 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1714 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1715 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1716 * system.h: Poison LINK_LIBGCC_SPECIAL.
1718 2005-02-23 James E Wilson <wilson@specifixinc.com>
1720 * gengtype.c (note_insn_name): Make 1 element larger.
1722 2005-02-23 Roger Sayle <roger@eyesopen.com>
1725 PR rtl-optimization/20097
1726 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1727 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1729 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1731 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1732 * t-aix52 (SHLIB_INSTALL): Same.
1734 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1736 * genpreds.c: Update copyright.
1738 2005-02-23 Michael Beach <michaelb@ieee.org>
1741 * config/sparc/t-elf (startup files): Assemble with CPP.
1743 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1745 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1746 (write_predicate_expr): Likewise.
1748 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1750 PR tree-optimization/20100
1751 PR tree-optimization/20115
1752 * tree-optimize.c (init_tree_optimization_passes): Remove
1753 pass_maybe_create_global_var.
1754 * tree-pass.h (pass_maybe_create_global_var): Remove.
1755 * tree-ssa-alias.c (aliases_computed_p): Declare.
1756 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1757 (count_calls_and_maybe_create_global_var): Remove.
1758 (pass_maybe_create_global_var): Remove.
1759 (init_alias_info): Do not declare aliases_computed_p.
1760 (maybe_create_global_var): If the function contains no
1761 call-clobbered variables and a mix of pure/const and regular
1762 function calls, create .GLOBAL_VAR.
1763 Mark all call-clobbered variables for renaming.
1764 (merge_pointed_to_info): Update comment.
1765 (add_pointed_to_var): Likewise.
1766 (is_escape_site): Likewise.
1767 Accept struct alias_info * instead of size_t *.
1769 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1771 * tree-ssa-operands.c (get_call_expr_operands): If
1772 ALIASES_COMPUTED_P is false, do not add call-clobbering
1774 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1775 (delete_tree_ssa): Likewise.
1777 2005-02-22 James E Wilson <wilson@specifixinc.com>
1779 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1780 (do_compile): Do call it here.
1782 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1784 PR rtl-optimization/20017.
1785 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1786 rest_of_handle_cse2, rest_of_handle_gcse): Call
1787 delete_dead_jumptables immediately before calling cleanup_cfg.
1789 2005-02-22 Devang Patel <dpatel@apple.com>
1792 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1795 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1797 * config/rs6000/aix.h (WINT_TYPE): Define.
1799 2005-02-22 Stan Shebs <shebs@apple.com>
1801 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1802 natural alignment for 64-bit Darwin.
1803 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1805 * doc/invoke.texi: Document this.
1807 2005-02-22 DJ Delorie <dj@redhat.com>
1809 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1810 to make_[un]signed_type, not the mode itself.
1812 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1814 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1815 not available. Use tail calls wherever possible.
1816 (make_edge): Call unchecked_make_edge to create an edge.
1818 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1819 (coalesce_ssa_name): Don't check for
1820 SSANORM_USE_COALESCE_LIST.
1821 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1823 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1825 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1826 (rewrite_into_ssa): ... here.
1828 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1830 PR tree-optimization/19786
1831 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1832 tag to another's may-alias bitmap when adding to the other's list.
1834 2005-02-21 DJ Delorie <dj@redhat.com>
1836 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1837 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1838 registers in unsupported ways.
1839 * expmed.c (init_expmed): Likewise.
1841 2005-02-21 Stan Cox <scox@redhat.com>
1843 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1845 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1847 * tree-cfg.c (fold_cond_expr_cond): New.
1848 (make_edges): Call fold_cond_expr_cond.
1849 (find_taken_edge): Accept nothing but INTEGER_CST.
1850 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1852 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1854 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1855 that do not belong to any basic block.
1857 2005-02-21 Jeff Law <law@redhat.com>
1859 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1862 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1864 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1865 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1866 Adjust their definitions.
1867 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1868 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1870 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1871 genautomata.c, langhooks.c, langhooks.h, system.h,
1872 config/arm/lib1funcs.asm: Update copyright.
1874 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1876 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1878 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1881 * doc/install.texi: Document --with-gc.
1883 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1885 * simplify-rtx.c (simplify_unary_operation): Add a missing
1888 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1890 PR tree-optimization/18663
1891 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1892 if the type has variable bounds.
1894 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1896 * gcse.c: Remove an obsolete comment.
1898 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1900 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1902 * doc/extend.texi (Function Attributes) <Attribute const>: The
1903 attribute "pure" is below this text, not above.
1905 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1907 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1908 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1909 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1911 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1914 * langhooks.h (struct lang_hooks): Add to_target_charset.
1915 * langhooks.c (lhd_to_target_charset): New function.
1916 * langhooks-def.h: Declare lhd_to_target_charset.
1917 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1918 (LANG_HOOKS_INITIALIZER): Update.
1919 * c-common.c (c_common_to_target_charset): New function.
1920 * c-common.h: Declare it.
1921 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1922 c_common_to_target_charset.
1924 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1925 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1927 * system.h: Poison them.
1928 * doc/tm.texi: Don't discuss them.
1929 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1930 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1931 (pp_c_char): Do not attempt to generate letter escapes for
1933 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1934 * config/mips/mips.c (mips_output_ascii): Likewise.
1936 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1938 PR tree-optimization/19951
1939 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1942 2005-02-19 Steven Bosscher <stevenb@suse.de>
1945 * function.h (struct function): New field `max_loop_depth'.
1946 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1947 (flow_loops_find): Reset the max loop depth count before finding loops.
1948 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1949 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1950 (calculate_global_regs_live): Make sure the loop will terminate
1951 when the initial sets are not empty.
1953 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1955 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1957 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1959 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1962 * doc/invoke.texi: Remove documentation of %M spec.
1964 (init_spec): Remove %M suffix from -lgcc_s.
1965 (do_spec_1): Remove 'M' case.
1966 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1967 to put shared libraries in the multilib directory. Remove the
1968 shlib_so_soname substitution variable. Don't add a multilib encoding
1969 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1970 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1971 SHLIB_INSTALL as well as SHLIB_LINK.
1972 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1973 (SHLIB_NAME): Delete.
1974 (SHLIB_DIR): New macro.
1975 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1976 (SHLIB_INSTALL): Adjust accordingly.
1977 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1978 * config/t-slibgcc-sld: Likewise.
1979 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1980 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1981 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1983 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1984 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1985 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1986 Use @shlib_base_name@ instead of @shlib_so_name@.
1987 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1988 and @shlib_base_name@.so in @multilib_dir@.
1989 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1990 to the install path.
1991 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1992 (SHLIB_LINK): Remove previous workaround.
1993 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1994 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1995 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1997 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1998 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1999 (SHLIB_INSTALL): Adjust accordingly.
2000 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2001 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2002 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2003 config/t-slibgcc-elf-ver.
2005 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2006 Jakub Jelinek <jakub@redhat.com>
2008 PR tree-optimization/19828
2009 * tree-ssa-loop-im.c: Add a TODO comment.
2010 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2011 without side-effects.
2013 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2015 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2018 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2020 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2021 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2022 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2024 (ia64_reorg): Delete fixup_errata call.
2025 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2026 (TARGET_SWITCHES): Delete -mb-step entry.
2028 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2031 * c-typeck.c (composite_type): Handle quals in transparent unions.
2032 (type_lists_compatible_p): Likewise.
2034 2005-02-18 Stan Shebs <shebs@apple.com>
2036 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2037 expressions in the .literal8 section.
2039 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2041 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2043 2005-02-18 Roger Sayle <roger@eyesopen.com>
2045 * fold-const.c (constant_boolean_node): Always create values of the
2046 specified type, don't bother calling truthvalue_conversion.
2048 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2050 * except.c (output_function_exception_table): Call
2051 assemble_external_libcall (eh_personality_libfunc).
2053 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2056 * config/ia64/ia64.h (struct machine_function): Add state_num.
2057 * config/ia64/ia64.c (process_epilogue,
2058 process_for_unwind_directive): Use new unwind state numbers each
2059 time rather than state 1.
2061 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2064 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2065 before the "*llgt_didi" pattern.
2067 2005-02-18 Jason Merrill <jason@redhat.com>
2069 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2071 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2073 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2074 (div0): Use it in place of ARM_FUNC_ALIAS.
2075 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2077 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2080 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2081 access, the lower bound of the array type if it exists.
2083 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2086 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2087 cases that are out-of-range for the index type.
2089 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2091 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2092 (estimate_case_costs): Don't call convert.
2093 * expmed.c (expand_shift): Likewise.
2094 (make_tree): Call fold_convert instead of convert.
2096 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2099 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2100 that ref to be marked MEM_READONLY_P doesn't have base that needs
2103 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2105 * genautomata.c (output_get_cpu_unit_code_func,
2106 output_cpu_unit_reservation_p): Don't generate old-style function
2109 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2112 PR tree-optimization/20009
2113 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2115 PR tree-optimization/18947
2116 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2117 inline, remove all nodes that are inlined into the extern inline
2120 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2122 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2123 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2124 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2125 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2128 2005-02-17 Roger Sayle <roger@eyesopen.com>
2130 PR tree-optimization/19917
2131 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2132 to be potentially trapping.
2134 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2136 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2138 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2140 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2141 tem becomes a local variable which is set to the value of the
2142 back end defined INITIAL_FRAME_ADDRESS macro.
2143 (expand_builtin_frame_address): Omit the base parameter to
2144 expand_builtin_return_addr.
2145 (expand_builtin_profile_func): Likewise.
2146 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2147 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2148 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2150 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2152 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2153 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2154 * config/frv/frv.c (frv_function_epilogue): Likewise.
2156 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2158 * lambda-code (perfect_nestify): Remove mark/unmark
2160 * tree-loop-linear.c (linear_transform_loops): Add
2161 rewrite_into_ssa call so that ssa is correct for
2162 rewriting into loop closed.
2164 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2166 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2167 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2169 * bt-load.c (btr_def_live_range, combine_btr_defs,
2170 migrate_btr_def, migrate_btr_defs): Likewise.
2171 * cfgcleanup.c (thread_jump): Likewise.
2172 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2173 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2174 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2175 df_rd_local_compute, df_reg_info_compute): Likewise.
2176 * dominance.c (init_dom_info, free_dom_info): Likewise.
2177 * flow.c (init_propagate_block_info,
2178 free_propagate_block_info): Likewise.
2179 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2180 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2181 modify_reg_pav): Likewise.
2182 * loop-invariant.c (find_defs, find_invariant_insn,
2183 find_invariants, free_inv_motion_data): Likewise.
2184 * predict.c (tree_predict_by_opcode,
2185 estimate_bb_frequencies): Likewise.
2186 * stmt.c (expand_case): Likewise.
2187 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2188 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2189 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2190 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2191 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2192 rewrite_ssa_into_ssa): Likewise.
2193 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2194 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2195 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2196 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2197 * tree-sra.c (tree_sra): Likewise.
2198 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2199 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2200 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2202 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2203 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2205 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2206 calculate_live_on_entry, calculate_live_on_exit,
2207 build_tree_conflict_graph): Likewise.
2208 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2209 record_important_candidates, set_use_iv_cost, find_depends,
2210 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2211 tree_ssa_iv_optimize_finalize): Likewise.
2212 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2213 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2214 tree_duplicate_loop_to_header_edge): Likewise.
2215 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2216 * tree-ssa.c (verify_flow_insensitive_alias_info,
2217 verify_name_tags, verify_ssa, init_tree_ssa,
2218 delete_tree_ssa): Likewise.
2219 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2220 fini_ssanames): Likewise.
2221 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2223 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2225 * config/rs6000/t-rtems: Completely reworked.
2227 2005-02-17 Ira Rosen <irar@il.ibm.com>
2229 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2231 2005-02-17 Ira Rosen <irar@il.ibm.com>
2233 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2234 POINTER_TYPE_P when checking that type is a pointer.
2235 (vect_get_memtag): Remove.
2236 (vect_address_analysis): Use POINTER_TYPE_P. Call
2237 vect_object_analysis with dummy parameter for memtag.
2238 (vect_object_analysis): Extract memtag (functionality that
2239 used to be in vect_get_memtag and moved here). Fix printings.
2240 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2241 with correct parameters. Remove call to vect_get_memtag.
2243 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2245 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2246 (tree-vectorizer.o): Added missing dependencies.
2248 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2250 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2251 declaration in tree-vectorizer.c, now has an extern declaration in
2253 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2254 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2255 get_vectype_for_scalar_type, vect_is_simple_use,
2256 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2257 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2258 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2259 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2260 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2261 find_loop_location): Likewise.
2263 * tree-vectorizer.c (langhooks.h): #include removed.
2264 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2265 moved to tree-vectorized.h.
2266 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2267 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2268 get_vectype_for_scalar_type, vect_is_simple_use,
2269 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2270 vect_supportable_dr_alignment, new_loop_vec_info,
2271 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2272 vect_set_verbosity_level, find_loop_location): Likewise.
2274 (vect_analyze_loop): Function externalized. Declaration moved to
2275 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2276 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2277 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2278 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2279 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2280 vect_enhance_data_refs_alignment, vect_analyze_operations,
2281 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2282 vect_stmt_relevant_p, vect_get_loop_niters,
2283 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2284 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2285 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2286 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2287 vect_get_memtag): Likewise.
2289 (vectorizable_load): Function externalized. Declaration moved to
2290 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2291 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2292 vect_transform_loop): Likewise.
2293 (vect_transform_stmt): Moved to tree-vect-transform.c.
2294 (vect_align_data_ref, vect_create_destination_var,
2295 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2296 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2297 vect_get_vec_def_for_operand, vect_init_vector,
2298 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2299 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2300 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2301 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2302 vect_do_peeling_for_loop_bound): Likewise.
2304 * tree-vect-analyze.c: New file.
2305 * tree-vect-transform.c: New file.
2307 2005-02-17 Jason Merrill <jason@redhat.com>
2309 PR mudflap/19319, c++/19317
2310 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2313 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2315 * doc/install.texi (Specific): Update link for Darwin-specific
2318 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2320 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2321 constant_boolean_node.
2323 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2326 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2327 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2329 2005-02-16 Richard Henderson <rth@redhat.com>
2332 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2334 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2335 replace uses with Wtype_MAXp1_F.
2336 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2337 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2338 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2339 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2340 and HAVE_TFMODE as appropriate.
2341 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2342 (__floatdisf): Likewise.
2343 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2344 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2345 (Wtype_MAXp1_F): New.
2346 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2347 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2349 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2352 * arm.c (arm_apply_result_size): New function.
2353 * arm.h (APPLY_RESULT_SIZE): Define.
2354 * arm-protos.h (arm_apply_result_size): Add prototype.
2355 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2356 (movxf): New expand.
2357 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2358 (call_value_symbol): Remove predicate for operand 0.
2359 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2360 (untyped_call): Rework to correclty return values for any type.
2361 (untyped_return): New expand.
2362 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2364 2005-02-16 Stan Shebs <shebs@apple.com>
2366 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2367 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2369 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2371 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2372 configure settings on Solaris 7 and later.
2374 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2376 PR tree-optimization/19865
2377 * tree-optimize.c (init_tree_optimization_passes): Run
2378 pass_may_alias after pass_sra.
2380 2005-02-16 Richard Henderson <rth@redhat.com>
2381 Stuart Hastings <stuart@apple.com>
2384 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2385 Do nothing if debug info suppressed for this function.
2386 (dbxout_begin_function): Early exit if debug info suppressed for
2389 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2392 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2394 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2396 PR tree-optimization/19967
2397 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2398 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2399 argument TYPE. Adjust calls to fold_builtin_XXX.
2400 (expand_builtin, fold_builtin_1): Adjust calls to
2402 (fold_builtin_strchr, fold_builtin_strpbrk,
2403 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2404 result to a requested type TYPE.
2406 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2409 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2410 (T)x & (T)cst if (T)cst overflows.
2411 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2412 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2414 2005-02-15 Jeff Law <law@redhat.com>
2416 * gcse.c (blocks_with_calls): New bitmap.
2417 (alloc_gcse_mem): Allocate it.
2418 (free_gcse_mem): Free it.
2419 (clear_modifY_mem_tables): Clear it.
2420 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2421 when we encounter CALL_INSNs.
2422 (compute_transp, case MEM): Handle blocks with calls separate
2423 from blocks without calls. Use bitmap iterators rather than
2426 2005-02-15 Peter O'Gorman <peter@pogma.com>
2429 * mklibgcc.in (vis_hide): Use a temporary object file, not
2432 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2435 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2436 access optimization.
2438 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2439 Alan Modra <amodra@bigpond.net.au>
2442 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2443 (_xlqsub): Rename to __gcc_qsub.
2444 (_xlqmul): Rename to __gcc_qmul.
2445 (_xlqdiv): Rename to __gcc_qdiv.
2446 Provide versioned symbol aliases with old names.
2447 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2448 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2449 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2450 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2451 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2453 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2455 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2456 Fold ~(A - 1) and ~(A + -1) to -A.
2458 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2462 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2463 config/pa/pa-host.c:pa_gt_pch_use_address.
2465 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2467 * tree-vn.c (get_value_handle): Make sure that given an
2468 is_gimple_min_invariant expression, we always return it.
2470 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2472 * passes.c (rest_of_handle_gcse): Fix a comment.
2474 2005-02-15 Jeff Law <law@redhat.com>
2476 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2478 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2479 (canon_list_insert, record_last_mem_set_info): Similarly.
2480 (clear_modify_mem_tables): Similarly.
2482 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2484 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2485 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2486 config/mips/mips.md, config/rs6000/aix.h,
2487 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2489 2005-02-15 Richard Henderson <rth@redhat.com>
2491 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2492 call to be best_edge.
2494 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2496 * basic-block.h: Adjust the prototype for find_basic_blocks.
2497 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
2498 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
2501 * flow.c (recompute_reg_usage): Remove all arguments.
2502 * passes.c (rest_of_compilation): Adjust the call to
2503 recompute_reg_usage.
2504 * rtl.h: Adjust the prototype for recompute_reg_usage.
2506 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
2508 * tree-dump.c (dump_files): Update to reflect new member
2510 (dump_register): Add new argument.
2512 (dump_switch_p_1): Check against glob name if doglob was passed.
2513 (dump_switch_p): Check against regular first, then glob if
2514 we didn't have any hits on the dump name.
2515 * tree-optimize.c (register_one_dump_file):
2516 Pass in glob name as well.
2517 * tree-pass.h (struct dump_file_info): Add glob
2520 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
2522 PR preprocessor/16323
2523 * doc/invoke.texi: Document that -Wendif-labels is on by default.
2525 2005-02-14 David Edelsohn <edelsohn@gnu.org>
2528 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
2529 (trunctfdf2_internal1): New.
2530 (trunctfdf2_internal2): Renamed from trunctfdf2.
2532 2005-02-14 Diego Novillo <dnovillo@redhat.com>
2534 PR tree-optimization/19853
2535 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
2537 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
2539 * passes.c (rest_of_handle_loop_optimize): Remove calls to
2540 delete_dead_jumptables and cleanup_cfg.
2542 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2544 * reload.c (find_reloads): Swap address_reloaded flags when
2545 swapping commutative operands.
2547 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2549 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2550 Use standard_iv_increment_position for computing the bsi position
2552 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2555 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2558 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2559 life range of hard registers.
2560 * value-prof.c (insn_prefetch_values_to_profile): Only
2563 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2564 profile in libcalls.
2566 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2568 * bitmap.h (bitmap_and_compl_into): Return bool.
2569 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2571 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2573 PR tree-optimization/19944
2574 * fold-const.c (fold): Re-add ABS_EXPR folding.
2576 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2579 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2580 {TARGET,MASK}_XL_COMPAT.
2581 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2583 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2584 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2586 (rs6000_arg_partial_bytes): Same.
2587 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2588 and XL compatibility enabled.
2589 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2590 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2591 test to final condition.
2592 (cmptf_internal2): New.
2593 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2594 xl-compat. Add TFmode information to description.
2596 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2598 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2600 2005-02-13 Jason Merrill <jason@redhat.com>
2603 * fold-const.c (fold_indirect_ref_1): Split out from...
2604 (build_fold_indirect_ref): Here.
2605 (fold_indirect_ref): New fn.
2606 * tree.h: Declare it.
2607 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2608 (gimplify_modify_expr_rhs): Likewise.
2609 (gimplify_expr): Likewise.
2611 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2613 PR tree-optimization/14303
2614 PR tree-optimization/15784
2615 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2616 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2617 ABS_EXPR<x> != 0 to x != 0.
2619 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2621 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2622 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2623 spelling conventions.
2625 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2626 delete_trivially_dead_insns too many times.
2628 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2631 2005-02-12 Ira Rosen <irar@il.ibm.com>
2633 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2634 (vect_is_simple_iv_evolution): Remove redundant parameter
2636 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2637 without last parameter.
2638 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2639 Return pointer step. Call vect_is_simple_iv_evolution without
2640 last parameter. Check only that the step is multiple of size
2641 type. Remove stmt_vinfo updates.
2642 (vect_get_memtag_and_dr): Remove.
2643 (vect_get_memtag): New function.
2644 (vect_address_analysis): New function.
2645 (vect_object_analysis): New function.
2646 (vect_analyze_data_refs): Call vect_object_analysis and
2647 vect_get_memtag. Update stmt_vinfo fields.
2649 2005-02-12 Ira Rosen <irar@il.ibm.com>
2651 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2652 exist and are objects. Remove checks for pointer.
2653 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2654 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2655 (vect_create_data_ref_ptr): Likewise.
2656 (vect_base_addr_differ_p): New function.
2657 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2658 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2659 Don't set the DR_BASE_NAME field of data-ref.
2660 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2662 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2664 * optabs.h (enum optab_index): Add new OTI_ldexp.
2665 (ldexp_optab): Define corresponding macro.
2666 * optabs.c (init_optabs): Initialize ldexp_optab.
2667 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2669 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2671 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2672 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2674 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2675 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2678 2005-02-12 Ira Rosen <irar@il.ibm.com>
2680 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2682 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2684 (vect_get_base_and_offset): Always return an address.
2685 (vect_create_addr_base_for_vector_ref): Remove treatment for
2686 different data reference types.
2687 (vect_compute_data_ref_alignment): Rename base to base_address in
2688 stmt_vec_info. Get the object in order to force its alignment.
2689 (vect_get_memtag_and_dr): Rename base to base_address in
2690 stmt_vec_info. Extract the object for memtag analysis.
2692 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2694 PR regression/19898.
2695 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2696 changes cc_status, use apply modified_in_p to part of cc_status
2697 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2700 2005-02-11 Richard Henderson <rth@redhat.com>
2702 * tree-complex.c (expand_complex_libcall): New.
2703 (expand_complex_multiplication): Use it for c99 compliance.
2704 (expand_complex_division): Likewise.
2705 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2707 * builtins.c (built_in_names): Remove const.
2708 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2710 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2711 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2712 (built_in_names): Remove const.
2713 * c-common.c (c_common_type_for_mode): Handle complex modes.
2714 * flags.h, toplev.c (flag_complex_method): Rename from
2715 flag_complex_divide_method.
2716 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2717 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2718 * libgcc2.h: Declare them.
2719 * libgcc-std.ver: Export them.
2720 * mklibgcc.in (lib2funcs): Build them.
2722 2005-02-11 Steven Bosscher <stevenb@suse.de>
2724 PR tree-optimization/19876
2725 Partially revert my change from 2005-01-14
2726 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2727 (compute_antic): ...and remove the loop here.
2729 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2732 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2733 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2735 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2736 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2738 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2740 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2741 offsets for the big-endian 32-bit case.
2743 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2745 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2747 2005-02-11 Dale Johannesen <dalej@apple.com>
2749 * cselib.c (cselib_process_insn): Clear out regs where
2750 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2751 * reload.c (find_equiv_reg): Ditto.
2753 2005-02-11 Ian Lance Taylor <ian@airs.com>
2755 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2758 * tree.c (build_function_type_list): Work correctly if there are
2761 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2763 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2764 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2765 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2766 TARGET_ZARCH instead of TARGET_64BIT.
2768 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2770 * config/rs6000/t-rtems:
2771 (MULTILIB_OPTIONS): Remove mcpu=602.
2772 (MUTLILIB_DIRNAMES): Remove m602.
2773 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2774 Let mcpu=602 match mcpu=603.
2775 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2777 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2779 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2782 2005-02-10 David Daney <ddaney@avtrex.com>
2784 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2785 * config/i386/linux-unwind.h: Likewise.
2786 * config/ia64/linux-unwind.h: Likewise.
2787 * config/mips/linux-unwind.h: Likewise.
2788 * config/pa/linux-unwind.h: Likewise.
2789 * config/rs6000/linux-unwind.h: Likewise.
2790 * config/s390/linux-unwind.h: Likewise.
2791 * config/sh/linux-unwind.h: Likewise.
2792 * config/sparc/linux-unwind.h: Likewise.
2794 2005-02-10 Steven Bosscher <stevenb@suse.de>
2796 PR tree-optimization/17549
2797 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2798 TER to replace a DEF with its expression if the DEF and the
2799 rhs of the expression we replace into have the same root
2802 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2804 * config/mips/mips.md: Fix the placement of the match_scratch in the
2807 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2809 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2812 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2814 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2815 (strip_offset): Handle addresses.
2816 (add_address_candidates): Use strip_offset.
2817 (difference_cost): Reflect strip_offset change.
2818 (force_var_cost, difference_cost): Strip nops.
2820 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2822 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2824 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2825 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2826 config/cris/cris-protos.h, config/cris/cris.c: Update
2829 2005-02-10 Jeff Law <law@redhat.com>
2831 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2832 (lookup_avail_expr): Similarly.
2834 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2836 * builtins.c (fold_builtin_powi): New function.
2837 (fold_builtin_1): Call it.
2839 2005-02-10 Steven Bosscher <stevenb@suse.de>
2841 PR documentation/19309
2842 * doc/cpp.texi: The __GNUC__ and related predefined macros
2843 are also defined for the "standalone" cpp.
2844 Some non-GCC compilers may also define __GNUC__.
2846 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2849 * c-typeck.c (common_type): New routine. Old common_type renamed
2851 (c_common_type): ...this.
2852 (build_conditional_expr, build_binary_op): Use c_common_type instead
2855 2005-02-10 Steven Bosscher <stevenb@suse.de>
2857 * doc/md.texi: Replace @samp{length} with @code{length}.
2859 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2861 PR tree-optimization/18687
2862 * tree-flow.h (find_loop_niter): Declare.
2863 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2864 Try using scev even for loops with more than one exit.
2865 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2866 (struct ivopts_data): Added niters field.
2867 (struct nfe_cache_elt): New.
2868 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2870 (tree_ssa_iv_optimize_init): Initialize niters cache.
2871 (determine_number_of_iterations): Removed.
2872 (find_induction_variables): Do not call determine_number_of_iterations.
2873 Access niters for single exit through niter_for_single_dom_exit.
2874 (add_iv_outer_candidates): Access niters for single exit through
2875 niter_for_single_dom_exit.
2876 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2877 number_of_iterations_cond.
2878 (iv_period): New function.
2879 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2880 (may_replace_final_value): Take data argument. Use
2881 niter_for_single_dom_exit.
2882 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2883 (rewrite_use_compare): Pass data to may_eliminate_iv.
2884 (rewrite_use_outer): Pass data to may_replace_final_value.
2885 (free_loop_data): Clean up the niters cache.
2886 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2887 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2888 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2889 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2890 (num_ending_zeros): Moved to tree.c.
2891 * tree.h (num_ending_zeros): Declare.
2892 * tree.c (num_ending_zeros): Moved from tree.c.
2894 2005-02-09 Richard Henderson <rth@redhat.com>
2896 * builtins.c (DEF_BUILTIN): Add COND argument.
2897 * tree.h (DEF_BUILTIN): Likewise.
2898 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2899 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2901 (DEF_BUILTIN_STUB): New.
2902 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2903 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2904 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2905 * c-common.c (DEF_BUILTIN): Add COND argument.
2906 * tree.c (local_define_builtin): New.
2907 (build_common_builtin_nodes): New.
2909 2005-02-09 Roger Sayle <roger@eyesopen.com>
2911 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2912 floating point expression ignoring the sign of the result.
2913 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2914 (fold) <MULT_EXPR>: Use it to simplify x*x.
2915 * tree.h (fold_strip_sign_ops): Prototype here.
2916 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2917 argument. Use fold_strip_sign_ops to simplify the first argument.
2918 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2919 first argument when the second argument is an even integer
2920 constant, but only with -funsafe_math_optimizations.
2921 (fold_builtin_1): Update call to fold_builtin_copysign.
2923 2005-02-09 Ian Lance Taylor <ian@airs.com>
2926 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2927 just check whether EH_FILTER_FAILURE falls through.
2929 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2931 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2932 insns return to ready list in the next turn.
2934 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2937 * builtins.def: New __builtin_powi[lf].
2938 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2939 (expand_builtin_powi): New function.
2940 (expand_builtin): Dispatch to expand_builtin_powi.
2941 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2942 * libgcc2.c: Add __builtin_powi[lf] implementation.
2943 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2944 * optabs.h: Add powi_optab.
2945 * optabs.c (init_optabs): Initialize powi_optab.
2946 * doc/extend.texi: Document __builtin_powi[lf].
2948 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2950 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2953 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2956 * fold-const.c (try_move_mult_to_index): Remove redundant
2957 type argument. Create ADDR_EXPR with correct type.
2958 (fold): Update callers of try_move_mult_to_index. Convert
2959 result to the appropriate type.
2961 2005-02-09 Roger Sayle <roger@eyesopen.com>
2964 * config/avr/avr.c (default_rtx_costs): Delete.
2965 (avr_operand_rtx_cost): New function.
2966 (avr_rtx_costs): Completely rewrite.
2968 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2971 * config/cris/cris.c (in_code): New variable.
2972 (cris_output_addr_const): Now a static function, a wrapper for
2974 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2975 case from old cris_output_addr_const.
2976 (cris_asm_output_label_ref): Similar for LABEL_REF.
2977 (cris_output_addr_const_extra): Similar for UNSPEC.
2978 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2979 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2980 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2982 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2983 (cris_asm_output_label_ref): Declare.
2985 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2987 PR preprocessor/19801
2988 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2989 filenames that changed when libcpp was moved to the toplevel.
2991 2005-02-07 Roger Sayle <roger@eyesopen.com>
2993 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2994 zero extensions of BImode operands. Call lowpart_subreg instead
2995 of gen_lowpart_common and gen_lowpart_SUBREG.
2997 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3000 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3001 * configure.ac: Set cc_for_cross_gnattools.
3002 * configure: Regenerate.
3004 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3007 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3009 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3012 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3013 of nested functions.
3015 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3017 * doc/extend.texi: Document deprecated extensions allowing
3018 static floating-point members to have initializers and allowing
3019 floating-point literals in integral constant expressions.
3021 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3023 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3024 config/darwin7.h, config/mips/mips.c,
3025 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3028 * cse.c: Update comments.
3030 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3033 * builtins.c (fold_builtin_sqrt): Transform
3034 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3037 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3038 Dorit Naishlos <dorit@il.ibm.com>
3040 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3041 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3042 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3044 * tree.h (vect_set_verbosity_level): New extern function declaration
3046 * tree-vectorizer.h (verbosity_levels): New enum type.
3047 * tree-vectorizer.c (vect_debug_stats): Function removed.
3048 (vect_debug_details): Likewise.
3049 (vect_verbosity_level): Global variable was defined and initialized.
3050 (vect_dump): Global variable definition.
3051 (vect_print_dump_info): New function.
3052 (vect_set_dump_settings): New function.
3053 (vect_set_verbosity_level): New function.
3054 (vectorize_loops): Add call to vect_set_dump_settings.
3056 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3057 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3058 (slpeel_tree_peel_loop_to_edge): Likewise.
3060 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3061 appropriate verbosity level instead of call to vect_debug_details
3062 or vect_debug_stats.
3063 (vect_get_base_and_offset):
3064 (vect_create_addr_base_for_vector_ref):
3065 (get_vectype_for_scalar_type):
3066 (vect_create_data_ref_ptr):
3068 (vect_get_vec_def_for_operand):
3069 (vect_finish_stmt_generation):
3070 (vectorizable_assignment):
3071 (vectorizable_operation):
3072 (vectorizable_store):
3073 (vectorizable_load):
3074 (vect_transform_stmt):
3075 (vect_update_ivs_after_vectorizer):
3076 (vect_do_peeling_for_loop_bound):
3077 (vect_update_inits_of_drs):
3078 (vect_do_peeling_for_alignment):
3079 (vect_transform_loop):
3080 (vect_is_simple_use):
3081 (vect_analyze_operations):
3082 (vect_is_simple_iv_evolution):
3083 (vect_analyze_scalar_cycles):
3084 (vect_analyze_data_ref_dependence):
3085 (vect_analyze_data_ref_dependences):
3086 (vect_compute_data_ref_alignment):
3087 (vect_enhance_data_refs_alignment):
3088 (vect_analyze_data_refs_alignment):
3089 (vect_analyze_data_ref_access):
3090 (vect_analyze_data_ref_accesses):
3091 (vect_analyze_pointer_ref_access):
3092 (vect_get_memtag_and_dr):
3093 (vect_analyze_data_refs):
3094 (vect_mark_relevant):
3095 (vect_stmt_relevant_p):
3096 (vect_mark_stmts_to_be_vectorized):
3097 (vect_can_advance_ivs_p):
3098 (vect_get_loop_niters):
3099 (vect_analyze_loop_form):
3100 (vect_analyze_loop):
3101 (vectorize_loops): Likewise.
3103 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3104 (vect_update_inits_of_drs):
3105 (vect_do_peeling_for_alignment):
3106 (vect_transform_loop):
3107 (vect_analyze_operations):
3108 (vect_analyze_scalar_cycles):
3109 (vect_analyze_data_ref_dependences):
3110 (vect_analyze_data_refs_alignment):
3111 (vect_analyze_data_ref_accesses):
3112 (vect_analyze_data_refs):
3113 (vect_mark_stmts_to_be_vectorized):
3114 (vect_get_loop_niters):
3115 (vect_analyze_loop_form):
3116 (vect_analyze_loop): Likewise.
3117 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3119 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3123 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3124 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3125 either -ffast-math or -funsafe-math-optimizations is in use.
3127 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3128 * config/mips/irix-csr.c: New file.
3129 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3130 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3131 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3134 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3136 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3137 redundant, incorrect definitions.
3139 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3141 ("*tls_indirect_call"): New, reference hard regs directly.
3142 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3144 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3146 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3147 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3149 2005-02-06 Roger Sayle <roger@eyesopen.com>
3151 PR rtl-optimization/19800
3152 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3153 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3156 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3158 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3160 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3163 * doc/invoke.texi: Correct documentation of -freorder-functions.
3165 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3168 * doc/invoke.texi: Don't mention gccbug.
3170 2005-02-06 Roger Sayle <roger@eyesopen.com>
3171 Andrew Pinski <pinskia@physics.uc.edu>
3172 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3174 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3175 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3176 into just (zero_extract:SI FOO (const_int 1) BAR).
3178 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3180 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3181 macro locally. Don't give last revision date. Use GCC version
3182 number from gcc-common.texi.
3183 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3184 revision date. Use GCC version number from gcc-common.texi.
3185 Describe being a library as current state rather than as 3.x
3187 * doc/gcc.texi: Remove last update date.
3188 * doc/gccint.texi: Likewise. Update copyright dates.
3189 * doc/install.texi: Update copyright dates.
3191 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3194 * doc/invoke.texi: Mention for each option included in -Wall that
3195 it is included in -Wall.
3196 * doc/gcc.texi: Update copyright and last modification date.
3198 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3200 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3201 unnecessary cast to original induction variable increments.
3203 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3205 PR tree-optimization/18219
3206 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3207 in distributed form.
3209 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3211 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3212 Set bitpos and offset later in the function. Do nothing if the
3213 target is a register and if the bitfield lies completely outside
3215 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3216 here. Return an uninitialised register if the source value is stored
3217 in a register and the bitfield lies completely outside that register.
3219 2005-02-06 Steven Bosscher <stevenb@suse.de>
3221 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3224 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3226 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3228 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3230 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3231 * config/darwin8.h: New.
3232 * config/darwin7.h: Update comment.
3234 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3235 Dorit Naishlos <dorit@il.ibm.com>
3237 * tree-vectorizer.h (LOC): New type.
3238 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3239 (loop_line_number): New field in struct _loop_vec_info.
3240 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3242 * tree-vectorizer.c (input.h): Included.
3243 (find_loop_location): New function.
3244 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3245 loop line number removed.
3246 (vect_debug_details): Likewise.
3247 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3249 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3250 call to vect_debug_details/stats changed from loop to loop_loc.
3251 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3252 (slpeel_tree_peel_loop_to_edge): Likewise.
3254 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3255 changed from NULL to UNKNOWN_LOC.
3256 (vect_get_base_and_offset):
3257 (vect_create_addr_base_for_vector_ref):
3258 (get_vectype_for_scalar_type):
3259 (vect_create_data_ref_ptr):
3261 (vect_get_vec_def_for_operand):
3262 (vect_finish_stmt_generation):
3263 (vectorizable_assignment):
3264 (vectorizable_operation):
3265 (vectorizable_store):
3266 (vectorizable_load):
3267 (vect_transform_stmt):
3268 (vect_update_ivs_after_vectorizer):
3269 (vect_do_peeling_for_loop_bound):
3270 (vect_do_peeling_for_alignment):
3271 (vect_transform_loop):
3272 (vect_is_simple_use):
3273 (vect_analyze_operations):
3274 (vect_is_simple_iv_evolution):
3275 (vect_analyze_scalar_cycles):
3276 (vect_analyze_data_ref_dependences):
3277 (vect_compute_data_ref_alignment):
3278 (vect_enhance_data_refs_alignment):
3279 (vect_analyze_data_ref_access):
3280 (vect_analyze_data_ref_accesses):
3281 (vect_analyze_pointer_ref_access):
3282 (vect_get_memtag_and_dr):
3283 (vect_analyze_data_refs):
3284 (vect_mark_relevant):
3285 (vect_stmt_relevant_p):
3286 (vect_mark_stmts_to_be_vectorized):
3287 (vect_can_advance_ivs_p):
3288 (vect_get_loop_niters):
3289 (vect_analyze_loop):
3290 (vectorize_loops): Likewise.
3292 (vectorizable_load): Argument in call to vect_debug_details/stats
3293 changed from loop to LOOP_LOC (loop_vinfo).
3294 (vect_transform_loop):
3295 (vect_analyze_operations):
3296 (vect_analyze_scalar_cycles):
3297 (vect_analyze_data_ref_dependence):
3298 (vect_enhance_data_refs_alignment):
3299 (vect_analyze_data_ref_accesses):
3300 (vect_analyze_pointer_ref_access):
3301 (vect_analyze_data_refs):
3302 (vect_analyze_loop): Likewise.
3304 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3305 changed from loop to loop_loc.
3307 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3309 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3310 Dorit Naishlos <dorit@il.ibm.com>
3312 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3314 (vect_analyze_data_ref_dependences): Likewise.
3316 (vect_is_simple_use): Argument changed from loop structure to
3317 loop_vect_info structure.
3318 (vect_can_advance_ivs_p): Likewise.
3319 (vect_create_index_for_vector_ref): Likewise.
3320 (vect_update_ivs_after_vectorizer): Likewise.
3321 (new_stmt_vec_info): Likewise.
3323 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3324 changed from loop to loop_vinfo.
3325 (vect_create_data_ref_ptr): First argument in call to
3326 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3327 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3328 was changed from loop to loop_vinfo.
3329 (vectorizable_operation): Likewise.
3330 (vectorizable_store): Likewise.
3331 (vect_mark_stmts_to_be_vectorized): Likewise.
3332 (vect_do_peeling_for_loop_bound): First argument in call to
3333 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3334 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3335 was changed from loop to loop_vinfo.
3336 (vect_analyze_data_ref_dependences): Third argument in call to
3337 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3339 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3340 (vect_create_data_ref_ptr): Likewise.
3341 (vect_init_vector): Likewise.
3342 (vect_get_vec_def_for_operand): Likewise.
3343 (vectorizable_assignment): Likewise.
3344 (vectorizable_operation): Likewise.
3345 (vectorizable_store): Likewise.
3346 (vectorizable_load): Likewise.
3347 (vect_update_ivs_after_vectorizer): Likewise.
3348 (vect_is_simple_use): Likewise.
3349 (vect_analyze_data_ref_dependence): Likewise.
3350 (vect_analyze_pointer_ref_access): Likewise.
3351 (vect_can_advance_ivs_p): Likewise.
3353 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3354 before _stmt_vec_info.
3355 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3356 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3357 (new_stmt_vec_info): Argument changed from loop structure to
3358 loop_vect_info structure
3360 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3361 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3362 (vect_create_addr_base_for_vector_ref): Likewise.
3363 (vect_analyze_pointer_ref_access): Likewise.
3365 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3368 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3369 phi flag if the phi is abnormal.
3371 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3374 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3375 information for the new statement.
3377 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3380 * gcc.c (main): Include the target in -v output.
3382 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3384 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3385 Do not drop the extend if we'd have to add a paradoxical subreg
3386 later. Include optabs.h and insn-codes.h.
3387 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3389 2005-02-02 Roger Sayle <roger@eyesopen.com>
3392 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3393 * fold-const.c (const_binop): Avoid constant folding floating
3394 point operations in modes that use composite representations.
3395 * simplify-rtx.c (simplify_binary_operation): Likewise.
3397 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3399 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3401 (altivec_dstt): Likewise.
3402 (altivec_dstst): Likewise.
3403 (altivec_dststt): Likewise.
3404 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3407 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3410 EXPR_LOCUS from orig_cond to the new cond_stmt.
3411 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3414 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3416 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3417 standard_iv_increment_position. Remove call to bsi_next
3418 (no need to bump the iterator anymore).
3419 (vect_create_index_for_vector_ref): Call
3420 standard_iv_increment_position. Remove second function argument.
3421 (vect_finish_stmt_generation): Remove call to bsi_next
3422 (no need to bump the iterator anymore).
3423 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3424 to vect_create_index_for_vector_ref.
3426 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3428 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3429 phis are used out of the loop.
3431 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3434 * c-decl.c (undef_nested_function): New variable.
3435 (pop_scope): Diagnose undefined nested functions.
3436 (finish_function): Don't attempt cgraph processing or genericizing
3437 if current top-level function contained an undefined nested
3438 function. Reset undef_nested_function at the end of a top-level
3441 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3443 * tree.c (build_int_cst_type): Take sign of the value into account
3444 when deciding whether sign extend the value.
3446 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3449 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3450 (cpp_options, cc1_options): Change %{std*&ansi} to
3451 %{std*&ansi&trigraphs}.
3453 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3455 * cse.c: Update comments.
3457 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3459 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3460 arguments go on the stack. Do not put complex doubles in odd/even
3463 2005-02-02 Steven Bosscher <stevenb@suse.de>
3465 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3466 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3467 -ftree-pre, and -fthread-jumps.
3469 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3471 PR tree-optimization/19578
3472 * tree-flow.h (modified_noreturn_calls): Declare.
3473 (noreturn_call_p): Declare.
3474 * tree-flow-inline.h (noreturn_call_p): New function.
3475 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3476 * tree-cfg.c (modified_noreturn_calls): New variable.
3477 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3478 that contain a mid-block noreturn call.
3479 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3481 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3483 * df.c (df_def_record_1, df_uses_record): Don't use
3485 * df.h (DF_FOR_REGALLOC): Remove.
3487 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3490 * c-typeck.c (really_start_incremental_init): Reset
3491 constructor_max_index for arrays of incomplete type.
3493 2005-02-02 Jeff Law <law@redhat.com>
3495 * gcse.c (struct reg_set): Store the block index where the register
3496 was set rather than the setting insn.
3497 (record_one_set, compute_transp): Corresponding changes.
3498 (pre_insert_copy_insn): Do not call replace_one_set.
3499 (replace_one_set): Remove.
3501 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3504 * doc/gcov.texi: Fix typo.
3506 2005-02-01 Richard Henderson <rth@redhat.com
3509 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
3510 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
3512 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
3513 * config/i386/i386-protos.h: Update.
3515 2005-02-01 Steven Bosscher <stevenb@suse.de>
3517 PR tree-optimization/19217
3518 * tree-cfg.c (verify_expr): Use the data field to see if TP was
3519 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
3520 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
3521 that it is walking a PHI node.
3523 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
3525 * doc/extend.texi (Nested Functions): Update.
3527 2005-02-01 Richard Henderson <rth@redhat.com>
3530 * optabs.c (expand_copysign_absneg): Export.
3531 * optabs.h (expand_copysign_absneg): Declare.
3532 * config/rs6000/rs6000.md (copysigntf3): New.
3534 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3536 PR tree-optimization/19633
3537 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
3538 * tree-ssa-alias.c (init_alias_info): Initialize.
3539 (merge_pointed_to_info): Set.
3540 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
3541 (dump_points_to_info_for): Show value of pt_null.
3542 (struct count_ptr_d): Declare.
3543 (find_ptr_dereference): Remove.
3544 (ptr_is_dereferenced_by): Remove.
3545 (count_ptr_derefs): New local function.
3546 (count_uses_and_derefs): New local function.
3547 (compute_points_to_and_addr_escape): Call it. If the number
3548 of dereferences is greater than zero, mark the pointer as
3549 dereferenced. If there are fewer dereferences than uses of
3550 the pointer, the pointer's value escapes.
3552 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3554 PR tree-optimization/19670
3555 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3557 (verify_use): ... set it here, instead.
3559 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3561 * doc/sourcebuild.texi (Test directives): Fix formatting.
3563 * doc/sourcebuild.texi (Test directives): Describe selector
3566 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3568 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3569 specific 64-bit CPUs.
3571 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3574 * arm.c (arm_eliminable_register): New function.
3575 (adjacent_mem_locations): Don't allow eliminable registers. Use
3576 HOST_WIDE_INT for address offsets.
3577 * arm-protos.h (arm_eliminable_register): Add prototype.
3579 2005-02-01 Steven Bosscher <stevenb@suse.de>
3581 PR optimization/15242
3582 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3583 * basic-block.h (duplicate_computed_gotos): Add prototype.
3584 * bb-reorder.c (duplicate_computed_gotos): New function to
3585 duplicate sufficiently small blocks ending in a computed jump.
3586 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3587 if not optimizing for size.
3588 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3589 never do tail merging for blocks ending in a computed jump.
3590 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3592 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3594 Patch from Richard Sandiford <rsandifo@redhat.com>
3595 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3596 from inheriting a subreg equivalence with a non-spill register.
3598 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3600 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3602 * config/frv/frv.c (movcc_fp_destination_operand): New.
3603 (gpr_or_memory_operand): Fix typo in comment.
3604 (gpr_or_memory_operand_with_scratch): New.
3605 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3606 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3607 movcc_fp_destination_operand.
3608 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3609 Legitimize memory addresses using a scratch register.
3611 2005-01-31 Jeff Law <law@redhat.com>
3613 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3614 bitmap a sparse bitmap instead of a simple bitmap.
3615 (mark_def_sites_initialize_block): Corresponding changes.
3616 (ssa_mark_def_sites_initialize_block): Likewise.
3617 (ssa_mark_phi_uses): Likewise.
3618 (mark_def_site, ssa_mark_def_sites): Likewise.
3619 (mark_def_site_blocks): Likewise.
3620 (rewrite_ssa_into_ssa): Likewise.
3622 * tree-ssa-dom.c (record_cond): Pass correct variable type
3623 for last argument to htab_find_slot_with_hash.
3625 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3626 effects when optimizing 0 % X. Do not try to optimize X % 0.
3628 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3630 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3633 2005-02-01 Eric Christopher <echristo@redhat.com>
3635 * config/mips/mips.c (override_options): Warn if -mint64
3637 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3640 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3642 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3644 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3645 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3646 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3647 (cached_regno): Initialize to INVALID_REGNUM.
3648 (cse_reg_info_table_size,
3649 cse_reg_info_table_first_uninitialized,
3650 cse_reg_info_timestamp): New.
3651 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3653 (init_cse_reg_info, get_cse_reg_info_1): New.
3654 (get_cse_reg_info): Cache the last look-up.
3655 (new_basic_block): Update the code to clear mappings from
3656 registers to cse_reg_info entries.
3657 (cse_main): Call init_cse_reg_info.
3659 * cse.c (get_cse_reg_info): Update a comment.
3661 2005-01-31 Steven Bosscher <stevenb@suse.de>
3664 * c-decl.c (start_decl): Do not warn about arrays of elements with
3665 an incomplete type here.
3666 (grokdeclarator): Do it here by making a pedwarn an error.
3667 * c-typeck.c (push_init_level): If there were previous errors with
3668 the constructor type, do not warn about braces for initializers.
3669 (process_init_element): Likewise for excess initializer elements.
3671 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3673 * cse.c (delete_trivially_dead_insn): Don't iterate.
3675 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3677 * config/rs6000/rs6000.md (copysignsf3): New expand.
3678 (copysigndf3): Likewise.
3680 2005-01-31 Steven Bosscher <stevenb@suse.de>
3682 * recog.c (constrain_operands): Only look for earlyclobber operand
3683 conflicts if an '&' constraint was seen.
3685 2005-01-31 Marc Espie <espie@openbsd.org>
3687 * config.gcc: Don't include embedded systems fragment, switches default
3688 debugging format to ELF.
3689 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3690 longer pick it up there.
3692 2005-01-31 Dale Johannesen <dalej@apple.com>
3694 * doc/extend.texi (nested functions): Fix linkage description.
3695 Clarify that static is not allowed.
3697 2005-01-31 Dale Johannesen <dalej@apple.com>
3699 * config/rs6000/darwin.md (movsf_low_di): Make work.
3700 (movdf_low_di): Make work.
3702 2005-01-31 Dale Johannesen <dalej@apple.com>
3704 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3705 Make work for 64 bit.
3707 2005-01-31 Roger Sayle <roger@eyesopen.com>
3708 Dale Johannesen <dalej@apple.com>
3711 * fold-const.c (fold_binary_op_with_conditional_arg):
3712 Make types match original operands, before STRIP_NOPS.
3714 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3716 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3717 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3718 (struct gcc_sigcontext): Delete. Merge contents to..
3719 (struct gcc_ucontext): ..here.
3720 (get_sigcontext): Delete.
3721 (get_regs): New function, like get_sigcontext but return regs ptr.
3722 64-bit version finds regs from r1 to support vdso.
3723 (ppc_linux_aux_vector): New function.
3724 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3727 2005-01-31 Ira Rosen <irar@il.ibm.com>
3729 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3731 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3732 redundant fold. Fix misalignment for MINUS_EXPR.
3733 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3734 (vect_analyze_pointer_ref_access): Likewise.
3735 (vect_get_memtag_and_dr): Likewise.
3737 2005-01-31 Richard Henderson <rth@redhat.com>
3739 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3740 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3741 absnegdf2_i387, absnegxf2_i387): Likewise.
3743 2005-01-31 Richard Henderson <rth@redhat.com>
3746 * optabs.c (expand_copysign_absneg): New.
3747 (expand_copysign_bit): Split out from ...
3748 (expand_copysign): ... here. Use expand_copysign_absneg.
3750 2005-01-30 Roger Sayle <roger@eyesopen.com>
3753 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3754 constant as the second operand and a register as the third.
3756 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3759 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3760 that dllimport'd functions do not use all call-clobbered registers
3763 2005-01-30 Richard Henderson <rth@redhat.com>
3766 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3767 expand_abs_nojump and generalize. Use operand_subword and
3768 emit_no_conflict_block. Support large modes.
3769 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3771 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3772 negation to subtraction.
3773 (expand_copysign): Check that the format has signed zeros.
3774 Use operand_subword and emit_no_conflict_block. Support large modes.
3776 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3778 Fix PR tree-optimization/19624
3780 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3781 * tree-ssa-pre.c: Add cfgloop.h.
3783 (pre_stats): New member, constified.
3784 (inserted_exprs): New static variable.
3785 (NECESSARY): New macro.
3786 (create_expression_by_pieces): Fold the expression, and
3787 mark it as defaulting to not necessary. Also put in
3789 (fully_constant_expression): New function.
3790 (insert_into_preds_of_block): Modify to not insert phis when we
3791 are playing with induction variables.
3792 Push phis onto the inserted_exprs vector, and mark them as not
3793 necessary by default.
3794 (insert_aux): Call fully_constant_expression on eprime.
3795 If all edges produce the same value, mark it constant.
3796 (mark_operand_necessary): New function.
3797 (remove_dead_inserted_code): New function.
3798 (init_pre): Init loop optimizer to get loop info.
3799 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3800 (execute_pre): Commit edge inserts, then remove dead code.
3802 2005-01-30 Richard Henderson <rth@redhat.com>
3804 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3805 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3807 2005-01-30 Richard Henderson <rth@redhat.com>
3810 * config/i386/i386.c (ix86_expand_copysign): New.
3811 (ix86_split_copysign_const): New.
3812 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3813 rearrange op1/nmask operands.
3814 * config/i386/i386-protos.h: Update.
3815 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3816 (copysigndf3): Likewise.
3817 (copysignsf3_const, copysigndf3_const): New.
3818 (copysignsf3_var): Rename from copysignsf3, split out splitter
3819 and fix split predicate for X constraint.
3820 (copysigndf3_var): Similarly.
3822 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3824 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3825 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3826 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3828 2005-01-29 Richard Henderson <rth@redhat.com>
3831 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3832 of # and * in constraints.
3834 2005-01-29 Richard Henderson <rth@redhat.com>
3837 * expr.c (store_field): Don't strip sub-mode cast when the input
3838 data is even smaller.
3840 2005-01-29 Richard Henderson <rth@redhat.com>
3843 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3846 2005-01-29 Richard Henderson <rth@redhat.com>
3848 * combine.c (make_field_assignment): Fix argument order
3851 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3853 PR tree-optimization/15791
3854 * fold-const.c (extract_array_ref): New function.
3855 (fold): Fold comparisons between &a[i] and &a[j] or
3856 semantically equivalent trees.
3858 2005-01-29 Jeff Law <law@redhat.com>
3860 * gcse.c (insert_expr_in_table): Revamp handling of available
3861 and anticipatable occurrence lists to avoid unnecessary list
3863 (insert_set_in_table): Similarly.
3865 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3867 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3869 (c_build_qualified_type): Build qualified array types with
3870 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3871 * c-decl.c (c_make_fname_decl): Build unqualified array type
3872 before qualified type.
3873 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3874 type is qualified, not just if type itself is. Don't apply
3875 qualifiers to array type when declarator is processed. Apply
3876 qualifiers to field type whether or not it is an array type.
3877 Don't handle array types specially for applying qualifiers to
3879 * c-typeck.c (composite_type): Build unqualified element type and
3880 array type when forming composite of array types.
3881 (common_pointer_type, comptypes, comp_target_types,
3882 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3883 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3885 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3886 (args2) in variables a1 and a2.
3888 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3890 * cse.c (n_elements_made, max_elements_made): Remove.
3891 (insert): Don't touch n_elements_made.
3892 (cse_main): Don't touch n_elements_made or max_elements_made.
3894 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3897 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3898 configuration part of dp-bit.c to be lost.
3900 2005-01-28 Roger Sayle <roger@eyesopen.com>
3902 * expmed.c (expand_mult_highpart_optab): When attempting to use
3903 a non-widening multiplication in a wider mode, the operands need
3904 to be converted (zero or sign extended) to that mode.
3906 2005-01-28 Ian Lance Taylor <ian@airs.com>
3910 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3911 through if both operands fall through.
3913 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3915 * cse.c (fold_rtx) <PC>: Don't optimize.
3917 2005-01-28 Jeff Law <law@redhat.com>
3919 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3920 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3922 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3924 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3925 cse_reg_info_used_list_end): Remove.
3926 (cse_reg_info_list, cse_reg_info_list_free): New.
3927 (get_cse_reg_info): When allocating an instance of
3928 cse_reg_info, add it to the beginning of the cse_reg_info_list
3929 list. Remove code to maintain cse_reg_info_used_list.
3930 (new_basic_block): Reset the free list to the beginning of
3933 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3935 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3936 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3937 (frv_expand_mdpackh_builtin): New function.
3938 (frv_expand_builtin): Use it to expand __MDPACKH.
3939 * doc/extend.texi (__MDPACKH): Update documentation.
3941 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3943 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3944 SSE_FLOAT_MODE_P for use_sse computation.
3946 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3949 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3951 2005-01-27 Richard Henderson <rth@redhat.com>
3953 * builtins.c (expand_builtin_copysign): New.
3954 (expand_builtin): Call it.
3955 * genopinit.c (optabs): Add copysign_optab.
3956 * optabs.c (init_optabs): Initialize it.
3957 (expand_copysign): New.
3958 * optabs.h (OTI_copysign, copysign_optab): New.
3959 (expand_copysign): Declare.
3961 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3962 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3964 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3965 (ix86_expand_fp_absneg_operator): ... here.
3966 (ix86_split_copysign): New.
3967 * config/i386/i386-protos.h: Update.
3968 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3969 (copysignsf3, copysigndf3): New.
3971 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3972 (copysignsf3, ncopysignsf3): New.
3973 (copysigndf3, ncopysigndf3): New.
3974 (copysignxf3, ncopysignxf3): New.
3975 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3977 2005-01-27 Arend Bayer <arend.bayer@web.de>
3978 Kazu Hirata <kazu@cs.umass.edu>
3980 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3981 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3982 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3985 2005-01-27 Jeff Law <law@redhat.com>
3987 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3988 definitions of SSA_NAMEs which are not being rewritten.
3989 (rewrite_ssa_into_ssa): Only initialize the current definition
3990 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3991 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3992 SSA_NAMEs before returning.
3994 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3996 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3997 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3998 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3999 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4000 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4002 2005-01-27 Steven Bosscher <stevenb@suse.de>
4005 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4006 higher to -O2 and higher. Likewise for tree PRE.
4007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4010 2005-01-27 Ian Lance Taylor <ian@airs.com>
4013 * gimple-low.c (try_catch_may_fallthru): New static function.
4014 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4015 * tree-inline.c (expand_call_inline): Don't warn about reaching
4016 the end of a non-void function being inlined if the function uses
4019 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4021 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4024 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4025 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4026 (implicitly_declare): Handle error_mark_node.
4028 2005-01-27 Richard Henderson <rth@redhat.com>
4031 * tree.h (struct tree_decl): Add debug_expr_is_from.
4032 (DECL_DEBUG_EXPR_IS_FROM): New.
4033 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4034 * dwarf2out.c (dwarf2out_var_location): Update to match.
4035 * tree-outof-ssa.c (create_temp): Likewise.
4036 * var-tracking.c (track_expr_p): Likewise.
4037 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4038 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4039 * toplev.c (default_tree_printer): Likewise.
4041 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4043 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4044 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4046 2005-01-27 Steven Bosscher <stevenb@suse.de>
4048 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4049 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4050 ASM_CLOBBERS): Add tree checks.
4052 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4053 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4054 * c-common.def (SWITCH_STMT): Update to match.
4055 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4056 macros instead of SWITCH_EXPR ones.
4057 * c-dump.c (c_dump_tree): Likewise.
4058 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4059 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4061 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4063 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4065 * unwind-dw2.c (execute_stack_op): Add missing cases for
4066 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4068 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4070 * config.gcc (Obsolete configurations): Remove 'dummy', add
4071 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4074 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4076 PR tree-optimization/19633
4077 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4079 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4080 are no call-clobbered variables.
4081 * tree-outof-ssa.c (check_replaceable): Return false for calls
4084 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4086 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4087 even for variables with NULL DECL_INITIAL.
4089 2005-01-26 Stuart Hastings <stuart@apple.com>
4091 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4093 2005-01-26 Richard Henderson <rth@redhat.com>
4096 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4098 * expr.c (store_field): Strip conversions to odd-bit-sized types
4099 if the destination field width matches.
4101 2005-01-26 Richard Henderson <rth@redhat.com>
4103 * c-decl.c, expmed.c, expr.c: Revert last change.
4105 2005-01-26 Richard Henderson <rth@redhat.com>
4108 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4110 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4111 if we don't need the bits above those present in the current mode.
4112 * expr.c (store_field): Strip conversions to odd-bit-sized types
4113 if the destination field width matches.
4115 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4117 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4118 either -ffast-math or -funsafe-math-optimizations is in use.
4120 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4124 * config/avr/avr.c (notice_update_cc): Only set condition code for
4125 ashrqi3 if shift count > 0.
4126 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4127 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4128 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4129 count <= 0 as a no-op, and shift count >= width by copying zero
4130 or sign bit to all bits of the result.
4131 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4132 count, with attribute "length" set to 0 and "cc" set to "none".
4134 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4136 * doc/invoke.texi: Document -mTLS.
4138 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4139 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4140 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4141 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4142 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4143 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4144 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4145 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4147 * configure.ac: Check for a TLS capable gas.
4149 * configure: Regenerate.
4151 2005-01-26 Richard Henderson <rth@redhat.com>
4154 * combine.c (make_field_assignment): Simplify store to zero_extract
4155 from a source with an overlapping mask.
4157 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4159 2004-11-11 Eric Christopher <echristo@redhat.com>
4161 * config/frv/frv.md: Add fr400_integer automaton. Don't
4162 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4165 2005-01-26 Steven Bosscher <stevenb@suse.de>
4168 * cfgbuild.c (make_edges): Do not clear or set
4169 current_function_has_computed_jump.
4170 * function.h (struct function): Remove the has_computed_jump field.
4171 (current_function_has_computed_jump): Do not define.
4172 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4173 in a computed jump. Ignore current_function_has_computed_jump.
4175 2005-01-26 Richard Henderson <rth@redhat.com>
4178 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4179 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4181 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4182 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4183 objects into static storage if they have more than one non-zero value.
4184 * tree.h (categorize_ctor_elements): Update decl.
4186 2005-01-26 Steven Bosscher <stevenb@suse.de>
4189 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4190 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4191 to this function from 2004-07-10.
4192 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4193 the current function for tail call optimizations if the address
4194 of one of it its arguments is taken.
4196 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4198 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4200 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4202 * function.c (expand_function_end): If current_function_calls_alloca,
4203 emit stack restore in a place that is reached when the function falls
4206 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4208 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4209 rule to avoid matching inappropriate suffix rule.
4211 2005-01-26 Jan Hubicka <jh@suse.cz>
4213 PR tree-optimization/19241
4214 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4216 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4218 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4219 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4221 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4222 <sim*>: Always use crt1.o, regardless of N in simN.
4223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4224 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4225 (CRT_CALL_STATIC_FUNCTION): Remove.
4226 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4227 use crt1.o, regardless of N in simN.
4228 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4229 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4230 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4231 case isystem setting.
4232 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4234 2005-01-25 Ian Lance Taylor <ian@airs.com>
4236 * gimple-low.c (block_may_fallthru): Correct handling of
4237 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4239 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4241 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4242 handlers to match indentation; nested under the mtune=* handler.
4243 Similar for mcpu= and march=.
4245 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4247 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4248 * config/mips/linux64.h (LIB_SPEC): Likewise.
4249 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4250 * config/sh/linux.h (LIB_SPEC): Likewise.
4252 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4254 * config/frv/frv.c (frv_legitimize_tls_address): New.
4255 (TARGET_HAVE_TLS): Define.
4256 (FRV_SYMBOL_REF_TLS_P): Define.
4257 (frv_override_options): Handle new register classes.
4258 (frv_legitimate_address_p): Reject tls addresses.
4259 (frv_legitimize_address): Handle TLS addresses.
4260 (gen_inlined_tls_plt): New.
4262 (frv_legitimize_tls_address): New.
4263 (unspec_got_name): Add TLS entries.
4264 (got12_operand): Add R_FRV_TLSMOFF12 case.
4265 (frv_emit_move): Fixup TLS addresses.
4266 (frv_emit_movsi): Legitimize TLS addresses.
4268 * config/frv/frv.h (MASK_BIG_TLS): New.
4269 (TARGET_BIG_TLS): New.
4270 (HAVE_AS_TLS): Define.
4271 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4272 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4273 (REG_CLASS_NAMES): Same.
4274 (REG_CLASS_CONTENTS): Same.
4275 (CONSTRAINT_LEN): New.
4276 (REG_CLASS_FROM_CONSTRAINT): New.
4277 (PREDICATE_CODES): Add symbolic_operand.
4279 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4280 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4281 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4282 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4283 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4284 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4285 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4286 GR9_REG, GR14_REG, LRREG.
4287 (type): Add load_or_call attribute.
4288 ("load_or_call"): New reservation.
4289 ("call_gettlsoff"): New.
4290 ("tls_indirect_call"): New.
4291 ("tls_load_gottlsoff12"): New.
4292 ("tlsoff_hilo"): New.
4293 ("tls_tlsdesc_ldd"): New.
4294 ("tls_tlsoff_ld"): New.
4297 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4299 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4301 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4302 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4303 * config/frv/frv.c (TLS_BIAS): Define.
4304 (frv_output_dwarf_dtprel): New.
4306 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4308 PR rtl-optimization/19579
4309 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4310 both A and B, see if they don't clobber registers the other expr uses.
4312 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4314 * real.c (do_add): Initialize signalling and canonical members.
4316 * real.c (real_from_integer): Zero out destination.
4318 2005-01-18 Jan Hubicka <jh@suse.cz>
4320 PR tree-optimize/19337
4321 * tree-inline.c (initialize_inlined_parameters): Copy
4322 saved_static_chain_decl only.
4324 2005-01-25 Richard Henderson <rth@redhat.com>
4328 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4329 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4330 80387 enabled, to return a proper subclass. Return the subset that
4331 overlaps with GENERAL_REGS for PLUS.
4332 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4334 2005-01-25 Richard Henderson <rth@redhat.com>
4337 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4339 2005-01-25 Roger Sayle <roger@eyesopen.com>
4341 * expmed.c (choose_multiplier): Change interface to return the
4342 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4343 (expand_divmod): Update calls to choose_multiplier.
4345 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4348 * expmed.c (extract_bit_field): Use adjust_address instead of
4349 gen_lowpart when op0 is a MEM.
4351 2005-01-24 Steven Bosscher <stevenb@suse.de>
4353 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4355 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4357 * config/mips/irix-csr.c: New file.
4358 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4359 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4360 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4363 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4366 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4367 sparc/elf.h, add sparc/sp-elf.h.
4368 (sparc-*-rtems*): Likewise.
4369 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4370 tm-dwarf2.h, add sparc/sp-elf.h.
4371 (sparc86x-*-elf): Likewise.
4372 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4373 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4374 TARGET_OS_CPP_BUILTINS.
4375 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4376 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4378 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4379 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4380 (SWITCH_TAKES_ARG): Likewise.
4381 (LOCAL_LABEL_PREFIX): Likewise.
4382 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4383 (TARGET_N_FORMAT_TYPES): Delete.
4384 (TARGET_FORMAT_TYPES): Likewise.
4385 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4386 * config/sparc/elf.h: Delete.
4387 * config/sparc/sp-elf.h: New file.
4389 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4391 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4392 * tree-flow.h: Remove the corresponding prototype.
4393 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4394 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4396 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4399 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4400 for AIX ABI or ELF -fPIC.
4401 (rs6000_emit_load_toc_table): Don't create toc_section here.
4402 (rs6000_xcoff_file_start): Nor here.
4404 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4406 * sh.c (ra.h): Don't #include.
4407 (hard_regs_intersect_p): New function, resurrected from ra.c.
4409 * sh.c: Fix 1996 Copyright.
4411 2005-01-24 Richard Henderson <rth@redhat.com>
4412 Aldy Hernandez <aldyh@redhat.com>
4414 * regrename.c (note_sets): Handle subregs.
4416 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4419 * genconditions.c (write_header, write_conditions): Elide file if
4422 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4424 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4425 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4428 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4430 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4431 expand_builtin_printf, expand_builtin_fprintf,
4432 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4433 checking against POINTER_TYPE.
4434 (validate_arglist): Handle POINTER_TYPE code by checking
4437 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4439 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4441 (for_each_rtx): Call for_each_rtx_1.
4442 * rtl.h (init_rtlanal): Declare.
4443 * toplev.c (backend_init): Call init_rtlanal.
4445 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4447 * flow.c (propagate_one_insn): Formatting.
4450 * flow.c (libcall_dead_p): Be more conservative if unsure.
4451 If there are any instructions between insn and call, see if they are
4452 all dead before saying the libcall is dead.
4454 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4456 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4457 operand constraint for operand 0.
4459 2005-01-23 Richard Henderson <rth@redhat.com>
4462 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4463 edges leading to join block.
4465 2005-01-23 Roger Sayle <roger@eyesopen.com>
4467 * expmed.c (expand_mult_highpart): Make static. Change type of
4468 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4469 (expand_divmod): Updates calls to expand_mult_highpart by using
4470 gen_int_mode to pass a CONST_INT rtx.
4471 * rtl.h (expand_mult_highpart): Remove prototype.
4473 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4475 * flow.c (regset_bytes, regset_size): Remove.
4477 * cfganal.c: Fix a reference to Harvey's paper.
4479 2005-01-23 Steven Bosscher <stevenb@suse.de>
4481 PR rtl-optimization/19464
4482 * tree-optimize.c (init_tree_optimization_passes): Add one more
4483 copyrename pass just before out-of-ssa.
4485 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4488 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4489 * ggc-none.c (ggc_free): Define.
4491 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4493 * cse.c (max_reg, max_insn_uid): Remove.
4494 (cse_main): Don't access max_reg or max_insn_uid.
4496 * c-common.c (explicit_flag_signed_bitfields,
4497 lang_statement_code_p, lang_expand_function_end): Remove.
4498 * c-common.h: Remove the corresponding declarations.
4499 * c-opts.c (c_common_handle_option): Remove all write access
4500 to explicit_flag_signed_bitfields.
4502 * cgraph.c (cgraph_varpool_n_nodes): Remove.
4503 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
4504 * cgraph.h: Remove the corresponding declaration.
4506 * gcse.c (null_pointer_info): Remove.
4508 2005-01-23 Roger Sayle <roger@eyesopen.com>
4509 Eric Botcazou <ebotcazou@libertysurf.fr>
4511 * combine.c (simplify_logical): Only simplify logical expressions
4512 of the form ior(and(x,y),z) by the inverse distributive law if the
4513 result is cheaper than the original.
4515 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4517 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
4518 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
4519 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
4520 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
4521 config/freebsd-spec.h, config/arm/arm.h,
4522 config/h8300/h8300.md, config/i386/i386.md,
4523 config/i386/predicates.md, config/i386/sse.md,
4524 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
4525 config/vax/vax.md: Fix comment typos. Follow spelling
4528 2005-01-23 Steven Bosscher <stevenb@suse.de>
4530 * gengtype.c (walk_type): Produce `not equal to' compares for loop
4531 tests, instead of `less than'.
4533 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
4535 * function.c (assign_parm_setup_block): When creating a new stack slot
4536 for a parameter, get its alignment from the parameter's DECL_ALIGN
4537 rather than the type's TYPE_ALIGN. Make sure that the parameter
4538 is at least word aligned.
4540 2005-01-22 Roger Sayle <roger@eyesopen.com>
4543 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4545 2005-01-22 Richard Henderson <rth@redhat.com>
4548 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4549 in both compare operands.
4550 (movdfcc_1_sse_max): Likewise.
4551 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4552 (movdfcc_1_sse): Likewise.
4553 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4554 scratch register as needed.
4556 2005-01-22 Richard Henderson <rth@redhat.com>
4558 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4560 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4562 2005-01-22 Richard Henderson <rth@redhat.com>
4564 * genopinit.c (optabs): Use smin/smax for floating point too.
4565 * doc/md.texi: Update to match. Clarify that floating point
4566 results are undefined for +0/-0 and NaN.
4567 * doc/rtl.texi: Likewise.
4568 * rtl.def (SMIN, SMAX): Likewise
4569 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4571 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4572 leading 's' to the name.
4573 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4574 smaxxf3, sminxf3): Likewise.
4575 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4578 2005-01-22 Paul Brook <paul@codesourcery.com>
4580 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4582 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4584 * config/s390/s390.c (struct processor_costs): New fields
4585 dlgr, dlr, dr, dsgfr, dsgr.
4586 (z900_cost, z990_cost): Values for new fields.
4587 (s390_rtx_costs): New cases MEM und COMPARE in switch
4588 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4589 DIV, MOD, UDIV, UMOD.
4591 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4593 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4594 into the register being decremented.
4595 ("doloop_si31", "doloop_di"): Likewise.
4596 ("*doloop_si_long"): Adapt pattern.
4598 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4600 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4602 (CLASS_MAX_NREGS): Likewise.
4604 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4606 * doc/tree-ssa.texi (Statement Operands): Add example for new
4607 must-def macro. Note deprecation of old operands interface.
4609 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4611 PR tree-optimization/19484
4612 * tree-cfg.c (remove_fallthru_edge): New function.
4613 (cleanup_control_flow): Remove fallthru edges from calls that are
4614 now known not to return.
4616 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4618 Fix PR tree-optimization/19038
4619 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4620 copies with loop variant ones.
4622 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4624 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4625 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4626 config/alpha/alpha.md, config/alpha/predicates.md,
4627 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4628 config/sparc/sol2.h: Update copyright.
4630 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4631 first label to see if it is a nonlocal label.
4633 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4634 Andrew Pinski <pinskia@physics.uc.edu>
4637 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4638 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4640 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4642 * config/rs6000/rtems.h: Update copyright.
4644 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4647 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4648 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4649 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4651 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4654 * c-typeck.c (convert_arguments): Check for error_mark_node.
4656 2005-01-21 Ian Lance Taylor <ian@airs.com>
4658 PR tree-optimization/13000
4659 * tree-inline.c: Include "tree-flow.h".
4660 (expand_call_inline): If warn_return_type, warn if non-void inline
4661 function falls through.
4662 * tree-cfg.c (execute_warn_function_return): Don't warn about
4663 control reaching end if TREE_NO_WARNING is set. Set
4665 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4667 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4668 branch if we don't need one.
4669 * c-typeck.c: Include "tree-flow.h"
4670 (c_finish_bc_stmt): Don't add a goto if the current statement
4671 list doesn't fall through to the current point.
4673 2005-01-21 Roger Sayle <roger@eyesopen.com>
4675 PR rtl-optimization/576
4676 * real.c (real_arithmetic): Change return type from void to bool
4677 to return an indication that the result may be inexact.
4678 * real.h (real_arithmeric): Update prototype.
4679 * fold-const.c (const_binop): Don't constant fold floating
4680 point expressions when the user specifies -frounding-math and
4681 the result may depend upon the run-time rounding mode.
4682 (fold_convert_const_real_from_real): Clean-up.
4683 (fold_initializer): Ignore flag_rounding_math for initializers.
4684 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4685 constant fold FP operations with flag_rounding_math if the
4686 result may depend upon the run-time rounding mode.
4688 2005-01-21 Tom Tromey <tromey@redhat.com>
4690 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4692 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4694 * tree-cfg.c: Fix comment typos.
4696 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4698 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4699 around the call to rest_of_handle_branch_target_load_optimize.
4701 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4703 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4704 (sparc64-*-openbsd*): Likewise.
4705 (sparclite-*-elf*): Include tm-dwarf2.h.
4706 (sparc86x-*-elf*): Likewise.
4707 (sparc64-*-elf*): Likewise.
4708 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4709 (DBX_DEBUGGING_INFO): Likewise.
4710 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4711 (PREFERRED_DEBUGGING_TYPE): Likewise.
4712 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4713 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4714 (PREFERRED_DEBUGGING_TYPE): Likewise.
4715 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4716 (PREFERRED_DEBUGGING_TYPE): Likewise.
4717 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4719 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4722 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4724 2005-01-20 Paul Brook <paul@codesourcery.com>
4726 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4728 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4730 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4731 label is first in a sequence of labels.
4733 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4735 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4736 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4738 * doc/sourcebuild.texi (Test Directives): New.
4740 2005-01-20 Roger Sayle <roger@eyesopen.com>
4742 * real.c (real_floor): Don't leave the result uninitialized when
4743 mode is VOIDMode, but return the unrounded intermediate value.
4744 (real_ceil): Likewise.
4746 2005-01-20 Paul Brook <paul@codesourcery.com>
4748 * config/arm/arm.md (insv): Use gen_int_mode.
4750 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4752 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4753 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4754 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4755 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4756 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4758 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4761 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4762 fbreg, so we have to assume we can't.
4763 (loc_descriptor_from_tree_1): Ditto.
4764 (containing_function_has_frame_base): New function.
4765 (add_location_or_const_value_attribute): Use it.
4766 Also try to generate a frame_base from a single element location
4769 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4771 PR tree-optimization/15349
4772 * timevar.def (TV_TREE_MERGE_PHI): New.
4773 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4775 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4776 calls to tree_forwarder_block_p.
4777 (remove_forwarder_block_with_phi, merge_phi_nodes,
4778 gate_merge_phi, pass_merge_phi): New.
4779 * tree-optimize.c (init_tree_optimization_passes): Add
4781 * tree-pass.h: Add an extern for pass_merge_phi;
4783 2005-01-20 Richard Henderson <rth@redhat.com>
4786 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4787 (_mm_castps_pd, _mm_castps_si128): New.
4788 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4790 2005-01-20 Richard Henderson <rth@redhat.com>
4793 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4794 __builtin_ia32_vec_init_v2si.
4795 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4796 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4797 (ix86_init_mmx_sse_builtins): Create it.
4798 (ix86_expand_builtin): Expand it.
4799 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4800 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4801 (vec_extractv2si_0, vec_extractv2si_1): New.
4803 2005-01-20 Richard Henderson <rth@redhat.com>
4806 * config/i386/i386.c (ix86_expand_push): New.
4807 * config/i386/mmx.md (push<MMXMODE>1): New.
4808 * config/i386/sse.md (push<SSEMODE>1): New.
4809 * config/i386/i386-protos.h: Update.
4811 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4813 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4816 2005-01-20 Richard Henderson <rth@redhat.com>
4818 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4819 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4821 2005-01-19 Richard Henderson <rth@redhat.com>
4824 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4825 to V4SFmode in SSE1 fallback load path.
4827 2005-01-19 Richard Henderson <rth@redhat.com>
4829 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4830 in QImode expansion to ix86_expand_vector_set.
4831 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4833 2005-01-19 Richard Henderson <rth@redhat.com>
4836 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4837 subclass of the input class.
4838 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4839 Always true for cross-SSE1 classes. Rationalize conditionals.
4840 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4841 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4842 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4843 (movdi_2): Add MMX/SSE zeros.
4844 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4845 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4846 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4847 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4848 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4849 (zero_extendsidi2_rex64_1): Remove.
4850 (MOV0 peephole): Check GENERAL_REG_P.
4852 2005-01-19 Richard Henderson <rth@redhat.com>
4855 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4857 (ix86_expand_vector_extract): Likewise.
4859 2005-01-19 Richard Henderson <rth@redhat.com>
4862 * expr.c (emit_move_change_mode): New argument force; use
4863 simplify_gen_subreg if true.
4864 (emit_move_via_alt_mode): Merge into ...
4865 (emit_move_via_integer): ... here.
4866 (emit_move_ccmode): Use emit_move_change_mode directly.
4868 2005-01-19 Richard Henderson <rth@redhat.com>
4871 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4872 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4873 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4875 (alpha_emit_set_const): Likewise. Make static.
4876 (alpha_emit_set_long_const): Make static.
4877 (alpha_extract_integer): Split out from alpha_expand_mov.
4878 (alpha_split_const_mov): Likewise.
4879 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4880 (alpha_legitimate_constant_p): New.
4881 * config/alpha/alpha-protos.h: Update.
4882 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4883 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4884 * config/alpha/alpha.md (movsi): Add n alternative.
4885 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4886 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4887 (splitters for all of the above): Use alpha_split_const_mov.
4888 * config/alpha/predicates.md (non_add_const_operand): New.
4889 (non_zero_const_operand): New.
4890 (input_operand): Use alpha_legitimate_constant_p after reload.
4892 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4894 PR tree-optimization/19038
4895 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4896 (add_candidate): Add ivs with increment in latch only if
4897 allow_ip_end_pos_p is true.
4898 (determine_iv_cost): Use empty_block_p.
4900 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4902 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4903 (compute_dominance_frontiers): Ditto.
4905 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4908 * config/sh/t-rtems: New.
4909 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4911 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4913 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4914 the offset of the selected field.
4916 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4918 * tree-cfg.c (remove_forwarder_block): Fix the check to
4919 prevent a nonlocal label from appearing in the middle of a
4922 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4924 PR rtl-optimization/19462
4925 * reorg.c (find_end_label): Create return insn only if
4926 current_function_epilogue_delay_list is empty.
4928 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4930 * doc/passes.texi: Remove paragraph mentioning new-ra.
4932 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4934 PR rtl-optimization/15139
4935 * combine.c: Include params.h.
4936 (count_rtxs): New function.
4937 (record_value_for_reg): If replace_rtx would replace at least
4938 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4939 (clobber (const_int 0)) instead of TEM.
4940 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4941 * params.h (MAX_LAST_VALUE_RTL): New.
4942 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4943 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4946 * c-typeck.c (digest_init): Only call build_vector if all constructor
4947 elements are *_CST nodes.
4948 * gimplify.c (gimplify_init_constructor): Likewise.
4951 * c-typeck.c (digest_init): Only call build_vector if inside_init
4954 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4956 * toplev.c (init_asm_output): Remove dead #ifdef.
4958 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4960 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4962 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4964 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4965 accessing DECL_FUNCTION_CODE.
4966 * dojump.c (do_jump): Likewise.
4967 * gimplify.c (gimplify_call_expr): Likewise.
4968 * predict.c (expr_expected_value): Likewise.
4969 (strip_builtin_expect): Likewise.
4970 * tree-inline.c (estimate_num_insns_1): Likewise.
4971 * tree-ssa-loop-im.c (stmt_cost): Likewise
4972 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4973 (tree_expr_nonnegative_p): Likewise.
4975 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4977 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4978 variant of the load_pcrel_sym pattern.
4979 * config/sparc/sparc.md (P macro): Move to the top.
4980 (load_pcrel_sym): Macroize using P.
4981 (save_register_window): Likewise.
4983 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4985 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4988 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4991 * c-typeck.c (build_asm_expr): Strip nops off
4992 input memory operands.
4994 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4996 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4997 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4998 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5001 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5004 * config/i386/i386.c (override_options): If the 80387 is disabled,
5005 then do not return FP values using FP registers.
5007 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5009 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5010 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5011 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5012 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5013 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5014 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5015 output.h, postreload-gcse.c, postreload.c, recog.c,
5016 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5017 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5018 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5019 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5020 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5021 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5022 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5023 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5025 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5026 config/alpha/alpha.c, config/arm/vfp.md,
5027 config/i386/emmintrin.h, config/i386/i386-modes.def,
5028 config/i386/i386-protos.h, config/i386/i386.h,
5029 config/i386/pmmintrin.h, config/i386/ppro.md,
5030 config/i386/predicates.md, config/i386/xmmintrin.h,
5031 config/i860/i860.c, config/ia64/ia64-modes.def,
5032 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5033 config/ia64/ia64.md, config/ia64/itanium1.md,
5034 config/ia64/itanium2.md, config/ia64/predicates.md,
5035 config/iq2000/iq2000.h, config/mips/linux64.h,
5036 config/rs6000/aix41.h, config/rs6000/aix43.h,
5037 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5038 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5039 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5040 config/sparc/linux64.h, config/sparc/litecoff.h,
5041 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5042 config/sparc/sparc.h, config/sparc/sparc.md,
5043 config/sparc/sysv4-only.h: Update copyright.
5045 2005-01-18 Richard Henderson <rth@redhat.com>
5048 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5050 2005-01-18 Marc Espie <espie@openbsd.org>
5051 * config/i386/openbsdelf.h: Typo.
5053 2005-01-18 Richard Henderson <rth@redhat.com>
5055 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5056 special case for sse.
5057 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5059 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5061 * tree-inline.c (estimate_num_insns_1): Added cases for
5062 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5064 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5066 PR rtl-optimization/19296
5067 * combine.c (simplify_comparison): Rewrite the condition under
5068 which a non-paradoxical SUBREG of a PLUS can be lifted when
5069 compared against a constant.
5071 2005-01-18 Andi Kleen <ak@muc.de>
5073 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5074 * c.opt (-Wpointer-sign): Add.
5075 * doc/invoke.texi: (-Wpointer-sign): Add.
5077 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5079 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5080 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5081 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5082 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5083 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5084 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5085 for TARGET_MIX_SSE_I387.
5086 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5087 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5088 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5089 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5090 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5091 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5092 TARGET_MIX_SSE_I387.
5093 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5096 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5099 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5100 Add movaps alternative for xmm reg->reg move.
5102 2005-01-17 Jeff Law <law@redhat.com>
5104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5105 at the end of the main DOM loop rather than just before DOM exits.
5107 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5109 PR tree-optimization/19121
5110 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5111 adding aliases to a name tag, also add them to the pointer's
5113 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5114 sensitive alias info at all. Only check that the two pointers
5115 have compatible pointed-to sets.
5116 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5117 a pointer's type tag is a superset of the alias set of the
5120 2005-01-17 James E Wilson <wilson@specifixinc.com>
5123 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5124 comment to document why.
5126 2005-01-17 Richard Henderson <rth@redhat.com>
5128 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5129 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5130 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5131 sse2_vmsminv2df3_finite): New.
5132 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5133 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5134 Force op1 into register.
5136 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5138 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5139 bubblestrap from always rebuilding build directory.
5141 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5143 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5144 ("*cmpmem_short"): Likewise.
5146 2005-01-17 Steven Bosscher <stevenb@suse.de>
5148 * basic-block.h: Document BB_* flags.
5149 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5150 use an sbitmap instead.
5151 * sched-rgn.c (compute_trg_info): Likewise.
5153 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5155 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5156 redundant target_cpu_default and extra_parts lines. Use the default
5158 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5159 (SUBTARGET_EXTRA_SPECS): Delete.
5160 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5161 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5162 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5163 and "n32" for -mabi=n32.
5165 2005-01-17 Ian Lance Taylor <ian@airs.com>
5168 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5169 fold constant variables into initial values.
5171 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5173 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5175 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5176 through the statements backward.
5178 2005-01-17 Ian Lance Taylor <ian@airs.com>
5180 PR middle-end/13127:
5181 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5182 a variable set to the return value of the inlined function.
5184 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5186 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5187 when modes are tieable.
5189 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5191 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5192 of pthread_create to find out if threads are enabled.
5193 * gthr-posix95.h (__gthread_active_p): Likewise.
5195 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5197 * common.opt (-fnew-ra): Remove.
5199 * toplev.h (flag_new_regalloc): Remove.
5200 * Makefile.in (ra*.*): Don't mention.
5201 * passes.c (rest_of_handle_new_regalloc): Remove.
5202 (rest_of_handle_combine, rest_of_compilation): Always consider
5203 flag_new_regalloc as false.
5204 * doc/invoke.texi: Don't document -fnew-ra.
5206 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5208 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5209 last parameter to reg_scan.
5210 * loop.c (loop_optimize): Likewise.
5211 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5212 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5213 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5214 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5215 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5216 * regclass.c (reg_scan): Likewise, for the declaration.
5217 * rtl.h (reg_scan): Likewise, for the prototype.
5219 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5222 mark_dfs_back_edges.
5224 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5226 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5227 (compute_avail): Uses don't go in tmp_gen.
5229 2005-01-16 Steven Bosscher <stevenb@suse.de>
5231 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5232 loop to look for a free slot in a page entry.
5234 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5237 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5238 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5239 just before targetm.asm_out.file_end.
5240 * tree.h (process_pending_assemble_output_defs): Declare.
5241 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5243 (assemble_alias): Defer generation of assembly code for defines when
5244 TARGET_DEFERRED_OUTPUT_DEFS is true.
5245 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5246 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5247 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5249 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5252 * pa.c (pa_scalar_mode_supported_p): New function.
5253 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5254 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5256 * pa-protos.h (prefetch_operand): Delete.
5257 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5258 * pa.c (prefetch_operand): Delete.
5259 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5260 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5261 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5262 and prefetch_nocc_operand.
5263 * pa.md (prefetch): Rework to avoid reload problems handling short
5264 displacements when a cache control completer needs to be provided.
5265 (prefetch_32, prefetch_64): Delete.
5266 (prefetch_cc, prefetch_nocc): New patterns.
5268 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5270 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5272 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5275 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5276 exceeds maximum alignment for global common data.
5277 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5278 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5280 2004-01-15 Roger Sayle <roger@eyesopen.com>
5282 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5284 2004-01-15 Roger Sayle <roger@eyesopen.com>
5286 * harg-reg-set.h (reg_class_names): Prototype global array.
5287 * regclass.c (reg_class_names): Declare here and initialize to
5289 (dump_regclass): Remove local declaration of reg_class_names.
5290 (regclass): Likewise.
5291 * cfg.c (dump_flow_info): Likewise.
5292 * ra-debug.c (reg_class_names): Likewise.
5293 * regrename.c (reg_class_names): Likewise.
5294 * reload.c (reg_class_names): Likewise.
5295 * reload1.c (spill_failure): Likewise.
5296 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5298 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5300 * config/s390/s390.md ("reload_outti"): Remove predicate for
5301 output operand. Abort if operand is not a MEM.
5302 ("reload_outdi", "reload_outdf"): Likewise.
5304 2005-01-15 Marc Espie <espie@openbsd.org>
5306 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5307 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5308 * config/openbsd.h: Fix C++ includes for native configurations.
5309 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5310 Add trampoline support.
5311 * config/i386/openbsdelf.h: New.
5313 2005-01-15 Marc Espie <espie@openbsd.org>
5315 * collect2.c (main): Explicitly parse -dynamic-linker option.
5317 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5319 PR tree-optimization/19060
5320 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5321 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5322 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5323 and handle extract_range_from_cond returning false.
5324 * fold-const.c (fold): Optimize comparisons with min/max even for
5325 width > HOST_BITS_PER_WIDE_INT.
5327 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5329 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5330 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5331 Remove little endian multilib variants.
5332 Add mips32 multilib variant.
5334 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5336 * explow.c (copy_all_reg, stabilize): Remove.
5337 * expr.h: Remove the corresponding prototypes.
5339 * rtlanal.c (regs_set_between_p): Remove.
5340 * rtl.h: Remove the corresponding prototype.
5342 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5344 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5345 to rs6000_nonimmediate_operand.
5346 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5347 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5348 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5349 rs6000_nonimmediate_operand.
5350 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5351 rs6000_nonimmediate_operand.
5353 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5355 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5357 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5359 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5361 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5362 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5364 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5365 (rs6k_nonimmediate_operand): New.
5366 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5368 (legitimate_lo_sum_address_p): Same.
5369 (rs6000_legitimize_address): Same.
5370 (rs6000_legitimize_reload_address): Same.
5371 (rs6000_legitimate_address): Same.
5372 (spe_build_register_parallel): Pass DF and DC modes in a DI
5375 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5376 to rs6k_nonimmediate_operand.
5378 * config/rs6000/spe.md ("*frob_df_di"): New.
5379 ("*frob_di_df"): New.
5380 ("*frob_di_df_2"): New.
5381 ("*mov_sidf_e500_subreg0"): New.
5382 ("*mov_sidf_e500_subreg4"): New.
5383 ("*movdf_e500_double"): Change predicate to
5384 rs6k_nonimmediate_operand.
5386 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5388 * postreload.c (move2add_note_store): Only call
5389 trunc_int_for_mode on scalar integers.
5391 2005-01-14 Steven Bosscher <stevenb@suse.de>
5393 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5394 replace BB_VISITED uses.
5395 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5396 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5397 (tree_dce_done): Free visited_control_parents.
5398 (perform_tree_ssa_dce): Allocate and clear it.
5399 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5400 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5401 instead of BB_VISITED.
5403 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5405 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5406 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5407 Remove unused prototypes.
5409 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5411 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5412 64-bit register usage.
5413 (spe_func_has_64bit_regs_p): Add FIXME note.
5415 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5417 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5418 flag_finite_math_only with flag_unsafe_math_optimizations.
5420 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5422 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5424 (__tpf_eh_return): Copy TPF private stack area from the module
5425 boundary stack frame. Add check for when module addresses are
5426 equal, but no stub address is found.
5428 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5431 * arm.h (struct machine_function): Add call_via field.
5432 (thumb_call_via_label): Declare.
5433 * arm.c (thumb_call_via_label): New variable.
5434 (thumb_call_reg_needed): New variable.
5435 (arm_output_function_epilogue): For Thumb code, output any per-function
5436 call-indirect trampolines.
5437 (thumb_call_via_reg): New function.
5438 (arm_file_end): New function.
5439 (TARGET_ASM_FILE_END): Call arm_file_end.
5440 (aof_file_end): Likewise.
5441 * arm-protos.h (thumb_call_via_reg): Declare.
5442 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5443 thumb_call_via_reg in normal case.
5445 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5448 PR rtl-optimization/19348
5449 * recog.c (peephole2_optimize): Do global life update if some peephole
5450 decides it doesn't need at least one of its inputs and that change
5451 influences liveness at the start of the basic block.
5453 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5454 arguments instead of 1.
5456 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5459 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5460 zero for nested functions needing a static chain or functions
5461 with a non-constant address.
5463 2005-01-13 Roger Sayle <roger@eyesopen.com>
5465 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5466 (and (sign_extend X) C) into (zero_extend (and X C)).
5468 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5470 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5472 2005-01-13 Richard Henderson <rth@redhat.com>
5477 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5478 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5479 not just TARGET_SSE.
5480 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5481 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5482 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5483 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5484 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5485 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5486 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5487 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5488 (movdicc_c_rex64): Rename with '*'.
5489 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5490 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5491 (movsfcc_1_387): Rename from movsfcc_1.
5492 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
5493 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
5494 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
5495 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
5496 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
5497 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
5498 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
5499 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
5500 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5501 sse_movdfcc_const0_4): Remove.
5502 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
5503 recognize min/max early. Update for changed sse cmove patterns.
5504 (ix86_split_sse_movcc): New.
5505 * config/i386/i386-protos.h: Update.
5507 2005-01-13 Steven Bosscher <stevenb@suse.de>
5509 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
5510 (fix_stmt_v_may_defs): Likewise.
5512 2005-01-13 Richard Henderson <rth@redhat.com>
5514 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
5515 for converting the mask.
5517 2005-01-13 David Edelsohn <edelsohn@gnu.org>
5519 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
5522 2005-01-13 Richard Henderson <rth@redhat.com>
5524 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
5525 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
5526 IX86_BUILTIN_MOVDQ2Q): Remove.
5527 (IX86_BUILTIN_VEC_EXT_V4SI): New.
5528 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
5529 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
5531 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
5532 (sse2_pextrw): Fix immediate constraint.
5533 (sse2_loadq, sse2_loadq_rex64): Remove.
5534 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
5535 Use __builtin_ia32_vec_ext_<size>.
5536 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
5538 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
5540 * function.c (assign_parm_setup_block): Look inside original
5541 entry_parm when inspecting PARALLEL.
5543 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5544 Joel Sherrill <joel@oarcorp.com>
5547 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5548 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5549 rtems_gxx_recursive_mutex_init.
5550 (__gthread_recursive_mutex_lock): New function.
5551 (__gthread_recursive_mutex_trylock): Likewise.
5552 (__gthread_recursive_mutex_unlock): Likewise.
5554 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5556 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5558 2005-01-13 Jan Beulich <jbeulich@novell.com>
5560 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5561 (ashrti3_internal): Indicate output is early clobber. Generate result
5562 into output rather than first input. Use move for low word of output
5563 if shift count is exactly 64.
5564 (lshrti3_internal): Likewise.
5566 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5570 * reload1.c (delete_output_reload): Don't delete an output reload
5571 if the pseudo lives longer than a single basic block. Adjust and
5572 improve wording of comment.
5574 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5577 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5578 of TYPE_SIZE where we mean the number of bytes.
5580 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5582 * function.c (assign_parm_setup_block): Relax condition on
5583 multi-register optimization.
5585 2005-01-12 Nick Clifton <nickc@redhat.com>
5587 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5588 an "in_delay_slot" attribute of "no" to prevent them being used in
5589 delay slots. This is forbidden because they might generate
5592 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5595 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5598 2005-01-12 Nick Clifton <nickc@redhat.com>
5600 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5601 passed on to GAS) but do not define, as GAS no longer supports or
5602 needs the -m2000 option.
5604 2005-01-11 Roger Sayle <roger@eyesopen.com>
5606 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5607 type as args of unprototyped builtins aren't automatically promoted.
5608 (fold_builtin_abs): Likewise.
5610 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5612 * Makefile.in: Set a `build-warn' variable.
5614 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5616 PR tree-optimization/17949
5617 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5618 (find_interesting_uses_address): Use it.
5620 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5622 * regrename.c (kill_value): Handle subreg's that won't simplify.
5624 2005-01-11 Richard Henderson <rth@redhat.com>
5627 * config/i386/i386.h (enum ix86_builtins): Move ...
5628 * config/i386/i386.c: ... here.
5629 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5630 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5631 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5632 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5633 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5634 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5635 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5636 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5637 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5638 IX86_BUILTIN_LOADDDUP): Remove.
5639 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5640 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5641 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5642 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5643 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5644 (ix86_init_builtins): Make static.
5645 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5646 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5647 if all the modes match. Otherwise, fake it.
5648 (get_element_number, ix86_expand_vec_init_builtin,
5649 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5650 (ix86_expand_builtin): Make static. Update for changed builtins.
5651 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5652 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5653 (ix86_expand_vector_init_duplicate): New.
5654 (ix86_expand_vector_init_low_nonzero): New.
5655 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5656 Split out from ix86_expand_vector_init; handle integer modes.
5657 (ix86_expand_vector_init): Use them.
5658 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5659 * config/i386/i386-protos.h: Update.
5660 * config/i386/predicates.md (reg_or_0_operand): New.
5661 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5662 (movv2sf_internal): Likewise. And a splitter to match them all.
5663 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5664 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5665 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5666 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5667 (mmx_pinsrw): Fix operand ordering.
5668 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5669 rather than sse_loadss expander.
5670 (movv2df splitter): Similarly.
5671 (sse_loadss, sse_loadlss): Remove.
5672 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5673 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5674 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5675 (sse3_movddup): Rename with '*'.
5676 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5677 (sse2_loadsd): Remove.
5678 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5679 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5680 (sse2_pinsrw): Fix argument ordering.
5681 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5682 (sse2_stored): Remove 'r' destination.
5683 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5684 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5685 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5686 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5687 vec_extractv16qi, vec_initv16qi): New.
5689 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5690 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5691 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5693 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5694 (_mm_load_si128, _mm_store_si128): Likewise.
5695 (_mm_load1_pd): Use _mm_set1_pd.
5696 (_mm_load_sd): Use _mm_set_sd.
5697 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5698 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5699 (_mm_set_epi64): Use _mm_set_epi64x.
5700 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5701 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5702 _mm_setr_epi8): Use _mm_set_foo form.
5703 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5704 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5705 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5706 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5707 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5708 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5709 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5710 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5711 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5712 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5713 (_mm_movedup_pd): Use _mm_shuffle_pd.
5714 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5715 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5716 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5717 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5719 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5720 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5721 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5722 (_mm_store_ps): Use raw dereference.
5723 (_mm_store1_ps): Use _mm_storeu_ps.
5724 (_mm_storer_ps): Use _mm_store_ps.
5725 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5726 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5728 2005-01-11 Stan Shebs <shebs@apple.com>
5730 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5731 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5733 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5736 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5737 Skip all DECLs except for FIELD_DECLs.
5739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5741 * config/s390/s390.c (override_options): Return error if
5742 -mbackchain, -mpacked-stack and -mhard-float are used together.
5743 (s390_va_start): Remove the backchain && packed-stack special case.
5744 (s390_gimplify_va_arg): Likewise.
5745 * doc/invoke.texi: Remove the ABI incompatibility note.
5747 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5749 * config/s390/s390.c (struct s390_frame_layout): Remove
5751 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5752 save_backchain_p with TARGET_BACKCHAIN.
5754 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5757 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5758 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5759 * function.c (locate_and_pad_parm): Set new field.
5760 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5761 Tweak where_pad test to include "none". Always set mem align for
5763 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5764 not sufficient for type.
5765 (assign_parm_setup_block): If stack_parm is zero on entry, always
5766 make a new stack local. Block move old stack parm if necessary
5767 to new aligned stack local.
5768 (assign_parm_setup_stack): Use a block move to handle
5769 potentially misaligned entry_parm.
5770 (assign_parms_unsplit_complex): Specify required alignment when
5771 creating stack local.
5772 * calls.c (compute_argument_addresses): Override alignment of stack
5773 arg calculated from its type with the alignment given by
5774 FUNCTION_ARG_BOUNDARY.
5775 (store_one_arg): Likewise.
5777 2005-01-11 Jan Beulich <jbeulich@novell.com>
5779 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5780 Change respective itanium_class attribute to ialu.
5781 (shladdp4_internal): New.
5782 * config/ia64/predicates.md (shladd_log2_operand): New.
5784 2005-01-11 Richard Henderson <rth@redhat.com>
5786 * expr.c (store_constructor): Use rtvec_alloc instead of
5787 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5789 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5791 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5793 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5795 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5796 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5797 (TARGET_RWRELOC): Define.
5798 (ia64_rwreloc_section_type_flags): Delete.
5799 (ia64_section_type_flags): New function.
5800 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5801 (TARGET_RWRELOC): Define.
5803 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5806 * config/ia64/ia64.c (process_set): For alloc insn, only call
5807 process_epilogue is !frame_pointer_needed.
5809 2005-01-10 Roger Sayle <roger@eyesopen.com>
5812 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5813 unary operator and can't be treated as a binary/comparison operator.
5815 2005-01-10 Richard Henderson <rth@redhat.com>
5817 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5818 (ix86_return_in_memory): Likewise.
5819 (function_arg_advance): Likewise. Mirror structure in function_arg
5820 for choosing register to advance.
5822 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5824 * tree-vectorizer.c, tree.def: Fix comment typos.
5826 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5828 * config/s390/s390.c (struct processor_costs): 4 new fields:
5829 ddbr, ddr, debr, der.
5830 (s390_rtx_costs): More precise handling of divide instructions.
5832 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5834 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5836 2005-01-10 Jan Beulich <jbeulich@novell.com>
5838 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5839 names resulting from -ffunction-sections/-fdata-sections and linkonce
5841 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5842 based on the section name. Rearrange the section name comparison logic
5843 slightly so that each section name is compared against at most once.
5845 2005-01-10 Ben Elliston <bje@au.ibm.com>
5847 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5848 targets for which -fPIC reduces limitations on the GOT size.
5850 2005-01-09 Falk Hueffner <falk@debian.org>
5852 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5855 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5858 * collect2.c (main): Set aixrtl_flag for -brtl option.
5859 (resolve_lib_name): Search for .so file extension before .a
5862 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5864 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5865 (vect_analyze_data_refs_alignment): Add dump prints.
5867 2005-01-09 Ira Rosen <irar@il.ibm.com>
5869 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5870 expr_invariant_in_loop_p.
5871 Initialize outputs first thing in the function.
5872 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5873 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5874 (vect_analyze_pointer_ref_access): Check that the initial condition of
5875 the access function is loop invariant.
5877 2005-01-09 Richard Henderson <rth@redhat.com>
5879 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5880 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5881 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5882 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5883 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5884 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5885 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5886 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5887 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5888 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5889 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5890 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5891 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5892 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5893 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5894 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5895 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5896 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5897 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5898 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5899 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5900 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5901 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5903 (mmx_clrdi, pavgusb): Remove.
5904 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5905 with leading sse_ prefix.
5906 * config/i386/sse.md: Receive them.
5907 * config/i386/mmx.md: New file.
5908 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5909 (subrv2sf3): Turn into expander for normal subtraction.
5910 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5911 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5912 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5913 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5914 commutative; use ix86_binary_operator_ok.
5915 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5916 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5917 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5918 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5919 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5920 Macroize from existing patterns; use ix86_binary_operator_ok.
5921 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5922 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5923 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5924 with vec_select+vec_concat.
5925 (mmx_pshufw, mmx_pshufw_1): Likewise.
5926 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5927 (mmx_uavgv4hi3): Model correctly.
5928 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5929 _mm_xor_si64): Remove casts.
5931 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5933 PR tree-optimization/19224
5934 * tree-scalar-evolution.c (get_instantiated_value,
5935 set_instantiated_value): New functions.
5936 (instantiate_parameters_1): Cache the results.
5937 (instantiate_parameters, resolve_mixers): Initialize and free
5940 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5942 * config/i386/i386.md (addhi_4): Correct reference in comment.
5945 2005-01-08 Richard Henderson <rth@redhat.com>
5947 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5948 (_mm_cvtsi128_si64x): Likewise.
5949 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5950 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5951 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5952 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5953 * config/i386/i386-protos.h: Update.
5954 * config/i386/i386.c (print_operand): Add 'H'.
5955 (ix86_fixup_binary_operands): Split out from ...
5956 (ix86_expand_binary_operator): ... here.
5957 (ix86_fixup_binary_operands_no_copy): New.
5958 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5959 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5960 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5961 (safe_vector_operand): Use CONST0_RTX.
5962 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5963 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5964 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5965 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5967 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5968 (IX86_BUILTIN_CMPNGESS): New.
5969 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5970 (attr type): Add sselog1.
5971 (attr unit, attr memory): Handle it.
5972 (movti, movti_internal, movti_rex64): Move near other integer moves.
5973 (movtf, movtf_internal): Move near other fp moves.
5974 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5975 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5976 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5977 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5978 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5979 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5980 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5981 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5982 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5983 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5984 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5985 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5986 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5987 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5988 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5989 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5990 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5991 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5992 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5993 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5994 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5995 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5996 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5997 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5998 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5999 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6000 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6001 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6002 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6003 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6004 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6005 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6006 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6007 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6008 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6009 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6010 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6011 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6012 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6013 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6014 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6015 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6016 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6017 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6019 (SSEPUSH, push<SSEPUSH>): Remove.
6020 (MMXPUSH, push<MMXPUSH>): Remove.
6021 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6022 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6023 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6024 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6025 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6026 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6027 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6028 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6029 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6030 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6031 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6032 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6033 (ppro_sse_log_V4SF): Handle sselog1.
6034 * config/i386/predicates.md (const_0_to_1_operand): New.
6035 (const_0_to_255_mul_8_operand): New.
6036 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6037 (const_2_to_3_operand, const_4_to_7_operand): New.
6038 * config/i386/sse.md: New file.
6039 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6040 (sse_movups): Rename from sse_movups_1.
6041 (sse_loadlss): Rename from sse_loadss_1.
6042 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6044 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6045 (absv4sf2, negv2df, absv2df): New.
6046 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6047 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6048 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6049 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6050 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6051 (sse3_addsubv4sf3): Model correctly.
6052 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6053 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6054 (sse_movhlps): Model with vec_select+vec_concat.
6055 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6056 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6057 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6058 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6059 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6060 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6061 sse2_pshufhw_1): Likewise.
6062 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6063 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6064 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6065 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6066 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6067 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6068 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6069 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6070 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6071 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6072 sminv8hi3): Mark commutative
6073 operands. Use ix86_binary_operator_ok.
6074 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6075 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6076 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6077 sse2_punpcklqdq): Allow operand2 in memory.
6078 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6079 sse2_movsd): Add memory alternatives.
6080 (sse_storelps): Turn expander into an insn; split after reload.
6081 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6082 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6084 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6086 * configure.ac (DWARF-2 debug_line): Use objdump.
6087 * configure: Regenerate.
6089 2005-01-08 Jeff Law <law@redhat.com>
6090 Diego Novillo <dnovillo@redhat.com>
6092 PR tree-optimization/18241
6093 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6094 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6095 statements with volatile operands.
6096 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6097 operands after marking a statement with has_volatile_ops.
6099 2005-01-08 Roger Sayle <roger@eyesopen.com>
6101 * tree.c (int_fits_type_p): Always honor integer constant
6102 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6104 2005-01-08 Roger Sayle <roger@eyesopen.com>
6106 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6107 the latent bug in rtl_delete_block has been resolved.
6109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6111 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6112 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6114 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6116 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6117 library as @multilib_dir@/$(SHLIB_SONAME).
6119 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6121 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6122 * configure: Regenerate.
6124 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6126 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6129 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6133 Convert non-word aligned offset address using ld/std into
6136 2005-01-07 Richard Henderson <rth@redhat.com>
6138 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6140 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6142 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6144 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6146 PR tree-optimization/19283
6147 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6148 is not shorter than the original type.
6150 PR rtl-optimization/19012
6151 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6153 PR rtl-optimization/18861
6154 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6155 (FULL_STATE): Define.
6156 (mark_tablejump_edge): New function.
6157 (purge_dead_tablejump_edges): New function.
6158 (find_bb_boundaries): Use it.
6160 PR tree-optimization/18828
6161 * builtins.c (expand_builtin_next_arg): Remove argument and all
6162 the argument checking.
6163 (expand_builtin): Adjust caller.
6164 (expand_builtin_va_start): Likewise. Remove error for too many
6166 (fold_builtin_next_arg): Issue error for too many arguments.
6167 After checking arguments, replace them with magic arguments that
6168 prevent further checking of the args.
6170 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6172 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6174 2005-01-06 Roger Sayle <roger@eyesopen.com>
6177 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6178 and %{.S:...} (and their negative variants) to test whether the
6179 input file is assembler or pre-processed-assembler independent of
6180 the actual filename extension.
6182 2005-01-06 Roger Sayle <roger@eyesopen.com>
6184 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6185 of sign or zero extended values.
6187 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6189 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6190 for IBM long double format correctly.
6192 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6194 Fix PR tree-optimization/18792
6196 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6197 to first_loop_depth, and use loop depth instead of loop number.
6198 (build_classic_dir_vector): Ditto.
6199 (compute_data_dependences_for_loop): Use depth, not loop number.
6200 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6201 number. Pass in loops, instead of loop numbers.
6202 (gather_interchange_stats): Ditto.
6203 (linear_transform_loops): Ditto.
6205 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6208 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6209 biv_fits_mode_p, extension_within_bounds_p): New functions.
6210 (check_ext_dependent_givs): Use them.
6212 2005-01-06 Roger Sayle <roger@eyesopen.com>
6214 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6215 more than one barrier, in which case we should delete them all.
6217 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6219 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6221 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6223 Fix PR middle-end/19286
6225 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6226 output this subprogram, simply ignore this attempt to do it again.
6227 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6228 origin attribute if it's not possible.
6229 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6230 (decls_for_scope): Ditto.
6231 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6232 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6234 2005-01-05 Richard Henderson <rth@redhat.com>
6237 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6238 (bdesc_2arg): Use it.
6239 (ix86_expand_binop_builtin): Force operands into registers
6241 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6242 ix86_expand_sse_compare, ix86_expand_sse_comi,
6243 ix86_expand_builtin): Likewise.
6245 2005-01-05 Richard Henderson <rth@redhat.com>
6247 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6249 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6250 (mulv4hi3): Set itanium_class mmmul.
6251 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6252 (fpack): Rename from fpack_sfsf.
6254 2005-01-05 Richard Henderson <rth@redhat.com>
6257 * reload1.c (do_input_reload): Restrict the optimization deleteing
6258 a previous output reload to RELOAD_FOR_INPUT.
6260 2005-01-05 Steven Bosscher <stevenb@suse.de>
6262 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6263 comment that we fall through after case.
6264 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6265 (distribute_links): Likewise.
6266 * cse.c (cse_insn): Likewise.
6267 * cselib.c (cselib_invalidate_mem): Likewise.
6268 * df.c: Update comments at the top of the file.
6269 (read_modify_subreg_p): Update comments here too.
6270 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6271 * flow.c (mark_set_1): Likewise.
6272 (mark_used_regs): Likewise.
6273 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6274 (canon_list_insert): Likewise.
6275 (mark_set): Likewise.
6276 (try_replace_reg): Likewise.
6277 (store_killed_in_insn): Likewise.
6278 * loop.c (count_one_set): Likewise.
6279 (basic_induction_var): Likewise.
6280 * postreload-gcse.c (find_mem_conflicts): Likewise.
6281 * postreload.c (reload_combine_note_store): Likewise.
6282 (move2add_note_store): Likewise.
6283 * reload.c (find_equiv_reg): Likewise.
6284 (mark_referenced_resources): Likewise.
6285 * rtlanal.c (set_noop_p): Likewise.
6286 (note_stores): Likewise.
6287 (note_uses): Likewise.
6288 * sched-deps.c (sched_analyze_1): Likewise.
6289 * sched-rgn.c (check_live_1): Likewise.
6290 (update_live_1): Likewise.
6291 * config/i860/i860.c: Likewise.
6293 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6295 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6297 * doc/rtl.texi: Update documentation for bit-fields and SET.
6299 2005-01-05 Roger Sayle <roger@eyesopen.com>
6301 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6303 2005-01-05 Jan Hubicka <jh@suse.cz>
6304 Richard Henderson <rth@redhat.com>
6307 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6310 2005-01-05 Richard Henderson <rth@redhat.com>
6313 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6314 (sse_shufps): Change operand 3 to const_int_operand.
6315 (sse2_storelps): Fix typo in template.
6316 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6317 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6318 (ix86_expand_builtin): Likewise.
6320 2005-01-05 Julian Brown <julian@codesourcery.com>
6322 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6323 as aggregates for AAPCS ABIs.
6325 2005-01-05 Stan Shebs <shebs@apple.com>
6327 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6328 Mach-O getters if ppc64.
6329 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6331 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6332 signed four-byte field for global code case.
6333 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6335 2005-01-05 Roger Sayle <roger@eyesopen.com>
6338 * c-common.c: Include real.h.
6339 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6340 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6341 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6342 * Makefile.in (c-common.o): Update dependencies.
6344 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6346 * c-parse.in (asm_string): Add trailing semicolon.
6348 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6350 * c-parse.in (asm_string): New. Don't allow wide strings in
6352 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6353 asm_string instead of STRING.
6355 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6357 * c-typeck.c (constructor_no_implicit): Remove.
6358 (set_designator, process_init_element): Don't check
6359 constructor_no_implicit.
6361 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6362 Kaz Kojima <kkojima@gcc.gnu.org>
6365 * lcm.c (create_pre_exit): New.
6366 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6367 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6369 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6371 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6372 -msoft-float in target_float_switch.
6373 * arm.c (arm_override_options): Fix processing of target_float_switch.
6375 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6377 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6380 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6382 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6383 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6385 2005-01-04 Roger Sayle <roger@eyesopen.com>
6387 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6388 if deleting the then-block allows the test-block to fallthru to the
6391 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6394 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6395 after the full declaration if the are in two different TUs.
6397 2005-01-04 Richard Henderson <rth@redhat.com>
6400 * tree-sra.c (generate_one_element_init): Just
6401 call gimplify_and_add.
6402 (generate_element_init): Record the
6403 new referenced variables and mark them for renaming
6404 and split out to ...
6405 (generate_element_init_1): This.
6406 (scalarize_init): Don't call push_gimplify_context/
6407 pop_gimplify_context.
6409 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6411 * toplev.c (get_src_pwd): Handle failure of getpwd().
6413 2005-01-04 Roger Sayle <roger@eyesopen.com>
6415 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6417 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6418 all the cases handled by it are inverted by invert_truthvalue.
6420 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6422 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6423 (save_register_windowsi): Likewise.
6425 2005-01-04 Richard Henderson <rth@redhat.com>
6427 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6429 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6432 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6433 any simplifications of vector mode comparison operators.
6434 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6436 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6437 Devang Patel <dpatel@apple.com>
6439 PR tree-optimization/18308
6440 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6441 the operands before creating a new expression.
6442 * dojump.c (do_jump): Make drop_through_label available
6443 for all cases. Add expansion of COND_EXPR.
6445 2005-01-04 Ira Rosen <irar@il.ibm.com>
6447 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6448 INTEGER_CST instead of TREE_CONSTANT.
6449 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6450 instead of TREE_CONSTANT.
6451 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6452 instead of TREE_CONSTANT.
6454 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6456 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6458 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6461 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6462 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6464 2005-01-03 Richard Henderson <rth@redhat.com>
6466 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6467 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6468 fold_convert_const_real_from_real): Split out from ...
6469 (fold_convert_const): ... here.
6471 2005-01-03 Richard Henderson <rth@redhat.com>
6474 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6475 (mov<MMXMODEI>_internal): Likewise.
6476 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6477 Add V2SF case; use it for SSE1; don't use TI.
6478 (movdf_integer): Likewise.
6479 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6481 2005-01-03 Ira Rosen <irar@il.ibm.com>
6483 * tree-vectorizer.c (vect_strip_conversions): New function.
6484 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6485 check for binary class.
6487 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6491 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
6493 * gimple-low.c (mark_blocks_with_used_vars): New function.
6494 (mark_blocks_with_used_subblocks): Ditto.
6495 (mark_used_blocks): Ditto.
6496 (pass_mark_used_blocks): New pass.
6497 * tree-inline.c: Include debug.h.
6498 (expand_call_inline): Call outlining_inline_function here.
6499 * tree-optimize.c (init_tree_optimization_passes): Add
6500 pass_mark_used_blocks.
6501 * tree-pass.h (pass_mark_used_blocks): New.
6502 * Makefile.in (tree-inline.o): Add debug.h dependency.
6504 2005-01-03 Geoffrey Keating <geoffk@apple.com>
6506 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
6507 VAR_DECLs to have weak_import attribute.
6509 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
6512 2004-01-03 Steven Bosscher <stevenb@suse.de>
6514 * passes.c (rest_of_compilation): Don't run regmove if only
6515 flag_expensive_optimizations, require flag_regmove instead.
6517 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6519 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
6521 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
6522 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6523 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
6524 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
6526 2005-01-03 Richard Henderson <rth@redhat.com>
6528 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
6529 (ia64_const_ok_for_letter_p): New.
6530 (ia64_const_double_ok_for_letter_p): New.
6531 (ia64_extra_constraint): New.
6532 (ia64_expand_vecint_compare): New.
6533 (ia64_expand_vcondu_v2si): New.
6534 (ia64_expand_vecint_cmov): New.
6535 (ia64_expand_vecint_minmax): New.
6536 (ia64_print_operand): Add 'v'.
6537 (ia64_preferred_reload_class): New.
6538 (ia64_vector_mode_supported_p): New.
6539 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
6540 (PREFERRED_RELOAD_CLASS): Move to function.
6541 (CONST_OK_FOR_LETTER_P): Move to function.
6542 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6543 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6544 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6545 (EXTRA_CONSTRAINT): Move to function.
6546 * config/ia64/ia64.md: Include vect.md.
6547 (itanium_class): Add mmalua.
6549 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6551 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6552 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6554 (const_int_2bit_operand): New.
6555 (fr_reg_or_0_operand): New.
6556 * config/ia64/ia64-modes.def: Add vector modes.
6557 * config/ia64/ia64-protos.h: Update.
6558 * config/ia64/vect.md: New file.
6560 2005-01-03 Richard Henderson <rth@redhat.com>
6562 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6564 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6567 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6569 (log1pdf2): Change mode of operands[0,1] to DFmode.
6571 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6573 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6574 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6575 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6576 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6577 SPARC_RELAXED_ORDERING.
6579 2005-01-03 Richard Henderson <rth@redhat.com>
6580 Uros Bizjak <uros@kss-loka.si>
6583 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6584 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6585 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6587 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6588 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6589 const_pow2_1_to_128_operand): New predicates.
6591 2005-01-02 Greg McGary <greg@mcgary.org>
6593 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6595 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6596 object. [ptr_type]: Remove unused variable.
6597 Remember nearest addressable array-element or record-component
6598 when checking bitfield components. Tolerate empty BIND_EXPR.
6600 2005-01-01 Richard Henderson <rth@redhat.com>
6602 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6603 that don't narrow the value. Fail for other conversions.
6605 2005-01-01 Richard Henderson <rth@redhat.com>
6608 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6609 * c-lang.c (finish_file): Don't do it here.
6610 * objc/objc-act.c (objc_finish_file): Likewise.
6612 * cgraph.c (decl_assembler_name_equal): New.
6613 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6614 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6615 * cgraph.h (struct cgraph_varpool_node): Add next.
6616 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6617 * varasm.c (assemble_alias): Mark the target as needed.
6619 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6622 * function.c (get_arg_pointer_save_area): Use entry_of_function
6623 instead of get_insns.
6625 2005-01-01 Roger Sayle <roger@eyesopen.com>
6626 Andrew Pinski <pinskia@physics.uc.edu>
6627 James E. Wilson <wilson@specifixinc.com>
6629 PR rtl-optimization/12092
6630 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6633 2005-01-01 Roger Sayle <roger@eyesopen.com>
6634 Olivier Hainque <hainque@act-europe.fr>
6636 * tree.c (int_fits_type_p): A narrower type always fits in a
6637 wider one, except for negative values into unsigned types.
6639 2005-01-01 Roger Sayle <roger@eyesopen.com>
6641 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6642 with the original constant rather than require TREE_OVERFLOW.
6644 2005-01-01 Steven Bosscher <stevenb@suse.de>
6647 * c-decl.c (finish_function): If compiling C99, annotate the
6648 compiler generated return with the current file name and line 0.
6649 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6650 the source line is greater than 0.
6651 (remove_bb): Likewise.
6653 See ChangeLog.12 for earlier changes.